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    • 85. 发明申请
    • Method for registering and merging medical image data
    • 用于注册和合并医学图像数据的方法
    • US20050245807A1
    • 2005-11-03
    • US11043464
    • 2005-01-26
    • Jan BoeseBenno HeiglNorbert Rahn
    • Jan BoeseBenno HeiglNorbert Rahn
    • A61B5/05A61B5/11A61B6/00A61B6/02A61B6/03G06T1/00G06T7/00G06T17/00H04N7/18H04N9/47H05G1/28
    • A61B5/1127A61B5/721A61B6/032A61B6/527A61B6/583G06F19/00G06T7/30G06T2207/30004
    • The present invention relates to a method for the registration and superimposition of image data when taking serial radiographs in medical imaging, wherein a plurality of image data sets for a region of a patient (17) that is being investigated are constructed at time intervals using an imaging system (1) and are referenced with a first image data set for the region that is being investigated that was constructed previously using said imaging system (1). In the above method, a location system (2) is used during the production of serial radiographs constantly, or at least at a respective proximity in time to the construction of individual data sets, to determine a current spatial position of the region being investigated in a reference system that is firmly connected to the imaging system (1), whereby in the construction of the first image data set, a first spatial position of the region that is being investigated is recorded. In the construction of some or all further image data sets, the respective current spatial position of the region that is being investigated is determined and an image content of each first image data set is geometrically adapted on the basis of the difference between the first and the current spatial position, such that compensation is made for a different spatial position of the region that is being investigated. The geometrically adapted first image data set or an image data set derived therefrom, or an image data set that is positionally connected thereto by registration is then displayed superimposed with the respective further image data set.
    • 本发明涉及一种用于在医学成像中拍摄连续摄影时对图像数据进行配准和叠加的方法,其中,对于正在研究的患者(17)的区域的多个图像数据组以时间间隔使用 成像系统(1),并且被使用先前使用所述成像系统(1)构造的正被研究的区域的第一图像数据集参考。 在上述方法中,在串行X射线照相制作期间,或者至少在各个相邻的时间内接近单个数据集的构造,使用定位系统(2)来确定正被调查的区域的当前空间位置 牢固地连接到成像系统(1)的参考系统,由此在第一图像数据组的构造中记录正被调查的区域的第一空间位置。 在构建一些或所有其他图像数据集时,确定正在研究的区域的相应当前空间位置,并且基于第一和第二图像数据组之间的差异来对每个第一图像数据集的图像内容进行几何适配。 当前的空间位置,使得对正被调查的区域的不同空间位置进行补偿。 然后,将几何适应的第一图像数据集或从其导出的图像数据集或通过登记与其位置连接的图像数据组叠加显示相应的另外的图像数据集。
    • 86. 发明申请
    • Method for endoluminal imaging with movement correction
    • 用于运动矫正的腔内成像方法
    • US20050197559A1
    • 2005-09-08
    • US11076537
    • 2005-03-08
    • Jan BoeseMartin KleenMarcus PfisterNorbert Rahn
    • Jan BoeseMartin KleenMarcus PfisterNorbert Rahn
    • G01N21/64A61B5/00A61B5/05A61B5/055A61B5/06A61B6/00A61B6/02A61B6/03A61B6/12A61B8/12A61B19/00A61M25/095G01N21/17
    • A61B5/06A61B5/0073A61B5/0084A61B5/7207A61B5/7289A61B8/12A61B8/5238
    • The present invention relates to a method for imaging using an image-generating, endoluminal instrument (1) by means of which a sequence of 2D image data of a hollow channel (2), in particular a vessel, of an object under investigation is recorded, wherein the images are recorded in a known temporal relation to a periodic movement of the object under investigation and spatial coordinates of the image are captured by means of a position sensor during each recording of an image (5) and stored as position data (9, 10) together with the 2D image data of the image (5). The method is characterized in that first position data (10) which does not lie in a predefinable movement phase of the object under investigation is corrected, before or after being stored, by interpolation between second position data (9) which does lie in the specified movement phase and/or by subtraction or addition of predetermined values. By means of the method a movement correction of the data can be performed without the need to reduce the volume of recorded image material.
    • 本发明涉及一种使用图像生成的腔内器械(1)进行成像的方法,通过该方法,记录被调查对象的空心通道(2),特别是血管的2D图像数据的序列 ,其中图像以已知的时间关系记录在被调查对象的周期性运动中,并且在每次记录图像(5)期间通过位置传感器捕获图像的空间坐标,并将其存储为位置数据(9) ,10)与图像(5)的2D图像数据一起。 该方法的特征在于,通过在位于指定的位置的第二位置数据(9)之间的内插来校正不在被调查对象的预定义移动阶段的第一位置数据(10),在存储之前或之后, 移动阶段和/或通过减去或添加预定值。 通过该方法,可以执行数据的移动校正,而不需要减少记录的图像材料的体积。
    • 88. 发明申请
    • Method and medical imaging system for compensating for patient motion
    • 用于补偿患者运动的方法和医学成像系统
    • US20050171420A1
    • 2005-08-04
    • US11045721
    • 2005-01-28
    • Jan BoeseNorbert Rahn
    • Jan BoeseNorbert Rahn
    • A61B5/113A61B6/00A61B6/04A61B5/05
    • A61B6/481A61B5/1135A61B5/721A61B6/0457A61B6/504A61B6/527A61B6/584
    • The present invention relates to a method and also an imaging system to compensate for patient motion when recording a series of images in medical imaging, in which a number of images of an area under examination of a patient (17) are recorded at intervals with an imaging system (1) and are related to one another. With the method a localization system (2) is used as the series of images are being recorded to permanently or at a time close to the recording of the individual images, record a momentary spatial location of the area under examination in a reference system permanently linked to the imaging system (1), a first spatial location of the area under examination recorded close to the time of recording of a first image is stored, and a deviation of the images recorded momentarily in each case of the first spatial location is determined and by changing the geometrical circumstances of the imaging system (1) at a time to close the recording of the spatial location and/or through geometrical adaptation of an image content of an image just recorded, is at least approximately commentated for, so that the images show the area under examination in the same position and orientation. The method does not require any time-consuming interaction with the operator and is also suitable for compensating for larger movements of the patient.
    • 本发明涉及一种在医疗成像中记录一系列图像时补偿患者运动的方法和成像系统,其中以间隔记录患者(17)的检查区域的多个图像 成像系统(1)并且彼此相关。 使用该方法,使用定位系统(2)作为一系列图像被永久地或者在接近各个图像的记录的时间被记录在一起,将被检查区域的瞬时空间位置记录在参考系统中永久地连接 到成像系统(1),存储接近第一图像的记录时刻的被检查区域的第一空间位置,并且确定在第一空间位置的每种情况下瞬间记录的图像的偏差, 通过一次改变成像系统(1)的几何环境以关闭空间位置的记录和/或通过刚刚记录的图像的图像内容的几何适应,至少近似地注释,使得图像 以相同的位置和方向显示被检查的区域。 该方法不需要与操作者的任何耗时的相互作用,并且也适用于补偿患者的较大运动。