MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION TRAPEZOID RX; LITHOTRIPTOR, BILIARY MECHANICAL

Model Number	M00510890
Medical Device Problem Code	Difficult to Open or Close (2921)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/23/2026
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Block e1: the address of the initial reporter facility (b)(6).Block h6: imdrf device code a051104 captures the reportable event of basket failure to release stone.Imdrf f2301 captures the event that the basket was pulled apart to release the stone.Block h11: the device was not returned for analysis; therefore, product analysis could not be performed.It was confirmed that this device met manufacturing specification prior to distribution and there were no manufacturing deviations which could have contributed to the reported event.Based on the information provided, the most probable cause of the reported issues "basket failure to open" and "basket failure to close" cannot be established due to lack of evidence.The product was not returned for analysis to identify any defect with the device.Additionally, without proper evaluation of the device, it remains unknown the most probable causes that contributed to the events.All compiled information on this investigation determines that the most probable cause is cause not established.
Event or Problem Description
It was reported to boston scientific corporation that a trapezoid rx was used in the common bile duct during an endoscopic retrograde cholangiopancreatography (ercp) procedure performed on (b)(6) 2026.During the procedure, the trapezoid rx could not expand and contract normally during use.A stone was inside the basket when it could not expand normally, and the physician pulled the basket apart to release the stone.The procedure was completed with another same device.There were no patient complications as a result of this event.

• Brand Name: TRAPEZOID RX
• Common Device Name: LITHOTRIPTOR, BILIARY MECHANICAL
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer (Section G): BOSTON SCIENTIFIC CORPORATION; 780 brookside drive; spencer IN 47460
• Manufacturer Contact: christina lam ; 300 boston scientific way; marlborough, MA 01752 ; 9145716918
• MDR Report Key: 25644136
• Report Number: 3005099803-2026-02601
• Device Sequence Number: 9424044
• Product Code: LQC
• UDI-Device Identifier: 08714729296409
• UDI-Public: (01)08714729296409(17)260822(10)37274148
• Combination Product (Y/N): N
• Initial Reporter Country: CH
• PMA/510(K) Number: K040447
• 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: Other
• Type of Report: Initial
• Report Date (Section B): 06/26/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 08/22/2026
• Device Model Number: M00510890
• Device Catalogue Number: M00510890
• Device Lot Number: 0037274148
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/02/2026
• Initial Report FDA Received Date: 06/26/2026
• Date Device Manufactured: 08/22/2025
• 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
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 40 YR
• Patient Sex: Male
• Patient Weight: 74 KG