This event has been recorded by zimmer biomet under cmp-(b)(4).Review of the most recent repair record determined the needle bearing was worn, unit was out of calibration, control bar position not correct, the motor speed was low.The motor, motor sleeve, and needle bearing were replaced and device recalibrated and resolved the reported issue.Review of the device history record identified no deviations or anomalies during manufacturing.Device is used for treatment.A definitive root cause cannot be determined.The event is confirmed.
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