MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION ALLIANCE II; SYRINGE, BALLOON INFLATION

Model Number	M00550600
Medical Device Problem Code	Display or Visual Feedback Problem (1184)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	10/13/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Block e1: this event was reported by the bsc sales representative.The healthcare facility is: (b)(6) phone number:(b)(6) fax number: (b)(4).Block h6: imdrf device code a0902 captures the reportable event of gauge reading inaccurate.
Event or Problem Description
It was reported to boston scientific corporation that an alliance ii inflation syringe was attempted to be used in the common bile duct (cbd) during a dilation of cbd procedure to treat strictures in common bile duct performed on (b)(6) , 2025.During the procedure, the inflation device had no pressure and the gauge values stated between 0 and 1 atm.The procedure was completed with another alliance ii inflation syringe.No further information has been obtained despite good faith efforts.There were no patient complications reported as a result of this event.The patient's condition at the conclusion of the procedure was reported to have fully recovered.

• Brand Name: ALLIANCE II
• Common Device Name: SYRINGE, BALLOON INFLATION
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer (Section G): BOSTON SCIENTIFIC CORK LIMITED; cork business technology park; model farm road; cork T12 Y K88; EI T12 YK88
• Manufacturer Contact: christina lam ; 300 boston scientific way; marlborough, MA 01752 ; 9145716918
• MDR Report Key: 23923577
• Report Number: 3005099803-2025-06927
• Device Sequence Number: 9013741
• Product Code: MAV
• UDI-Device Identifier: 08714729746737
• UDI-Public: (01)08714729746737(17)270708(10)36915011
• Combination Product (Y/N): N
• Initial Reporter State: MA
• Initial Reporter Country: US
• PMA/510(K) Number: K922573
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Other,Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 12/30/2025

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: M00550600
• Device Catalogue Number: M00550600
• Device Lot Number: 0036915011
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 10/13/2025
• Initial Report FDA Received Date: 12/30/2025
• Date Device Manufactured: 07/08/2025
• 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