The product remained implanted, and therefore was not available for return.Without the opportunity to examine the complaint product, root cause cannot be determined.Review of the complaint history identified additional complaints that were investigated related to knee issues, and it was determined that no further action is required as the possibility of adverse effects are relayed to the patient before undergoing surgery.Lot identification is necessary for review of device history records, and it was not provided.Condition is addressed in package insert.Device not returned; inconclusive-root cause cannot be determined.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.This report is being submitted late as it has been identified in remediation.
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