PC-CMV controls inspiratory pressure (Pinsp), PEEP, and f (breaths/min). The pressures are also maintained in case of leakage.
With all of the three systems working together, anesthesia machines are able to precisely prepare a gas mixture and deliver it to the patient. High-pressure system is made up of such components that receive gas from a high-pressure source, such as a gas cylinder or hospital gas system.
Nitrous oxide is frequently mixed with air or oxygen to serve the purpose of analgesia and anesthesia. A 50% mixture of oxygen and nitrous oxide, popularly known as Entonox is used as a labor analgesia in maternity suites. Carbon dioxide is required regularly for insufflations during laparoscopic surgeries.
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