... operation safety,Classical CO2 circle absorber is with 2 canisters, low resistance, minimum gas leakage,Can be ... Advantage: Classical multifunctional anesthesia machine, economic in cost, easy in operation, Built-in anesthesia ventilator with IPPV and SIMV mode, could show ... operation safety,Classical CO2 circle absorber is with 2 canisters, low resistance, minimum gas leakage,Can be ...