monitor theory of operation the intellivue mp40 / mp50 patient monitor : • displays real - time data • controls the attached measurement server • alarms in the case of patient or equipment problems • offers limited data storage and retrieval ( trending ) • interfaces to the philips clinical network and other equipment a monitor with just a single integrated measurement server can be connected to additional building blocks to form a monitoring system with a large number of measurements, additional interface capabilities and one slave display. these elements cooperate as one single integrated real - time measurement system. system boundaries the following diagram discusses specific boundaries within the overall system with respect to their openness and real - time requirements : 17 2 theory of operation monitor theory of operation o measurement lan combines components of one patient monitor ; real time requirements across all interconnected elements o philips clinical network ( wired lan ) connects multiple patient monitors, information centers, application servers ; closed system, only philips qualified products ( tested and with regulatory approval ) are connected, philips is responsible for guaranteed real - time functionality and performance o philips clinical network ( wireless ) like philips clinical network ( wired ) lan, however due to current wireless technologies available it has reduced bandwidth, longer latencies, reduced functionality o hospital lan, internet standard network, not under philips control, no guaranteed service, no real - time requirements 18 monitor theory of operation 2 theory of operation hardware building blocks the following hardware building blocks make up the monitoring system : intellivue mp40 the mp40 monitor : • integrates the display and processing unit into a single package • uses a 12. 1 ” tft svga color display • uses the philips navigation point as primary input device ; computer devices such as mice, trackball, and keyboard can be added optionally • has an optional 4 - slot rack • supports the mms and mms extensions. 19 2 theory of operation monitor theory of operation building blocks : battery rack boa rd @topic:10


# # # issue - the bed's mattress has become detached. # # # impact - the bed is no longer safe for use. - the patient may be injured if they fall out of the bed. # # # possible causes - the mattress was not properly secured to the frame. - the frame is damaged. - the mattress is worn out. # # # recommendations - inspect the bed to identify the cause of the failure. - repair or replace the damaged parts. - secure the mattress properly. - replace the mattress if it is worn out. @topic:9


# # # issue - broken locking base on bedside physiologic monitor # # # impact - inability to securely mount the monitor to the bed or stand, posing a safety hazard - reduced functionality and reliability of the monitor # # # possible causes - wear and tear over time - accidental damage or mishandling - incorrect installation or maintenance # # # recommendations - replace the broken locking base with a new one - inspect the monitor for any other signs of damage or wear - ensure that the monitor is properly installed and maintained according to the manufacturer's instructions - provide training to staff on proper handling and maintenance of medical devices @topic:2


# # # issue - cuff of the monitor is deteriorated # # # impact - the monitor may not be able to accurately measure vital signs. # # # possible causes - the cuff may have been overinflated or underinflated, or it may have been used too frequently. # # # recommendations - use a new cuff. - inflate the cuff to the correct pressure. - do not overinflate the cuff. - do not use the cuff too frequently. @topic:5


# # # issue - equipment malfunctioning : the monitors, telemetric, electrocardiography device from philips ( model : intellivue mx40 ) is experiencing intermittent power outages and excessive battery consumption. # # # impact - interrupted patient monitoring : the device's unreliability can disrupt real - time patient monitoring, potentially compromising patient safety. - increased maintenance costs : frequent power outages and battery replacements can lead to higher maintenance expenses. # # # possible causes - * * battery malfunction * * : the battery may be faulty or reaching the end of its lifespan, resulting in diminished capacity and rapid discharge. - * * power supply issues * * : loose connections, faulty wiring, or insufficient power supply can cause the device to power down intermittently. - * * software bugs * * : software glitches or corrupted firmware can interfere with the device's power management system, causing unexpected shutdowns. - * * hardware defects * * : component failures or manufacturing defects can lead to power supply disruptions and battery drain. # # # recommendations - * * battery replacement * * : replace the device's battery with a new one of the same type and specifications. - * * power supply inspection * * : check all power connections, wiring, and the power source to ensure they are secure and providing adequate power. - * * software updates * * : contact the manufacturer or service provider to check for any available software updates that may address power - related issues. - * * hardware diagnostics * * : if other troubleshooting steps fail, engage a qualified biomedical engineer to diagnose and repair any underlying hardware problems. - * * patient monitoring redundancy * * : consider implementing backup monitoring systems or having a secondary device ready to use if the primary device experiences persistent power failures. @topic:11


# # # issue - probe cover broken # # # impact - inaccurate temperature readings - patient discomfort - increased risk of infection - liability issues # # # possible causes - manufacturing defect - improper handling - accidental damage - excessive wear and tear - improper cleaning and maintenance # # # recommendations - replace probe cover immediately - ensure proper handling and storage of probe - train staff on proper cleaning and maintenance procedures - inspect probe covers regularly for damage - order spare probe covers to have on hand @topic:20


# # # issue - scanner is not working. - temperature readings are lower than normal. # # # impact - inability to monitor patient's vital signs accurately. - potential patient harm if inaccurate temperature readings are used to make clinical decisions. # # # possible causes # # # # scanner - dirty scanner board. - faulty scanner hardware. # # # # temperature probe - dirty or damaged temperature probe. - faulty temperature probe hardware. - incorrect calibration of temperature probe. # # # recommendations # # # # scanner - clean the scanner board. - replace faulty scanner hardware. # # # # temperature probe - clean or replace the temperature probe. - calibrate the temperature probe. @topic:20


# # # issue - the module spo2 of the monitor is damaged. # # # impact - the monitor cannot measure the patient's oxygen saturation levels. # # # possible causes * * module - related causes : * * - defective sensors or cables - malfunction of the signal processing circuitry within the module - physical damage to the module # # # external causes : * * - static discharge from a defibrillator or other medical equipment - electromagnetic interference from other devices in the operating room - incompatible or poorly maintained accessories # # # recommendations * * immediate actions : * * - replace the damaged module with a new or refurbished one. - verify the compatibility and proper functioning of all connected accessories. * * preventative maßnahmen : * * - regularly inspect the monitor and module for physical damage or loose connections. - ensure proper grounding and shielding of the monitor and accessories to minimize electromagnetic interference. - provide anti - static precautions during maintenance and use. - train staff on proper handling and storage of the monitor and accessories. * * additional considerations : * * - the manufacturer may provide specific troubleshooting steps or repair instructions for the module spo2. - consult with a qualified biomedical engineer or technical support representative for further assistance. - keep a maintenance log to document repairs and any potential recurring issues. @topic:4


# # # issue - the patient bed's remote control is not working, preventing the bed from being adjusted. # # # impact - the patient may be unable to adjust the bed to a comfortable position, which may lead to discomfort and pain. - the staff may be unable to properly position the patient for medical procedures, which may delay or compromise care. # # # possible causes - * * remote control failure : * * the remote control may be defective due to a variety of reasons, such as physical damage, electrical issues, or software problems. - * * cable damage : * * the cable connecting the remote control to the bed may be damaged, preventing the signals from being transmitted properly. - * * bed malfunction : * * the bed itself may be malfunctioning, preventing it from responding to the signals from the remote control. # # # recommendations - * * inspect the remote control : * * check for any physical damage, such as cracks or broken buttons. test the remote control with a new set of batteries to rule out battery failure. - * * inspect the cable : * * check the cable for any damage or loose connections. if the cable is damaged, it should be replaced. - * * inspect the bed : * * check the bed's power supply and ensure that it is properly connected. if the bed is still not responding, it may need to be serviced by a qualified technician. @topic:7


# # # issue - loose bed examination lamp. # # # impact - potential hazard to patients and staff due to unstable or falling lamp. # # # possible causes - * * loose or missing nuts * * : the nuts that secure the lamp to the bed may have become loose or completely detached, allowing the lamp to move freely. # # # recommendations - * * tighten or replace nuts * * : inspect the nuts that secure the lamp to the bed and tighten any loose ones. if any nuts are missing, replace them with the appropriate size and type. - * * regular maintenance * * : establish a regular maintenance schedule to inspect and tighten the nuts that secure the lamp to the bed. this will help prevent loosening and ensure the lamp remains stable. @topic:6


* * issue : * * bed is unable to adjust * * impact : * * - patient discomfort - difficulty in patient care - increased risk of falls * * possible causes : * * - electrical malfunction - mechanical failure - software glitch * * recommendations : * * - inspect the electrical connections and wiring for any loose or damaged components. - check the mechanical components for wear and tear, such as worn gears or broken cables. - reset the software and perform a system reboot. - contact the manufacturer for further troubleshooting and repair. * * additional notes : * * - the cause of failure is likely related to either an electrical or mechanical issue, as the bme has resolved any software issues. - the technician should thoroughly inspect and test the equipment to determine the exact cause of the failure. @topic:1


# # # issue central monitor has no signal # # # impact patients may not be able to be monitored properly, which could lead to delays in care or even more serious consequences. # # # possible causes - faulty power supply board - loose or damaged cables - faulty central monitor unit # # # recommendations - replace the power supply board - check and tighten all cables - test the central monitor unit - if the problem persists, contact the manufacturer for assistance @topic:2


# # # issue - cuff bp ( blood pressure ) deterioration and defects # # # impact - the blood pressure cuff is no longer functional and cannot be used. # # # possible causes - the blood pressure cuff may have deteriorated due to : - age and wear and tear - exposure to extreme temperatures - improper storage - physical damage # # # recommendations - replace the blood pressure cuff with a new one. - inspect the blood pressure cuff regularly for signs of wear and tear. - store the blood pressure cuff in a cool, dry place. - handle the blood pressure cuff with care. @topic:3


# # # issue - the cause of failure is not clearly stated. # # # impact - the unclear cause of failure may result in : - difficulty in identifying the root cause of the problem - incorrect repairs - recurrence of the failure # # # possible causes - missing or incorrect information in the input - misinterpretation of the input # # # recommendations - provide more detailed information about the cause of failure, such as : - the specific location of the loose ac wire - the reason why the wire became loose - any other contributing factors - ensure that the input is accurate and complete before using it to make decisions @topic:12


