Infraorbital foramen

The infraorbital foramen ( "Under eye hole" ) is an opening of the skull in the region of the front surface (facies anterior) of the maxilla. It is up to people about 1 cm below the lower orbital rim. The infraorbital foramen is the external opening of the lower eye channel ( infraorbital canal ). Here come the infraorbital nerve and the infraorbital artery from.

The infraorbital foramen is one of the Trigeminusdruckpunkte. By injecting a Leitungsanästetikums in the vicinity of the lower eye hole of the infraorbital nerve can be turned off (regional anesthesia). The nerve block can be done both from the outside (extra -oral access ) or the lateral incisor of the oral cavity (intra- oral) and causes anesthesia of the maxillary incisors, canines and premolars, the buccal cavity atrium, the upper lip, the nose and the front upper jaw.