MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIATHLON CR X3 TIBIAL INSERT; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Model Number	5530-G-309
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Code	Pain (1994)
Date of Event	04/05/2021
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
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.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.Catalog numbers and lot codes of other devices listed in this report: 5517f401, triathlon p/a cr beaded #4l, lot: a3m7k.5551-g-299, triathlon asymmetric x3 patella, lot: keh4.5520-b-300, triathlon prim tib baseplate - cemented, lot: bn39l.It cannot be determined which, if any of these devices may have caused or contributed to the patient's experience.
Event or Problem Description
A patient who had a double knee replacement in (b)(6) 2017 was complaining of severe knee pain suddenly.

• Brand Name: TRIATHLON CR X3 TIBIAL INSERT
• 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: 11734806
• Report Number: 0002249697-2021-00752
• Device Sequence Number: 11590555
• Product Code: MBH
• UDI-Device Identifier: 07613327050431
• UDI-Public: 07613327050431
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K141056
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2017
• Reporter Type: Manufacturer
• Report Source: consumer
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 04/27/2021

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: 10/31/2020
• Device Model Number: 5530-G-309
• Device Catalogue Number: 5530-G-309
• Device Lot Number: HK1H74
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 04/05/2021
• Initial Report FDA Received Date: 04/27/2021
• 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: Other
• Patient Age: 57 YR