Status:

COMPLETED

Esophageal Fully Covered Metal Stents in Caustic Strictures Study

Lead Sponsor:

Boston Scientific Corporation

Conditions:

Refractory Benign Esophageal Strictures Caused by Caustic Ingestion

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

The purpose of this study is to establish clinical proof of concept of temporary indwell of the WallFlex™ Esophageal Fully Covered Metal Stent (FCMS) for the treatment of refractory benign esophageal ...

Detailed Description

The purpose of this study is to establish clinical proof of concept of temporary indwell of the WallFlex™ Esophageal Fully Covered Metal Stent (FCMS) for the treatment of refractory benign esophageal ...

Eligibility Criteria

Inclusion

  • Availability of medical history pertaining to dysphagia score prior to and during the preceding SECSER.
  • Availability of patient history pertaining to weight prior to and at completion of SECSER.
  • Benign esophageal stricture caused by caustic ingestion 12 or more weeks prior to enrollment.
  • Single esophageal stricture or multiple esophageal stricture over a length \< 6 cm.
  • Having completed the SECSER consisting of 3 dilations intended to reach 15 mm each, separated by 2 weeks, followed by 3 dilations intended to reach 15 mm each with steroid injections, separated by 2 weeks. The dilations may be performed using Bougie or balloon dilation at the discretion of the investigator.
  • Refractory stricture defined as recurrence of stricture with associated dysphagia within 6 months after completion of SECSER.
  • Dysphagia score of 2 (ability to swallow semi-solid foods), 3 (ability to swallow liquids only) or 4 (unable to swallow liquids) at baseline.
  • Unable to pass a standard endoscope (approximately 9.8 mm diameter).
  • Age 18 years or older.
  • Willing and able to comply with the study procedures and provide written informed consent to participate in the study.

Exclusion

  • Stricture within 2 cm of the upper esophageal sphincter.
  • Concomitant Esophageal ulcerations.
  • Prior esophageal stent placements.
  • Concurrent gastric and/or duodenal obstruction.
  • Patients with prior full or partial gastrectomy.
  • Sensitivity to any components of the stent or delivery system.
  • Concurrent medical condition that would affect the investigator's ability to evaluate the patient's condition or could compromise patient safety.
  • Participation in a clinical trial evaluating an investigational device within 3 months prior to enrollment in this study.

Key Trial Info

Start Date :

March 1 2015

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

November 1 2015

Estimated Enrollment :

1 Patients enrolled

Trial Details

Trial ID

NCT01899300

Start Date

March 1 2015

End Date

November 1 2015

Last Update

February 12 2021

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Postgraduate Institute of Medical Education and Research

Chandigarh, India, 160012

2

Asian Institute of Gastroenterology

Hyderabad, India, 500082