Objective: To assess the accuracy and reproducibility of real-time three-dimensionalechocardiography (RT-3DE) for measuring the volumes of models with different shape and size ire vitro.
目的：评价实时三维超声心动图(RT - 3de)技术在不同形状体外模型容积测量中的准确性和重复性。
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Conclusions TTE could be used as a screening method of ASD, while transesophageal three-dimensionalechocardiography plays an important role in the selections of therapy and occluder.