MAUDE Adverse Event Report: Advanced Bionics, LLC HiRes¿ Ultra Implant; Cochlear Implant

Model Number	CI-1600-04
Medical Device Problem Code	Mechanical Problem (1384)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	09/10/2026
Type of Reportable Event	Malfunction
Event or Problem Description
The recipient reportedly experienced decreased performance.A review of the recipient¿s test data indicated impedance issues.Device testing revealed results within normal limits.Programming adjustments were made, however, the issue did not resolve.The recipient's device was explanted.The recipient was reimplanted with another advanced bionics cochlear device.
Additional Manufacturer Narrative
Disclaimer: advanced bionics does not intend that this report be any admission of liability, fault or product defect.

• Brand Name: HiRes¿ Ultra Implant
• Common Device Name: Cochlear Implant
• Manufacturer (Section D): Advanced Bionics, LLC; 28515 westinghouse place; valencia CA 91355
• Manufacturer Contact: lacey o'linn ; 28515 westinghouse place; valencia, CA 91355
• MDR Report Key: 50854683
• Report Number: 3006556115-2026-01084
• Device Sequence Number: 13138605
• Product Code: MCM
• UDI-Device Identifier: 07630016841002
• Combination Product (Y/N): N
• Initial Reporter Country: CA
• PMA/510(K) Number: P960058
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2019
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,User Facility
• Type of Report: Initial
• Report Date (Section B): 09/01/2026

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: Lay User/Patient
• Device Expiration Date: 08/31/2021
• Device Model Number: CI-1600-04
• Was Device Available for Evaluation?: Yes
• Date Returned to Manufacturer: 09/16/2026
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 09/01/2026
• Initial Report FDA Received Date: 09/22/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 08/28/2018
• 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: Female