FDA Adverse Event Malfunction Summary report: N

ZENITH® TX2 DISSECTION ENDOVASCULAR GRAFT TAPERED COMPONENT

MDR report key: 15238436 · Received August 17, 2022

Report

Report Number
3002808486-2022-00923
Event Type
Malfunction
Date Received
August 17, 2022
Date of Event
August 15, 2022
Report Date
September 28, 2022
Manufacturer
WILLIAM COOK EUROPE
Product Code
MIH
UDI-DI
10827002474854
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
IL, US
Reporter Occupation
PHYSICIAN
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

MANUFACTURER REF# (B)(4). BLANK FIELDS ON THIS FORM INDICATE THE INFORMATION IS UNKNOWN OR UNAVAILABLE. PMA/510(K): P180001 INVESTIGATION IS STILL IN PROGRESS. THIS REPORT IS REQUIRED BY THE FDA UNDER 21 CFR PART 803. THIS REPORT IS BASED ON UNCONFIRMED INFORMATION SUBMITTED BY OTHERS. NEITHER THE SUBMISSION OF THIS REPORT NOR ANY STATEMENT MADE IN IT IS INTENDED TO BE AN ADMISSION THAT ANY COOK DEVICE IS DEFECTIVE OR MALFUNCTIONED; THAT A DEATH OR SERIOUS INJURY OCCURRED; OR THAT ANY COOK DEVICE CAUSED OR CONTRIBUTED TO; OR IS LIKELY TO CAUSE OR CONTRIBUTE TO A DEATH OR SERIOUS INJURY IF A MALFUNCTION OCCURRED.

Additional Manufacturer Narrative · 0

MANUFACTURER REF# (B)(4). BLANK FIELDS ON THIS FORM INDICATE THE INFORMATION IS UNKNOWN OR UNAVAILABLE. SUMMARY OF INVESTIGATIONAL FINDINGS: THE GREEN TRIGGER-WIRE MECHANISM WOULD NOT DETACH AND THE WIRES WERE PULLED WITH HEMOSTATS ONE AT A TIME. THE STENT WAS SUCCESSFULLY PLACED WITHOUT REPORTED HARM TO THE PATIENT. THE ZDEG DEVICE WITHOUT PROTECTION TUBE, SHIPPING STYLET, STENT GRAFT, AND PEEL-AWAY WAS RETURNED. THE GREEN RELEASE KNOB WAS PULLED 11MM DOWN THE HANDLE MAIN BODY AND ROTATED APPROX. 90° COUNTERCLOCKWISE. GROOVES NOTED IN THE HANDLE MAIN BODY CONFIRMED THE 90° ROTATION AND INDICATED THAT THE GREEN RELEASE KNOB HAD BEEN ROTATED DURING RETRACTION. THE EXACT REASON WHY THE TRIGGER-WIRE KNOB COULD NOT BE PULLED CANNOT BE DETERMINED, BUT IF ROTATED, THE WIRES MAY GET CAUGHT BETWEEN THE HANDLE AND THE KNOB AND CONSEQUENTLY THE RELEASE KNOB MAY STICK. REFERENCE IS MADE TO THE INSTRUCTIONS FOR USE SPECIFYING NOT TO ROTATE THE GREEN TRIGGER WIRE KNOB DURING WITHDRAWAL, BUT APPROPRIATE ACTIONS HAVE BEEN INITIATED, TOO, TO ADDRESS THE DIFFICULTIES IN WITHDRAWING THE GREEN TRIGGER WIRE MECHANISM. THERE ARE ADEQUATE CONTROLS IN PLACE TO ENSURE THE DEVICE WAS MANUFACTURED TO SPECIFICATIONS. IT WAS ASSESSED THAT BECAUSE ANY DISCOVERED NON-CONFORMANCES WERE PROPERLY DISPOSITIONED BEFORE QC RELEASE, THERE IS EVIDENCE THAT THE DHR WAS FULLY EXECUTED. COOK MEDICAL WILL CONTINUE TO MONITOR FOR SIMILAR EVENTS. THIS REPORT IS REQUIRED BY THE FDA UNDER 21 CFR PART 803. THIS REPORT IS BASED ON UNCONFIRMED INFORMATION SUBMITTED BY OTHERS. NEITHER THE SUBMISSION OF THIS REPORT NOR ANY STATEMENT MADE IN IT IS INTENDED TO BE AN ADMISSION THAT ANY COOK DEVICE IS DEFECTIVE OR MALFUNCTIONED; THAT A DEATH OR SERIOUS INJURY OCCURRED; OR THAT ANY COOK DEVICE CAUSED OR CONTRIBUTED TO; OR IS LIKELY TO CAUSE OR CONTRIBUTE TO A DEATH OR SERIOUS INJURY IF A MALFUNCTION OCCURRED.

Description of Event or Problem · 0

DESCRIPTION OF EVENT ACCORDING TO INITIAL REPORTER: THE TRIGGER WIRE RELEASE MECHANISM DID NOT DETACH FROM THE INTRODUCTION SYSTEM. THE GREEN TRIGGER WAS MUSCLED BACK AND PULL THE WIRES WITH HEMOSTATS - ONE AT A TIME. PATIENT OUTCOME: THE PATIENT DID NOT REQUIRE ANY ADDITIONAL PROCEDURES DUE TO THIS OCCURRENCE. ACCORDING TO THE INITIAL REPORTER, THE PATIENT DID NOT EXPERIENCE ANY ADVERSE EFFECTS DUE TO THIS OCCURRENCE

Description of Event or Problem · 0

NO ADDITIONAL INFORMATION REGARDING THE PATIENT AND/OR EVENT HAS BEEN RECEIVED SINCE THE PREVIOUS MEDWATCH REPORT WAS SENT.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
2012347 ZENITH® TX2 DISSECTION ENDOVASCULAR GRAFT TAPERED COMPONENT MIH SYSTEM, ENDOVASCULAR GRAFT, AORTIC ANEURYSM TREATMENT MIH WILLIAM COOK EUROPE G47485 E4250970 10827002474854

Patients

Seq Age Sex Outcome Treatment
1 58 YR Male