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    • 1. 发明授权
    • System and method for measuring left ventricular torsion
    • 用于测量左心室扭转的系统和方法
    • US08224047B2
    • 2012-07-17
    • US12065589
    • 2006-09-01
    • Olivier GerardPascal AllainHeinrich Beckermann
    • Olivier GerardPascal AllainHeinrich Beckermann
    • G06K9/00G06K9/62A61B8/00
    • A61B8/08A61B8/13G06T7/0012G06T7/251G06T7/60G06T2207/10076G06T2207/10136G06T2207/30048
    • A system and method are provided for determining at least one torsion angle of a left ventricle. The method includes the steps of collecting three-dimensional ultrasound data of the left ventricle (36) to obtain at least one first two-dimensional view and at least one second two-dimensional view thereof, wherein the first two-dimensional view is obtained at about the beginning of a cardiac phase and the second two-dimensional view is obtained at about the end of the cardiac phase, placing at least two tracking points (40, 42) on the at least one first two-dimensional view to draw a first torsion line (44), tracking the at least two tracking points to extrapolate the position thereof on the at least one second two-dimensional view and to draw a second torsion line (46), and calculating the at least one torsion angle by measuring an angle (A) formed by the intersection of the first and second torsion lines (44, 46).
    • 提供了用于确定左心室的至少一个扭转角的系统和方法。 该方法包括收集左心室(36)的三维超声数据以获得至少一个第一二维视图和至少一个第二二维视图的步骤,其中第一二维视图是 关于心脏期的开始,并且在心脏期的结束时获得第二二维视图,在至少一个第一二维视图上放置至少两个跟踪点(40,42)以绘制第一 跟踪所述至少两个跟踪点以推断所述至少一个第二二维视图上的位置并绘制第二扭转线(46),以及通过测量所述至少一个扭转角来计算所述至少一个扭转角 由第一和第二扭转线(44,46)的交点形成的角度(A)。
    • 2. 发明申请
    • System and Method For Measuring Left Ventricular Torsion
    • 用于测量左心室扭转的系统和方法
    • US20080199064A1
    • 2008-08-21
    • US12065589
    • 2006-09-01
    • Olivier GerardPascal AllainHeinrich Beckermann
    • Olivier GerardPascal AllainHeinrich Beckermann
    • G06K9/00
    • A61B8/08A61B8/13G06T7/0012G06T7/251G06T7/60G06T2207/10076G06T2207/10136G06T2207/30048
    • A system and method are provided for determining at least one torsion angle of a left ventricle. The method includes the steps of collecting three-dimensional ultrasound data of the left ventricle (36) to obtain at least one first two-dimensional view and at least one second two-dimensional view thereof, wherein the first two-dimensional view is obtained at about the beginning of a cardiac phase and the second two-dimensional view is obtained at about the end of the cardiac phase, placing at least two tracking points (40, 42) on the at least one first two-dimensional view to draw a first torsion line (44), tracking the at least two tracking points to extrapolate the position thereof on the at least one second two-dimensional view and to draw a second torsion line (46), and calculating the at least one torsion angle by measuring an angle (A) formed by the intersection of the first and second torsion lines (44, 46).
