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    • 1. 发明申请
    • ULTRASONIC DIAGNOSTIC DEVICE, AND METHOD FOR MEASURING INTIMA-MEDIA THICKNESS
    • 超声波诊断装置及测量介质厚度的方法
    • US20120310086A1
    • 2012-12-06
    • US13520214
    • 2010-11-12
    • Takenori FukumotoKazuya TakagiTakao SuzukiAkihiro Kawabata
    • Takenori FukumotoKazuya TakagiTakao SuzukiAkihiro Kawabata
    • A61B8/00
    • A61B8/0858A61B8/0891G06T7/12G06T7/62G06T2207/10132G06T2207/30048G06T2207/30101
    • The present invention provides a method for detecting lumen and adventitia boundaries and measuring an intima-media thickness without depending on the magnitudes of echo intensity variations on the lumen and adventitia sides.The ultrasonic diagnostic apparatus transmits an ultrasonic wave toward a body and obtains biological information based on an echo signal received and includes: an intensity distribution generating section that generates an echo intensity distribution in a depth direction about a vascular wall based on the echo signal; a template generating section that generates a template to detect a boundary based on template data provided in advance to represent a reference pattern of the intensity distribution; a pattern similarity calculating section that changes the depth and intima-media thickness pattern of the template to calculate similarity between the template and the intensity distribution on any change made; and a boundary defining section that defines lumen and adventitia boundaries based on the degree of similarity calculated on any change made.
    • 本发明提供一种用于检测内腔和外膜边界并测量内膜 - 中膜厚度的方法,而不依赖于内腔和外膜侧的回波强度变化的大小。 所述超声波诊断装置向身体发送超声波,并且基于所接收的回波信号获得生物信息,并且包括:强度分布生成部,其基于所述回波信号生成围绕血管壁的深度方向的回波强度分布; 模板生成部,其基于预先提供的表示强度分布的参照图案的模板数据,生成检测边界的模板; 模式相似度计算部分,改变模板的深度和中内层厚度模式,以计算模板与强度分布之间的相似性; 以及基于根据任何改变而计算出的相似程度来定义腔和外膜边界的边界限定部分。
    • 2. 发明授权
    • Ultrasonic diagnostic device, and method for measuring intima-media thickness
    • 超声诊断装置以及内膜厚度测定方法
    • US08740796B2
    • 2014-06-03
    • US13520214
    • 2010-11-12
    • Takenori FukumotoKazuya TakagiTakao SuzukiAkihiro Kawabata
    • Takenori FukumotoKazuya TakagiTakao SuzukiAkihiro Kawabata
    • A61B8/00G06K9/00
    • A61B8/0858A61B8/0891G06T7/12G06T7/62G06T2207/10132G06T2207/30048G06T2207/30101
    • An ultrasonic diagnostic apparatus transmits an ultrasonic wave toward a body and obtains biological information based on an echo signal received and includes: an intensity distribution generating section that generates an echo intensity distribution in a depth direction about a vascular wall based on the echo signal; a template generating section that generates a template to detect a boundary based on template data provided in advance to represent a reference pattern of the intensity distribution; a pattern similarity calculating section that changes the depth and intima-media thickness pattern of the template to calculate similarity between the template and the intensity distribution on any change made; and a boundary defining section that defines lumen and adventitia boundaries based on the degree of similarity calculated on any change made. The intima-media thickness is thus determined without depending on the magnitudes of echo intensity variations on the lumen and adventitia sides.
