MAUDE Adverse Event Report: ENCORE MEDICAL, L.P. DJO SURGICAL; NSERT, CONSTRAINED, P.S., SIZE4 11MM CM

Catalog Number	370-11-504
Medical Device Problem Code	Unstable (1667)
Health Effect - Clinical Code	Joint Laxity (4526)
Date of Event	09/29/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Once the investigation is completed, any additional information will be reported in a supplemental report.
Event or Problem Description
It was reported that the patient required revision surgery due to instability.
Additional Manufacturer Narrative
Complaint has been evaluated and is similar to report number 1644408-2022-01130, 370-13-506, s814 - stability, poor joint, revision surgery.If additional information regarding the reported event is submitted at a future date, this investigation will be re-evaluated.

• Brand Name: DJO SURGICAL
• Common Device Name: NSERT, CONSTRAINED, P.S., SIZE4 11MM CM
• Manufacturer (Section D): ENCORE MEDICAL, L.P.; 9800 metric blvd.; austin TX 78758
• Manufacturer (Section G): ENCORE MEDICAL, L.P.; 9800 metric blvd.; austin TX 78758
• Manufacturer Contact: stacey bonnell ; 9800 metric blvd.; austin, TX 78758
• MDR Report Key: 23388092
• Report Number: 1644408-2025-01570
• Device Sequence Number: 9970042
• Product Code: JWH
• UDI-Device Identifier: 00888912116619
• UDI-Public: 00888912116619
• Combination Product (Y/N): N
• Initial Reporter State: CO
• Initial Reporter Country: US
• PMA/510(K) Number: K933539
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2009
• Device Explanted Year: 2025
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 10/26/2025

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?: No
• Operator of Device: Health Professional
• Device Expiration Date: 04/01/2011
• Device Catalogue Number: 370-11-504
• Device Lot Number: 53783530
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 10/01/2025
• Supplement Date Received by Manufacturer: 10/28/2025
• Initial Report FDA Received Date: 10/26/2025
• Supplement Report FDA Received Date: 11/07/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 01/01/2010
• 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 Age: 78 YR
• Patient Sex: Female