FDA Adverse Event Malfunction Summary report: N

GREENLIGHT MOXY FIBER OPTIC

MDR report key: 3851589 · Received June 5, 2014

Report

Report Number
2937094-2014-00440
Event Type
Malfunction
Date Received
June 5, 2014
Date of Event
May 12, 2014
Report Date
May 12, 2014
Manufacturer
AMERICAN MEDICAL SYSTEMS, INC. (SAN JOSE)
Product Code
GEX
PMA / PMN Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
CA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B)(4) REFERS TO FORWARD-FIRING OF THE SIDE-FIRING SURGICAL FIBER; A CODE REQUEST HAS BEEN SUBMITTED.

Additional Manufacturer Narrative · 1

PRODUCT EVALUATION: FAILURE ANALYSIS FOR FIBER (B)(4): THE FIBER EXHIBITED A CIRCUMFERENTIAL FRACTURE DISTAL TO FIBER/CAP FUSION ZONE AT THE BEVEL EDGE; THE FIBER PROXIMAL TO FRACTURE ROTATED INDEPENDENTLY OF METAL CAP; THE METAL CAP EXHIBITED MODERATE BURNT ON DETRITUS; THE GLASS CAP EXHIBITED SEVERE DEVITRIFICATION AT THE OUTPUT WINDOW; THE OUTER FLOW TUBING EXHIBITED SEVERE CONTAMINATION, LIKELY BIOLOGIC. BASED ON THE ANALYSIS ABOVE, THE POTENTIAL FOR FORWARD FIRING MAY EXIST. PROBABLE ROOT CAUSE: BASED ON THE PRODUCT ANALYSIS RESULTS, THE PROBABLE ROOT CAUSE OF THE FAILURE IS: HEAT ACCUMULATION. CAP WEAR WAS ACCELERATED DUE TO ANATOMICAL/PROCEDURAL FACTORS (TISSUE CONTACT AND TECHNIQUE) ENCOUNTERED DURING THE PROCEDURE WHICH LIMITING THE PERFORMANCE OF THE FIBER.

Description of Event or Problem · 1

IT WAS REPORTED THAT WHILE USING THE SIDE-FIRING SURGICAL FIBER DURING A PROSTATE PROCEDURE, THE AIMING BEAM WAS OBSERVED TO FIRE STRAIGHT OUT OF THE FIBER AT 360,044 JOULES OF USE. THE FIBER WAS REPLACED AND THE PROCEDURE COMPLETED USING A SECOND SURGICAL FIBER. PATIENT OUTCOME: "OK". THERE WAS NO INJURY REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
329386 GREENLIGHT MOXY FIBER OPTIC POWERED LASER SURGICAL INSTRUMENT GEX AMERICAN MEDICAL SYSTEMS, INC. (SAN JOSE) 0010-2400 401A

Patients

Seq Age Sex Outcome Treatment
1