This event has been recorded by zimmer biomet under (b)(4).The investigation is complete.This medwatch is being filed to relay additional information.The following sections were updated/corrected: b4, b5, d4, d9, g3, g6, h2, h3, h4, h6, h8 and h10.Review of the most recent repair record determined the motor was jumpy, rpms could not be read, the control bar was not in the correct position, and calibration was out at the 0 and 20 readings.The motor, switch, mount, plug harness, end cap, o-ring, strain seal relief, needle bearing, reciprocating arm and broken case latching knob were replaced and resolved the reported issue.Device is used for treatment.A definitive root cause cannot be determined.No corrective actions, preventive actions, or field actions resulted after investigation of this event.The event is confirmed.
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