MAUDE Adverse Event Report: MEDACTA INTERNATIONAL SA MPACT DOUBLE MOBILITY SHELLS; MPACT DM ACETABULAR SHELL Ø50

Model Number	01.32.150MB
Medical Device Problem Code	Malposition of Device (2616)
Health Effect - Clinical Code	Joint Impingement (4834)
Date of Event	11/03/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Batch review performed on 11 november 2025.Cup: mpact 01.32.150mb mpact dm acetabular shell d 50 (k143453) lot 2108086: (b)(4) items manufactured and released on 29-nov-2021.Expiration date: 16-nov-2026.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.
Event or Problem Description
At about 2 years 11 months from the primary, the patient came in reporting pain and the cause is unknown.The representative reported that the cup was anteverted and that the patient was experiencing impingement.They initially suspected the issue was due to a loose cup, but upon further inspection the cup was found to be well fixed.It was observed that the actual problem was malposition, specifically excessive anteversion.The surgeon revised medacta cup and liner to a competitor cup and liner and medacta head to a new medacta head.The surgery was completed successfully.

• Brand Name: MPACT DOUBLE MOBILITY SHELLS
• Common Device Name: MPACT DM ACETABULAR SHELL Ø50
• Manufacturer (Section D): MEDACTA INTERNATIONAL SA; strada regina; castel san pietro 6874 ; SZ 6874
• Manufacturer Contact: marco giannessi ; strada regina; castel san pietro 6874 ; SZ 6874
• MDR Report Key: 23616979
• Report Number: 3005180920-2025-01168
• Device Sequence Number: 10072685
• Product Code: LPH
• UDI-Device Identifier: 07630030860966
• UDI-Public: 07630030860966
• Combination Product (Y/N): N
• PMA/510(K) Number: K143453
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2022
• Device Explanted Year: 2025
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 11/21/2025

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: 01.32.150MB
• Device Lot Number: 2108086
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 11/03/2025
• Initial Report FDA Received Date: 11/21/2025
• Was Device Evaluated by Manufacturer? (Y/N): Device Not Returned to Manufacturer
• Date Device Manufactured: 11/29/2021
• 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