(b)(4).(b)(6).The event is confirmed.Review of the most recent repair record determined the cable insulation was damaged (no exposed wiring visible), the reciprocating arm and screws were worn, the motor speeds were unstable, and the calibration was out at the 0 reading.The motor, plug harness, reciprocating arm, and screws were replaced, and the device was recalibrated and resolved the reported issue.Review of the device history record identified no deviations or anomalies during manufacturing related to the reported event.A definitive root cause cannot be determined.If any further information is found which would change or alter any conclusions or information, a supplemental report will be filed accordingly.Zimmer biomet will continue to monitor for trends.
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It was reported that after the surgery and during precleaning in the sterilization room, the dermatome was not sealed and there was a sealing defect.This was not a new device.Due to this defect, the sterilization had not been completed.The investigation found evidence that the motor speed was unstable.No adverse events were reported as a result of this malfunction.Attempts have been made and no further information has been provided.
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