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Apex Biomedical Technology

Biomedical Equipment Repair & Maintenance Cases

Real biomedical equipment service examples including infusion pump repairs, anesthesia PM, ultrasound maintenance, surgical table troubleshooting and defibrillator repairs.

REAL WORK · PATIENT MONITORING

Mindray patient monitor preventive maintenance

Problem / need
Preventive maintenance for PM-8000 Express and ePM 10M monitors.
Action
Performed NIBP, ECG, SpO₂ and electrical safety tests.
Result
All tests passed.

Preventive maintenance completed

Completed preventive maintenance on Mindray PM-8000 Express and ePM 10M patient monitors. Non-invasive blood pressure (NIBP), electrocardiogram (ECG), oxygen saturation (SpO₂) and electrical safety tests (EST) were performed with test equipment. All tests passed.

These photographs show the equipment during testing.

REAL WORK · INFUSION PUMP REPAIR

Alaris 8100 infusion pump motor replacement

Problem / need
Channel error 242.4030 on an Alaris 8100 pump module.
Action
Checked the AIL sensor assembly and control board; replaced the faulty motor.
Result
Error resolved and all post-repair tests passed.

Tracing the channel error to a faulty motor

The Alaris 8100 pump module displayed channel error 242.4030. Apex checked the Air-in-Line (AIL) sensor assembly and the control board and found both functional. Further troubleshooting identified a faulty motor, which was replaced.

The error resolved after motor replacement, and all post-repair tests passed. The photographs document the mechanism and control board during the service work.

REAL WORK · INFUSION SYSTEM REPAIR

Alaris 8015 control board replacement

Problem / need
The Alaris 8015 battery test did not pass.
Action
Diagnosed a faulty control board and replaced it.
Result
Battery test passed after control board replacement.

Resolving a failed battery test

The Alaris 8015 was not passing its battery test. Apex diagnosed a faulty control board and replaced it. The battery test passed after the replacement.

These photographs show the opened housing and control board during the service work.

REAL WORK · SUCTION SYSTEMS

Zimmer Biomet suction unit: power entry module replacement

Problem / need
A faulty power entry module on a Zimmer Biomet suction unit.
Action
Replaced the power entry module assembly.
Result
Power entry module replacement completed.

Corrective service at the mains power inlet

The power entry module on this Zimmer Biomet suction unit was faulty and was replaced. The service concerned the module at the unit's mains power connection.

The photographs document the power entry module and its wiring during service. They provide a closer view of the component involved in the repair.

REAL WORK · PATIENT BEDS

Patient Bed: Power Entry Module Replacement

Problem / need
Burned power entry module on a patient bed.
Action
Replaced the burned module.
Result
Service completed; all post-service tests passed.

Burned module replaced

The patient bed had a burned power entry module. The module was replaced, and the photographs document the component and terminal wiring during service.

REAL WORK · PATIENT MONITORING

Central Monitoring Communication Repair

Problem / need
One bed was not communicating with the Mindray central system.
Action
Troubleshot and performed corrective service.
Result
Communication with the affected bed was restored.
Close-up of central-monitoring system status icons.
Central-monitoring system status icons.

Restoring communication with one bed

One bed was not communicating correctly with the Mindray central monitoring system. Troubleshooting and corrective service resolved the issue, restoring communication with the affected bed.

Technical context

Central monitoring systems bring together information from connected bedside monitors and telemetry transmitters for viewing at a central workstation. Mindray describes this workflow in its central monitoring system overview. This is general system context; the work documented here concerns one bed’s communication issue.

REAL WORK · ULTRASOUND

Mindray TE7 Ultrasound System: Keyboard Cable Repair

Problem / need
Damaged, severed keyboard cable on a Mindray TE7.
Action
Repaired the cable; documented the cable and diagnostic display.
Result
Repair completed; all post-repair tests passed.

Damaged keyboard cable repaired

The keyboard cable on this Mindray TE7 ultrasound system was damaged and severed. The cable was repaired. The photographs document the damaged cable and a system diagnostic display.

REAL WORK · SURGICAL TABLES

Surgical Table Hand-Control Cable Repair

Problem / need
Damaged surgical-table hand-control cable.
Action
Repaired the damaged cable.
Result
Repair completed; all post-repair tests passed.
surgical-table hand pendant.
surgical-table hand pendant.

Hand-control cable repair

The cable on this surgical-table hand control was damaged. The damaged cable was repaired. The photograph shows the hand pendant associated with the service work.

REAL WORK · SURGICAL EQUIPMENT

MicroAire Liposuction System: Internal Connection Repair

Problem / need
Disconnected connector pin in a MicroAire liposuction system.
Action
Corrected the connector-pin issue.
Result
Connection issue corrected; all post-repair tests passed.
Internal connector and wiring in a MicroAire liposuction system.
Internal connector and wiring during service.

