While the use of a local anesthetic to prevent pain is sufficient for many dental patients, sedation or general anesthesia may be appropriate to ensure the safe and efficient delivery of dental procedures. Most commonly given by means of an injection or as an inhalant, general anesthesia describes a mixture of potent drugs that are used to induce a sleep-like state. Sedation and general anesthesia are safely and effectively used for thousands of dental procedures each year.
Depending on the dental procedure, your dentist may determine that you only need a relatively small area to be numbed during surgery so that your visit is comfortable and pain-free. There are two kinds of numbing injections
When performing oral procedures that require numbing, dentists employ two kinds of local anesthesia, block injections, which numbs an entire region of your mouth, such as one side of your lower jaw, and infiltration injections, which numb a smaller area.