肝胆虚拟手术中的力觉弹性模型研究

计算机工程与应用 ›› 2007, Vol. 43 ›› Issue (33): 211-213.

肝胆虚拟手术中的力觉弹性模型研究

朱志有,鲍苏苏,潘家辉,廖其光,段秀丽

华南师范大学计算机学院,广州 510631

收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2007-11-21 发布日期:2007-11-21
通讯作者: 朱志有

Study of haptic elastic model in hepatobiliary surgery

ZHU Zhi-you,BAO Su-su,PAN Jia-hui,LIAO Qi-guang,DUAN Xiu-li

School of Computer Science,South China Normal University,Guangzhou 510631,China

Received:1900-01-01 Revised:1900-01-01 Online:2007-11-21 Published:2007-11-21
Contact: ZHU Zhi-you

摘要/Abstract

摘要： 利用增强的64排螺旋CT数据,对肝胆脏器进行了力觉弹性模型建模研究。总结了国内外近年来软组织建模的研究状况、主要流程和关键技术,给出了适合肝胆虚拟手术的几何建模、物理/计算建型、网格划分、碰撞检测及基于PHANTOM力反馈设备的实时响应计算方法。给出了相应的系统框架和结果,搭建了一个GHOST SDK下开发的虚拟环境,为肝胆虚拟手术进一步的仿真奠定了基础。

关键词: 64排螺旋CT, 肝胆虚拟手术, 力觉弹性模型

Abstract: Use enhanced 64-slice spiral CT as data input,do a study to building the haptic elastic model of complicated hepatobiliary.Make a summary of domestic and overseas study on soft-tissue modeling in recent years,explain the main flow and pivotal technique for building it.Give out the suitable methods in virtual hepatobiliary surgery,including geometry modeling,physical/ computational modeling,meshing,collision detection and Calculating method of real-time response based on PHANTOM force feedback device.Give out the relevant system frame and result.Set up a virtual environment developed under GHOST SDK ,and base a foundation for farther simulation in virtual hepatobiliary surgery.

Key words: 64-slice spiral CT, virtual hepatobiliary surgery, haptic elastic model

朱志有,鲍苏苏,潘家辉,廖其光,段秀丽. 肝胆虚拟手术中的力觉弹性模型研究[J]. 计算机工程与应用, 2007, 43(33): 211-213.

ZHU Zhi-you,BAO Su-su,PAN Jia-hui,LIAO Qi-guang,DUAN Xiu-li. Study of haptic elastic model in hepatobiliary surgery[J]. Computer Engineering and Applications, 2007, 43(33): 211-213.