 The use of hypnosedation in the context of anesthesia is validated. This is a technique that combines the hypnosis procedure as intravenous sedation. For surgery, it is associated with local anesthesia surgical site. It can favorably replace general anesthesia if surgery or endoscopy allows but doctors will always need local anesthesia surgical site where surgery The hospital Paris Saint joseph introduced gradually this technique from first in 2007 to the operating room and in the various services of conventional and ambulatory hospitalizations. 