TOMOGRAPHY APPARATUS AND METHOD OF RECONSTRUCTING TOMOGRAPHY IMAGES
    2.
    发明申请
    TOMOGRAPHY APPARATUS AND METHOD OF RECONSTRUCTING TOMOGRAPHY IMAGES 审中-公开
    TOMOGRAPHY设备和重建TOMOGRAPHY图像的方法

    公开(公告)号:US20170055932A1

    公开(公告)日:2017-03-02

    申请号:US15228530

    申请日:2016-08-04

    Abstract: Provided is a tomography apparatus including: a data acquisitor configured to obtain a first image by using tomography data acquired as a first X-ray generator for generating X-rays having a first energy rotates around an object over a first angular range and obtain a second image by using tomography data acquired as a second X-ray generator for generating X-rays having a second energy rotates around the object over a second angular range; a controller configured to acquire motion information representing an amount of motion of the object over time by using the first and second images; and an image reconstructor configured to reconstruct a target image showing the object at a target time point by using the motion information.

    Abstract translation: 提供了一种断层摄影装置,包括:数据采集器,被配置为通过使用获取为第一X射线发生器的X线摄影数据获得第一图像,用于产生具有第一能量的X射线在第一角度范围内围绕物体旋转,并获得第二 通过使用作为第二X射线发生器获取的用于产生具有第二能量的X射线的断层摄影数据的图像在第二角度范围内围绕物体旋转; 控制器,被配置为通过使用所述第一和第二图像来获取表示所述对象随时间的运动量的运动信息; 以及图像重构器,被配置为通过使用运动信息来重构在目标时间点显示对象的目标图像。

    DIAGNOSTIC IMAGING METHOD AND APPARATUS, AND RECORDING MEDIUM THEREOF
    3.
    发明申请
    DIAGNOSTIC IMAGING METHOD AND APPARATUS, AND RECORDING MEDIUM THEREOF 有权
    诊断成像方法和装置及其记录介质

    公开(公告)号:US20150243056A1

    公开(公告)日:2015-08-27

    申请号:US14628546

    申请日:2015-02-23

    Abstract: A diagnostic imaging apparatus includes an image acquiring unit acquiring a first image obtained by imaging an object in a first section of a first cycle and a second image obtained by imaging the object in a second section, which corresponds to the first section, of a second cycle, and an image reconstruction unit reconstructing the first image and the second image based on a difference between the first image and the second image.

    Abstract translation: 诊断成像装置包括图像获取单元,其获取通过对第一部分的第一部分中的对象进行成像获得的第一图像和通过在对应于第一部分的第二部分中成像对象而获得的第二图像, 循环,以及图像重建单元,基于第一图像和第二图像之间的差异重建第一图像和第二图像。

    APPARATUS AND METHOD FOR GENERATING TOMOGRAPHY IMAGE

    公开(公告)号:US20190311503A1

    公开(公告)日:2019-10-10

    申请号:US16109097

    申请日:2018-08-22

    Abstract: A method of acquiring a tomography image includes acquiring a plurality of raw data by detecting an X-ray irradiated to an object from an X-ray generator a plurality of times, wherein an X-ray detector performs the detecting; setting at least a part of the object as a region of interest; and reconstructing the tomography image including the region of interest, based on the plurality of raw data, wherein the reconstructing of the tomography image includes: selecting filter kernels based on distances between positions of the X-ray generator that irradiated the X-ray to the region of interest and positions of voxels included in the region of interest; generating filter images by applying the selected filter kernels to the raw data corresponding to the positions of the X-ray generator that irradiated the X-ray; and reconstructing the tomography image from the filter images by back-projecting the filter images.

    METHOD AND APPARATUS FOR PROCESSING MEDICAL IMAGE

    公开(公告)号:US20180103930A1

    公开(公告)日:2018-04-19

    申请号:US15782796

    申请日:2017-10-12

    Abstract: Provided are a method and apparatus for processing a medical image. The apparatus includes: a data obtainer configured to obtain raw data generated by imaging an object; and a processor configured to determine motion correction parameters used to reconstruct an image to be used to obtain motion information based on motion characteristics of the object, obtain the motion information by using the image reconstructed based on the determined motion correction parameters, and reconstruct a tomography image from the raw data by using the motion information.

    TOMOGRAPHY APPARATUS AND METHOD OF RECONSTRUCTING CROSS-SECTIONAL IMAGE
    8.
    发明申请
    TOMOGRAPHY APPARATUS AND METHOD OF RECONSTRUCTING CROSS-SECTIONAL IMAGE 审中-公开
    TOMOGRAPHY装置和重新构建交叉图像的方法

    公开(公告)号:US20170069061A1

    公开(公告)日:2017-03-09

    申请号:US15212809

    申请日:2016-07-18

    CPC classification number: A61B6/032 A61B6/5205 A61B6/5258 A61B6/563 G06T11/008

    Abstract: A tomography apparatus includes a data obtainer configured to obtain first image data at a first point and second image data at a second point using tomography, the tomography being performed by irradiating an X-ray to an object; an image processor configured to perform noise reduction based on at least one from among the first image data and the second image data, and to obtain a first reference image corresponding to the first image data and a second reference image corresponding to the second image data using a result of the performed noise reduction; and an image reconstructor configured to reconstruct a target image representing the object based on the first reference image and the second reference image.

    Abstract translation: 断层摄影装置包括被配置为在第一点获得第一图像数据的数据获取器和使用断层摄影的第二点处的第二图像数据,通过将X射线照射到对象来执行断层摄影; 图像处理器,被配置为基于来自第一图像数据和第二图像数据中的至少一个执行降噪,并且获得与第一图像数据相对应的第一参考图像和使用与第二图像数据对应的第二参考图像 执行噪声降低的结果; 以及图像重建器,被配置为基于所述第一参考图像和所述第二参考图像来重建表示所述对象的目标图像。

    TOMOGRAPHY APPARATUS AND METHOD OF PROCESSING TOMOGRAPHY IMAGE
    9.
    发明申请
    TOMOGRAPHY APPARATUS AND METHOD OF PROCESSING TOMOGRAPHY IMAGE 审中-公开
    TOMOGRAPHY装置和处理图像的方法

    公开(公告)号:US20160292849A1

    公开(公告)日:2016-10-06

    申请号:US15018415

    申请日:2016-02-08

    Abstract: A tomography apparatus and a method of processing a tomography image are provided. The tomography apparatus includes a data acquirer configured to acquire a first image corresponding to a first time point and a second image corresponding to a second time point, based on data that is obtained from performing tomography on a moving object, acquire first information indicating a movement of the object between the first time point and the second time point, and determine a motion reliability indicating a degree to which the movement of the object corresponds to a physical movement, based on the first information. The tomography apparatus further includes an image reconstructor configured to reconstruct a target image indicating the object at a target time point, based on the motion reliability.

    Abstract translation: 提供了一种断层摄影装置和一种处理断层图像的方法。 断层摄影装置包括数据获取装置,其被配置为基于从对运动对象上执行断层摄影获得的数据获取对应于第一时间点的第一图像和对应于第二时间点的第二图像,获取指示运动的第一信息 并且基于所述第一信息来确定指示所述物体的移动对应于物理运动的程度的运动可靠性。 断层摄影装置还包括:图像重建器,被配置为基于运动可靠性来重建在目标时间点指示对象的目标图像。

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