CPC A61M 16/183 (2013.01) [A61M 16/01 (2013.01); A61M 16/104 (2013.01); A61M 16/1005 (2014.02); A61M 2202/0208 (2013.01); A61M 2202/0283 (2013.01)] | 19 Claims |
1. An anesthesia vaporizer system comprising:
a sump chamber;
a variable volume reservoir within the sump chamber, wherein the variable volume reservoir is configured to contain liquid anesthetic agent;
an anesthetic vaporizer that vaporizes the liquid anesthetic agent for delivery to a patient;
a gas mixer configured to combine gasses from multiple gas sources;
a pressurized gas source connected to the sump chamber and the gas mixer, the pressurized gas source being configured to provide a constant pressure within the sump chamber to compress the variable volume reservoir and force the liquid anesthetic agent through the anesthetic vaporizer; and
a dual outlet valve having an inlet connected to the pressurized gas source, a first outlet connected to the gas mixer, and a second outlet connected to the sump chamber, wherein the dual outlet valve controls flow of gas to the gas mixer and the sump chamber.
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