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1. 发明申请

US20160232660A1 MEDICAL IMAGE PROCESSING APPARATUS AND MEDICAL IMAGE PROCESSING METHOD 审中-公开
标题翻译：医学图像处理设备和医学图像处理方法
公开(公告)号：US20160232660A1
公开(公告)日：2016-08-11
申请号：US15011905
申请日：2016-02-01
申请人： Kabushiki Kaisha Toshiba , Toshiba Medical Systems Corporation
发明人： Shuhei BANNAE , Shigeharu OHYU , Masashi YOSHIDA , Yoshihiro IKEDA , Fumiki NAKANO , Mitsukazu KAMATA , Tetsuya YOKOTA , Tatsuya KIMOTO , Masao YUI , Tomohisa FUKUNAGA , Shigehide KUHARA , Kota AOYAGI
IPC分类号： G06T7/00 , G06K9/52 , G06T7/20 , A61B5/024 , G06K9/46 , G06K9/62 , A61B5/055 , G06T7/60 , G06T7/40
CPC分类号： G01R33/5608 , G01R33/56316 , G06T7/11 , G06T7/215 , G06T2207/10016 , G06T2207/10088 , G06T2207/30104
摘要： In one embodiment, a medical image processing apparatus includes a display and processing circuitry. The processing circuitry is configured to (a) calculate fluid information including flow-velocity vectors based on three-dimensional image data of plural time phases, which are acquired by a phase contrast method of magnetic resonance imaging, and in which fluid flowing inside a lumen is depicted, (b) identify a branching position where a second lumen branches from a first lumen, based on change in flow volume of fluid flowing inside the first lumen along an extending direction of the first lumen, and (c) cause the display to display an analysis result including fluid information of fluid flowing inside the second lumen, based on the branching position.
摘要翻译：在一个实施例中，医学图像处理装置包括显示和处理电路。处理电路被配置为（a）基于通过磁共振成像的相位对比方法获取的多个时相的三维图像数据来计算包括流速矢量的流体信息，并且其中在内腔内流动的流体（b）根据第一内腔沿第一内腔的延伸方向流动的流体的流量变化，识别第二腔从第一腔分支的分支位置，以及（c）使显示器基于分支位置显示包括在第二内腔内流动的流体的流体信息的分析结果。

2. 发明申请

US20160146914A1 MAGNETIC RESONANCE IMAGING APPARATUS AND MEDICAL IMAGE PROCESSING METHOD 审中-公开
标题翻译：磁共振成像装置和医学图像处理方法
公开(公告)号：US20160146914A1
公开(公告)日：2016-05-26
申请号：US14947500
申请日：2015-11-20
申请人： Kabushiki Kaisha Toshiba , Toshiba Medical Systems Corporation
发明人： Shuhei NITTA , Tomoyuki TAKEGUCHI , Yurika OGAWA , Kensuke SHINODA , Takuya FUJIMAKI , Syuhei TAKEMOTO , Shigehide KUHARA
IPC分类号： G01R33/483
CPC分类号： G01R33/4835 , A61B8/463 , G01R33/546
摘要： A magnetic resonance imaging apparatus according to an embodiment includes processing circuitry. The processing circuitry generates a plurality of cross-sectional images for setting a sectional position to be collected in main imaging based on a characteristic portion of a target detected in three-dimensional data. The processing circuitry lists the cross-sectional images on a display and superimposes a mark corresponding to the characteristic portion on at least one of the cross-sectional images. The processing circuitry receives a setting operation to determine the sectional position. The processing circuitry causes, when the mark is selected in the setting operation, a cross-sectional image to be emphasized a sectional position of which is defined using the characteristic portion corresponding to the mark among the listed cross-sectional images. The processing circuitry performs main imaging based on the sectional position after the setting operation.
摘要翻译：根据实施例的磁共振成像装置包括处理电路。处理电路基于三维数据中检测到的目标的特征部分，生成多个横截面图像，用于设定要在主成像中收集的截面位置。处理电路列出显示器上的横截面图像，并将对应于特征部分的标记叠加在至少一个横截面图像上。处理电路接收确定截面位置的设置操作。当在设定操作中选择标记时，处理电路使得使用与列出的横截面图像中的标记相对应的特征部分来限定其截面位置被强调的横截面图像。处理电路基于设置操作之后的截面位置执行主要成像。

