公开(公告)号：US20100312110A1

公开(公告)日：2010-12-09

申请号：US12160447

申请日：2007-01-10

申请人： Takao Suzuki ,  Hisashi Hagiwara ,  Makoto Kato ,  Yoshinao Tan-naka

发明人： Takao Suzuki ,  Hisashi Hagiwara ,  Makoto Kato ,  Yoshinao Tan-naka

IPC分类号： A61B8/14

CPC分类号： A61B8/0858 ,  A61B5/02007 ,  A61B5/021 ,  A61B8/13 ,  A61B8/485

摘要： An ultrasonic diagnostic apparatus according to the present invention includes: a transmitting section 102 driving an ultrasonic probe; a receiving section 103 receiving an ultrasonic echo, produced by getting an ultrasonic wave reflected by a subject, at the probe to generate a received signal; a tissue tracking section 105 for tracking the motion of each tissue of the subject based on the received signal and outputting location tracking information; a radius and wall thickness calculating section calculating the radius and wall thickness of the blood vessel; a tissue attribute value calculating section 108 calculating radial and circumferential elasticities of the vascular wall of the vessel based on information about the blood pressure of the subject provided externally, the tracking information, and the radius and wall thickness of the vessel; and a display section 107 presenting the radial and circumferential elasticities. While the transmitting section and the receiving section are transmitting or receiving the ultrasonic wave, the tissue attribute value calculating section calculates the radial elasticities one after another based on the tracking information and the information about the blood pressure, and the display section presents the radial elasticities. But while the transmission and reception of the ultrasonic waves are suspended, the tissue attribute value calculating section calculates the circumferential elasticity based on the tracking information, the information about the blood pressure, and the radius and wall thickness of the blood vessel and the display section presents the circumferential elasticities.

摘要翻译： 根据本发明的超声波诊断装置包括：驱动超声波探头的发送部分102; 接收部103，其通过在被检测体上取得被检体反射的超声波而接收超声波回波，生成接收信号; 组织跟踪部分105，用于基于所接收的信号跟踪对象的每个组织的运动并输出位置跟踪信息; 计算血管的半径和壁厚的半径和壁厚计算部; 组织属性值计算部分108，根据关于外部提供的对象的血压，跟踪信息以及血管的半径和壁厚的信息，计算血管壁的血管壁的径向和周向弹性; 以及呈现径向和周向弹性的显示部分107。 当发送部分和接收部分正在发送或接收超声波时，组织属性值计算部分基于跟踪信息和关于血压的信息来一个接一个地计算径向弹性，并且显示部分呈现径向弹性 。 但是，在超声波的发送接收停止的情况下，组织属性值计算部根据跟踪信息，关于血压的信息以及血管的半径和壁厚以及显示部来计算周边弹性 呈现圆周弹性。

公开(公告)号：US20090227867A1

公开(公告)日：2009-09-10

申请号：US12097142

申请日：2006-12-13

申请人： Takao Suzuki ,  Hisashi Hagiwara ,  Makoto Kato ,  Yoshinao Tan-naka ,  Hiroshi Kanai ,  Hideyuki Hasegawa

发明人： Takao Suzuki ,  Hisashi Hagiwara ,  Makoto Kato ,  Yoshinao Tan-naka ,  Hiroshi Kanai ,  Hideyuki Hasegawa

IPC分类号： A61B8/14

CPC分类号： A61B8/0858 ,  A61B5/02007 ,  A61B5/1075 ,  A61B8/461 ,  A61B8/467 ,  A61B8/485

摘要： An ultrasonic diagnostic apparatus according to the present invention is designed to measure a vascular wall. The apparatus includes: a transmitting section that drives a probe to transmit an ultrasonic wave toward a subject including a blood vessel; a receiving section that receives an ultrasonic echo, produced by getting the ultrasonic wave reflected by the subject, at the probe to generate a received signal; a tomographic image processing section for generating an image signal based on the received signal to present the tomographic image of the subject on a display section; a first borderline generating section for determining a first type of borderline based on the tomographic image presented on the display section; and a second borderline generating section for generating at least one borderline of a second type by translating the first type of borderline.

