Objective: To review the experience of atrial septal defect (ASD) closure with occluder by minimally invasive and non-extracorporeal circulation ways.
目的：小结微刨非体外循环下房间隔缺损(asd)封堵术的临床应用经验。
Objective To explore the method of atrial septal defect (ASD) occlusion with occluder by thoracoscopic and chest small incision ways and detective value of echocardiography.
目的探讨胸腔镜及经胸小切口开窗新术式置入新型房间隔缺损闭合器的方法和超声监测意义。
Objective To review the experience of atrial septal defect (ASD) occluder by minimally invasive and non-extracorporeal circulation ways.
目的总结我院微创非体外循环房间隔缺损封堵术的临床应用经验。
Objective The precise assessment of defect size and shape is of paramount important information for the clinical decision of atrial septal defect (ASD).
目的对缺损的大小和形态学特征的准确评估，是房间隔缺损（ASD）临床决策至关重要的信息；
Objective:To investigate the quantitative diagnostic accuracy of congenital atrial septal defect(ASD) by trans-esophageal echocardiography(TEE).
目的：探讨经食管超声心动图对先天性心脏病房间隔缺损（房缺）定量诊断的准确性。
Objective: To evaluate the clinical significance of 16 slice spiral ct in diagnosis and directing therapy of atrial septal defect (ASD).
目的：探讨16层螺旋CT在房间隔缺损(asd)诊断及指导治疗中的价值。
AIM: To investigate the effect of atrial septal defect (ASD) occlusion on the improvement of right heart load.
目的：探讨房间隔缺损(asd)封堵术对右心负荷改善的作用以及超声心动图检测价值。
Objective To evaluate the efficiency and clinical application of transthoracic color echocardiography in transcatheter closure of atrial septal defect (ASD).
目的评价经胸彩色多普勒超声引导经导管房间隔缺损(asd)封堵术的可靠性及应用方法。
Objective: To explore the clinical guideline value of novel real - time three - dimensional echocardiography (RT- 3DE) in percutaneous transcather closure treatment of atrial septal defect (ASD) .
目的：探讨新的实时三维超声心动图（RT-3DE）技术对经皮导管封堵先天性心脏病房间隔缺损（ASD）的指导应用价值。
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。
Objective To assess the accuracy of color Doppler ultrasonography in the diagnosis of atrial septal defect (ASD).
目的研究彩色多普勒超声诊断房间隔缺损(asd)的准确性。
Objective To evaluate the values of acoustic quantification (AQ) technique in assessment of the right atrium function in patients with atrial septal defect (ASD).
目的探讨应用声学定量技术(AQ)评价房间隔缺损(asd)患者右房功能的价值。
Objective:To investigate the changes of right ventricular velocities, strain and strain rate in patients with atrial septal defect(ASD)after transcatheter closure.
目的：运用二维超声斑点追踪技术评价经皮房间隔封堵术前后患者右心室运动速度、应变及应变率的急性期变化。
To exlore the dignostic validation of CCD on atrium level shunt and compare it with CDV, 51 patients of atrial septal defect( ASD) received CDV and CCD examination before operation.
对51例房间隔缺损（ASD）患者术前进行彩色多普勒速度图（CDV）和彩色多普勒速度能量图（CCD）检查，对房水平分流的方向、分流束的边界连续性及彩色充填进行观察对比分析。
Objective To evaluate the value of color Doppler echocardiography in the diagnosis of atrial septal defect (ASD).
目的探讨房间隔缺损的彩色多普勒超声心动图诊断价值。
Objective To evaluate the value of color Doppler echocardiography in the diagnosis of atrial septal defect (ASD).
目的探讨房间隔缺损的彩色多普勒超声心动图诊断价值。
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