MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION RX NEEDLE KNIFE XL; UNIT, ELECTROSURGICAL, ENDOSCOPIC (WITH OR WITHOUT ACCESSORIES)

Model Number	M00545840
Medical Device Problem Codes	Deformation Due to Compressive Stress (2889); Positioning Problem (3009)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/09/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
H6: imdrf device code a040601 captures the reportable event of cutting wire kinked.
Event or Problem Description
It was reported to boston scientific corporation that an rx needle knife xl was attempted to be used in the papillary area during a procedure performed on (b)(6) 2025.During the procedure, an orientation abnormality in the cutting wire of the device occurred.It was also reported that the cutting wire was bent.The procedure was completed with another rx needle knife xl.There were no patient complications reported as a result of this event.

• Brand Name: RX NEEDLE KNIFE XL
• Common Device Name: UNIT, ELECTROSURGICAL, ENDOSCOPIC (WITH OR WITHOUT ACCESSORIES)
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer (Section G): BOSTON SCIENTIFIC CORPORATION; 2546 calle primera; alajuela ; CS
• Manufacturer Contact: christina lam ; 300 boston scientific way; marlborough, MA 01752 ; 9145716918
• MDR Report Key: 23985496
• Report Number: 3005099803-2026-00070
• Device Sequence Number: 19991069
• Product Code: KNS
• UDI-Device Identifier: 08714729283799
• UDI-Public: (01)08714729283799(17)270528(10)36622072
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K973826
• 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,Distributor
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 01/06/2026

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: M00545840
• Device Catalogue Number: M00545840
• Device Lot Number: 0036622072
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/09/2025
• Initial Report FDA Received Date: 01/06/2026
• Date Device Manufactured: 05/28/2025
• 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