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    • 21. 发明授权
    • Method and image processing system for producing result images of an examination object
    • 用于生成检查对象的结果图像的方法和图像处理系统
    • US08363916B2
    • 2013-01-29
    • US12000649
    • 2007-12-14
    • Stefan Assmann
    • Stefan Assmann
    • G06K9/00
    • G06T5/50A61B2090/364A61B2090/365G06K9/34G06K2209/05G06T7/12G06T7/30G06T7/64G06T2207/10088
    • At least one embodiment of the invention relates to a method for producing result images of an examination object, in the case of which a number of magnetic resonance images, determined by a magnetic resonance recording device, of the examination object are acquired, and radionuclide emission tomography image data, determined by a radionuclide emission tomography recording device, of the examination object are acquired. In at least one embodiment, the magnetic resonance images for determining contours of a target structure are then segmented, and the contours of the target structure are visualized in common with at least the radionuclide emission tomography image data that are assigned to picture elements located inside the target structure, and/or are stored for a later visualization. Moreover, a corresponding image processing system and an imaging system having such an image processing system are described in at least one embodiment.
    • 本发明的至少一个实施例涉及一种用于产生检查对象的结果图像的方法,在获取检查对象确定的磁共振记录装置确定的多个磁共振图像的情况下,以及放射性核素发射 获取由放射性核素发射断层摄影记录装置确定的检查对象的断层摄影图像数据。 在至少一个实施例中,用于确定目标结构的轮廓的磁共振图像然后被分割,并且目标结构的轮廓与至少放射性核素发射断层摄影图像数据共同显现,所述放射性核素发射断层摄影图像数据被分配给位于 目标结构和/或存储以供稍后的可视化。 此外,在至少一个实施例中描述了具有这种图像处理系统的相应的图像处理系统和成像系统。
    • 22. 发明授权
    • Method for automatically selecting a display mode for an image data record of an organ to be examined
    • 用于自动选择待检查器官的图像数据记录的显示模式的方法
    • US08111888B2
    • 2012-02-07
    • US12153485
    • 2008-05-20
    • Stefan AssmannOkan Ekinci
    • Stefan AssmannOkan Ekinci
    • G06K9/00
    • G06T19/00G06T11/206G06T2210/41
    • At least one example embodiment discloses a method for automatically selecting a display mode for an image data record is provided. In the at least one example embodiment, spatially resolved values of a parameter are determined in a first image data record of the organ to be examined, with the parameter allowing an evaluation of a functionality of the organ to be examined. Thereupon a deviation of the determined values of the parameter from a tolerance range is localized. The result of the localization is saved, and a display mode of a second image data record is selected on the basis of the result of localization, with the second image data record being a 3D image data record. The second image data record is shown in the selected display mode.
    • 至少一个示例性实施例公开了一种用于自动选择图像数据记录的显示模式的方法。 在至少一个示例性实施例中,在待检查器官的第一图像数据记录中确定参数的空间分辨值,该参数允许评估要检查的器官的功能。 因此,确定参数的值与公差范围的偏差是局部化的。 保存本地化的结果,并且基于定位结果选择第二图像数据记录的显示模式,第二图像数据记录是3D图像数据记录。 所选择的显示模式显示第二个图像数据记录。
    • 23. 发明授权
    • Method and imaging processing unit and medical imaging device for producing a contrast enhanced image data record of an examination region of a patient
    • 用于产生患者检查区域的对比度增强图像数据记录的方法和成像处理单元和医疗成像装置
    • US08077941B2
    • 2011-12-13
    • US11902582
    • 2007-09-24
    • Stefan Assmann
    • Stefan Assmann
    • G06K9/00
    • A61B5/055G01R33/56G01R33/5601G01R33/5602G01R33/5607G06F19/00G06T5/50G06T7/0012G06T2207/10088G06T2207/30101
    • In order to produce a contrast enhanced image data record of an examination region of a patient, a method is disclosed. In at least one embodiment, the method includes loading a first image data record of the examination region in the case of which healthy tissue is displayed with a lower intensity than blood and diseased tissue, and a second image data record of the examination region in the case of which blood is displayed with a lower intensity than healthy and diseased tissue. In at least one embodiment, the contrast enhanced image data record is produced by processing the first image data record and the second one, the processing including at least one arithmetic operation, and is thereupon displayed and/or stored. In further embodiments are provided a computer readable medium including a program that implements at least one embodiment of such a method on an arithmetic logic unit, an imaging processing unit that is designed for carrying out a method according to at least one embodiment, and a medical imaging device, in particular an MR device, having an image processing unit that is designed to carry out a method according to at least one embodiment of the invention.
