首先，建立了虚拟手术系统。
另一是虚拟手术系统，可用于指导手术的进行。
Another is the virtual operation system, which can be used to guide the surgery.
虚拟手术系统应该同时满足真实性和实时性的要求。
The virtual surgery simulation system must fulfill the demands of the reality and the real-time.
本文针对神经外科虚拟手术系统的关键技术进行了研究。
This dissertation has studied several key technologies of neurosurgery virtual surgery system.
实时而准确的血液流动效果增强了虚拟手术系统的真实感。
Real time and accurate simulation of blood flow can make the visual surgery more realistic.
虚拟现实技术与现代医学技术相结合产生了虚拟手术系统。
Virtual surgery system is an application of virtual reality in modern medicine technology.
目的解决虚拟手术系统中图像处理与三维可视化等方面的关键问题。
Objective To solve the key problems such as image processing and 3d visualization in the virtual surgical system.
本文主要研究了神经外科虚拟手术系统中的三维建模及人机交互技术。
This dissertation has mostly studied the technology of three-dimensional modeling and human-computer interaction in neurosurgery virtual surgery system.
本文提出了一种基于真实切割数据的用于虚拟手术的力觉模型建模方法。
The paper brings forward a reality-based virtual surgery haptic model method, the cutting force data is analysised in detail from the point of energy conservation and state transform.
以此进行三维重建和虚拟手术的研究，有益于肝脏解剖学和肝脏外科的研究。
And research on digitized virtual liver and virtual hepatic surgery may be beneficial to the development of the hepatic anatomy and surgery.
为基于真实生物体软组织切割力的虚拟手术中力觉模型建模提供了必要的条件。
Necessary condition is supplied for the reality-based haptic model of the virtual surgery.
肝脏虚拟手术仿真系统包括图像预处理、图像分割、体积估计，虚拟切割仿真等功能。
Virtual liver surgery simulation system consists of image pre-processing, image segmentation, volume estimation, the virtual cutting simulation and other functions.
为了解决虚拟手术的快速碰撞检测问题，提出了一种新的基于层次包围盒的快速碰撞检测方法。
In order to solve collision detection problem in virtual surgery, a rapid collision detection method based on bounding volume hierarchy is presented.
本文以虚拟手术为应用背景，对虚拟手术中的碰撞检测和软体自碰撞检测算法进行了深入研究。
With the background of virtual surgery simulations, the collision detection and self-collision detection problems are studied comprehensively in this thesis.
本文以由CT三维重建后的人体颅颌面各器官模型为研究对象，探讨建立虚拟手术系统的基础工作。
This article takes human cranial and maxillofacial organs based on 3d reconstruction by ct as the research object, discusses the basic work of making a virtual operation system.
该算法考虑到虚拟手术中存在的特殊情况，在形变模型的实时交互性与精确性之间取得了良好的平衡。
This algorithm considers the special conditions within virtual surgery, and has a good balance between real-time interactivity and accuracy of the deformable model.
建立颅颌面虚拟手术可通过分析病人的个体手术计划及步骤，降低颅颌面外科手术风险并提高手术精度。
The cranio-maxillofacial surgical planning can decrease the risk of cranio-maxillofacial surgery and increase the operation precision by analyzing the surgical plan and steps for individual patient.
实验结果证明算法能很好地解决虚拟手术中的碰撞检测问题，且满足虚拟手术中的实时性和精确性要求。
The experiment results shows that it can solve the problems and fulfil the requirement of accurate and real-time collision detection in virtual surgery.
首先，建立了神经外科虚拟手术系统所需要的三维模型：虚拟颅脑模型、虚拟手术室模型、虚拟手模型。
First, three-dimensional models for neurosurgery virtual surgery system has been build: virtual head model, virtual operating room model and virtual hand model.
随着虚拟现实和虚拟增强技术的提高，机器人辅助骨科虚拟手术技术成为解决这一难题的有效途径之一。
With the improvement of virtual reality and virtual reinforcement technology, robot-assisted orthopaedics surgical robot technology becomes a available way to solve the problem.
摘要 ：目的探讨3D打印技术结合虚拟手术设计为髋臼骨折患者制定个性化导航模块的可行性方案。
Abstract : Objective To evaluate the feasibility of the patient-specific intraoperative guides for acetabular fractures through the technolgy of 3D printing and digit design.
虚拟手术是一门综合性的学科，涉及到医学，计算机图形学，生物力学，机械动力学，材料科学等诸多领域。
Virtual surgery is a comprehensive subject; it involves medical science, computer graphics, biomechanics, mechanical dynamics, material science and so on.
通过与手术机器人控制系统的集成，虚拟手术仿真还可以为机器人系统的主从运动控制提供精确的定位信息。
Besides, by integrating with surgical robots, virtual surgery simulation could also afford accurate positioning information to master-and-slave motion control of the robot systems.
虚拟手术环境的精确建模，为在此基础上进行的手术培训、手术规划、手术预演和远程外科手术奠定了基础。
The accurate modeling of virtual surgical environment establish the stable base on surgery planning, surgery rehearse and telesurgery.
虚拟手术仿真是虚拟现实技术在现代医学领域的一个重要应用，快速精确的碰撞检测是虚拟手术仿真的基础。
Surgery simulation is an important application of virtual reality in the field of modern medical. Quick and exact collision detection is the base of surgery simulation.
本文针对支撑喉镜下喉部手术的虚拟系统进行研究，建立了虚拟手术系统，实现了喉部声带肿物切除的手术仿真。
Based on laryngeal surgery with laryngoscope, a virtual surgery system is established and it can realize the simulation of vocal cord tumor cutting with force feedback.
目前临床上使用的肝脏虚拟手术系统都以鼠标或是简单力反馈作为输入，无法给医生在三维空间中进行手术的感觉。
At present, the clinical used liver virtual surgery systems are use the mouse or a simple force feedback as an input, could not give doctors the feeling of surgery in three-dimensional space.
真实地感觉以及精确地测量虚拟手术将手术成功率提高一个台阶。同时也将帮助患者减小痛苦，缩短术后恢复时间。
The real feeling as well as the precisely measurement will enhance the surgery to a new stair. Meanwhile, it also can help the patient to reduce the pain, restores their recovery time.
真实地感觉以及精确地测量虚拟手术将手术成功率提高一个台阶。同时也将帮助患者减小痛苦，缩短术后恢复时间。
The real feeling as well as the precisely measurement will enhance the surgery to a new stair. Meanwhile, it also can help the patient to reduce the pain, restores their recovery time.
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