MAUDE Adverse Event Report: Cochlear Ltd CP1000 Magnet (6M,Brown); Nucleus 24 Cochlear Implant System

Model Number	CP1000
Medical Device Problem Code	Patient-Device Incompatibility (2682)
Health Effect - Clinical Code	Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available (4581)
Type of Reportable Event	Serious Injury
Event or Problem Description
Per the clinic, the patient underwent a skin flap reduction surgery (specific date not reported) due to thick skin which resulted in the issue of maintaining connection with the processor coil, despite increasing to the strongest magnet strength and attempting multiple retention options.The implanted device remains.
Event or Problem Description
Correction: the correct product is cp1000 magnet (6m,brown), not nucleus ci512 cochlear implant with contour advance electrode as previously reported.

• Brand Name: CP1000 Magnet (6M,Brown)
• Common Device Name: Nucleus 24 Cochlear Implant System
• Manufacturer (Section D): Cochlear Ltd; 1 university avenue; macquarie university; sydney, nsw 2109 ; AS 2109
• MDR Report Key: 50894390
• Report Number: 6000034-2026-03386
• Device Sequence Number: 12238469
• Product Code: MCM
• UDI-Device Identifier: 09321502014564
• UDI-Public: (01)09321502014564(11)150225(17)170224
• Combination Product (Y/N): N
• Initial Reporter State: NC
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2015
• Serviced by Third Party (Y/N): N
• Reporter Type: Importer
• Type of Report: Initial,Followup
• Report Date (Section B): 09/28/2026
• Report Date (Section F): 09/28/2026

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: 02/24/2017
• Device Model Number: CP1000
• Device Catalogue Number: Z586171
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Was the Report Sent to FDA?: Yes
• Distributor Facility Aware Date: 09/01/2026
• Event Location: Hospital
• Date Report to Manufacturer: 09/28/2026
• Initial Date Received by Manufacturer: Not provided
• Supplement Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 09/25/2026
• Supplement Report FDA Received Date: 09/28/2026
• 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: Female
• Date Report Sent to FDA: 09/28/2026