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:
Jun. 28, 2022

Filed:

Jun. 24, 2020
Applicants:

Tsinghua University, Beijing, CN;

Nuctech Company Limited, Beijing, CN;

Nucway Company Limited, Beijing, CN;

Inventors:

Zhiqiang Chen, Beijing, CN;

Yuanjing Li, Beijing, CN;

Zhiwei Han, Beijing, CN;

Guang Yang, Beijing, CN;

Huaili Qin, Beijing, CN;

Wenyuan Qi, Beijing, CN;

Shan Kuang, Beijing, CN;

Aifeng Liang, Beijing, CN;

Yanqin Liu, Beijing, CN;

Assignees:

Nuctech Company Limited, Beijing, CN;

Nucway Company Limited, Beijing, CN;

Tsinghua University, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 6/00 (2006.01); A61B 6/02 (2006.01);
U.S. Cl.
CPC ...
A61B 6/542 (2013.01); A61B 6/022 (2013.01); A61B 6/461 (2013.01); A61B 6/487 (2013.01); A61B 6/5205 (2013.01); A61B 6/5288 (2013.01);
Abstract

The present disclosure provides a method and apparatus for detecting a dose distribution of an article. The method includes performing a fluoroscopy scanning on the article to be detected, to obtain mass data per unit area or unit volume for each point of the article to be detected; obtaining corresponding dose distribution data based on the mass data per unit area or unit volume and a preset mapping model, wherein the preset mapping model includes a mapping relationship between mass per unit area or unit volume and the dose distribution of the article under irradiation of a preset amount of energy; and matching the dose distribution data with a fluoroscopy image of the article to be detected, to generate and display a radiation image.


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