This follow-up report is being submitted to relay additional information.Visual examination of the returned product identified the cutting end of the drill has fractured off and was not returned.Dimensional analysis of the product determined that the product, where measured, was conforming to print specifications.Microhardness was measured and found to be conforming to specification.Radiographs were provided and reviewed by a health care professional.Review of the available records identified the following: plate and screw fixation of the proximal tibia is present.A fractured metallic drill bit fragment is present and appears to lie within the proximal tibia.No contributing factors are noted based on this single image.Device history record was reviewed and no discrepancies were found.Root cause was unable to be determined.A summary of the investigation has been sent to the complainant.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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