    • 超声波诊断装置向身体发送超声波,并且基于接收到的回波信号获取生物信息,并且包括:强度分布生成部,其基于回波信号,在血管壁周围的深度方向生成回波强度分布; 模板生成部,其基于预先提供的表示强度分布的参照图案的模板数据,生成检测边界的模板; 模式相似度计算部分,改变模板的深度和中内层厚度模式,以计算模板与强度分布之间的相似性; 以及基于根据任何改变而计算出的相似程度来定义腔和外膜边界的边界限定部分。 因此确定内膜 - 中膜厚度,而不依赖于内腔和外膜侧的回波强度变化的大小。
    • 3. 发明授权
    • Ultrasonic diagnostic device, and method for measuring initma-media complex thickness
    • 超声波诊断装置以及测量初始 - 媒体复合物厚度的方法
    • US09179889B2
    • 2015-11-10
    • US13496832
    • 2010-11-12
    • Takenori FukumotoAkihiro KawabataMakiko UrabeTakao SuzukiYushi Nishimura
    • Takenori FukumotoAkihiro KawabataMakiko UrabeTakao SuzukiYushi Nishimura
    • A61B8/02A61B8/08
    • A61B8/0858A61B8/0891A61B8/5284
    • An ultrasonic diagnostic apparatus according to the present invention includes: an ultrasonic signal processing section, which performs transmission processing for transmitting an ultrasonic wave toward a subject's blood vessel by driving a probe and reception processing for generating a received signal based on the ultrasonic wave reflected from the subject's blood vessel and received at the probe; a tomographic image processing section, which generates a tomographic image based on the received signal; a boundary detecting section, which detects the lumen-intima and media-adventitia boundaries of the blood vessel based on the received signal or the tomographic image; a vascular wall thickness calculating section, which calculates, as a vascular wall thickness value, the interval between the lumen-intima and media-adventitia boundaries detected by the boundary detecting section; a reliability determining section, which determines the reliability of the vascular wall thickness value by a signal feature of the received signal or an image information feature of the tomographic image at a location on the lumen-intima and/or media-adventitia boundaries detected; and a control section, which decides, in accordance with the decision made by the reliability determining section, that the vascular wall thickness value be defined as an intima-media thickness.
    • 根据本发明的超声波诊断装置包括:超声波信号处理部,其进行用于通过驱动探头向被检者的血管发送超声波的发送处理和基于从所述超声波反射的超声波生成接收信号的接收处理 受试者的血管并在探头处接受; 断层图像处理部,其基于所接收的信号生成断层图像; 边界检测部,其基于所接收的信号或断层图像检测血管的内腔和介质 - 外膜边界; 血管壁厚计算部,其计算由所述边界检测部检测出的所述内腔和介质 - 外膜边界之间的间隔作为血管壁厚度值; 可靠性确定部,其通过接收信号的信号特征或者在检测到的管腔内膜和/或介质外膜边界上的位置处的断层图像的图像信息特征来确定血管壁厚值的可靠性; 以及控制部,其根据所述可靠性判定部的判定,判断为血管壁厚值被定义为内膜中间厚度。
    • 5. 发明申请
    • ULTRASOUND DIAGNOSTIC APPARATUS AND ULTRASOUND MEASUREMENT METHOD USING SAME
    • 超声波诊断装置和超声波测量方法
    • US20130331700A1
    • 2013-12-12
    • US14000702
    • 2012-06-07
    • Akihiro KawabataManabu MigitaTakenori FukumotoMakiko Urabe
    • Akihiro KawabataManabu MigitaTakenori FukumotoMakiko Urabe
    • A61B8/08A61B8/00A61B8/14
    • A61B8/5246A61B8/0858A61B8/0883A61B8/0891A61B8/14A61B8/483A61B8/5223A61B8/5284A61B8/54A61B8/543
    • An ultrasonic diagnostic apparatus according to the present disclosure is configured so that a probe including transducers is connectible thereto and performs predetermined measuring processing on a subject's region of interest. The apparatus includes a controller, which performs transmission processing, in which an ultrasonic wave is transmitted toward the subject including the region of interest by driving the probe, and received signal processing, in which frames are generated based on the probe's received signals representing the ultrasonic wave reflected from the subject including the region of interest, a number of times at mutually different times, thereby generating multiple frames, which selects at least two frames under measurement to be subjected to measurement from the multiple frames, which extracts measurable ranges, where the measuring processing can be carried out, based on respective received signals obtained from the region of interest represented in the at least two frames under measurement, and which combines those measurable ranges together to perform predetermined measuring processing on the region of interest.
    • 根据本公开的超声波诊断装置被配置为使得包括换能器的探针可连接到其上,并对受检者的感兴趣区域执行预定的测量处理。 该装置包括执行传输处理的控制器,其中通过驱动探测器向包括感兴趣区域的对象发送超声波,以及接收信号处理,其中基于探针的表示超声波的接收信号生成帧 从包括感兴趣区域的对象反射的波,在相互不同的时间多次,从而生成多个帧,其从多个帧中选择待测量的至少两个帧进行测量,该帧提取可测量的范围,其中 可以基于从在测量中的至少两个帧中表示的感兴趣区域获得的各个接收信号进行测量处理,并且将这些可测量范围组合在一起,以对感兴趣的区域执行预定的测量处理。