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. 25, 2022

Filed:

Sep. 12, 2019
Applicant:

Neusoft Medical Systems Co., Ltd., Liaoning, CN;

Inventors:

Lei Chen, Liaoning, CN;

Qiang Li, Liaoning, CN;

Yan Kang, Liaoning, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/08 (2006.01); A61B 5/00 (2006.01); G06K 9/62 (2022.01); G06N 7/00 (2006.01); G06T 5/20 (2006.01); G06T 7/00 (2017.01);
U.S. Cl.
CPC ...
A61B 5/08 (2013.01); A61B 5/004 (2013.01); A61B 5/746 (2013.01); G06K 9/6226 (2013.01); G06N 7/005 (2013.01); G06T 5/20 (2013.01); G06T 7/0012 (2013.01); G06T 2207/10081 (2013.01); G06T 2207/20021 (2013.01); G06T 2207/30061 (2013.01);
Abstract

Methods, devices, systems and apparatus for determining emphysema thresholds for processing a pulmonary medical image are provided. In one aspect, a method includes: determining lung lobe regions in the pulmonary medical image, and, for each of the lung lobe regions, clustering CT values in the lung lobe region to divide the lung lobe region into a first sub region and a second sub region and acquiring a CT value corresponding to an intersection of a first CT value distribution function for the first sub region and a second CT value distribution function for the second sub region in the lung lobe region as an emphysema threshold for the lung lobe region.


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