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    • 1. 发明专利
    • X線診断装置
    • X射线诊断装置
    • JP2015009097A
    • 2015-01-19
    • JP2013138954
    • 2013-07-02
    • 株式会社東芝Toshiba Corp東芝メディカルシステムズ株式会社Toshiba Medical Systems Corp
    • KATO HISANORIKASAOKA HAYATOYOSHIE SHOTARO
    • A61B6/00
    • 【課題】被検体の食道領域に対する撮影条件の設定において、操作者の負担を軽減可能なX線診断装置の提供。【解決手段】本実施形態に係るX線診断装置1は、X線発生部3により発生され被検体を透過したX線を検出するX線検出部7と、X線の照射範囲を限定する照射範囲限定器5と、X線発生部3と照射範囲限定器5とX線検出部7と天板14とを、天板14の短軸に平行な回転軸周りに回転可能に支持する回転支持機構11と、照射範囲の大きさと撮影モードと検査名称とのうち少なくとも一つと、回転軸周りにおける天板14の回転角度とに基づいて、胃領域の撮影方法から食道領域の撮影方法への切り替えを実行する撮影方法切り替え部19と、切り替えられた撮影方法に対応する撮影条件を決定する条件決定部21と、撮影条件に従って被検体を撮影するために、X線発生部3と照射範囲限定器5とを制御する制御部23と、を具備することを特徴とする。【選択図】図1
    • 要解决的问题:提供一种能够减轻操作者对被分析物的食道区域的拍摄条件的设定的负担的X射线诊断装置。解决方案:X射线诊断装置1包括:X射线检测 检测由X射线产生部3产生的X射线并透过分析物的部分7; 限制X射线照射范围的照射范围限制装置5; 旋转支撑机构11,支撑X射线产生部3,照射范围限制装置5,X射线检测部7以及顶板14,该旋转轴可平行于顶板14的短轴旋转; 基于照射范围的大小,成像模式和检查名称中的至少一个,执行从胃区域的成像方法切换到食道区域的成像方法的成像方法切换部19,以及 顶板14绕旋转轴的旋转角度; 条件确定部分21,其确定与切换成像方法相对应的成像条件; 以及控制部分23,其控制根据成像条件对分析物进行成像的X射线产生部3和照射范围限制装置5。
    • 2. 发明专利
    • X-ray diagnostic apparatus
    • X射线诊断装置
    • JP2013240416A
    • 2013-12-05
    • JP2012114500
    • 2012-05-18
    • Toshiba Corp株式会社東芝Toshiba Medical Systems Corp東芝メディカルシステムズ株式会社
    • KATO HISANORITANIYAMA KAZUHIRONAKATANI TOSHIKUNIKURATOMI NAOKO
    • A61B6/00
    • PROBLEM TO BE SOLVED: To improve image quality of diagnostic images to be obtained while suppressing the total dose of a subject when irradiating the subject with X-rays and making a diagnosis.SOLUTION: Sections formed by partitioning a plane of a certain height on a top plate 2 where a subject P is mounted into a plurality of planes, is set and the subject P is irradiated with X-rays while monitoring integral dose of the X-rays with which the section is irradiated, so that the dose of the X-rays to be applied is increased to improve the image quality of diagnostic images to be obtained before the integral dose of the X-rays with which each section is irradiated reaches a threshold, whereas when the integral dose of the X-rays with which a certain section is irradiated reaches the threshold, the dose of the X-rays with which the certain section is irradiated is reduced to suppress the exposure to the subject P, and thus, the diagnostic images of high image quality are obtained while suppressing the total exposure of the subject P.
    • 要解决的问题:在用X射线照射受试者并进行诊断的同时抑制受试者的总剂量时,提高要获得的诊断图像的图像质量。解决方案:通过将某一高度的平面划分为 设置受试者P安装到多个平面中的顶板2,并且在监测被照射部分的X射线的积分剂量的同时X射线照射对象P,使得X的剂量 增加要应用的阵列以提高在每个部分被照射的X射线的积分剂量达到阈值之前要获得的诊断图像的图像质量,而当X射线的积分剂量 照射某一部分达到阈值时,减少了照射某一部分的X射线的剂量,以抑制对受试者P的暴露,从而获得高图像质量的诊断图像,而su 排除对象P的总体曝光。
    • 3. 发明专利
    • X-ray diagnostic apparatus
    • X射线诊断装置
    • JP2011135990A
    • 2011-07-14
    • JP2009297074
    • 2009-12-28
    • Toshiba CorpToshiba Medical Systems Corp東芝メディカルシステムズ株式会社株式会社東芝
    • NAKAYAMA HIROSHIKATO HISANORIMIZUTANI KENJI
    • A61B6/00
    • PROBLEM TO BE SOLVED: To reduce labors in the radiography and burdens on a subject in an X-ray diagnostic apparatus which repeats radiography while gradually moving a position for the radiography.
