FDA Adverse Event Malfunction Summary report: N

ECHELON*FLEX60 ARTICULATING

MDR report key: 2143157 · Received June 28, 2011

Report

Report Number
3005075853-2011-02665
Event Type
Malfunction
Date Received
June 28, 2011
Date of Event
May 6, 2011
Report Date
May 12, 2011
Manufacturer
ETHICON ENDO-SURGERY, LLC.
Product Code
GDW
PMA / PMN Number
K081146
Removal / Correction Number
NA
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
SP
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

(B)(4). INFORMATION ANTICIPATED, BUT UNAVAILABLE AT THIS TIME.

Additional Manufacturer Narrative · 1

(B)(4). CARTRIDGE. THE ANALYSIS FOUND THAT ONE EC60A DEVICE WAS RETURNED IN GOOD VISUAL CONDITION AND WITH A FULLY FIRED CARTRIDGE RELOAD PRESENT. THE CARTRIDGE WAS NOTED TO BE INDENTED. THE DEVICE WAS TESTED FOR FUNCTIONALITY IN THE ARTICULATED POSITION WITH A TEST CARTRIDGE RELOAD AND IT FIRED, AND FORMED ALL THE STAPLES AS INTENDED. 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 CUT WAS NOTED TO BE JAGGED DUE TO A DAMAGED KNIFE. THE DAMAGE TO THE CARTRIDGE DECK AND KNIFE IS CONSISTENT WITH THE DEVICE BEING FIRED OVER AN ALREADY EXISTING STAPLE LINE, HARD OBJECT OR THICKER TISSUE THAN INDICATED. REPEATEDLY FIRING ACROSS EXISTING STAPLE LINES CAN ALSO REDUCE THE ABILITY TO CUT CLEANLY. TO MITIGATE THE POTENTIAL FOR STAPLES GETTING INTO THE CARTRIDGE AND INTERFERING WITH THE KNIFE PATH DURING DEVICE FIRING, PRIOR TO RELOADING THE DEVICE, RINSE THE ANVIL AND CARTRIDGE JAW IN STERILE SOLUTION AND THEN WIPE THE ANVIL AND CARTRIDGE JAW TO CLEAN ANY FORMED BUT UNUSED STAPLES FROM THE DEVICE. 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 AS PART OF OUR QUALITY PROCESS, EACH DEVICE IS VISUALLY INSPECTED AND FUNCTIONALLY TESTED DURING MANUFACTURING TO ENSURE THAT THE DEVICE MEETS THE REQUIRED SPECIFICATIONS PRIOR TO SHIPMENT.

Description of Event or Problem · 1

IT WAS REPORTED THAT DURING A GASTRIC PROCEDURE, WHEN TRYING TO CUT A STOMACH SECTION, THE DEVICE DID NOT CUT NOR STAPLE. ANOTHER DEVICE WAS USED TO COMPLETE THE PROCEDURE. THERE WERE NO ADVERSE CONSEQUENCES FOR THE PATIENT. ADDITIONAL FOLLOWUP: ON WHAT TISSUE TYPE WAS THE DEVICE USED? AT WHAT LOCATION ON THE TISSUE? STOMACH. AT THE GASTROYEYUNOSTOMY. WHOLE MUCOSA ANASTOMOSIS.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 ECHELON*FLEX60 ARTICULATING STAPLE, IMPLANTABLE GDW ETHICON ENDO-SURGERY, LLC. UNK G4RV4W

Patients

Seq Age Sex Outcome Treatment
1