MAUDE Adverse Event Report: MED-EL ELEKTROMEDIZINISCHE GERAETE GMBH SONATA; COCHLEAR IMPLANT

Model Number	SONATA
Medical Device Problem Code	Impedance Problem (2950)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/02/2026
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The device has not been explanted.If it should be explanted, it should be returned to the manufacturer for evaluation.When available, a device failure analysis will be submitted as a follow up report.
Event or Problem Description
The recipient does not respond properly with the device in the last three months.
Additional Manufacturer Narrative
Additional information: based on the received information from the field, it seems that the active electrode has been damaged due to excessive mechanical stress.However, to determine an exact root cause, device investigation at the explanted device would be necessary.Re-implantation is considered, but no date is available yet.
Event or Problem Description
The recipient does not respond properly with the device in the last three months.

• Brand Name: SONATA
• Common Device Name: COCHLEAR IMPLANT
• Manufacturer (Section D): MED-EL ELEKTROMEDIZINISCHE GERAETE GMBH; innsbruck ; AU
• Manufacturer Contact: laura simonotti ; fuerstenweg 77a; innsbruck 6020 ; AU 6020 ; 57788
• MDR Report Key: 24825839
• Report Number: 9710014-2026-00325
• Device Sequence Number: 9158919
• Product Code: MCM
• UDI-Device Identifier: 09008737049171
• UDI-Public: (01)09008737049171
• Combination Product (Y/N): N
• Initial Reporter Country: IN
• PMA/510(K) Number: P000025
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2020
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 04/15/2026

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: 11/15/2022
• Device Model Number: SONATA
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 04/02/2026
• Supplement Date Received by Manufacturer: 04/02/2026
• Initial Report FDA Received Date: 04/09/2026
• Supplement Report FDA Received Date: 04/15/2026
• Date Device Manufactured: 11/15/2019
• 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 Age: 8 YR
• Patient Sex: Male