发明授权
US06452391B1 Quiet mode magnetic resonance imaging system and method 有权
安静模式磁共振成像系统及方法

  • 专利标题: Quiet mode magnetic resonance imaging system and method
  • 专利标题(中): 安静模式磁共振成像系统及方法
  • 申请号: US09330585
    申请日: 1999-06-11
  • 公开(公告)号: US06452391B1
    公开(公告)日: 2002-09-17
  • 发明人: Tsur BernsteinMark K. Limkeman
  • 申请人: Tsur BernsteinMark K. Limkeman
  • 主分类号: G01V300
  • IPC分类号: G01V300
Quiet mode magnetic resonance imaging system and method
摘要:
An MRI system is provided with normal and quiet modes of operation. The quiet mode may be selected from an operator station, such as via a graphical user interface. When the quiet mode of operation is selected, configuration parameters are used for the particular pulse sequence to be executed in the examination. The configuration parameters for the quiet mode of operation may be derived from those of the normal mode of operation. The quiet mode of operation may, for example, employ gradient pulses having reduced amplitudes and slew rates as compared to those employed in the normal mode of operation. The reduced amplitudes and slew rates, along with changes in timing of the pulses and between pulses of the pulse sequence of the examination result in reduced acoustic noise for accommodating more sensitive patients.
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