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    • 1. 发明授权
    • Interface element for medical ultrasound transducer
    • 医用超声波传感器接口元件
    • US5505205A
    • 1996-04-09
    • US275562
    • 1994-07-15
    • Rodney J. SolomonGregory G. VogelRobert W. KingSusan Williams
    • Rodney J. SolomonGregory G. VogelRobert W. KingSusan Williams
    • A61B8/14A61B8/00G01N29/24G10K11/02G10K11/30H04R17/00
    • G10K11/30G10K11/02
    • An ultrasound transducer assembly includes an ultrasound transducer for transmitting and receiving ultrasound energy and one or more interface elements for conducting transmitted ultrasound energy from the transducer to a patient's body and for conducting received ultrasound energy from the patient's body to the transducer. At least one ultrasound-transmissive interface element is fabricated of a polymeric material. The material preferably has a sound speed that approximately matches the speed of sound in human tissue. The material comprises at least one primary rigid component material and at least one secondary component material, and has a Shore D durometer hardness value of greater than about 60D, and a sound speed of between about 1,450 meters/second and about 1,700 meters/second. The ultrasound-transmissive element fabricated of a polymeric material can be a protective lens cover, an ultrasound lens or lens element, an ultrasound-transmissive window or a sound pipe.
    • 超声换能器组件包括用于传送和接收超声能量的超声换能器以及一个或多个界面元件,用于将传递的超声能量从换能器传导到患者体内,并将接收到的超声能量从患者身体传导到换能器。 至少一个超声透射界面元件由聚合物材料制成。 该材料优选地具有与人体组织中的声音速度近似匹配的声速。 该材料包括至少一种主刚性组分材料和至少一种次要组分材料,并且具有大于约60D的肖氏D硬度计硬度值,以及约1450米/秒至约1,700米/秒之间的声速。 由聚合材料制成的超声波透射元件可以是保护性透镜盖,超声波透镜或透镜元件,超声波透射窗或声管。
    • 2. 发明授权
    • Phased array ultrasound imaging system with dynamic elevation focusing
    • 相控阵超声成像系统具有动态高程聚焦
    • US5349262A
    • 1994-09-20
    • US199918
    • 1994-02-22
    • Stephen M. GrenonGregory G. Vogel
    • Stephen M. GrenonGregory G. Vogel
    • A61B8/00G01S7/521G01S7/523G10K11/32G10K11/34H04R17/00H01L41/08
    • G01S15/8927G10K11/32G10K11/346
    • A phased array ultrasound imaging system includes a transducer with multiple transducer elements disposed along a lateral axis. The transducer has an aperture with an elevation dimension parallel to an elevation axis that increases between the midpoint of the aperture along the lateral axis and the ends of the aperture along the lateral axis. The elevation dimension can increase continuously and/or in steps between the midpoint and each end of the aperture. Portions of the aperture can have a constant elevation dimension. When the transducer is used in an ultrasound imaging system, an active receive aperture dynamically increases in size during reception of ultrasound energy from progressively increasing depths, thereby providing dynamic elevation focusing. The transmit aperture size can be selected to optimize both lateral and elevation focii. Electronic compensation can be used to control the transmit and receive beam patterns.
    • 相控阵超声成像系统包括具有沿横轴设置的多个换能器元件的换能器。 换能器具有一个孔,其高度尺寸平行于高度轴线,其沿着横向轴线的孔的中点和沿着横向轴线的孔的端部之间增加。 高度尺寸可以在孔的中点和每端之间连续地和/或逐步增加。 孔的一些部分可以具有恒定的仰角尺寸。 当在超声成像系统中使用换能器时,主动接收孔径在从逐渐增加的深度接收超声能量期间动态地增加尺寸,从而提供动态仰角聚焦。 可以选择传输孔径尺寸以优化侧向和仰角。 电子补偿可用于控制发射和接收波束图案。
    • 3. 发明授权
    • Multiconductor shielded transducer cable
    • 多芯屏蔽传感器电缆
    • US5552565A
    • 1996-09-03
    • US414392
    • 1995-03-31
    • Paul CartierWojtek SudolGregory G. Vogel
    • Paul CartierWojtek SudolGregory G. Vogel
    • G01B17/00A61B8/00G01B17/06G01N29/24H01B7/08
    • H01B7/0861H01B7/0892
    • A low cost shielded transducer cable provides electrical connection between an ultrasound transducer and a display processor. A wound transducer cable is constructed in a first embodiment using two layers of stripline assemblies helically wound in opposite directions around a flexible core. The layers of stripline assemblies are covered with a single metal braid and then coated with insulation. In a second embodiment a stripline transducer cable is formed from a stack of parallel stripline assemblies that may be coextruded with an insulating jacket. In a third embodiment a ribbon transducer cable is formed from a stacked arrangement of parallel ribbon cables and conducting shields that may be extruded in an insulating material.
