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

Model Number	MI1250 SYNCHRONY 2
Medical Device Problem Code	Impedance Problem (2950)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/12/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The device has been explanted and 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
During surgery, the surgeon encountered unexpected fibrosis, and it was not possible to achieve full insertion (channels 11 and 12 were extra-cochlear).The surgeon decided to replace the implant with a shorter electrode array.
Event or Problem Description
During surgery, the surgeon encountered unexpected fibrosis, and it was not possible to achieve full insertion (channels 11 and 12 were extra-cochlear).The surgeon decided to replace the implant with a shorter electrode array.
Additional Manufacturer Narrative
Conclusion: device investigation did not reveal any device defect or damage.According to the information received from the field a complete insertion of the electrode was not achieved at implantation surgery due to unexpected fibrosis.Further several channels showed hi status likely due to air over the electrode contacts.A back-up device with a shorter electrode type was implanted successfully.This is a final report.

• 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: 21649998
• Report Number: 9710014-2025-00267
• Device Sequence Number: 15803012
• Product Code: MCM
• UDI-Device Identifier: 09008737395414
• UDI-Public: (01)09008737395414
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• 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): 04/29/2025

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 Model Number: MI1250 SYNCHRONY 2
• 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: 03/12/2025
• Supplement Date Received by Manufacturer: 03/12/2025
• Initial Report FDA Received Date: 03/20/2025
• Supplement Report FDA Received Date: 05/02/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 11/26/2024
• 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: 71 YR
• Patient Sex: Male