: Automatically cuts off the flow of nitrous oxide if the oxygen supply pressure drops.
: Acts as "external lungs" to maintain respiratory rate and volume for deeply anesthetized patients. Safety Features & Monitoring Essentials of anaesthetic equipment
: A system of tubes and valves—like the Mapleson or Circle systems—that delivers gases and removes exhaled carbon dioxide ( CO2cap C cap O sub 2 : Automatically cuts off the flow of nitrous
: Individually calibrated glass tubes that measure and indicate the specific flow rate of each gas in litres per minute. the "Big Five" essential monitors are:
According to ScienceDirect , the "Big Five" essential monitors are: