MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIATHLON PRIM TIB BASEPLATE - CEMENTED; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Model Number	5520-B-300
Medical Device Problem Code	Malposition of Device (2616)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	10/06/2020
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
It was noted that the device is not available for evaluation.If additional information is received, 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 reported discrepancies.There have been no other events for the lot referenced.Device evaluated by manufacturer? not returned.
Event or Problem Description
It was reported that the patient's left knee was revised due to a malpositioned tibial baseplate.Surgeon reported the tibia was in valgus.Patient's tibia was re-cut and a size 3 primary baseplate and 3x9 cr insert were revised to a size 3 baseplate with a 3x14 insert.Rep confirmed there are no allegations against the revised insert.

• Brand Name: TRIATHLON PRIM TIB BASEPLATE - 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: 10761639
• Report Number: 0002249697-2020-02279
• Device Sequence Number: 1086411
• Product Code: MBH
• UDI-Device Identifier: 07613327050318
• UDI-Public: 07613327050318
• 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: 2017
• Device Explanted Year: 2020
• Reporter Type: Manufacturer
• Report Source: health professional,other
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 10/30/2020

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: 12/31/2021
• Device Model Number: 5520-B-300
• Device Catalogue Number: 5520-B-300
• Device Lot Number: JNTGB
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 10/06/2020
• Initial Report FDA Received Date: 10/30/2020
• 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: 69 YR
• Patient Weight: 75