FDA Adverse Event Malfunction Summary report: N

TRAPEZOID RX LITHOTRIPTER COMPATIBLE BASKET, MODELS 1086, 1087, 1088

MDR report key: 2143146 · Received June 28, 2011

Report

Report Number
3005099803-2011-02138
Event Type
Malfunction
Date Received
June 28, 2011
Date of Event
April 21, 2011
Report Date
June 8, 2011
Manufacturer
BOSTON SCIENTIFIC - SPENCER
Product Code
LQC
PMA / PMN Number
K040447
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
TH
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

A VISUAL EXAMINATION IDENTIFIED RESIDUE ON THE RETURNED DEVICE WHICH IS INDICATIVE OF PROCEDURAL USE. ADDITIONALLY, THE GUIDEWIRE LUMEN (SIDE-CAR) PRESENTED PUSH-BACK, THE COIL ASSEMBLY WAS BENT AND THE SHEATH WAS FOUND TO BE BUCKLED IN MULTIPLE AREAS AND TORN AT THE HEAT SHRINK DISTAL END. THE BASKET RETURNED IN THE CLOSED POSITION AND FAILED TO FUNCTION. THE BASKET WAS THEN MANUALLY ACTUATED. WHEN EXTENDED, THE WIRES WERE FOUND TO BE TWISTED AND INVERTED. A JAGWIRE WAS ABLE TO BE ADVANCED THROUGH THE SIDECAR RX WITHOUT ISSUE. THE CONDITION OF THE RETURNED INCIDENT DEVICE WAS CONSISTENT WITH THE COMPLAINT THAT THE DEVICE WOULD NOT OPEN. HOWEVER, THE EVALUATION ALSO FOUND THAT THE GUIDEWIRE LUMEN (SIDE-CAR) PRESENTED PUSH-BACK AND THE SHEATH WAS TORN. THE DEVICE IS INSPECTED FOR BASKET EXTENSION AND RETRACTION AND ALSO FOR SHEATH COSMETICS DURING ASSEMBLY AND PRIOR TO PACKAGING SO THE DAMAGE LIKELY OCCURRED DUE TO ANATOMICAL/PROCEDURAL FACTORS WHICH LIMITED DEVICE PERFORMANCE. THEREFORE, THE MOST PROBABLE ROOT CAUSE IS OPERATIONAL CONTEXT. A REVIEW OF THE DEVICE HISTORY RECORD (DHR) WAS PERFORMED; NO ANOMALIES WERE NOTED. A SEARCH OF THE COMPLAINT DATABASE REVEALED THAT NO SIMILAR COMPLAINTS EXIST FOR THE SPECIFIED LOT. (B)(4).

Description of Event or Problem · 1

IT WAS REPORTED TO BOSTON SCIENTIFIC CORPORATION THAT A TRAPEZOID RX LITHOTRIPTER COMPATIBLE BASKET WAS USED DURING AN ERCP (ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY) PROCEDURE PERFORMED ON (B)(6), 2011. ACCORDING TO THE COMPLAINANT, AFTER ADVANCING THE DEVICE INTO THE BILE DUCT, THE BASKET WAS NOT ABLE TO BE EXTENDED. THE USER REPORTED THAT THE BASKET EXTENSION WAS TESTED PRIOR TO USE. THE PROCEDURE WAS SUCCESSFULLY COMPLETED WITH ANOTHER TRAPEZOID RX LITHOTRIPTER COMPATIBLE BASKET. THERE WERE NO PATIENT COMPLICATIONS REPORTED AS A RESULT OF THIS EVENT. THE PATIENT'S CONDITION AT THE CONCLUSION OF THE PROCEDURE WAS REPORTED TO BE STABLE. THIS EVENT HAS BEEN DEEMED A REPORTABLE EVENT BASED ON THE INVESTIGATION RESULTS; SIDE-CAR PUSHBACK AND SHEATH TORN.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 TRAPEZOID RX LITHOTRIPTER COMPATIBLE BASKET, MODELS 1086, 1087, 1088 LITHOTRIPTOR, BILIARY MECHANICAL LQC BOSTON SCIENTIFIC - SPENCER M00510890 13408420

Patients

Seq Age Sex Outcome Treatment
1 70 YR