# # # issue : vital signs monitor not functioning properly. # # # impact : - inability to accurately monitor patient's vital signs. - delayed or inaccurate medical decisions. - potential health risks to the patient. # # # possible causes : - battery failure. # # # recommendations : - replace the battery. - regularly inspect and replace batteries as needed. - train staff on proper battery handling and replacement procedures. @topic:11


aperiodic measurement is completed. a question mark (? ) beside a value means that the data may not be reliable, due perhaps to an inop condition in the measurement. your monitor screen may look slightly different to the examples shown in this chapter. trends pop - up keys when you open the graphic or tabular trends window, a selection of pop - up keys appears to let you navigate through the stored trend data and carry out trends - related tasks. vitals trend graph trend ■i - histo - gram 271 21 trends viewing trends pop - up keys selecting this pop - up key lets you.... select group see a pop - up list of trend groups and select a group for viewing. select interval see a pop - up list of available data resolution settings and select the level of detail shown in the trend view. print / record print a tabular trends report or make a tabular trend recording of the data in the current window. the report will use the current trend interval settings. print print a graphic trends report of the data in the current window. the report will use the current trend interval settings. nt [UNK] 1 move the cursor one step to the left or right to navigate through the trends database timeline. k < t * 1 move the cursor one page to the left or right to navigate through the trends database timeline. ini ml jump to the beginning or the end of the trends database to see the most recent or oldest trend information stored. ± f scroll up and down the screen to see measurement trends that do not fit in the current view. vital signs open the current trend view in tabular form. the displayed time period and resolution stay the same. graph trend open the current trend view in graphic form. the displayed time period and resolution stay the same. viewing graphic trends 272 a cursor spanning all measurements in the trend group helps you to navigate through the @topic:8


# # # issue - cuff and o2sat sensor failure # # # impact - inaccurate vital signs monitoring - potential delays in treatment - increased patient discomfort # # # possible causes - * * cuff : * * - wear and tear - improper storage - patient abuse - * * o2sat sensor : * * - malfunctioning sensor - loose or disconnected cables - interference from other devices # # # recommendations - * * cuff : * * - inspect cuffs regularly for signs of damage - store cuffs properly when not in use - train patients on proper use of cuffs - * * o2sat sensor : * * - calibrate sensors regularly - check cables for secure connections - avoid using sensors near other electronic devices - * * additional : * * - maintain a preventive maintenance schedule for all vital signs monitors - provide training to staff on proper use and maintenance of devices - keep spare parts readily available for quick repairs @topic:5


# # # issue - damaged velcro # # # impact - inability to securely attach the cuff to the patient's arm, resulting in inaccurate or unreliable vital sign measurements. # # # possible causes - wear and tear due to repeated use - improper handling or storage - manufacturing defect # # # recommendations - replace the damaged velcro with a new one that is compatible with the cuff. - ensure that the cuff is properly stored and handled to prevent further damage. - inspect the cuff regularly for signs of wear and tear, and replace the velcro if necessary. - consider using a different type of cuff that does not utilize velcro for attachment. @topic:5


# # # issue - cuff of vital signs monitor is deteriorated and not suitable for use. # # # impact - inaccurate or unreliable vital signs readings - potential patient harm due to incorrect monitoring # # # possible causes - cuff has been over - inflated or under - inflated - cuff has been used for an extended period - cuff has been exposed to moisture or chemicals # # # recommendations - replace the cuff with a new one - ensure that the cuff is properly inflated and deflated - store the cuff in a cool, dry place - inspect the cuff regularly for signs of wear or deterioration @topic:5


# # # issue - broken connector pin on the bedside monitor # # # impact - inability to connect the patient to the monitor - loss of vital sign monitoring # # # possible causes - * * defective connector pin : * * the connector pin may have been damaged during manufacturing or handling. - * * improper handling : * * the connector may have been forcefully inserted or removed, causing the pin to break. - * * excessive wear and tear : * * over time, the connector pin may have become worn and weakened, making it more susceptible to breakage. # # # recommendations - * * inspect the connector pin : * * carefully examine the connector pin for any signs of damage or wear. - * * replace the connector : * * if the connector pin is damaged, it will need to be replaced by a qualified technician. - * * handle with care : * * when inserting or removing the connector, be sure to do so gently and avoid using excessive force. - * * regular maintenance : * * regularly inspect the connector and cable for any signs of wear or damage. @topic:2


# # # issue - bed not adjusting # # # impact - patient discomfort - difficulty providing care # # # possible causes - faulty motor - damaged gears - loose connections - software glitch - power supply issue # # # recommendations - * * inspect motor and gears * * : check for any visible damage or wear and tear. - * * tighten connections * * : ensure all electrical connections are secure. - * * reset software * * : if possible, restart the bed's software system to resolve glitches. - * * check power supply * * : verify that the bed is properly plugged in and receiving power. - * * consult manufacturer * * : if the issue persists, refer to the manufacturer's instructions or contact their technical support for further guidance and troubleshooting. # # # additional notes - the cause of failure in this scenario is likely due to the loose connections. - it is important to perform regular maintenance and inspections on medical equipment to prevent such failures and ensure patient safety. @topic:1


##e top cover assy m3012 - 64621 451261016611 ms _ hms mse link bar assy without flex, must be ordered separately 453564088851 453564088851 ms _ mc02 flex cable / connector assy 5041 - 8114 453563100081 ms _ x1 mounting pin mms extension front bezels and accessories part number 12nc description m3012a bezels 451261024471 451261024471 ms _ hms bezel p, t, p / t eng. text 233 [ 6 parts ] part number 12nc description 451261024481 451261024481 ms hms bezel p, t, p / t symbols 451261024491 451261024491 ms hms bezel c. o., p, t, p / t eng. text 451261024501 451261024501 ms hms bezel c. o., p, t, p / t symbols 451261024511 451261024511 ms hms bezel cco, c. o., p, t, p / t eng text 451261024521 451261024521 ms hms bezel cco, c. o., p, t, p / t sym m3012a misc 14454a 453563057651 i. v pole mount m3014a bezels 451261024531 451261024531 ms _ rc02 bezel c02 only eng. text / sym 451261024541 451261024541 ms rc02 bezel c. o., c02, p, p / t eng. text 451261024 @topic:19


# # # issue - tearing of velcro attachment straps on the bed sheet # # # impact - compromised patient safety - discomfort for the patient - delay in patient care # # # possible causes - prolonged use and wear - improper cleaning and handling - exposure to high temperatures or harsh chemicals # # # recommendations - regularly inspect the velcro straps for signs of wear or damage - replace worn or damaged straps promptly using appropriate materials - follow proper cleaning and handling guidelines for the bed sheets - minimize exposure of the straps to high temperatures or harsh chemicals @topic:6


change from 80 to 40 bpm : range : [ 5. 6 to 6. 4 sec ] average : 6. 0 seconds ventricular bigeminy : 80 bpm heart rate meter accuracy and response to irregular rhythm slow alternating ventricular bigeminy : 60 bpm rapid alternating ventricular bigeminy : 120 bpm bidirectional systoles : 90 bpm methods a and d were used to establish overall system errond frequency response. accuracy of input signal reproduction rejection of pacemaker pulses with amplitudes from ±2 mv to + 700 mv and widths from 0. 1 ms to 2. 0 ms ( method a ) pacemaker pulse rejection performance 2. 2 v / s rti ( paced mode ) pacemaker pulse rejection of fast ecg signals minimum input slew rate 2. 2 v / s rti respiration respiration performance specifications dult / pedi : 0 to 120 rpeo : 0 to 170 rpm rangt 0 to 120 rpm ±1 rpaccuracy at 120 to 170 rpm + 2 rpm rpresolution 0. 3 to 2. 5 hz ( - 6 db ) bandwidth less than 25 m2 ( rms ) referred to the input noise respiration adelay range adjustment adult / pedi : 10 to 100 rpeo : 30 to 150 rpm adult / pedi : 0 to 95 rpm neo : 0 to 145 rpm nder 20 rpm : 1 rpm steps over 20 rpm : 5 rpm steps nder 20 rpm : 1 rpm stepover 20 rpm : 5 rpm steps high for limits from 0 to 20 rpm : max. 4 seconds low for limits above 20 rpm : max. 14 seconds second step10 to 40 seconds 478 40 specifications spo2 unless otherwise specified, this information is valid for spo2 measured using the m3001a and m3002a multi - measurement modules and the m10 @topic:8


# # # issue the input indicates that the biomedical engineer ( bme ) performed a check - up and test on the medical device and found that the device was functioning normally. however, the " cause of failure " is listed as " checking the readiness for use. " this is not a specific cause of failure and does not provide any information about why the device was not functioning properly. # # # impact the lack of a specific cause of failure makes it difficult to determine what repairs or maintenance are needed to fix the device. this could lead to delays in getting the device back into service and could have a negative impact on patient care. # # # possible causes since the input does not provide any specific information about the cause of failure, it is difficult to determine the possible causes. however, some possible causes could include : * a problem with the device's software * a loose connection * a faulty component * a power surge # # # recommendations to resolve this issue, the bme should perform further testing to identify the specific cause of failure. once the cause of failure has been identified, the bme can then make repairs or replace components as needed to fix the device. @topic:12


# # # issue - equipment failure due to faulty cable. # # # impact - interruption of patient monitoring during transport. # # # possible causes - damage to cable due to improper handling or excessive use. - loose connections or frayed wires within the cable. - electromagnetic interference from other medical devices. # # # recommendations - * * inspect cables regularly * * for any signs of damage or wear. - * * handle cables with care * * to prevent kinking or crushing. - * * secure cables properly * * to avoid excessive movement or strain. - * * use cable protectors * * or covers to minimize external damage. - * * test cables thoroughly * * before connecting them to medical devices. - * * consider investing in high - quality cables * * that are designed for durability and reliability. - * * train staff on proper cable handling and maintenance techniques. * * @topic:2


