MAUDE Adverse Event Report: SMITH & NEPHEW, INC. GNS II CMT TIB SIZE 4 {} RIGHT; PROST, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLY/MET/POLY

Model Number	71420184
Medical Device Problem Code	Insufficient Device Problem Information (3190)
Health Effect - Clinical Codes	Unspecified Infection (1930); Injury (2348)
Date of Event	12/23/2019
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that revision surgery was performed due to infection.
Additional Manufacturer Narrative
It was reported that a revision surgery was performed due to infection.The affected gii femoral component, legion high flexion insert, gii tibial baseplate and gii long stem, used in treatment, were not returned for evaluation.Therefore a product analysis could not be performed.A review of the manufacturing records for the listed batches did not reveal any deviation from the standard manufacturing processes.A review of the complaint history for the listed parts revealed no prior complaints for the listed failure mode with the same batch number.The devices were sterilized according to sterilization release documentation from quality control.At this time, we have no reason to suspect that the products failed to meet any product specifications at the time of manufacture.A relationship, if any, between the devices and the reported incident could not be corroborated.Review of the instructions for use and risk management files identified the reported failure as potential adverse events.No medical documents were received for investigation.Therefore no medical assessment can be performed at this time.Infection, a potential complication associated with any surgery, can occur and possible causes could include but are not limited to contamination, patient reaction, and post-operative healing issue.Based on this investigation, the need for corrective action is not indicated.No further investigation is warranted for this complaint; however we will continue to monitor for future complaints and investigate as necessary.Should the devices or additional information be received, the complaint will be reopened.We consider this investigation closed.

• Brand Name: GNS II CMT TIB SIZE 4 {} RIGHT
• Common Device Name: PROST, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLY/MET/POLY
• Manufacturer (Section D): SMITH & NEPHEW, INC.; 1450 brooks road; memphis TN 38116
• MDR Report Key: 9586222
• Report Number: 1020279-2020-00250
• Device Sequence Number: 3175079
• Product Code: JWH
• UDI-Device Identifier: 03596010206343
• UDI-Public: 03596010206343
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K951987
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Explanted Year: 2019
• Reporter Type: Manufacturer
• Report Source: company representative,foreig
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 05/27/2020

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: 04/14/2023
• Device Model Number: 71420184
• Device Catalogue Number: 71420184
• Device Lot Number: 13DT29625
• Was Device Available for Evaluation?: No
• Initial Date Received by Manufacturer: 12/23/2019
• Supplement Date Received by Manufacturer: 05/19/2020
• Initial Report FDA Received Date: 01/14/2020
• Supplement Report FDA Received Date: 05/27/2020
• 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