inforMED
MalfunctionHST

3-POINT SHOULDER DISTRACTION SYSTEM

Received Dec 29, 2025 · Event occurred Dec 5, 2025

Report 1220246-2025-05860 · MDR key 23906911

Device

Generic name

Traction Apparatus

Manufacturer

Arthrex, Inc.

Catalog number

AR-1600M

Lot number

UNK

Product problems

  • Positioning Failure
  • Positioning Failure

Patient

NA · Unknown

  • No Clinical Signs, Symptoms or Conditions
  • No Clinical Signs, Symptoms or Conditions

Narrative

Additional Manufacturer Narrative

ADDITIONAL INFORMATION: G3, H3, H6. COMPLAINT ALLEGATION IS NOT CONFIRMED. 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 IS ATTRIBUTED TO USER ERROR, DUE TO IMPROPER ENGAGEMENT AND/OR OVER-ROTATION OF THE HANDLE, WHICH MAY PREVENT THE THREADS FROM PROPERLY SEATING AND MAINTAINING TIGHTENING FORCE, RESULTING IN THE HANDLE UNSCREWING RATHER THAN TIGHTENING AS INTENDED.

Additional Manufacturer Narrative

INVESTIGATION IS IN PROCESS. A FOLLOW-UP REPORT WILL BE PROVIDED UPON AVAILABILITY OF ADDITIONAL INFORMATION.

Description of Event or Problem

ON 16-DEC-2025, IT WAS REPORTED BY A FACILITY REPRESENTATIVE VIA (B)(4) THAT AN AR-1600M 3-POINT SHOULDER DISTRACTION SYSTEM HANDLE THAT TURNS CLOCKWISE TO TURN IT DID NOT HOLD IN PLACE. IT UNSCREWED FURTHER BUT WOULD NOT TIGHTEN UP. THIS WAS DISCOVERED DURING THE CASE WITH NO PATIENT HARM.