MAUDE Adverse Event Report: SHIRAKAWA OLYMPUS CO., LTD. MAINTENANCE UNIT

Model Number	MU-1
Medical Device Problem Code	Break (1069)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	02/20/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that the maintenance unit had a damaged plug during reprocessing.There were no reports of 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.
Additional Manufacturer Narrative
This supplemental report is being submitted to provide the results of the final investigation.Updated fields: d8, h2, h3, h4, h6, h11.An olympus field service engineer (fse) was dispatched to the user facility and confirmed the reported issue and replaced damaged power socket.A root cause could not be identified.Based on the results of the investigation, most probable cause of the malfunction is that they replaced the damaged power socket.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: MAINTENANCE UNIT
• Common Device Name: MAINTENANCE UNIT
• 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 ; 5082077661
• MDR Report Key: 24622188
• Report Number: 3002808148-2026-07235
• Device Sequence Number: 9841693
• Product Code: FDF
• UDI-Device Identifier: 04953170060434
• UDI-Public: 04953170060434
• Combination Product (Y/N): N
• Initial Reporter Country: PL
• PMA/510(K) Number: K051645
• 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,User Facility
• Initial Reporter Occupation: Nurse
• Type of Report: Initial,Followup
• Report Date (Section B): 04/10/2026

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: MU-1
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Follow-Up
• Initial Date Received by Manufacturer: 02/20/2026
• Supplement Date Received by Manufacturer: 03/18/2026
• Initial Report FDA Received Date: 03/17/2026
• Supplement Report FDA Received Date: 04/11/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 05/19/2015
• 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