3. 发明申请

US20160054417A1 MAGNETIC RESONANCE IMAGING APPARATUS, MAGNETIC RESONANCE IMAGING METHOD AND MAGNETIC RESONANCE IMAGING SYSTEM 审中-公开
公开(公告)号：US20160054417A1
公开(公告)日：2016-02-25
申请号：US14466330
申请日：2014-08-22
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA MEDICAL SYSTEMS CORPORATION
发明人： Shigehide KUHARA , Shuhei NITTA , Taichiro SHIODERA , Tomoyuki TAKEGUCHI
IPC分类号： G01R33/56 , G01R33/565 , G01R33/48
CPC分类号： G01R33/5608 , A61B5/055 , G01R33/4818 , G01R33/4833 , G01R33/543 , G01R33/546 , G01R33/5602 , G01R33/56509
摘要： A magnetic resonance imaging apparatus according to an embodiment includes a sequence control unit, an image generating unit, and a deriving unit. The sequence control unit executes first imaging scan for acquiring data of a range including a target internal organ and second imaging scan for acquiring data for a diagnostic image by controlling execution of a pulse sequence. The image generating unit generates an image by using data acquired by the first imaging scan. The deriving unit derives an imaging scan area in which data for the diagnostic image are acquired in the second imaging scan and a related area set associated with the imaging scan area in the second imaging scan, based on image processing using the image.

4. 发明申请

US20150355303A1 MAGNETIC RESONANCE IMAGING APPARATUS 审中-公开
标题翻译：磁共振成像装置
公开(公告)号：US20150355303A1
公开(公告)日：2015-12-10
申请号：US14826554
申请日：2015-08-14
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA MEDICAL SYSTEMS CORPORATION
发明人： Shigehide KUHARA
IPC分类号： G01R33/561 , G01R33/385 , G01R33/565
CPC分类号： G01R33/5611 , G01R33/385 , G01R33/5616 , G01R33/56554 , G01R33/56563
摘要： A magnetic resonance imaging apparatus according to an embodiment includes sequence controlling circuitry and image generating circuitry. The sequence controlling circuitry is configured to continuously apply, after application of an excitation pulse, a readout gradient magnetic field while inverting polarity to control execution of a pulse sequence that continuously generates multiple echo signals and configured to collect echo signals for multiple channels by parallel imaging. The image generating circuitry is configured to extract at least one of an even-number-th collected echo signal group and an odd-number-th collected echo signal group from multiple echo signals continuously collected and configured to generate at least one of an even-number-th image and an odd-number-th image using the extracted echo signal group for the multiple channels and sensitivity distribution for the multiple channels.
摘要翻译：根据实施例的磁共振成像装置包括顺序控制电路和图像产生电路。序列控制电路被配置为在施加激励脉冲之后连续地应用读出梯度磁场，同时反转极性以控制连续生成多个回波信号的脉冲序列的执行，并且被配置为通过并行成像来收集多个通道的回波信号。图像产生电路被配置为从连续收集并被配置为产生偶数个回波信号中的至少一个的多个回波信号中提取第二收集的回波信号组和第奇数收集的回波信号组中的至少一个，使用提取的用于多个声道的回波信号组和多个声道的灵敏度分布的第奇数第一图像和第奇数图像。

5. 发明申请

US20150185302A1 MAGNETIC RESONANCE IMAGING APPARATUS 审中-公开
标题翻译：磁共振成像装置
公开(公告)号：US20150185302A1
公开(公告)日：2015-07-02
申请号：US14579532
申请日：2014-12-22
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA MEDICAL SYSTEMS CORPORATION
发明人： Shuhei NITTA , Shigehide KUHARA , Tomoyuki TAKEGUCHI , Taichiro Shiodera , Yukinobu SAKATA
IPC分类号： G01R33/48
CPC分类号： G01R33/546
摘要： A magnetic resonance imaging apparatus according to an embodiment includes a processor and a memory. The memory stores processor-executable instructions that cause the processor to detect cross-sectional positions of a plurality of cross-sectional images to be acquired in an imaging scan from volume data; acquire the cross-sectional images in sequence based on the cross-sectional positions by executing the imaging scan; and after the first cross-sectional image is acquired in the imaging scan, generate a display image, and display the display image on a display, the display image being an image in which a cross-sectional position of a second cross-sectional image which is detected from the volume data is superimposed on the first cross-sectional image, the second cross-sectional image being a cross-sectional image before being acquired and intersecting with the first cross-sectional image.
摘要翻译：根据实施例的磁共振成像装置包括处理器和存储器。存储器存储处理器可执行指令，其使得处理器检测要从体积数据在成像扫描中获取的多个横截面图像的横截面位置; 通过执行成像扫描，基于横截面位置顺序获取截面图像; 并且在成像扫描中获取第一横截面图像之后，生成显示图像，并将显示图像显示在显示器上，所述显示图像是图像的第二横截面图像的横截面位置从所述体积数据中检测到的所述第一截面图像被叠加在所述第一横截面图像上，所述第二横截面图像是被获取之前的横截面图像并且与所述第一横截面图像相交。

