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31. 发明授权

US06366684B1 Image processing method and system involving contour detection steps 失效
标题翻译：涉及轮廓检测步骤的图像处理方法和系统
公开(公告)号：US06366684B1
公开(公告)日：2002-04-02
申请号：US09286102
申请日：1999-04-02
申请人： Olivier Gerard , Shérif Makram-Ebeid
发明人： Olivier Gerard , Shérif Makram-Ebeid
IPC分类号： G06K900
CPC分类号： G06T7/0012 , G06T7/12 , G06T2207/10116 , G06T2207/30048
摘要： The present invention includes a method for processing an intensity image (J0) formed of points representing an object (LV), including steps for automatically supplying points so as to determine a minimum path representing the object contour (CT), involving: acquiring data of the intensity image, evaluating probability values (P) indicating the probability that a given point of the image belongs to predefined regions of the image relating to the object, and deriving a contour model (SP) of the object from said probability values (P), transforming the image (J0) into a three-dimensional matrix image (IM) based on said contour model (SP) and said probability values (P), performing dynamic programming (DP) in order to determine said minimum path (CT) in said three-dimensional matrix image (IM).
摘要翻译：本发明包括一种处理由表示物体（LV）的点形成的强度图像（J0）的方法，包括用于自动提供点以确定表示对象轮廓（CT）的最小路径的步骤，包括：获取数据强度图像，评估概率值（P），其指示图像的给定点属于与对象相关的图像的预定义区域的概率，以及从所述概率值（P）导出对象的轮廓模型（SP），基于所述轮廓模型（SP）和所述概率值（P）将图像（J0）变换为三维矩阵图像（IM），执行动态规划（DP），以便确定所述最小路径所述三维矩阵图像（IM）。

32. 发明授权

US09107607B2 Method and system for measuring dimensions in volumetric ultrasound data 有权
标题翻译：用于测量体积超声数据尺寸的方法和系统
公开(公告)号：US09107607B2
公开(公告)日：2015-08-18
申请号：US12986464
申请日：2011-01-07
申请人： Joger Hansegard , Olivier Gerard
发明人： Joger Hansegard , Olivier Gerard
IPC分类号： G06T17/00 , A61B8/08 , G06T15/08 , A61B8/00 , A61B5/107
CPC分类号： A61B8/085 , A61B5/1077 , A61B8/0858 , A61B8/463 , A61B8/466 , A61B8/469 , A61B8/483 , A61B8/523 , G06T15/08
摘要： A system for measuring distances includes a display for displaying a three-dimensional (3D) ultrasound dataset, a user interface for translating a slice plane through the 3D ultrasound dataset to define a first image plane at a first location and a second image plane at a second different location, and a processor for automatically determining a distance between the first and second image planes. A method of measuring distances and a non-transitory computer readable medium are also described herein.
摘要翻译：用于测量距离的系统包括用于显示三维（3D）超声数据集的显示器，用于通过3D超声数据集翻译切片平面以在第一位置处定义第一图像平面的用户界面和在第一位置处的第二图像平面第二不同位置，以及用于自动确定第一和第二图像平面之间的距离的处理器。本文还描述了测量距离的方法和非暂时计算机可读介质。

33. 发明授权

US08657750B2 Method and apparatus for motion-compensated ultrasound imaging 有权
标题翻译：运动补偿超声成像的方法和装置
公开(公告)号：US08657750B2
公开(公告)日：2014-02-25
申请号：US12972862
申请日：2010-12-20
申请人： Stein Inge Rabben , Fredrik Orderud , Olivier Gerard
发明人： Stein Inge Rabben , Fredrik Orderud , Olivier Gerard
IPC分类号： A61B8/00
CPC分类号： A61B8/08 , A61B8/0883 , A61B8/5207 , A61B8/523 , A61B8/543
摘要： An ultrasound imaging system and method include acquiring first ultrasound data, the first ultrasound data comprising data of a first plane through a structure of interest. The ultrasound imaging system and method include tracking the motion of a landmark based on the first ultrasound data. The ultrasound imaging system and method acquiring second ultrasound data, the second ultrasound data including data of a second plane through the structure of interest, the second plane being distinct from the first plane, where the position of the second plane is adjusted to track the motion of the landmark. The ultrasound imaging system and method also includes generating an image based on the second ultrasound data.
摘要翻译：超声成像系统和方法包括获取第一超声数据，第一超声数据包括通过感兴趣的结构的第一平面的数据。超声成像系统和方法包括基于第一超声数据跟踪地标的运动。所述超声成像系统和方法获取第二超声数据，所述第二超声数据包括通过所述感兴趣结构的第二平面的数据，所述第二平面不同于所述第一平面，其中所述第二平面的位置被调整以跟踪所述运动的地标。超声成像系统和方法还包括基于第二超声数据生成图像。

