探讨在心腔内超声（ICE）导引下对局灶性心房颤动（简称房颤）行射频消融治疗的可行性和安全性。
This study tested the feasibility and safety of radiofrequency (RF) catheter ablation in eliminating focal atrial fibrillation (AF) under the guidance of intracardiac echocardiography (ICE).
超声；心房颤动；
超声；心房颤动；
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