摘要翻译： 根据本发明的超声波诊断装置被设计成测量血管壁。 该装置包括：传送部分，其驱动探针以朝向包括血管的对象发送超声波; 接收部，其接收由所述被检体反射的超声波产生的超声回波，所述超声回波在所述探头处产生接收信号; 断层图像处理部分，用于基于所接收的信号产生图像信号，以在显示部分上呈现被摄体的断层图像; 第一边界线生成部分，用于基于在所述显示部分上呈现的断层图像来确定第一类型的边界线; 以及第二边界线生成部分，用于通过翻译第一类型的边界线来生成第二类型的至少一个边界线。

公开(公告)号：US20090143675A1

公开(公告)日：2009-06-04

申请号：US12067203

申请日：2006-09-14

申请人： Takao Suzuki ,  Makoto Kato ,  Hisashi Hagiwara ,  Yoshinao Tan-Naka

发明人： Takao Suzuki ,  Makoto Kato ,  Hisashi Hagiwara ,  Yoshinao Tan-Naka

IPC分类号： A61B8/04 ,  A61B8/00

CPC分类号： A61B8/0858 ,  A61B5/02007 ,  A61B8/485

摘要： The present invention aims at providing an ultrasonic diagnostic apparatus capable of acquiring more accurate tissue character values such as strain, an average elastic modulus, and an average viscosity.The ultrasonic diagnostic apparatus of the present invention detects tissue boundaries of a subject in accordance with a received signal based on an ultrasonic echo from a receiving section 103, by means of a boundary detection section 110; and tracks motions of the tissue boundaries of the subject by means of a tissue tracking section 108. A tissue character value computing section 109 computes tissue character values of the subject from the motions of the tissue boundaries of the subject tracked by the tissue tracking section 108 and a blood pressure value of the subject acquired from a blood pressure value acquisition section 112.

摘要翻译： 本发明的目的在于提供一种能够获得更精确的组织特征值的超声波诊断装置，例如应变，平均弹性模量和平均粘度。 本发明的超声波诊断装置借助于边界检测部110，根据来自接收部103的超声波回波的接收信号来检测被检体的组织边界; 并且通过组织跟踪部分108跟踪对象的组织边界的运动。组织字符值计算部分109根据由组织跟踪部分108跟踪的对象的组织边界的运动来计算对象的组织字符值 以及从血压值获取部112获取的被检者的血压值。

公开(公告)号：US20090118615A1

公开(公告)日：2009-05-07

申请号：US11995993

申请日：2006-07-20

申请人： Makoto Kato ,  Yoshinao Tan-Naka ,  Hisashi Hagiwara ,  Takao Suzuki

发明人： Makoto Kato ,  Yoshinao Tan-Naka ,  Hisashi Hagiwara ,  Takao Suzuki

IPC分类号： A61B8/00

CPC分类号： A61B8/08 ,  A61B5/02007 ,  A61B8/0891 ,  A61B8/485

摘要： The present invention aims at providing an ultrasonic diagnostic apparatus capable of displaying a stable spatial distribution of elastic characteristics for each hear beat without depending on the accuracy or stability of measurement of blood pressure and without involvement of measurement of blood pressure.In an ultrasonic diagnostic apparatus of the present invention, an ultrasonic reflected wave transmitted from an ultrasonic probe 13 and reflected by biomedical tissue is input to a computing section 19 by way of a receiving section 15, a delay time control section 16, a phase detection section 17, and a filter section 18. In accordance with the phase detection signal acquired from the phase detection section 17, the computing section 19 computes a relative elastic characteristic which is an elastic characteristic normalized by an elastic characteristic of an arbitrary reference area in the biomedical tissue. A distribution of relative elastic characteristics computed by the computing section is displayed on a display section 21.