# # # issue - broken plug on electric bed # # # impact - the electric bed cannot be used safely. # # # possible causes - the plug was damaged during handling or transportation. - the plug was not properly inserted into the outlet. - the plug is old and worn. # # # recommendations - replace the broken plug with a new one. - inspect the plug regularly for damage. - ensure that the plug is properly inserted into the outlet. - consider using a surge protector to protect the bed from power surges. @topic:9


# # # issue - cuff leak # # # impact - inaccurate blood pressure measurements - patient discomfort or injury - increased risk of pressure ulcers - increased risk of infection # # # possible causes - damaged cuff material - cuff not properly inflated - cuff not properly secured to patient's arm - cuff too large or too small for patient's arm - air leak in cuff tubing # # # recommendations - inspect cuff for damage and replace if necessary - ensure cuff is properly inflated according to manufacturer's instructions - ensure cuff is properly secured to patient's arm - use a cuff that is the correct size for the patient's arm - inspect cuff tubing for air leaks and replace if necessary @topic:3


# # # issue - motor failure # # # impact - inability to adjust the knee of the bed # # # possible causes - electrical fault in the motor - mechanical failure in the motor - damage to the motor due to excessive use # # # recommendations - replace the motor with a new one - inspect the motor for any damage or electrical faults - lubricate the motor regularly to prevent wear and tear @topic:9


# # # issue - equipment : monitor, physiologic, central station - band : philips - model : - # # # impact - the central station monitor's pc screen is not working, affecting its functionality. # # # possible causes - malfunctioning pc screen # # # recommendations - * * immediate action : * * replace the pc screen with a spare one to restore monitor functionality. - * * root cause investigation : * * investigate the cause of the pc screen malfunction to prevent recurrence. consider the following potential issues : - loose connections - power supply issues - software glitches - hardware defect - * * preventive measures : * * - establish regular maintenance schedules to detect and address potential issues early on. - ensure proper handling and storage of the equipment to minimize physical damage. - train staff on proper usage and troubleshooting procedures. - consider investing in redundant systems or backup monitors to mitigate the impact of future failures. @topic:2


# # # issue the electric bed is not fully descending when the cpr button is pressed. # # # impact this issue can potentially impact patient safety by preventing the bed from being lowered to a flat position for cpr. # # # possible causes * * 1. faulty motor : * * the motor responsible for lowering the bed may be faulty or malfunctioning. * * 2. electrical fault : * * there may be an electrical fault within the bed's circuitry that is preventing the motor from receiving the correct signal. * * 3. software issue : * * a software glitch could be causing the bed to behave erratically and not respond properly to the cpr button. * * 4. mechanical obstruction : * * there may be a mechanical obstruction, such as a jammed part or loose screw, that is preventing the bed from descending fully. # # # recommendations * * 1. inspect motor : * * check the motor for any signs of damage or wear. test the motor to ensure it is functioning properly. * * 2. trace electrical circuit : * * inspect the electrical circuit for any loose connections, broken wires, or faulty components. use a multimeter to troubleshoot the circuit. * * 3. update software : * * check for any available software updates for the bed and install them as necessary. * * 4. check for mechanical obstruction : * * examine the bed for any visible obstructions or loose parts. remove or adjust any obstructions that may be hindering the bed's movement. * * 5. reset bed : * * disconnect the bed from the power supply for a few minutes and then reconnect it. this may reset the bed's control system and resolve the issue. * * 6. contact manufacturer : * * if the above steps do not resolve the issue, contact the manufacturer for further technical assistance and troubleshooting support. @topic:1


# # # issue the remote control of the electric hospital bed is sticking. # # # impact this issue can prevent patients from adjusting their bed, which may lead to discomfort or pain. it can also hinder nurses and other healthcare professionals from providing proper care. # # # possible causes * * * mechanical failure : * * the remote control may have a faulty button or other internal component. * * * electrical problem : * * there may be an issue with the electrical connection between the remote control and the bed. * * * software glitch : * * if the bed has a computerized system, a software glitch could be causing the remote control to malfunction. * * * user error : * * the remote control may be improperly programmed or used incorrectly. # # # recommendations * * * troubleshooting : * * inspect the remote control for any visible damage or loose connections. try to clean the buttons with a soft, dry cloth. * * * contact the manufacturer : * * if troubleshooting does not resolve the issue, contact the manufacturer of the bed for support. they may have troubleshooting tips or replacement parts available. * * * use a manual override : * * some electric hospital beds have a manual override feature that allows the bed to be adjusted without using the remote control. check the bed's documentation for instructions on how to use the manual override. * * * avoid excessive force : * * do not use excessive force when pressing the buttons on the remote control. this could further damage the remote or the bed. @topic:7


# # issue the beds, electric, hill - rom, care assist es is unable to adjust its level. # # impact the patient may not be able to get into or out of bed safely or comfortably. the patient may also be at risk of falling if the bed is not adjusted properly. # # possible causes 1. actuators are no longer functioning properly 2. electrical issues 3. problem with the bed remote # # recommendations 1. check the actuators to make sure they are functioning properly. 2. check the electrical connections to make sure they are secure. 3. check the battery to be sure it is functioning properly 4. if possible, try a different bed remote to see if that resolves the issue. 5. contact the manufacturer for further assistance. @topic:1


system performance and cause a potential hazard. reuse : never reuse disposable transducers, sensors, accessories and so forth that are intended for single use, or single patient use only. reuse may compromise device functionality and system performance and cause a potential hazard. electromagnetic compatibility : using accessories other than those specified may result in increased electromagnetic emission or decreased electromagnetic immunity of the monitoring equipment. damage : do not use a damaged sensor or one with exposed electrical contacts. cables and tubing : always position cables and tubing carefully to avoid entanglement or potential strangulation. mr imaging : during mr imaging, remove all transducers, sensors and cables from the patient. induced currents could cause burns. 8 1 introduction ) maintenance, repair and care warning maintenance and repair : • do not maintain or repair the device in patient vicinity. • failure on the part of the responsible individual hospital or institution using this equipment to implement a satisfactory maintenance schedule may cause undue equipment failure and possible health hazards. • performance verification : do not place the system into operation after repair or maintenance has been performed, until all performance tests and safety tests listed in testing and maintenance of this service manual have been performed. failure to perform all tests could result in erroneous parameter readings, or patient / operator injury. care and disinfection : • to avoid contaminating or infecting personnel, the environment or other equipment, make sure you disinfect and decontaminate the monitor appropriately before disposing of it in accordance with your country ’ s laws for equipment containing electrical and electronic parts. • for disposal of parts and accessories such as thermometers, where not otherwise specified, follow local regulations regarding disposal of hospital waste. 9 [ 1 introduction ] 10 2 theory of operation integrated monitor theory of operation the intelhvue mx400 / 450 / 500 / 550 patient monitor : • displays @topic:10


##s t 0601 - 1 : 1999 ; iec 60601 - 1 - 1 : 2001 ; en 60601 - 1 - 1 : 2001 ; iec 60601 - 1 - 2 : 2001 ; en 60601 - 1 - 2 : 2001. classification ( according to iec 60601 - 1 ) : class 1, type cf, continuous operation. the bis measurement uses a type bf applied part. the possibility of hazards arising from software errors was minimized in compliance with iso 14971 : 2000, en60601 - 1 - 4 : 1996 + al : 1999 and iec 60601 - 1 - 4 : 1996 + al : 1999. emc and radio regulatory compliance this ism device complies with canadian ices - 001. cet appareil ism est conforme a la norme nmb - 001 du canada. the mp20 / 30 including intellivue instrument telemetry wmts ( us only ) and the mp40 / 50 with the intellivue instrument telemetry wmts adapter ( us only ) comply with part 15 of the fcc rules. operation is subject to the condition that these devices do not cause harmful interference. operation of this equipment requires the prior coordination with a frequency coordinator designated by the fcc for the wireless medical telemetry service. the mp20 / 30 including intellivue instrument telemetry ism ( 2. 4 ghz ) and the mp40 / 50 with the intellivue instrument telemetry ism ( 2. 4 ghz ) adapter - fcc and industry canada radio compliance : this device complies with part 15 of the fcc rules and rss - 210 of industry canada. operation is subject to the following two conditions : ( 1 ) this device may not cause harmful interference, and ( 2 ) this device must accept any interference received, including interference that may @topic:10


500m to 3000m ( - 1600 to 10000 ft. ) storage : - 500m to 4600m ( - 1600 to 15000 ft. ) cabiing options and conduit size requirements the following table describes the cabling options for the mms. table 9 m3001a and m3002a cables part number 12nc description conduit sizes bend radius connector size ( lxw ) both ends are terminated with msl conntectors m3081 - 61626 453563474781 cbl msl 0. 75m 72mm ^ 40 mm 40 mm x 17 mm m3081 - 61601 453563402721 cbl msl im 72mm ^ 40 mm 40 mm x 17 mm m3081 - 61602 453563377851 cbl msl 2m 72mm ^ 40 mm 40 mm x 17 mm m3081 - 61603 453563402731 cbl msl 4m 72mm ^ 40 mm 40 mm x 17 mm 296 8 site preparation ^ ) part number 12nc description conduit sizes bend radius connector size ( lxw ) m3081 - 61627 453563484501 cbl msl 10m 72mm ^ 40 mm 40 mm x 17 mm m3081 - 61628 453563484511 cbl msl 15m 72mm ^ 40 mm 40 mm x 17 mm m3081 - 61629 453563484521 cbl msl 25m 72mm ^ 40 mm 40 mm x 17 mm both ends are unterminated, use faceplates m3081 - 61615 453563484481 cbl msl instal. l5m unterminated 72mm ^ 40 mm @topic:19


