MAUDE Adverse Event Report: STRYKER ORTHOPAEDICS-MAHWAH TRIATHLON CR FEM COMP #3 R-CEM; PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO

Model Number	5510-F-302
Medical Device Problem Code	Use of Device Problem (1670)
Health Effect - Clinical Codes	Insufficient Information (4580); No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	10/11/2022
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.An evaluation of the device cannot be performed as the device was not returned to the manufacturer.Should additional information become available it will be reported in a supplemental report upon completion of the investigation.
Event or Problem Description
A patient had been prepped for a right cementless knee replacement.A cemented femur was opened by a coworker on accident after being approved by both the surgeon and the circulator and implanted into the patient.The patient was then closed and sent to the floor before we realized what had happened.The patient then had to be brought back to the operating room and the incorrect cemented femoral component was replaced by a cementless femoral component.
Additional Manufacturer Narrative
An event regarding incorrect selection involving a triathlon femoral component was reported.The event was confirmed.Method & results: product evaluation and results: material analysis, visual, functional and dimensional inspections could not be performed as the device was not returned.Clinician review: no medical records were received for review with a clinical consultant.Product history review: review of the device history records indicate were manufactured and accepted into final stock with no relevant reported discrepancies.Complaint history review: there have been no other similar events for the lot referenced.Conclusions: it was reported that during the patient's primary right cementless knee arthroplasty on (b)(6) 2022, a cemented femur was implanted into the patient's knee.Revision surgery took place on the same day to have the incorrect cemented femoral component replaced by a cementless femoral component.The reported event was confirmed through review of the provided implant sheet and is considered to be the result of user error as no manufacturing-related product problem was found given the information provided.No further investigation for this event is possible at this time.If additional information becomes available to indicate further evaluation is warranted, this record will be reopened.
Event or Problem Description
A patient had been prepped for a right cementless knee replacement.A cemented femur was opened by a coworker on accident after being approved by both the surgeon and the circulator and implanted into the patient.The patient was then closed and sent to the floor before we realized what had happened.The patient then had to be brought back to the operating room and the incorrect cemented femoral component was replaced by a cementless femoral component.

• Brand Name: TRIATHLON CR FEM COMP #3 R-CEM
• Common Device Name: PROSTHESIS, KNEE, PATELLO/FEMOROTIBIAL, SEMI-CONSTRAINED, UNCEMENTED, POROUS, CO
• Manufacturer (Section D): STRYKER ORTHOPAEDICS-MAHWAH; 325 corporate drive; mahwah NJ 07430
• Manufacturer (Section G): STRYKER ORTHOPAEDICS-LIMERICK; raheen business park; limerick NA ; EI NA
• Manufacturer Contact: joann ripoli ; 325 corporate drive; mahwah, NJ 07430 ; 2018315000
• MDR Report Key: 15743061
• Report Number: 0002249697-2022-01592
• Device Sequence Number: 12531222
• Product Code: MBH
• UDI-Device Identifier: 07613327040265
• UDI-Public: 07613327040265
• 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: 2022
• Device Explanted Year: 2022
• Reporter Type: Manufacturer
• Report Source: Other,Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 01/20/2023

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 Model Number: 5510-F-302
• Device Catalogue Number: 5510F302
• Device Lot Number: PBE9A
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 10/11/2022
• Supplement Date Received by Manufacturer: 12/29/2022
• Initial Report FDA Received Date: 11/07/2022
• Supplement Report FDA Received Date: 01/20/2023
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 01/15/2022
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Hospitalization; Required Intervention
• Patient Age: 70 YR
• Patient Sex: Unknown