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.
虚拟手术系统的研究和开发为医生提供了可反复使用的训练和模拟工具，可以应用于手术规划、手术演练和手术中的保护等。
The object of virtual surgery simulation system research and development is to provide a reusable environment for surgery training, planning, rehearsal and protection in operation.
尸体模拟研究及置管训练使用椎间盘镜手术系统，共对7具尸体C1-7椎体间的14个间隙进行内镜下的颈椎前路减压操作。
Surgical Model: With the MED system, we performed 14endoscopic anterior cervical discectomy on the C1-7 cervical spine of 7 cadaveric specimens.
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.
并通过在自己研制的WATO机器人辅助手术系统上的模拟误差分析实验证明了所分析关键技术具有较高的精确度，符合手术的基本要求。
The experiments of error analysis in our WATO system demonstrate that the position and related calibration technologies have a high precision and can satisfy surgical requirement.
并通过在自己研制的WATO机器人辅助手术系统上的模拟误差分析实验证明了所分析关键技术具有较高的精确度，符合手术的基本要求。
The experiments of error analysis in our WATO system demonstrate that the position and related calibration technologies have a high precision and can satisfy surgical requirement.
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