2016-05-07 22:31
isocenter翻译
等中心
音标读音
英式:[aɪsəʊ'səntər]美式:[aɪsoʊ'səntər]
基本意思
航摄失真中心
形近的词
变形
例句
- A method of the verification and adjustment of X-knife system's isocenter
X刀系统等中心的验证和调整方法
- Objective: To investigate the methods of locate curative position of tangent field in breast cancer isocenter irradiation.
目的：探讨乳腺癌放疗胸壁切线野等中心照射，确定等中心的定位方法。
- Describes the importance of quality assurance of the radiotherapy and explains the structural design and operation method of the isocenter shoots and laser calibration tools.
本文介绍了放射治疗过程中进行质量检测的重要性，阐述了等中心射野校准工具的结构设计和使用方法。
- Methods A 2mm-diameter radioopaque sphere was positioned above the couch and was aligned to room isocenter ( ISO).
方法将2mm直径金属小球固定于床面之上并校准到房间等中心（ISO）。
- Isocenter shoots and laser calibration tools
等中心射野校准工具
- This article-analyzes isocenter rotation resolution of radiotherapy simulator and puts forward technical methods that have been proved in practice.
本文通过对放疗模拟定位机的等中心回转误差分析，提出了一些对策措施。实践证明，这些方法是行之有效的。
- Considered of pathology, only isocenter number and target volume significantly affected the tumor control interval.
如果考虑到肿瘤恶性程度，只有等中心数和肿瘤体积对肿瘤控制时间有显著影响。
- Methods: In this paper, the distance accuracy and the target accuracy as well as the absorbed dose in isocenter for 2300 C/ D linear accelerator and TPS were measured and verified by film and ionization chamber.
方法：采用胶片法和电离室法，对所使用的治疗计划系统和加速器距离精度、靶中心位置精度及等中心吸收剂量进行实测验证。
- The eligibility ratio of technical guidelines of 4 accelerators was 100%. However, the isocenter of treatment couch and radiation penumbra of 60Co therapy apparatus were not eligible.
4台加速器的技术指标合格率100%，60Co治疗机不合格的技术指标主要是治疗床的等中心和辐射半影区；
- Three-dimensional laser positioning system is the actuator of CT-SIM positioning system, which is used for calibrating the isocenter point. The three markers are projected out on the body surface to accomplish the task of marking the isocenter point of tumor.
三维激光定位系统是CT-SIM定位系统的标定等中心点的执行装置，它通过在人体体表上投射出三个标记点来完成对肿瘤等中心点的标记任务。
- The longitudinal resolution and alias at off-isocenter locations are related to factors of distance from the isocenter, interpolation algorithm, reconstruction interval and pitch.
纵向分辨率和混淆失真与偏离成像中心的距离、插值算法、重建间隔和螺距等因素有关。
- Isocenter numbers and tumor volume were the prognostic factors for tumor control, but conformity index was prognostic factor for survival as determined by Cox regression analysis.
Cox回归分析等中心数和肿瘤体积对肿瘤控制有显著影响，而适形指数对生存期有显著影响。
- The Improvement on the Technique of Breast Cancer Isocenter Irradiation Orientation
乳腺癌等中心照射定位技术的改进
- Isocenter Rotation Resolution Analysis and Technique of Radiotherapy Equipment
表格分析等。放疗设备等中心精度分析与对策
- Results: The distance accuracy of images displayed by 3D TPS was < 1%, and the location accuracy in isocenter < 2 mm. The absorbed dose accuracy in isocenter was < 1%.
结果：治疗计划系统所显示图像的距离精度<1%，靶中心位置精度<2mm，等中心吸收剂量精度<1%。
- The swatch mean value of images SNR on magnet isocenter was greater than others ( TTEST P < 0.05).
