MG I METAL BACK PATELLA

Description of Event or Problem

THE PATELLA'S POLY SEPERATED FROM THE METAL BACKING. THE PATELLA IN QUESTION WAS REMOVED FROM THE PATIENT AND REPLACED WITH NEW PATELLA BUTTON.DEVICE LABELED FOR SINGLE USE. PATIENT MEDICAL STATUS PRIOR TO EVENT: SATISFACTORY CONDITION. THERE WAS NOT MULTIPLE PATIENT INVOLVEMENT.INVALID DATA - ON DEVICE SERVICE/MAINTENANCE. NO DATA - REGARDING DATE LAST SERVICED. SERVICE PROVIDED BY: INVALID DATA. INVALID DATA - SERVICE RECORDS AVAILABILITY. NO IMMINENT HAZARD TO PUBLIC HEALTH CLAIMED. DEVICE USED AS LABELED/INTENDED.DEVICE WAS NOT EVALUATED AFTER THE EVENT. METHOD OF EVALUATION: NO DATA. RESULTS OF EVALUATION: NO DATA. CONCLUSION: NO DATA. CERTAINTY OF DEVICE AS CAUSE OF OR CONTRIBUTOR TO EVENT: UNKNOWN (CANNOT DETERMINE). CORRECTIVE ACTIONS: NONE OR UNKNOWN. THE DEVICE WAS DESTROYED/DISPOSED OF.