34. 发明授权

US08538098B2 Image processing method for displaying information relating to parietal motions of a deformable 3-D object 有权
标题翻译：用于显示与可变形的3-D物体的顶点运动有关的信息的图像处理方法
公开(公告)号：US08538098B2
公开(公告)日：2013-09-17
申请号：US10518845
申请日：2003-06-24
申请人： Marie Jacob , Olivier Gerard , Antoine Collet-Billon
发明人： Marie Jacob , Olivier Gerard , Antoine Collet-Billon
IPC分类号： G06K9/00
CPC分类号： G06T11/206 , G06T17/00
摘要： Image processing system for displaying information relating to the amplitude of displacements of wall regions of a deformable 3-D object under study, comprising acquisition means to acquire an image sequence of the simplified 3D object wall; and processing means to process the image data for defining region(s) of interest on the simplified 3D object wall, and computing the maximal amplitudes of displacement of said region(s) of interest over a period of time; constructing two 2D simplified representations (bull's eye representations) of the 3D simplified object wall with projection of the region(s) of interest in respective segments of said 2D simplified representations, respectively denoted by 2D simplified amplitude and phase representations; and further comprising display means to display color coded indications of the maximal amplitudes of displacements of the region(s) of interest over a period of time in the respective segments of the 2D simplified amplitude representation; and the display of color coded indications of the instants of time at which the maximum of amplitudes of displacements occur(s) in the region(s) of interest, over said period of time, in the respective segments of the 2D simplified phase representation. The 2D simplified amplitude and phase representations are preferably displayed together in a same image. The object under study can be the heart left ventricle. The image sequence can be provided and processed by an ultrasound system.
摘要翻译：图像处理系统，用于显示与所研究的可变形3D物体的壁区域的位移幅度相关的信息，包括获取装置，用于获取简化的3D物体壁的图像序列; 以及处理装置，用于处理所述图像数据，用于定义所述简化3D物体壁上的感兴趣区域，以及在一段时间内计算所述所述感兴趣区域的位移的最大振幅; 分别用2D简化的幅度和相位表示来构造3D简化对象壁的两个2D简化表示（公牛眼表示），其中所述2D简化表示的各个段的感兴趣区域的投影; 并且还包括显示装置，用于在所述2D简化幅度表示的相应段中的一段时间内显示所述感兴趣区域的位移的最大幅度的颜色编码指示; 以及在2D简化相位表示的各个段中在所述时间段内在所关注区域中发生最大幅度的位移的时刻的颜色编码指示的显示。 2D简化幅度和相位表示优选一起显示在相同的图像中。正在研究的对象可以是心脏左心室。图像序列可以由超声系统提供和处理。

35. 发明授权

US08224047B2 System and method for measuring left ventricular torsion 有权
标题翻译：用于测量左心室扭转的系统和方法
公开(公告)号：US08224047B2
公开(公告)日：2012-07-17
申请号：US12065589
申请日：2006-09-01
申请人： Olivier Gerard , Pascal Allain , Heinrich Beckermann
发明人： Olivier Gerard , Pascal Allain , Heinrich Beckermann
IPC分类号： G06K9/00 , G06K9/62 , A61B8/00
CPC分类号： A61B8/08 , A61B8/13 , G06T7/0012 , G06T7/251 , G06T7/60 , G06T2207/10076 , G06T2207/10136 , G06T2207/30048
摘要： 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).
摘要翻译：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）。

36. 发明授权

US07526113B2 Method for processing an image sequence of a distortable 3-D object to yield indications of the object wall deformations 有权
标题翻译：用于处理可变形3-D物体的图像序列以产生物体壁变形的指示的方法
公开(公告)号：US07526113B2
公开(公告)日：2009-04-28
申请号：US10478075
申请日：2002-05-21
申请人： Marie Jacob , Olivier Gerard , Antoine Collet-Billon
发明人： Marie Jacob , Olivier Gerard , Antoine Collet-Billon
IPC分类号： G06K9/00
CPC分类号： G06T13/20 , G06T7/0012 , G06T7/251 , G06T7/33 , G06T11/001 , G06T2200/04 , G06T2207/30048 , Y10S128/922
摘要： An image processing method for processing a sequence of images of a distortable 3-D Object, each image being registered at a corresponding image instant within the interval of time of the sequence having steps to construct and display an image of said 3-D Object represented with regions, each region showing a quantified indication relating to its maximal contraction or relaxation within said interval of time. Each region of the constructed and displayed image is attributed a respective color of a color coded scale that is function of the calculated quantified indication relating to the maximum of contraction or relaxation of said region. The quantified indications may be the instant when a face or region has had its maximum of contraction or relaxation; or the phase value corresponding to said maximum; or the delay to attain said maximum.
摘要翻译：一种用于处理可变形3D对象的图像序列的图像处理方法，每个图像在序列的时间间隔内在相应的图像瞬间被注册，该步骤具有构造和显示所述3-D对象的图像的步骤与区域，每个区域显示与其在所述时间间隔内的最大收缩或松弛有关的量化指示。构建和显示的图像的每个区域被归因于与所述区域的收缩或松弛的最大值相关的计算的量化指示的颜色编码比例的相应颜色。量化的适应症可能是当面部或区域具有最大收缩或放松时的瞬间; 或对应于所述最大值的相位值; 或达到所述最大值的延迟。

