MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIATHLON PRIM CEM FXD BPLT #5; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Model Number	5520-B-500
Medical Device Problem Code	Loss of Osseointegration (2408)
Health Effect - Clinical Code	Injury (2348)
Date of Event	06/27/2018
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.
Event or Problem Description
It was reported through the filing of a lawsuit that allegedly on (b)(6) 2014 the patient underwent a tka and during that procedure simplex g-hv bone cement was utilized to cement all components.It is further alleged that the patient was revised on (b)(6) 2018 and "operative notes show the components were grossly loose with no signs of infection." it is alleged that this aseptic loosening and debonding of the tibial component resulted from the simplex g-hv bone cement.

• Brand Name: TRIATHLON PRIM CEM FXD BPLT #5
• 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: 10305600
• Report Number: 0002249697-2020-01508
• Device Sequence Number: 2864425
• Product Code: MBH
• UDI-Device Identifier: 07613327041057
• UDI-Public: 07613327041057
• Combination Product (Y/N): N
• Initial Reporter State: NJ
• Initial Reporter Country: US
• PMA/510(K) Number: K141056
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2014
• Device Explanted Year: 2018
• Reporter Type: Manufacturer
• Report Source: other
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 07/21/2020

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: Health Professional
• Device Expiration Date: 11/30/2018
• Device Model Number: 5520-B-500
• Device Catalogue Number: 5520B500
• Device Lot Number: EF4EX
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 06/30/2020
• Initial Report FDA Received Date: 07/21/2020
• 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: 65 YR