There are several types of anesthesia for gallbladder polyp surgery: 1, when there was no minimally invasive, epidural anesthesia was used, that is, the old people say semi-anesthesia or awake state, only in the abdomen this piece has no pain, but there will be a sense of touch, this is called epidural anesthesia, then need open surgery; 2, general anesthesia, similar to the kind of anesthesia into sleep conditions, with anesthesia machine assisted ventilation, a series of monitoring, which is general General anesthesia, there are also different types of anesthesia, general anesthesia or epidural anesthesia, depending on the type of surgery. With the advancement of technology, most of them use general anesthesia, which requires an induction phase of anesthesia, entering the anesthesia state for surgery, and finally the awake phase of anesthesia, which is sent back to the ward only after the patient is fully awake from general anesthesia and has his own gag reflex and cough reflex.