inforMED
MalfunctionFAD

POLARIS? ULTRA

Received Apr 14, 2026 · Event occurred Mar 17, 2026

Report 2124215-2026-20016 · MDR key 24868488

Device

Generic name

Stent, Ureteral

Model number

M0061921240

Catalog number

M0061921240

Lot number

0037312115

Product problems

  • Deformation Due to Compressive Stress
  • Difficult to Advance

Patient

NA · Unknown

  • No Clinical Signs, Symptoms or Conditions

Narrative

Additional Manufacturer Narrative

BLOCK H6: DEVICE CODE A040601 CAPTURES THE REPORTABLE EVENT OF STENT BUCKLED MATERIAL INSIDE THE PATIENT.

Description of Event or Problem

IT WAS REPORTED THAT A POLARIS ULTRA URETERAL STENT WAS USED IN A URETEROSCOPY PROCEDURE IN THE KIDNEY. DURING THE PROCEDURE, THE STENT WAS NOT GOING OVER THE WIRE AND IT WAS NOTICED THAT IT WAS BUCKLING AT THE URETERAL OPENING. THE PROCEDURE WAS COMPLETED WITH ANOTHER STENT AND THERE WERE NO PATIENT COMPLICATIONS REPORTED.