FDA Adverse Event Malfunction Summary report: N

ECHELON*FLEX60

MDR report key: 1905301 · Received November 22, 2010

Report

Report Number
1527736-2010-00103
Event Type
Malfunction
Date Received
November 22, 2010
Date of Event
September 21, 2010
Report Date
September 23, 2010
Manufacturer
ETHICON ENDO SURGERY, INC (CINCINNATI)
Product Code
GDW
PMA / PMN Number
K081146
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
OR, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B)(4). DAMAGED CLOSURE TRIGGER TOP. THE ANALYSIS FOUND THAT ONE DEVICE WAS RETURNED IN GOOD VISUAL CONDITION AND WITH A RELOAD LOADED IN THE DEVICE. THE RELOAD WAS RECEIVED PARTIALLY FIRED 1/10. IT IS POSSIBLE THAT WHILE LOADING THE RELOAD, THE CARTRIDGE WAS PUSHED FARTHER BACK THAN THE CARTRIDGE ALIGNMENT STOP WINDOWS RESULTING IN THE KNIFE PUSHING THE ONE PIECE SLED FORWARD AND LOCKING THE CARTRIDGE. THE DEVICE WAS TESTED FOR FUNCTIONALITY IN THE ARTICULATED POSITION WITH A TEST CARTRIDGE RELOAD AND ACHIEVED ITS COMPLETE FIRING SEQUENCE. THE STAPLE LINE AND CUT LINE WERE COMPLETE AND THE STAPLES WERE NOTED TO HAVE THE PROPER B-FORM SHAPE. HOWEVER THE FIRING TRIGGER WAS NOT WORKING PROPERLY ON EACH STROKE AS THE PAWL WAS NOT ENGAGING WITH THE DRIVE BAR AT REPEATED ATTEMPTS. THE DEVICE WAS DISASSEMBLED TO VERIFY THE INTERNAL COMPONENTS AND WEAR WAS FOUND ON THE RIGHT SIDE OF THE CLOSURE TRIGGER DUE TO THE CLAMP FIRST LOCKOUT PIN ON THE GEARED TRIGGER PLATE. ONE POSSIBLE SCENARIO FOR THE DESCRIBED EVENT IS DUE TO APPLYING A LARGE PRYING FORCE ON THE CLOSURE TRIGGER HANDLE IN THE OPENING DIRECTION. THIS CAN THEN RESULT IN DAMAGE TO THE CLOSURE TRIGGER TOP COMPONENT IF THE APPLIED LOAD IS HIGH ENOUGH. ONCE THE CLOSURE TRIGGER TOP COMPONENT IS DAMAGED, THEN ANY ADDITIONAL ACTUATION OF THE FIRING TRIGGER CAN CAUSE IT TO RUB AGAINST THE NOW BROKEN OR BENT CLOSURE TRIGGER ASSEMBLY. IT SHOULD BE NOTED THAT A 100% INSPECTIONS TAKES PLACE DURING MANUFACTURING TO ENSURE THE DEVICE MEETS THE REQUIRE SPECIFICATIONS; IN ADDITION, A SAMPLE OF THE BATCH IS INSPECTED AT (B)(4). THE BATCH RECORD WAS REVIEWED AND NO ANOMALIES WERE NOTED DURING THE MANUFACTURING PROCESS.

Description of Event or Problem · 1

IT WAS REPORTED THAT DURING AN UNKNOWN PROCEDURE, THE DEVICE FIRED FINE THE FIRST TIME. THE DEVICE WAS RELOADED AND WOULD NOT FIRE. IT IS UNKNOWN WHAT COLOR CARTRIDGES WERE BEING USED. ANOTHER DEVICE WAS USED TO COMPLETE THE CASE WITH NO PATIENT CONSEQUENCE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ECHELON*FLEX60 STAPLE, IMPLANTABLE GDW ETHICON ENDO SURGERY, INC (CINCINNATI) NA G4T12W

Patients

Seq Age Sex Outcome Treatment
1