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Nasal cannula assembly

  • US 5,509,409 A
  • Filed: 09/12/1994
  • Issued: 04/23/1996
  • Est. Priority Date: 09/12/1994
  • Status: Expired due to Fees
First Claim
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1. A nasal cannula assembly, comprising:

  • a nasal cannula having a pair of apertured nostril outlet prongs and a pair of oxygen inlets;

    a pair of oxygen feed tubes, each tube having an inlet and an outlet, the tubes'"'"' outlets being connected to the cannula inlets respectively, and the feed tube inlets being adapted for connection to a source of pressurized oxygen, each of the feed tubes intermediate their ends adapted to be looped over a user'"'"'s ears, respectively; and

    a pair of face guards attached to respective small segments of the feed tubes between the nasal cannula and portions of the feed tubes adapted to be looped over the user'"'"'s ear to lift an adjacent portion of the feed tubes away from a user'"'"'s face and prevent irritation thereof, each face guard having a surface adapted to rest against a user'"'"'s face and including a pillow-like, rectangular cushioned pad of soft batting material within a flexible enclosure having rounded edges, disposed between the feed tube and the user'"'"'s cheek, wherein the width of each face guard taken perpendicular to a longitudinal axis of the small segment of the respective feed tube to which the face guard is attached, is substantially greater than the diameter of the feed tube, said surface adapted to rest against a user'"'"'s face being totally free of adhesive.

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