MAUDE Adverse Event Report: OLYMPUS WINTER & IBE GMBH TELESCOPE "ULTRA", 4 MM, 0°; WA4KS400

Model Number	WA4KS400
Medical Device Problem Code	Detachment of Device or Device Component (2907)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/13/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
E1 - full address 1: (b)(6).E1 - initial reporter establishment name: (b)(6).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 that the rigid scope had the adapter connect to the light cable came off.The issue was found during a sedation for a therapeutic otolaryngology procedure for use.There were no reports of patient harm.
Additional Manufacturer Narrative
This supplemental report is being submitted to provide corrections and the results of the final investigation.The device was returned to olympus for inspection, and the reported failure was confirmed.A root cause could not be identified.Based on the results of the investigation, the most probable cause was traced to component failure.Should additional relevant information become available, a supplemental report will be submitted.Olympus will continue to monitor field performance for this device.
Event or Problem Description
No additional information received from customer.

• Brand Name: TELESCOPE "ULTRA", 4 MM, 0°
• Common Device Name: WA4KS400
• Manufacturer (Section D): OLYMPUS WINTER & IBE GMBH; kuehnstrasse 61; hamburg, hamburg 22045 ; GM 22045
• Manufacturer (Section G): OLYMPUS WINTER & IBE GMBH; kuehnstrasse 61; hamburg, hamburg 22045 ; GM 22045
• Manufacturer Contact: todd brill ; 800 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 23774913
• Report Number: 9610773-2025-08138
• Device Sequence Number: 10079665
• Product Code: EOB
• UDI-Device Identifier: 04042761083034
• UDI-Public: 04042761083034
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K153009
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,User Facility
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 02/11/2026

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: Health Professional
• Device Model Number: WA4KS400
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 11/21/2025
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 11/13/2025
• Supplement Date Received by Manufacturer: 01/15/2026
• Initial Report FDA Received Date: 12/10/2025
• Supplement Report FDA Received Date: 02/11/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 04/21/2020
• 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