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

Model Number MI1200 SYNCHRONY PIN

Device Problems Adverse Event Without Identified Device or Use Problem (2993); Insufficient Information (3190)

Patient Problems Unspecified Infection (1930); Post Operative Wound Infection (2446); Skin Tears (2516)

Event Type  Injury  

Manufacturer Narrative

The device has not been explanted.If it should be explanted, it is to be returned to the manufacturer for evaluation.When available, a device failure analysis will be submitted as a follow up report.

Event Description

Recipient reported swelling at the implant site since the device was implanted on (b)(6) 2019.He was examined by physician about oozing of pus from the incision area on (b)(6) 2019.It was suspected that there was an infection.According to information received on the november 21, 2019, the infection was under control.It is believed that the user experienced a contact dermatitis from the external equipment that spread internally.The user has started using his device again.As of information received on the 9th march 2020 the infection did flare up again and therefore the user will be explanted.

Event Description

Recipient reported swelling at the implant site since implantation.The user was examined about oozing of pus from the incision area on (b)(6) 2019 and it was suspected that there was an infection.On (b)(6) 2019, culture results showed growth of staphylococcus aureus.Also, the user has always had a hard time with retention.There was some speech understanding but due to retention issues the user had not adjusted to his device.It is believed that the user experienced a contact dermatitis from the external equipment that spread internally.As of information received in march 2020 the infection did flare up again and therefore the user will be explanted.The explantation had to be cancelled with no new planned date.

Manufacturer Narrative

Additional information: according to the information received from the field the recipient suffered from an infection at the incision three months after implantation.A review of the device's sterilization records shows that the device has been subject to a valid sterilization process.Reportedly, the recipient suffered from a contact dermatitis, which might has contributed to the infection.Furthermore, information on the implant registration card states that two channels were left outside of cochlea at initial implantation.In addition, the recipient experienced retention issues with the device, which were most likely caused by the reported swelling over the implant site.Revision surgery had to be cancelled and no date has been scheduled yet.

Event Description

Recipient reported swelling at the implant site since the device was implanted on (b)(6)2019.The user was examined by physician about oozing of pus from the incision area on (b)(6)2019.According to information received on the (b)(6)2019, the infection was under control.It is believed that the user experienced a contact dermatitis from the external equipment that spread internally.The user started using his device again.However, the infection flared up again and therefore the user was explanted on the (b)(6)2020.

Manufacturer Narrative

Additional information: according to the information received from the field the recipient suffered from a re-occuring infection at the incision since three months after implantation.A review of the device_s sterilization records shows that the device has been subject to a valid sterilization process.Reportedly, the recipient suffered from a contact dermatitis, which might have contributed to the infection.Furthermore, information on the implant registration card states that two channels were left outside of cochlea at initial implantation.In addition, the recipient experienced retention issues with the device, which were most likely caused by the reported swelling over the implant site.The concerned device was explanted but is not available for investigation.

• Brand Name: MED-EL MAESTRO COCHLEAR IMPLANT SYSTEM
• Type of Device: COCHLEAR IMPLANT
• Manufacturer (Section D): MED-EL ELEKTROMEDIZINISCHE GERAETE GMBH; innsbruck ; AU
• MDR Report Key: 9817564
• MDR Text Key: 183337563
• Report Number: 9710014-2020-00170
• Device Sequence Number: 1
• Product Code: MCM
• UDI-Device Identifier: 09008737094034
• UDI-Public: (01)09008737094034
• Combination Product (y/n): N
• PMA/PMN Number: P000025
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: health professional
• Type of Report: Initial,Followup,Followup
• Report Date: 02/02/2021

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?: Yes
• Device Operator: Health Professional
• Device Model Number: MI1200 SYNCHRONY PIN
• Device Catalogue Number: 31092
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Initial Date Manufacturer Received: 03/09/2020
• Initial Date FDA Received: 03/11/2020
• Supplement Dates Manufacturer Received: 03/09/2020; 03/09/2020
• Supplement Dates FDA Received: 05/11/2020; 02/02/2021
• Is This a Reprocessed and Reused Single-Use Device?: No
• Patient Sequence Number: 1
• Patient Outcome(s): Required Intervention
• Patient Age: 61 YR