a better relationship betweent the 3D reconstructed maximal regurgitant jet volumes and the parameters were found when calculated separately for each orifice (for regurgitant volumes circular, r=0. 96; rectangular, r=0. 99;triangular, r=0. 99).

• 当分别测定单瓣口重建的返流容积时，其结果与实际返流容积相关更好（圆形，r=0.；96；矩形，r=0