发明授权
- 专利标题: Heavy ion radiation therapy system with stair-step modulation
- 专利标题(中): 具有梯级调制的重离子放射治疗系统
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申请号: US12439440申请日: 2008-02-27
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公开(公告)号: US08269196B2公开(公告)日: 2012-09-18
- 发明人: Patrick M. Hill , Thomas R. Mackie , Jihad H. Al-Sadah
- 申请人: Patrick M. Hill , Thomas R. Mackie , Jihad H. Al-Sadah
- 申请人地址: US WI Madison
- 专利权人: Wisconsin Alumni Research Foundation
- 当前专利权人: Wisconsin Alumni Research Foundation
- 当前专利权人地址: US WI Madison
- 代理机构: Boyle Fredrickson, S.C.
- 国际申请: PCT/US2008/055161 WO 20080227
- 国际公布: WO2008/106532 WO 20080904
- 主分类号: G21K5/04
- IPC分类号: G21K5/04 ; G21K3/00 ; A61N5/10
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.
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