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	Failure of Implant (1924)
Date of Event	04/16/2024
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
It was reported that the user's hearing has declined when the user is only wearing the left ci.Reportedly, impedances have also shown fluctuations and a new open circuit has been detected.Testing in the booth has been limited due to other developmental delays.Recently, the user underwent ct scans, and although the reports did not note anything concerning the left side, it is noteworthy that she has extensive temporal bone abnormalities and bilateral cochlear nerve deficiency.There are no reports of illness, fever, or head trauma, although she experiences frequent 'tumbles.'.
Additional Manufacturer Narrative
Additional information: according to the currently available information, damage to the active electrode likely caused by minute device mobility is suspected.However, to determine an exact root cause a device investigation of the explanted device is necessary.Re-implantation is considered but no date has been scheduled yet.
Event or Problem Description
It was reported that the user's hearing has declined when the user is only wearing the left ci.
Additional Manufacturer Narrative
Conclusion: damage to the active electrode which is consistent with minute device mobility was determined to have led to device failure over time due to fatigue wire breakages.The problems given in the recipient report appear to match the damage found.This is a final report.
Event or Problem Description
It was reported that the user's hearing has declined.The user has been re-implanted with a new device.

• 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: 19141598
• Report Number: 9710014-2024-00358
• Device Sequence Number: 20693849
• Product Code: MCM
• UDI-Device Identifier: 09008737395438
• UDI-Public: (01)09008737395438
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: P000025
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2023
• Device Explanted Year: 2024
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup,Followup
• Report Date (Section B): 10/31/2024

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: 02/28/2025
• Device Model Number: MI1250 SYNCHRONY 2
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: Not provided
• Supplement Date Received by Manufacturer: 04/16/2024; 04/16/2024
• Initial Report FDA Received Date: 04/19/2024
• Supplement Report FDA Received Date: 06/25/2024; 10/31/2024
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 02/28/2022
• 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: 30 MO
• Patient Sex: Female