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It was reported that a patient is experiencing pain, swelling, joint laxity, loosening, and muscle weakness approximately four years post implantation.An exam by a physician found the knee to be weak and loose.A radioactive scan was ordered and completed.Damage was found in the knee.Attempts to obtain additional information have been made; however, no more information is available.
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This report is being submitted to provide additional information.Updated: a3, b4, b5, b6, d2b, g1, g3, g6, h1, h2, h3, h6, h10, and h11.Corrected: h4.No product was returned, or pictures provided; therefore, visual and dimensional evaluations could not be performed.Medical records were not provided.Review of the device history records identified no deviations or anomalies during manufacturing related to the reported event.A definitive root cause cannot be determined.This complaint is not confirmed.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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