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    • 2. 发明申请
    • METHOD FOR CONTROLLING X-RAY IMAGE DIAGNOSIS APPARATUS AND X-RAY GENERATION DEVICE
    • 用于控制X射线图像诊断装置和X射线发生装置的方法
    • US20150071406A1
    • 2015-03-12
    • US14389779
    • 2013-03-18
    • Konosuke TemmeiYuji SakaiTadashi Nakamura
    • Konosuke TemmeiYuji SakaiTadashi Nakamura
    • G06T7/00G06K9/46A61B6/00
    • G06T7/0004A61B6/469A61B6/505A61B6/52A61B6/54G06K9/38G06K9/4642G06K2209/055G06T7/11G06T7/194G06T7/44G06T2207/10121G06T2207/20021G06T2207/30008
    • To provide a method for controlling an X-ray image diagnostic apparatus and an X-ray generation device equipped with an ABS system tracking movement of an object position without an operator performing setting operation for a region of interest (ROI), the determination condition storage unit (6i) storing ROI position determination conditions in which image statistical information is used for defining conditions to determine a position of an ROI in an X-ray image out of plural blocks generated by dividing the X-ray image into plural regions, the first block statistical information calculation unit (6f) calculating the image statistical information for each of plural blocks, and the region-of-interest position selection unit (6g) selecting a block that serves as an ROI from among plural blocks using the ROI position determination conditions and the image statistical information of each block are provided. A feedback value to be used in controlling the brightness value of the ROI is calculated based on the brightness value of the ROI, and irradiation conditions are determined so that the feedback value reaches a target brightness value.
    • 为了提供一种用于控制X射线图像诊断装置和装备有ABS系统的X射线产生装置的方法,所述X射线产生装置在没有操作者执行感兴趣区域(ROI)的设置操作的情况下跟踪物体位置的移动,所述确定条件存储 存储ROI位置确定条件的单元(6i),其中使用图像统计信息来定义用于确定通过将X射线图像分割成多个区域而生成的多个块中的X射线图像中的ROI的位置的条件,第一 块统计信息计算单元(6f)计算多个块中的每一个的图像统计信息,以及利用ROI位置确定条件从多个块中选择用作ROI的块的兴趣区域选择单元(6g) 并提供每个块的图像统计信息。 基于ROI的亮度值计算用于控制ROI的亮度值的反馈值,并且确定照射条件,使得反馈值达到目标亮度值。
    • 3. 发明授权
    • Method for controlling X-ray image diagnosis apparatus and X-ray generation device
    • 用于控制X射线图像诊断装置和X射线产生装置的方法
    • US09530198B2
    • 2016-12-27
    • US14389779
    • 2013-03-18
    • Konosuke TemmeiYuji SakaiTadashi Nakamura
    • Konosuke TemmeiYuji SakaiTadashi Nakamura
    • G06T7/00A61B6/00G06K9/46G06K9/38G06T7/40
    • G06T7/0004A61B6/469A61B6/505A61B6/52A61B6/54G06K9/38G06K9/4642G06K2209/055G06T7/11G06T7/194G06T7/44G06T2207/10121G06T2207/20021G06T2207/30008
    • To provide a method for controlling an X-ray image diagnostic apparatus and an X-ray generation device equipped with an ABS system tracking movement of an object position without an operator performing setting operation for a region of interest (ROI), the determination condition storage unit (6i) storing ROI position determination conditions in which image statistical information is used for defining conditions to determine a position of an ROI in an X-ray image out of plural blocks generated by dividing the X-ray image into plural regions, the first block statistical information calculation unit (6f) calculating the image statistical information for each of plural blocks, and the region-of-interest position selection unit (6g) selecting a block that serves as an ROI from among plural blocks using the ROI position determination conditions and the image statistical information of each block are provided. A feedback value to be used in controlling the brightness value of the ROI is calculated based on the brightness value of the ROI, and irradiation conditions are determined so that the feedback value reaches a target brightness value.
    • 为了提供一种用于控制X射线图像诊断装置和装备有ABS系统的X射线产生装置的方法,所述X射线产生装置在没有操作者执行感兴趣区域(ROI)的设置操作的情况下跟踪物体位置的移动,所述确定条件存储 存储ROI位置确定条件的单元(6i),其中使用图像统计信息来定义用于确定通过将X射线图像分割成多个区域而生成的多个块中的X射线图像中的ROI的位置的条件,第一 块统计信息计算单元(6f)计算多个块中的每一个的图像统计信息,以及利用ROI位置确定条件从多个块中选择用作ROI的块的兴趣区域选择单元(6g) 并提供每个块的图像统计信息。 基于ROI的亮度值计算用于控制ROI的亮度值的反馈值,并且确定照射条件,使得反馈值达到目标亮度值。