MAUDE Adverse Event Report: MEDACTA INTERNATIONAL SA BIPOLAR HEADS; BIPOLAR HEAD Ø28X49

Model Number	25060.2849
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	Joint Dislocation (2374)
Date of Event	04/21/2025
Type of Reportable Event	Serious Injury
Event or Problem Description
The patient had a competitor proximal femoral replacement (stem and head) with a medacta bipolar shell.At about 1 month from the primary, the patient dislocated bipolar head from the native acetabulum.The surgeon performed an open surgical procedure to relocate the prosthesis and during the case went from a 49 to a 50mm bipolar shell for added stability.The surgery was completed successfully.
Additional Manufacturer Narrative
Batch review performed on 22 april 2025.(b)(4) items manufactured and released on 07-mar-2023.Expiration date: 2028-02-15.No anomalies found related to the problem.To date, (b)(4) items of the same lot have been sold with no similar reported event during the period of review.Root cause: based on the information available no definitive root cause can be established, while there is no indication that any potential issue with the device may have caused or contributed to the event, and the device history record review does not indicate any potential manufacturing related issue.

• Brand Name: BIPOLAR HEADS
• Common Device Name: BIPOLAR HEAD Ø28X49
• Manufacturer (Section D): MEDACTA INTERNATIONAL SA; strada regina; castel san pietro, switzerland 6874 ; SZ 6874
• Manufacturer (Section G): MEDACTA INTERNATIONAL SA; strada regina; castel san pietro, switzerland 6874 ; SZ 6874
• Manufacturer Contact: marco giannessi ; strada regina; castel san pietro, switzerland 6874 ; SZ 6874
• MDR Report Key: 22011824
• Report Number: 3005180920-2025-00407
• Device Sequence Number: 12060301
• Product Code: KWY
• UDI-Device Identifier: 07630030843693
• UDI-Public: 07630030843693
• Combination Product (Y/N): N
• Initial Reporter State: MO
• Initial Reporter Country: US
• PMA/510(K) Number: K091967
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2025
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 05/13/2025

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?: No
• Operator of Device: Health Professional
• Device Model Number: 25060.2849
• Device Lot Number: 2242637
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 04/21/2025
• Initial Report FDA Received Date: 05/13/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 03/07/2023
• 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
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Sex: Unknown