TERUMO CARDIOVASCULAR SYSTEMS CORPORATION ADVANCED PERFUSION SYSTEM 1; CONSOLE, HEART-LUNG MACHINE, CARDIOPULMONARY BYPASS-ADVANCED PERFUSION SYSTEM 1
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Model Number 801188 |
Device Problem
Calibration Problem (2890)
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Patient Problem
No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 01/11/2024 |
Event Type
malfunction
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Manufacturer Narrative
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The fsr replaced the oxygen (o2) sensor and the issue remained.He replaced the epgs.The unit operated to the manufacturer's specifications.During laboratory evaluation, the product surveillance technician (pst) connected the epgs to lab use only (luo) testing equipment.The epgs failed calibration.The o2 sensor was allowed to equilibrate to ambient oxygen in the room and the expected output was 9 - 13 millivolts (mv) but the sensor measured 8.8 mv.The o2 sensor was replaced with a luo o2 sensor which measured 11.3 mv in ambient air.Calibration was successful and the epgs maintained a steady and accurate o2 blend for an hour following calibration.It was determined the o2 sensor was reading too low and did not operate as intended.
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Event Description
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The field service representative (fsr) reported that during field installation of the device, the electronic patient gas system (epgs) failed calibration.There was no patient involvement.
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