MAUDE Adverse Event Report: EXACTECH, INC. NMC FEMORAL SZ 5; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL

Catalog Number	210-01-05
Medical Device Problem Codes	Unstable (1667); Loosening of Implant Not Related to Bone-Ingrowth (4002)
Health Effect - Clinical Codes	Emotional Changes (1831); Pain (1994); Synovitis (2094); Discomfort (2330); Osteolysis (2377); Ambulation or Postural Difficulties (2544); Joint Laxity (4526); Joint effusion (4849)
Date of Event	12/11/2017
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that approximately 109 months after a right total knee replacement procedure, the patient underwent a revision procedure to address loosening, ambulation difficulties, discomfort, emotional changes, implant pain, joint laxity, osteolysis, and synovitis.Initial surgery and revision surgery operative notes were provided.Patient left the operating room in stable condition.Post operative diagnosis noted wear of the implant.No further issues or complications were reported.No additional information is available.
Additional Manufacturer Narrative
D10: 4146577 - 02-012-65-5015 - logic cc tib insert size 5, 15mm.Multiple mdr reports were filed for this event, please see associated reports: 1038671-2023-00618.The device will not be returned for analysis; however, an investigation of the reported event is in progress.Once the investigation is completed, a supplemental medwatch 3500a will be submitted.If any further information is obtained that would change or alter any information provided, a supplemental report will be filed accordingly.
Additional Manufacturer Narrative
This follow-up report is being submitted to relay additional and/or corrected information.The reason for the revision reported cannot be confirmed from the information provided but may be the result of prosthesis wear, instability, and femoral loosening or due to inclusion of the polyethylene in the packaging recall.Potential contributions of user and patient-related considerations to the event could not be assessed as the devices were not available for evaluation and images and radiographs were not provided.If any further information is obtained that would change or alter any information provided, a supplemental report will be filed accordingly.

• Brand Name: NMC FEMORAL SZ 5
• Common Device Name: PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL
• Manufacturer (Section D): EXACTECH, INC.; 2320 nw 66 court; gainesville FL 32653
• Manufacturer (Section G): EXACTECH INC.; 2320 nw 66th ct; gainesville FL 32653
• Manufacturer Contact: geoff gannon ; 2320 nw 66th ct; gainesville, FL 32653
• MDR Report Key: 21551228
• Report Number: 1038671-2025-01485
• Device Sequence Number: 18186392
• Product Code: JWH
• UDI-Device Identifier: 10885862057426
• UDI-Public: 10885862057426
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K954208
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2008
• Device Explanted Year: 2017
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 03/12/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 07/02/2013
• Device Catalogue Number: 210-01-05
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/03/2023
• Supplement Date Received by Manufacturer: 03/11/2025
• Initial Report FDA Received Date: 03/07/2025
• Supplement Report FDA Received Date: 03/12/2025
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 07/07/2008
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: SEE H11.
• Outcome Attributed to Adverse Event: Required Intervention; Hospitalization
• Patient Age: 57 YR
• Patient Sex: Male