RF coil, RF magnetic field generating apparatus and magnetic resonance imaging method and apparatus
    3.
    发明授权
    RF coil, RF magnetic field generating apparatus and magnetic resonance imaging method and apparatus 失效
    RF线圈,RF磁场产生装置和磁共振成像方法和装置

    公开(公告)号:US06320383B1

    公开(公告)日:2001-11-20

    申请号:US09484833

    申请日:2000-01-18

    IPC分类号: G01V300

    摘要: In order to provide a good frequency property and good openness of a magnetic field space, there is provided a quadrature RF coil and RF magnetic field generating apparatus that comprises two RF coils facing each other, each of the RF coils comprising an annular closed loop 602 and a plurality of radial electric paths 604 inside the closed loop 602, and generates an RF magnetic field by quadrature-driving the two RF coils, and a magnetic, resonance imaging method and apparatus employing such an RF magnetic field generating apparatus.

    摘要翻译: 为了提供良好的频率特性和良好的磁场空间开放性,提供了一种正交RF线圈和RF磁场产生装置,其包括两个面对彼此的RF线圈,每个RF线圈包括环形闭环602 以及在闭环602内的多个径向电通路604,并且通过正交驱动两个RF线圈产生RF磁场,以及使用这种RF磁场产生装置的磁共振成像方法和装置。

    RF coil, RF magnetic field generating apparatus and magnetic resonance imaging method and apparatus
    4.
    发明授权
    RF coil, RF magnetic field generating apparatus and magnetic resonance imaging method and apparatus 有权
    RF线圈,RF磁场产生装置和磁共振成像方法和装置

    公开(公告)号:US06297636B1

    公开(公告)日:2001-10-02

    申请号:US09481073

    申请日:2000-01-11

    IPC分类号: G01V300

    摘要: In order to generate an RF magnetic field efficiently, an RF coil is used comprising electric paths 612 carrying electric current for generating the RF magnetic field within a space containing a subject, and an annular electric path 614 located farther from the subject than the electric paths 612 from the subject, for linking respective ends of the electric paths 612.

    摘要翻译: 为了有效地产生RF磁场,使用RF线圈,其包括承载用于在包含被摄体的空间内产生RF磁场的电流的电路612,以及位于比物体的电路更远离的环形电路614 612,用于连接电路径612的相应末端。

    RF coil and magnetic resonance imaging method and apparatus
    5.
    发明授权
    RF coil and magnetic resonance imaging method and apparatus 失效
    RF线圈和磁共振成像方法和装置

    公开(公告)号:US06259251B1

    公开(公告)日:2001-07-10

    申请号:US09481071

    申请日:2000-01-11

    IPC分类号: A61B5/055 G01R33/34 G01V3/00

    CPC分类号: G01R33/34046

    摘要: In order to provide a quadrature RF coil having a good frequency property, and a magnetic resonance imaging method and apparatus employing such an RF coil, in combining two coil loops comprising main paths 602, 604 (612, 614) connected in series via tie paths 606, 608 (616, 618) with the main paths 602, 604 (612, 614) orthogonally crossed, the tie paths 606, 608 (616, 618) are made not to overlap one another.

    摘要翻译: 为了提供具有良好频率特性的正交RF线圈,以及采用这种RF线圈的磁共振成像方法和装置,组合了包括通过连接路径串联连接的主路径602,604(612,614)的两个线圈环 606,608,616,618具有正交交叉的主路径602,604(612,614),使得连接路径606,608(616,618)彼此不重叠。