MAUDE Adverse Event Report: MICRO THERAPEUTICS, INC. DBA EV3 PIPELINE FLEX; INTRACRANIAL ANEURYSM FLOW DIVERTER

Model Number	PED-475-14
Medical Device Problem Code	Activation Failure (3270)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	08/30/2021
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
Medtronic received a report that the pipeline failed to open distally.The patient was undergoing surgery for treatment of a saccular, unruptured aneurysm.It was noted the patient's vessel tortuosity was moderate.It was reported that physician deployed pipeline flex 4.75x14 in the distal internal carotid artery.The device began to open but then it looked fishmouthed in the distal end.The device was resheathed and then removed with the microcatheter.The pipeline was placed in a bend in the distal section.More than 50% of the pipeline had been deployed when it failed to open.The pipeline was resheathed more than 2 times.No additional steps or other devices required to open the pipeline.There was successful deployment of a new device, ped-475-14.

• Brand Name: PIPELINE FLEX
• Common Device Name: INTRACRANIAL ANEURYSM FLOW DIVERTER
• Manufacturer (Section D): MICRO THERAPEUTICS, INC. DBA EV3; 9775 toledo way; irvine CA 92618
• MDR Report Key: 12443785
• Report Number: 2029214-2021-01136
• Device Sequence Number: 14347186
• Product Code: OUT
• UDI-Device Identifier: 00847536016651
• UDI-Public: 00847536016651
• Combination Product (Y/N): N
• Initial Reporter State: NJ
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,health
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 09/08/2021

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 11/07/2023
• Device Model Number: PED-475-14
• Device Catalogue Number: PED-475-14
• Device Lot Number: B114475
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 08/31/2021
• Initial Report FDA Received Date: 09/08/2021
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1