MAUDE Adverse Event Report: AIZU OLYMPUS CO., LTD. EVIS EXERA II COLONOVIDEOSCOPE

Model Number	CF-Q165I
Medical Device Problem Code	Failure to Clean Adequately (4048)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/04/2026
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The device was returned to olympus for inspection.Based on the results of the investigation, a definitive 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.
Event or Problem Description
The customer returned the colonovideoscope to the service center for a separate issue.During the device analysis, the service repair technician indicates that white foreign material in air/water channel and cylinder was found.  there was no patient involvement.

• Brand Name: EVIS EXERA II COLONOVIDEOSCOPE
• Common Device Name: COLONOVIDEOSCOPE
• Manufacturer (Section D): AIZU OLYMPUS CO., LTD.; 3-1-1 niiderakita; aizuwakamatsu-shi, fukushima 965-8 520; JA 965-8520
• Manufacturer (Section G): AIZU OLYMPUS CO., LTD.; 3-1-1 niiderakita; aizuwakamatsu-shi, fukushima 965-8 520; JA 965-8520
• Manufacturer Contact: todd brill ; 800 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 25360791
• Report Number: 9610595-2026-44827
• Device Sequence Number: 15904739
• Product Code: FDF
• UDI-Device Identifier: 04953170202537
• UDI-Public: 04953170202537
• Combination Product (Y/N): N
• Initial Reporter Country: IT
• PMA/510(K) Number: K001241
• 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): 06/02/2026

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: CF-Q165I
• Device Lot Number: 2600649
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 03/09/2026
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 05/28/2026
• Initial Report FDA Received Date: 06/02/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 04/28/2006
• 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