MAUDE Adverse Event Report: COCHLEAR LTD NUCLEUS CI422 COCHLEAR IMPLANT WITH SLIM STRAIGHT ELECTRODE; NUCLEUS 24 COCHLEAR IMPLANT SYSTEM

Model Number CI422

Device Problem Migration (4003)

Patient Problem Undesired Nerve Stimulation (1980)

Event Type  Injury  

Manufacturer Narrative

This report is submitted on october 10, 2022.

Event Description

Per the clinic, the patient experienced facial nerve stimulation and the basal pitches became low on quality, soft, and also painful basal electrodes had migrated.Reprogramming attempts were made; however, the issue could not be resolved.The device was explanted on (b)(6) 2022.The patient was re-implanted with a new device in the same procedure.

• Brand Name: NUCLEUS CI422 COCHLEAR IMPLANT WITH SLIM STRAIGHT ELECTRODE
• Type of Device: NUCLEUS 24 COCHLEAR IMPLANT SYSTEM
• Manufacturer (Section D): COCHLEAR LTD; 1 university avenue; macquarie university, nsw 2109 ; AS 2109
• Manufacturer Contact: roberta loveday ; 1 university avenue; macquarie university, nsw 2109 ; AS 2109
• MDR Report Key: 15571595
• MDR Text Key: 301480385
• Report Number: 6000034-2022-02945
• Device Sequence Number: 1
• Product Code: MCM
• UDI-Device Identifier: 09321502020268
• UDI-Public: (01)09321502020268(11)130709(17)150708
• Combination Product (y/n): N
• Reporter Country Code: GM
• PMA/PMN Number: P970051
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Health Professional
• Reporter Occupation: Physician
• Type of Report: Initial
• Report Date: 09/14/2022

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Device Operator: Lay User/Patient
• Device Expiration Date: 07/08/2015
• Device Model Number: CI422
• Device Catalogue Number: N/A
• Device Lot Number: N/A
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 09/14/2022
• Is the Reporter a Health Professional?: Yes
• Initial Date Manufacturer Received: 09/14/2022
• Initial Date FDA Received: 10/10/2022
• Was Device Evaluated by Manufacturer?: No
• Date Device Manufactured: 07/09/2013
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1
• Patient Outcome(s): Required Intervention
• Patient Sex: Female