FDA Adverse Event Malfunction Summary report: N

FUSION OMNI-TOME PRE-LOADED SPHINCTEROTOME

MDR report key: 1915376 · Received November 3, 2010

Report

Report Number
1037905-2010-00552
Event Type
Malfunction
Date Received
November 3, 2010
Date of Event
September 28, 2010
Report Date
October 5, 2010
Manufacturer
COOK ENDOSCOPY
Product Code
KNS
PMA / PMN Number
K033203
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
GA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

EVAL: OUR LABORATORY EVAL OF THE PRODUCT SAID TO BE INVOLVED CONFIRMED THE CUTTING WIRE SECURING COMPONENT LOCATED NEAR THE DISTAL END OF THE SPHINCTEROTOME HAS DISCONNECTED FROM THE CATHETER. THE CUTTING WIRE IS INTACT AND REMAINS SECURELY ATTACHED TO THE SPHINCTEROTOME AT THE PROXIMAL END. HOWEVER, DUE TO THE CATHETER AND SECURING COMPONENT DISCONNECTION, THE DISTAL END OF THE CUTTING WIRE IS NO LONGER CONNECTED TO THE SPHINCTEROTOME CATHETER AT THE DISTAL END. NO SECTION OF THE SPHINCTEROTOME DEVICE IS MISSING. A PRODUCT DISCREPANCY OR ANOMALY THAT COULD HAVE CONTRIBUTED TO THIS REPORTED OCCURRENCE WAS NOT OBSERVED. AFTER A REVIEW OF THE DEVICE HISTORY RECORD FOR THE LOT NUMBER SAID TO BE INVOLVED, WE CAN REPORT NO DISCREPANCIES OR ANOMALIES WERE OBSERVED. WE WERE UNABLE TO CONDUCT A SAMPLE TEST FROM THIS LOT BECAUSE NONE OF THE PRODUCT FROM THIS LOT REMAINED IN FINISHED GOODS INVENTORY. A REVIEW OF THE TWELVE MONTH COMPLAINT HISTORY FOR THIS PRODUCT FAMILY WAS CONDUCTED. BASED ON THIS REVIEW, THE LIKELIHOOD OF THIS TYPE OF REPORT IS RARE. CONCLUSIONS: SEPARATION OF THE CUTTING WIRE SECURING COMPONENT AND THE CATHETER CAN OCCUR IF THE TIP OF THE SPHINCTEROTOME IS OVER FLEXED. THE INSTRUCTIONS FOR USE CAUTION THE USER NOT TO OVER FLEX OR BOW THE TIP BEYOND 90 DEGREES, AS THIS MAY DAMAGE THE SPHINCTEROTOME. THIS TYPE OF DAMAGE CAN OCCUR IF THE DISTAL END OF THE CATHETER IS SHAPED MANUALLY. THIS SPHINCTEROTOME CATHETER IS PRE-CURVED AND IS PROVIDED WITH A PRE-CURVED STYLET IN THE DISTAL TIP OF THE CATHETER. THIS OBVIATES THE NEED FOR MANUAL FORMATION. THE INSTRUCTIONS FOR USE CONTAIN THE FOLLOWING COMMENT: "NOTE: DO NOT APPLY MANUAL PRESSURE TO TIP OR CUTTING WIRE OF THE SPHINCTEROTOME TO INFLUENCE ORIENTATION, AS THIS MAY RESULT IN DAMAGE TO DEVICE." IF THE ELEVATOR OF THE ENDOSCOPE REMAINS IN THE CLOSED/UP POSITION WHEN RETRACTION OF THE SPHINCTEROTOME IS ATTEMPTED AND ADDITIONAL PRESSURE IS APPLIED, THIS COULD HAVE CONTRIBUTED TO SEPARATION OF THE CATHETER AND CUTTING WIRE SECURING COMPONENT. THE INSTRUCTIONS FOR USE CAUTION THE USER THE ELEVATOR SHOULD REMAIN OPEN/DOWN WHEN ADVANCING OR RETRACTING THE SPHINCTEROTOME. THIS ACTIVITY WILL AID IN DEVICE PRESERVATION. OTHER FACTORS THAT CAN CONTRIBUTE TO SEPARATION OF THE CUTTING WIRE SECURING COMPONENT AND THE CATHETER INCLUDE MANIPULATING THE HANDLE WITH THE CATHETER IN A COILED POSITION OR WITH THE PRE-CURVED STYLET INSIDE THE CANNULATING TIP. THE INSTRUCTIONS FOR USE ADVISE THE USER TO UNCOIL AND STRAIGHTEN THE SPHINCTEROTOME UPON REMOVING THE DEVICE FROM THE PACKAGING. THE USER IS THEN INSTRUCTED TO CAREFULLY REMOVE THE PRE-CURVED STYLET FROM THE CANNULATING TIP. THE INSTRUCTIONS FOR USE CONTAIN THE FOLLOWING COMMENT: "NOTE: DO NOT EXERCISE HANDLE WHILE DEVICE IS COILED OR PRE-CURVED STYLET IS IN PLACE, AS THIS MAY CAUSE DAMAGE TO SPHINCTEROTOME AND RENDER IT INOPERABLE." PRIOR TO DISTRIBUTION, ALL FUSION OMNI-TOME SPHINCTEROTOMES ARE SUBJECT TO A VISUAL INSPECTION AND FUNCTIONAL TEST TO ENSURE DEVICE INTEGRITY. THE FUNCTIONAL TEST INCLUDES BOWING THE SPHINCTEROTOME TO ENSURE THE DISTAL END RESPONDS TO HANDLE MANIPULATION. A REVIEW OF THE DEVICE HISTORY RECORD CONFIRMED THAT THE LOT SAID TO BE INVOLVED MET ALL MFG REQUIREMENTS PRIOR TO SHIPMENT. CORRECTIVE ACTION: A CORRECTIVE ACTION HAS BEEN INITIATED IN AN EFFORT TO REDUCE OCCURRENCES OF THIS NATURE. THIS PRODUCT WAS MANUFACTURED PRIOR TO IMPLEMENTATION OF THIS CORRECTIVE ACTION. THE LIKELIHOOD OF THIS TYPE OF OCCURRENCE IS RARE. CUSTOMER QUALITY ASSURANCE WILL CONTINUE TO MONITOR FOR COMPLAINT TRENDS.

