MAUDE Adverse Event Report: COCHLEAR BONE ANCHORED SOLUTIONS AB BIA400 IMPLANT 4MM W ABUTMENT 10MM; COCHLEAR BAHA CONNECT SYSTEM

Model Number	93331
Medical Device Problem Code	Loss of Osseointegration (2408)
Health Effect - Clinical Code	Inadequate Osseointegration (2646)
Type of Reportable Event	Serious Injury
Event or Problem Description
Per the clinic, the patient experienced a loss of osseointegration (specific date not reported).Additional information has been requested but has not been made available as of the date of this report.

• Brand Name: BIA400 IMPLANT 4MM W ABUTMENT 10MM
• 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: 24709908
• Report Number: 6000034-2026-01100
• Device Sequence Number: 6012945
• Product Code: MAH
• UDI-Device Identifier: 09321502022712
• UDI-Public: (01)09321502022712(10)COH1135366(17)221102
• Combination Product (Y/N): N
• Initial Reporter State: MI
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2018
• Serviced by Third Party (Y/N): N
• Reporter Type: Importer
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 03/26/2026
• Report Date (Section F): 03/26/2026

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: 11/02/2022
• Device Model Number: 93331
• Device Catalogue Number: 93331
• Device Lot Number: COH1135366
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: Yes
• Distributor Facility Aware Date: 02/24/2026
• Date Report to Manufacturer: 02/24/2026
• Initial Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 03/30/2026
• 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: Female
• Date Report Sent to FDA: 03/26/2026