MAUDE Adverse Event Report: ZIMMER BIOMET, INC. RHK SIZE C ARTICULAR SURFACE WITH HINGE POST EXTENSION; PROSTHESIS, KNEE

Model Number	N/A
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Joint Laxity (4526)
Date of Event	03/11/2026
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
(b)(4).D10: unknown, femoral component, unknown lot.Unknown, tibial component, unknown lot.G2: foreign - event occurred in australia.Customer has indicated that the product will not be returned to zimmer biomet for investigation.Once the investigation has been completed, a follow-up mdr will be submitted.
Event or Problem Description
It was reported a patient underwent an initial tka.Subsequently, approximately 8 months post-implantation the patient had a revision due to instability, and the polyethylene insert was upsized.Attempts have been made and no further information has been provided.

• Brand Name: RHK SIZE C ARTICULAR SURFACE WITH HINGE POST EXTENSION
• Common Device Name: PROSTHESIS, KNEE
• Manufacturer (Section D): ZIMMER BIOMET, INC.; 1800 w. center st.; warsaw IN 46580
• Manufacturer (Section G): ZIMMER BIOMET, INC.; 1800 w. center st.; warsaw IN 46580
• Manufacturer Contact: jennifer rapsavage ; 56 e. bell dr.; warsaw, IN 46582 ; 5745260384
• MDR Report Key: 24756979
• Report Number: 0001822565-2026-01042
• Device Sequence Number: 9092014
• Product Code: JWH
• UDI-Device Identifier: 00889024199255
• UDI-Public: (01)00889024199255(17)290324(10)66589961
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K173057
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Distributor
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 05/28/2026

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: Lay User/Patient
• Device Model Number: N/A
• Device Catalogue Number: 00588003014
• Device Lot Number: 66589961
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/11/2026
• Supplement Date Received by Manufacturer: 05/28/2026
• Initial Report FDA Received Date: 04/01/2026
• Supplement Report FDA Received Date: 06/23/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 03/25/2024
• 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 Sex: Unknown