FDA Adverse Event Injury Summary report: N

ONYX, AVM

MDR report key: 3953667 · Received July 23, 2014

Report

Report Number
2029214-2014-00432
Event Type
Injury
Date Received
July 23, 2014
Date of Event
June 25, 2014
Report Date
June 25, 2014
Manufacturer
EV3 NEUROVASCULAR
Product Code
MFE
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
IN, US
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

THE DEVICE INVOLVED IN THE EVENT WILL NOT BE RETURNED FOR EVALUATION AS IT WAS CONSUMED IN THE EVENT. (B)(4).

Description of Event or Problem · 1

TREATMENT OF A CEREBELLAR AVM (ARTERIOVENOUS MALFORMATION). THE PATIENT'S ANATOMY WAS TORTUOUS. ON (B)(6) 2014, THE PATIENT UNDERWENT ONYX EMBOLIZATION TREATMENT. POST ONYX INJECTION, IT WAS REPORTED THE DISTAL TIP OF THE CATHETER SEPARATED WITH A PIECE OF ONYX AS IT WAS BEING PULLED WITH SOME RESISTANCE AND THEY (CATHETER TIP AND PIECE OF ONYX) MIGRATED INTO THE MID SUPERIOR CEREBELLAR ARTERY CAUSING FLOW ARREST. PRIOR TO CATHETER SEPARATION, IT WAS REPORTED THE PHYSICIAN EMBOLIZED ONE PORTION OF THE AVM WITHOUT INCIDENT AND PULLED THE MARATHON TO ACCESS A DIFFERENT PORTION OF THE LESION THROUGH THE SUPERIOR CEREBELLAR ARTERY. THE ONYX EMBOLIZATION WAS SUCCESSFUL WITH 1CM OR LESS OF REFLUX PRIOR TO THE SEPARATION. ON (B)(6) 2014, IT WAS REPORTED THE PATIENT SUFFERED A STROKE AND WAS IN POOR CONDITION. ON (B)(6) 2014, THE PATIENT WAS EXTUBATED AND DOING WELL ACCORDING TO THE PHYSICIAN. ON (B)(6) 2014, IT WAS REPORTED THERE WILL BE NO ATTEMPTS TO REMOVE THE BROKEN CATHETER TIP AND ONYX AS THE PATIENT IS MAKING PROGRESS. SAME EVENT AS MDR# 2029214-2014-00431.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
431076 ONYX, AVM LIQUID EMBOLIC MFE EV3 NEUROVASCULAR NOT REPORTED NOT REPORTED

Patients

Seq Age Sex Outcome Treatment
1 49 YR Disability