(b)(4).Report source: (b)(6).The results of the investigation are as follows: review of the previous repair record identified motor, switch, bearing pack, o-ring, seal, reciprocating arm, width plate screw, and 3 inch width plate needed replacement which is related to the reported event.The device was tested and found to be functioning to specification prior to release to the customer.A definitive root cause cannot be determined.The event is confirmed.If any further information is found which would change or alter any conclusions or information, a supplemental will be filed accordingly.Zimmer biomet will continue to monitor for trends.
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It was reported that the unit appeared to be making a noise as if running out of power, grinding.Event happened before surgery with a small delay to get alternate machine, which was successfully used in its place.No patient harm as a result of the delay.During product evaluation, it was discovered that there was inconsistent speed.No adverse events were reported as a result of this malfunction.It was reported that no further information is available.
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