心房纤颤比心房扑动更为常见。
Atrial fibrillation is much more common than atrial flutter.
射频消融治疗儿童心房扑动需积累经验。
The experience of RFA in the treatment of atrial flutter in children should be accumulated.
目的总结典型心房扑动的射频消融治疗经验。
Objective To summarize the experience of radiofrequency ablation (RF) of typical atrial flutter.
心房扑动的发生机制是右房内的大折返激动。
It is known that the macro-reentry activation in the right atrium is the mechanism of atrial flutter.
压迫颈动脉窦对心房扑动时的心房率几乎不起作用。
Carotid sinus pressure has little or no effect on the atrial rate in atrial flutter.
目的：采用右心房后位峡部线性消融治疗典型心房扑动。
Objective: Typical atrial flutter (AFL) was treated by posterior isthmus liner radiofrequency catheter ablation (RFCA) technique.
在3例峡部逆钟向阻滞者，低侧右房刺激诱发出短阵顺钟向心房扑动（简称房扑）；
Temporary clockwise atrial flutter was induced by pacing at low lateral right atrium in 3 cases with the counterclockwise block in the isthmus.
经冠状窦内消融治疗左房消融治疗心房颤动术后患者的典型心房扑动和房性心律失常。
Catheter ablation of atypical atrial flutter and atrial tachycardia within the coronary sinus after left atrial ablation for atrial fibrillation.
结果显示：心房颤动或心房扑动发生前的长周期多见于房性期前收缩后代偿间歇及明显窦性心动过缓等心律失常；
Results showed that long _ cycle leading to atrial fibrillation and flutter were mostly compensating period due to atrial premature beat or obviously sinus bradycardia.
通过比较心房扑动（简称房扑）成功消融前后右心房峡部时间间期，分析峡部时间间期的延长程度对峡部完全性双向阻滞的预测价值。
The purpose of this study was to determine whether the extent of prolongation of the transisthmus interval after ablation predicts complete bidirectional block.
通过比较心房扑动（简称房扑）成功消融前后右心房峡部时间间期，分析峡部时间间期的延长程度对峡部完全性双向阻滞的预测价值。
The purpose of this study was to determine whether the extent of prolongation of the transisthmus interval after ablation predicts complete bidirectional block.
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