MAUDE Adverse Event Report: OLYMPUS WINTER & IBE GMBH BERLIN FACILITY OLYMPUS ESG-100, 220...240 V~,; WB991036

Model Number	WB991036
Medical Device Problem Code	Communication or Transmission Problem (2896)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/23/2025
Type of Reportable Event	Malfunction
Event or Problem Description
The generator was returned to the service center with a report of the contact plate was not working.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 return electrode cable loose and an error e232 was found.There was no patient involvement.
Additional Manufacturer Narrative
The device was returned for inspection.Based on the results of the investigation and the information provided it is likely due to polymer optical fiber (pof) being loose.The most probable cause is component failure.The root cause could not be identified.Should additional relevant information become available, a supplemental report will be submitted.Olympus will continue to monitor field performance for this device.

• Brand Name: OLYMPUS ESG-100, 220...240 V~,
• Common Device Name: WB991036
• Manufacturer (Section D): OLYMPUS WINTER & IBE GMBH BERLIN FACILITY; rheinstrasse 8; teltow, brandenburg 14513 ; GM 14513
• Manufacturer (Section G): OLYMPUS WINTER & IBE GMBH BERLIN FACILITY; rheinstrasse 8; teltow, brandenburg 14513 ; GM 14513
• Manufacturer Contact: todd brill ; 800 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 24789375
• Report Number: 3003724334-2026-00203
• Device Sequence Number: 8806192
• Product Code: GEI
• UDI-Device Identifier: 04042768910364
• UDI-Public: 04042768910364
• Combination Product (Y/N): N
• Initial Reporter Country: UK
• PMA/510(K) Number: K073207
• 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): 04/06/2026

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: WB991036
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 04/24/2025
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 03/12/2026
• Initial Report FDA Received Date: 04/06/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 02/01/2016
• 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: Unknown
• Patient Sequence Number: 1
• Patient Sex: Unknown