      SOLUTION: A subject thickness determining part 75 determines a subject thickness in a first stage position based on a fluoroscopic image captured by the fluoroscopy in the first stage position and a prescribed condition for fluoroscopy, and determines a subject thickness in the final stage based on a fluoroscopic image captured by the fluoroscopy in the final stage position and a prescribed condition for fluoroscopy. A subject thickness estimating part 77 estimates a subject thickness in each stage position between the first stage position and the final stage position based on the subject thickness in the first stage position and the subject thickness in the final stage position. An X-ray condition determining part 79 determines a condition for radiography in each stage position between the first stage position and the final stage position based on the subject thickness in each stage position between the first stage position and the final stage position.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:减少X射线诊断装置中的放射线摄影和负担的劳动,该X射线诊断装置在逐渐移动用于放射线照相的位置的同时重复放射线照相。 解决方案:对象厚度确定部分75基于在第一阶段位置中的荧光透视和用于荧光透视的规定条件捕获的透视图像来确定第一阶段位置中的被摄体厚度,并且确定最终阶段中的被摄体厚度 基于通过荧光透视在最后阶段位置捕获的透视图像和用于荧光透视的规定条件。 被摄体厚度估计部77基于第一阶段位置中的被摄体厚度和最终台位置中的被摄体厚度来估计第一平台位置与最后台位置之间的每个台阶位置中的被摄体厚度。 X射线条件确定部79基于第一阶段位置和最后阶段位置之间的每个阶段位置中的对象厚度,确定在第一阶段位置和最后阶段位置之间的每个阶段位置的放射线照相的条件。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • X-ray diagnosis apparatus, and device and method for generating image
    • X射线诊断装置,以及用于产生图像的装置和方法
    • JP2005296332A
    • 2005-10-27
    • JP2004116923
    • 2004-04-12
    • Toshiba CorpToshiba Medical Systems Corp東芝メディカルシステムズ株式会社株式会社東芝
    • KATO HISANORI
    • A61B6/00G06T1/00G06T3/00G06T5/00
    • PROBLEM TO BE SOLVED: To improve the continuance of respective image data constituting long image data, and to perform optimal display by correcting the gradation of the long image data. SOLUTION: An image composing circuit 71 of a long image data generating part 7 pastes a plurality of image data collected by moving an X-ray generating part 1 and an X-ray detecting part 2 in the direction of the body axis of a subject 150 to each other, and generates the long image data. Next, a pixel value correcting circuit 72 corrects the pixel value for matching the gradation of adjacent image data or the density of the image in adjacent regions based on a pixel value profile generated in a region of interest (ROI) set in the direction of the body shaft of the pasted image data. Then, a dynamic range compressing circuit 73 compresses the dynamic range for matching the dynamic range of the long image data with corrected pixel value to the dynamic range of display. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提高构成长图像数据的各个图像数据的连续性,并且通过校正长图像数据的灰度来执行最佳显示。 解决方案:长图像数据生成部7的图像合成电路71将通过将X射线产生部1和X射线检测部2移动而收集的多个图像数据沿主体轴的方向 对象150彼此之间,并且生成长图像数据。 接下来,像素值校正电路72基于在感兴趣区域(ROI)中设定的感兴趣区域(ROI)中生成的像素值轮廓来校正用于匹配相邻图像数据的灰度或相邻区域中的图像的浓度的像素值 体轴粘贴图像数据。 然后,动态范围压缩电路73将动态范围压缩,以将具有校正像素值的长图像数据的动态范围与动态显示范围进行匹配。 版权所有(C)2006,JPO&NCIPI
    • 5. 发明专利
    • X-ray diagnostic apparatus
    • X射线诊断装置
    • JP2014113479A
    • 2014-06-26
    • JP2013237401
    • 2013-11-15
    • Toshiba Corp株式会社東芝Toshiba Medical Systems Corp東芝メディカルシステムズ株式会社
    • KATO HISANORISUGAWARA YASUHIROKOBAYASHI YOSHIMASA
    • A61B6/00G01T7/00G06T1/00
    • A61B6/4291
    • PROBLEM TO BE SOLVED: To provide an X-ray diagnostic apparatus with which an image having good image quality can be obtained while reducing exposure of a subject.SOLUTION: An X-ray diagnostic apparatus includes: an X-ray source 3; a grid 6; an X-ray detector 7; a first image generation part; a second image generation part generating data on a plurality of second images different in a spatial frequency band, based on data on a first image; a plurality of noise reduction processing parts subjecting each of the plurality of second images to noise reduction processing; a correction part subjecting one of the plurality of the second images to scattered ray correction processing; and a final image generation part for generating a final image by combining the plurality of second images subjected to the noise reduction processing with the second images subjected to the scattered ray correction processing.
