发明申请
US20100331667A1 AUTOMATED NON-MAGNETIC MEDICAL MONITOR USING PIEZOELECTRIC CERAMIC DIAPHRAGM DEVICES 有权
使用压电陶瓷膜片自动化非磁性医疗监护仪

  • 专利标题: AUTOMATED NON-MAGNETIC MEDICAL MONITOR USING PIEZOELECTRIC CERAMIC DIAPHRAGM DEVICES
  • 专利标题(中): 使用压电陶瓷膜片自动化非磁性医疗监护仪
  • 申请号: US12918820
    申请日: 2009-02-02
  • 公开(公告)号: US20100331667A1
    公开(公告)日: 2010-12-30
  • 发明人: Mark Nelson
  • 申请人: Mark Nelson
  • 申请人地址: NL EINDHOVEN
  • 专利权人: KONINKLIJKE PHILIPS ELECTRONICS N.V.
  • 当前专利权人: KONINKLIJKE PHILIPS ELECTRONICS N.V.
  • 当前专利权人地址: NL EINDHOVEN
  • 国际申请: PCT/IB2009/050418 WO 20090202
  • 主分类号: A61B5/055
  • IPC分类号: A61B5/055
AUTOMATED NON-MAGNETIC MEDICAL MONITOR USING PIEZOELECTRIC CERAMIC DIAPHRAGM DEVICES
摘要:
In magnetic resonance imaging (MRI), the powerful magnetic fields can interfere with, damage, cause premature failure in, and attract certain non-MR safe instruments. Electromagnetic ally sensitive components are eliminated in favor of MR safe components, such as ceramic piezoelectric components and bi-metallic components. Instruments that previously had to be kept a safe distance away from the main magnet (12), e.g., beyond the 5 Gauss line, while a patient was being scanned are now allowed near the patient without fear of damage to the instrument (40) or danger to the patient and medical staff or the MRI device (10).
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