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 Codes	Failure of Implant (1924); No Clinical Signs, Symptoms or Conditions (4582)
Type of Reportable Event	Malfunction
Event or Problem Description
The user_s hearing performance with the device is reportedly affected.
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.
Additional Manufacturer Narrative
Additional information: according to the currently available information, damage to the active electrode as might be caused by an external mechanical impact appears likely.However, to determine an exact root cause a device investigation of the explanted device is necessary.No information on possible further steps has been received.
Event or Problem Description
The users hearing performance with the device was reportedly affected.Further proceedings are unknown.
Event or Problem Description
The recipient_s hearing performance with the device was reportedly affected.The recipient has been re-implanted.
Additional Manufacturer Narrative
Additional information: according to the currently available information, damage to the active electrode as might be caused by an external mechanical impact appears likely.However, to determine an exact root cause a device investigation of the explanted device is necessary.Re-implantation has been performed, but the device has not been received for investigation yet.
Additional Manufacturer Narrative
Conclusion: during device investigation damage to the active electrode caused by device minute mobility causing fatigue wire breakages was found, which explains the reported high channels whilst implanted.In addition, during explantation surgery, the active electrode lead was found partially in the external auditory canal.Other mechanical damages found during investigation are attributable to the removal surgery.This is a final report.
Event or Problem Description
The recipient_s hearing performance with the device was reportedly affected.The recipient has been re-implanted.

• 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: 18785916
• Report Number: 9710014-2024-00186
• Device Sequence Number: 7832524
• Product Code: MCM
• UDI-Device Identifier: 09008737049157
• UDI-Public: (01)09008737049157
• Combination Product (Y/N): N
• PMA/510(K) Number: P000025
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2019
• Device Explanted Year: 2024
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial,Followup,Followup,Followup
• Report Date (Section B): 03/19/2025

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: 03/16/2020
• Device Model Number: SONATA
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 02/22/2024
• Supplement Date Received by Manufacturer: 02/22/2024; 02/22/2024; 02/22/2024
• Initial Report FDA Received Date: 02/27/2024
• Supplement Report FDA Received Date: 05/06/2024; 08/27/2024; 03/19/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 03/16/2018
• 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
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 15 YR
• Patient Sex: Male