MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIATHLON #3 PS INSERT 9MM; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Model Number	5532-P-309
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Pain (1994)
Date of Event	08/13/2021
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.The following devices were also listed in this report: device name; triathlon ps fem component, cemented; cat#5515-f-401 ; lot# brs4xd.Device name; tritanium bplate triathlon s3; cat# 5536b300; lot# ctd21614.Device name; tritanium patella-asymmetric; cat# 5552-l-320; lot# e0n8.Device name; triathlon fix.Peg 2 per pk; cat# 5575x000; lot# de67l.It cannot be determined which, if any of these devices may have caused or contributed to the patient's experience.Device not returned.
Event or Problem Description
It was reported that the patient's left knee was revised.As reported: "the patient presented with a painful left total knee and an elevated white blood cell count." the patient's knee construct was revised.Spoke to the rep, who provided primary and revision usage sheets and confirmed that no further information will be released by the hospital or surgeon.

• Brand Name: TRIATHLON #3 PS INSERT 9MM
• 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: 12433909
• Report Number: 0002249697-2021-01506
• Device Sequence Number: 11638813
• Product Code: MBH
• UDI-Device Identifier: 07613327042658
• UDI-Public: 07613327042658
• Combination Product (Y/N): N
• Initial Reporter State: SC
• Initial Reporter Country: US
• PMA/510(K) Number: K141056
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2018
• Device Explanted Year: 2021
• Reporter Type: Manufacturer
• Report Source: health professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 09/07/2021

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: 08/31/2022
• Device Model Number: 5532-P-309
• Device Catalogue Number: 5532P309
• Device Lot Number: LHA024
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 08/13/2021
• Initial Report FDA Received Date: 09/07/2021
• 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: 68 YR