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OPEN-TYPE MRI APPARATUS, AND OPEN-TYPE SUPERCONDUCTING MRI APPARATUS

机译:开放式MRI装置和开放式超导MRI装置

摘要

Provided is an open-type MRI apparatus comprising a pair of magnetic field generating means arranged to face each other across a space for imaging an object, static magnetic field generating means holding means for holding the pair of static magnetic field generating means at a predetermined interval, and a pair of tabular gradient magnetic coil structures arranged on the imaging space side of the static magnetic field generating means.;The open-type MRI apparatus is characterized in that the individual tabular gradient magnetic coil structures are fixed on their individually facing static magnetic field generating means at a plurality of positions for suppressing the deformations, which occur in the gradient magnetic coil structures, by the Lorentz forces which act, when driving electric currents are fed to gradient magnetic coils, on the coil conductors.
机译:提供一种开放型MRI设备,其包括:一对磁场产生装置,其布置成在用于对物体成像的空间上彼此面对;静磁场产生装置;保持装置,用于将所述一对静磁场产生装置以预定间隔保持。开口型MRI装置的特征在于,各个板状梯度磁线圈结构固定在各自面对的静磁场上。磁场产生装置在多个位置,用于抑制洛伦兹力在梯度电磁线圈结构中产生的变形,该洛伦兹力在驱动电流馈入梯度电磁线圈时作用在线圈导体上。

著录项

  • 公开/公告号US2011199086A1

    专利类型

  • 公开/公告日2011-08-18

    原文格式PDF

  • 申请/专利权人 MUNETAKA TSUDA;KENJI SAKAISARA;

    申请/专利号US20080673372

  • 发明设计人 KENJI SAKAISARA;MUNETAKA TSUDA;

    申请日2008-08-25

  • 分类号G01R33/32;G01R33/30;

  • 国家 US

  • 入库时间 2022-08-21 18:16:02

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