Clear liquids consist of any drink you can see through. For example, water, juices, and clear sodas. Nothing with pulp and avoid purple, red, and brown liquids.
The machine used by anesthesia providers to deliver anesthetic gases and breathing during surgery. The machine has vital controls for the flow of oxygen, air, nitrous oxide, and anesthetic gases.
An injection or topical application of medication that causes that part of the body to become insensitive to pain and stimuli.