<qa>  What is the standard protocol for naso-gastric tube use?Following intestinal surgery, the classical protocol indicates the use of a naso-gastric tube and starvation more or less prolonged of the patient dependent of surgeons view. Decision to feed the patient is based on gas and feces reappearance after surgery. However, prolonged starvation might be uncomfortable for the patient as well as increasing his hospitalization stay. Moreover, delayed feeding effect on anastomosis and wound healing is controversial and naso-gastric tube use is known to be uncomfortable and may generate secondary adverse events. 