(b)(4).Concomitant medical products: 157454 ¿ m2a magnum head ¿ 043880, 139268 ¿ m2a magnum taper - 536830, us157860 ¿ m2a magnum cup ¿ 773080.Complaint sample was evaluated and the reported event was confirmed.Upon receipt, the head, taper and stem were stuck together.Visual inspection identified damaged to the taper, likely due to the hard strikes caused by the surgeon attempting to remove the stem.Visual inspection of the outer surface of the head identified scuffs and scratches.There was bio debris on the stem and the porous coating on the stem is peeling off.Dhr was reviewed and no discrepancies were found.Root cause was unable to 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: 0001825034 - 2018 - 10696.
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