MAUDE Adverse Event Report: SMITH & NEPHEW, INC. LGN OX CONSTRAINED FEM 4 RT; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL

Catalog Number	71421174
Medical Device Problem Code	Insufficient Device Problem Information (3190)
Health Effect - Clinical Codes	Unspecified Infection (1930); Injury (2348)
Date of Event	10/05/2018
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that a revision was performed to remove the implants from the patient due to infection.
Additional Manufacturer Narrative
The associated complaint devices were not returned.The clinical/medical team concluded, no medical documents were received for investigation.Therefore no medical assessment can be performed.A review of the production documentation for the corresponding products did not reveal any deviation from the standard manufacturing processes.A review of complaint history for the listed parts revealed no prior complaints for the listed batches.Product was sterilized according to sterilization release documentation from quality control.No further clinical/medical investigation is warranted at the time.Without the actual product involved our investigation cannot proceed.If the device or new information is received in the future, this complaint can be re-opened.

• Brand Name: LGN OX CONSTRAINED FEM 4 RT
• Common Device Name: PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL
• Manufacturer (Section D): SMITH & NEPHEW, INC.; 1450 brooks road; memphis TN 38116
• MDR Report Key: 8022095
• Report Number: 1020279-2018-02276
• Device Sequence Number: 16401287
• Product Code: JWH
• UDI-Device Identifier: 03596010543905
• UDI-Public: 03596010543905
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K043440
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,foreig
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 04/14/2019

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 Catalogue Number: 71421174
• Was Device Available for Evaluation?: No
• Initial Date Received by Manufacturer: 10/05/2018
• Supplement Date Received by Manufacturer: 10/05/2018
• Initial Report FDA Received Date: 10/30/2018
• Supplement Report FDA Received Date: 04/14/2019
• 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