MAUDE Adverse Event Report: COCHLEAR LIMITED NUCLEUS CI522 COCHLEAR IMPLANT WITH SLIM STRAIGHT ELECTRODE; NUCLEUS 24 COCHLEAR IMPLANT SYSTEM

Model Number CI522

Device Problem Device Dislodged or Dislocated (2923)

Patient Problems Necrosis (1971); Tissue Breakdown (2681)

Event Date 07/03/2023

Event Type  malfunction  

Manufacturer Narrative

This report is submitted on august 1, 2023.

Event Description

Per the clinic, the patient experienced a skin breakdown at the implant site resulting from a internal magnet dislodgement due to mri.The device was then explanted on (b)(6) 2023.It is unknown if there are plans to re-implant the patient as of the date of this report.

Manufacturer Narrative

Per the clinic, the patient experienced a skin necrosis over the magnet site.This report is submitted on october 09, 2023.

• Brand Name: NUCLEUS CI522 COCHLEAR IMPLANT WITH SLIM STRAIGHT ELECTRODE
• Type of Device: NUCLEUS 24 COCHLEAR IMPLANT SYSTEM
• Manufacturer (Section D): COCHLEAR LIMITED; 1 university avenue; macquarie university; nsw 2109 ; AS 2109
• Manufacturer (Section G): COCHLEAR LTD; 1 university avenue; macquarie university, nsw 2109 ; AS 2109
• Manufacturer Contact: nurshahqifah latif ; unit ug-1, vertical podium; no. 8 jalan kerinchi; kuala lumpur, wilayah persekutuan 59200 ; MY 59200
• MDR Report Key: 17467395
• MDR Text Key: 320471160
• Report Number: 6000034-2023-02528
• Device Sequence Number: 1
• Product Code: MCM
• UDI-Device Identifier: 09321502032599
• UDI-Public: (01)09321502032599(11)170207(17)190206
• Combination Product (y/n): N
• Reporter Country Code: DA
• 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,Followup
• Report Date: 09/15/2023

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 08/06/2023
• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Device Operator: Lay User/Patient
• Device Expiration Date: 02/06/2019
• Device Model Number: CI522
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 09/15/2023
• Was Device Evaluated by Manufacturer?: Yes
• Date Device Manufactured: 02/07/2017
• 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 Age: 92 YR
• Patient Sex: Female