MAUDE Adverse Event Report: MED-EL ELEKTROMEDIZINISCHE GERAETE GMBH MED-EL MAESTRO COCHLEAR IMPLANT SYSTEM

Model Number	SONATA
Medical Device Problem Code	Output Problem (3005)
Health Effect - Clinical Code	Failure of Implant (1924)
Type of Reportable Event	Serious Injury
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
The user lost hearing benefit with the device about 9 months ago.The user was re-implanted.
Additional Manufacturer Narrative
Damage to the active electrode, likely caused by minute device mobility, was determined to have led to device failure over time.Other damages are most likely related due to explantation surgery.The problems given in the recipient report appear to match the damage found.This is the final report.
Event or Problem Description
The user lost hearing benefit with the device about 9 months ago.The user was re-implanted.

• Brand Name: MED-EL MAESTRO COCHLEAR IMPLANT SYSTEM
• Common Device Name: COCHLEAR IMPLANT
• Manufacturer (Section D): MED-EL ELEKTROMEDIZINISCHE GERAETE GMBH; innsbruck ; AU
• MDR Report Key: 9672300
• Report Number: 9710014-2020-00049
• Device Sequence Number: 400944
• Product Code: MCM
• UDI-Device Identifier: 09008737020811
• UDI-Public: (01)09008737020811
• Combination Product (Y/N): N
• Initial Reporter Country: TU
• PMA/510(K) Number: P000025
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2011
• Device Explanted Year: 2020
• Reporter Type: Manufacturer
• Report Source: health professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 04/24/2020

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: SONATA
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 03/10/2020
• Was the Report Sent to FDA?: No
• Initial Date Received by Manufacturer: 01/23/2020
• Supplement Date Received by Manufacturer: 01/23/2020
• Initial Report FDA Received Date: 02/05/2020
• Supplement Report FDA Received Date: 04/24/2020
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 12 YR