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

Catalog Number	5515-F-501
Medical Device Problem Code	Loss of Osseointegration (2408)
Health Effect - Clinical Codes	Injury (2348); Inadequate Osseointegration (2646)
Date of Event	02/12/2019
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
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
Patient had had a primary total knee approximately 3 years ago at another hospital.Original surgeon used a universal baseplate and a ts insert.He used a primary ps femur.The femoral component loosened.It was removed and replaced with a ts femoral component.Surgeon alleges no defects of the components and suggested patient factors may have contributed to the loosening.

• 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: 8412778
• Report Number: 0002249697-2019-01304
• Device Sequence Number: 2241910
• Product Code: MBH
• UDI-Device Identifier: 07613327050394
• UDI-Public: 07613327050394
• Combination Product (Y/N): N
• Initial Reporter State: RI
• Initial Reporter Country: US
• PMA/510(K) Number: K141056
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2016
• Device Explanted Year: 2019
• Reporter Type: Manufacturer
• Report Source: health professional,other
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 03/12/2019

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: 5515-F-501
• Device Lot Number: UNKNOWN
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 02/12/2019
• Initial Report FDA Received Date: 03/12/2019
• 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: 63 YR
• Patient Weight: 95