UNKNOWN DEPUY PATELLA

Description of Event or Problem

PATIENT WAS REVISED TO ADDRESS OSTEOLYSIS, POLY WEAR AND FEMORAL/TIBIAL LOOSENING AT THE CEMENT/IMPLANT INTERFACE. THE CEMENT MANUFACTURER IS UNKNOWN. PAIN WAS ALSO REPORTED.

Additional Manufacturer Narrative

THIS COMPLAINT HAS A LATE LETTER ATTACHED AS IT WAS NOT SUBMITTED WITHIN THE THIRTY (30) DAY TIME FRAME. THIS COMPLAINT IS STILL UNDER INVESTIGATION. DEPUY WILL NOTIFY THE FDA OF THE RESULTS OF THIS INVESTIGATION ONCE IT HAS BEEN COMPLETED. IF INFORMATION IS OBTAINED THAT WAS NOT AVAILABLE FOR THE INITIAL MEDWATCH, A FOLLOW-UP MEDWATCH WILL BE FILED AS APPROPRIATE. DEPUY SYNTHES HAS BEEN INFORMED THAT THE CATALOG NUMBER AND LOT NUMBER IS NOT AVAILABLE.

Additional Manufacturer Narrative

NO DEVICE ASSOCIATED WITH THIS REPORT WAS RECEIVED FOR EXAMINATION. A WORLDWIDE COMPLAINT DATABASE SEARCH FOUND NO OTHER REPORTED INCIDENT(S) AGAINST THE PROVIDED PRODUCT/LOT COMBINATION(S) SINCE RELEASE FOR DISTRIBUTION. A WORLDWIDE LOT SPECIFIC COMPLAINT DATABASE SEARCH, OR DEVICE HISTORY RECORD (DHR) REVIEW WAS NOT POSSIBLE FOR THE UNKNOWN LOT CODE(S). BASED ON PREVIOUS INVESTIGATIONS THIS COMPLICATION OF JOINT REPLACEMENT IS UNLIKELY TO HAVE BEEN THE RESULT OF A DEVICE FAILING TO MEET REQUIRED SPECIFICATIONS. THE INFORMATION RECEIVED WILL BE RETAINED FOR POTENTIAL SERIES INVESTIGATIONS IF TRIGGERED BY TREND ANALYSIS, POST MARKET SURVEILLANCE, OR OTHER EVENTS WITHIN THE QUALITY SYSTEM. CORRECTIVE ACTION WAS NOT INDICATED. DEPUY CONSIDERS THE INVESTIGATION CLOSED AT THIS TIME. SHOULD THE ADDITIONAL INFORMATION BE RECEIVED, THE INFORMATION WILL BE REVIEWED AND THE INVESTIGATION WILL BE RE-OPENED AS NECESSARY.