DRÄGER Julian mobile anaesthesia workstation comprising bellows-in-bottle ventilator with electrical control, respiratory volume of 50 ml-1400 ml and for pressure-controlled ventilation (PCV). Electronic gas dosing for O2, N2O and air. Safety device: failure warning device for O2,N2O,Air,nitrous oxide block, oxygen-ratio controller, monitoring of CO2 and the anaesthetics Halo.,Enfl.,Isofl.,Sevofl. and Desfl. with automated anaesthetic gas identification, second-hand