MAUDE Adverse Event Report: SHIRAKAWA OLYMPUS CO., LTD. CYSTO-NEPHRO VIDEOSCOPE

Model Number	CYF-VH
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	08/27/2026
Type of Reportable Event	Malfunction
Event or Problem Description
The customer returned the cysto-nephro videoscope to the service center for a separate issue.During the device analysis, it was indicated that there was a chip around the channel and distal end which detached from bending section.Additionally, the objective lens adhesive was missing.There was no patient involvement.
Additional Manufacturer Narrative
The investigation is ongoing.A supplemental report will be submitted when the investigation is completed or if additional information becomes available.

• Brand Name: CYSTO-NEPHRO VIDEOSCOPE
• Common Device Name: CYSTO-NEPHRO VIDEOSCOPE
• Manufacturer (Section D): SHIRAKAWA OLYMPUS CO., LTD.; 3-1 okamiyama; odakura, nishigo-mura,; nishishirakawa-gun, fukushima 961-8 061; JA 961-8061
• Manufacturer (Section G): SHIRAKAWA OLYMPUS CO., LTD.; 3-1 okamiyama; odakura, nishigo-mura,; nishishirakawa-gun, fukushima 961-8 061; JA 961-8061
• Manufacturer Contact: todd brill ; 800 west park drive; westborough, MA 01581 ; +1(508)207-7661
• MDR Report Key: 50896744
• Report Number: 3002808148-2026-33807
• Device Sequence Number: 5903554
• Product Code: FAJ
• UDI-Device Identifier: 04953170411250
• UDI-Public: 04953170411250
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: K221683
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 09/25/2026

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: CYF-VH
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: No
• Initial Date Received by Manufacturer: 08/27/2026
• Initial Report FDA Received Date: 09/25/2026
• 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