Case Synopsis Anesthesia induction has just been completed on a healthy 20-year-old man undergoing inguinal herniorrhaphy. Gas flows are set to 1 L/min of oxygen (O 2 ) and 2 L/min of nitrous oxide (N 2 O). The O 2…
History Decades ago, accidental delivery of hypoxic gas mixtures was a constant threat during general anesthesia. Many instances of hypoxia were attributed to human error. In some cases, the anesthesiologist mistakenly turned the wrong gas flow control knob or failed…
Anesthesia Gas Delivery System The Anesthesia Machine as a Component of an Anesthesia Workstation The modern anesthesia gas delivery system is composed of the anesthesia machine (see the following section), anesthesia vaporizer(s) (see Chapter 3 ), breathing system (see Chapter…