These suggested that AAI had atrioventricular synchrony and synchrony of ventricle contraction, and was a suitable pacing mould.
认为AAI起搏既保持了房室顺序同步性又维持了心室收缩舒张顺序的同步性，是较理想的起搏方式。
ObjectiveApplying echocardiography to assess the effects of atrioventricular synchrony and ventricular activation sequence on left ventricular systolic function.
目的探讨超声心动图法在房室同步和心室同步对左心室收缩功能影响中的应用。
By using Color Doppler flow image (CDFI), the effects of right ventricular pacing with and without atrioventricular synchrony on the hemodynamics were studied in 17 patients.
本文应用彩色多普勒血流显像仪对17例安置永久性心脏起搏器患者进行了血流动力学研究。
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