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.:

US 7962187 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 14, 2011

Filed:

Mar. 13, 2003
Applicant:

Sergio Fantini, Winchester, MA (US);

Inventor:

Sergio Fantini, Winchester, MA (US);

Assignee:

Tufts University, Medford, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Systems and methods are disclosed for detecting at least one region of a sample having an absorption level different from a background level of absorption in the sample by obtaining thicknesses of the sample and intensities of light transmitted through the sample at a plurality of locations. The system includes glass plates () for compressing the tissue, distance sensors (), illuminations fibers () connected to a light source (), and collection fibers () connected to spectrograph (). Spatial second derivatives are calculated from products of the thicknesses of the sample and the intensities of the transmitted light for the locations. The data points are compared to detect the region of the sample having an absorption level different from the background level of absorption within the sample. The new systems and method can be used to optically image, detect, and characterize tissue, lesions, such as cancer.


Find Patent Forward Citations

Fantini, Sergio. (2011). Optical imaging and oximetry of tissue (U.S. Patent No. 7962187). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7962187

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