MAUDE Adverse Event Report: MICRO THERAPEUTICS, INC. DBA EV3 HYPERFORM; CATHETER, INTRAVASCULAR OCCLUDING, TEMPORARY

Model Number	104-4770
Medical Device Problem Code	Burst Container or Vessel (1074)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	01/30/2026
Type of Reportable Event	Malfunction
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
Medtronic received a report that the preparation was performed according to the package insert, but hyper form balloon damage was observed, so the product was replaced with a non-medtronic device and the treatment was successfully completed.There was no supervision and no health damage.The patient did not have any symptoms or complications related to this event.Additional information was received stating that the cause of the event was not determined.The event occurred during setup prior to use.The reported balloon damage was identified as a rupture, which occurred near the tip of the balloon.
Event or Problem Description
Additional information was received that the physician did test the balloon prior to use.The balloon performed as intended during testing.The guidewire tip was advanced approximately 1.5 cm out of the catheter tip during the inflation.The contrast ratio was 50/50.The physician did not shape the guidewire tip.The balloon was inflated one time.The injection rate was steady.The type of syringe used during the inflation/deflation was a 1cc syringe.
Additional Manufacturer Narrative
B5: additional information added to event summary.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.

• Brand Name: HYPERFORM
• Common Device Name: CATHETER, INTRAVASCULAR OCCLUDING, TEMPORARY
• 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: 24489341
• Report Number: 2029214-2026-00341
• Device Sequence Number: 4980003
• Product Code: MJN
• UDI-Device Identifier: 00836462004207
• UDI-Public: (01)00836462004207(17)261130(10)D025290
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K101570
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 03/27/2026

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: 104-4770
• Device Catalogue Number: 104-4770
• Device Lot Number: D025290
• 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: 02/05/2026
• Supplement Date Received by Manufacturer: 03/04/2026
• Initial Report FDA Received Date: 03/02/2026
• Supplement Report FDA Received Date: 03/30/2026
• Date Device Manufactured: 03/13/2025
• 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 Age: 77 YR
• Patient Sex: Female