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    • 1. 发明授权
    • Ultrasonic diagnosis system and image data display control program
    • 超声诊断系统和图像数据显示控制程序
    • US09173632B2
    • 2015-11-03
    • US13336118
    • 2011-12-23
    • Eiichi ShikiYoshitaka Mine
    • Eiichi ShikiYoshitaka Mine
    • G06T15/00A61B8/08G06T7/00G06T19/00A61B8/00
    • A61B8/08A61B8/463A61B8/466A61B8/483G06F19/00G06T7/12G06T19/00G06T19/003G06T2207/10132G06T2207/30101
    • An ultrasonic diagnosis system that generates virtual endoscopic image data on a lumen of an organ of an object based on volume data acquired by three-dimensional scanning of the object, includes: a unit that sets a three-dimensional region of interest for the volume data; a unit that sets a center line of the lumen of the organ in the volume data based on the acquired volume data; a unit that detects a reference point at which a reference plane of the three-dimensional region of interest and the center line intersect with each other; a unit that sets a viewpoint and a view direction based on the reference point; a virtual endoscopic image data generating unit that processes the volume data based on the viewpoint and the view direction to generate the virtual endoscopic image data; and a display unit that displays the generated virtual endoscopic image data.
    • 一种超声诊断系统,其基于通过对象的三维扫描取得的体数据,在对象器官的管腔上生成虚拟内窥镜图像数据,包括:设定体数据的三维感兴趣区域的单元 ; 基于获取的体积数据,在体数据中设置器官的管腔的中心线的单元; 检测所述三维感兴趣区域的基准面与所述中心线相交的基准点的单位; 基于参考点设置视点和视图方向的单元; 虚拟内窥镜图像数据生成单元,其根据视点和视野方向对体数据进行处理,生成虚拟内窥镜图像数据; 以及显示单元,其显示生成的虚拟内窥镜图像数据。
    • 3. 发明授权
    • Ultrasound imaging using flash echo imaging technique
    • 超声成像使用闪光回波成像技术
    • US06450961B1
    • 2002-09-17
    • US09587611
    • 2000-06-05
    • Eiichi ShikiYoshitaka Mine
    • Eiichi ShikiYoshitaka Mine
    • A61B814
    • A61B8/06A61B8/13A61B8/543
    • A diagnostic ultrasound apparatus is provided for obtaining an image of an object into which an ultrasound contrast agent is injected. The apparatus has a transducer 1 for transmitting and receiving an ultrasound wave to and from the object and transmitting means (2, 81, 83) transmitting an ultrasound pulse into the object by driving the transducer under a first transmitting condition exerting a given destruction capability on the ultrasound contrast agent and a second transmitting condition having a destruction capability lower than that of the first condition. First image producing (3, 5) receive an ultrasound echo of the ultrasound pulse transmitted under the first transmitting condition and produce a first color-displayed image based on phase displacement information about the ultrasound echo. Additionally, second image producing means (3, 4) receive an ultrasound echo of the transmitted ultrasound pulse and produce a second image based on amplitude information about the ultrasound echo. The first and second images are displayed by display means (6, 82). According to this diagnostic ultrasound apparatus, for imaging a CFM image based on a flash echo phenomenon caused in an object in which a contrast agent injected, one interval during which the phenomenon will be caused and the other interval during which it will not be caused can be determined appropriately and images can be displayed effectively over those intervals.
