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    • 2. 发明申请
    • 2D ULTRASOUND IMAGING WITH PULSED WAVE DOPPLER OR COLOR FLOW IMAGING
    • 二维超声成像与脉冲波多普勒或彩色血流成像
    • WO2017149350A1
    • 2017-09-08
    • PCT/IB2016/051110
    • 2016-02-29
    • B-K MEDICAL APS
    • MARTINS, Bo
    • G01S7/52G01S15/89
    • G01S7/52073A61B8/46G01S7/52066G01S15/8984G01S15/8986
    • An ultrasound imaging system includes receive circuitry (110) configured to receive electrical signals from ultrasound transducer elements wherein the electrical signals are indicative of sensed ultrasound echo signals. The system further includes an image process (114) configured to process the electrical signals and generate a 2-D image. The system further includes a vessel wall identifier (116) configured to identify at least a proximal wall and a distal wall of a vessel in the B-mode image from the B-image employing a signal mirroring technique. The system further includes a rendering engine (124) configured to display the 2-D image on a display (126) with graphical indicia corresponding to the identified proximal wall and distal wall superimposed over the vessel in the 2-D image.
    • 超声成像系统包括配置成从超声换能器元件接收电信号的接收电路(110),其中电信号指示感测的超声回波信号。 该系统还包括被配置为处理电信号并生成2-D图像的图像处理(114)。 该系统还包括被配置为使用信号镜像技术从B图像识别B模式图像中的血管的至少近侧壁和远侧壁的血管壁标识符(116)。 该系统还包括被配置为在显示器(126)上显示具有图形标记的绘制引擎(124),该图形标记对应于在2D图像中叠加在血管上方的所标识的近端壁和远端壁。
    • 3. 发明申请
    • HIGH RESOLUTION COMPOUND ULTRASOUND FLOW IMAGING
    • 高分辨率复合超声波流动成像
    • WO2017115104A1
    • 2017-07-06
    • PCT/IB2015/060016
    • 2015-12-28
    • B-K MEDICAL APS
    • HAUGAARD, PerSEERUP, Gert
    • A61B8/00A61B8/06G01S15/89G01S7/52
    • G01S15/8997A61B8/06A61B8/0891A61B8/488A61B8/5207A61B8/54G01S7/52095G01S15/8915G01S15/8979G01S15/8984G01S15/8988
    • An ultrasound imaging system includes a transducer array (202) with a plurality of transducer elements (206) configured to transmit a pulsed field beam into a scan field of view, receive echo signals produced in response to the pulsed field interacting with particles/ structure flowing/moving in the scan field of view, and generate electrical signals indicative of the echo signals. The ultrasound imaging system further includes a beamformer (212) including multiple synthetic transmit aperture beamformers configured to process the electrical signals over a plurality of processing channels (312) into corresponding receive-beams of RF-data with a beam- level delay, channel-level delays, a beam-level gain and channel- level gains. The ultrasound imaging system further includes a velocity processor (216) configured to estimate a flow velocity of the structure flowing in the scan field of view from the RF-data. The ultrasound imaging system further includes a rendering engine (224) configured to display the flow velocity estimate on a display (226) with color- coding.
    • 超声成像系统包括具有多个换能器元件(206)的换能器阵列(202),所述换能器元件被配置为将脉冲场光束发射到扫描视场中,接收响应于 脉冲场与在扫描视场中流动/移动的粒子/结构相互作用,并产生表示回波信号的电信号。 超声成像系统还包括包括多个合成传输孔径波束形成器的波束形成器(212),其被配置为将多个处理信道(312)上的电信号处理为具有波束级延迟, 级别延迟,波束级增益和信道级增益。 超声成像系统还包括配置成估计从RF数据在扫描视场中流动的结构的流速的速度处理器(216)。 超声成像系统还包括渲染引擎(224),其被配置为利用颜色编码在显示器(226)上显示流速估计。
    • 4. 发明申请
    • ARTICULATION ACTIVATION WIRE STRESS RELIEF FOR AN ULTRASOUND IMAGING PROBE
    • 超声波成像探头的激光线应力消除
    • WO2016113600A1
    • 2016-07-21
    • PCT/IB2015/050348
    • 2015-01-16
    • B-K MEDICAL APS
    • CHRISTENSEN, Bjarne LasseSASADY, Niels-christian Ll
    • A61B8/12A61B1/005A61B8/00
    • A61B1/008A61B1/00006A61B1/00016A61B1/00133A61B1/0052A61B1/0057A61B1/015A61B1/267A61B8/12A61B8/445
    • A probe includes an articulating member with at least two vertebrae elements sequentially arranged along a long axis of the elongate ultrasound imaging probe. The articulating member includes pivots located between the at least two vertebrae elements. The pivots are disposed off-center relative to the at least two vertebrae elements. The pivots are spatially oriented to provide a pivot point for a different articulation direction of a vertebra element. The probe further includes a plurality of guides, including at least one guide for each of the respective different pivot directions. The probe further includes an actuator with a set of controls, each control configured to actuate a different pair of the plurality of guides for controlling opposing articulation directions, wherein the actuator reduces stress induced on at least one of a pushed guide or a non-activated guide, wherein the stress is induced in response to the actuator pulling a guide.
