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华西医学  2010 

基于蒙特卡罗算法的肿瘤放射治疗计划系统的研究进展

, PP. 2129-2132

Keywords: 蒙特卡罗,放射治疗,计划系统,辐射输运

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Abstract:

【】蒙特卡罗剂量计算法一直被公认为是最精确的辐射输运计算工具,因此很早就成为模拟辐射治疗粒子输运的重要方法之一。但真正能应用于肿瘤放射治疗临床工作的基于蒙特卡罗算法的放射治疗计划系统的推出却经历了一个漫长的时间过程,目前仍在进一步开发和优化中。现就通用蒙特卡罗应用程序的发展历史,介绍基于蒙特卡罗算法的放射治疗计划系统的研究基础;描述放射治疗过程中完整的辐射输运的组成部分;总结此类系统的优势、研发难点和特有的限制条件;介绍能使蒙特卡罗算法应用于临床的主要途径;并指出仍需要努力研究从而充分发挥其潜力的领域。

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