# # # issue * monitor displays inaccurate or no spo2 readings. # # # impact * inaccurate spo2 readings can lead to incorrect treatment decisions and patient safety risks. # # # possible causes * loose cables or connectors * faulty spo2 sensor * malfunctioning monitor # # # recommendations * ensure that all cables and connectors are securely tightened. * inspect the spo2 sensor for any damage or debris. * if the issue persists, contact the equipment manufacturer for further troubleshooting and repair. @topic:4


# # # issue - cuff leak on philips intellivue mp70 ( m8007a ) bedside physiologic monitor # # # impact - blood pressure measurements cannot be taken accurately # # # possible causes - cuff size 25 - 35 cm is too small for the patient - cuff is damaged or punctured - cuff hose is loose or disconnected - monitor cuff port is damaged # # # recommendations - replace the cuff with the correct size ( 25 - 35 cm for neonates, 29 - 43 cm for infants, 32 - 50 cm for children, 32 - 57 cm for adults, and 42 - 70 cm for obese adults ) - inspect the cuff for any damage or punctures and replace if necessary - ensure that the cuff hose is securely connected to the monitor - inspect the monitor cuff port for any damage and replace if necessary @topic:3


# # # issue - spring on the electric bed is too stiff. # # # impact - the bed cannot be used safely. # # # possible causes - the spring was not properly installed. - the spring is worn out. # # # recommendations - the spring should be replaced. - the bed should be tested to ensure that it is safe to use. @topic:1


# # # issue - electrical failure of the bed, electric, huntleigh, contoura 390. # # # impact - the bed is inoperable and cannot be used to care for patients. # # # possible causes - the motor that adjusts the bed's position may have failed. - the electrical wiring or control panel may be damaged. - the power supply to the bed may be interrupted. # # # recommendations - inspect the motor and electrical wiring for damage. - check the power supply to the bed. - replace any damaged components. - test the bed to ensure that it is functioning properly. @topic:9


##o high limit 8. 5 1 / min 3. 7 1 / min 1. 3 1 / min cco low limit 4. 0 1 / min 2. 6 1 / min 0. 3 1 / min cci alarms on cci high limit 4. 3 1 / min / m 2 3. 7 1 / min / m 2 5. 2 1 / min / m 2 cci low limit 2. 0 1 / min / m 2 2. 6 1 / min / m 2 1. 2 1 / min / m 2 c0 2 default settings c0 2 settings factory defaults h10 / h20 / h40 h30 ( deviations from h10 / 20 / 40 ) adult pedi neo adult pedi neo etc0 2 low 30 25 etc0 2 high 50 60 imc0 2 high 4 c0 2 alarms on unit mmhg scale 40 mmhg 50 imc0 2 on off n 2 0 corr ( only m3015a / m3016a ) off oxygen corr ( only m3014a ) 16 % 468 spirometry default settings 39 default settings appendix c0 2 settings factory defaults h10 / h20 / h40 h30 ( deviations from h10 / 20 / 40 ) adult pedi neo adult pedi neo gas corr ( only m3014a ) off humidity corr btps max hold off awrr on awrr alarms on awrr high limit 30 100 awrr low limit 8 30 apnea time 20 secs color yellow white spirometry default settings spirometry settings adult pedi neo apnea high limit 20 20 20 mvexp low 4. 0 2. 5 0. 4 mvexp high 8. 0 4. 0 0. 8 pip high 40 25 20 peep low 0 0 0 peep high 25 25 25 rrspir low 8 8 30 rrspir @topic:17


# # # issue the cuff of the philips suresigns vs2 monitor is damaged. # # # impact the monitor will not be able to accurately measure vital signs. # # # possible causes * the cuff may have been punctured or torn. * the cuff may have been overinflated. * the cuff may have been exposed to moisture. * the cuff may have been used incorrectly. # # # recommendations * replace the cuff. * inspect the cuff for any damage. * ensure that the cuff is inflated to the correct pressure. * keep the cuff dry. * use the cuff correctly according to the manufacturer's instructions. @topic:15


# # # issue - equipment malfunction # # # impact - disruption of patient care - delays in diagnosis and treatment - increased risk of medical errors # # # possible causes - hardware failure - software bugs - power outages - user error # # # recommendations - perform a thorough inspection of the equipment. - check for loose connections, damaged wires, or other signs of physical damage. - update the software to the latest version. - ensure that the equipment is properly calibrated and maintained. - provide training to users on how to operate the equipment properly. - implement a regular maintenance schedule to identify and address potential problems before they cause a failure. # # # corrective actions - the technician restarted the equipment, which resolved the issue temporarily. - the technician should perform a more thorough inspection of the equipment to identify the underlying cause of the failure. - the technician should also check the software version and update it if necessary. - the technician should provide training to users on how to operate the equipment properly. @topic:12


the main screen key. the message “ touch disabled, press main screen ” will appear on the screen. press and hold the main screen key again to re - enable touchscreen operation. battery handling, maintenance and good practices this section provides some information on how to handle and maintain the battery in order to get the best usage from it. additionally, some good working practices are also given regarding the correct disposal of the battery. note if your mp2 / x2 is connected to an intellivue information center, you should make sure that the iic uses the text catalog revision f. 0 or later, otherwise battery inops may not display correctly on the iic. consult your iic documentation for instructions on upgrading the text catalog. about the battery 98 when monitoring a patient, one philips m4607a rechargeable lithium ion battery must always be inserted into the battery compartment on the right side of the mp2 / x2. this applies even when you are running the mp2 / x2 external power, either via the external power supply or when connected to a host monitor. the battery has the effect of sealing the battery compartment, thereby preventing the ingress of fluids or foreign bodies. a severe yellow inop (!! insert battery ) will be issued if the monitor is connected to ac mains without a battery fully inserted in the battery compartment. this inop will persist until a battery is loaded. battery compartment to use the mp2 / x2 with battery power, disconnect it from the host monitor or the external power supply ( m8023a ). the rechargeable lithium - ion mangan battery used in the mp2 / x2 is regarded as a smart battery because it has built - in circuitry. ( this circuitry communicates battery - status information to the monitor. ) to get the most out of the battery, observe the following guidelines : @topic:11


# # # issue * the bed's wooden barriers are unable to rise. # # # impact * patients may fall out of bed due to the inability to secure the bed's wooden barriers, posing a safety hazard. # # # possible causes * electrical fault in the bed's motor or control system * mechanical issue with the bed's gears or drive system * obstruction or damage to the wooden barriers * software glitch in the bed's control system # # # recommendations * check the bed's power supply and electrical connections to ensure it is receiving power. * inspect the bed's motor, gears, and drive system for any signs of damage or malfunction. * examine the wooden barriers for any obstructions or damage that may prevent their movement. * test the bed's control system using the manufacturer's diagnostic tools or by manually operating the controls. * if the issue persists, contact the equipment manufacturer or a qualified biomedical engineer for further troubleshooting and repair. * implement proper maintenance and inspection schedules to prevent similar failures in the future. @topic:1


# # # issue - cuff failure in a philips suresigns vs3 vital signs monitor # # # impact - inability to accurately measure blood pressure # # # possible causes - cuff was not properly attached or inflated - cuff was torn or damaged - cuff was too small or too large for the patient - cuff was not the correct type for the monitor # # # recommendations - ensure that the cuff is properly attached and inflated before taking a blood pressure measurement - inspect the cuff for any tears or damage and replace it if necessary - use the correct size cuff for the patient - use the correct type of cuff for the monitor @topic:14


# # # issue medical cart device keeps rebooting. # # # impact the medical cart is essential for providing patient care, and its unavailability can impact patient outcomes. # # # possible causes - hardware failure - software issues - power supply issues - environmental factors ( e. g., temperature, humidity ) - user error # # # recommendations - inspect the hardware for any signs of damage or loose connections. - update the software to the latest version. - check the power supply and ensure that it is providing the correct voltage and amperage. - ensure that the device is operating within the recommended environmental conditions. - train users on the proper operation of the device. @topic:13


# # # issue the hospital bed is not responding to adjustment commands. # # # impact patients may be uncomfortable or unable to receive proper care if the bed cannot be adjusted to a comfortable or appropriate position. # # # possible causes - the bed may be in lock mode. - the bed's control panel may be damaged. - the bed's motor may be malfunctioning. - the bed's power supply may be interrupted. # # # recommendations - check if the bed is in lock mode and unlock it if necessary. - inspect the bed's control panel for any damage and repair or replace it if necessary. - inspect the bed's motor for any damage and repair or replace it if necessary. - check the bed's power supply and ensure that it is functioning properly. @topic:1


# # # issue - battery level is low ( - 1 % ) - unable to use drawer # # # impact - medical staff may not be able to access medical supplies and equipment stored in the drawer. # # # possible causes - battery is not properly connected to the medical cart - battery is not charging properly - battery is old and needs to be replaced # # # recommendations - check the connection between the battery and the medical cart - check the battery charging system - replace the battery if it is old or not holding a charge @topic:13


# # issue - bp repeat time changed from 15 min to 5 min # # impact - the change in bp repeat time may result in inaccurate blood pressure readings. this can lead to incorrect treatment decisions and potential patient harm. # # possible causes - * * misconfiguration : * * the biomedical engineer ( bme ) may have mistakenly changed the bp repeat time setting during the configuration process. - * * software glitch : * * a software glitch or bug may have caused the bp repeat time setting to change without the bme's knowledge. - * * accidental input : * * another individual may have accidentally changed the bp repeat time setting while accessing the device. # # recommendations - * * verify the configuration : * * the bme should double - check the bp repeat time setting to ensure it is set correctly. - * * update the software : * * the bme should check for any available software updates that may resolve any software glitches related to the bp repeat time setting. - * * secure access to the device : * * the bme should implement measures to restrict access to the device and its settings to authorized personnel only. - * * document the changes : * * the bme should document all changes made to the device, including the new bp repeat time setting, to ensure traceability and accountability. - * * test the device : * * the bme should perform thorough testing of the device to verify that it is working properly, including accurate blood pressure measurements. @topic:15


