... ventilator with IPPV and SIMV mode, could show P-t and V-t wave-form,With necessary monitoring and alarm function, to make sure ... , meet clinical safety requirement of EU,Optional: O2, N2O Yoke device. When main gas supply is failed, the backup gas supply ... , meet clinical safety requirement of EU,Optional: O2, N2O Yoke device. When main gas supply is failed, the backup gas supply ...