Connector-pin issue corrected

One connector pin had become disconnected in this MicroAire liposuction system. The connector-pin issue was corrected. The photograph shows the internal connector and wiring.

REAL WORK · DIAGNOSTIC EQUIPMENT

Otoscope Lamp Replacement

Problem / need
Otoscope lamp replacement.
Action
Replaced the lamp.
Result
Service completed; all post-service tests passed.
Otoscope lamp shown during equipment service.
Otoscope lamp documented during service.

Lamp replacement completed

The otoscope lamp was replaced. The photograph documents the lamp during the service work.

REAL WORK · ANESTHESIA MAINTENANCE

Mindray A3/A5 preventive maintenance

Problem / need
Scheduled preventive maintenance for Mindray A3/A5 anesthesia equipment.
Action
Completed preventive maintenance using the PM kit.
Result
Preventive maintenance completed; all post-maintenance tests passed.
Components of a Mindray A3/A5 preventive-maintenance kit laid out on a work surface
Mindray A3/A5 PM kit components prepared on the work surface.

The components behind preventive maintenance

This photograph shows the PM kit for the Mindray A3/A5 anesthesia machine series. The individually packaged components are arranged for a clear view of the kit.

REAL WORK · SURGICAL TABLE SERVICE

Amsco 3085 SP surgical table panel troubleshooting

Problem / need
Table would not move up or down; column panel was displaced and jammed.
Action
Corrected the displaced, jammed panel and restored table movement.
Result
Repair completed; all post-repair tests passed.

Panel interference and vertical movement

The reported issue was that the Amsco 3085 SP surgical table would not move up or down. A column panel had shifted out of position and become jammed, interfering with vertical movement. These photographs document the panel condition and the table column during troubleshooting.

REAL WORK · DEFIBRILLATOR SERVICE

LIFEPAK 20 printer replacement

Problem / need
LIFEPAK 20 printer was not operating.
Action
Replaced the printer assembly.
Result
Replacement completed; all post-service tests passed.

Reported issue and work performed

The printer was not operating. The printer assembly was replaced as part of corrective maintenance on the LIFEPAK 20. These photographs document the assembly and connections during the work.

REAL WORK · ULTRASOUND MAINTENANCE

Hitachi Aloka ProSound F37 preventive maintenance

Problem / need
Preventive maintenance for a Hitachi Aloka ProSound F37.
Action
Replaced the battery and cleaned the interior.
Result
Maintenance completed; all post-maintenance tests passed.
Technician accessing a Hitachi Aloka ProSound F37 ultrasound system for preventive maintenance
Accessing the Hitachi Aloka ProSound F37 during preventive maintenance.

Battery replacement and internal cleaning

Preventive maintenance on this Hitachi Aloka ProSound F37 ultrasound system included replacing the battery and cleaning the interior. The photograph shows access to the system during that work.

For an ultrasound maintenance request, share the manufacturer, model, reported concerns and facility location so the service scope can be reviewed.

REAL WORK · LABORATORY COLD STORAGE

Laboratory freezer filter cleaning and switch service

Problem / need
Freezer was not reaching the requested temperature.
Action
Cleaned dirty air filters and reinstalled a displaced switch.
Result
Service completed; cooling performance checks and post-service tests passed.

Cleaning the filters and reinstalling the switch

The reported concern was that the freezer was not reaching its requested cooling temperature. The lower compartment was opened, dirty air filters were cleaned, and a switch that had come out of its mounting position was reinstalled.

These photographs document access, cleaning and the switch condition during the service work.

REAL WORK · PATIENT BEDS

Patient bed wheel and mechanical assembly repair

Problem / need
Damage to the bed wheel assembly and associated mechanical components.
Action
Completed repair work on the wheel and associated bed mechanism.
Result
Wheel and mechanical repair completed.

Service to the bed's wheel and base components

This patient-bed service project involved repair of the wheel assembly and associated mechanical components. The work addressed the bed's wheel and base mechanisms.

The photographs show wheel and hub components documented during the service work, providing a closer view of the mechanical assemblies involved.

REAL WORK · STERILIZATION EQUIPMENT

STERIS V-PRO 60 vacuum pump oil change

Problem / need
Vacuum pump oil maintenance on a STERIS V-PRO 60 sterilizer.
Action
Drained and replaced the vacuum pump oil.
Result
Vacuum pump oil change completed.

Vacuum pump oil service

A vacuum pump oil change was completed on this STERIS V-PRO 60 sterilizer. The service photographs show access to the pump compartment and the oil-draining arrangement used during maintenance.