# # # issue - malfunctioning monitor - blank screen # # # impact - inability to monitor patient's vital signs - delays in diagnosis and treatment - increased risk of patient complications # # # possible causes - faulty power supply - damaged monitor cable - faulty monitor panel - software error - hardware failure # # # recommendations 1. check the power supply and ensure that it is properly connected to the monitor. 2. replace the monitor cable if it is damaged. 3. contact the manufacturer for assistance if the monitor panel is faulty. 4. update the software if it is out of date. 5. replace the hardware if it has failed. @topic:2


# # # issue - intermittent loss of signal in telemetry ecg monitor # # # impact - inability to accurately monitor patient's ecg - potential for missed or delayed diagnosis - patient safety concerns # # # possible causes - * * loose or damaged wires / connectors : * * the patient cables, lead wires, or connectors may be loose, damaged, or corroded, causing intermittent signal loss. - * * faulty sensor or transducer : * * the ecg sensor or transducer may be malfunctioning, leading to distorted or unreliable signals. - * * electromagnetic interference : * * other medical devices or electronic equipment in the vicinity may be emitting electromagnetic interference that can disrupt the ecg signal. - * * software glitches : * * software bugs or errors in the monitor can cause signal interruptions. - * * battery issues : * * if using a battery - powered telemetry unit, low battery levels can affect signal strength. - * * loose or worn electrodes : * * patient electrodes may become loose or worn over time, resulting in poor signal quality. - * * damaged or faulty telemetry transmitter / receiver : * * the telemetry transmitter or receiver responsible for transmitting the ecg data wirelessly may be malfunctioning. # # # recommendations - * * inspect and tighten wires / connectors : * * ensure all cables, lead wires, and connectors are securely fastened and in good condition. - * * check sensor / transducer : * * test the ecg sensor or transducer using a known good signal source to verify its functionality. - * * eliminate electromagnetic interference : * * identify and remove any potential sources of electromagnetic interference in the vicinity. - * * update software : * * install any available software updates or patches to address potential software glitches. - * * replace batteries : @topic:18


# # # issue - relay malfunction # # # impact - inability to adjust bed height # # # possible causes - faulty relay - loose or damaged wiring - remote control malfunction # # # recommendations - replace the faulty relay - inspect and tighten all wiring connections - test the remote control to ensure proper functionality @topic:7


# # # issue - cuff has degraded # # # impact - the cuff will no longer be able to properly measure blood pressure, which could lead to inaccurate readings and potentially incorrect treatment. # # # possible causes - the cuff may have been subjected to excessive wear and tear, or it may have been exposed to heat or moisture, which can degrade the material. # # # recommendations - the cuff should be replaced with a new one. - the equipment should be inspected for any other signs of damage. - the staff should be trained on how to properly use and care for the equipment. @topic:3


# # # issue - the control box s9095 of the bed, electric, huntleigh, enterprise 8000 is faulty, causing the bed to be unable to adjust. # # # impact - the bed is not able to be used for patient care. # # # possible causes - the control box may have malfunctioned due to a number of reasons, including : - electrical surge - mechanical failure - software error # # # recommendations - the control box should be replaced with a new one. - the bed should be tested to ensure that it is functioning properly before being put back into service. @topic:1


cause discoloring. bare metal parts must be rinsed to prevent corrosion. the following products should not be used. formaldehyde, phenol - based products and solvents of any kind ( toluene, xylene or never use abrasives, cleaning powder or cleaning pads that may damage components. recommended cleaning and disinfection method always wipe downward, working from the cleanest to the dirtiest areas.. • keep wipes damp ( wet as many times as needed and do not wring out too much. let product dry according to disinfectant manufacturer's recommendations to ensure maximum efficiency. • change wipes when cleaning the least contaminated areas to areas of medium or to highly contaminated areas. • • always dry the bed thoroughly after it has been cleaned.. quickly wipe away any traces of pharmaceutical solutions or other staining products in order to avoid permanent damage to the surface. to remove tough stains, use standard household cleaners and a soft bristle brush. to loosen heavy, dried - on soil or excreta, you may first need to saturate the spot. some zones ( interstices between the parts, " textured " parts and plastic parts with a complex shape, textile straps ) can be more difficult to clean. you are advised to spend more time on these zones, for instance by double - cleaning. use as many wiping cloths as necessary to remove dirt. ydrogen peroxide vapor disinfection process. these beds are compatible with hydrogen peroxide vapor. exposure to 100 environmental bio decontamination cycles using 35 % hydrogen peroxide applied via a microcondensing vapour process resulted in no adverse or fects to the baxter bed functions. aesthetical degradation and minor localized cosmetic deterioration can appear such as : panels & labels minor partial detachment, color variation, tarnish color, oxidation of uncoated metal parts, @topic:9


# # issue - the bed cannot be adjusted properly. # # # impact - the patient may be uncomfortable or unable to get in or out of bed. - the staff may be unable to perform necessary procedures. # # # possible causes - the remote control is not working properly. - the remote control is not connected to the bed properly. - the bed is not functioning properly. # # # recommendations - check the remote control to make sure it is working properly. - check the connection between the remote control and the bed. - if the remote control and connection are working properly, then the bed may need to be repaired or replaced. @topic:1


# # # issue - scanner battery is depleted. # # # impact - the scanner is unable to be used. # # # possible causes - the power cord for the charging dock is loose. # # # recommendations - reconnect the power cord to the charging dock and ensure it is secure. - notify the user that the scanner must be used on the charging dock due to the lack of a battery. @topic:23


# # # issue - missing serial number ( s / n ) on nibp monitor. # # # impact - device cannot be tracked and identified. - warranty and maintenance coverage may be void. - compliance with regulatory and safety standards may be compromised. # # # possible causes - s / n was not included on the original equipment. - s / n was removed or damaged during repairs. - s / n was not properly reattached after repairs. # # # recommendations - contact ge healthcare to obtain a replacement s / n. - ensure that the s / n is securely attached to the device. - document the s / n in the device maintenance records. @topic:15


# # # issue - loose bolt between the wooden board and the bed frame # # # impact - potential safety hazard for patients and staff - reduced functionality of the bed - may lead to further damage to the bed or other components # # # possible causes - wear and tear from regular use - improper maintenance or assembly - manufacturing defect # # # recommendations - tighten the loose bolt securely - regularly inspect the bed for any loose or damaged components - follow the manufacturer's instructions for proper maintenance and use - if the bolt continues to loosen or further damage is observed, contact the manufacturer or a qualified technician for repair. @topic:6


* * issue : * * - cover of the nibp monitor is damaged. * * impact : * * - not specified in the given context. * * possible causes : * * - physical damage ( e. g., impact, collision ) * * recommendations : * * - replace the damaged cover. @topic:15


# # # issue - keyboard not functioning properly # # # impact - inability to operate medical cart effectively # # # possible causes - * * defective keyboard : * * the keyboard may be physically damaged or have a faulty connection. - * * software issue : * * the operating system or driver for the keyboard may be corrupted or outdated. - * * battery : * * battery voltage drops below a certain level # # # recommendations - * * inspect the keyboard : * * check for any visible damage or loose connections. - * * update software : * * ensure the operating system and keyboard driver are up - to - date. - * * replace the keyboard : * * if the keyboard is defective, it should be replaced with a new one. - * * replace the battery : * * if the battery is not properly charging or holding a charge, it should be replaced with a new one. @topic:27


# # # issue - remote control flashes red and displays error h01. # # # impact - the bed cannot be operated remotely. # # # possible causes - problem with the control box. # # # recommendations - replace the control box. @topic:7


# # # issue * ekg lead ( white lead ) not displaying waveform. # # # impact * inability to accurately monitor the patient's ekg. # # # possible causes * faulty ekg lead or cable * loose connection between the ekg lead and the patient or the monitor * problem with the monitor's ekg input or processing circuitry # # # recommendations * check the ekg lead and cable for any damage or loose connections. * reseat the ekg lead on the patient and the monitor. * if the issue persists, try using a different ekg lead or cable. * contact the manufacturer of the monitor for further troubleshooting or repair. @topic:18


# # # issue - noisy wheel on the bedside physiologic monitor # # # impact - the noise from the wheel can be distracting to patients and staff - the noise can interfere with the monitor's operation, making it difficult to obtain accurate readings # # # possible causes - the wheel is dirty or obstructed - the wheel is worn or damaged - the wheel bearings are dry or worn # # # recommendations - clean the wheel and remove any obstructions - inspect the wheel for wear or damage - lubricate the wheel bearings @topic:24


# # # issue - faulty cuff in m3150a monitor # # # impact - inaccurate blood pressure measurements - potential patient harm due to incorrect treatment decisions # # # possible causes - cuff may be damaged or worn out due to normal usage, leading to a loss of inflation pressure - cuff may have been mishandled or not properly maintained - cuff may not be the correct size for the patient, resulting in incorrect inflation # # # recommendations - replace the cuff with a new one of the correct size for the patient - regularly inspect and maintain cuffs to ensure they are in good condition - train staff on proper handling and maintenance of cuffs - consider implementing a preventive maintenance program to regularly check and replace cuffs before they fail @topic:3


* * issue : * * - medical cart failure * * impact : * * - interruption of healthcare services - patient care delays - increased workload for healthcare staff * * possible causes : * * - power outage - battery failure - software glitch - hardware malfunction * * recommendations : * * - check power supply and battery levels - restart the system - perform software updates - contact the equipment manufacturer for technical support - consider regular maintenance and inspections to prevent future failures @topic:13


# # # issue - at the head of the bed, when the patient tries to adjust the bed rails, they find them to be stiff and difficult to move. # # # impact - patient discomfort and safety - increased workload for nursing staff # # # possible causes - accumulation of dirt and debris on the bed rails or in the tracks - misalignment of the bed rails - worn or damaged components - lack of lubrication # # # recommendations - clean and lubricate the bed rails and tracks regularly - inspect the bed rails for any damage or misalignment - replace worn or damaged components as needed - train staff on proper use and maintenance of the bed @topic:6


