Focal atrial fibrillation treated by circumferential radiofrequency catheter ablation of pulmonary vein orifice.

导管射频肺静脉口环状消融治疗局灶性心房颤动。

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Objective To determine the predictors of recurrence of atrial tachyarrhythmias(ATa) after circumferential pulmonary vein ablation (CPVA) for patients with atrial fibrillation(AF).

目的探讨心房颤动（简称房颤）环肺静脉消融术（CPVA）后复发的预测因素。

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Objective To investigate the safety and efficacy of circumferential pulmonary vein linear ablation guided by 3-d mapping system in patients with atrial fibrillation.

目的探讨三维标测系统指导下行心房颤动(房颤)环肺静脉线性消融的安全性和有效性。

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Objective To investigate the efficacy and safety of circumferential pulmonary vein (PV) linear ablation (CPVA) guided by 3-d mapping system in patients with chronic atrial fibrillation (CAF).

目的探讨三维标测系统指导下环肺静脉线性消融治疗慢性心房颤动(房颤)的疗效和安全性。

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Objective: TO investigate the safety and efficacy of circumferential pulmonary vein linear ablation guided by 3d mapping system (CARTO) in patients with atrial fibrillation.

目的：评价三维标测系统(CARTO)指导下心房颤动导管射频消融治疗的疗效和安全性。

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Objective: TO investigate the safety and efficacy of circumferential pulmonary vein linear ablation guided by 3d mapping system (CARTO) in patients with atrial fibrillation.

目的：评价三维标测系统(CARTO)指导下心房颤动导管射频消融治疗的疗效和安全性。

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