Patent ID: 6799575
Filing Date: 2004-10-05
Classification: A61M

Abstract:
A nasal cannula for administering treating gases to a patient that eliminates the dead space through which a patients exhalation gases pass, and provides a direct, isolated flow channel, comprising:(a) a hollow body with two hollow nasal nares that are designed to fit into the nasal passage of a patient; (b) a connector with one end attached to a wall of one of said hollow nasal nares and the other end of said connector attached to tubing which attaches to an exhalation port of said hollow body, whereby creating a flow channel that is sealed and isolated from said hollow body; (c) said hollow body also having an inhalation port with a means for connecting tubing to a source of treating gas, and having an exhalation port with a means for connecting tubing to a monitoring device.