MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION WallFlex? Esophageal; Prosthesis, Esophageal

Model Number	M00516700
Medical Device Problem Code	Activation, Positioning or Separation Problem (2906)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	08/24/2026
Type of Reportable Event	Malfunction

• Brand Name: WallFlex? Esophageal
• Common Device Name: Prosthesis, Esophageal
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 300 boston scientific way; marlborough MA 01752
• Manufacturer (Section G): Boston Scientific Corporation; ballybrit business park; galway H91 Y 868; EI H91 Y868
• Manufacturer Contact: christina lam ; 300 boston scientific way; marlborough, MA 01752 ; +1(914)571-6918
• MDR Report Key: 50940788
• Report Number: 3005099803-2026-03970
• Device Sequence Number: 10722508
• Product Code: ESW
• UDI-Device Identifier: 08714729778035
• UDI-Public: (01)08714729778035(17)270227(10)37318274
• Combination Product (Y/N): N
• Initial Reporter Country: CH
• PMA/510(K) Number: K233939
• 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
• Report Date (Section B): 09/29/2026

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: M00516700
• Device Catalogue Number: M00516700
• Device Lot Number: 0037318274
• 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: 09/03/2026
• Initial Report FDA Received Date: 09/29/2026
• Date Device Manufactured: 08/28/2025
• 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 Age: 82 YR
• Patient Sex: Male
• Patient Weight: 151 LB