MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION WallFlex? Duodenal; stent,metallic,expandable,duodenal

Model Number	M00565010
Medical Device Problem Codes	Difficult or Delayed Positioning (1157); Use of Device Problem (1670); Activation, Positioning or Separation Problem (2906); Positioning Problem (3009)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	07/02/2026
Type of Reportable Event	Malfunction

• Brand Name: WallFlex? Duodenal
• Common Device Name: stent,metallic,expandable,duodenal
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer (Section G): Boston Scientific Corporation; ballybrit business park; galway ; EI
• Manufacturer Contact: christina lam ; 300 boston scientific way; marlborough, MA 01752 ; +1(914)571-6918
• MDR Report Key: 50063589
• Report Number: 3005099803-2026-03065
• Device Sequence Number: 13438148
• Product Code: MUM
• UDI-Device Identifier: 08714729456483
• UDI-Public: (01)08714729456483(17)271203(10)38099466
• Combination Product (Y/N): N
• Initial Reporter Country: CH
• PMA/510(K) Number: K062750
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Other,Foreign,Health Professional,Company Representative,Distributor
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup,Followup,Followup
• Report Date (Section B): 09/21/2026

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 Model Number: M00565010
• Device Catalogue Number: M00565010
• Device Lot Number: 0038099466
• 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: 07/02/2026
• Supplement Date Received by Manufacturer: Not provided; 08/18/2026; 08/26/2026
• Initial Report FDA Received Date: 07/28/2026
• Supplement Report FDA Received Date: 08/19/2026; 09/09/2026; 09/21/2026
• Date Device Manufactured: 12/03/2025
• 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 Sex: Unknown