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.

Date of Patent:
Apr. 24, 2007

Filed:

Aug. 19, 2002
Applicants:

Ulrich J. Pfeiffer, Munich, DE;

Thorsten Burger, Munich, DE;

Inventors:

Ulrich J. Pfeiffer, Munich, DE;

Thorsten Burger, Munich, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 6/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system for the determination of quantifies relating to the circulatory system of a patient including a device for the non-invasive measurement of the qualitative variation over time of the local concentration of an indicator injected into the blood circulation system at a first position, the measurement taking place at a second position of the blood circulation system. An evaluating unit is provided, in which there is implemented an evaluating algorithm which transforms the qualitative variation into a quantitative variation over time of the local concentration of the indicator injected into the blood circulation system. For the purposes of the transformation, the condition is fulfilled that the cardiac output COdye calculable from the quantitative variation over time of the local concentration in accordance with a predetermined relationship is equal to an input value of the cardiac output COe, which has been determined by thermodilution measurement.


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