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. 14, 2025

Filed:

Dec. 22, 2022
Applicant:

Kingfar International Inc., Beijing, CN;

Inventors:

Qichao Zhao, Beijing, CN;

Ran Yang, Beijing, CN;

Zhao Li, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/397 (2021.01); A61B 5/1455 (2006.01); A61B 5/313 (2021.01);
U.S. Cl.
CPC ...
A61B 5/397 (2021.01); A61B 5/14551 (2013.01); A61B 5/313 (2021.01);
Abstract

The embodiments of the present disclosure provides a device for determining muscle state based on electromyography signal and muscle oxygen saturation. The devices includes: a signal collection module, configured for collecting a human electromyography signal data; a light source detection module, configured for emitting light with different wavelengths; a photosensitive receiver module, configured for receiving light reflected by skin after the light emitted by the light source detection module irradiates the skin; a blood oxygen calculation module, configured for calculating the muscle oxygen saturation based on the light received by the photosensitive receiver module; and a data statistics module, configured for determining the muscle state based on the human electromyography signal data and the muscle oxygen saturation. In this way, an accurate detection of muscle state is realized.


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