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. 15, 2025

Filed:

Jan. 16, 2024
Applicant:

Nec Corporation, Tokyo, JP;

Inventors:

Chenhui Huang, Tokyo, JP;

Kenichiro Fukushi, Tokyo, JP;

Yusuke Sekiguchi, Sendai, JP;

Haruki Yaguchi, Sendai, JP;

Keita Honda, Sendai, JP;

Shinichi Izumi, Sendai, JP;

Dai Owaki, Sendai, JP;

Assignee:

NEC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/00 (2006.01); A61B 5/103 (2006.01); G16H 40/67 (2018.01); G16H 50/30 (2018.01);
U.S. Cl.
CPC ...
A61B 5/7275 (2013.01); A61B 5/1038 (2013.01); A61B 5/6807 (2013.01); G16H 40/67 (2018.01); G16H 50/30 (2018.01); A61B 2562/0247 (2013.01); A61B 2562/04 (2013.01);
Abstract

A risk estimation apparatus includes a data acquisition unit that acquires measured data of foot pressures of the left foot and the right foot obtained by sensors that are provided in shoes and measure the foot pressures, a stance phase identification unit that identifies a starting timing and an ending timing of a stance phase of each of the left foot and the right foot from the measured data of the foot pressures, and a risk estimation unit that estimates a risk of abnormality of a lower limb on the basis of asymmetry between the foot pressures of the left foot and the right foot during the stance phase.


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