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(b)(4).Concomitant medical products: catalog number: 157444, lot number: 528290, brand name: m2a-magnum head; catalog number: us157850, lot number: 702560, brand name: m2a magnum cup; catalog number: 11-103206, lot number: 853440, brand name: taperloc stem; catalog number: 139256, lot number:760510, brand name: m2a magnum taper insert.Multiple mdr reports were filed for this event, please see associated reports: 0001825034-2016-04021, 0001825034-2019-02858, 0001825034-2017-06059.The patient underwent a revision procedure due to failed hip replacement.Patient had abnormal cobalt chromium levels and pain.Metallosis with wear debris, trunnionis, and abductor muscle tear were identified during the procedure.Mild discoloration was observed on the trunnion.The acetabulum was stable without evidence of failure.The femoral head was replaced with ceramic head and e poly mobile bearing system.Patient tolerated the procedure well.Reported event was confirmed by review of medical records provided.Received additional information does not change the final conclusions of previous investigation.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.Device not returned for evaluation.
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The patient underwent a revision procedure due to failed hip replacement.Patient had abnormal cobalt chromium levels and pain.Metallosis with wear debris, trunnionis, and abductor muscle tear were identified during the procedure.Mild discoloration was observed on the trunnion.The acetabulum was stable without evidence of failure.The femoral head was replaced with ceramic head and e poly mobile bearing system.Patient tolerated the procedure well.
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