摘要翻译： 本发明的目的在于提供一种超声波诊断装置，其能够在不依赖于血压测量的准确性或稳定性的情况下显示每个听觉搏动的弹性特性的稳定空间分布，而不涉及血压测量。 在本发明的超声波诊断装置中，从超声波探头13发送并被生物医学组织反射的超声波反射波通过接收部15，延迟时间控制部16，相位检测 部分17和滤波器部分18.根据从相位检测部分17获取的相位检测信号，计算部分19计算相对弹性特性，该相对弹性特性是由弹性特性标准化的任意参考区域的弹性特性 生物医学组织。 由计算部分计算的相对弹性特性的分布被显示在显示部分21上。

公开(公告)号：US07946987B2

公开(公告)日：2011-05-24

申请号：US11995993

申请日：2006-07-20

申请人： Makoto Kato ,  Yoshinao Tan-naka ,  Hisashi Hagiwara ,  Takao Suzuki

发明人： Makoto Kato ,  Yoshinao Tan-naka ,  Hisashi Hagiwara ,  Takao Suzuki

IPC分类号： A61B8/00

CPC分类号： A61B8/08 ,  A61B5/02007 ,  A61B8/0891 ,  A61B8/485

摘要： The present invention aims at providing an ultrasonic diagnostic apparatus capable of displaying a stable spatial distribution of elastic characteristics for each heart beat without depending on the measurement of blood pressure and the accuracy or stability of such measurement, where an ultrasonic wave transmitted from an ultrasonic probe 13 and reflected by biomedical tissue is input to a computing section 19 by way of a receiving section 15, a delay time control section 16, phase detection section 17 and filter section 18. In accordance with the phase detection signal acquired from the phase detection section 17, the computing section 19 computes a relative elastic characteristic which is an elastic characteristic normalized by an elastic characteristic of an arbitrary reference area in the biomedical tissue. A distribution of relative elastic characteristics computed by the computing section is displayed on a display section 21.

摘要翻译： 本发明的目的是提供一种超声波诊断装置，其能够显示针对每个心跳的弹性特性的稳定的空间分布，而不依赖于血压的测量以及这种测量的精度或稳定性，其中超声波从超声波探头 通过接收部分15，延迟时间控制部分16，相位检测部分17和滤波器部分18将由生物医学组织反射的信号输入到计算部分19.根据从相位检测部分获取的相位检测信号 如图17所示，计算部19计算作为通过生物医学组织中的任意基准面积的弹性特征标准化的弹性特性的相对弹性特性。 由计算部分计算的相对弹性特性的分布被显示在显示部分21上。

公开(公告)号：US09380994B2

公开(公告)日：2016-07-05

申请号：US11722549

申请日：2005-12-19

申请人： Takao Seki ,  Takao Suzuki ,  Hisashi Hagiwara ,  Yoshinao Tannaka ,  Yoshinobu Watanabe ,  Makoto Kato

发明人： Takao Seki ,  Takao Suzuki ,  Hisashi Hagiwara ,  Yoshinao Tannaka ,  Yoshinobu Watanabe ,  Makoto Kato

IPC分类号： A61B8/00 ,  A61B8/08

CPC分类号： A61B8/08 ,  A61B8/44

摘要： An ultrasonic diagnostic apparatus according to the present invention includes: a transmitting section, which drives a probe that transmits an ultrasonic wave toward a subject; a receiving section, which receives an ultrasonic echo, produced by getting the ultrasonic wave reflected by the subject, through the probe, thereby generating a received signal; a property value calculating section for calculating property values of the subject based on the received signal over a period of time; a stability estimating section for sequentially estimating the degrees of stability of the property values that have been calculated over the period of time; and a presenting section for presenting the degrees of stability thereon.

