发明名称 |
METHOD AND APPARATUS FOR CORRECTING FOCUS OF CT DEVICE |
摘要 |
A method and apparatus for correcting a focus of a CT device are provided. The method includes: calculating a total focus shift according to scanning data; and correcting, when the CT device is running, a deflection of an electron beam emitted from a ray source of the CT device, based on the total focus shift. The device includes: a shift calculation module, configured to calculate a total focus shift according to scanning data; and a shift correction module, configured to correct, when the CT device is running, a deflection of an electron beam emitted from a ray source of the CT device, based on the total focus shift. |
申请公布号 |
US2015117618(A1) |
申请公布日期 |
2015.04.30 |
申请号 |
US201414477862 |
申请日期 |
2014.09.05 |
申请人 |
Shenyang Neusoft Medical Systems Co., Ltd. |
发明人 |
LI Shuangxue;XIANG Xin;JIANG Zhewen |
分类号 |
A61B6/00;H01J35/14 |
主分类号 |
A61B6/00 |
代理机构 |
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代理人 |
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主权项 |
1. A method for correcting a focus of a CT device, comprising:
calculating a total focus shift according to scanning data; and correcting, when the CT device is running, a deflection of an electron beam emitted from a ray source of the CT device, based on the total focus shift. |
地址 |
Shenyang CN |