肿瘤精确放疗技术发展及应用现状乔延伟.pdf

Development and Application Situations of Precise and Accurate Radiotherapy Techniques for Tumors This paper describes the concepts, characteristics, development processes and recent situations of clinical applications of precise and accurate radiotherapy techniques including stereotactic radiotherapy (SRT), three-dimensional conformal radiation therapy (3D-CRT) and intensity modulated radiation therapy (IMRT), and introduces the imaging systems, main functions and recent situation of clinical applications of image-guided radiation therapy (IGRT). Precise and accurate radiotherapy based on accurate positioning, accurate design and accurate therapy will effectively maintain peoples health. stereotactic radiotherapy; three-dimensional conformal radiation therapy; intensity modulated radiation therapy; image-guided radiation therapy Department of Equipment, The First Hospital of Hebei Medical University, Shijiazhuang Hebei 050031, China