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    • 77. 发明授权
    • Method for merging medical images
    • 合并医学图像的方法
    • US08538504B2
    • 2013-09-17
    • US11007492
    • 2004-12-08
    • Martin KleenMarcus PfisterNorbert Rahn
    • Martin KleenMarcus PfisterNorbert Rahn
    • A61B5/05
    • A61B5/0073A61B5/0071A61B5/0084A61B5/055A61B6/032A61B6/5247A61B8/00A61B8/5238G06K9/32G06K2209/05G06T7/38
    • A method for the merged display of first image information captured using a first imaging device with second image information captured using a second imaging device is provided. The first imaging device records fluorescence images of the area under examination. A second 3D image data record of the area under examination is recorded using an examination procedure based on electromagnetic radiation, such as computer tomography (CT) or magnetic resonance imaging (MRI). The 3D fluorescence image data record and the second 3D image data record are registered with one another, and one or more fluorescence-optically marked, relevant areas of the examination volume, on the basis of the mapping rules determined by the registration process, are displayed on a monitor.
    • 提供了一种用于使用第一成像装置捕获的第一图像信息的合并显示的方法,其具有使用第二成像装置捕获的第二图像信息。 第一个成像装置记录被检查区域的荧光图像。 使用基于诸如计算机断层摄影(CT)或磁共振成像(MRI)的电磁辐射的检查程序记录被检查区域的第二3D图像数据记录。 将3D荧光图像数据记录和第二3D图像数据记录彼此登记,并且基于由注册过程确定的映射规则,显示检查卷的一个或多个荧光光学标记的相关区域 在监视器上。
    • 78. 发明授权
    • Method of registering a sequence of 2D image data with 3D image data
    • 使用3D图像数据注册2D图像数据序列的方法
    • US07480398B2
    • 2009-01-20
    • US11076536
    • 2005-03-08
    • Martin KleenMarcus PfisterNorbert Rahn
    • Martin KleenMarcus PfisterNorbert Rahn
    • G06K9/00G06K9/36A61B5/05
    • G06T3/0037A61B8/12A61B8/483A61B8/5238G06T7/33G06T7/38G06T7/66G06T2207/30101
    • The present invention relates to a method for registration of a sequence of 2D image data (5) of a hollow channel (2), in particular of a vessel, recorded with an imaging endoluminal instrument (1) when the relative displacement positions of the instrument (1) in the hollow channel (2) are known, with 3D image data (8) of the hollow channel (2). In the method a three-dimensional path of a central axis (10) of a definable section of the hollow channel (2) is determined from the 3D image data (8), the three-dimensional path of the central axis (10) is converted into a rectilinear path by a first transformation of the 3D image data (8) of the definable section of the hollow channel (2) and transformation parameters required for the first transformation are stored. A combined 3D image data record (11) is generated from the sequence of 2D image data (5) by a parallel side-by-side arrangement on a central straight line in accordance with the known relative displacement positions, and is first registered with the transformed 3D image data (9) by equating the central straight line with the rectilinear path of the central axis (10) and suitable translation for superposition of a shared reference point. The combined 3D image data record (11) or 2D image data (5) contained therein is then registered with the 3D image data (3), taking into account the stored transformation parameters.
    • 本发明涉及用于记录仪器的相对位移位置时记录有成像腔内仪器(1)的中空通道(2)的二维图像数据序列(2)的序列的方法,特别是记录有成像腔内仪器(1)的容器 (2)中的3D图像数据(8)已知在空心通道(2)中的(1)。 在该方法中,根据3D图像数据(8)确定空心通道(2)的可定义部分的中心轴线(10)的三维路径,中心轴线(10)的三维路径为 通过中空通道(2)的可定义部分的3D图像数据(8)的第一变换,转换为直线路径,并存储第一变换所需的变换参数。 根据已知的相对位移位置,通过平行并排布置在中央直线上从2D图像数据(5)的序列生成组合的3D图像数据记录(11),并且首先与 通过将中心直线与中心轴线(10)的直线路径相等,以及用于叠加共享参考点的合适的平移来改变3D图像数据(9)。 然后将其中包含的组合3D图像数据记录(11)或2D图像数据(5)与3D图像数据(3)一起注册,同时考虑所存储的变换参数。
    • 80. 发明授权
    • Method for visually supporting an invasive examination or therapy of the heart with the aid of an invasive instrument
    • 借助于侵入性仪器视觉上支持侵入性检查或治疗心脏的方法
    • US08583214B2
    • 2013-11-12
    • US11524611
    • 2006-09-21
    • Jan BoeseNorbert Rahn
    • Jan BoeseNorbert Rahn
    • A61B5/055A61B8/00
    • A61B6/12A61B5/7285A61B6/541A61B8/543A61B34/20A61B90/36A61B2017/00243A61B2090/376
    • To visually support a catheter ablation in the heart, three-dimensional image data have been used prior to the intervention. During ablation, the position of the catheter is pinpointed by an orientation system. The orientation system acquires electroanatomical 3D mapping data. The two-dimensional image data is assigned to the 3D mapping data in the correct position and dimensions which is a time-consuming step. The invention makes provision for the orientation system being in a fixed location relative to the X-ray system so that a positionally and dimensionally correct alignment of the X-ray image data set with the 3D mapping data is no longer required. An image or surface based 3D-3D alignment of the three-dimensional data acquired prior to the intervention with the three-dimensional X-ray image data is considerably less time-consuming than alignment thereof with the 3D mapping data and is more reliable because more structures is recognized in the three-dimensional X-ray image data.
    • 为了可视地支持心脏中的导管消融,在干预之前已经使用三维图像数据。 在消融期间,导管的位置由定位系统精确定位。 取向系统获取电解剖3D绘图数据。 将二维图像数据分配给三维映射数据,其中正确的位置和尺寸是耗时的步骤。 本发明提供了相对于X射线系统的定位系统在固定位置的设置,使得不再需要X射线图像数据集与3D映射数据的位置和尺寸校正对准。 在三维X射线图像数据的干预之前获取的三维数据的图像或基于表面的3D-3D对准与3D映射数据的对准相比,耗时更少,并且更可靠,因为更多 在三维X射线图像数据中识别结构。