FDA Adverse Event Malfunction Summary report: N

GREENLIGHT MOXY FIBER OPTIC

MDR report key: 3131205 · Received May 23, 2013

Report

Report Number
2937094-2013-00610
Event Type
Malfunction
Date Received
May 23, 2013
Date of Event
February 21, 2013
Report Date
February 21, 2013
Manufacturer
AMERICAN MEDICAL SYSTEMS
Product Code
GEX
PMA / PMN Number
K120870
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CA, US
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

THE COMPONENT CODES FIBER AND CAP REFER TO THE RESULTS CODE THERMAL PROBLEM. FIBER ANALYSIS: THE FIBER WAS FOUND TO HAVE A CIRCUMFERENTIAL FRACTURE OF THE GLASS CAP, DISTAL TO THE FIBER/CAP FUSION ZONE. THE FIBER PROXIMAL TO THE FRACTURE WAS FOUND TO ROTATE INDEPENDENTLY OF THE METAL CAP; DETRITUS AND CHAR WAS ALSO OBSERVED ON THE METAL CAP. THE IDENTIFIED ISSUES MAY ACTIVATE THE FIBERLIFE FUNCTION WHICH WOULD MODULATE THE POWER SHOWING A PULSING BEAM OR THE SYSTEM WOULD BE PLACED INTO STANDBY MODE. THIS ISSUE MAY ALSO RESULT IN A FORWARD-FIRING CONDITION OF THE SIDE-FIRING SURGICAL FIBER. THE MOST PROBABLE ROOT CAUSE OF THE DEVICE ISSUE WAS DETERMINED TO BE LOCALIZED HEAT ACCUMULATION/USER HANDLING, DUE TO ANATOMICAL/PROCEDURAL FACTORS ENCOUNTERED DURING THE PROCEDURE. REFERENCE MFR. REPORT NUMBER: 2937094-2013-00609, 2937094-2013-00611.

Description of Event or Problem · 1

IT WAS REPORTED THAT DURING A PROSTATE PROCEDURE, THREE FIBERS WERE USED AND ALL EXPERIENCED THE FIBER CAP NOT ROTATING WITH THE FIBER WHEN LASING RESULTING IN SIGNIFICANTLY DIMINISHED VAPORIZATION EFFICIENCY. THE FIRST FIBER AT 22338 JOULES; SECOND FIBER AT 69153 JOULES; THIRD FIBER AT 79790 JOULES. THE PROCEDURE WAS COMPLETED USING A FOURTH FIBER. "NO PATIENT INJURY" REPORTED. THIS REPORT IS FOR THE SECOND SURGICAL FIBER USED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
229019 GREENLIGHT MOXY FIBER OPTIC POWERED SURGICAL LASER INSTRUMENT GEX AMERICAN MEDICAL SYSTEMS 10-2400 245B

Patients

Seq Age Sex Outcome Treatment
1