结论：三维标测系统指引导管环肺静脉线性消融治疗阵发性心房颤动疗效高，安全性好。

Conclusion: Circumferential pulmonary vein linear ablation guided by 3d mapping system (CARTO system) was safe and effective for paroxysmal atrial fibrillation therapy.

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结果：采用深置指引导管技术进行介入的214处病变，成功处理204处，成功率95.3%。

Result: with the deep seating technique, 204 of the 214 deep seating procedures were successfully performed with a success rate of 95.3%.

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