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:
Jul. 14, 2020

Filed:

Oct. 09, 2017
Applicants:

Wei-chiang Lin, Coral Gables, FL (US);

Yinchen Song, Lebanon, NH (US);

Inventors:

Wei-Chiang Lin, Coral Gables, FL (US);

Yinchen Song, Lebanon, NH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/00 (2006.01); A61B 5/1455 (2006.01); A61B 34/20 (2016.01); A61B 90/13 (2016.01);
U.S. Cl.
CPC ...
A61B 5/0075 (2013.01); A61B 5/14553 (2013.01); A61B 34/20 (2016.02); A61B 90/13 (2016.02); A61B 2034/2055 (2016.02); A61B 2576/026 (2013.01);
Abstract

The current invention pertains to a system and methods of identifying a site in a tissue of a patient as neoplastic or normal. The system comprises a source of electromagnetic signals; an optical probe which delivers the electromagnetic signals to a working end of the probe; a spectrometer which acquires diffuse reflectance electromagnetic signals returned from the site probed by the optical probe. The spectrometer processes the diffuse reflectance signals to produce a diffuse reflectance spectra which is transmitted to a system controller programmed to analyze the diffuse reflectance spectra to calculate hemoglobin concentration, hemoglobin oxygenation, and/or diffuse reflectance intensity of signals having wavelength of about 700 nm. These parameters are used to identify the site as neoplastic or normal. The system of current invention can be used in identifying neoplastic sites in brain in an intraoperative manner, for example, during a pediatric brain surgery.


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Lin, Wei-Chiang. (2020). Intraoperative guidance system for tumor surgery (U.S. Patent No. 10709334). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10709334

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