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

Model Number	PED2-475-14
Medical Device Problem Code	Activation Failure (3270)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/19/2023
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Continuation of d10: product id fg15150-0615-1s (lot: 227525510); product type: ; implant date n/a; explant date n/a product id fg19120-1030-1s (lot: 226677498); product type: ; implant date n/a; explant date n/a.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided 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.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.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 in the distal section.The patient was undergoing surgery for treatment of a saccular, unruptured aneurysm in the right internal carotid artery (ica) with a max diameter of 8 mm and a 4 mm neck diameter.Landing zone: distal: 4.21 mm and proximal: 4.77 mm.It was noted the patient's vessel tortuosity was normal.The angiographic result post procedure was successful.It was reported that the physician gained access and delivered the pipeline through the microcatheter and began deployment.The physician resheathed one time to push ptfe wings back and began to unsheath.The distal end came open but not completely.The physician continued to deploy but distal end still would not open.He resheathed one more time and pushed device out but distal end did not open completely.Decision was made to remove device and start again with a new pipeline.Procedure completely successfully.It was reported the distal section of the pipeline failed to open.The pipeline was not positioned in a bend.The pipeline was not stuck in the capture coil.More than 50% of the pipeline had been deployed when it failed to open.The pipeline was resheathed less than or equal to 2 times.There were no additional steps or other device required to open the pipeline.The pipeline was removed from the patient by a corking technique.It was not resheathed and removed with the microcatheter.The pipeline was not used for an indication that is off-label.The pipeline and any accessory devices were prepared as indicated in the instructions for use (ifu).No patient symptoms or further complications were reported as a result of this event.Ancillary devices include a neuron max sheath, phenom plus guide catheter, and phenom 27 microcatheter.
Additional Manufacturer Narrative
H3.Product analysis: ¿ equipment used: video inspection system (m-85519), camera (panasonic lumix dmc-zs5); ruler (m-83361) ¿ as found condition: the pipeline flex shield was returned within the outer carton; inside of a biohazard bag and a shipping box.¿ visual inspection/damage location details: the distal and proximal dps restraints were found to be intact.The dps sleeves were found intact with no signs of damage.The distal hypotube and ptfe shrink tubing were found to be intact with no signs of elongation.The distal and proximal ends of the braid were opened and frayed.No bends were found with the pushwire.No defects were found with the tip coil, distal marker, re-sheathing marker, re-sheathing pad or with the proximal bumper.No other anomalies were observed.¿ conclusion: based on the returned device, the customer complaint was not confirmed as the distal and proximal ends of the braid were fully opened and frayed.However, the cause for failure to open and damaged braid could not be determined.Possible cause of failure to open includes damaged braid.Customer reported that vessel tortuosity was normal and the pipeline flex shield was re-sheathed less than or equal to 2 times.H6.Coding updated based on analysis results.Medtronic is submitting this report to comply with fda reporting regulations under 21 cfr parts 4 and 803.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information and has provided 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.In particular, this report does not constitute an admission by anyone that the product described in this report has any ¿defects¿ or has ¿malfunctioned¿.These words are included in the fda 3500a form and are fixed items for selection created by the fda to categorize the type of event solely for the purpose of regulatory reporting.Medtronic objects to the use of these words and others like them because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.A good faith effort will be made to obtain the applicable information relevant to the report.If information is provided in the future, a supplemental report will be issued.

• 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: glen belmer ; 9775 toledo way; irvine, CA 92618 ; 6122713209
• MDR Report Key: 18449155
• Report Number: 2029214-2024-00025
• Device Sequence Number: 7092228
• Product Code: OUT
• UDI-Device Identifier: 00763000284602
• UDI-Public: 00763000284602
• Combination Product (Y/N): N
• Initial Reporter State: FL
• 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): 01/30/2024

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: 10/12/2025
• Device Model Number: PED2-475-14
• Device Catalogue Number: PED2-475-14
• Device Lot Number: B461412
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/19/2023
• Supplement Date Received by Manufacturer: 01/19/2024
• Initial Report FDA Received Date: 01/04/2024
• Supplement Report FDA Received Date: 01/30/2024
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 10/13/2022
• 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
• Concomitant Medical Products and Therapy/Usage Dates: SEE H10.
• Patient Age: 54 YR
• Patient Sex: Female
• Patient Weight: 74 KG