... 单腔心房起搏 AAIR 双心房起搏 Biatrial pacing 频率适应性心房起搏 AAIR ...
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biatrial-right ventricular upper septal pacing 右室间隔上部三腔起搏
·2,447,543篇论文数据，部分数据来源于NoteExpress
The surface body electrocardiogram(ECG) manifestations of biatrial pacing are that P wave duration shortens, the polarity of P wave changes to negative, PR interval gets shorter correspondingly.
双房同步起搏体表心电图表现为P波时限短、负向或正负双向，PR间期相应缩短。
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