MAUDE Adverse Event Report: EXACTECH, INC. LOGIC FEMORAL PS CEM LEFT SZ 3; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL

Catalog Number	02-010-01-0230
Medical Device Problem Codes	Unstable (1667); Loosening of Implant Not Related to Bone-Ingrowth (4002)
Health Effect - Clinical Codes	Pain (1994); Synovitis (2094)
Date of Event	08/05/2020
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Report number: 1038671-2023-02159 multiple mdr reports were filed for this event, please see associated report: 1038671-2023-02159.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.
Event or Problem Description
As reported via legal documentation the patient had a left knee replacement on (b)(6) 2014.Approximately 5 years and 8 months after the initial procedure the patient had a left knee revision on (b)(6) 2020.The patient has experienced mechanical loosening femoral component, damaged poly insert component, synovitis and pain.No further issues or complications were reported.Synovectomy was performed removing scar tissue and inflamed synovium.The tibial insert was noted to be gouged and damaged.The femoral component was grossly loose and separated from the cement.The patient was transported in stable condition to the recovery room.There is no other patient demographic or medical history available.There is no device return.There are no photos or other images of the device provided.No additional information is available.
Additional Manufacturer Narrative
This follow-up report is being submitted to relay additional and/or corrected information.The following sections were updated/corrected: h6.Mdr section codes updated/corrected: b, c.The revision captured was likely the result of prosthesis wear and an insufficient bond between the femoral component and the bone resulting in aseptic (non-infected) femoral loosening.Possible causes for polyethylene wear include malalignment between the implants, high contact stresses during knee flexion, third body wear, patient-related conditions, instability, or any combination of these possibilities.The extent and root cause of the prosthesis wear and femoral loosening could not be determined as the devices were not returned 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: LOGIC FEMORAL PS CEM LEFT SZ 3
• 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 court; gainesville FL 32653
• Manufacturer Contact: geoff gannon ; 2320 nw 66th court; gainesville, FL 32653
• MDR Report Key: 20844047
• Report Number: 1038671-2024-04617
• Device Sequence Number: 3730231
• Product Code: JWH
• UDI-Device Identifier: 10885862001146
• UDI-Public: 10885862001146
• Combination Product (Y/N): N
• Initial Reporter State: FL
• Initial Reporter Country: US
• PMA/510(K) Number: K033883
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2014
• Device Explanted Year: 2020
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Consumer,Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 03/18/2025

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: 09/24/2019
• Device Catalogue Number: 02-010-01-0230
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 07/21/2023
• Supplement Date Received by Manufacturer: 03/17/2025
• Initial Report FDA Received Date: 12/04/2024
• Supplement Report FDA Received Date: 03/18/2025
• Date Device Manufactured: 09/26/2014
• 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
• Outcome Attributed to Adverse Event: Hospitalization; Required Intervention
• Patient Age: 56 YR
• Patient Sex: Male