    • 要解决的问题:提供一种X射线诊断装置,其能够在减少被摄体的曝光的同时获得具有良好图像质量的图像。解决方案:X射线诊断装置包括:X射线源3; 网格6; X射线检测器7; 第一图像生成部分; 第二图像生成部,基于第一图像上的数据,生成在空间频带上不同的多个第二图像上的数据; 将多个第二图像中的每一个进行降噪处理的多个降噪处理部分; 将所述多个第二图像中的一个图像进行散射光线校正处理的校正部分; 以及最终图像生成部,用于通过将经过降噪处理的多个第二图像与经受散射光线校正处理的第二图像组合来生成最终图像。
    • 6. 发明专利
    • X-ray imaging device, and x-ray image processing method
    • X射线成像装置和X射线图像处理方法
    • JP2010194261A
    • 2010-09-09
    • JP2009046015
    • 2009-02-27
    • Toshiba CorpToshiba Medical Systems Corp東芝メディカルシステムズ株式会社株式会社東芝
    • KATO HISANORISUGAWARA YASUHIRO
    • A61B6/00
    • PROBLEM TO BE SOLVED: To provide an X-ray imaging device, capable of displaying images continuously changing from a bone image to a soft tissue image, or from the soft tissue image to the bone image. SOLUTION: The device is provided with an imaging part, capable of imaging a sample, a data collecting part to collect a high voltage-imaged image and a low voltage-imaged image, a computation part to perform subtraction processing with a predetermined coefficient to the collected high voltage-imaged image and the low voltage-imaged image to produce a first and a second image for observing different tissues, respectively, a setting part to set either of the high voltage-imaged image and the low voltage-imaged image as a base image, a histogram adjusting part to analyze the first and second images to produce pixel value histograms respectively, and adjust so that the width and the position of the histograms coincide with the histograms of the base image for the respective tissues, and an image composition part to combine the base image with the histogram-adjusted images at a predetermined ratio. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种能够显示从骨骼图像连续变化到软组织图像,或从软组织图像到骨骼图像的图像的X射线成像装置。 解决方案:该装置设置有成像部件,能够对样本进行成像,数据收集部分以收集高电压成像图像和低电压成像图像,计算部分以预定的方式执行减法处理 与所收集的高电压成像图像和低电压成像图像的系数分别产生用于观察不同组织的第一和第二图像,设置部分设置高压成像图像和低电压成像图像 图像作为基础图像,直方图调整部分,以分析第一和第二图像以分别产生像素值直方图,并且调整为使得直方图的宽度和位置与各个组织的基本图像的直方图一致,以及 图像合成部分,以预定比例组合基本图像和直方图调整图像。 版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Radiographic apparatus and x-ray image processing method
    • 放射学设备和X射线图像处理方法
    • JP2010172558A
    • 2010-08-12
    • JP2009019881
    • 2009-01-30
    • Toshiba CorpToshiba Medical Systems Corp東芝メディカルシステムズ株式会社株式会社東芝
    • KATO HISANORI
    • A61B6/00
    • PROBLEM TO BE SOLVED: To provide a radiographic apparatus for reducing useless re-radiographing by displaying images where window levels are shifted in several stages, before starting re-radiographing.
