MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH X3 TRIATHLON CS INSERT #5 13MM; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Model Number	5531-G-513
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/02/2020
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.Device not available.
Event or Problem Description
It was reported through the submission of a revision usage sheet that the patient's left knee was revised.A size 5 triathlon tibial component and 5 x 13 cs insert were revised to a size 4 triathlon tibial component and 4 x 14 cs insert.Spoke to rep, patient was revised one day after the primary.Surgeon noticed some medical overhang on the tibial component which had shifted.Surgeon took out liner and tibial component and downsized both.When downsizing the poly, surgeon decided to increase the thickness.

• Brand Name: X3 TRIATHLON CS INSERT #5 13MM
• 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: 11044949
• Report Number: 0002249697-2020-02732
• Device Sequence Number: 1265342
• Product Code: MBH
• UDI-Device Identifier: 07613327045888
• UDI-Public: 07613327045888
• Combination Product (Y/N): N
• Initial Reporter State: FL
• Initial Reporter Country: US
• PMA/510(K) Number: K141056
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2020
• Device Explanted Year: 2020
• Reporter Type: Manufacturer
• Report Source: company representative
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 12/21/2020

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: No Information
• Device Expiration Date: 11/30/2021
• Device Model Number: 5531-G-513
• Device Catalogue Number: 5531G513
• Device Lot Number: LFK123
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 12/02/2020
• Initial Report FDA Received Date: 12/21/2020
• 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: 58 YR