MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIATHLON PS FEM COMPONENT, CEMENTED; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Model Number	5515-F-502
Medical Device Problem Code	Insufficient Device Problem Information (3190)
Health Effect - Clinical Codes	Muscular Rigidity (1968); Injury (2348)
Date of Event	06/08/2020
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 other similar events for the lot referenced.It was noted that the device is not available for evaluation.Should additional information become available, it will be provided in a supplemental report upon completion of the investigation.
Event or Problem Description
This pi is for the revision of the patient's right knee on (b)(6) 2020.As reported: "doctor stated 'diagnosis is arthrofibrosis.' got lost to followup for 4 years, and developed flexion contracture.Patient washed out (b)(6) 2014, and had poly insert exchanged.Right side.Nothing was loose or broken.Grahm stain was negative [for infection].This will be all information due to hospital policies." spoke to rep.The patient's ps knee construct was revised to a ts knee on (b)(6) 2020 due to the reported flexion contracture.

• Brand Name: TRIATHLON PS FEM COMPONENT, CEMENTED
• Common Device Name: PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• MDR Report Key: 10206161
• Report Number: 0002249697-2020-01312
• Device Sequence Number: 3233352
• Product Code: MBH
• UDI-Device Identifier: 07613327050400
• UDI-Public: 07613327050400
• Combination Product (Y/N): N
• Initial Reporter State: OR
• Initial Reporter Country: US
• PMA/510(K) Number: K141056
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2014
• Device Explanted Year: 2020
• Reporter Type: Manufacturer
• Report Source: health professional,other
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 06/29/2020

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: 06/30/2018
• Device Model Number: 5515-F-502
• Device Catalogue Number: 5515-F-502
• Device Lot Number: INFEA
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 06/08/2020
• Initial Report FDA Received Date: 06/29/2020
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Hospitalization; Required Intervention
• Patient Age: 70 YR
• Patient Weight: 73