MAUDE Adverse Event Report: DEPUY ORTHOPAEDICS INC US ATTUNE; ATTUNE IMPLANT : KNEE PATELLA

Catalog Number	151820041
Medical Device Problem Code	Patient Device Interaction Problem (4001)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	06/19/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient had a bipartite patella.This lead to patella failure and clunk.Old patella was sawn off and move inferior and rotated slightly to lessen the amount of over hang on the bipartite patella.The most superior portion of the patella was hollowed out to allow it to move and not hit the patella.Activity level - yes.Doi: unknown.Dor: (b)(6) 2026.Affected side: left knee.
Additional Manufacturer Narrative
Product complaint #(b)(4).Depuy synthes is submitting this report pursuant to the provisions of 21 cfr, part 803.This report may be based on information which depuy synthes has not been able to investigate or verify prior to the required reporting date.This report does not reflect a conclusion by fda, depuy synthes or its employees that the report constitutes an admission that the device, depuy synthes, or its employees caused or contributed to the potential event described in this report.If the information is unknown, not available or does not apply, the section/field of the form is left blank.If information is obtained that was not available for the initial medwatch, a follow-up medwatch will be filed as appropriate.H11: additional narrative: h3, h6: no device associated with this report was received for examination.The product investigation found no evidence suspecting an error in the manufacturing or material that would be a contributing factor in the reported allegation(s).A records evaluation (mre) was not performed.As part of our company quality system process, all devices are manufactured, inspected, and distributed to approved specifications.Additional complaint information monitoring for potential safety signals will be conducted through complaint trending as part of the post-market surveillance.If additional information is made available, the investigation will be updated as applicable.

• Brand Name: ATTUNE
• Common Device Name: ATTUNE IMPLANT : KNEE PATELLA
• Manufacturer (Section D): DEPUY ORTHOPAEDICS INC US; 700 orthopaedic drive; warsaw IN 46581 0988
• Manufacturer (Section G): JTE WARSAW MFG SITE; 700 orthopaedic drive; warsaw IN 46582
• Manufacturer Contact: elba bello ; 700 orthopaedic dr.; warsaw, IN 46581 ; 9083863534
• MDR Report Key: 25814860
• Report Number: 1818910-2026-11927
• Device Sequence Number: 12280999
• Product Code: JWH
• UDI-Device Identifier: 10603295056706
• UDI-Public: (01)10603295056706(17)290630(10)4534209
• Combination Product (Y/N): N
• Initial Reporter State: MI
• Initial Reporter Country: US
• PMA/510(K) Number: P830055
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial

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: 151820041
• Device Lot Number: 4534209
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 06/19/2026
• Initial Report FDA Received Date: 07/14/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 07/29/2024
• 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: Required Intervention
• Patient Age: 63 YR
• Patient Sex: Male