BD-Covered Stent for Benign Esophageal Strictures: a Safety and Feasibility Study

Inclusion Criteria: * Subjects of both genders * Age ≥ 18 years * Appropriate cultural level and understanding of the study * Willingness to participate voluntarily in the study and give written informed consent * Refractory benign esophageal stricture with or without fistulae, i.e. the patient has to pass a minimum of 2 and a maximum of 10 failed esophageal dilations to the minimal diameter of 15-mm, using a pneumatic balloon dilator or Savary bougie, not complicated by or malignancy. * Ability to undergo periodic endoscopic follow-up. Exclusion Criteria: * Pregnancy or breastfeeding * Simultaneous participation in another clinical study * Life expectancy of less than 12 months * Malignant esophageal stricture * Stenosis after laryngectomy, or if the distance between the upper edge of the stent is less than 2 cm from the upper esophageal sphincter * Undergone an esophageal stent implantation before.