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(b)(4).Multiple mdr reports were filed for this event, please see associated report: 0001825034-2022-01271, 0001825034-2022-01273.Partial articular surface left medial size e 9 mm thickness item# 42518200509 lot# 64660723 partial femur cemented size 4 left medial item# 42558000401 lot# 64903213 (b)(4).Customer has indicated that the product will not be returned to zimmer biomet for investigation as it was discarded.The investigation is in process.Once the investigation has been completed, a follow-up mdr will be submitted.
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This follow-up is being submitted to relay additional information.Updated: b4, b5, g3, g6, h1, h2, h3, h6, and h10.No product was returned, or pictures provided; therefore, visual and dimensional evaluations could not be performed.Medical records were not provided.Device history record (dhr) was reviewed for deviations and/ or anomalies with no related deviations / anomalies identified.A definitive root cause cannot be determined.Per package insert 01-50-1264, pain is known adverse effect of the system.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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