PHYSIO-CONTROL, INC LIFEPAK CR(R) PLUS DEFIBRILLATOR; DEFIBRILLATORS, AUTOMATIC, EXTERNAL
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Model Number CRPLUS |
Device Problem
Invalid Sensing (2293)
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Patient Problem
No Patient Involvement (2645)
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Event Date 01/23/2017 |
Event Type
malfunction
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Manufacturer Narrative
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(b)(4).Physio-control evaluated the customer's device and verified the reported issue. physio determined that the cause of the reported issue was process residue at the capacitor, designator c157, on the analog pcb assembly. the process residue at c157 shorted the bias 2 voltage to ground, causing the circuitry to respond by producing a flat line ecg trace and a continuously connected patient input that could not be shocked.The customer was provided with a replacement device.(b)(4).
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Event Description
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The customer contacted physio-control to report that their device had a service wrench icon present on its readiness display. there was no patient use associated with the reported event. upon evaluation of the customer's device, physio-control observed that it behaved as though a patient (test) load was always connected, and that the ecg waveform was always a flat line. as a result, the device would not detect changes in the ecg waveform (i.E.A shockable rhythm) and would not be able to charge and shock if it were necessary.
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