    • 为了产生患者检查区域的对比度增强图像数据记录,公开了一种方法。 在至少一个实施例中,所述方法包括在其血液和病变组织的强度低于显示健康组织的情况下加载检查区域的第一图像数据记录,以及检查区域的第二图像数据记录 血液的显示强度低于健康和患病组织的情况。 在至少一个实施例中,通过处理第一图像数据记录和第二图像数据记录来产生对比度增强图像数据记录,所述处理包括至少一个算术运算,并且随后显示和/或存储。 在另外的实施例中提供了一种包括在算术逻辑单元上实现这种方法的至少一个实施例的程序的计算机可读介质,被设计用于执行根据至少一个实施例的方法的成像处理单元,以及医疗 成像装置,特别是MR装置,具有设计成执行根据本发明的至少一个实施例的方法的图像处理单元。
    • 24. 发明申请
    • METHOD FOR DETERMINING THE VENTILATION OF A LUNG
    • 确定肺通气的方法
    • US20100324409A1
    • 2010-12-23
    • US12820356
    • 2010-06-22
    • Stefan AssmannSebastian Schmidt
    • Stefan AssmannSebastian Schmidt
    • A61B5/055G06K9/00
    • A61B5/055A61B5/08A61B5/721
    • In a method for determining the ventilation of a lung of an object under examination by magnetic resonance imaging, at least two first lung-representing image data sets are acquired at different intervals of the breathing phase. The density change of the lung tissue is automatically determined from the signal difference between the image signals of the first image data sets in at least one corresponding region of the first lung-representing image data set. The lung or the thorax volume is automatically determined using at least two of the first image data sets, or using at least an additional second lung-representing image data set in a breathing phase that corresponds with the breathing phase of a first image data set. The localized, quantitative ventilation of the lung is automatically calculated depending on the density change of the lung tissue and the change of the lung or thorax volume.
    • 在通过磁共振成像确定检查对象的肺的通气的方法中,在呼吸阶段的不同间隔获取至少两个第一肺代表图像数据集。 从第一肺代表图像数据组的至少一个对应区域中的第一图像数据组的图像信号之间的信号差自动确定肺组织的密度变化。 使用至少两个第一图像数据集或使用与第一图像数据集的呼吸相位对应的呼吸阶段中的至少另外的第二肺代表图像数据来自动确定肺或胸部体积。 根据肺组织的密度变化和肺或胸部体积的变化,自动计算肺的局部定量通气。
    • 28. 发明授权
    • Method for determining the ventilation of a lung
    • 确定肺通气的方法
    • US09008750B2
    • 2015-04-14
    • US12820356
    • 2010-06-22
    • Stefan AssmannSebastian Schmidt
    • Stefan AssmannSebastian Schmidt
    • A61B5/05A61B5/055A61B5/08A61B5/00
    • A61B5/055A61B5/08A61B5/721
    • In a method for determining the ventilation of a lung of an object under examination by magnetic resonance imaging, at least two first lung-representing image data sets are acquired at different intervals of the breathing phase. The density change of the lung tissue is automatically determined from the signal difference between the image signals of the first image data sets in at least one corresponding region of the first lung-representing image data set. The lung or the thorax volume is automatically determined using at least two of the first image data sets, or using at least an additional second lung-representing image data set in a breathing phase that corresponds with the breathing phase of a first image data set. The localized, quantitative ventilation of the lung is automatically calculated depending on the density change of the lung tissue and the change of the lung or thorax volume.
    • 在通过磁共振成像确定检查对象的肺的通气的方法中,在呼吸阶段的不同间隔获取至少两个第一肺代表图像数据集。 从第一肺代表图像数据组的至少一个对应区域中的第一图像数据组的图像信号之间的信号差自动确定肺组织的密度变化。 使用至少两个第一图像数据集或使用与第一图像数据集的呼吸相位对应的呼吸阶段中的至少另外的第二肺代表图像数据来自动确定肺或胸部体积。 根据肺组织的密度变化和肺或胸部体积的变化,自动计算肺的局部定量通气。