What is Anesthesia?
Anesthesia means "without sensation" or a "reversable lack of awareness".
Types of Anesthesia
There are three main categories of anesthesia: general, regional and local:
General Anesthesia - Patient is unconscious and has no awareness of the surgical procedure or other sensations.
Regional Anesthesia - Patient receives an injection of medication near a cluster of nerves to numb only the area of the body that requires surgery, you may remain awake or receive a sedative.
Local Anesthesia - A local anesthetic is injected into the patient's skin and tissue to numb a specific location.
Conscious sedation can be divided into three stages: