MAUDE Adverse Event Report: MEDACTA INTERNATIONAL SA GMK PRIMARY TOTAL KNEE SYSTEM; TIBIAL INSERT STD FIX S.2 / 14 MM

Model Number	02.07.0214SF
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Joint Laxity (4526)
Date of Event	02/16/2026
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Batch review performed on 18 february 2026.Lot 181095: (b)(4) items manufactured and released on 14-mar-2018.Expiration date: 27-mar-2023.No anomalies found related to the problem.To date, (b)(4) items of the same lot have been sold with no similar reported event during the period of review.Root cause:the surgeon revised liner height, which is a common practice to restore joint stability.There is no indication that any potential issue with the device may have caused or contributed to the event.
Event or Problem Description
The patient came in due to instability and the cause was a suspected loose implant.During the revision surgery, performed about 7 years and 2 months after the priamry surgery, it was discovered that the patient had sustained an mcl injury that was causing the instability.There was no fall or trauma given for the mcl injury.The surgeon did not address the mcl but upsized the poly (from 14mm to 20mm) to address the instability.

• Brand Name: GMK PRIMARY TOTAL KNEE SYSTEM
• Common Device Name: TIBIAL INSERT STD FIX S.2 / 14 MM
• Manufacturer (Section D): MEDACTA INTERNATIONAL SA; strada regina; castel san pietro 6874 ; SZ 6874
• Manufacturer Contact: marco giannessi ; strada regina; castel san pietro 6874 ; SZ 6874
• MDR Report Key: 24558207
• Report Number: 3005180920-2026-00111
• Device Sequence Number: 9330725
• Product Code: JWH
• UDI-Device Identifier: 07630030816727
• UDI-Public: 07630030816727
• Combination Product (Y/N): N
• PMA/510(K) Number: K090988
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2018
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 03/10/2026

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?: No
• Operator of Device: Health Professional
• Device Expiration Date: 02/27/2023
• Device Model Number: 02.07.0214SF
• Device Lot Number: 181095
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 02/16/2026
• Initial Report FDA Received Date: 03/10/2026
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 03/14/2018
• 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: Required Intervention
• Patient Sex: Female