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

Model Number	MI1200 SYNCHRONY
Medical Device Problem Code	Migration (4003)
Health Effect - Clinical Code	Dizziness (2194)
Date of Event	05/01/2025
Type of Reportable Event	Malfunction
Event or Problem Description
During mapping in (b)(6) 2025 only limited responses were observed and the user reported dizziness upon increasing the stimulation levels.
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
Conclusion: device investigation did not reveal any device defect or damage, which has been present whilst implanted.Mechanical damages found are attributable to the removal surgery.According to the information received from the field the decrease in benefit was most likely caused by a migration of the electrode out of cochlea.The reported dizziness was likely caused by extra-cochlear stimulation in the middle ear.This is a final report.
Event or Problem Description
During mapping in (b)(6) 2025 only limited responses were observed and the user reported dizziness upon increasing the stimulation levels.

• Brand Name: SYNCHRONY
• 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: 23097094
• Report Number: 9710014-2025-00870
• Device Sequence Number: 9383456
• Product Code: MCM
• UDI-Device Identifier: 09008737366179
• UDI-Public: (01)09008737366179
• 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: 2023
• Device Explanted Year: 2026
• 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): 03/12/2026

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: 02/01/2026
• Device Model Number: MI1200 SYNCHRONY
• 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: 09/07/2025
• Supplement Date Received by Manufacturer: 09/07/2025
• Initial Report FDA Received Date: 09/19/2025
• Supplement Report FDA Received Date: 03/12/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 02/01/2023
• 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: 55 YR
• Patient Sex: Female