    • 探针包括具有沿着细长超声成像探头的长轴顺序排列的至少两个椎骨元件的关节元件。 铰接构件包括位于至少两个椎骨元件之间的枢轴。 枢轴相对于至少两个椎骨元件偏心设置。 枢轴在空间上定向以提供用于不同的关节运动方向的枢轴点。 探针还包括多个引导件,其包括用于各个不同枢转方向中的每一个的至少一个引导件。 所述探头还包括具有一组控制器的致动器,每个控制器配置成致动所述多个导向器的不同对,用于控制相对的铰接方向,其中所述致动器减小在推动的导向件或未激活的至少一个上引起的应力 引导件,其中响应于致动器拉动引导件而引起应力。
    • 5. 发明申请
    • THREE-DIMENSIONAL (3D) AND/OR FOUR-DIMENSIONAL (4D) ULTRASOUND IMAGING
    • 三维(3D)和/或四维(4D)超声成像
    • WO2015189663A1
    • 2015-12-17
    • PCT/IB2014/062221
    • 2014-06-13
    • B-K MEDICAL APS
    • SORENSEN, Ole Moller
    • G01S7/52G01S15/89
    • G01S15/8993G01S7/52044G01S15/8925G01S15/8927
    • An ultrasound imaging system (100) includes at least first and second arrays (108) of transducer elements, which are angularly offset from each other in a same plane. Transmit circuitry (112) excites the first and second arrays to concurrently transmit over a plurality of angles. Receive circuitry (114) controls the first and second arrays to concurrently receive echo signals over the plurality of angles. An echo processor (116) processes the received signals, producing a first data stream for the first array and a second data stream for the second array. The first and second data streams include digitized representations of the received echo signals. A sample matcher (118) compares samples of the first and second data streams and determines a cross-correlation there between. A correlation factor generator (120) that generates a correlation factor signal based on the determined cross-correlation. A scan converter (122) generates a 3D image for display based on the correlation factor signal and the first and second data streams.
    • 超声成像系统(100)包括至少在同一平面内彼此成角度地偏移的换能器元件的第一和第二阵列(108)。 发射电路(112)激发第一和第二阵列以在多个角度上同时发射。 接收电路(114)控制第一和第二阵列以在多个角度上同时接收回波信号。 回波处理器(116)处理所接收的信号,产生用于第一阵列的第一数据流和用于第二阵列的第二数据流。 第一和第二数据流包括接收的回波信号的数字化表示。 样本匹配器(118)比较第一和第二数据流的样本,并确定其间的互相关。 相关因子生成器(120),其基于所确定的互相关产生相关因子信号。 扫描转换器(122)基于相关因子信号和第一和第二数据流生成用于显示的3D图像。
    • 6. 发明申请
    • ELASTOGRAPHY VISUALIZATION
    • ELASTOGRAPHY可视化
    • WO2015166311A1
    • 2015-11-05
    • PCT/IB2014/061165
    • 2014-05-02
    • B-K MEDICAL APS
    • AZAR, RezaDICKIE, KrisALEXANDER, Michelle
    • A61B8/08A61B8/00A61B5/00
    • A61B8/4455A61B8/08A61B8/085A61B8/4483A61B8/463A61B8/485A61B8/5207A61B8/5246A61B90/30A61B2090/306
    • A method includes receiving a B-mode image, a strain image, and a corresponding correlation image. The method further includes modifying pixel values of the strain image based on a reliability of the strain image, thereby generating a modified strain image. The method further includes displaying the B-mode image. The method further includes superimposing the modified strain image over the B-mode image. A system (100) includes a memory (304) that stores elastography visualization algorithms (306, 308, 310). The system further includes a processor (302) that executes at least one of the elastography visualization algorithms, based on a visualization mode of interest, causing the processor to render at least one of a pixel of a strain image transparent or not at all, wherein the strain image is displayed overlaid over a B-mode image.
    • 一种方法包括接收B模式图像,应变图像和相应的相关图像。 该方法还包括基于应变图像的可靠性来修改应变图像的像素值,从而生成修改的应变图像。 该方法还包括显示B模式图像。 该方法还包括将经修改的应变图像叠加在B模式图像上。 系统(100)包括存储弹性成像可视化算法(306,308,310)的存储器(304)。 所述系统还包括处理器(302),其基于感兴趣的可视化模式来执行弹性成像可视化算法中的至少一个,使得所述处理器根据所述应变图像的像素的至少一个呈现透明或不完整,其中 应变图像被显示在B模式图像上。