MAUDE Adverse Event Report: MEDACTA INTERNATIONAL SA SHOULDER SYSTEM; REVERSE SHOULDER SYSTEM HUMERAL REVERSE METAPHYSIS +9MM/0°

Model Number	04.01.0111
Medical Device Problem Code	Device Dislodged or Dislocated (2923)
Health Effect - Clinical Code	Joint Dislocation (2374)
Date of Event	07/17/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Batch review performed on 28-jul-2025: reverse shoulder system 04.01.0119 humeral reverse hc liner ø36/+0mm (k170452) lot: 2307534: (b)(4) items manufactured and released on 08-aug-2023.Expiration date: 23-july -2028.No anomalies were found related to the problem.To date, (b)(4) items of the same lot have been sold with a similar reported event during the period of review.Additional revised device batch review performed on 28-jul-2025: reverse shoulder system 04.01.0111 humeral reverse metaphysis +9mm/0° (k170452) lot: 2311283: (b)(4) items manufactured and released on 03-nov-2023.Expiration date: 14-oct-2028.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.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 5 months after the primary surgery, the patient reported pain due to a dislocation of the liner from the glenosphere.The cause is unknown.The surgeon revised the liner, metaphysis, and glenosphere.The surgery was completed successfully.

• Brand Name: SHOULDER SYSTEM
• Common Device Name: REVERSE SHOULDER SYSTEM HUMERAL REVERSE METAPHYSIS +9MM/0°
• 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: 22664404
• Report Number: 3005180920-2025-00746
• Device Sequence Number: 3716558
• Product Code: PHX
• UDI-Device Identifier: 07630040706186
• UDI-Public: 07630040706186
• 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: Other
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 07/30/2025

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: 04.01.0111
• Device Lot Number: 2311283
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 07/17/2025
• Initial Report FDA Received Date: 07/30/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 08/08/2023
• 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: Female