It reduces the stomach capacity by 75-80% in the vertical axis and provides saturation and satisfactory weight loss by reducing the ghrelin hormone level by about 85-90% through surgery, which causes the feeling of hunger. It provides a balanced and satisfactory weight loss. Since the stomach looks like a tube after the surgery, it is called a tubular stomach surgery. Due to the lack of need to absorb vitamins and minerals for life after surgery, the chance of an endoscopy is not lost, as the chance to reach the ideal weight is extremely high, this surgery is very much in demand.