MAUDE Adverse Event Report: MEDACTA INTERNATIONAL SA SHOULDER SYSTEM; HUMERAL REVERSE HC LINER Ø36/+3MM

Model Number	04.01.0120
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	Joint Dislocation (2374)
Date of Event	03/05/2025
Type of Reportable Event	Serious Injury
Event or Problem Description
The patient had a primary shoulder surgery on (b)(6) 2024.On (b)(6) 2025, the patient came in reporting pain after falling out of bed that resulted in a loose baseplate.The surgeon revised the metaphysis, liner, baseplate, peripheral screws and glenosphere.The surgery was completed successfully.On (b)(6) 2025, the patient came in reporting pain due to a dislocation of the liner from the glenosphere.The surgeon revised the liner and the surgery was completed successfully.Presently, on (b)(6) 2025, the patient dislocated again so the surgeon converted the reverse shoulder to a hemi.The glenosphere dislocated from the liner.The liner did not dissociate from the metaphysis and the glenosphere did not dissociate from the baseplate.The surgery was completed successfully.
Additional Manufacturer Narrative
Batch review performed on 7 march 2025: (b)(4) items manufactured and released on 17-apr-2024.Expiration date: 2029-04-03.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.Additional implants also revised: reverse shoulder system 04.01.0169 glenosphere 36xø24.5 (k170452) lot.2406379 (b)(4) items manufactured and released on 27-may-2024.Expiration date: 2029-05-07.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: SHOULDER SYSTEM
• Common Device Name: HUMERAL REVERSE HC LINER Ø36/+3MM
• 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: 21697641
• Report Number: 3005180920-2025-00225
• Device Sequence Number: 9419371
• Product Code: PHX
• UDI-Device Identifier: 07630040706278
• UDI-Public: 07630040706278
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K170452
• 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): 03/25/2025

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: 04.01.0120
• Device Lot Number: 2401271
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/03/2025
• Initial Report FDA Received Date: 03/26/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 04/17/2024
• 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: 75 YR
• Patient Sex: Female