Gow-gates mandibular nerve block

Particularly indicated if there is a history of IANB failure, evidence of anatomical variability or evidence of accessory innervation.

The objective of the technique is to place the needle tip and administer the local anesthetic at the neck of the condyle. This position is in proximity to the mandibular branch of the trigeminal nerve after it exits the foramen ovale. As with the other two mandibular techniques, use a 25-gauge long needle.

Before looking inside the patient’s mouth, determine the extraoral landmarks