“…During the process of acquiring of an anesthesia ventilator, the user should also look at several modalities for delivering volatile anaesthetic administration: the possibility of target-controlled inhalation that can lead to reduction in gas and halogenated anesthetics consumption without hemodynamic effects [11][12][13][14]; the wash-in time for halogenated anesthetics agents [15] or the ability to function with very low fresh gas flow.…”