Radiofrequency catheter ablation (RFCA) was performed on dog's and rabbit's atrium and ventricle to observe the structural alterations of heart muscle with the change of ablation energy.

经导管对犬和兔心房、心室行射频消蚀，观察消蚀后心肌结构的变化及消蚀能量与心肌损伤程度的关系。

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Objective: Typical atrial flutter (AFL) was treated by posterior isthmus liner radiofrequency catheter ablation (RFCA) technique.

目的：采用右心房后位峡部线性消融治疗典型心房扑动。

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Objective:To explore the cause of palpitation in patients with paroxysmal tachycardia(PT)after radiofrequency catheter ablation(RFCA)and treatment strategy.

目的：了解阵发性心动过速（PT）患者经导管射频消融术（RFCA）后心悸的原因，提出相应的处理对策。

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