Used pump oil was collected through a drain hose into a container as part of the oil-change procedure. The photographs document the maintenance work with the equipment's service panels open.

REAL WORK · SURGICAL LIGHTING

Amico surgical light drift correction

Problem / need
The surgical light gradually drifted downward instead of holding its selected position.
Action
Performed corrective maintenance to address unwanted downward movement.
Result
Stable positioning of the lighthead restored.

Restoring the lighthead's ability to hold position

Corrective maintenance was performed on an Amico surgical light that gradually drifted downward instead of holding its selected position. The issue was resolved, restoring stable positioning of the lighthead.

The photographs show the lightheads and articulated suspension arms associated with the service project. The reported concern involved maintaining the light's position after adjustment.

REAL WORK · SURGICAL TABLES

STERIS surgical table battery replacement

Problem / need
Battery replacement required on a STERIS surgical table.
Action
Replaced the surgical table battery.
Result
Battery replacement completed.
STERIS surgical table with base covers removed and battery compartment accessible during replacement.
Table base opened for battery replacement.

Battery service within the table base

The battery was replaced on this STERIS surgical table. The photograph documents the table with the base covers removed, providing access to the battery compartment and internal assemblies during service.

This project records battery replacement as a distinct surgical-table service task. The open-base view shows the equipment configuration at the time of the work.

REAL WORK · ENDOSCOPE REPROCESSING

Medivators air valve replacement for a No Air Flow alarm

Problem / need
The Medivators endoscope reprocessor displayed a No Air Flow alarm.
Action
Replaced the air valve associated with the reported fault.
Result
Air valve replacement completed to address the No Air Flow alarm.

Corrective service to the air valve assembly

An air valve was replaced in this Medivators endoscope reprocessor following a No Air Flow alarm. The service involved the valve assembly shown in the close-up photographs.

The images document the removed assembly, the diaphragm face and pneumatic connections, and the surrounding internal components. They provide a record of the component replaced during troubleshooting of the reported airflow fault.

REAL WORK · ENDOSCOPE REPROCESSING

Medivators water filter replacement

Problem / need
Water filter replacement on a Medivators endoscope reprocessing system.
Action
Removed the used filter cartridge and installed a replacement.
Result
Filter replacement completed.
Replacement and used Medivators water filter cartridges side by side beside a blue filter housing.
Replacement cartridge on the left and removed filter cartridge on the right.

Replacement of the filter cartridge

The water filter cartridge serving this Medivators endoscope reprocessing system was replaced. The photograph shows the used cartridge alongside the replacement cartridge, with the filter housing visible beside them.

The side-by-side view records the visible condition of the removed filter and the cartridge used for the maintenance task. This service example documents filter replacement separately from the Medivators air-valve repair.

REAL WORK · SUCTION SYSTEMS

MEDCO Aspirator IV preventive maintenance

Problem / need
Preventive maintenance for a MEDCO Aspirator IV suction unit.
Action
Performed preventive maintenance on the aspirator.
Result
Preventive maintenance completed.
MEDCO Aspirator IV suction unit with collection canister, vacuum gauge and tubing during preventive maintenance.
MEDCO Aspirator IV associated with the preventive maintenance service.

Preventive maintenance of the suction unit

Preventive maintenance was performed on this MEDCO Aspirator IV suction unit. The photograph documents the aspirator associated with the maintenance visit, including its collection canister, vacuum gauge, tubing and front-panel controls.

This case is part of Apex's suction-equipment service work. For a maintenance request, provide the equipment model, facility location and the number of units so the scope can be reviewed.

REAL WORK · ANESTHESIA EQUIPMENT

Anesthesia machine oxygen sensor replacement

Problem / need
Oxygen sensor replacement required on an anesthesia machine.
Action
Replaced the anesthesia machine's O₂ sensor.
Result
Oxygen sensor replacement completed.
Anesthesia oxygen sensor with O2 label and electrical connector held during sensor replacement.
Oxygen sensor documented during anesthesia-machine service.

Replacement of the O₂ sensor

The oxygen (O₂) sensor was replaced on an anesthesia machine. The close-up photograph documents the sensor associated with this service task, including its label and electrical connector.

This case records a specific component replacement within anesthesia-equipment service. The component image provides a clear view of the sensor involved in the work.

REAL WORK · ANESTHESIA EQUIPMENT

GE anesthesia machine preventive maintenance

Problem / need
Preventive maintenance for a GE anesthesia machine.
Action
Performed preventive maintenance with access to the breathing system.
Result
Preventive maintenance completed.
Open breathing-system compartment of a GE anesthesia machine during preventive maintenance, with connected oxygen sensor visible.
Breathing-system access during GE anesthesia preventive maintenance.

