MAUDE Adverse Event Report: ARTHREX, INC. UNI GLENOID-PERIPHERAL LOCK SCRW; SHOULDR PROSTH, REVERSE CONFIG

Model Number	UNI GLENOID-PERIPHERAL LOCK SCRW
Medical Device Problem Code	Positioning Failure (1158)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/18/2024
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Investigation is in process.A follow-up report will be provided upon availability of additional information.
Event or Problem Description
On (b)(6) 2024, it was reported by a sales representative via phone that (2) ar-9145-36 arthrex universal glenoid¿ peripheral locking screws wouldn't lock.This occurred during a revers total shoulder on (b)(6) 2024 when they were putting them in, they wouldn¿t lock.The screws were removed and the case continued using other ar-9145-36 arthrex universal glenoid¿ - peripheral locking screws.There was no harm to the patient.
Additional Manufacturer Narrative
Additional information: g3, h3, h6.Based on the information provided which may include the device (if available and returned), pictures, videos, event description, and any additional information from the field, arthrex was able to conclude a most likely cause.The most likely cause for the reported failure can be attributed to user error due to misaligned insertion and/or improper bone preparation.

• Brand Name: UNI GLENOID-PERIPHERAL LOCK SCRW
• Common Device Name: SHOULDR PROSTH, REVERSE CONFIG
• Manufacturer (Section D): ARTHREX, INC.; 1370 creekside boulevard; naples FL 34108 1945
• Manufacturer (Section G): ARTHREX, INC.; 1370 creekside boulevard; naples FL 34108 1945
• Manufacturer Contact: jared engle ; 8009337001
• MDR Report Key: 20921097
• Report Number: 1220246-2024-08840
• Device Sequence Number: 15532259
• Product Code: PHX
• UDI-Device Identifier: 00888867057739
• UDI-Public: (01)00888867057739(11)240301(17)290228(10)23.05074
• Combination Product (Y/N): N
• Initial Reporter State: KY
• Initial Reporter Country: US
• PMA/510(K) Number: K142863
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Distributor
• Initial Reporter Occupation: Administrator/Supervisor
• Type of Report: Initial,Followup
• Report Date (Section B): 07/09/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: UNI GLENOID-PERIPHERAL LOCK SCRW
• Device Catalogue Number: AR-9145-36
• Device Lot Number: 23.05074
• Was Device Available for Evaluation?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 11/18/2024
• Supplement Date Received by Manufacturer: 06/12/2025
• Initial Report FDA Received Date: 12/12/2024
• Supplement Report FDA Received Date: 07/09/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 03/01/2024
• 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
• Patient Sex: Unknown