MAUDE Adverse Event Report: SHIRAKAWA OLYMPUS CO., LTD. CHANNEL CLEANING BRUSH

Model Number	BW-20T
Medical Device Problem Codes	Fracture (1260); Difficult to Insert (1316); Failure to Clean Adequately (4048)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	09/02/2026
Type of Reportable Event	Malfunction
Event or Problem Description
The customer reported that the brush portion was detached, the brush portion became lodged inside the scope, involving an olympus channel cleaning brush.There was procedure involved.There was no patient injury or harm reported.
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: CHANNEL CLEANING BRUSH
• Common Device Name: CLEANING BRUSH
• 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: 50919236
• Report Number: 3002808148-2026-34019
• Device Sequence Number: 5544861
• Product Code: MNL
• UDI-Device Identifier: 04953170022630
• UDI-Public: 04953170022630
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: CLASS1-EXMPT
• 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: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 09/28/2026

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: BW-20T
• Was Device Available for Evaluation?: Yes
• Date Returned to Manufacturer: 09/07/2026
• Is the Reporter a Health Professional?: No
• Initial Date Received by Manufacturer: 09/03/2026
• Initial Report FDA Received Date: 09/28/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• 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