Breathing-system access during preventive maintenance

Preventive maintenance was performed on this GE anesthesia machine. The service photograph shows the breathing-system compartment open, with its internal assemblies accessible during the maintenance work.

The image documents the breathing-system components and connected oxygen sensor at the time of service. This is a separate preventive-maintenance case from the oxygen-sensor replacement shown elsewhere in this portfolio.

REAL WORK · STERILIZATION EQUIPMENT

Getinge sterilizer boiler pressure switch replacement

Problem / need
A HEAT-UP alarm on a Getinge steam sterilizer.
Action
Replaced the boiler pressure switch associated with the heating fault.
Result
Pressure switch replacement completed to address the HEAT-UP alarm.

Corrective service to the boiler pressure control

The boiler pressure switch was replaced on this Getinge steam sterilizer following a HEAT-UP alarm. The circled component in the service photograph identifies the pressure control involved in the replacement.

The accompanying photographs document the electric boiler's pressure-control arrangement and the sterilizer's piping, valves and pressure gauge. Together, they show the component replaced and the surrounding equipment during corrective service.

REAL WORK · WARMING EQUIPMENT

Blanket warmer motor replacement

Problem / need
Motor service on a MAC Medical DWC243074T-4B blanket warmer.
Action
Replaced the motor.
Result
Replacement completed; all post-service tests passed.
Blanket warmer motor assembly from an Apex Biomedical Technology motor replacement project
Motor assembly from the service project. Photo enhanced for clarity.

CORRECTIVE MAINTENANCE

A closer look at the motor assembly

This blanket warmer service project involved replacing the motor. The close-up photograph shows the motor assembly, mounting hardware and surrounding components.

For a blanket warmer repair request, share the manufacturer, model, reported issue and facility location. These details help Apex review the equipment and define the appropriate service scope.

REAL WORK · ANESTHESIA EQUIPMENT

Anesthesia machine service, up close.

Problem / need
Anesthesia breathing-system service and flow-sensor calibration.
Action
Completed breathing-system service and flow-sensor calibration.
Result
Service and calibration completed; all post-service tests passed.
Anesthesia breathing-system assembly with bellows housing, airway pressure gauge, Auto/Manual selector and APL valve

THE DETAILS BEHIND THE WORK

From the breathing assembly to the calibration screen

Real service work often happens around the components that sit below the main display. This photo series brings those details into view: the absorber assembly, bellows and housing, pressure controls, tubing connections and a Mindray A3 flow-sensor calibration screen.

The photographs capture different equipment views and stages of work, giving healthcare teams a closer look at the systems involved in anesthesia equipment support.

01 · BREATHING SYSTEM

Looking closely at the assembly

The breathing-system photographs show the absorber canister below the assembly and the tubing connections around it. Above the assembly, the pressure gauge, transparent valve covers, APL control and Auto/Manual selector are visible.

These views help identify the equipment configuration and the components involved in a service request. Clear photographs of the complete assembly and individual connections can also make discussions about parts, accessories and reported concerns more specific.

Close view of an anesthesia breathing assembly and absorber canister
Breathing-system assembly and absorber canister.
Anesthesia ventilator bellows held outside the transparent housing during service work
Bellows component outside its transparent housing during service work.

02 · COMPONENT ACCESS

The bellows and its housing

One photograph shows the bellows held outside the transparent housing. Another shows the housing on the breathing assembly with the bellows removed. Together, these close views document component access around the breathing system.

The surrounding controls and connections remain visible, adding useful context to the individual component photograph.

03 · MINDRAY A3

Flow-sensor calibration in progress

The Mindray A3 photograph captures the machine in Standby with its built-in flow-sensor calibration routine running. The on-screen progress indicator records that stage of the work.

Mindray includes flow-sensor calibration in the A3/A5 operating instructions. The applicable instructions depend on the equipment model and software revision; technical work should follow the documentation for the specific unit.

Technical reference: Mindray operator manuals — A3/A5.

Mindray A3 screen showing Calibrate Flow Sensors and Calibration in Progress
Mindray A3 with the flow-sensor calibration routine in progress.

ANESTHESIA EQUIPMENT SUPPORT

Tell us what your equipment needs.

Apex Biomedical Technology is based in Houston and welcomes service requests from healthcare facilities across the United States. Share the manufacturer, model, reported issue and facility location so the requested scope and next steps can be reviewed.

For a multi-unit request, identify each machine separately and match the photographs or reported concerns to the relevant device.

In the field

Inside the work

Stryker stretcher service
Stryker mechanical repair
Anesthesia equipment service
Ultrasound troubleshooting
Infusion pump testing
Bench inspection and repair

View the field-work gallery

See the original Stryker, anesthesia, ultrasound and infusion service photos together on our homepage.

View real-work photos →

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