MAUDE Adverse Event Report: COCHLEAR BONE ANCHORED SOLUTIONS AB BIA400 IMPLANT 4MM W ABUTMENT 12MM; COCHLEAR BAHA CONNECT SYSTEM

Model Number	93332
Medical Device Problem Code	Patient Device Interaction Problem (4001)
Health Effect - Clinical Codes	Abscess (1690); Skin Infection (4544)
Type of Reportable Event	Serious Injury
Event or Problem Description
Per the clinic, the patient experienced an infection and abcess formed at the implant site.The patient was treated with oral and topical antibiotics (specific date and duration not reported) however the issue did not resolve.Subsequently, the device was explanted on (b)(6) 2025 under general anesthesia.The patient was not reimplanted.

• Brand Name: BIA400 IMPLANT 4MM W ABUTMENT 12MM
• Common Device Name: COCHLEAR BAHA CONNECT SYSTEM
• Manufacturer (Section D): COCHLEAR BONE ANCHORED SOLUTIONS AB; konstruktionsvägen 14; mölnlycke, 435 3 3; SW 435 33
• MDR Report Key: 23764324
• Report Number: 6000034-2025-04477
• Device Sequence Number: 18577631
• Product Code: MAH
• UDI-Device Identifier: 09321502022729
• UDI-Public: (01)09321502022729(10)COH1244550(17)230706
• Combination Product (Y/N): N
• Initial Reporter State: MN
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2019
• Device Explanted Year: 2025
• Serviced by Third Party (Y/N): N
• Reporter Type: Importer
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 12/10/2025
• Report Date (Section F): 12/10/2025

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
• Operator of Device: Lay User/Patient
• Device Expiration Date: 07/06/2023
• Device Model Number: 93332
• Device Catalogue Number: 93332
• Device Lot Number: COH1244550
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: Yes
• Distributor Facility Aware Date: 11/13/2025
• Event Location: Hospital
• Date Report to Manufacturer: 11/13/2025
• Initial Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 12/09/2025
• 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 Sex: Male
• Date Report Sent to FDA: 12/10/2025