Nasal cannula mask
First Claim
Patent Images
1. A nasal cannula of the type adapted to be interconnected to a gas or oxygen supply means with tube delivery means, comprising:
- a hollow delivery tube having open ends fo receipt of the gas or oxygen from said supply means;
a pair of hollow nasal extensions extending from an upper portion of said hollow delivery tube, spaced apart a distance adapted for insertion into the user'"'"'s nostrils;
a gas or oxygen feed aperture defined in the front portion of said hollow delivery tube; and
a cup-like mouth mask, the top of which being contiguous with said hollow delivery tube, having a channel defined in an upper portion thereof, said channel adapted to cover said oxygen feed aperture, said mouth mask further adapted to extend downward having sides terminating beyond the user'"'"'s mouth and its bottom terminating to rest upon the chin of the user wherein said cup-like mouth mask has a plurality of air apertures defined therein.
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Abstract
Disclosed is a nasal cannula having oral gas delivery means incorporated therein adapted to increase efficiency in providing gas, such as oxygen, to a patient.
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Citations
3 Claims
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1. A nasal cannula of the type adapted to be interconnected to a gas or oxygen supply means with tube delivery means, comprising:
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a hollow delivery tube having open ends fo receipt of the gas or oxygen from said supply means; a pair of hollow nasal extensions extending from an upper portion of said hollow delivery tube, spaced apart a distance adapted for insertion into the user'"'"'s nostrils; a gas or oxygen feed aperture defined in the front portion of said hollow delivery tube; and a cup-like mouth mask, the top of which being contiguous with said hollow delivery tube, having a channel defined in an upper portion thereof, said channel adapted to cover said oxygen feed aperture, said mouth mask further adapted to extend downward having sides terminating beyond the user'"'"'s mouth and its bottom terminating to rest upon the chin of the user wherein said cup-like mouth mask has a plurality of air apertures defined therein. - View Dependent Claims (2)
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3. A nasal cannula of the type adapted to be interconnected to a gas or oxygen tank supply means with tube delivery means, comprising:
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a hollow delivery tube having open ends for receipt of the gas or oxygen from said tank supply means; a pair of hollow nasal extensions extending from an upper portion of said hollow delivery tube, spaced apart a distance adapted for insertion into the user'"'"'s nostrils; a gas or oxygen feed aperture defined in the front portion of said hollow delivery tube in an area between said nasal extensions; and a cup-like mouth mask, the top of which being contiguous with said hollow delivery tube, having an upwardly protruding portion forming a channel defined in an upper central portion thereof, said channel adapted to cover said gas or oxygen feed aperture so that said gas feeds therein into said nasal mask, said mouth mask further adapted to extend downward having sides terminating beyond the sides of the user'"'"'s mouth and its bottom terminating at a point adapted to rest upon the lower portion of the chin of the user so that the mouth mask does not fit tightly around the user'"'"'s mouth.
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Specification