Objective To evaluate the feasibility and effect of transthoracic echocardiography (TTE) on guiding the occlusion of the hard-rim atrial septal defect (ASD).
目的评价经胸超声心动图(tte)指导硬缘房间隔缺损(asd)封堵术的可行性和作用。
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Conclusions TTE with tissue harmonic function can be used to accurately measure the size of hard-rim ASD and is a feasible, effective and simple method for guiding ASD occlusion.