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The SARD variety of multifractality of ventricular epicardial mapping during ischemia
  • ISSN号:1007-1423
  • 期刊名称:《现代计算机:上下旬》
  • 时间:0
  • 分类:R54[医药卫生—心血管疾病;医药卫生—临床医学;医药卫生—内科学]
  • 作者机构:[1]State Key Laboratory of Modern Acoustics, Institute for Biomedical Electronical Engineering, Nanjing University, Nanjing 210093, China, [2]Engineering Science and Bioengineering Institute, University of Auckland, Private Bag 92019, NZ, [3]Laboratory of Physiology, University of Oxford, Parks Road, Oxford OX13PT, UK
  • 相关基金:Experimental work was supported by the Wellcome Trust and British Heart Foundation. This work was supported by the National Natural Science Foundation of China (Grant No. 60501003).
中文摘要:

我们在印射的一个动物模型 usingepicardial 电镀物品潜力分析了心脏的 ische-mia-reperfusion。我们在 epicardial 电记录图调查了在 multi-fractality 的局部缺血和可变性之间的关系。我们在场一个新参数叫了清楚地与 yocardiaischemia 的程度在 multifractility 表明变化的奇特光谱区域参考分散(肉红玉髓) 。由对比 3D 有激活地图的室的 epicardial 肉红玉髓地图,我们断定那心肌的局部缺血显著地影响室的心外膜电记录图的变化 ofmultifractality, SARD 参数仔细在有局部缺血的地点的 epicardial 电记录图的相关 multifractality 是有用的。

英文摘要:

We have analyzed cardiac ischemia-reperfusion in an animal model using epicardial electropotential mapping. We investigated the relationship between ischemia and variability of multi- fractality in epicardial electrograms. We present a new parameter called the singularity spectrum area reference dispersion (SARD) that clearly demonstrates the change in multifractility with the extent of myocardiaischemia. By contrasting the 3D ventricular epicardial SARD map with the activation map, we conclude that myocardial ischemia significantly influences the variety of multifractality of ventricular epicardium electrograms and the SARD parameter is useful in correlating multifractality of epicardial electrograms with location of ischemia closely.

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期刊信息
  • 《现代计算机:中旬刊》
  • 主管单位:中山大学
  • 主办单位:中大控股
  • 主编:林楚昭
  • 地址:广州市新港西路135号中山大学园东区106栋西座1楼
  • 邮编:510275
  • 邮箱:tougao@moderencomputer.cn
  • 电话:020-84110804
  • 国际标准刊号:ISSN:1007-1423
  • 国内统一刊号:ISSN:44-1415/TP
  • 邮发代号:46-205
  • 获奖情况:
  • 国内外数据库收录:
  • 被引量:1102