NON-INVASIVE DETERMINATION OF BLOOD COMPONENTS - RHODE ISLAND HOSP LIFESPAN PTR

Title:

NON-INVASIVE DETERMINATION OF BLOOD COMPONENTS

Document Type and Number:

WIPO Patent Application WO2002080764

Kind Code:

A9

Abstract:

A method of estimating an amount of a substance in a bodily fluid from the color of a tissue surface of a subject (20) includes capturing an image including at least a portion-of-interest of the subject and at least a reference portion of a color reference, the image being a digital image of pixels of at least one color, the image including a component value for each pixel for each of the at least one color, obtaining a first value associated with at least one component value corresponding to the portion-of-interest of the subject, obtaining a second value associated with at least one component value corresponding to the reference portion, and calculating an estimated amount of the substance using the first and second values.

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Inventors:

JAY GREGORY D (US)
SUNER SELIM (US)
ERNSTING KEVIN S (US)

Application Number:

PCT/US2002/010804

Publication Date:

January 03, 2003

Filing Date:

April 05, 2002

Export Citation:

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Assignee:

RHODE ISLAND HOSP LIFESPAN PTR (US)
JAY GREGORY D (US)
SUNER SELIM (US)
ERNSTING KEVIN S (US)

International Classes:

A61B5/00; A61B5/103; A61B5/145; A61B5/1455; A61B3/14; (IPC1-7): A61B5/00

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