Several ventilation modes allow them to be used for intensive therapy of respiratory failure in the postoperative period and resuscitation. Electronic rotameter for oxygen O2, nitrous oxide N2O. Pressure gauges to control the pressure of the supplied gas and flowmeters to control the flow of gases. Electronic ventilator for long-term artificial ventilation of the lungs, which can operate in volume (10-1600 ml) or pressure switching modes. It has been specially designed for use in controlled ventilation anesthesia equipment.