How does anesthesia for wisdom teeth removal usually work?

Anesthesia: All permanent teeth have nerve supply. The way local anesthesia works is by injecting novocaine into the nerves thereby numbing the gum, the tooth and parts of the face.

General vs local: Local anesthesia is used for many dental procedures general anesthesia ( asleep) may be used for difficult wisdom teeth extractions most often at an oral surgeons office.

Light Sedation: Usually this operation can be done with local anesthesia and light sedation. Some dentists use valium , other might use a combination of medications including nitrous oxide.