The purpose of this study is to provide a 3D reconstruction of the skeleton of the coronary artery tree from two X-ray angiograms acquired on a biplane angiographic system.

• 由于双平面X射线造影系统只能提供两幅有限的投影数据,冠状动脉树的三维重建在匹配、优化几何变换矩阵等方面存在困难。