MAUDE Adverse Event Report: AOMORI OLYMPUS CO., LTD. DISPOSABLE PAPILLOTOMY KNIFE

Model Number	KD-210Q-0720
Medical Device Problem Code	Break (1069)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	05/08/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The investigation is ongoing.A supplemental report will be submitted when the investigation is completed or if additional information becomes available.
Event or Problem Description
It was reported that the cutting wire on the papillotomy knife broke while cutting into the ampulla.The reported issue occurred during a therapeutic endoscopic retrograde cholangiopancreatography (ecrp) to enter the common bile duct (cbd) for a tumor.The procedure was aborted and the doctor was unable to place a stent.There were no reports of patient harm.
Additional Manufacturer Narrative
This supplemental report is being submitted to provide the results of the final investigation updated field(s): d8, g1, h2, h6, h11 corrected d7a - ni should have been no the device was not returned to olympus for inspection therefore the reported failure was not confirmed.A definitive root cause could not be identified.Based on the results of the investigation, the most probable cause of the complaint is cause not established.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: DISPOSABLE PAPILLOTOMY KNIFE
• Common Device Name: DISPOSABLE PAPILLOTOMY KNIFE
• 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: 22178137
• Report Number: 9614641-2025-00947
• Device Sequence Number: 15683661
• Product Code: KNS
• UDI-Device Identifier: 04953170040009
• UDI-Public: 04953170040009
• Combination Product (Y/N): N
• Initial Reporter State: VA
• Initial Reporter Country: US
• PMA/510(K) Number: K950166
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,User Facility
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 02/11/2026

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: KD-210Q-0720
• 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: 05/19/2025
• Supplement Date Received by Manufacturer: 01/19/2026
• Initial Report FDA Received Date: 06/10/2025
• Supplement Report FDA Received Date: 02/11/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Unknown