inforMED
MalfunctionJOS

HF-RESECTION ELECTRODE

Received Nov 13, 2023 · Event occurred Sep 20, 2023

Report 9610773-2023-03267 · MDR key 18125745

Device

Generic name

Electrodes

Model number

WA47506S

Lot number

100118332

Product problems

  • Break
  • Break

Patient

NA · Unknown

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

Narrative

Additional Manufacturer Narrative

D1: HF-RESECTION ELECTRODE "PLASMALOOP ¿ MEDIUM, 30°", LOOP, 24 FR., STANDARD, 12°-30°, FOR TCRIS. THE DEVICE HAS NOT BEEN RETURNED TO OLYMPUS FOR EVALUATION. THE INVESTIGATION IS ONGOING. A SUPPLEMENTAL REPORT WILL BE SUBMITTED UPON COMPLETION OF THE INVESTIGATION OR IF ADDITIONAL INFORMATION IS PROVIDED.

Description of Event or Problem

OLYMPUS RECEIVED MEDWATCH MW5146204 BY EMAIL ON OCTOBER 17, 2023. THE MEDWATCH STATES THAT DURING A CYSTOSCOPY PROCEDURE, THE PLASMA LOOP BROKE DURING USE. THE LOOP WAS RETRIEVED WITHOUT COMPLICATIONS, NO RETAINED OBJECTS. THERE WERE NO REPORTS OF HARM. THERE WERE NO REPORTS OF DELAY.

Additional Manufacturer Narrative

THIS REPORT IS BEING SUPPLEMENTED TO PROVIDE ADDITIONAL INFORMATION BASED ON THE LEGAL MANUFACTURER APPROVED FINAL INVESTIGATION. BASED ON THE RESULTS OF THE INVESTIGATION, AND SINCE THE DEVICE WAS NOT RETURNED FOR EVALUATION, THE DEFINITIVE ROOT CAUSE OF THE REPORTED ISSUE COULD NOT BE DETERMINED. IT IS MOST LIKELY THAT THE REPORTED ISSUE WAS DUE TO WEAR AND TEAR. ADDITIONALLY NOTED THAT THE LOOP AT THE DISTAL END OF THE ELECTRODE WEARS OUT DURING USE AND MAY BREAK, BURN, OR MELT. OLYMPUS WILL CONTINUE TO MONITOR FIELD PERFORMANCE FOR THIS DEVICE.