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. 20, 2021

Filed:

Jun. 12, 2015
Applicant:

Maxell, Ltd., Kyoto, JP;

Inventors:

Akihiko Kandori, Tokyo, JP;

Yuko Sano, Tokyo, JP;

Assignee:

MAXELL, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/11 (2006.01); A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/1124 (2013.01); A61B 5/0022 (2013.01); A61B 5/11 (2013.01); A61B 5/4088 (2013.01); A61B 5/6826 (2013.01); A61B 5/7257 (2013.01); A61B 2562/0257 (2013.01);
Abstract

A system for evaluating the degree of brain dysfunction of a subject, such as a decline in cognitive function, calculates a difference in movement functions between both hands in a coordination movement. The system includes a storage device for storing time-series data on a finger movement task of each of both hands of a test subject acquired by a movement sensor; a data processing device for analyzing the time-series data stored in the storage device; and a display device for displaying an analysis result analyzed by the data processing device. The data processing device includes a movement waveform generation unit for generating a movement waveform corresponding to the time-series data stored in the storage device; and a difference-between-hands feature quantity generation unit for generating a difference-between-hands feature quantity which represents a difference in respective finger movement tasks between both hands, based on the respective movement waveforms of both hands.


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