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    • 1. 发明授权
    • Anatomical visualization system
    • 解剖可视化系统
    • US6151404A
    • 2000-11-21
    • US84637
    • 1998-05-26
    • Steven D. Pieper
    • Steven D. Pieper
    • G06F19/00G06T7/60G06T17/00G06T19/00G06K9/00
    • G06T7/606G06F19/321G06F19/324G06F19/3437G06T17/00G06T19/00G06T7/0081G06T2200/24G06T2207/30101G06T2210/41G06T2219/028G06T2219/2012
    • An anatomical visualization system is provided which includes a first database comprising a plurality of 2-D slice images generated by scanning a structure. The 2D slice images are stored in a first data format. A second database comprising a 3-D computer model of the scanned structure is also provided. The 3-D computer model includes a first software object defined by a 3-D geometry database. Apparatus is provided for inserting a second software object into the 3-D computer model so as to augment the 3-D computer model. The second software object is defined by a 3-D geometry database, and includes a planar surface. Apparatus for determining the specific 2-D slice image associated with the position of the planar surface of the second software object within the augmented 3-D computer model are provided in a preferred embodiment. Also provided are apparatus for texture mapping the specific 2-D slice image onto the planar surface of the second software object. Display apparatus is provided for displaying an image of the augmented 3-D computer model so as to simultaneously provide a view of the first software object and the specific 2-D slice image texture mapped onto the planar surface of the second software object. In another form of the invention, apparatus and method are provided for determining patient-specific anatomical dimensions using appropriate scanned 2-D slice image information.
    • 提供了解剖学可视化系统,其包括第一数据库,该数据库包括通过扫描结构而产生的多个2-D切片图像。 2D切片图像以第一数据格式存储。 还提供了包括扫描结构的3-D计算机模型的第二数据库。 3-D计算机模型包括由3-D几何数据库定义的第一个软件对象。 提供了用于将第二软件对象插入到三维计算机模型中以提供三维计算机模型的装置。 第二个软件对象由3-D几何数据库定义,并包括一个平面。 在优选实施例中提供了用于确定与增强的3-D计算机模型内的第二软件对象的平面的位置相关联的特定2-D切片图像的装置。 还提供了用于将特定2-D切片图像纹理映射到第二软件对象的平面表面上的装置。 提供显示装置,用于显示增强的3-D计算机模型的图像,以便同时提供映射到第二软件对象的平面上的第一软件对象和特定2-D切片图像纹理的视图。 在本发明的另一种形式中,提供了使用适当的扫描的2-D切片图像信息来确定患者特异性解剖尺寸的装置和方法。
    • 2. 发明授权
    • Anatomical visualization and measurement system
    • 解剖可视化和测量系统
    • US5825908A
    • 1998-10-20
    • US581055
    • 1995-12-29
    • Steven D. PieperMichael A. McKennaDavid T. Chen
    • Steven D. PieperMichael A. McKennaDavid T. Chen
    • G06T7/60
    • G06T7/606G06T7/602G06T2207/30004
    • The present invention provides an anatomical visualization and measurement system including a first database of 2-D slice images and a second database including a 3-D computer model defining a first software object. Apparatus is provided for selecting a 2-D slice image from the first database. Apparatus is also provided for inserting a second software object into the 3-D computer model. The second software object includes a planar surface and is inserted into the 3-D computer model at the position which corresponds to the position of the selected 2-D slice image relative to the scanned structure. Apparatus is also provided for texture mapping the 2-D slice image onto the planar surface. Display apparatus is provided for displaying an image which simultaneously provides a view of the first software object and the 2-D slice image texture mapped onto the planar surface. An apparatus and method are also provided for determining structural dimensions and volumes using appropriate scanned 2-D slice image information. The present invention permits an appropriate set of scanned 2-D images to be assembled into a 3-D database, information regarding selected structural features to be segmented out of the 3-D database, and measurements to be made based on these structural features. In addition, the present invention permits a set of oblique images to be generated based on these structural features, which oblique images may themselves be used for measurement purposes.
