MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH MRS SM CRV FEM ST 10X102MM W/0; PROSTHESIS, KNEE, FEMOROTIBIAL, CONSTRAINED, CEMENTED, METAL/POLYMER

Catalog Number	64853310
Medical Device Problem Code	Loss of Osseointegration (2408)
Health Effect - Clinical Code	Inadequate Osseointegration (2646)
Date of Event	06/02/2026
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Review of the device history records indicate devices were manufactured and accepted into final stock with no relevant reported discrepancies.There have been no similar events for the lot referenced.An evaluation of the device cannot be performed as the device was not returned to the manufacturer.Should additional information become available it will be reported in a supplemental report upon completion of the investigation.
Event or Problem Description
Revision of stryker gmrs10x102mm stem, 40mm ext piece and due to aseptic loosening.Sleeve and poly changed also.Revised to adler segmental stem with collar and custom 35mm adaptor (from adler stem to stryker distal fem gmrs component).

• Brand Name: MRS SM CRV FEM ST 10X102MM W/0
• Common Device Name: PROSTHESIS, KNEE, FEMOROTIBIAL, CONSTRAINED, CEMENTED, METAL/POLYMER
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• Manufacturer (Section G): STRYKER ORTHOPAEDICS-LIMERICK; raheen business park; limerick NA ; EI NA
• Manufacturer Contact: joann ripoli ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 25658441
• Report Number: 0002249697-2026-00550
• Device Sequence Number: 9344295
• Product Code: KRO
• UDI-Device Identifier: 07613327048445
• UDI-Public: 07613327048445
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K040749
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2026
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 06/29/2026

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 Catalogue Number: 64853310
• Device Lot Number: 254728B
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 06/02/2026
• Initial Report FDA Received Date: 06/29/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 11/20/2022
• 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 Sex: Male