No devices were received for exam; therefore, the condition of the components is unknown.Review of the device history records for the tibial component identified no deviations or anomalies.The knee component matrix reviewed all components for compatibility and found no issues.This device is used for treatment.A product history search identified no other complaints for the part and lot combination of the tibial component.Primary operative notes state the patient underwent right total knee arthroplasty (tka) due to osteoarthritis.It was noted that all components were implanted with a cementless technique.The tibial component was noted to have excellent purchase within the bone.Excellent stability, 0 through 130 degrees of flexion, and no ligamentous laxity through a full range of motion were noted with the final components.No intraoperative complications were noted.A field action was conducted on february 19, 2015 in which zimmer voluntarily removed the persona trabecular metal tibial implant from the field due to a higher than anticipated complaint rate for radiolucent lines and loosening.The device in question was implanted prior to this field action.Fda recall contains the related tibial lot number.The corrective actions investigation determined that the likely root causes for the higher than anticipated complaint rate are that the persona tm tibia allows the potential for the tibial implant to sit proud on the resected tibial surface and the persona tm tibia has less initial stability than predicate devices.
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