心电图U波与左心室中层心肌关系的实验研究心电图U波与左心室中层心肌关系的实验研究r第30卷第6期第599页2001年12月同济医科大学ActaUnix,MeclTongjiVe[,武汉430030摘要利用单相动作电位记录技术,同步记录16其兔子左心室心外膜下,中层和心内膜下心肌的单相动作电位,以素他洛尔作为工具药,:?,随着察他洛尔剂量的增加,u渡更加明显?索他洛尔明显延长中层心肌的复极时程,心外膜下心肌的复极时程与体表心电图T渡的厦点相一致,;中层心肌;单相动作电位;,R972ExperimentalStudyontheRelationshipbetweentheUWaveinElectrocardiogramandtheMidmyocardiumofLeftVentricularWallZhangCuntai,Li”Yuntian,LuZaiyingegalDepartmentofCardiology,TongfiHospit,TongjiMedicalCollege,Huazt~ngUni’oet’sityofScienceandTechnology,Wuhan430030AbstractThemonophasicactionpotentialsinepicardium,mid~nyocardiumandendocardiumofJeftven—?investigatege~().TheincreaseofthedoseofSotalolo0uldobviouslyincreasetheamplitudeofUw~~*a~-ioao{
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