Comparison of 3-dimension conformal and intensity-modulated radiation therapy plans for rectum cancer;
直肠癌三维适形和调强放疗物理计划的比较研究
Background and Objective: Intensity-modulated radiation therapy (IMRT) is a new irradiation technique developed to improve target dose conformity and normal tissue sparing.
但是,在调强放疗这种复杂的照射技术实施过程中,每分次照射时间较常规放疗明显延长,这可能导致其辐射生物学效应发生显著改变。
Improved simulate annealing algorithm for therapy planning optimization in intensity modulated radiation therapy;
调强放疗治疗计划制定中的改进模拟退火算法
Objective: To investinate the short-term effects of Intensity modulated radiation therapy (IMRT)on recurrent Cervical Cancer in pelvis.
方法:17例盆腔复发宫颈癌患者给予调强放疗。
Systematic setup errors for intensity modulated radiation therapy in the nasopharyngeal carcinoma:effect on dose distribution;
背景与目的:目前调强放疗已广泛应用于鼻咽癌,与传统放疗相比,调强放疗对摆位精确度要求更高。
Methods and techniques for precise verification of IMRT dose distribution using DVS.;
利用DVS对调强放疗计划剂量分布精确验证的方法与技巧
Optimization of IMRT based on scaled conjugate gradient algorithm;
基于SCG算法的调强放疗计划优化
Comparison of the irradiation doses for IMRT and conventional radiotherapy in nasopharyngeal carcinoma patients;
鼻咽癌调强放疗和常规放疗受照剂量对比分析
From simple superfical X ray machines to intensity modulated radiotherapy: brief introduction for the Department of Radiation Oncology of the Cancer Hosptial of Fudan University;
从浅部X线到调强放疗——复旦大学附属肿瘤医院放疗科发展简史
[Purpose] To investigate the set-up error in intensity modulated radiotherapy (IMRT) with electric portal image device (EPID) in nasopharyngeal carcinoma (NPC).
[目的]用电子射野图像器件(EPID)拍摄的射野片研究调强放疗治疗鼻咽癌过程中的摆位误差。
OBJECTIVE: To study the efficacy of using differential multileaf collimators in the treatment of nasopharyngeal carcinoma (NPC) by intensity-modulated radiotherapy techniques( IMRT).
目的:探讨不同多叶准直器(multileaf collimator,MLC)叶片宽度对调强放疗(intensity modulated radiotherapy,IMRT)治疗计划的影响。
The paper designed a computer monitoring system to monitor the capacity, voltage, strong discharge and malfunction status of Cd Ni accumulator applied in transformer station in real time.
针对镉镍电池在变电站直流保护应用中存在的技术难题 ,设计了一种微机监测系统 ,从而实现了对蓄电池的容量、电压、强放电以及故障状况的实时监测 ,以便运行人员根据具体情况及时做出正确处理 ,保证直流系统可靠工