MAUDE Adverse Event Report: MEDTRONIC MEXICO S. DE R.L. DE CV CONCERTO NYLON; DEVICE, VASCULAR, FOR PROMOTING EMBOLIZATION

Model Number	NV-3-4-HELIX
Medical Device Problem Codes	Inadequacy of Device Shape and/or Size (1583); Material Deformation (2976)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/23/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
H3: product analysis as found condition (condition of returned device): a concerto coil was returned for analysis within a shipping box; within sealed biohazard pouch and within a dispenser track.The concerto implant coil was returned without introducer sheath.Visual inspection/damage location details: the concerto coil pushwire was found to be broken but retained by release wire at break indicator.The implant coil was found to be already detached and not returned.The shield coil was found to be broken.All other subassemblies appeared to be normal, and no other anomalies were observed.Testing/analysis (including sem reports): n/a conclusion: based on the device analysis and reported information, the customer¿s report of ¿coil shape-poor shape outside sheath¿ could not be confirmed as the implant coil was found to be already detached and not returned.The root cause could not be determined.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 product was being used per the ifu, but the coil was kinked within the microcatheter and failed to form its intended helical shape.A new medtronic product was used to complete the procedure.The reported device and any accessory devices were prepared as indicated in the instructions for use (ifu).No patient symptoms or complications were associated with this event.Additional information was received stating that the cause of the kink and shape issue was not determined.There were no issues that resulted in the damage that was found.The information is confirmed by the physician.

• Brand Name: CONCERTO NYLON
• Common Device Name: DEVICE, VASCULAR, FOR PROMOTING EMBOLIZATION
• Manufacturer (Section D): MEDTRONIC MEXICO S. DE R.L. DE CV; av. paseo del cucapah #10510; tijuana,bc 22210 ; MX 22210
• Manufacturer (Section G): MEDTRONIC MEXICO S. DE R.L. DE CV; av. paseo del cucapah #10510; tijuana,bc 22210 ; MX 22210
• Manufacturer Contact: justin ellis ; 9775 toledo way; irvine, CA 92618 ; 7635265677
• MDR Report Key: 22294386
• Report Number: 9617601-2025-00558
• Device Sequence Number: 18210562
• Product Code: KRD
• UDI-Device Identifier: 00847536044890
• UDI-Public: 00847536044890
• Combination Product (Y/N): N
• Initial Reporter Country: KS
• PMA/510(K) Number: K090046
• 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,Distributor
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 06/19/2025

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: NV-3-4-HELIX
• Device Catalogue Number: NV-3-4-HELIX
• Device Lot Number: 228685761
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 05/14/2025
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/03/2025
• Initial Report FDA Received Date: 06/19/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 04/16/2024
• 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: Unknown