Bougie Sleeve Trial

Exclusion Criteria

• •Previous upper abdominal surgery (cholecystectomy excepted)
• •ASA (American Society of Anesthesiologists) score \> 3
• •Ongoing pregnancy or breast feeding
• •Esophagus pathology or disorder (esophageal varices, esophageal diverticula, esophageal tumors, esophageal strictures)
• •Coagulation disorder
• •Patient not covered by social security service and patient on AME
• •Patient under legal guardianship and trusteeship
• •Patient with known silicon allergy (calibration bougie contains medical silicon)
• •More generally, all other contraindications to the use of esophageal bougie MID-TUBE that have been the subject of a scientific paper or have been identified by the practitioner or practitioners