发明名称 |
Heavy ion radiation therapy system with stair-step modulation |
摘要 |
A system for modulating a fan beam for radiation treatment employs shutters that may move rapidly into and out of different beamlets of a fan beam, the shutters having a systematic weighting so that a limited number of shutters may obtain a far greater number of regularly spaced energy reductions. |
申请公布号 |
US8269196(B2) |
申请公布日期 |
2012.09.18 |
申请号 |
US20080439440 |
申请日期 |
2008.02.27 |
申请人 |
HILL PATRICK M.;MACKIE THOMAS R.;AL-SADAH JIHAD H.;WISCONSIN ALUMNI RESEARCH FOUNDATION |
发明人 |
HILL PATRICK M.;MACKIE THOMAS R.;AL-SADAH JIHAD H. |
分类号 |
G21K5/04;A61N5/10;G21K3/00 |
主分类号 |
G21K5/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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