MAUDE Adverse Event Report: GYRUS ACMI, INC. G400 GENERATOR, GYRUS; ELECTROSURGICAL, CUTTING & COAGULATION & ACCESSORIES

Model Number	777000
Medical Device Problem Code	Circuit Failure (1089)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	01/07/2026
Type of Reportable Event	Malfunction
Event or Problem Description
The electrosurgical, cutting and coagulation and accessories was returned to the service center with a report of asset check faulty.This does not indicate an mdr reportable event.However, mdr reportable failure was found during testing at the service center.During inspection of the device, the auxiliary circuit board was found to have low power output.There was no patient involvement.
Additional Manufacturer Narrative
The device was returned to olympus for inspection.A root cause could not be identified.Based on the results of the investigation, it is likely the following led to the malfunction: due to a loose connector between the auxiliary printed circuit board and the display.Should additional relevant information become available, a supplemental report will be submitted.Olympus will continue to monitor field performance for this device.

• Brand Name: G400 GENERATOR, GYRUS
• Common Device Name: ELECTROSURGICAL, CUTTING & COAGULATION & ACCESSORIES
• Manufacturer (Section D): GYRUS ACMI, INC.; 9600 louisiana avenue north; brooklyn park MN 55445
• Manufacturer (Section G): GYRUS ACMI, INC.; 9600 louisiana avenue north; brooklyn park MN 55445
• Manufacturer Contact: todd brill ; 800 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 25418921
• Report Number: 3011050570-2026-00625
• Device Sequence Number: 10119523
• Product Code: GEI
• UDI-Device Identifier: 00821925009004
• UDI-Public: 00821925009004
• Combination Product (Y/N): N
• Initial Reporter Country: AS
• PMA/510(K) Number: K050550
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 06/06/2026

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: Other
• Device Model Number: 777000
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 01/07/2026
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 05/21/2026
• Initial Report FDA Received Date: 06/06/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown