FDA Adverse Event Malfunction Summary report: N

ENDURANT ABDOMINAL STENT GRAFT SYSTEM

MDR report key: 3011684 · Received March 19, 2013

Report

Report Number
2953200-2013-00486
Event Type
Malfunction
Date Received
March 19, 2013
Date of Event
January 29, 2013
Report Date
February 21, 2013
Manufacturer
MEDTRONIC IRELAND
Product Code
MIH
PMA / PMN Number
P100021
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
CA
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

(B)(4). EVALUATION METHOD: (FILM). EVALUATION RESULTS: INHERENT RISK OF PROCEDURE (STENT MIGRATION, ENDOLEAK, STENT GRAFT KINK, OCCLUSION). PATIENT'S CONDITION AFFECTED EFFECTIVENESS OF DEVICE (HIGHLY ANGULATED AORTIC NECK). UNAPPROVED USE OF DEVICE (TREATMENT OF A PATIENT WITH AN AORTIC NECK > 60 DEGREES). EVALUATION C CONCLUSION: DEVICE FAILURE/LACK OF EFFECTIVENESS RELATED TO PATIENT CONDITION (HIGHLY ANGULATED AORTIC NECK). OPERATIONAL CONTEXT CONTRIBUTED TO EVENT (TREATMENT OF A PATIENT WITH AN AORTIC NECK > 60 DEGREES).

Description of Event or Problem · 1

AN ENDURANT STENT GRAFT SYSTEM WAS IMPLANTED IN A PATIENT FOR THE TREATMENT OF AN ABDOMINAL AORTIC ANEURYSM APPROXIMATELY 20 MONTHS AGO. THE AORTIC NECK ANGULATION WAS 90 DEGREES. IT WAS REPORTED THAT (B)(6) 2013- DURING A ROUTINE FOLLOW-UP CT SCAN IT WAS DISCOVERED THE STENT GRAFT WAS OCCLUDED. UPON REVIEW OF THE SCAN THE STENT GRAFT WAS FOUND KINKED DUE TO HIGHLY ANGULATED AORTIC NECK. THE PATIENT IS BEING MONITORED. REVIEW OF RETURNED FILMS POST-IMPLANT SHOW THE PROXIMAL STENT GRAFT MARGIN IS APPROXIMATELY 2CM BELOW THE RENAL ARTERIES, LIKELY HAS MIGRATED, AND THERE IS A PROXIMAL TYPE I ENDOLEAK. THE AAA MAX DIAMETER IS 10CM. THE PROXIMAL NECK IS ANGULATED 100DEG (A-P) AND 90DEG (L-R). THE STENT GRAFT IS KINKED APPROXIMATELY 6CM BELOW THE PROXIMAL END OF THE AUI, AND THERE IS CONSIDERABLE THROMBUS WITHIN THE STENT GRAFT ABOVE THE KINK. THE DISTAL LIMB APPEARS TO HAVE GOOD RUNOFF AND NO THROMBUS. IT IS LIKELY THAT THE HIGHLY ANGULATED NECK CONTRIBUTED TO THE STENT GRAFT KINK WHICH LED TO THE OCCLUSION. ANGIO IMAGES FROM A POSSIBLE TPA PROCEDURE SHOWS THE STENT GRAFT KINKED IN THE SAME LOCATION AS PREVIOUS IMAGES; UNKNOWN HOW MUCH OCCLUSION IS WITHIN THE DEVICE AS CONTRAST STUDY IS NOT SEEN. BUBBLES (POSSIBLY TPA) ARE SEEN INJECTED INTO THE STENT GRAFT, DISTAL TO THE KINK.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
114110 ENDURANT ABDOMINAL STENT GRAFT SYSTEM SYSTEM, ENDOVASCULAR GRAFT, AORTIC ANEURYSM TREATMENT MIH MEDTRONIC IRELAND V00550573

Patients

Seq Age Sex Outcome Treatment
1