MAUDE Adverse Event Report: ADVANCED BIONICS, LLC HIRES¿ 3D ULTRA IMPLANT; COCHLEAR IMPLANT

Model Number	CI-1601-05
Medical Device Problem Codes	Migration or Expulsion of Device (1395); Adverse Event Without Identified Device or Use Problem (2993); Migration (4003)
Health Effect - Clinical Code	Appropriate Clinical Signs, Symptoms and Conditions Term/Code Not Available (4581)
Date of Event	03/18/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
The company was informed that the recipient's device was explanted.The recipient was reimplanted with another advanced bionics cochlear device.Advanced bionics is in the process of gathering more information.Once more information becomes available a supplemental report will be submitted.
Additional Manufacturer Narrative
Disclaimer: advanced bionics does not intend that this report be any admission of liability, fault or product defect.
Additional Manufacturer Narrative
Additional information: section b.1, b.2, h.1, h.6.Advanced bionics considers the investigation into this reportable event as closed.The recipient reportedly experienced electrode migration.A ct scan confirmed electrode migration.The recipient was successfully reactivated.The external visual inspection revealed the electrode was severed.This is believed to have occurred during revision surgery.The device passed the photographic imaging inspection.System lock was verified.The condition of the electrode prevented an electrical test from being performed.The device passed the electrical and mechanical tests performed.This device was explanted for medical reasons.The device passed the tests performed.This is the final report.Disclaimer: advanced bionics does not intend that this report be any admission of liability, fault or product defect.

• Brand Name: HIRES¿ 3D ULTRA IMPLANT
• Common Device Name: COCHLEAR IMPLANT
• Manufacturer (Section D): ADVANCED BIONICS, LLC; 28515 westinghouse place; valencia CA 91355
• Manufacturer Contact: heidi white ; 28515 westinghouse place; valencia, CA 91355
• MDR Report Key: 24933789
• Report Number: 3006556115-2026-00385
• Device Sequence Number: 13443737
• Product Code: MCM
• UDI-Device Identifier: 00840094456020
• UDI-Public: (01)00840094456020(11)230922(17)260930
• Combination Product (Y/N): N
• Initial Reporter State: MI
• Initial Reporter Country: US
• PMA/510(K) Number: P960058
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2024
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 03/30/2026

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?: Yes
• Operator of Device: Lay User/Patient
• Device Expiration Date: 09/30/2026
• Device Model Number: CI-1601-05
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 04/14/2026
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: Not provided
• Supplement Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 04/20/2026
• Supplement Report FDA Received Date: 05/20/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 09/22/2023
• 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
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 60 YR
• Patient Sex: Male