    • 提供了用于确定左心室的至少一个扭转角的系统和方法。 该方法包括收集左心室(36)的三维超声数据以获得至少一个第一二维视图和至少一个第二二维视图的步骤,其中第一二维视图是 关于心脏期的开始,并且在心脏期的结束时获得第二二维视图,在至少一个第一二维视图上放置至少两个跟踪点(40,42)以绘制第一 跟踪所述至少两个跟踪点以推断所述至少一个第二二维视图上的位置并绘制第二扭转线(46),以及通过测量所述至少一个扭转角来计算所述至少一个扭转角 由第一和第二扭转线(44,46)的交点形成的角度(A)。
    • 3. 发明授权
    • Ultrasonic imaging system and method
    • 超声成像系统及方法
    • US08172756B2
    • 2012-05-08
    • US12089931
    • 2006-10-20
    • Olivier GerardOdile BonnefousPascal AllainEric DenisEric M. G. JP. SalouxCécile A. M. Marboeuf
    • Olivier GerardOdile BonnefousPascal AllainEric DenisEric M. G. JP. SalouxCécile A. M. Marboeuf
    • A61B8/00A61B8/14
    • G06T7/20A61B8/483G06T7/0012
    • The present invention relates to an ultrasonic imaging system for evaluating and displaying a deformation of a body organ. A sequence of image data sets comprising at least a first image data set and a second image data set of echographic data is acquired. A motion vector field is calculated between image points of the second image data set and image points of the first image data set. A reference point is chosen within or outside the first and second image data sets. A first scanline is defined, which comprises said reference point. A motion vector of an image point is projected onto the defined first scanline, which provides a projected tissue velocity along the first scanline. The projected tissue velocity is used for evaluating a ID component of a deformation of the body organ at the image point along the direction of the first scanline. Such a ID component of a deformation of the body organ, for example a strain rate or a strain, is further rendered in a graphical representation of the sequence of image data sets.
    • 本发明涉及一种用于评估和显示身体器官变形的超声波成像系统。 获取包括至少第一图像数据组和第二图像数据组的回波图像数据的序列的图像数据集。 在第二图像数据组的图像点和第一图像数据集合的图像点之间计算运动矢量场。 在第一和第二图像数据集内或外部选择参考点。 定义第一扫描线,其包括所述参考点。 图像点的运动矢量被投影到所定义的第一扫描线上,其提供沿着第一扫描线的投影组织速度。 投影的组织速度用于评估沿着第一扫描线的方向的图像点处的身体器官的变形的ID分量。 身体器官的变形的这种ID分量,例如应变速率或应变,进一步以图像数据集的序列的图形表示形式。
    • 8. 发明申请
    • ULTRASONIC IMAGING SYSTEM AND METHOD
    • 超声成像系统及方法
    • US20090219301A1
    • 2009-09-03
    • US12089931
    • 2006-10-20
    • Olivier GerardOdile BonnefousPascal AllainEric DenisEric M.G.JP. SalouxCecile A.M. Marboeuf
    • Olivier GerardOdile BonnefousPascal AllainEric DenisEric M.G.JP. SalouxCecile A.M. Marboeuf
    • G09G5/00
    • G06T7/20A61B8/483G06T7/0012
    • The present invention relates to an ultrasonic imaging system for evaluating and displaying a deformation of a body organ. A sequence of image data sets comprising at least a first image data set and a second image data set of echographic data is acquired. A motion vector field is calculated between image points of the second image data set and image points of the first image data set. A reference point is chosen within or outside the first and second image data sets. A first scanline is defined, which comprises said reference point. A motion vector of an image point is projected onto the defined first scanline, which provides a projected tissue velocity along the first scanline. The projected tissue velocity is used for evaluating a ID component of a deformation of the body organ at the image point along the direction of the first scanline. Such a ID component of a deformation of the body organ, for example a strain rate or a strain, is further rendered in a graphical representation of the sequence of image data sets.
    • 本发明涉及一种用于评估和显示身体器官变形的超声波成像系统。 获取包括至少第一图像数据组和第二图像数据组的回波图像数据的序列的图像数据集。 在第二图像数据组的图像点和第一图像数据集合的图像点之间计算运动矢量场。 在第一和第二图像数据集内或外部选择参考点。 定义第一扫描线,其包括所述参考点。 图像点的运动矢量被投影到所定义的第一扫描线上,其提供沿着第一扫描线的投影组织速度。 投影的组织速度用于评估沿着第一扫描线的方向的图像点处的身体器官的变形的ID分量。 身体器官的变形的这种ID分量,例如应变速率或应变,进一步以图像数据集的序列的图形表示形式。