Cmp-(b)(4).Multiple mdr reports were filed for this event, please see associated reports: mfr# 0001822565-2018-01784 and mfr#0001822565-2018-01785.Concomitant medical products: trabecular metal total ankle tibial base component pn00830004400 ln63046939.Trabecular metal total ankle talar component pn00830002400 ln62990953.Foreign report source- (b)(6).This product is manufactured by zimmer biomet (b)(4) and is cleared for export only, not for distribution in the u.S.However, this report is being submitted as zimmer biomet (b)(4) manufactures a similar device that is cleared or distributed in the united states under 510k number k120906.Reported event was confirmed by review of the provided x-rays and op notes.Per the op report, patient had some anterior cartilage damage, increased pain, and a cyst.Dhr was reviewed and no discrepancies were found.Review of the complaint history determined that no further action is required.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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It was reported that the patient underwent an initial right ankle replacement.Subsequently, the patient suffered from recurring heterotopic ossification one year later.The patient underwent debridement and requires repeat radioablation.It was also reported the patient suffers from pain, moderate swelling/stiffness, tight laxity, gait abnormality and restriction of hindfoot motion.No plans have been made for revision at this time.
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