6. 发明申请

US20160155229A1 MAGNETIC RESONANCE IMAGING APPARATUS AND MEDICAL IMAGE PROCESSING METHOD 审中-公开
标题翻译：磁共振成像装置和医学图像处理方法
公开(公告)号：US20160155229A1
公开(公告)日：2016-06-02
申请号：US14948661
申请日：2015-11-23
申请人： Kabushiki Kaisha Toshiba , Toshiba Medical Systems Corporation
发明人： Kensuke SHINODA , Takuya FUJIMAKI , Shuhei NITTA , Syuhei TAKEMOTO , Shigehide KUHARA , Tomoyuki TAKEGUCHI , Yurika OGAWA
IPC分类号： G06T7/00 , A61B5/055 , A61B5/00 , G06T15/08
CPC分类号： A61B5/055 , A61B5/0044 , A61B5/0263 , A61B5/743 , A61B2576/023 , G06T19/00 , G06T2200/24 , G06T2210/41 , G06T2219/028 , G16H30/40 , G16H50/50
摘要： A magnetic resonance imaging apparatus according to embodiments includes processing circuitry. The processing circuitry configured to acquire layout information which defines a layout of cross-sectional images on a localizer screen, to detect cross-sectional positions of the cross-sectional images from MR data, and to generate the localizer screen according to the layout information, the localizer screen including all or a part of the plurality of cross-sectional images generated on the basis of the plurality of cross-sectional positions.
摘要翻译：根据实施例的磁共振成像装置包括处理电路。所述处理电路被配置为获取定位在定位器屏幕上的横截面图像的布局的布局信息，以检测来自MR数据的横截面图像的横截面位置，并根据布局信息生成定位器屏幕，所述定位器屏幕包括基于所述多个横截面位置产生的所述多个横截面图像的全部或一部分。

7. 发明申请

US20150309143A1 MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING METHOD 审中-公开
标题翻译：磁共振成像装置和磁共振成像方法
公开(公告)号：US20150309143A1
公开(公告)日：2015-10-29
申请号：US14694232
申请日：2015-04-23
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA MEDICAL SYSTEMS CORPORATION
发明人： Shigehide KUHARA
IPC分类号： G01R33/567 , G01R33/563 , G01R33/3815 , G01R33/383 , G01R33/34
CPC分类号： G01R33/50
摘要： According to one embodiment, a magnetic resonance imaging apparatus includes a data acquiring part and a processing circuit. The data acquiring part is configured to acquire a magnetic resonance signal after applying an inversion recovery pulse or a saturation pulse. The processing circuit generates magnetic resonance examination data based on the magnetic resonance signal, by data processing including processing for compensating an incomplete inversion of a longitudinal magnetization resulting from an inversion efficiency of the inversion recovery pulse or processing for compensating an incomplete saturation of a longitudinal magnetization resulting from a saturation efficiency of the saturation pulse.
摘要翻译：根据一个实施例，磁共振成像设备包括数据获取部分和处理电路。数据获取部被配置为在施加反转恢复脉冲或饱和脉冲之后获取磁共振信号。处理电路基于磁共振信号产生磁共振检查数据，通过包括用于补偿由反转恢复脉冲的反转效率产生的纵向磁化的不完全反转的处理的数据处理或用于补偿纵向磁化的不完全饱和的处理由饱和脉冲的饱和效率产生。

8. 发明申请

US20160109544A1 MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING METHOD 审中-公开
标题翻译：磁共振成像装置和磁共振成像方法
公开(公告)号：US20160109544A1
公开(公告)日：2016-04-21
申请号：US14978222
申请日：2015-12-22
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA MEDICAL SYSTEMS CORPORATION
发明人： Shigehide KUHARA , Shuhei NITTA , Taichiro SHIODERA , Yukinobu SAKATA , Tomoyuki TAKEGUCHI
IPC分类号： G01R33/483 , A61B5/00 , A61B5/055
CPC分类号： G01R33/4835 , A61B5/0037 , A61B5/0044 , A61B5/055 , A61B5/489 , A61B5/7271 , G01R33/4833
摘要： A magnetic resonance apparatus of the present embodiment includes: a gantry which includes a static field magnet, a gradient coil and an RF coil to image an object; processing circuitry; a memory that stores processor-executable instructions that, when executed by the processing circuitry, cause the p processing circuitry to detect at least one position of an aortic valve and a pulmonary valve from three-dimensional image data including a heart of the object, as at least one characteristic region inside the heart, specify a position of an imaging cross-section substantially orthogonal to a bloodstream path inside the heart based on the position of the aortic valve or the pulmonary valve, and cause the gantry to image the imaging cross-section of the object at the specified position of the imaging cross-section.
摘要翻译：本实施例的磁共振装置包括：具有静态场磁体，梯度线圈和用于成像物体的RF线圈的机架; 处理电路; 存储器，其存储处理器可执行指令，所述指令在由所述处理电路执行时使得所述p处理电路从包括所述对象的心脏的三维图像数据检测主动脉瓣和肺动脉瓣的至少一个位置，如心脏内的至少一个特征区域基于主动脉瓣或肺动脉瓣的位置来指定与心脏内部的血流路径基本正交的成像横截面的位置，并且使台架成像成像横截面，在成像横截面的指定位置处的物体部分。