摘要翻译： 根据本发明的超声波诊断装置包括：发送部，其将朝向被检体发送超声波的探针驱动; 接收部，其通过由所述探针接收被检体反射的超声波而产生的超声波回波，从而生成接收信号; 属性值计算部分，用于在一段时间内基于所接收的信号来计算被摄体的属性值; 稳定性估计部，用于顺序地估计在该时间段内计算出的属性值的稳定度; 以及呈现部分，用于呈现其上的稳定度。

公开(公告)号：US20080103392A1

公开(公告)日：2008-05-01

申请号：US11722549

申请日：2005-12-19

申请人： Takao Seki ,  Takao Suzuki ,  Hisashi Hagiwara ,  Yoshinao Tannaka ,  Yoshinobu Watanabe ,  Makoto Kato

发明人： Takao Seki ,  Takao Suzuki ,  Hisashi Hagiwara ,  Yoshinao Tannaka ,  Yoshinobu Watanabe ,  Makoto Kato

IPC分类号： A61B8/00

CPC分类号： A61B8/08 ,  A61B8/44

摘要： An ultrasonic diagnostic apparatus according to the present invention includes: a transmitting section, which drives a probe that transmits an ultrasonic wave toward a subject; a receiving section, which receives an ultrasonic echo, produced by getting the ultrasonic wave reflected by the subject, through the probe, thereby generating a received signal; a property value calculating section for calculating property values of the subject based on the received signal over a period of time; a stability estimating section for sequentially estimating the degrees of stability of the property values that have been calculated over the period of time; and a presenting section for presenting the degrees of stability thereon.

摘要翻译： 根据本发明的超声波诊断装置包括：发送部，其将朝向被检体发送超声波的探针驱动; 接收部，其通过由所述探针接收被检体反射的超声波而产生的超声波回波，从而生成接收信号; 属性值计算部分，用于在一段时间内基于所接收的信号来计算被摄体的属性值; 稳定性估计部，用于顺序地估计在该时间段内计算出的属性值的稳定度; 以及呈现部分，用于呈现其上的稳定度。

公开(公告)号：US20070213614A1

公开(公告)日：2007-09-13

申请号：US11574140

申请日：2005-08-30

申请人： Takao Suzuki ,  Hisashi Hagiwara ,  Makoto Kato

发明人： Takao Suzuki ,  Hisashi Hagiwara ,  Makoto Kato

IPC分类号： A61B8/08

CPC分类号： A61B8/08 ,  A61B5/02007 ,  A61B8/0858 ,  A61B8/463 ,  A61B8/485 ,  G01S7/52026 ,  G01S7/52038 ,  G01S7/52042 ,  G01S7/52071 ,  G01S7/52074 ,  G01S7/52087 ,  G01S15/8954

摘要： An ultrasonic diagnostic apparatus according to the present invention includes: a transmitting section for driving an ultrasonic probe that transmits an ultrasonic wave toward a subject's tissue; a receiving section for receiving a reflected wave, produced by getting the ultrasonic wave reflected by the tissue of the organism, through the ultrasonic probe to generate a received signal; a plurality of filters for extracting multiple signal components, belonging to mutually different frequency bands, from the received signal; a plurality of phase detecting sections for detecting the respective phases of the multiple signal components; and a tissue tracking section for tracking the motion of the subject's tissue on the basis of the phases, thereby outputting tracking information.

摘要翻译： 根据本发明的超声波诊断装置包括：发送部分，用于驱动向对象组织发送超声波的超声波探头; 接收部，其通过超声波探头接收由生物体的组织反射的超声波产生的反射波，生成接收信号; 多个滤波器，用于从接收信号中提取属于相互不同的频带的多个信号分量; 多个相位检测部分，用于检测多个信号分量的各个相位; 以及组织跟踪部分，用于基于相位跟踪对象组织的运动，从而输出跟踪信息。

