概述了虚拟内窥镜的基本原理、优点及发展现状;针对目前虚拟内窥镜系统存在的问题,结合各种处理算法,以其实现过程为主线,具体分析了虚拟内窥镜系统的几个关键性技术,重点讨论了路径规划、实时绘制及导航的研究内容;最后对虚拟内窥镜的研究特点和趋势作了总结。
This paper presented a general description about the principle, advantages and development of virtual endoscopy technique, analyzed a couple of key problems existent in virtual endoscopy technique in detail, such as path planning, real-time rendering and navigation. Finally, summarized the characteristics and tendency about the research on virtual endoscopy technique.