处于磁体中心层的图像信噪比样本均值大于其它层面的图像信噪比样本均值（t检验P<0.05）。
- The maximal error of the mechanical isocenter was ( 1.0 ± 0.6) mm according to the different mechanical gantry/ table angles.
在检查的不同机器臂架/治疗床角度中机械等中心最大误差为（1.0±0.6）mm；
- The dose equivalent rates in tunnel of the maze are less than 10-6 of the absorbed dose rate from the useful beam at the isocenter.
进入迷宫巷道后，X射线剂量当量率一般不超过等中心有用束X射线吸收剂量率的10－6。
- Fifteen patients with cancer pain were treated by X-knife using single isocenter and 5-mm collimators. 120 Gy was given to destroy the VPL or VPM and the target was enclosed by an area of 100% isodose curve.
应用单个等中心，5mm准直仪，以VPL或VPM为损毁靶点，100%等剂量线敷盖靶区，以120Gy剂量进行投照，对15例癌症疼痛患者进行治疗。
- Methods: Using [ B1 UNIFORMITY] program and body coil, position the phantom at the isocenter of the magnet, perform scans: SAGCOR and AXI, and measure the signal uniformity on image center and periphery;
方法：使用[B1UNIFORMI-TY]程序和体线圈，把标准测试水模置于磁体中心，做SAG、COR及AXI扫描，在图像的中心区域及外周上测量信号均匀度；
- Methods and materials: Computed tomography ( CT) simulation, therapy planning system ( TPS), 10 head-and-neck cancer patients were selected, using three methods on each patient: Holding isocenter point, using MLC to cover the field size ( A);
方法：cT模拟，TPS计划系统，选取10个头颈部肿瘤患者，分别用三种方法：固定等中心，多叶准直器适形（A）；
- The laser control system can control the laser line move on a large range of journey in three-dimensional coordinates to mark the isocenter point on the body surface.
激光灯的控制系统可控制激光线在三维坐标系上做较大范围的移动，以完成体表标记。
- Methods: On the basis of isocenter replacement technique, digital display replacement technique can provide a constant distance of two neighboring field centers by using the computer-provided precise real-time couch shifting data, which respond to line couchs in horizontal, longitudinal, transverse and vertical shifting directions.
方法：在等中心摆位技术基础上，根据直线加速器治疗床的水平纵向、横向、垂直上下移动时计算机提供实时移床的精确数据，使每次照射两相邻野中心距离不变；
- Methods: To observe the conrealtion between the position accuracy and the accuracy of isocenter, lamp field, targeted field, laser lamp.
方法：观察加速器等中心精度，灯光野，激光定位灯改变对摆位精度的影响。
- Results For 32 cases, the absolute dose value at the isocenter was below the tolerance limit of 5%; for one case, the dose value exceeded the range, but re-meet the demand through adjusting the measure point to a flat region of dose distribution.
结果所有患者的调强计划验证结果中有32例等中心点剂量误差在5%内符合，1例超出标准则重新选取两处剂量变化较缓区域补测点剂量，结果亦在5%内符合；
- Isodose line ranged from 40% to 60% with a mean of 49.43%, and isocenter ranged from 2 to 16 with a mean of 9.24. Results: The mean follow-up was 14.31 months ( 6~ 34 months).
等剂量线为40%～60%，平均49.43%。等中心数目2～16个，平均9.24。
- Conclusion: All results indicate that the accuracy of this mechanical isocenter subsystem had come up to the standard of quality control of X-knife.
结论：SRS200机械等中心精度均已达到立体定向放射外科治疗的质量控制要求。
- Of them, fifty-six patients were treated with conventional radiotherapeutic technique ( fixed source-skin-distance) and 41 with the improved technique ( cerrobend block facio-cervical portal and isocenter).
其中56例采用常规固定源皮距照射方法治疗，41例采用改进的低熔点铅挡块等中心技术。
百科解释
网络意思
等中心
等中心点
等角点
等深点
靶心放置到加速器的等中心