... ; 【作者基本信息】 中国科学技术大学, 模式识别与智能系统, 2009, 博士 【摘要】 数字化X线摄影成像(Digital Radiography,DR)利用平板探测器接收X射线,直接获得数字图像信号,具有图像分辨率高、动态范围宽,成像速度快,对人体辐射...
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方法以FCR-5000 CR成像系统的应用及CR在骨骼系统摄影条件的成像特性,来选择合适的下肢全长骨骼数字化X线的摄影条件。
Methods A suitable X-ray exposure conditions for full-leg digital radiograph was chosen according to the application of FCR-5000 CR imaging system and the exposure conditions of CR in osseous system.
目的:通过测试数字成像设备的X线机管电压和曝光时间稳定性,探讨数字成像摄影条件的选择原则。
Objective:To obtain suitable digital radiologic exposure factors of CR and DR by measuring stability of their X-ray tube voltage and exposure time.
体层摄影术,X线计算机;下肢动脉成像;质量控制;动脉狭窄;血管造影术。
Tomography; Xray computer; Lower extremity artery imaging; Quality control; Artery stenosis; Digital Subtraction Angiography.
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