CN106796275B - 用于单体素波谱分析的成像系统 - Google Patents

用于单体素波谱分析的成像系统 Download PDF

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CN106796275B
CN106796275B CN201580051761.2A CN201580051761A CN106796275B CN 106796275 B CN106796275 B CN 106796275B CN 201580051761 A CN201580051761 A CN 201580051761A CN 106796275 B CN106796275 B CN 106796275B
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magnetic field
interest
voxel
planning image
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CN106796275A (zh
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I·迪米特洛夫
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Koninklijke Philips NV
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Koninklijke Philips NV
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/46—NMR spectroscopy
    • G01R33/465—NMR spectroscopy applied to biological material, e.g. in vitro testing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/4833—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/485—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy based on chemical shift information [CSI] or spectroscopic imaging, e.g. to acquire the spatial distributions of metabolites
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/243—Spatial mapping of the polarizing magnetic field
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
    • G01R33/56563—Correction of image distortions, e.g. due to magnetic field inhomogeneities caused by a distortion of the main magnetic field B0, e.g. temporal variation of the magnitude or spatial inhomogeneity of B0

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medical Informatics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201580051761.2A 2014-09-26 2015-09-11 用于单体素波谱分析的成像系统 Active CN106796275B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462055983P 2014-09-26 2014-09-26
US62/055,983 2014-09-26
PCT/IB2015/056957 WO2016046686A1 (en) 2014-09-26 2015-09-11 Imaging system for single voxel spectroscopy

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CN106796275A CN106796275A (zh) 2017-05-31
CN106796275B true CN106796275B (zh) 2021-01-26

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US (1) US10761166B2 (enExample)
EP (1) EP3198292B1 (enExample)
JP (1) JP6568210B2 (enExample)
CN (1) CN106796275B (enExample)
RU (1) RU2689893C2 (enExample)
WO (1) WO2016046686A1 (enExample)

Families Citing this family (6)

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DE102017203025A1 (de) * 2017-02-24 2018-08-30 Siemens Healthcare Gmbh Verfahren zu einem Unterstützen einer Planung einer Magnetresonanzuntersuchung an einem Patienten mit einer Magnetresonanzvorrichtung sowie eine Magnetresonanzvorrichtung zu einem Ausführen des Verfahrens
JP7163061B2 (ja) * 2018-05-11 2022-10-31 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置およびマルチスライス撮像方法
EP3581090A1 (en) * 2018-06-11 2019-12-18 Koninklijke Philips N.V. Electrical properties tomography mapping of conductivity changes
CN109330626B (zh) * 2018-11-16 2022-04-12 中聚科技股份有限公司 一种自适应调节超声探头位置的装置及方法
EP3657393A1 (en) * 2018-11-20 2020-05-27 Koninklijke Philips N.V. Determination of a further processing location in magnetic resonance imaging
CN114972569B (zh) * 2022-06-09 2025-06-24 西门子数字医疗科技(上海)有限公司 一种磁共振波谱图像处理方法及系统

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EP0990169A1 (en) * 1998-04-17 2000-04-05 Koninklijke Philips Electronics N.V. Magnetic resonance imaging method and apparatus
JP4219032B2 (ja) * 1999-02-16 2009-02-04 株式会社日立メディコ 磁気共鳴画像診断装置
JP4380867B2 (ja) 1999-12-28 2009-12-09 株式会社東芝 磁気共鳴スペクトロスコピー装置
US6529002B1 (en) 2000-08-31 2003-03-04 The Board Of Trustees Of The Leland Stanford Junior University High order shimming of MRI magnetic fields using regularization
US7319784B2 (en) * 2003-02-05 2008-01-15 National Research Council Of Canada Magnetic resonance spectroscopy using a conformal voxel
DE10330926B4 (de) 2003-07-08 2008-11-27 Siemens Ag Verfahren zur absoluten Korrektur von B0-Feld-Abweichungen in der Magnetresonanz-Tomographie-Bildgebung
DE602004012290T2 (de) 2004-11-27 2009-03-05 Bruker Biospin Ag Verfahren zum automatischen Shimmen für die Kernspinresonanzspektroskopie
CN101268380A (zh) * 2005-09-20 2008-09-17 皇家飞利浦电子股份有限公司 在波谱成像中考虑移位的代谢体积的方法
BRPI0709861A2 (pt) * 2006-04-06 2011-07-26 Koninkl Philips Electronics Nv dispositivo para formaÇço de imagem por ressonÂncia magnÉtica, mÉtodo para formaÇço de imagem por rm, e, programa de computador
JP5053594B2 (ja) * 2006-08-11 2012-10-17 株式会社東芝 磁気共鳴診断装置
JP5366484B2 (ja) * 2007-09-28 2013-12-11 株式会社東芝 磁気共鳴イメージング装置およびこの磁気共鳴イメージング装置における脂肪抑制効果の分析方法
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EP2320245A1 (en) * 2009-11-05 2011-05-11 Koninklijke Philips Electronics N.V. MR imaging using navigators
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US20170299677A1 (en) 2017-10-19
RU2017114345A3 (enExample) 2019-03-12
EP3198292A1 (en) 2017-08-02
EP3198292B1 (en) 2020-11-11
JP2017528262A (ja) 2017-09-28
US10761166B2 (en) 2020-09-01
WO2016046686A1 (en) 2016-03-31
RU2689893C2 (ru) 2019-05-29
JP6568210B2 (ja) 2019-08-28
CN106796275A (zh) 2017-05-31
RU2017114345A (ru) 2018-10-29

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