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)
Type of Reportable Event	Malfunction
Event or Problem Description
The customer returned colonovideoscope to the service center for a separate issue.During the device analysis, the service center identified that the device exhibited c-cover and nozzle has foreign objects was observed.There was no patient involvement.
Additional Manufacturer Narrative
Date of event is unknown.Additional information will be provided if available.The final investigation has been completed.The failure reported during the inspection have been confirmed.A definitive root cause could identify.Based on the results of the investigation, a probable root cause of c-cover and nozzle has foreign objects was could not established.Olympus will continue to monitor the field performance of this device and evaluate any additional information received through post-market surveillance activities.

• 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 ; +1(508)207-7661
• MDR Report Key: 50754915
• Report Number: 9610595-2026-75221
• Device Sequence Number: 18559001
• Product Code: FDF
• UDI-Device Identifier: 04953170202537
• UDI-Public: 04953170202537
• Combination Product (Y/N): N
• Initial Reporter Country: HU
• 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,Health Professional
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 09/14/2026

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: 2002699
• Was Device Available for Evaluation?: Yes
• Date Returned to Manufacturer: 08/17/2026
• Is the Reporter a Health Professional?: No
• Initial Date Received by Manufacturer: 08/18/2026
• Initial Report FDA Received Date: 09/14/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• 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