Objective: To study the morphological changes of atrioventricularjunctionarea (atrioventricular node and atrioventricular bundle) on the myocardial ischemia model of rat.
目的：在大鼠心肌缺血模型上研究房室交界区(房室结及房室束)的形态学变化。
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Echocardiography in all patients showed tricuspid area without movement of the leaflets, no CDFI signal over the right atrioventricularjunction.