MAUDE Adverse Event Report: AOMORI OLYMPUS CO., LTD. BALLOON

Model Number	MAJ-1351
Medical Device Problem Code	Incomplete or Inadequate Connection (4037)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	01/15/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that during a diagnostic ebus procedure, the balloon on the ebus scope became loose and "remained hanging at the end of the scope." there were no injuries 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.
Additional Manufacturer Narrative
This supplemental report is being submitted to provide the results of the final investigation.Updated fields: d8, d9, h2, h3, h6 (type of investigation, investigation findings, investigation conclusions), h11.Corrected field: h5 - labeled for single use changed from n/a to no.Based on the results of the investigation, and since the device was not returned for evaluation, the definitive root cause of the reported issue could not be determined.Olympus will continue to monitor field performance for this device.
Event or Problem Description
No additional information received from customer.

• Brand Name: BALLOON
• Common Device Name: BALLOON
• Manufacturer (Section D): AOMORI OLYMPUS CO., LTD.; 2-248-1 okkonoki; kuroishi-shi, aomori 036-0 357; JA 036-0357
• Manufacturer (Section G): AOMORI OLYMPUS CO., LTD.; 2-248-1 okkonoki; kuroishi-shi, aomori 036-0 357; JA 036-0357
• Manufacturer Contact: todd brill ; 800 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 24231544
• Report Number: 9614641-2026-00129
• Device Sequence Number: 13329492
• Product Code: PSV
• UDI-Device Identifier: 04953170463938
• UDI-Public: 04953170463938
• Combination Product (Y/N): N
• Initial Reporter Country: NO
• PMA/510(K) Number: K042140
• 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): 03/12/2026

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: MAJ-1351
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 01/19/2026
• Supplement Date Received by Manufacturer: 02/26/2026
• Initial Report FDA Received Date: 02/02/2026
• Supplement Report FDA Received Date: 03/12/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 03/01/2025
• 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