    • 低成本屏蔽传感器电缆提供超声换能器和显示处理器之间的电连接。 缠绕式传感器电缆在第一实施例中使用两层带状线组件来构造,所述两条带状线组件围绕柔性芯螺旋缠绕在相反的方向上。 带状线组件的层被单个金属编织物覆盖,然后用绝缘层涂覆。 在第二实施例中,带状线传感器电缆由可以与绝缘护套共挤出的平行带状线组件的堆叠形成。 在第三实施例中,带状换能器电缆由可以挤压成绝缘材料的平行带状电缆和导电屏蔽层的堆叠布置形成。
    • 4. 发明授权
    • Ultrasonic transducer apodization using acoustic blocking layer
    • 超声波换能器使用声阻挡层进行变迹
    • US5285789A
    • 1994-02-15
    • US871495
    • 1992-04-21
    • James N. C. ChenGregory G. VogelMartin K. Mason
    • James N. C. ChenGregory G. VogelMartin K. Mason
    • G10K11/00A61B8/00
    • G10K11/002
    • An ultrasound transducer for imaging a target features a piezoelectric transducer element for emitting an ultrasonic wave toward the target and an apodizer fashioned from a thin sheet acoustic blocking layer. The ultrasound acoustic blocking layer is placed between the front surface of the transducer and the target for substantially blocking the ultrasonic wave emission from a portion of the front surface area defining an inactive area. The blocking layer allows transmission of the ultrasonic emission from another portion of the front surface area defining an active area, and includes a thin sheet of polymer blocking material patterned for covering the inactive area of the front surface. The blocking material is attached to the front surface of the transducer element, embedded within an acoustic lens, or incorporated into an adapter which attaches to the body of the transducer. The thin sheet of blocking material is patterned as sawteeth aligned in opposite rows and pointing toward a midline of the transducer. The sawteeth are uniformly shaped and spaced, and positioned anti-symmetric, or the sawteeth are pseudo-randomly shaped and spaced. Alternatively, the thin sheet of blocking material is patterned as a grid of pseudo-randomly selected blocking areas.
    • 用于对靶进行成像的超声波换能器具有用于朝向靶发射超声波的压电换能器元件和由薄片声阻挡层形成的变迹器。 超声声阻挡层被放置在换能器的前表面和靶之间,用于基本上阻挡来自限定非活动区域的前表面区域的一部分的超声波发射。 阻挡层允许从限定有源区域的前表面区域的另一部分传输超声波发射,并且包括被图案化以覆盖前表面的无效区域的聚合物阻挡材料薄片。 阻挡材料附接到换能器元件的前表面,嵌入声透镜中,或者结合到连接到换能器主体的适配器中。 阻挡材料的薄片被图案化为锯齿状物在相对的行中排列并指向换能器的中线。 锯齿是均匀的形状和间隔的,并且被定位成反对称的,或者锯齿是伪随机的形状和间隔的。 或者,将薄片的阻挡材料图案化为伪随机选择的阻挡区域的网格。
    • 7. 发明授权
    • Automatic justifying typewriter having pitch changing and line spacing
apparatus
    • 自动调整打字机,具有音调变化和线间距设备
    • US4005772A
    • 1977-02-01
    • US586758
    • 1975-06-13
    • John B. KiefferGregory G. VogelRaymond B. Larsen
    • John B. KiefferGregory G. VogelRaymond B. Larsen
    • B41J19/64B41J19/58
    • B41J19/64Y10S400/902Y10S400/903
    • Automatic justifying typewriter includes incremental drive means operatively coupled to a printer for effecting controlled horizontal and vertical movement between a printout sheet and the character printing means. The operation of the printer and the drive means may be controlled either by direct keyboard entry or by coded printing operation and spacing operation control signals from a data source, such as, a computer programmed to prearrange the data, assign a preselected horizontal space to each printing character and compute the horizontal space between words for a preselected line length. The coded control signals control the drive means so that after each character is printed, the drive means will advance the character printing means a preselected number of times for that character; and at the end of each line the drive means will index a preselected number of times according to a predetermined setting.
    • 自动校正打字机包括可操作地耦合到打印机的增量驱动装置,用于在打印输出页和字符打印装置之间实现受控的水平和垂直移动。 打印机和驱动装置的操作可以通过直接键盘输入或通过编码打印操作和来自数据源的间隔操作控制信号来控制,例如被编程为预先布置数据的计算机,将预选的水平空间分配给每个 打印字符并计算预选行长度的单词之间的水平间距。 编码的控制信号控制驱动装置,使得在每个字符被打印之后,驱动装置将字符打印装置提前该个字符的预选次数; 并且在每行的末端,驱动装置将根据预定的设置来索引预选次数。