# # # issue - battery failure # # # impact - the device may not be able to power on or may shut down unexpectedly. # # # possible causes - the battery has reached the end of its life cycle. - the battery has not been charged properly. - the battery is not making good contact with the device. # # # recommendations - replace the battery. - ensure that the battery is fully charged before use. - clean the battery contacts on the device and the battery. @topic:11


omen ¢ tip — relay normally open, closed for alarm e ring — relay normally closed, open for alarm e sleeve — common performance verification testing suresigns vs4 service guide 3 - 21 calibrating the touch screen to perform this test, you need : e a patient simulator e an ohmmeter e a phono connector to perform the nurse call relay test : step 1 plug the phono connector into the nurse call connector on the back of the monitor. 2 use the ohmmeter and patient simulator to verify relay operation as follows : condition phone jack connector tip | phone jack connector ring ( relay normally open ) ( relay normally closed ) alarm closed open no alarm open closed if the nurse call function does not work as expected, see chapter 4, “ troubleshooting. ” calibrating the touch screen when you replace the lcd, you must calibrate the touch screen after reassembly. to calibrate the touch screen : step 1 open the system diagnostics menu. see “ accessing the system diagnostics menu ” on page 3 - 10. touch the touch screen calibration button. notes : e you cannot enter the calibration mode with the navigation wheel, you must touch the touch screen calibration button. e you cannot exit the test until it is completed. touch the touch screen calibration button again. the calibration screen appears touch and hold the center of the target cross hair that appears until the target moves to another position. caution do not use a sharp object that could scratch the screen. performance verification testing 3 - 22 suresigns vs4 service guide calibrating the touch screen repeat step 4 until the calibration is complete and the following message appears : new calibration settings have been measured. press the navigation wheel to accept the new settings. press the wheel to save the calibration settings. touch the screen anywhere @topic:22


are stored has been corrupted redone configuration file. this will reload the memory space. main board defective replace main board internal comm. malf. standard system interface board defective replace standard system interface board main board defective replace main board mcc unsupported an msl coupling cable has been connected to a device which does not support msl coupling. use the msl coupling cable only when connecting dual cpu mp90 monitors to a d80 intelligent display. remote control ( wired ) symptoms possible causes of failure failure isolation and remedy remote control not recognized by monitor usb connector defective if feasible, try the remote control with another monitor. if problem persists, try another usb port. if side usb connector is defective replace side usb. advanced connector board defective replace advanced connector board. standard system interface board defective replace standard system interface board remote control not plugged according to usb connection rules see " connection of usb devices " in this service guide for the correct connection of usb devices. remote control defective exchange remote control 114 4 troubleshooting remote control ( wireless ) symptoms possible causes of failure failure isolation and remedy remote control not functioning srr option not enabled make sure that the srr option is built in and enabled. see also'‘ short range radio interface problems ” on page 122 low battery exchange battery remote control defective exchange remote control remote control cannot be assigned to a monitor another remote control is assigned to the monitor. remove any other remote control before assigning a new remote control to a monitor usb devices ( e. g. keyboard / mouse ) not functioning symptoms possible causes of failure failure isolation and remedy keyboard / mouse or other usb devices attached directly to the monitor not functioning device not connected properly check cabling device defective replace device ( e. g. keyboard / mouse ) usb connector defective try another usb port. if side usb connector is defective replace side usb. advanced system interface board defective replace advanced system interface board. standard system interface @topic:16


# # # issue adjustable function is not working. # # # impact unable to adjust the bed height or position, which can affect patient comfort, safety, and access to medical devices. # # # possible causes - malfunctioning motor or actuator - loose or damaged cables - faulty control panel or switch - software or firmware issues # # # recommendations - * * check motor and actuator : * * ensure proper power supply, inspect for physical damage or blockages, and test operation. - * * inspect cables : * * inspect all cables for loose connections, breaks, or damage, and ensure secure connections. - * * examine control panel and switch : * * verify functionality of buttons and switches, and check for loose connections. - * * update software or firmware : * * if applicable, check for available updates and install them if necessary. - * * contact manufacturer : * * if the above steps do not resolve the issue, consider contacting the manufacturer for further assistance or repair. @topic:1


# # # issue - battery failure # # # impact - reduced device functionality - potential patient safety risk # # # possible causes - end of battery life - improper battery maintenance - damage to battery or battery compartment # # # recommendations - regularly inspect and replace batteries according to manufacturer's recommendations. - ensure proper handling and storage of batteries. - train staff on proper battery maintenance procedures. @topic:11


##zation install wireless network radio certificates • set up an hl7 direct connection to enable a welch allyn device to directly send patient • active directory and hl7 ( direct emr connection ) features are used to identify, authenticate, and authorize users / clinicians via clinician query from the device. these instructions apply to the following device ( s ) : connex spot monitor ( csm ), version 1. 32. 01 or higher related documents when using this manual, refer to the following : welch allyn network installation best practices 80018745 • welch allyn vitals device hl7 interface 60080809 ids welch allyn configuration tool reference guide 80027311 welch allyn service tool : https : / / www. hillrom. com / en / services / welch - allyn - service - tool / welch allyn service tool installation and configuration guide : https : / / www. hillrom. com / en / services / welch - allyn - service - tool / hillrom website : hillrom. com definitions acronym / term description a directory service developed by microsoft for providing tree - structured information. used for authenticating ad welch [UNK] connex® spot monitor 218 connex direct acronym / term description workflow feature where a clinician is required to log in to the device. the device will assure a clinician's credentials are valid by providing an interface where the clinician logs in to the device using their id and password, and the id and password are validated by an authority system on the network ( e. g. active directory ). clinician authentication clinician identification workflow feature where the clinician enters their id into the device so the clinician id can be logged with the vitals. clinician identifier configurable to be the clinician's user name, account e id. csm con @topic:10


# # # issue - * * equipment : * * monitors, physiologic, vital signs - * * band : * * philips - * * model : * * suresigns vsi - * * description : * * vital signs monitor with prolonged blood pressure measurement due to loose cuff connector. # # # impact - delayed or inaccurate blood pressure measurements, potentially compromising patient care. # # # possible causes - loose or damaged cuff connector. - connector not properly secured to the monitor or cuff. - defective or malfunctioning cuff. # # # recommendations - * * immediate action : * * - inspect the cuff connector for any loose connections or damage. - firmly secure the connector to both the monitor and the cuff. - if the issue persists, replace the cuff or connector. - * * preventive measures : * * - regularly check the cuff connector for tightness and security. - train staff on proper cuff connection procedures. - consider using a cuff with a lockable connector to prevent accidental disconnections. @topic:5


line. 3 plug the c. o. interface cable into the c. o. module or measurement extension module and connect the following devices into the c. o. interface cable : - injectate temperature probe - remote start switch ( if used ). follow your hospital standards to avoid unintentional extraction of the c. o. catheter. secure the cable using the mounting clip shipped with each c. o. interface cable. you may also find it helpful to loop the c. o. interface cable, tape the loop, and attach it to the undersheet of the patient's bed using a safety pin. 4 plug the thermistor connection cable of the pa catheter into the thermistor connector. 5 connect the injectate temperature probe to the injectate temperature probe housing. 6 check that the correct measurement method is selected. if a catheter is already connected to the cardiac output interface cable, the monitor automatically recognizes the method used. if not, in the setup c. o. menu, select method and then select right heart. ice - bath setup for rh thermodilution c. o. measurements if you are using the flow - through method illustrated above, the injectate temperature is measured at the time of injection by the temperature probe in the injectate temperature probe housing. 207 13 monitoring cardiac output documenting c. o. measurements if you are using the ice - bath setup, the injectate temperature probe and the injectate are both placed in an ice - bath and the probe measures the temperature of the contents of the ice bucket. setting the computation constant check that the correct computation constant is entered in the c. o. procedure window. this can be found in the documentation supplied with the catheter and is based on the injectate volume, injectate temperature and catheter type. to change the @topic:17


# # # issue - machine pumps air frequently # # # impact - patient discomfort - incorrect or delayed patient monitoring # # # possible causes - cuff not properly connected - cuff too loose or too tight - air leak in cuff or tubing - pump malfunction - software issue # # # recommendations * * step 1. check cuff and connection * * - ensure the cuff is properly connected to the monitor. - check if the cuff is the correct size for the patient and is not too loose or too tight. - inspect the cuff and tubing for any visible damage or leaks. * * step 2. check pump * * - monitor the pump's operation and listen for any unusual noises. - if possible, perform a manual pump test to assess the pump's functionality. * * step 3. update software * * - check if there are any available software updates for the monitor. - install the updates if necessary. * * step 4. consult manufacturer * * - if the issue persists after following the above steps, contact the manufacturer for further assistance. @topic:15


# # # issue - the power supply board of the casmed 740 monitor is not functioning, preventing the device from powering on. # # # impact - inability to monitor vital signs of patients, potentially leading to delayed or incorrect diagnosis and treatment. # # # possible causes - * * age and wear : * * the monitor may have been in service for a prolonged period, leading to wear and tear of the power supply board. - * * power surge : * * a sudden surge in electrical current could have damaged the power supply board. - * * improper maintenance : * * inadequate cleaning or servicing could have contributed to the malfunction of the power supply board. - * * manufacturing defect : * * a flaw in the manufacturing process could have led to the failure of the power supply board. # # # recommendations - * * immediate repair : * * the power supply board should be repaired or replaced by a qualified biomedical engineer to restore functionality to the monitor. - * * regular maintenance : * * establish a regular maintenance schedule to identify and address potential issues with the monitor, including the power supply board. - * * preventative measures : * * use surge protectors to protect the monitor from power surges. ensure proper handling, storage, and transportation of the device. - * * training : * * provide training to staff on the proper use and maintenance of the monitor, including identifying signs of power supply board issues. @topic:2