Description of Event or Problem · 1

DURING AN ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY (ERCP), THE PHYSICIAN USED A FUSION OMNI-TOME PRE-LOADED SPHINCTEROTOME. WHEN THE SPHINCTEROTOME WAS BOWED TO GAIN ACCESS TO THE PAPILLA, ONE END OF THE CUTTING WIRE REPORTEDLY "PULLED FREE AT THE CATHETER TIP." ANOTHER DEVICE WAS USED TO COMPLETE THE PROCEDURE. OUR LABORATORY EVAL CONFIRMED THE CUTTING WIRE TO BE INTACT. HOWEVER, THE CUTTING WIRE SECURING COMPONENT LOCATED AT THE DISTAL END OF THE CUTTING WIRE DISCONNECTED FROM THE SPHINCTEROTOME CATHETER. A SECTION OF THE DEVICE DID NOT REMAIN INSIDE THE PT'S BODY. THE PT DID NOT REQUIRE ANY ADDITIONAL PROCEDURES DUE TO THIS OCCURRENCE. ACCORDING TO THE INITIAL REPORTER, THE PT DID NOT EXPERIENCE ANY ADVERSE EFFECTS DUE TO THIS OCCURRENCE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 FUSION OMNI-TOME PRE-LOADED SPHINCTEROTOME KNS UNIT, ELECTROSURGICAL, ENDOSCOPIC (WITH OR WITHOUT ACCESSORIES) KNS COOK ENDOSCOPY W2885163

Patients

Seq Age Sex Outcome Treatment
1 ERBE ELECTROSURGICAL GENERATOR| OLYMPUS TJF-160 ENDOSCOPE