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

Model Number	PED2-475-20
Medical Device Problem Code	Activation Failure (3270)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/20/2024
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that during a neurovascular flow diversion procedure, two pipeline flex with shield devices displayed a "trumpeted distal opening" and were removed due to failure to open in the distal section.Each device was reheated more than two times and were not positioned in a bend.Additionally, the back half of a pipeline vantage device failed to fully open in the middle section, which was positioned in a gentle curve of the cavernous/petrous section of the internal carotid artery.The aneurysm was located in the left cavernous/petrous section, unruptured, with a saccular morphology, measuring 7x12 millimeters in diameter with a 4-millimeter neck diameter.The landing zone artery size was 4 millimeters both distally and proximally, and the vessel tortuosity was moderate.Dual antiplatelet treatment was administered, and the angiographic result post-procedure showed brisk flow through the construct with no cutoffs or clot mentioned.The devices were removed from the patient, resheathed, and removed with the microcatheter.The pipeline vantage device was replaced by another medtronic product.The patient did not experience any injury or complications.The devices were prepared according to the instructions for use (ifu).
Additional Manufacturer Narrative
Continuation of d10: product id: ped2-475-20 (b640029).Product id: ped3-027-500-20 (b734039).Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Additional Manufacturer Narrative
Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Event or Problem Description
Additional information was received.The cause of the event was not determined.

• Brand Name: PIPELINE FLEX W/SHIELD TECHNOLOGY
• Common Device Name: INTRACRANIAL ANEURYSM FLOW DIVERTER
• Manufacturer (Section D): MICRO THERAPEUTICS, INC. DBA EV3; 9775 toledo way; irvine CA 92618
• Manufacturer (Section G): MICRO THERAPEUTICS, INC. DBA EV3; 9775 toledo way; irvine CA 92618
• Manufacturer Contact: justin ellis ; 9775 toledo way; irvine, CA 92618 ; 7635265677
• MDR Report Key: 20892779
• Report Number: 2029214-2024-02270
• Device Sequence Number: 7921170
• Product Code: OUT
• UDI-Device Identifier: 00763000284633
• UDI-Public: 00763000284633
• Combination Product (Y/N): N
• Initial Reporter State: NY
• Initial Reporter Country: US
• PMA/510(K) Number: P100018
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 01/13/2025

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 Model Number: PED2-475-20
• Device Catalogue Number: PED2-475-20
• Device Lot Number: B669633
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 11/20/2024
• Supplement Date Received by Manufacturer: 12/18/2024
• Initial Report FDA Received Date: 12/10/2024
• Supplement Report FDA Received Date: 01/13/2025
• Date Device Manufactured: 12/14/2023
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Female