    • 提供了一种用于获得注射了超声造影剂的物体的图像的诊断超声装置。 该装置具有用于向物体发送和接收超声波的换能器1和通过在给予破坏能力的第一发送条件下驱动换能器而将超声脉冲发送到物体的发送装置(2,81,83) 所述超声造影剂和具有比所述第一条件的破坏能力低的破坏能力的第二发送条件。 第一图像产生(3,5)接收在第一发送条件下发送的超声脉冲的超声回波,并且基于关于超声回波的相位位移信息产生第一彩色显示图像。 此外,第二图像产生装置(3,4)接收所发送的超声波脉冲的超声回波,并且基于关于超声回波的振幅信息产生第二图像。 第一和第二图像由显示装置(6,82)显示。 根据该诊断用超声波装置,为了根据在注射造影剂的物体中引起的闪光回波现象来对CFM图像进行成像,可能导致出现这种现象的一个间隔和不会引起的其它间隔, 适当确定图像可以在这些间隔内有效显示。
    • 5. 发明授权
    • Ultrasound diagnosis apparatus, medical image display apparatus and medical image displaying method
    • 超声诊断装置,医用图像显示装置及医用图像显示方法
    • US09414807B2
    • 2016-08-16
    • US12691186
    • 2010-01-21
    • Kenji HamadaYoshitaka MineItsuki KugaEiichi Shiki
    • Kenji HamadaYoshitaka MineItsuki KugaEiichi Shiki
    • A61B8/14G06T19/00A61B6/00A61B8/08
    • A61B8/14A61B6/466A61B8/483A61B8/523G06T19/003
    • An ultrasound diagnosis system, a medical image display apparatus and displaying method that simultaneously acquires virtual endoscopy image data and multi-planar-reconstruction (MPR) image data of a diagnosing target region based on the volume data acquired from an object. Virtual endoscopy image data is generated by setting up a viewing point and a viewing direction on a volume data acquired from the object. A marker is provided on a target region of a lumen organ shown in the virtual endoscopy image data for setting up an observing direction. A reference line started from the volume data is set up along an observing direction. By comparing a voxel value of the volume data that is crossing to the reference line with a prescribed threshold value, a reference point where a surface of the diagnosing target region crosses the reference line is set up to the volume data. MPR image data is generated by extracting each voxel of the volume data corresponded to each of three MPR cross-sectional planes that are mutually orthogonally crossing at the reference point and displayed with the virtual endoscopy image data.
    • 基于从对象获取的体数据,同时获取诊断对象区域的虚拟内窥镜图像数据和多平面重构(MPR)图像数据的超声诊断系统,医疗用图像显示装置及显示方法。 虚拟内窥镜图像数据通过在从对象获取的体数据上设置观察点和观察方向来生成。 在用于建立观察方向的虚拟内窥镜图像数据中所示的管腔器官的目标区域上设置有标记。 沿观察方向设置从音量数据开始的参考线。 通过将与参考线交叉的体积数据的体素值与规定的阈值进行比较,将诊断对象区域的表面与基准线交叉的参考点设定为体积数据。 MPR图像数据是通过提取与参考点相互正交交叉并与虚拟内窥镜图像数据一起显示的三个MPR横截面中的每一个对应的体数据的每个体素来生成的。
    • 6. 发明申请
    • ULTRASONIC DIAGNOSIS SYSTEM AND IMAGE DATA DISPLAY CONTROL PROGRAM
    • 超声诊断系统和图像数据显示控制程序
    • US20120113111A1
    • 2012-05-10
    • US13336118
    • 2011-12-23
    • Eiichi SHIKIYoshitaka Mine
    • Eiichi SHIKIYoshitaka Mine
    • G06T15/00
    • A61B8/08A61B8/463A61B8/466A61B8/483G06F19/00G06T7/12G06T19/00G06T19/003G06T2207/10132G06T2207/30101
    • An ultrasonic diagnosis system that generates virtual endoscopic image data on a lumen of an organ of an object based on volume data acquired by three-dimensional scanning of the object, includes: a unit that sets a three-dimensional region of interest for the volume data; a unit that sets a center line of the lumen of the organ in the volume data based on the acquired volume data; a unit that detects a reference point at which a reference plane of the three-dimensional region of interest and the center line intersect with each other; a unit that sets a viewpoint and a view direction based on the reference point; a virtual endoscopic image data generating unit that processes the volume data based on the viewpoint and the view direction to generate the virtual endoscopic image data; and a display unit that displays the generated virtual endoscopic image data.
