The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 02, 2003
Filed:
Apr. 18, 2001
Applicant:
Inventors:
James N. Curti, Bakersfield, CA (US);
James Chua, Bakersfield, CA (US);
Peter W. Salter, Tehachapi, CA (US);
Assignee:
Salter Labs, Arvin, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 1/508 ; A62B 7/00 ;
U.S. Cl.
CPC ...
A61M 1/508 ; A62B 7/00 ;
Abstract
A nasal cannula for insufflating a patient with oxygen through one nare of the cannula and separately analyzing the exhaled gases from the patient by drawing the sampling of the exhaled gas from the other nare of the cannula into a conventional carbon dioxide analyzer. A further addition of holes or vents in the nares of the cannula are provided on both the interior and posterior of one or both nares in order to substantially reduce or eliminate the incidence of occlusion of the tip of the carbon dioxide sampling nare.