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

Model Number	MI1260 SONATA 2
Medical Device Problem Code	Circuit Failure (1089)
Health Effect - Clinical Codes	Insufficient Information (4580); No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	06/01/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The device has been explanted and has been returned to med-el hq, where it will be evaluated.When available, a device failure analysis will be submitted as a follow-up report.
Event or Problem Description
One month after the first implantation (b)(6), they came for first fitting and the implant did not connect; the reason is unknown.The user was reimplanted.
Additional Manufacturer Narrative
Conclusion: the device investigation revealed a defective welding joint between feed-through pin and the implant coil.The investigation results appear to match the problems mentioned in the user report.This is a final report.
Event or Problem Description
One month after the first implantation (sn (b)(6)), they came for first fitting and the implant did not connect, the reason is unknown.The user was reimplanted.

• 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: 24577704
• Report Number: 9710014-2026-00252
• Device Sequence Number: 16070961
• Product Code: MCM
• UDI-Device Identifier: 09008737385385
• UDI-Public: (01)09008737385385
• Combination Product (Y/N): N
• Initial Reporter Country: AU
• PMA/510(K) Number: P000025
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2025
• 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
• Report Date (Section B): 05/07/2026

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 Model Number: MI1260 SONATA 2
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 03/03/2026
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/04/2026
• Supplement Date Received by Manufacturer: 03/04/2026
• Initial Report FDA Received Date: 03/12/2026
• Supplement Report FDA Received Date: 05/07/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 02/17/2025
• 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: 3 YR
• Patient Sex: Male