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    Optical MRI catheter system
    71.
    发明申请
    Optical MRI catheter system 失效
    光学MRI导管系统

    公开(公告)号：US20050197563A1

    公开(公告)日：2005-09-08

    申请号：US11119677

    申请日：2005-05-02

    申请人： Jeffrey Helfer ,  Stuart MacDonald ,  Robert Gray ,  Christopher Thomas

    发明人： Jeffrey Helfer ,  Stuart MacDonald ,  Robert Gray ,  Christopher Thomas

    IPC分类号： A61B5/055 ,  A61M25/095 ,  G01R33/28 ,  A61B5/05

    CPC分类号： A61B5/055 ,  G01R33/285 ,  G01R33/34084 ,  G01R33/3692

    摘要： An assembly for delivering optical signals comprising a nuclear magnetic resonance system comprised of magnets, an NMR programmable logic unit, a signal input channel, and a command output channel; an optical interface assembly electrically connected to the nuclear magnetic resonance system, the optical interface assembly comprising a first laser modulated so as to produce laser optical signals, an interface optical to electrical signal convertor; and a catheter assembly connected to said optical interface assembly, the catheter assembly comprising a proximal end, a distal end, a fiber optic cable assembly, an electronics assembly disposed at the distal end comprised of a catheter electrical to optical signal convertor and a catheter optical to electrical signal convertor, and a first receiving coil disposed at the distal end.

    摘要翻译： 一种用于传送光信号的组件，包括由磁体组成的核磁共振系统，NMR可编程逻辑单元，信号输入通道和命令输出通道; 光学接口组件，其电连接到所述核磁共振系统，所述光学接口组件包括被调制以产生激光光信号的第一激光器，光信号到电信号转换器的接口; 以及连接到所述光学接口组件的导管组件，所述导管组件包括近端，远端，光纤电缆组件，设置在远端处的电子组件，所述电子组件包括电导向光信号转换器的导管和导管光学 到电信号转换器，以及设置在远端的第一接收线圈。