Zimmer biomet complaint (b)(4).Concomitant medical products: item# 91-6105, lot# j935280, 1.5x5mm ht sd x-dr screw qty 2.Customer has indicated that the product is in process of being returned to zimmer biomet for investigation.Once the investigation has been completed, a follow-up mdr will be submitted.Multiple mdr reports were filed for this event, please see associated reports: 0001032347-2023-00068 and 001032347-2023-00070.
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This follow-up report is being submitted to relay additional information.A visual inspection was conducted on the three returned screws.All three screw show signs of attempted using including marking/ scratching on the screw heads.All three screws have fractured screw shafts.The screw tips were not returned.Review of the device history record(s) identified no deviations or anomalies during manufacturing.A definitive root cause cannot be determined.If any further information is found which would change or alter any conclusions or information, a supplemental report will be filed accordingly.Zimmer biomet will continue to monitor for trends.This report is being submitted to update additional information in section b4, b5, d9, g3, g6, h2, h3, h4, h6 and h10.
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