MAUDE Adverse Event Report: DePuy Ireland - 9616671 ATTUNE LPS; Knee Tibial Insert

Catalog Number	151760112
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	Joint Dislocation (2374)
Date of Event	09/11/2026
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Product complaint #(b)(4).Investigation summary: according to the information provided, it was reported that patient was revised due to chronic knee dislocation.Decided due to implant loosening.Femoral sleeve was loose and loosening interface was bone to implant (non-cemented).Doi: (b)(6) 2025.Dor: (b)(6) 2026.Affected side: unknown.Since the complaint device was not returned , we cannot determine a root cause for the reported failure.If the device or additional information is received in the future, we will reopen the complaint and perform the investigation as appropriate.It has been determined that no corrective or preventive actions are proposed.There is no indication that a design or manufacturing issue caused the reported condition.As part of depuy synthes quality processes, all devices are manufactured, inspected, and released in accordance with approved specifications.Additional monitoring for potential safety signals is conducted through complaint trend analysis as part of post-market safety surveillance activities.Device history lot: there is no evidence suspecting an error in the manufacturing or material that would be a contributing factor in the reported allegation(s).A manufacturing records evaluation (mre) was not performed.

• Brand Name: ATTUNE LPS
• Common Device Name: Knee Tibial Insert
• Manufacturer (Section D): DePuy Ireland - 9616671; loughbeg ringaskiddy co.; cork ; EI
• Manufacturer (Section G): JTE Warsaw Mfg Site; 700 orthopaedic drive; warsaw IN 46582
• Manufacturer Contact: elba bello ; 700 orthopaedic dr.; warsaw, IN 46581 ; +1(908)386-3534
• MDR Report Key: 50951792
• Report Number: 1818910-2026-16918
• Device Sequence Number: 10446806
• Product Code: KRO
• UDI-Device Identifier: 10603295491064
• UDI-Public: (01)10603295491064(17)261231(10)JT3161
• Combination Product (Y/N): N
• Initial Reporter State: ID
• Initial Reporter Country: US
• PMA/510(K) Number: K191779
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2026
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup

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: 151760112
• Device Lot Number: JT3161
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Initial Date Received by Manufacturer: 09/11/2026
• Supplement Date Received by Manufacturer: 10/02/2026
• Initial Report FDA Received Date: 09/30/2026
• Supplement Report FDA Received Date: 10/02/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 01/27/2022
• 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 Sex: Male