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    • 3. 发明授权
    • System and method for three-dimensional reconstruction of a tubular organ
    • 管状器官三维重建的系统和方法
    • US07742629B2
    • 2010-06-22
    • US10573464
    • 2004-09-24
    • Michael ZarkhMoshe Klaiman
    • Michael ZarkhMoshe Klaiman
    • G06K9/00G06K9/36
    • G06T7/564
    • Embodiments of the present invention include methods and systems for three-dimensional reconstruction of a tubular organ (for example, coronary artery) using a plurality of two-dimensional images. Some of the embodiments may include displaying a first image of a vascular network, receiving input for identifying on the first image a vessel of interest, tracing the edges of the vessel of interest including eliminating false edges of objects visually adjacent to the vessel of interest, determining substantially precise radius and densitometry values along the vessel, displaying at least a second image of the vascular network, receiving input for identifying on the second image the vessel of interest, tracing the edges of the vessel of interest in the second image, including eliminating false edges of objects visually adjacent to the vessel of interest, determining substantially precise radius and densitometry values along the vessel in the second image, determining a three dimensional reconstruction of the vessel of interest and determining fused area (cross-section) measurements along the vessel and computing and presenting quantitative measurements, including, but not limited to, true length, percent narrowing (diameter and area), and the like.
    • 本发明的实施例包括使用多个二维图像的管状器官(例如冠状动脉)的三维重建的方法和系统。 一些实施例可以包括显示血管网络的第一图像,接收用于在第一图像上识别感兴趣血管的输入,跟踪感兴趣血管的边缘,包括消除视觉上与感兴趣血管相邻的物体的假边缘, 确定沿着血管的基本上精确的半径和密度测定值,显示血管网络的至少第二图像,接收用于在第二图像上识别感兴趣血管的输入,跟踪第二图像中感兴趣血管的边缘,包括消除 确定与目标血管视觉相邻的物体的假边缘,沿着第二图像中的血管确定基本上精确的半径和密度测定值,确定感兴趣的血管的三维重建,并确定沿着血管的融合区域(横截面)测量 并且计算和呈现定量测量,包括但不限于, 真实长度,百分比变窄(直径和面积)等。