MAUDE Adverse Event Report: MICRO THERAPEUTICS, INC. DBA EV3 NEUROVA APRO CATHETER; CATHETER, THROMBUS RETRIEVER

Model Number	APRO-70-132
Medical Device Problem Codes	Stretched (1601); Material Deformation (2976); Physical Resistance/Sticking (4012)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	07/21/2025
Type of Reportable Event	Malfunction
Event or Problem Description
Medtronic received a report that the apro and solitaire were difficult to pull from m1 segment.Used extra force and when it was removed it was noticed that the apro had stretched and coil wasn't right.The device and any accessories were prepared as indicated in the ifu.There was resistance during the procedure during retrieval.The vessel was moderately tortuous.The resistance was in the distal section of the catheter.No patient symptoms or further complications were reported as a result of this event.The patient is alive with no injury.The patient was undergoing surgery for treatment of left middle cerebral artery (mca) ischemic stroke.There were 2 passes with the device.
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.
Additional Manufacturer Narrative
Product analysis: as found condition: the apro catheter was returned within a shipping sleeve and a plastic bio-pouch.Visual inspection/damage location details: no damage was found with the apro catheter hub.The apro catheter body was found kinked at 32.7cm, 87.5cm, 137.6cm and flattened at 63.5cm, and stretched 122.2cm-129.5cm from the proximal end of the catheter hub.The apro catheter distal tip was found to be in good condition.Additionally, the apro catheter inner wire was found protruding from the catheter diameter body at 122.2cm-129.5cm from proximal end of hub.Testing/analysis: the apro catheter total length was measured to be 138.2cm and the usable length was measured to be 132.6cm, which is within specification.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 received reported it is assumed that the copilot toughy wasn't pushed in enough causing the stretching.Post procedure tici was 2b.Continuous saline flush administered and maintained as indicated in the instructions for use (ifu).

• Brand Name: APRO CATHETER
• Common Device Name: CATHETER, THROMBUS RETRIEVER
• Manufacturer (Section D): MICRO THERAPEUTICS, INC. DBA EV3 NEUROVA; 9775 toledo way; irvine,ca
• Manufacturer (Section G): MICRO THERAPEUTICS, INC. DBA EV3 NEUROVA; 9775 toledo way; irvine,ca
• Manufacturer Contact: justin ellis ; 9775 toledo way; irvine, CA 92618 ; 7635265677
• MDR Report Key: 22742238
• Report Number: 2029214-2025-01777
• Device Sequence Number: 18223353
• Product Code: NRY
• UDI-Device Identifier: 00850014025267
• UDI-Public: (01)00850014025267(17)260131(10)FE25-028
• Combination Product (Y/N): N
• Initial Reporter State: NC
• Initial Reporter Country: US
• PMA/510(K) Number: K223545
• 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): 08/28/2025

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 Expiration Date: 01/31/2026
• Device Model Number: APRO-70-132
• Device Catalogue Number: APRO-70-132
• Device Lot Number: FE25-028
• 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: 07/22/2025
• Supplement Date Received by Manufacturer: 08/07/2025
• Initial Report FDA Received Date: 08/07/2025
• Supplement Report FDA Received Date: 08/28/2025
• Date Device Manufactured: 02/27/2025
• 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
• Patient Sequence Number: 1
• Patient Age: 65 YR
• Patient Sex: Male