结论：应用计算机辅助的CT三维结构重建并进行模拟手术，对制定耳科手术计划有重要的意义。
Conclusion: Three dimensional reconstruction and simulated operations, which are taken by computer-aided ct, will play an important role in making operative plan.
前言： 目的：利用计算机重建技术模拟面神经隐窝入路手术三维解剖。
Objective:To simulate the surgical anatomy of the facial recess approach by means of the three dimensional (3D) reconstruction technique.
对空载、配置有传统无影灯及中空式LED无影灯的手术室的洁净气流流场三维建模并进行数值模拟。
The clean flow field in operating room which is equipped with no-lamp, traditional shadowless lamp or hollow led shadowless lamp is modeled in three-dimensional and numerically simulated.
为保证模型相对准确和满足模拟手术过程中三维交互的实时性要求，手术模拟系统要求在保持模型拓扑结构的前提下简化模型。
To keep3D model relatively accurate and meet the realtime requirement of3D interaction on surgery simulation, a simplified model which keeps topological consistency should be acquired.
系统使医生能从特定患者的CT图像重构出三维表面模型，并使用了面向术式的手术模拟交互，改善了三维交互。
The system allows surgeons to reconstruct 3D isosurface model from specific patients CT image. To improve 3D interactive performance operation-oriented is presented.
系统使医生能从特定患者的CT图像重构出三维表面模型，并使用了面向术式的手术模拟交互，改善了三维交互。
The system allows surgeons to reconstruct 3D isosurface model from specific patients CT image. To improve 3D interactive performance operation-oriented is presented.
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