目的：采用三维治疗计划系统(3d - TPS)模拟计算全身照射(TBI)的剂量分布。
Purpose: Simulating calculation the dose distribution of the total body irradiation (TBI) with three dimension treatment planning system (3d-tps).
治疗计划系统是伽玛刀的软件，能为临床医生预先规划治疗方案，准确地预见治疗效果从而确保放射治疗的安全性。
To be the software of Gamma Knife, Treatment Planning System (TPS) helps doctor to make treatment plan, predicts the clinical result to ensure the security of radiotherapy.
方法：使用立体定向治疗计划系统、靶点模拟器、头部定位框架检查各个治疗阶段靶区定位的误差。
METHODS: The stereotactic radiotherapy treatment planning system (SRT TPS), target simulator and head frame were used to check the errors of target localization during each radiation procedure.
针对目前放疗定位中的问题，提出了一种基于二维定位图像的实时放射治疗计划的设计方法和步骤。
According to the deficiencies of radiotherapy localization, a design and implementation of radiotherapy TPS based on two-dimensional localization image is presented in this paper.
论文对IMRT治疗计划系统进行了系统分析，为其全面的商品化开发提供了框架和依据。
In this paper, the TPS for IMRT is analyzed across-the-board. Then the frame and principles for its commercial development are provided.
随着三维治疗计划系统的普及，今后更为准确、更能预测肿瘤预后的肿瘤t分期，应考虑加入体积因素。
Along with using 3-dimensional TPS widely, the factor of tumor volume should be seriously considered for a new staging system, by which the treatment outcome will be more accurately and predicted.
在治疗计划系统中算出电离室所在区域的吸收剂量为计划剂量，按验证计划照射测量到的电离室吸收剂量为实测剂量，将二者进行比较得出误差。
Ionization chamber area dose calculated in TPS is plan dose, while the dose measured by ionization chamber according to QA plan is actual dose, Compare plan dose and actual dose then get the error.
①目的应用 热释光 （TLD）技术测量人体食管腔内靶区剂量 ，结合三维治疗计划系统 （3DTPS）验证评估肺校正在食管癌放疗计划设计中的重要意义。
Objective To investigate the importance of lung correction in designing radiotherapy for esophageal cancer by using 3D-TPS and TLD techniques.
①目的应用 热释光 （TLD）技术测量人体食管腔内靶区剂量 ，结合三维治疗计划系统 （3DTPS）验证评估肺校正在食管癌放疗计划设计中的重要意义。
Objective To investigate the importance of lung correction in designing radiotherapy for esophageal cancer by using 3D-TPS and TLD techniques.
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