Anterior superior alveolar nerve block

type of unilateral anterior teeth anesthesia. Less frequently used because of the risk of the clinician injuring the patient’s eye, which across the infraorbital area. Including all anterior teeth and premolars and the possibility of the mesiobuccal root of the 1st maxillary molar. It is important to locate the infraorbital foramen  via palpation. Advance the needle parallel to the long axis of the tooth until it contacts the bone of the infraorbital foramen.