MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION WALLFLEX ESOPHAGEAL; PROSTHESIS, ESOPHAGEAL

Model Number	M00516740
Medical Device Problem Code	Positioning Problem (3009)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/05/2024
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Imdrf device code a1502 captures the reportable event of stent positioning issue.
Event or Problem Description
It was reported to boston scientific corporation that a wallflex esophageal fully covered stent was to be implanted in the esophago-gastric junction (ogj) to treat an approximately 6cm malignant stricture during a stent placement procedure performed on (b)(6) 2024.The patient's anatomy was tortuous and was not dilated prior to stent placement.During the procedure, the stent was deployed, and the delivery system was removed; however, it was noted that the stent was placed proximal to the stricture.Subsequently, the stent was pushed down using a grasper, but it was unsuccessful.The stent was then removed with the same grasper.The procedure was cancelled as the physician decided not to place another stent.There were no patient complications reported as a result of this event.

• 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 ; EI
• Manufacturer Contact: carole morley ; 300 boston scientific way; marlborough, MA 01752 ; 5086834015
• MDR Report Key: 21048435
• Report Number: 3005099803-2024-06686
• Device Sequence Number: 8409277
• Product Code: ESW
• UDI-Device Identifier: 08714729778073
• UDI-Public: 08714729778073
• Combination Product (Y/N): N
• Initial Reporter Country: SF
• PMA/510(K) Number: K091510
• 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: Physician
• Type of Report: Initial
• Report Date (Section B): 12/31/2024

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: 09/01/2025
• Device Model Number: M00516740
• Device Catalogue Number: M00516740
• Device Lot Number: 0033328321
• 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: 12/05/2024
• Initial Report FDA Received Date: 12/31/2024
• Date Device Manufactured: 01/31/2024
• 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