# # # issue - the central monitor alarm is too loud. # # # impact - the loud alarm can be disruptive to patients and staff, and can also lead to alarm fatigue. # # # possible causes - the alarm volume is set too high. - the alarm speaker is faulty. # # # recommendations - adjust the alarm volume to a lower setting. - if the alarm volume cannot be adjusted, replace the alarm speaker. @topic:26


# # # issue - electrocardiography ( ecg ) lead wires are faulty. - telemetric ecg monitors cannot provide accurate ecg readings, which could delay the detection of arrhythmias or other cardiac abnormalities. # # # impact - ineffective monitoring of cardiac rhythm. - incorrect diagnosis and treatment of heart conditions, potentially leading to patient harm. # # # possible causes - prolonged use of ecg lead wires can cause wear and tear, leading to wire breakage or reduced conductivity. - mishandling or improper storage of lead wires can damage the wires or connectors. - environmental factors, such as exposure to moisture, chemicals, or extreme temperatures, can deteriorate the lead wires. - manufacturing defects in the lead wires can also contribute to their failure. # # # recommendations - regularly inspect ecg lead wires for signs of damage or deterioration. - replace worn or damaged lead wires promptly to ensure accurate monitoring of cardiac rhythm. - use and store lead wires according to manufacturer's instructions to extend their lifespan. - ensure proper training and handling of lead wires to minimize the risk of damage. - consider using disposable ecg lead wires in high - risk or critical care environments where frequent lead wire changes are necessary to prevent cross - contamination or device - associated infections. @topic:18


# # # issue - blurred or distorted images on slave monitor. - color distortion on slave monitor. # # # impact - difficulty or inconsistency in patient monitoring. - delay in diagnosis and treatment due to inaccurate or unreliable data. # # # possible causes - faulty vga cable connection. - insufficient or unstable power supply to the slave monitor. - misconfiguration of the slave monitor settings. # # # recommendations - check the vga cable connection between the main unit and the slave monitor and ensure it is secure and not damaged. - verify the power supply to the slave monitor. ensure it is connected to a stable power source and that voltage fluctuations are minimal. - check the slave monitor settings to ensure they are correctly configured for optimal image quality and color accuracy. - if the above steps do not resolve the issue, consult the manufacturer's instructions or seek professional technical assistance. @topic:2


about any product, contact hillrom technical support : hillrom. com / en - us / about - us / locations /. # ref this manual applies to 0019225 ver901058 vital signs core monitor. revision date : 2023 - 07 welch allyn, inc. 4341 state street road skaneateles falls, ny 13153 usa hillrom. com welch allyn, inc. is a subsidiary of hill - rom holdings, inc. masimo set [UNK] braun nellcor ii hillrom... oximax rks rainbow ere iii contents 1 5566 safety general safety considerations electrostatic discharge ( esd ). overview 9 06 purpose and scope 9 technical support services recommended service intervals 10 14 the welch allyn service tool attery performance.. 15 16 controls, indicators, and connectors 19 dvanced settingaccess advanced settings. general tab 24 arameters t25 etwork ta. 26 ervice t31 ower - up sequenc35 bluetooth wireless technology 37 enable bluetooth pairing 37 pair a device with bluetooth wireless technology. 37 bluetooth low energy ( ble ) workflow 39 disassembly and repair 41 required tools and equipment 42 connector types43 isassembly overview. 46 power down the monitor 47 remove the monitor from the stand 48 exploded view diagram 49 remove the battery. 50 remove the back housing. 51 remove the temperature module or housing. 52 disassemble the main pca board 55 welch [UNK] connex® spot monitor iv contents remove the speaker. 55 separate the main pca board from the front housing. 56 remove the spo2 insert 57 remove the spo2 board 61 remove the communications board 64 remove the touchscreen and display ribbon cable separately from the main pca board 66 remove the 71 72 disassemble the front housing 73 remove the bezel from the @topic:10


# # # issue - signal not displaying on secondary monitor # # # impact - inability to view medical data on multiple screens, potentially affecting patient care and efficiency. # # # possible causes - faulty displayport cable - loose cable connection - issue with the graphics card on the secondary monitor - misconfiguration of display settings # # # recommendations - replace the displayport cable with a new one - ensure that all cable connections are secure - check the graphics card on the secondary monitor and replace if necessary - verify display settings and adjust as needed @topic:2


# # # cause of failure - * * connector failure : * * the connection between the device and the patient or sensor may be faulty or damaged, resulting in loss of signal or inaccuracies in readings. # # # explanation - * * connector damage : * * the connector itself may have been physically damaged, such as bent, broken, or loose, which could cause a loss of contact or a short circuit. # # recommendations - * * inspect the connector : * * visually examine the connector for any damage or defects, such as bent pins or broken wires. - * * clean the connector : * * dirt or other contaminants can interfere with electrical connections, so cleaning the connector with an appropriate cleaning solution can help restore functionality. - * * secure the connector : * * ensure that the connector is securely attached to both the device and the patient or sensor to prevent movement or vibration from disrupting the connection. @topic:2


# # # issue - bed locks are not functioning. # # # impact - patient safety is compromised as the bed may move unexpectedly. - hospital staff may be injured while trying to move the bed. - equipment may be damaged if the bed moves unexpectedly. # # # possible causes - the brake release mechanism is not working properly. - the brake pads are worn or damaged. - the brake cables are loose or broken. - the nuts holding the brake in place are loose. # # # recommendations the biomedical engineer should : - inspect the brake release mechanism, brake pads, and brake cables. - tighten any loose nuts. - replace any worn or damaged parts. - test the bed locks to ensure they are working properly. @topic:6


# # # issue the bed is not adjustable. # # # impact patients may not be able to get into or out of bed, or may not be able to adjust the bed to a comfortable position. # # # possible causes - the remote control is not working. - the bed motor is not working. - the bed frame is damaged. # # # recommendations - check the remote control batteries. - check the bed motor for any signs of damage. - inspect the bed frame for any cracks or other damage. - if the remote control or bed motor are damaged, they will need to be replaced. - if the bed frame is damaged, it will need to be repaired or replaced. @topic:1


# # # issue - the patient cannot use the bed remotely. # # # impact - the patient may be unable to adjust the bed to a comfortable position. - the patient may be at risk of injury if they attempt to adjust the bed manually. - the nursing staff may have to manually adjust the bed, which can be time - consuming and difficult. # # # possible causes - the remote control is not working properly. - the remote control is not properly paired with the bed. - the bed is not responding to the remote control commands. - the batteries in the remote control are dead. # # # recommendations - check the remote control for any damage. - try pairing the remote control with the bed again. - check the bed for any damage. - replace the batteries in the remote control. - if the problem persists, contact a qualified biomedical engineer for assistance. @topic:7


# # # issue - equipment malfunction : the electric bed is not responding properly. # # # impact - patient's comfort and safety may be compromised. - delays in patient care and procedures. - increased workload for healthcare staff. # # # possible causes - faulty remote control : the remote control may not be functioning correctly, preventing the user from adjusting the bed's position. - electrical issues : faulty wiring or power supply can interfere with the bed's operation. - mechanical problems : issues with the bed's motor or drive mechanism can affect its mobility. # # # recommendations - * * replace remote control : * * replace the faulty remote control with a new one. - * * check electrical connections : * * inspect the wiring and power supply to ensure they are in good condition. - * * examine mechanical components : * * check for any signs of wear or damage on the bed's motor, drive mechanism, and other mechanical components. - * * seek professional repair : * * if the problem persists or is beyond the scope of the biomedical engineer's expertise, consult a qualified medical device repair technician. @topic:7


# # # issue : - cuff leak # # # impact : - inaccurate blood pressure measurement - potential for patient harm # # # possible causes : - * * loose or damaged cuff : * * the cuff may not be properly attaching to the patient's arm, or the material may have become worn or damaged, allowing air to leak out. - * * damaged tubing : * * the tubing that connects the cuff to the monitor may be damaged, causing air to leak out. - * * faulty transducer : * * the transducer, which converts the cuff pressure into an electrical signal, may be malfunctioning, causing inaccurate readings. # # # recommendations : - * * inspect the cuff and tubing : * * check for any visible damage or leaks. replace the cuff or tubing if necessary. - * * check the transducer : * * replace the transducer if the issue persists after replacing the cuff and tubing. - * * calibrate the monitor : * * ensure the monitor is properly calibrated to provide accurate readings. - * * monitor patient health : * * observe the patient closely for any signs of inaccurate blood pressure readings, such as hypotension or hypertension. @topic:3


# # # issue - function to adjust the bed up and down malfunctioning. # # # impact - patients and staff may have difficulty using the bed. # # # possible causes - faulty hilow column - worn out bed components # # # recommendations - replace the hilow column. - inspect and replace any other worn out components. - check the user manual for troubleshooting and maintenance tips. - contact the manufacturer for support. @topic:1


* * issue : * * knee adjustment failure * * impact : * * inability to adjust the patient's knee position for proper positioning during medical procedures. * * possible causes : * * * * * malfunctioning control box : * * the control box is responsible for transmitting signals to the bed's motors to adjust the knee position. a faulty control box can prevent the motors from responding to commands, leading to knee adjustment failure. * * recommendations : * * * * * replace the control box : * * as indicated in the input, the technician replaced the faulty control box with a new one. this resolved the issue and restored the bed's knee adjustment functionality. * * * inspect wiring and connections : * * ensure that the wiring and connections between the control box and the bed's motors are secure and not damaged. loose or faulty connections can disrupt signal transmission and affect the bed's operation. * * * check motor functionality : * * verify that the bed's motors are functioning properly by manually adjusting the knee position directly on the motor. if the motors are not responding or are struggling to move, they may need to be repaired or replaced. @topic:9


# # # issue - ups ( uninterruptible power supply ) of the monitor is not able to hold charge. # # # impact - loss of power backup in case of power outage. # # # possible causes - battery failure. - wiring issue. - circuit board malfunction. # # # recommendations - check for any loose connections or damaged wiring. - replace the battery if necessary. - contact the manufacturer for further troubleshooting or repair. @topic:11


