4.3 visit 3 - Endobarrier implantation The patient will arrive in a fasting state. The patient will be asked about any AE's and change in medications. Vital signs, weight, waist circumferences will be measured. Fasting Laboratory measurements will be performed Under full anesthesia (in order to achieve the best conditions for the accurate positioning of the device) gastroscopy will be performed and a guide wire will be inserted to the jejunum.