inforMED
MalfunctionGXZ

RLSND121-1.5

Received Feb 27, 2025 · Event occurred Jan 24, 2025

Report 1067162-2025-00003 · MDR key 21477365

Device

Generic name

Subdermal Needle Electrode

Model number

RLSND121-1.5

Catalog number

RLSND121-1.5

Lot number

PM00033184

Product problems

  • Fracture
  • Detachment of Device or Device Component
  • Fracture
  • Detachment of Device or Device Component

Patient

NA · Unknown

  • Foreign Body In Patient
  • Foreign Body In Patient

Narrative

Additional Manufacturer Narrative

NOT APPLICABLE.

Description of Event or Problem

RHYTHMLINK PART NUMBER: RLSND121-1.5, LOT: PM00033184, WAS USED DURING A RETROSIGMOID CRANIOTOMY FOR MICROVASCULAR DECOMPRESSION OF THE TRIGEMINAL NERVE. THE PATIENT WAS POSITIONED SUPINE WITH TWO CHEST ROLLS PLACED UNDER HER LEFT SIDE, ROTATING HER 30 DEGREES. THE NEEDLE WAS INSERTED UP TO THE HUB AND PLACED AT THE ANKLE FOR PTN STIMULATION DUE TO EDEMA. NEEDLES WERE POSITIONED AT A 30-45 DEGREE ANGLE. THE PROCEDURE LASTED 6-7 HOURS, AND UPON REMOVAL, IT WAS NOTED THAT THE DISTAL NEEDLE WAS MISSING AND APPEARED SHEARED.