MAUDE Adverse Event Report: SMITH & NEPHEW, INC. JRNY UNI TIBIAL BASE LM/RL SZ 4; PROSTHESIS, KNEE, FEMOROTIBIAL, NON-CONSTRAINED, CEMENTED, METAL/POLYMER

Model Number 71422424

Device Problems Failure to Osseointegrate (1863); Loosening of Implant Not Related to Bone-Ingrowth (4002); Migration (4003)

Patient Problems Joint Dislocation (2374); Inadequate Osseointegration (2646)

Event Date 11/04/2020

Event Type  Injury  

Event Description

It was reported that after a left tka performed on (b)(6) 2020 due to osteoarthritis, the patient experienced a aseptic loosening of the tibial implant and component dissociation of the insert.This was addressed via revision surgery on (b)(6) 2020 were all components where exchange to competitor´s implants.This information was provided by the (b)(6), as part of a retrospective data collection of patients who underwent a revision surgery of journey uni prothesis.As such, no further information will be available.

Manufacturer Narrative

Internal complaint reference: (b)(4).

Manufacturer Narrative

Section h10: the device was not returned for evaluation and the reported event could not be confirmed.The clinical/medical investigation concluded that without the requested medical documentation, possible clinical factors which could have contributed to the reported event could not be definitively concluded.The patient outcome beyond that which was reported could not be determined.No further medical assessment can be rendered at this time.A review of the manufacturing records did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.A review of complaint history revealed similar events for the listed device over the previous 12 months, but no similar events for the batch based on the historical data, this failure mode will be monitored for future complaints for any necessary corrective actions.A review of the instructions for use documents for knee systems revealed that loosening has been identified as a possible adverse effect.According to the intraoperative section, failure to use the optimum size component could be one of the probable causes of loosening.A review of the risk management file revealed this failure mode was previously identified.The anticipated risk level is still adequate.A historical review concluded that there are no prior actions related to this product and event.At this time, we have no reason to suspect that the product failed to meet any product specifications at the time of manufacture.Factors that could contribute to the reported event include abnormal motion over time, bone degeneration, inappropriate size selected, surgical technique, osteolysis and/or traumatic injury.The contribution of the device to the reported event could not be corroborated.Based on this investigation, the need for corrective action is not indicated.Without the return of the actual product involved, our investigation could not proceed.Should the device or additional information be received, the complaint will be reopened.No further investigation is warranted for this complaint; however, we will continue to monitor for future complaints and investigate as necessary.Internal complaint reference number: case (b)(6).

• Brand Name: JRNY UNI TIBIAL BASE LM/RL SZ 4
• Type of Device: PROSTHESIS, KNEE, FEMOROTIBIAL, NON-CONSTRAINED, CEMENTED, METAL/POLYMER
• 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 ; 7000 west william cannon drive; austin, TX 78735 ; 5123913905
• MDR Report Key: 15360153
• MDR Text Key: 299285703
• Report Number: 1020279-2022-03976
• Device Sequence Number: 1
• Product Code: HSX
• UDI-Device Identifier: 00885556087992
• UDI-Public: 00885556087992
• Combination Product (y/n): N
• Reporter Country Code: UK
• PMA/PMN Number: K102069
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Other,Foreign,Study,Company Representative
• Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date: 11/08/2022

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
• Device Operator: Health Professional
• Device Model Number: 71422424
• Device Catalogue Number: 71422424
• Device Lot Number: 18JM06788
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Initial Date Manufacturer Received: 08/17/2022
• Initial Date FDA Received: 09/06/2022
• Supplement Dates Manufacturer Received: 10/26/2022
• Supplement Dates FDA Received: 11/08/2022
• Was Device Evaluated by Manufacturer?: No
• Date Device Manufactured: 09/11/2018
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Treatment: JUNI OX FB FEM SZ 5 LM RL, LOT#:19MM12236.
• Patient Outcome(s): Required Intervention; Hospitalization
• Patient Age: 72 YR
• Patient Sex: Male