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:
Jan. 14, 2025

Filed:

Mar. 20, 2023
Applicant:

University of Washington, Seattle, WA (US);

Inventors:

Lynn B. McGrath, Seattle, WA (US);

Anthony Law, Seattle, WA (US);

Randall Bly, Seattle, WA (US);

Shwetak N. Patel, Seattle, WA (US);

Alex T. Mariakakis, Seattle, WA (US);

Jacob Baudin, Seattle, WA (US);

Assignee:

University of Washington, Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 3/14 (2006.01); A61B 3/00 (2006.01); A61B 3/11 (2006.01); A61B 5/00 (2006.01); G06N 3/045 (2023.01); G06N 3/08 (2023.01); G06N 20/00 (2019.01); G06V 40/18 (2022.01);
U.S. Cl.
CPC ...
A61B 3/145 (2013.01); A61B 3/0008 (2013.01); A61B 3/11 (2013.01); A61B 5/4064 (2013.01); G06N 3/045 (2023.01); G06N 3/08 (2013.01); G06N 20/00 (2019.01); G06V 40/193 (2022.01);
Abstract

In some embodiments, techniques for using machine learning to enable visible light pupilometry are provided. In some embodiments, a smartphone may be used to create a visible light video recording of a pupillary light reflex (PLR). A machine learning model may be used to detect a size of a pupil in the video recording over time, and the size over time may be presented to a clinician. In some embodiments, a system that includes a smartphone and a box that holds the smartphone in a predetermined relationship to a subject's face is provided. In some embodiments, a sequential convolutional neural network architecture is used. In some embodiments, a fully convolutional neural network architecture is used.


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