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:
Oct. 31, 2023

Filed:

Aug. 30, 2017
Applicants:

The United States of America, As Represented BY the Secretary, Department of Health & Human Services, Rockville, MD (US);

02;the Henry M. Jackson Foundation for the Advancement of Military Medicine, Inc., Rockville, MD (US);

Inventors:

Jason D. Riley, Kingston, CA;

Franck Amyot, Washington, DC (US);

Amir H. Gandjbakhche, Potomac, MD (US);

James G. Smirniotopoulos, Silver Spring, MD (US);

Eric Wassermann, Rockville, MD (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/02 (2006.01); A61B 5/00 (2006.01); G01N 21/359 (2014.01);
U.S. Cl.
CPC ...
A61B 5/02042 (2013.01); A61B 5/0042 (2013.01); A61B 5/0059 (2013.01); A61B 5/0075 (2013.01); A61B 5/0082 (2013.01); A61B 5/4064 (2013.01); A61B 5/4887 (2013.01); A61B 5/7282 (2013.01); A61B 2562/0242 (2013.01); G01N 21/359 (2013.01);
Abstract

Featured are methods, apparatus and devices for detecting a hematoma in tissue of a patient. In one aspect, such a method includes emitting near infrared light continuously into the tissue from a non-stationary near infrared light emitter and continuously monitoring the tissue using a non-stationary probe so as to continuously detect reflected light. The near infrared light is emitted at two distances from a brain of the patient, so the emitted light penetrates to two different depths. Such a method also includes applying a ratiometric analysis to the reflected light to distinguish a border between normal tissue and tissue exhibiting blood accumulation.


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