Intraoperative central hemodynamic parameters, external respiration were monitored; acid-base balance is achieved partly by recycling carbon dioxide in a closed breathing circuit using NICO 7300 system (Novametrix Medical Systems Inc. USA), based on the Fick principle.



Novametrix Medical Systems Inc.
Intraoperative central hemodynamic parameters, external respiration were monitored; acid-base balance is achieved partly by recycling carbon dioxide in a closed breathing circuit using NICO 7300 system (Novametrix Medical Systems Inc. USA), based on the Fick principle.



NICO 7300 system