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1·The premature beats from lower right atrium and left atrial appendage showed higher inducibility of AF.

低位右心房及左心耳部位的期前兴奋易于诱发房颤。

2·Objective To study the mechanism of left atrial appendage thrombi resolution after anticoagulation with warfarin.

目的探讨华法林溶解左心耳血栓的机制。

3·Results: Left atrial appendage of 22 patients was adequately visualized by live three-dimensional echocardiography.

结果：22例患者用实时三维探头均可观察到左心耳形态。

4·Left atrial appendage has become a research hotspot for its special anatomic structure and function characteristics.

左心耳特殊的解剖结构、功能特点使其成为目前研究的热点。

5·Objective To observe effects of right atrial appendage (RAA) pacing and atrial septal (AS) pacing on atrial activation.

目的观察右心耳及房间隔起搏对心房电活动的影响。

6·Percutaneous transcatheter left atrial appendage exclusion embolism complications can be prevented and to avoid long-term oral anticoagulation drugs.

经皮左心耳堵闭术可以预防血栓栓塞并发症、并避免长期应用抗凝药物。