9. 发明申请

US20150238149A1 MAGNETIC RESONANCE IMAGING APPARATUS 审中-公开
标题翻译：磁共振成像装置
公开(公告)号：US20150238149A1
公开(公告)日：2015-08-27
申请号：US14707377
申请日：2015-05-08
申请人： KABUSHIKI KAISHA TOSHIBA , TOSHIBA MEDICAL SYSTEMS CORPORATION
发明人： Shuhei NITTA , Tomoyuki TAKEGUCHI , Taichiro SHIODERA , Shigehide KUHARA
IPC分类号： A61B5/00 , A61B5/113 , A61B5/0402 , G01R33/567
CPC分类号： A61B5/7289 , A61B5/0037 , A61B5/0044 , A61B5/0402 , A61B5/055 , A61B5/113 , A61B5/7278 , A61B2576/023 , G01R33/4835 , G01R33/546 , G01R33/5673 , G01R33/5676
摘要： A magnetic resonance imaging apparatus includes a controller and a deriving unit. The controller performs first imaging for acquiring first image data on a region including a target and the diaphragm, second imaging for acquiring, with application of motion detection pulses for detecting a respiratory phase, second image data including the target at a first respiratory phase and third image data including the target at a second respiratory phase different from the first respiratory phase, and third imaging for acquiring fourth image data. The deriving unit detects the position of the diaphragm from the first image data and derives a region to which the motion detection pulses are applied. In the performing of the second imaging, the controller detects a respiratory phase by the application of the detection pulses and controls timings at which the second image data and the third image data are acquired.
摘要翻译：磁共振成像装置包括控制器和导出单元。所述控制器执行第一成像以获取包括目标和所述振膜的区域上的第一图像数据，第二成像用于通过应用用于检测呼吸相位的运动检测脉冲来获取包括所述目标在第一呼吸阶段的第二图像数据和第三成像包括在与第一呼吸相位不同的第二呼吸相位的目标的图像数据以及用于获取第四图像数据的第三成像。导出单元从第一图像数据检测光阑的位置，并导出施加运动检测脉冲的区域。在执行第二次成像时，控制器通过应用检测脉冲来检测呼吸相位，并且控制获取第二图像数据和第三图像数据的定时。

10. 发明申请

US20130154646A1 MAGNETIC RESONANCE IMAGING APPARATUS 有权
标题翻译：磁共振成像装置
公开(公告)号：US20130154646A1
公开(公告)日：2013-06-20
申请号：US13670875
申请日：2012-11-07
申请人： Kabushiki Kaisha Toshiba , Toshiba Medical Systems Corporation
发明人： Shuhei NITTA , Tomoyuki TAKEGUCHI , Nobuyuki MATSUMOTO , Shigehide KUHARA
IPC分类号： G01R33/34
CPC分类号： G01R33/4835 , G01R33/246 , G01R33/30 , G01R33/34 , G01R33/3875 , G01R33/543
摘要： A magnetic resonance imaging apparatus according to an embodiment includes an acquiring unit, a detecting unit, a deriving unit, and an imaging controller. The acquiring unit acquires three-dimensional image data including a target organ. The detecting unit detects an upper end position and a lower end position of the target organ in the three-dimensional image data. The deriving unit derives an imaging range of subsequent imaging performed after acquisition of the three-dimensional image data based on the upper end position and the lower end position of the target organ. The imaging controller controls performance of the subsequent imaging in accordance with the imaging range.
摘要翻译：根据实施例的磁共振成像装置包括获取单元，检测单元，导出单元和成像控制器。获取单元获取包括目标器官的三维图像数据。检测单元检测三维图像数据中的目标器官的上端位置和下端位置。导出单元导出基于目标器官的上端位置和下端位置获取三维图像数据之后执行的后续成像的成像范围。成像控制器根据成像范围控制后续成像的性能。

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