    • 一种超声诊断系统,其基于通过对象的三维扫描取得的体数据,在对象器官的管腔上生成虚拟内窥镜图像数据,包括:设定体数据的三维感兴趣区域的单元 ; 基于获取的体积数据,在体数据中设置器官的管腔的中心线的单元; 检测所述三维感兴趣区域的基准面与所述中心线相交的基准点的单位; 基于参考点设置视点和视图方向的单元; 虚拟内窥镜图像数据生成单元,其根据视点和视野方向对体数据进行处理,生成虚拟内窥镜图像数据; 以及显示单元,其显示生成的虚拟内窥镜图像数据。
    • 7. 发明授权
    • High resolution flow imaging for ultrasound diagnosis
    • 高分辨率流量成像用于超声诊断
    • US06419632B1
    • 2002-07-16
    • US09539322
    • 2000-03-30
    • Eiichi ShikiYoshitaka Mine
    • Eiichi ShikiYoshitaka Mine
    • A61B800
    • G01S15/8979A61B8/06A61B8/13A61B8/481G01S7/52039G01S7/52071
    • In a high-resolution flow mode, a diagnostic ultrasound apparatus and a diagnostic ultrasound method that provide an image of blood flow or perfusion is provided with higher sensitivity and high resolution, which makes it possible to precisely observe the presence of fine blood vessels. In this apparatus, by scanning means (81 to 83), with a ultrasound pulse having a wideband frequency characteristic transmitting at least two times in the same direction within an object, a cross section to be imaged therein is scanned to obtain an echo signal at each time of transmission. By processing means 84, highpass filtering or differential processing is performed with rows of data in the time axis direction of an echo signal acquired at each sample location in the cross section, so that signals from blood flow are extracted. By producing means 85, the processed signals are produced into data of luminance or power. This data is displayed by displaying means 86 as a high-resolution color (flow) image or grayscale flow image indicative of blood flow or perfusion.
    • 在高分辨率流动模式中,提供具有更高灵敏度和高分辨率的提供血流或灌注图像的诊断超声装置和诊断超声方法,这使得可以精确地观察精细血管的存在。 在该装置中,通过扫描装置(81〜83),利用具有在物体内的相同方向上发送至少两次的宽带频率特性的超声波脉冲,扫描其中要成像的横截面以获得回波信号 每次传输。 通过处理装置84,在横截面中的每个采样位置处获取的回波信号的时间轴方向上的数据行执行高通滤波或差分处理,从而提取来自血流的信号。 通过产生装置85,处理的信号被产生为亮度或功率的数据。 该数据由显示装置86显示为指示血流或灌注的高分辨率彩色(流)图像或灰度流图像。
    • 10. 发明授权
    • Method of ultrasound imaging and diagnostic ultrasound system
    • 超声成像和诊断超声系统的方法
    • US5628322A
    • 1997-05-13
    • US645751
    • 1996-05-14
    • Yoshitaka Mine
    • Yoshitaka Mine
    • G01P5/20A61B8/06G01N29/036G01N29/06G01S7/52G01S15/58G01S15/89A61B8/00
    • G01S15/8979G01N29/036G01N29/0609G01S15/582G01S7/52038G01N2291/017G01N2291/02466G01N2291/02491G01S15/8918G01S15/8984
    • Using a Doppler technique, contrast echo imaging is carried out in order to properly measure the velocity of a contrast medium injected into a patient body by intravenous injection. A diagnostic ultrasound system includes: a unit for extracting a Doppler shift of a nonlinear echo component from a received echo, the nonlinear echo component being attributable to reflection of an ultrasound beam from the ultrasound contrast medium injected into blood. A unit converts a Doppler shift f.sub.d into a velocity component v according to the following conversion expression:v =Vcos.theta.=Cf.sub.d /(2f.sub.set +f.sub.d)where C denotes a sound velocity, V denotes a moving velocity of a blood flow in a patient body, v denotes a component of a moving velocity V in a direction of an ultrasound beam, .theta. denotes an angle of an ultrasound beam with respect to a moving direction of an object, f.sub.set denotes a set frequency used for velocity conversion, and f.sub.d denotes a Doppler shift. Further, a unit displays velocity information concerning the blood flow on the basis of the velocity component v. Preferably, the set frequency f.sub.set is the frequency of a reference signal employed in the system, which is set outside a frequency band of the ultrasound beam being transmitted.
    • 使用多普勒技术,进行对比回波成像,以便通过静脉注射适当地测量注入患者体内的造影剂的速度。 诊断超声系统包括:用于从接收到的回波中提取非线性回波分量的多普勒频移的单元,所述非线性回波分量归因于来自注射到血液中的超声波造影剂的超声波束的反射。 单位根据以下转换表达式将多普勒频移fd转换为速度分量v:v =Vcosθ= Cfd /(2fset + fd)其中C表示声速,V表示患者血流的移动速度 身体,v表示超声波束方向上的移动速度V的分量,θ表示超声波束相对于物体的移动方向的角度,fset表示用于速度变换的设定频率,fd表示 多普勒频移。 此外,单位基于速度分量v显示关于血流的速度信息。优选地,设定频率fset是系统中使用的参考信号的频率,其设置在超声波束的频带外 传输。