MAUDE Adverse Event Report: TTBIO CORP HENRY SCHEIN; ULTRASONIC SCALER

Model Number	ACCLEAN ULTRASONIC SCALER
Medical Device Problem Codes	Vibration (1674); Power Problem (3010)
Health Effect - Clinical Code	Laceration(s) (1946)
Date of Event	03/01/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
Patients have complained that the scaler is too strong and painful.

• Brand Name: HENRY SCHEIN
• Common Device Name: ULTRASONIC SCALER
• Manufacturer (Section D): TTBIO CORP; 2f, no. 7, 6th road; industry pa; taichung, 40755 ; TW 40755
• MDR Report Key: 24974899
• Report Number: 3007007357-2026-00004
• Device Sequence Number: 4915838
• Product Code: ELC
• UDI-Device Identifier: 00304040155837
• UDI-Public: (01)00304040155837
• Combination Product (Y/N): N
• Initial Reporter State: CO
• Initial Reporter Country: US
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Importer
• Initial Reporter Occupation: Dentist
• Type of Report: Initial
• Report Date (Section B): 04/23/2026
• Report Date (Section F): 04/23/2026

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: Health Professional
• Device Model Number: ACCLEAN ULTRASONIC SCALER
• Device Catalogue Number: 570-2771
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 04/24/2026
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: Yes
• Distributor Facility Aware Date: 03/24/2026
• Device Age: 9 MO
• Event Location: Outpatient Treatment Facility
• Date Report to Manufacturer: 04/24/2026
• Initial Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 04/23/2026
• 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: Other
• Patient Age: 35 YR
• Patient Sex: Female
• Date Report Sent to FDA: 04/23/2026