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脑磁刺激空间感应电场分布的数学模型与计算机仿真
引用本文:殷涛,刘志朋. 脑磁刺激空间感应电场分布的数学模型与计算机仿真[J]. 中国生物医学工程学报, 2004, 23(6): 529-536
作者姓名:殷涛  刘志朋
作者单位:中国医学科学院中国协和医科大学,生物医学工程研究所,天津,300192
摘    要:本研究建立了脑神经磁刺激研究中较常用的八字线圈感应电场分布的半无界空间数学模型 ,应用数值积分和图形旋转与消隐技术建立了计算机仿真方法 ,据此分析了八字线圈感应电场空间分布的特性 ,为设计具有更好空间定位性和矢量选择性的脑神经磁刺激线圈提供了有效的仿真手段和研究方法。

关 键 词:磁刺激线圈  感应电场分布  数学模型  计算机仿真
文章编号:0258-8021(2004)-06-529-08
修稿时间:2004-10-28

MATHEMATIC MODEL AND COMPUTATIONAL IMITATION IN THE RESEARCH OF THE ELECTRIC FIELD INTENSITY''''S DISTRIBUTION INDUCED BY MAGNETIC STIMULATION USED IN HUMAN BRAIN
YIN Tao,LIU Zhi-peng. MATHEMATIC MODEL AND COMPUTATIONAL IMITATION IN THE RESEARCH OF THE ELECTRIC FIELD INTENSITY''''S DISTRIBUTION INDUCED BY MAGNETIC STIMULATION USED IN HUMAN BRAIN[J]. Chinese Journal of Biomedical Engineering, 2004, 23(6): 529-536
Authors:YIN Tao  LIU Zhi-peng
Abstract:In this work, we established a semi-boundary mathematic model in the research of the distribution of electric field intensity induced by figure-eight coil in magnetic stimulation of human brain, and established a computational imitation method by applying numerical value integral and graphics circumrotate and graphic shelter technology.Based on the model and imitation method,we analyzed the distribution of induced electric field by figure-eight coil. As a result, we provided an effective method for the design of magnetic coil with more accurately spacial orientation and vector selectivity.
Keywords:Magnetic stimulation coil   Intensity distribution of induced electric field   Mathematic model  Computational imitation.
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