公开(公告)号：US08172754B2

公开(公告)日：2012-05-08

申请号：US12297335

申请日：2006-04-18

申请人： Yoshinobu Watanabe ,  Yoshinao Tan-naka ,  Takao Suzuki

发明人： Yoshinobu Watanabe ,  Yoshinao Tan-naka ,  Takao Suzuki

IPC分类号： A61B8/13

CPC分类号： A61B8/0858 ,  A61B5/02007 ,  A61B5/021 ,  A61B8/463 ,  A61B8/469 ,  A61B8/485

摘要： An ultrasonic diagnostic apparatus according to the present invention includes: a transmitting section for driving an ultrasonic probe to transmit an ultrasonic wave toward a measuring region of a subject, including an arterial vascular wall; a receiving section for receiving a reflected wave, produced by getting the ultrasonic wave reflected from the subject, at the probe, thereby generating a received signal; a displacement detecting section for calculating the magnitude of displacement of each measuring point in the measuring region on the wall by analyzing the received signal; a tissue-to-present determining section, which defines at least one boundary between tissues included in the measuring region on the wall and which selects one of at least two areas divided by the boundary defined; and a property value calculating section for calculating a property value of the subject based on the magnitude of displacement of each measuring point. The distribution of property values of the measuring points in the area selected by the tissue-to-present determining section is presented as a two-dimensional image.

摘要翻译： 根据本发明的超声波诊断装置包括：发送部分，用于驱动超声波探头以朝向被检体的测量区域发送超声波，包括动脉血管壁; 接收部分，用于接收通过从被检体反射的超声波在探头处产生的反射波，从而产生接收信号; 位移检测部分，用于通过分析接收信号来计算墙壁上测量区域中每个测量点的位移大小; 组织到当前确定部分，其限定包括在所述墙壁上的所述测量区域中的组织之间的至少一个边界，并且选择由所限定的边界划分的至少两个区域中的一个; 以及属性值计算部，其基于各测量点的位移大小来计算被检体的特性值。 由组织到当前确定部选择的区域中的测量点的属性值的分布被呈现为二维图像。

公开(公告)号：US20090275834A1

公开(公告)日：2009-11-05

申请号：US12297335

申请日：2006-04-18

申请人： Yoshinobu Watanabe ,  Yoshinao Tan-naka ,  Takao Suzuki

发明人： Yoshinobu Watanabe ,  Yoshinao Tan-naka ,  Takao Suzuki

IPC分类号： A61B8/14

CPC分类号： A61B8/0858 ,  A61B5/02007 ,  A61B5/021 ,  A61B8/463 ,  A61B8/469 ,  A61B8/485

摘要： An ultrasonic diagnostic apparatus according to the present invention includes: a transmitting section for driving an ultrasonic probe to transmit an ultrasonic wave toward a measuring region of a subject, including an arterial vascular wall; a receiving section for receiving a reflected wave, produced by getting the ultrasonic wave reflected from the subject, at the probe, thereby generating a received signal; a displacement detecting section for calculating the magnitude of displacement of each measuring point in the measuring region on the wall by analyzing the received signal; a tissue-to-present determining section, which defines at least one boundary between tissues included in the measuring region on the wall and which selects one of at least two areas divided by the boundary defined; and a property value calculating section for calculating a property value of the subject based on the magnitude of displacement of each measuring point. The distribution of property values of the measuring points in the area selected by the tissue-to-present determining section is presented as a two-dimensional image.

摘要翻译： 根据本发明的超声波诊断装置包括：发送部分，用于驱动超声波探头以朝向被检体的测量区域发送超声波，包括动脉血管壁; 接收部分，用于接收通过从被检体反射的超声波在探头处产生的反射波，从而产生接收信号; 位移检测部分，用于通过分析接收信号来计算墙壁上测量区域中每个测量点的位移大小; 组织到当前确定部分，其限定包括在所述墙壁上的所述测量区域中的组织之间的至少一个边界，并且选择由所限定的边界划分的至少两个区域中的一个; 以及属性值计算部，其基于各测量点的位移大小来计算被检体的特性值。 由组织到当前确定部选择的区域中的测量点的属性值的分布被呈现为二维图像。