MAUDE Adverse Event Report: EXACTECH, INC. LOGIC TIBIA IMPLANT PSC INSERT, SZ 4, 13MM; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL

Catalog Number	02-012-44-4013
Medical Device Problem Codes	Naturally Worn (2988); Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Osteolysis (2377)
Date of Event	04/28/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient underwent an initial left total knee arthroplasty.Subsequently, it was reported that the patient experienced osteolysis.As a result, the patient underwent a left knee revision an unknown amount of time after initial implantation.No further information available.No further patient impact reported.
Additional Manufacturer Narrative
D10: 02-012-41-4040 - logic tibia traptray cem sz 4f/4t: (b)(6), 02-012-44-4013 - logic tibia implant psc insert, sz 4, 13mm: (b)(6), 02-020-11-0240 - truliant ps cem fem ps cem left sz 4: (b)(6).The reported event was unable to be confirmed due to limited information received from the customer.No device was returned for evaluation; further, photographs and/or radiograph images were not provided for review.Operative notes and/or medical records were not provided for review of usage/technique.A definitive root cause was unable to be determined as the necessary information to adequately investigate the reported event was not provided.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 information.The following sections were updated: b1, b3, b5, d1, d4, d6b, e1, g2, g4, h4, h6 - medical device problem code, component code, type of investigation, investigation findings, investigation conclusions and h11.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.
Event or Problem Description
It was reported that the patient underwent an initial left total knee arthroplasty.Subsequently, the patient experienced osteolysis, polyethylene liner wear and loosening of the femoral component.As a result, the patient underwent a left knee revision approximately 4 years and 8 months after initial implantation.No further patient impact reported.No further information available.

• Brand Name: LOGIC TIBIA IMPLANT PSC INSERT, SZ 4, 13MM
• 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 66 court; gainesville FL 32653
• Manufacturer Contact: ashley harris ; 2320 nw 66th ct; gainesville, FL 32653
• MDR Report Key: 25112402
• Report Number: 1038671-2026-00557
• Device Sequence Number: 16037026
• Product Code: JWH
• UDI-Device Identifier: 10885862173652
• UDI-Public: 10885862173652
• Combination Product (Y/N): N
• Initial Reporter State: ME
• Initial Reporter Country: US
• PMA/510(K) Number: K110547
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2019
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Consumer,Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 05/14/2026

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: 10/09/2020
• Device Catalogue Number: 02-012-44-4013
• 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: 04/16/2026
• Supplement Date Received by Manufacturer: 04/23/2026
• Initial Report FDA Received Date: 05/07/2026
• Supplement Report FDA Received Date: 05/14/2026
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 10/12/2012
• 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: Hospitalization; Required Intervention
• Patient Sex: Male