    • 本发明提供一种解剖学可视化和测量系统,其包括2-D切片图像的第一数据库和包括定义第一软件对象的3-D计算机模型的第二数据库。 提供了用于从第一数据库中选择2-D切片图像的装置。 还提供了用于将第二软件对象插入到三维计算机模型中的装置。 第二软件对象包括平面,并且在与所选择的2-D切片图像相对于扫描结构的位置对应的位置插入到3D计算机模型中。 还提供了用于将2D图像图像纹理映射到平面表面上的装置。 提供显示装置,用于显示同时提供映射到平面上的第一软件对象和二维切片图像纹理的图像的图像。 还提供了一种用于使用适当的扫描的2-D切片图像信息来确定结构尺寸和体积的装置和方法。 本发明允许将适当的扫描的2-D图像组合成3-D数据库,关于要从3-D数据库中分割的所选择的结构特征的信息,以及基于这些结构特征进行的测量。 此外,本发明允许基于这些结构特征产生一组倾斜图像,这些倾斜图像本身可以用于测量目的。
    • 6. 发明授权
    • Anatomical visualization system
    • 解剖可视化系统
    • US06801643B2
    • 2004-10-05
    • US10095292
    • 2002-03-11
    • Steven D. Pieper
    • Steven D. Pieper
    • G06K900
    • G06F19/321G06F19/00G06F19/324G06T7/11G06T7/66G06T17/00G06T19/00G06T2200/24G06T2207/30101G06T2210/41G06T2219/028G06T2219/2012G16H50/50
    • The present invention provides an anatomical visualization system comprising a first database that comprises a plurality of 2-D slice images generated by scanning a structure. The 2-D slice images are stored in a first data format. A second database is also provided that comprises a 3-D computer model of the scanned structure. The 3-D computer model comprises a first software object that is defined by a 3-D geometry database. Apparatus are provided for inserting a second software object into the 3-D computer model so as to augment the 3-D computer model. The second software object is also defined by a 3-D geometry database, and includes a planar surface. Apparatus for determining the specific 2-D slice image associated with the position of the planar surface of the second software object within the augmented 3-D computer model are provided in a preferred embodiment of the invention. Also provided are apparatus for texture mapping the specific 2-D slice image onto the planar surface of the second software object. Display apparatus are provided for displaying an image of the augmented 3-D computer model so as to simultaneously provide a view of the first software object and the specific 2-D slice image texture mapped onto the planar surface of the second software object. In another form of the present invention, apparatus and method are provided for determining patient-specific anatomical dimensions using appropriate scanned 2-D slice image information. The apparatus and method are particularly well suited for determining patient-specific anatomical dimensions with respect to branching anatomical structures, e.g., vascular structures.
    • 本发明提供一种解剖学可视化系统,其包括第一数据库,其包括通过扫描结构而产生的多个2-D切片图像。 2-D片图像以第一数据格式存储。 还提供了包括扫描结构的3-D计算机模型的第二数据库。 3-D计算机模型包括由3-D几何数据库定义的第一软件对象。 提供了用于将第二软件对象插入到三维计算机模型中的装置,以便增加3-D计算机模型。 第二个软件对象也由3-D几何数据库定义,并包括一个平面。 在本发明的优选实施例中提供了用于确定与增强的3-D计算机模型内的第二软件对象的平面的位置相关联的特定2-D切片图像的装置。 还提供了用于将特定2-D切片图像纹理映射到第二软件对象的平面表面上的装置。 提供显示装置,用于显示增强的3-D计算机模型的图像,以便同时提供映射到第二软件对象的平面上的第一软件对象和特定二维切片图像纹理的视图。 在本发明的另一形式中,提供了使用适当的扫描的2-D切片图像信息来确定患者特异性解剖尺寸的装置和方法。 该装置和方法特别适用于根据分支解剖结构(例如血管结构)确定患者特异性解剖尺寸。