37. 发明申请

US20080199064A1 System and Method For Measuring Left Ventricular Torsion 有权
标题翻译：用于测量左心室扭转的系统和方法
公开(公告)号：US20080199064A1
公开(公告)日：2008-08-21
申请号：US12065589
申请日：2006-09-01
申请人： Olivier Gerard , Pascal Allain , Heinrich Beckermann
发明人： Olivier Gerard , Pascal Allain , Heinrich Beckermann
IPC分类号： G06K9/00
CPC分类号： A61B8/08 , A61B8/13 , G06T7/0012 , G06T7/251 , G06T7/60 , G06T2207/10076 , G06T2207/10136 , G06T2207/30048
摘要： 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).
摘要翻译：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）。

38. 发明申请

US20080188749A1 Three Dimensional Imaging for Guiding Interventional Medical Devices in a Body Volume 审中-公开
标题翻译：用于指导介入医疗器械在身体体积中的三维成像
公开(公告)号：US20080188749A1
公开(公告)日：2008-08-07
申请号：US11910620
申请日：2006-04-04
申请人： Volker Rasche , Raoul Florent , Olivier Gerard
发明人： Volker Rasche , Raoul Florent , Olivier Gerard
IPC分类号： A61B8/00
CPC分类号： A61B8/0841 , A61B8/0833 , A61B8/483
摘要： The present invention relates to an intervention guidance system in which the location of an interventional medical device (30) within a body volume is determined by image processing means (14) from live, three-dimensional ultrsound images thereof, and this localisation is used to generate a control signal for steering an ultrasound beam (20) so as to alter the imaging plane (or region of interest 235) in accordance with the relative location within the body volume of the intervention device (30). The use of image processing techniques to localise the intervention device (30) obviates the need for specific locations on the device.
摘要翻译：本发明涉及一种干预引导系统，其中介体医疗装置（30）在体积内的位置由图像处理装置（14）从其活体立体超声图像确定，并且该定位被用于产生用于转向超声波束（20）的控制信号，以便根据介入装置（30）的体积内的相对位置来改变成像平面（或感兴趣的区域235）。使用图像处理技术来定位干预装置（30），从而避免了对装置上特定位置的需要。

39. 发明授权

US07095881B2 Processing method and system for 3-D geometric modeling of the spine 失效
标题翻译：脊柱三维几何建模的处理方法和系统
公开(公告)号：US07095881B2
公开(公告)日：2006-08-22
申请号：US09761254
申请日：2001-01-16
申请人： Pierre Lelong , Olivier Gerard
发明人： Pierre Lelong , Olivier Gerard
IPC分类号： G06K9/00 , G06K9/36 , G06K9/32
CPC分类号： G06T7/593 , G06T2207/30008
摘要： An image processing method for providing three-dimensional geometric modeling of the spine, using a biplanar image reconstruction, comprising steps of acquisition of a first view (F) of a part of the spine, and a second view (L) of the same part of the spine taken from a different angle around the longitudinal axis of the spine, matching the dimensions of the views (F,L) from two predetermined corresponding landmarks (P1, P2) on each view and deriving three-dimensional coordinates (z, x, y) of corresponding points (P) along the spine. Application: X-ray medical 3-D imaging.
摘要翻译：一种用于使用双平面图像重建提供脊柱的三维几何建模的图像处理方法，包括获取脊柱的一部分的第一视图（F）和相同部分的第二视图（L）的步骤从脊柱的纵向轴线以不同的角度取得的脊柱，将视图（F，L）的尺寸与两个预定的相应的界标（P 1，P 2）相匹配，并得出三维坐标（z ，x，y）对应点（P）。应用：X光医学3-D成像。

40. 发明申请

US20060045328A1 Image processing method for displaying information relating to parietal motions of a deformable 3-D object 有权
公开(公告)号：US20060045328A1
公开(公告)日：2006-03-02
申请号：US10518845
申请日：2003-06-24
申请人： Marie Jacob , Olivier Gerard , Antoine Collet-Billon
发明人： Marie Jacob , Olivier Gerard , Antoine Collet-Billon
IPC分类号： G06K9/00
CPC分类号： G06T11/206 , G06T17/00
摘要： Image processing system for displaying information relating to the amplitude of displacements of wall regions of a deformable 3-D object under study, comprising acquisition means to acquire an image sequence of the simplified 3D object wall; and processing means to process the image data for defining region(s) of interest on the simplified 3D object wall, and computing the maximal amplitudes of displacement of said region(s) of interest over a period of time; constructing two 2D simplified representations (bull's eye representations) of the 3D simplified object wall with projection of the region(s) of interest in respective segments of said 2D simplified representations, respectively denoted by 2D simplified amplitude and phase representations; and further comprising display means to display color coded indications of the maximal amplitudes of displacements of the region(s) of interest over a period of time in the respective segments of the 2D simplified amplitude representation; and the display of color coded indications of the instants of time at which the maximum of amplitudes of displacements occur(s) in the region(s) of interest, over said period of time, in the respective segments of the 2D simplified phase representation. The 2D simplified amplitude and phase representations are preferably displayed together in a same image. The object under study can be the heart left ventricle. The image sequence can be provided and processed by an ultrasound system.

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