The different types of anesthesia:
Local anaesthesia pure, or a product is injected locally to ensure insensitivity of the eyelids. However, the patient or is calm and does not sudden movement. A slight sedation can be obtained by an anxiolytic, took a few hours before.
Anaesthesia vigil is a local anesthetic depth by tranquilizers administered by intra-venous.
General anaesthesia classic, during which the patient is completely asleep. Reserved for patients too anxious. Hospital a day (ambulatory) or even overnight.