CPC A61M 16/122 (2014.02) [A61M 16/0057 (2013.01); A61M 16/0666 (2013.01); A61M 2016/1025 (2013.01); A61M 2202/0208 (2013.01); A61M 2202/0275 (2013.01); A61M 2205/15 (2013.01); A61M 2205/3368 (2013.01); A61M 2205/6018 (2013.01)] | 13 Claims |
1. A method, comprising:
coupling a cassette configured to provide NO gas to a console containing a pump and a first flow sensor, the cassette coupled to the console such that the first flow sensor is disposed between the cassette and the pump;
closing an output solenoid that is disposed after the cassette, the output solenoid, when open, configured to allow gas, including NO gas, to be conveyed to a patient, closing the output solenoid configured to place the cassette in fluid communication with a second flow sensor disposed between the cassette and an exhaust port;
activating the pump; and
leak testing the cassette by comparing a flow rate measured by the first flow sensor to a flow rate measured by a second flow sensor.
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