MAUDE Adverse Event Report: Cochlear Ltd Nucleus CI612 Cochlear Implant with Contour Advance Electrode; Nucleus 24 Cochlear Implant System

Model Number	CI612
Medical Device Problem Code	Insufficient Device Problem Information (3190)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	07/03/2026
Type of Reportable Event	Serious Injury

• Brand Name: Nucleus CI612 Cochlear Implant with Contour Advance Electrode
• Common Device Name: Nucleus 24 Cochlear Implant System
• Manufacturer (Section D): Cochlear Ltd; 1 university avenue; macquarie university, nsw 2109 ; AS 2109
• MDR Report Key: 50679866
• Report Number: 6000034-2026-03107
• Device Sequence Number: 5253547
• Product Code: MCM
• UDI-Device Identifier: 09321502036818
• UDI-Public: (01)09321502036818(11)200320(17)220319
• Combination Product (Y/N): N
• Initial Reporter State: IN
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2020
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): N
• Reporter Type: Importer
• Type of Report: Initial
• Report Date (Section B): 09/09/2026
• Report Date (Section F): 09/09/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Lay User/Patient
• Device Expiration Date: 03/19/2022
• Device Model Number: CI612
• Device Catalogue Number: P774600
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Was the Report Sent to FDA?: Yes
• Distributor Facility Aware Date: 08/10/2026
• Event Location: Hospital
• Date Report to Manufacturer: 08/10/2026
• Initial Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 09/08/2026
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Sex: Male
• Date Report Sent to FDA: 09/09/2026