X刀的剂量计算 |
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引用本文: | 李光明,李树祥.X刀的剂量计算[J].北京生物医学工程,1998,17(4):223-226. |
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作者姓名: | 李光明 李树祥 |
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作者单位: | 第一军医大学生物医学工程系医学图像全军重点实验室 |
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摘 要: | 本文提出一种X刀快速计算剂量算法,根据立体定向放射外科中使用的高能X射线特性和窄束射线剂量分布数学模型,通过改变步长的搜索,快速并精确地计算出剂量分布。
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关 键 词: | 计算 剂量 三维治疗计划 立体定向 X刀 |
The Rapid Dose Calculation in X Knife |
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Abstract: | In this paper,a method for the rapid dose calculation in the treatment planning for X knife is presented.According to the character of the high enegy X ray beams used is steretactic radio surgery and the mathmatical model of narrow beam dose distribution,through search with variable grid spacings,the dose distribution can be calculated rapidly and accurately. |
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Keywords: | Calculate Dose Three dimensional treatment planning X knife Stereotactic radiosurgery |
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