# # # issue monitor is not set up properly. # # # impact - inability to accurately monitor patient's vital signs. - delays in diagnosis and treatment. - patient safety concerns. # # # possible causes - * * incorrect settings : * * the monitor may not be configured to the correct parameters for the patient's condition. - * * faulty equipment : * * the monitor may be malfunctioning or damaged. - * * user error : * * the technician may have made a mistake when setting up the monitor. # # # recommendations - * * verify settings : * * check the monitor's settings to ensure they are correct for the patient's condition. - * * inspect equipment : * * inspect the monitor for any signs of damage or malfunction. - * * retrain technician : * * if necessary, retrain the technician on the proper procedure for setting up the monitor. @topic:2


# # # issue - equipment failure : the medical cart is not turning on. # # # impact - the medical cart is not available for use, which can delay patient care. # # # possible causes - loose hdmi cable : the hdmi cable that connects the medical cart to the monitor may have come loose, which can cause the monitor to not display anything. # # # recommendations - check the hdmi cable connection and make sure it is secure. - if the hdmi cable is loose, tighten it and test the medical cart to make sure it is working properly. @topic:13


# # # issue - remote control cable is damaged - bed rails are missing # # # impact - patient safety hazard - patient discomfort # # # possible causes - normal wear and tear - accidental damage - lack of maintenance # # # recommendations - replace the remote control cable immediately. - install new bed rails as soon as possible. - inspect all other bed components regularly to identify any other potential issues. - train staff on proper use and maintenance of the bed. @topic:7


# # # issue - vital signs monitor not measuring blood pressure # # # impact - inability to accurately monitor patient's vital signs # # # possible causes - * * faulty transducer : * * the transducer responsible for converting blood pressure into an electrical signal may be malfunctioning. - * * broken or clogged tubing : * * the tubing connecting the transducer to the patient may be broken or clogged, preventing the transmission of pressure signals. - * * software or hardware failure : * * the monitor's software or hardware may be experiencing issues that affect its ability to measure blood pressure. - * * patient positioning : * * the patient may not be positioned correctly for accurate blood pressure measurement. # # # recommendations - * * check the transducer : * * inspect the transducer for any visible damage or loose connections. replace if necessary. - * * inspect the tubing : * * ensure the tubing is intact, free of kinks or clogs, and securely connected to both the transducer and the patient. - * * restart the monitor : * * turn the monitor off and back on to reset any software or hardware issues. - * * reposition the patient : * * make sure the patient is seated or lying in a comfortable position with their arm at heart level. - * * calibrate the monitor : * * perform a calibration procedure to ensure the monitor is providing accurate readings. - * * consult with the manufacturer : * * if the issue persists after trying the above steps, contact the manufacturer for further troubleshooting and support. @topic:15


# # # issue * * the vital signs monitor's wheel is obstructed by hair. * * # # # impact * * the monitor may not be able to accurately measure vital signs, such as heart rate, blood pressure, and oxygen saturation. * * # # # possible causes * * the hair may have been introduced into the monitor by the patient or a healthcare professional. * * # # # recommendations * * the biomedical engineer should : * * * * * remove the hair from the wheel. * * * * * test the monitor to ensure that it is functioning properly. * * * * * educate the patient and healthcare professionals on how to prevent hair from getting into the monitor. * * @topic:2


21 head hilow column ( b model and newer beds ) chapter 4 : removal, replacement, and adjustment procedures figure 4 - 28. power supply cover note : the power supply cover is connected to the power supply p. c. board by the battery cable. 11. disconnect the battery cable from the power supply p. c. board. 12. remove the power supply cover ( e ) from the bed. 13. disconnect the head hilow column cable from the power supply p. c. board. 14. remove the head end base frame cover ( g ). 15. remove the screw ( h ) that attaches the hilow column ground wire ( i ) to the bed ( j ) ( see figure 4 - 29 on page 4 - 65 ). 16. remove the four screws ( k ) and washers ( l ) that attach the column ( m ) to the bed ( j ). 17. cut and remove the cable ties that attach the power cable, load cell cables, and communication cable to the wire guides ( n ). page 4 - 64 careassist® and careassist® es bed service manual ( man330 rev 4 ) 4. 21 head hilow column ( b model and newer beds ) chapter 4 : removal, replacement, and adjustment procedures figure 4 - 29. head hilow column careassist® and careassist® es bed service manual ( man330 rev 4 ) page 4 - 65 4. 21 head hilow column ( b model and newer beds ) chapter 4 : removal, replacement, and adjustment procedures 18. remove the two screws ( o ) and washers ( p ) from the column cover ( q ). 19. remove the column cover ( q ). 20. remove the screw ( r ) from the load cell bracket ( s ). 21. move the column ( m ) towards the head end @topic:26


/ en 60601 - 1, its relevant particular standards and specific national deviations. non - medical electrical equipment shall comply with iec safety standards that are relevant to that equipment. relevant standards for some non - medical electrical equipment may have limits for equipment leakage currents higher than required by the standard iec / en 60601 - 1 - 1. these higher limits are acceptable only outside the patient environment. it is essential to reduce equipment leakage currents to values specified in iec 60601 - 1 when non - medical electrical equipment is to be used within the patient environment. 62 system example this illustration shows a system where both the medical electrical equipment and the non - medical electrical equipment are situated at the patient ’ s bedside. non - medical devices medical devices personal computer distance to patient must be > = 1. 5m | = ae um o um um m key : hir | y si - - - - intellivue | f. power cables : - = -! l patient monito, data cables : — l e warning - do not use additional ac mains extension cords or multiple portable socket - outlets. if a multiple portable socket - outlet is used, the resulting system must be compliant with iec / en 60601 - 1 - 1. do not place multiple socket - outlets on the floor. do not exceed the maximum permitted load for multiple socket - outlets used with the system. do not plug additional multiple socket outlets or extension cords into multiple socket outlets or extension cords used within the medical electrical system. - do not connect any devices that are not supported as part of a system. - do not use a device in the patient vicinity if it does not comply with iec / en 60601 - 1. the whole installation, including devices outside of the patient vicinity, must comply with iec / en 60601 - 1 - 1. any non - medical device placed and operated in the patient @topic:10


# # # issue * parts for the hewlett packard m1205a bedside physiologic monitor are no longer available. # # # impact * the monitor cannot be repaired and must be replaced. # # # possible causes * the manufacturer has discontinued production of the monitor. * the manufacturer is no longer able to obtain the necessary parts to repair the monitor. # # # recommendations * contact the manufacturer to confirm the availability of parts. * if parts are not available, explore options for purchasing a new monitor. * consider purchasing a service contract to cover the cost of repairs in the future. @topic:2


# # # issue : - loose locknut on legrest # # # impact : - malfunctioning of the legrest, posing a safety hazard for patients during examinations. # # # possible causes : - improper tightening of the locknut during assembly or maintenance - wear and tear over time, leading to loosening of the locknut - excessive force applied to the legrest, causing the locknut to loosen # # # recommendations : - ensure proper tightening of the locknut during assembly and maintenance according to manufacturer's specifications. - inspect the locknut regularly for signs of loosening and tighten as necessary. - avoid applying excessive force to the legrest to prevent damage to the locknut. - consider using a thread - locking compound on the locknut to prevent loosening due to vibration. @topic:6


. hospital environment : the monitors are suitable for use in all medically used rooms which fulfil the requirements regarding electrical installation according to iec60364 - 7 - 710 “ requirements for special installations or locations - medical locations ”, or corresponding local regulations. the monitors are only for use on one patient at a time. they are not intended for home use. rx only : u. s. federal law restricts this device to sale by or on the order of a physician. not a therapeutic device. the transcutaneous gas measurement ( tcgas ) is restricted to neonatal patients only. st segment monitoring is intended for use with adult patients only and is not clinically validated for use with neonatal and pediatric patients. the ecg measurement is intended to be used for diagnostic recording of rhythm and detailed morphology of complex cardiac complexes ( according to aami ec 11 ). bis is intended for use under the direct supervision of a licensed health care practitioner or by personnel trained in its proper use. it is intended for use on adult and pediatric patients within a hospital or medical facility providing patient care to monitor the state of the brain by data acquisition of eeg signals. the bis may be used as an aid in monitoring the effects of certain anesthetic agents. use of bis monitoring to help guide anesthetic administration may be associated with the reduction of the incidence of awareness with recall in adults during general anesthesia and sedation. the ssc sepsis protocol, in the protocolwatch clinical decision support tool, is intended for use with adult patients only. the derived measurement pulse pressure variation ( ppv ) is intended for use with sedated patients receiving controlled mechanical ventilation and mainly free from cardiac arrhythmia. the ppv measurement has been validated only for adult patients. 401 38 installation and specifications manufacturer ’ s information the monitor is indicated for use by health care professionals whenever there is a @topic:8


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# # # issue - failed to detect open drawer # # # impact - medical staff may not be aware of open drawers, which could lead to accidents or loss of equipment. # # # possible causes - loose connection between the lock and the sensor - defective sensor - misalignment of the lock or the sensor # # # recommendations - tighten the connection between the lock and the sensor. - replace the sensor if necessary. - realign the lock or the sensor if necessary. @topic:21


# # # issue - the bed's foot section cannot be adjusted. # # # impact - the bed's foot section cannot be adjusted to meet the patient's needs. # # # possible causes - the bed is locked in place. # # # recommendations - the technician unlocked the bed by pressing the lock icon and the locked adjustment function until it was unlocked. - the technician tested the bed's adjustment again, and it worked properly. @topic:1


# # # issue * bed does not move up or down # # # impact * patient cannot be repositioned * nursing staff cannot provide proper care # # # possible causes * electrical fault in the bed frame * faulty remote control * loose or disconnected wiring * problem with the motor # # # recommendations * inspect the electrical connections in the bed frame * check the remote control for any damage or loose connections * inspect the wiring for any loose or disconnected connections * test the motor to ensure it is functioning properly @topic:1