      SOLUTION: The radiographic apparatus includes: an operation means for instructing practice of radiographing and re-radiographing in a radiographing part; a gradation processing means for performing gradation processing of a radiographed image according to the first window level to generate the first image, and performing the gradation processing in the radiographed image according to the plurality of second window levels which are obtained by gradually shifting the window level to generate a plurality of second images; a display part for displaying an outputted image from the gradation processing means; and a display control means for displaying the plurality of second images when the re-radiographing is instructed when the first image is displayed in the display part.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种放射线照相设备,用于通过在开始重新放射照相之前通过显示窗口级别在几个阶段中移位的图像来减少无用的再放射照相。 解决方案:放射线照相设备包括:用于指示射线照相部分中的放射照相和再放射照相的实践的操作装置; 灰度处理装置,用于根据第一窗口级别执行放射照相图像的灰度处理,以产生第一图像,并且根据通过逐渐移动窗口级别而获得的多个第二窗口电平在放射照相图像中执行灰度处理 以产生多个第二图像; 用于显示来自灰度处理装置的输出图像的显示部分; 以及显示控制装置,用于当在显示部分中显示第一图像时指示重新放映照片时,显示多个第二图像。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Digital mammographic instrument and program
    • 数字图形仪器和程序
    • JP2008142343A
    • 2008-06-26
    • JP2006333623
    • 2006-12-11
    • Toshiba CorpToshiba Medical Systems Corp東芝メディカルシステムズ株式会社株式会社東芝
    • KATO HISANORI
    • A61B6/00A61B6/04
    • PROBLEM TO BE SOLVED: To improve the decision precision of imaging conditions in a digital mammographic instrument.
      SOLUTION: The digital mammographic instrument is equipped with an X-ray tube 2 generating X rays, a compression mechanism 11 compressing a subject's breast, a plane detector 5 detecting X rays transmitting the compressed breast, a thickness sensor 13 measuring the thickness of the compressed breast, a pressure sensor 12 measuring pressure applied to the breast by the compression mechanism, a recording section 14 repeatedly recording the pressure and thickness measured during the period from the start of compression to the end of compression by the compression mechanism, and photographing conditions deciding sections 16 and 17 deciding on photographing conditions on the basis of the thickness of the breast at the time when pressurization ends and pressure applied to the breast at the time when compression ends, thickness at the time when compression ends or the rate of change of compression with respect to time.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提高数字乳腺X线照相仪中成像条件的决策精度。 数字乳腺摄影仪器配备有产生X射线的X射线管2,压缩被检者的乳房的压缩机构11,检测发送压缩乳房的X射线的平面检测器5,测量厚度的厚度传感器13 压缩式乳房的压力传感器12,测量由压缩机构施加到乳房的压力的压力传感器12;记录部分14,其通过压缩机构反复记录从压缩开始到压缩结束期间测量的压力和厚度;以及 摄影条件决定部16和17基于加压结束时乳房的厚度和压缩结束时施加到乳房的压力,压缩结束时的厚度或压缩结束时的速度决定拍摄条件 相对于时间的压缩变化。 版权所有(C)2008,JPO&INPIT
    • 10. 发明专利
    • Image processing display device and image processing display program
    • 图像处理显示设备和图像处理显示程序
    • JP2013070925A
    • 2013-04-22
    • JP2011214040
    • 2011-09-29
    • Toshiba Corp株式会社東芝Toshiba Medical Systems Corp東芝メディカルシステムズ株式会社
    • KOBAYASHI YOSHIMASAKATO HISANORISUGAWARA YASUHIROKANEMITSU SHINGO
    • A61B6/02
    • PROBLEM TO BE SOLVED: To provide an image processing display device which displays an image of a subject in an easily recognizable fashion by configuring the subject three dimensionally thereby achieving reduction in radiographic image interpretation time, and to provide an image processing display program.SOLUTION: The image processing display device of an embodiment can display tomographic images of multiple cross sections prepared in such a way that a surface orthogonal to the thickness direction of the subject becomes the cross section, and includes an image preparation means and a display control means. The image preparation means receives designation of a line segment passing through one, two or more points within the region of interest on the displayed tomographic image, and prepares a cross-sectional image which includes the line segment and in which the surface different from the tomographic image is the cross section, on the basis of the tomographic images of the multiple cross sections. The display control means displays the cross-sectional image.
    • 解决的问题:提供一种图像处理显示装置,其以容易识别的方式显示被摄体的图像,从而三维地构成被摄体,从而实现放射线照相图像解读时间的缩短,并且提供图像处理显示程序 。 解决方案:实施例的图像处理显示装置可以显示以与被摄体的厚度方向正交的表面成为横截面的方式制备的多个横截面的断层图像,并且包括图像准备装置和 显示控制装置。 图像准备装置接收在所显示的断层图像上通过感兴趣区域内的一个,两个或更多个点的线段的指定,并准备包括线段的横截面图像,并且其中不同于断层图像的表面 图像是横截面,基于多个横截面的断层图像。 显示控制装置显示横截面图像。 版权所有(C)2013,JPO&INPIT