(b)(4).Visual inspection of the returned inner product packaging found that the inner bag is still sealed around the tibial tray.The blister and tyvek lid were not returned for evaluation therefore it is unknown if the blister was sealed.The reported event is non-verifiable as the returned packaging was found to be sealed and not all packaging was returned.Review of the device history records identified no related deviations or anomalies.Further evaluation cannot be performed at this time without the return of the tyvek lid and blister.Root cause was unable to be determined as the necessary information to adequately investigate the reported event was not provided.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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