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    • 1. 发明申请
    • INTEGRATED SYSTEM OF MRI RF LOOP COIL MODULES AND SPACING FIXTURES WITH BIOCONTAINMENT USES
    • MRI射频环路模块的集成系统和具有生物化学用途的间隔装置
    • WO2008073512A3
    • 2008-07-31
    • PCT/US2007070560
    • 2007-06-07
    • KONINKL PHILIPS ELECTRONICS NVDANNELS WAYNE RXIAO CHUN JIANGGAUSS ROBERT CCARLON JOHN TFOXALL DAVID L
    • DANNELS WAYNE RXIAO CHUN JIANGGAUSS ROBERT CCARLON JOHN TFOXALL DAVID L
    • G01R33/3415
    • G01R33/3415G01R33/34007G01R33/34084G01R33/3621
    • When scanning a patient to generate an image thereof, radio frequency (RF) coil modules (10) are scalably coupled to each other using a plurality of clips (12) to form flat or polygonal coil arrays that are placed on or around the patient or a portion thereof. A user assesses the volume to be imaged, identifies a coil array configuration of suitable size and shape and employs clips (12) of one or more pre-determined angles to construct the identified coil array configuration, which is placed on or about the volume. Coil modules (10) are coupled to a preamplifier interface box (PIB) (18), which provides preamplified coil signal(s) to a patient imaging device (20), such as an MRI scanner. Small arrays are constructible to accommodate pediatric patients and/or smaller animals. Modules (10) are hermetically sealed, can be sanitized between uses, and discarded at end-of-life. In one aspect, the modular coil array, clips (12), and PIB (18) are maintained in an isolated contamination zone, separate from the patient imaging device (20).
    • 当扫描患者以产生其图像时,射频(RF)线圈模块(10)可以使用多个夹子(12)可相互耦合,以形成放置在患者身上或周围的平面或多边形线圈阵列,或 其一部分。 用户评估要成像的体积,识别适当尺寸和形状的线圈阵列配置,并且使用一个或多个预定角度的夹子(12)来构造被放置在卷上或周围的所识别的线圈阵列配置。 线圈模块(10)耦合到前置放大器接口盒(PIB)(18),该前置放大器接口盒(18)将预放大的线圈信号提供给诸如MRI扫描仪的患者成像装置(20)。 小阵列是可构建的,以适应儿科患者和/或较小的动物。 模块(10)密封,可在使用之间消毒,并在生命周期中丢弃。 在一个方面,模块化线圈阵列,夹子(12)和PIB(18)保持在与患者成像装置(20)分离的隔离污染区域中。
    • 2. 发明申请
    • RF VOLUME COIL WITH SELECTABLE FIELD OF VIEW
    • 具有可选择视场的RF体积线圈
    • WO2006134557A1
    • 2006-12-21
    • PCT/IB2006/051884
    • 2006-06-13
    • KONINKLIJKE PHILIPS ELECTRONICS, N.V.ZHAI, ZhiyongMORICH, Michael, A.DEMEESTER, Gordon, D.GAUSS, Robert, C.
    • ZHAI, ZhiyongMORICH, Michael, A.DEMEESTER, Gordon, D.GAUSS, Robert, C.
    • G01R33/34
    • G01R33/34046G01R33/3664
    • A radio frequency coil for magnetic resonance imaging or spectroscopy includes a plurality of generally parallel conductive members (70) surrounding a region of interest (14). One or more end members (72, 74) are disposed generally transverse to the plurality of parallel conductive members. A generally cylindrical radio frequency shield (32) surrounds the plurality of generally parallel conductive members. Switchable circuitry (80, 80') selectably has: (i) a first switched configuration (90, 90') in which the conductive members are operatively connected with the one or more end members; and (ii) a second switched configuration (92, 92') in which the conductive members are operatively connected with the radio frequency shield. The radio frequency coil operates in a birdcage resonance mode in the first switched configuration and operates in a TEM resonance mode in the second switched configuration.
    • 用于磁共振成像或光谱的射频线圈包括围绕感兴趣区域(14)的多个大致平行的导电构件(70)。 一个或多个端部构件(72,74)大致横向于多个平行导电构件设置。 通常为圆柱形的射频屏蔽(32)围绕多个大致平行的导电构件。 可切换电路(80,80')可选择地具有:(i)第一开关构造(90,90'),其中导电构件与一个或多个端构件可操作地连接; 和(ii)其中导电构件与射频屏蔽可操作地连接的第二切换配置(92,92')。 射频线圈在第一切换配置中以鸟笼共振模式工作,并且在第二切换配置中以TEM共振模式操作。
    • 4. 发明申请
    • INTEGRATED SYSTEM OF MRI RF LOOP COILS PLUS SPACING FIXTURES WITH BIOCONTAINMENT USES
    • MRI RF环绕线圈集成系统采用生物化学用途加上间距
    • WO2008073512A2
    • 2008-06-19
    • PCT/US2007/070560
    • 2007-06-07
    • KONINKLIJKE PHILIPS ELECTRONICS, N.V.DANNELS, Wayne, R.XIAO, Chun, JiangGAUSS, Robert, C.CARLON, John, T.FOXALL, David, L.
    • DANNELS, Wayne, R.XIAO, Chun, JiangGAUSS, Robert, C.CARLON, John, T.FOXALL, David, L.
    • G01R33/3415
    • G01R33/3415G01R33/34007G01R33/34084G01R33/3621
    • When scanning a patient to generate an image thereof, radio frequency (RF) coil modules (10) are scalably coupled to each other using a plurality of clips (12) to form flat or polygonal coil arrays that are placed on or around the patient or a portion thereof. A user assesses the volume to be imaged, identifies a coil array configuration of suitable size and shape and employs clips (12) of one or more pre-determined angles to construct the identified coil array configuration, which is placed on or about the volume. Coil modules (10) are coupled to a preamplifier interface box (PIB) (18), which provides preamplified coil signal(s) to a patient imaging device (20), such as an MRI scanner. Small arrays are constructible to accommodate pediatric patients and/or smaller animals. Modules (10) are hermetically sealed, can be sanitized between uses, and discarded at end-of-life. In one aspect, the modular coil array, clips (12), and PIB (18) are maintained in an isolated contamination zone, separate from the patient imaging device (20).
    • 当扫描患者以产生其图像时,射频(RF)线圈模块(10)可以使用多个夹子(12)可相互耦合,以形成放置在患者身上或周围的平面或多边形线圈阵列,或 其一部分。 用户评估要成像的体积,识别适当尺寸和形状的线圈阵列配置,并且使用一个或多个预定角度的夹子(12)来构造被放置在卷上或周围的所识别的线圈阵列配置。 线圈模块(10)耦合到前置放大器接口盒(PIB)(18),该前置放大器接口盒(18)将预放大的线圈信号提供给诸如MRI扫描仪的患者成像装置(20)。 小阵列是可构建的,以适应儿科患者和/或较小的动物。 模块(10)密封,可在使用之间消毒,并在生命周期中丢弃。 在一个方面,模块化线圈阵列,夹子(12)和PIB(18)保持在与患者成像装置(20)分离的隔离污染区域中。