GREENLIGHT ADDSTAT
Report
- Report Number
- 2937094-2010-00215
- Event Type
- Malfunction
- Date Received
- September 13, 2010
- Date of Event
- January 25, 2010
- Report Date
- January 25, 2010
- Manufacturer
- AMERICAN MEDICAL SYSTEMS, INNOVATION CENTER - SILICON VALLEY
- Product Code
- GEX
- PMA / PMN Number
- K062719
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- MA, US
- Reporter Occupation
- PHYSICIAN
Narratives
A FAILURE ANALYSIS REPORT WAS GENERATED BY AN AMERICAN MEDICAL SYSTEMS QUALITY ENGINEER. THE EXAMINATION DISCLOSED THAT CAP FRACTURED OR HAD PARTIALLY BROKEN OFF AND THAT THE FIBER MAY HAVE INCLUDED A BROKEN OR MELTED BEVEL AREA. THE EXAMINATION ALSO DISCLOSED THAT BURNT GLUE ON THE BEVEL PORTION OF THE FIBER WAS GENERALLY EVIDENT. 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 A 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 TISSUE CONTACT AND EMBEDMENT. NO PT INJURY WAS REPORTED. THE PRODUCT LABELING (PRODUCT INSERT 0127-1410) WARNS THAT TISSUE CONTACT OR TISSUE PROBING MAY CAUSE FIBER DAMAGE OR BREAKAGE. THE PRODUCT LABELING ALSO WARNS OF POSSIBLE CAP DETACHMENT IN THE PT AND INSTRUCTIONS FOR RETRIEVING.
IT WAS REPORTED BY THE CUSTOMER THAT ON (B)(6) 2010, THE AIMING BEAM FIRED STRAIGHT OUT OF THE FIBER AT 45,974 JOULES. NO PT INJURY WAS REPORTED. AN EXAMINATION, CONDUCTED BY AN AMERICAN MEDICAL SYSTEMS QUALITY ENGINEER, DISCLOSED THAT THE CAP HAD FRACTURED OR PARTIALLY BROKEN OFF.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 1 | GREENLIGHT ADDSTAT | SURGICAL FIBER | GEX | AMERICAN MEDICAL SYSTEMS, INNOVATION CENTER - SILICON VALLEY | NA | 940Z |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | Other |