(b)(4).Concomitant medical product: catalog #: 00434903611, glenosphere 36 mm diameter, lot # 63736820, catalog #: 00434903611, glenosphere 36 mm diameter, lot # 63736820.Reported event was considered confirmed from the medical records and x-rays which found the glenosphere to be dislodged.Device history record was reviewed and no discrepancies relevant to the reported event were found.A definitive root cause could not be determined.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.Multiple mdr reports were filed for this event, please see associated reports: 0001822565-2018-01217 and 0001822565-2018-01218.
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