MAUDE Adverse Event Report: SMITH & NEPHEW, INC. JOURNEY TIBIA BASE NP LT SZ 5; PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL

Catalog Number	74022225
Medical Device Problem Code	Loosening of Implant Not Related to Bone-Ingrowth (4002)
Health Effect - Clinical Code	Aseptic loosening (4883)
Date of Event	05/07/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Internal complaint reference: (b)(4).This complaint was opened by smith+nephew to document a patient complication related to a product problem with a smith+nephew device.The reported issue(s) relate to known inherent device and/or procedural risks that are appropriately documented in our risk files.Smith+nephew will continue to monitor trends in accordance with our post-market surveillance process and take necessary action as required if anticipated severity and/or occurrence rates are exceeded.Smith+nephew has no reason to suspect that the product failed to meet any specifications at the time of manufacture.Based on our review of all currently available information, we are unable to identify a definitive root cause.However, as the use of our product cannot be excluded as a potential cause or contributory factor to the reported issue, we are conservatively submitting this report in accordance with applicable regulations.If additional information becomes available that alters the conclusions of this report, a follow-up report will be submitted as required.The loosening of the femoral component mentioned will be reported in internal complaint reference: (b)(4).
Event or Problem Description
It was reported that, after a tka surgery had been performed on an unknown date, the patient experienced an aseptic loosening of the femur and the tibia components.This adverse event was treated by a revision surgery on (b)(6) 2025, in which a jrny ii bcs femoral oxin lt sz 6, gns ii resurf pat 35mm, journey tibia base np lt sz 5 and jrny ii bcs cnstrd art isrt 5-6 lt 9m were exchanged.Patient's current health status is unknown.

• Brand Name: JOURNEY TIBIA BASE NP LT SZ 5
• Common Device Name: PROSTHESIS, KNEE, PATELLOFEMOROTIBIAL, SEMI-CONSTRAINED, CEMENTED, POLYMER/METAL
• Manufacturer (Section D): SMITH & NEPHEW, INC.; 1450 brooks rd.; memphis TN 38116
• Manufacturer (Section G): SMITH & NEPHEW, INC.; 1450 brooks rd.; memphis TN 38116
• Manufacturer Contact: holly topping ; 1450 brooks rd.; memphis, TN 38116 ; 5123913905
• MDR Report Key: 22107197
• Report Number: 1020279-2025-00970
• Device Sequence Number: 20868055
• Product Code: JWH
• UDI-Device Identifier: 03596010554338
• UDI-Public: 03596010554338
• Combination Product (Y/N): N
• Initial Reporter State: NJ
• Initial Reporter Country: US
• PMA/510(K) Number: K042515
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Explanted Year: 2025
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 05/29/2025

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?: Yes
• Operator of Device: Health Professional
• Device Catalogue Number: 74022225
• Device Lot Number: 23KM09244
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/07/2025
• Initial Report FDA Received Date: 05/29/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 10/16/2023
• 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
• Concomitant Medical Products and Therapy/Usage Dates: GNS II RESURF PAT 35MM: (B)(6).; JRNY II BCS CNST ISRT 5-6LT9M :(B)(6).
• Outcome Attributed to Adverse Event: Hospitalization; Required Intervention
• Patient Sex: Unknown