MAUDE Adverse Event Report: AOMORI OLYMPUS CO., LTD. THUNDERBEAT 5 MM, 20 CM, FRONT-ACTUATED GRIP TYPE S; ULTRASONIC SURGICAL DEVICE

Model Number	TB-0520FCS
Medical Device Problem Code	Melted (1385)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	02/11/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The investigation is ongoing.A supplemental report will be submitted when the investigation is completed or if additional information becomes available.
Event or Problem Description
It was reported the thunderbeat experienced the teflon melted and there was no alarm.The issue occurred during therapeutic hysterectomy and dissection procedure.The procedure was completed with a similar device.There were no reports of delays.There were no reports of patient harm.

• Brand Name: THUNDERBEAT 5 MM, 20 CM, FRONT-ACTUATED GRIP TYPE S
• Common Device Name: ULTRASONIC SURGICAL DEVICE
• Manufacturer (Section D): AOMORI OLYMPUS CO., LTD.; 2-248-1 okkonoki; kuroishi-shi, aomori 036-0 357; JA 036-0357
• Manufacturer (Section G): AOMORI OLYMPUS CO., LTD.; 2-248-1 okkonoki; kuroishi-shi, aomori 036-0 357; JA 036-0357
• Manufacturer Contact: todd brill ; 800 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 21463390
• Report Number: 9614641-2025-00216
• Device Sequence Number: 8658736
• Product Code: GEI
• UDI-Device Identifier: 04953170383571
• UDI-Public: 04953170383571
• Combination Product (Y/N): N
• Initial Reporter Country: FR
• PMA/510(K) Number: K211838
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,User Facility
• Initial Reporter Occupation: Pharmacist
• Type of Report: Initial
• Report Date (Section B): 02/25/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: TB-0520FCS
• Device Lot Number: UNKNOWN
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 02/11/2025
• Initial Report FDA Received Date: 02/25/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Unknown