Hasson method (open technique).- Trocar with optical obturator.-Veress needle (closed technique).- acing the working trocars XX Exploring the abdominal cavity.- Identifying the anatomical landmarks.- Dissecting the Pars flaccid; Dissecting the Angle of His.- Introducing the gastric band.- Creating the retrocardial tunnel and connecting the gastric band with Goldfinger (TM).-