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:
Mar. 29, 2011
Filed:
Mar. 21, 2003
Joseph Fisher, Toronto, CA;
David Preiss, Toronto, CA;
Takafumi Azami, Toronto, CA;
Alex Vesely, Toronto, CA;
Eitan Prisman, Toronto, CA;
Tehilla Adams, Toronto, CA;
Joseph Fisher, Toronto, CA;
David Preiss, Toronto, CA;
Takafumi Azami, Toronto, CA;
Alex Vesely, Toronto, CA;
Eitan Prisman, Toronto, CA;
Tehilla Adams, Toronto, CA;
Other;
Abstract
A method of calculating the flux of any gas (x) in a CBC circuit for a ventilated or a spontaneous breathing subject, for example said gas(x) being; a) an anesthetic such as but limited to; i)NO; ii) sevoflurane; iii) isoflurane; iv) halothane; v) desflurame; or the like b) Oxygen; c) Carbon dioxide; or the like utilizing the following relationships; Flux of gas(x)=SGF (F−F) wherein SGF=Source of gas flow into the breathing circuit (CBC circuit) in liters/minute as read from the gas flow meter as set by the anesthesiologist; F=Fractional concentration of gas X in the source gas (which is set by the anesthesiologist); F=Fractional concentration of gas X in the end expired gas as determined by a portable gas analyzer, or the like.