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:
Apr. 26, 2022

Filed:

Jun. 01, 2018
Applicants:

Nuctech Company Limited, Beijing, CN;

Tsinghua University, Beijing, CN;

Inventors:

Chengjun Tan, Beijing, CN;

Wenhui Huang, Beijing, CN;

Chuanxiang Tang, Beijing, CN;

Qingxiu Jin, Beijing, CN;

Dongsheng Zhang, Beijing, CN;

Qun Luo, Beijing, CN;

Donghai Liu, Beijing, CN;

Luming Zhang, Beijing, CN;

Peidong Wu, Beijing, CN;

Assignees:

Nuctech Company Limited, Beijing, CN;

TSINGHUA UNIVERSITY, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 5/14 (2006.01); H01J 35/14 (2006.01); H01J 35/06 (2006.01); H01J 35/12 (2006.01); H01J 35/16 (2006.01); A61B 6/03 (2006.01);
U.S. Cl.
CPC ...
H01J 35/14 (2013.01); A61B 6/032 (2013.01); H01J 35/06 (2013.01); H01J 35/12 (2013.01); H01J 35/153 (2019.05); H01J 35/16 (2013.01); H01J 2235/068 (2013.01); H01J 2235/086 (2013.01);
Abstract

An anode target comprises: a plurality of target structures, used for receiving an electron beam emitted by a cathode to generate a ray, the plurality of target structures being of three-dimensional structures having bevels; a copper cooling body, used for bearing the target structures and comprising an oxygen-free copper cooling body; a cooling oil tube, used for cooling the anode target; and a shielding layer, used for achieving a shielding effect and comprising a tungsten shielding layer. The anode target, the ray light source, the computed tomography scanning device, and the imaging method in the present application are able to enable all target spots on the anode target to be distributed on a straight line, imaging quality of a ray system is improved, and complexity of an imaging system is reduced.


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