目的：评价胸壁切线野照射ct模拟定位的价值。
Objective: To appraise the value of tangential chest wall irradiation with ct simulation.
目的探讨模拟定位机导引下经皮细针吸取活检对肺部肿块的诊断意义。
Objective To discuss the Significance of diagnosis for the lung masses by fine needle biopsy under simulator guide.
目的：对31例患者模拟定位机引导下经皮肺穿刺术的临床应用进行评估。
Objective:To estimate effect of clinical application of percutaneous lung puncture biopsy guided by simulator in 31 cases.
目的：通过对CT模拟定位系统在临床应用上的探讨，评价其在放疗中的作用。
Purpose: Analyze clinical practice of CT-based simulation, evaluate its effect on radiation therapy.
结果：CT模拟定位可以和X线模拟定位一样完成从定位到做体表标记的全过程。
Result: Like X-Ray simulation, CT-based simulation can carry out all the process from simulation to body surface marking.
资料指标程序库会在未变更栏位上制作一个已查询的更新，以模拟定位更新支援。
The cursor library emulates positioned update support by doing a searched update on the unchanging fields.
方法：住院需放疗的肿瘤病人经模拟定位后， 即拍X线片，同时电脑采集定位图像。
Methods: During the treatment simulation, get the patients simulator film and the computer location image at the same time.
直线加速器、CT模拟定位机以及三维计划治疗系统是肿瘤放射治疗中的最主要的设备。
The linear accelerator, CT imitates to position the machine and stereoscopic plan treatment system are the equipment of the most that the tumor projects the under medical treatment.
常规检验模拟定位机机械和几何参数的不确定度，探索模拟定位机质量控制的方法和要求。
Routine methods were used to detect the machinery and geometry parameters uncertainty of simulation in order to evaluate the methods and requirements of simulation quality control.
前言： 目的：通过CT模拟定位技术的临床应用研究，评价其在调强放疗计划设计中的作用。
Objective:To study the clinical application of CT-based simulation and evaluate the its value in the treatment planning of intensity-modulated radiotherapy(IMRT).
分析肝脏肿瘤放疗CT模拟定位三期增强扫描的必要性和腹部呼吸限制下不同呼吸状态扫描的可行性。
The final result was to show the necessity of CT simulation three phase contrast scan in liver cancer radiotherapy and the necessity of limited abdominal breathing.
本文简要介绍了质子适形放射治疗计划存在的主要问题，以及质子适形放射治疗计划的模拟定位的方式和计算方法。
Describes the main problems existing in the plan for conformal proton radiotherapy and the analog locating mode and calculating method of the plan.
方法：用CT机、激光定位系统、“魔十字”、STAR- 2000三维计划系统和加速器共同完成对肿瘤病人的CT模拟定位和治疗计划的制定。
Method: Make use of CT, laser patient's marking system, magic cross, STAR-2000 3d planning system and accelerator, to carry out CT-based simulation and therapy planning.
方法：用CT机、激光定位系统、“魔十字”、STAR- 2000三维计划系统和加速器共同完成对肿瘤病人的CT模拟定位和治疗计划的制定。
Method: Make use of CT, laser patient's marking system, magic cross, STAR-2000 3d planning system and accelerator, to carry out CT-based simulation and therapy planning.
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