FDA Adverse Event Malfunction Summary report: N

GREENLIGHT ADDSTAT

MDR report key: 1844229 · Received September 13, 2010

Report

Report Number
2937094-2010-00208
Event Type
Malfunction
Date Received
September 13, 2010
Date of Event
November 17, 2009
Report Date
January 14, 2010
Manufacturer
AMS, INNOVATION CENTER-SILICON VALLEY
Product Code
GEX
PMA / PMN Number
K062719
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NY, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

A FAILURE ANALYSIS REPORT WAS GENERATED BY AMERICAN MEDICAL SYSTEMS QUALITY ENGINEER. THE EXAMINATION DISCLOSED THAT THE FIBER CAP REGION BURNED AND/OR MELTED, THAT THE CAP REMAINED INTACT AND ATTACHED AND THAT THE JACKET AND/OR SHRINK TUBE MAY HAVE BEEN MELTED AND/OR BURNT. THE EXAMINATION ALSO DISCLOSED THAT THE CAP GENERALLY EXHIBITED SOME OR ALL OF CHAR, DEVITRIFICATION, CRATER AND MELTED GLASS. THE DEVICE FAILURE WAS ASSOCIATED WITH A LACK OF COOLING. THE 2090 FIBER ENDURES A HIGHER POWER, HAS A REFLECTIVE CAP AREA, AND MAY BE SUBJECTED TO MORE HEAT, ESPECIALLY IF COOLING IS BLOCKED BY TISSUE CONTACT. TISSUE CONTACT CREATES CHAR WHICH FURTHER INSULATES THE CAP FROM COOLING AND INCREASES HEAT BY ABSORBING ENERGY. THE HEAT CONTRIBUTES TO DEVITRIFICATION AND ASSOCIATED WEAKENING OF THE GLASS, MAKING IT SUBJECT TO BREAKAGE FROM MELTING OR MECHANICAL OR THERMAL STRESS. GLUE BURNING INCREASES PRESSURE IN THE CAP. ENERGY REFLECTED BACK AT THE FIBER CAP FROM THE SCOPE, SEED, STONE OR OTHERWISE MAY HAVE CONTRIBUTED TO AND/OR CREATED ANY MELTING IN THE CRATER AREA OF THE FIBER CAP. THE ROOT CAUSE OF THE DEVICE FAILURE WAS DETERMINED TO BE HEAT ACCUMULATION OF THE FIBER. NO PT INJURY WAS REPORTED. THE PRODUCT LABELING (PRODUCT INSERT 0127-1410) PROVIDES WARNING OF POSSIBLE CAP DETACHMENT IN THE PT AND INSTRUCTIONS FOR RETRIEVING.

Description of Event or Problem · 1

IT WAS REPORTED BY THE CUSTOMER THAT ON (B)(6) 2009 THE FIBER CAP BROKE AT 23,216 JOULES. NO PT INJURY WAS REPORTED. AN EXAMINATION, CONDUCTED BY AN AMERICAN MEDICAL SYSTEMS QUALITY ENGINEER, DISCLOSED THAT THE CAP REGION WAS BURNT AND/OR MELTED AND THAT THE CAP REMAINED INTACT AND ATTACHED. THE EXAMINATION ALSO DISCLOSED THAT THE JACKET AND/OR SHRINK TUBE MAY HAVE BEEN MELTED AND/OR BURNT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 GREENLIGHT ADDSTAT SURGICAL FIBER GEX AMS, INNOVATION CENTER-SILICON VALLEY NA 937T

Patients

Seq Age Sex Outcome Treatment
1 Other