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WO2009063791A1 - 磁気共鳴イメージング装置及び血管撮像方法 - Google Patents

磁気共鳴イメージング装置及び血管撮像方法 Download PDF

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Publication number
WO2009063791A1
WO2009063791A1 PCT/JP2008/070195 JP2008070195W WO2009063791A1 WO 2009063791 A1 WO2009063791 A1 WO 2009063791A1 JP 2008070195 W JP2008070195 W JP 2008070195W WO 2009063791 A1 WO2009063791 A1 WO 2009063791A1
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WO
WIPO (PCT)
Prior art keywords
blood vessel
magnetic resonance
region
imaging
imaging device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2008/070195
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English (en)
French (fr)
Inventor
Hideki Kumai
Taeko Ito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Healthcare Manufacturing Ltd
Original Assignee
Hitachi Medical Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Medical Corp filed Critical Hitachi Medical Corp
Priority to JP2009541109A priority Critical patent/JP5362580B2/ja
Priority to US12/742,390 priority patent/US8831317B2/en
Publication of WO2009063791A1 publication Critical patent/WO2009063791A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/5635—Angiography, e.g. contrast-enhanced angiography [CE-MRA] or time-of-flight angiography [TOF-MRA]
    • 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
    • G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
    • G01R33/5613—Generating steady state signals, e.g. low flip angle sequences [FLASH]
    • G01R33/5614—Generating steady state signals, e.g. low flip angle sequences [FLASH] using a fully balanced steady-state free precession [bSSFP] pulse sequence, e.g. trueFISP
    • 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
    • G01R33/4835—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 of multiple slices
    • 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
    • G01R33/5602—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by filtering or weighting based on different relaxation times within the sample, e.g. T1 weighting using an inversion pulse
    • 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
    • G01R33/5607—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reducing the NMR signal of a particular spin species, e.g. of a chemical species for fat suppression, or of a moving spin species for black-blood imaging

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Vascular Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)

Abstract

　方向の異なる血流を選択的に描出できると共に、背景信号が抑制された、血管コントラストの良好な血管画像（ＭＲＡ画像）を取得する。そのために、本発明は、スピンを予備励起するプリサチュレーションパルスを用いた血管撮像において、撮像領域の少なくとも一部を含む領域にプリサチュレーション領域（予備飽和領域）を設定して撮像を行う。
PCT/JP2008/070195 2007-11-16 2008-11-06 磁気共鳴イメージング装置及び血管撮像方法 Ceased WO2009063791A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009541109A JP5362580B2 (ja) 2007-11-16 2008-11-06 磁気共鳴イメージング装置及び血管撮像方法
US12/742,390 US8831317B2 (en) 2007-11-16 2008-11-06 Magnetic resonance imaging apparatus and blood vessel imaging method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007297534 2007-11-16
JP2007-297534 2007-11-16

Publications (1)

Publication Number Publication Date
WO2009063791A1 true WO2009063791A1 (ja) 2009-05-22

Family

ID=40638643

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/070195 Ceased WO2009063791A1 (ja) 2007-11-16 2008-11-06 磁気共鳴イメージング装置及び血管撮像方法

Country Status (3)

Country Link
US (1) US8831317B2 (ja)
JP (1) JP5362580B2 (ja)
WO (1) WO2009063791A1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010172606A (ja) * 2009-01-30 2010-08-12 Ge Medical Systems Global Technology Co Llc 磁気共鳴イメージング装置およびプログラム
CN102028466A (zh) * 2009-09-30 2011-04-27 株式会社东芝 磁共振成像装置
JP2014113492A (ja) * 2012-12-06 2014-06-26 Siemens Aktiengesellschaft 任意に形成されたボリュームを励起する高周波励起パルスを生成する方法、血管内のスピンを的確に励起する方法、ｍｒアンギオグラフィ画像を作成する方法、および磁気共鳴装置
JP2016182463A (ja) * 2009-12-14 2016-10-20 東芝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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8854041B2 (en) * 2011-05-20 2014-10-07 Kabushiki Kaisha Toshiba Spatially shaped pre-saturation profile for enhanced non-contrast MRA
CN102783949B (zh) * 2011-05-20 2015-03-18 株式会社东芝 磁共振成像装置以及方法
DE102011078273B4 (de) * 2011-06-29 2014-11-20 Siemens Aktiengesellschaft MR-Angiographie mit nicht-kartesischer Signalakquisition
WO2015005297A1 (ja) * 2013-07-12 2015-01-15 株式会社 日立メディコ 磁気共鳴イメージング装置および磁気共鳴イメージング方法
US10001395B2 (en) * 2013-12-13 2018-06-19 Shell Oil Company Method of interpreting NMR signals to give multiphase fluid flow measurements for a gas/liquid system
CN104305959B (zh) * 2014-10-13 2017-01-25 清华大学 基于速度选择射频脉冲的磁共振黑血成像方法及系统
JP6480750B2 (ja) * 2015-02-17 2019-03-13 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 磁気共鳴装置およびプログラム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH048350A (ja) * 1990-04-25 1992-01-13 Hitachi Ltd Ｎｍｒイメージング装置
JPH0595932A (ja) * 1991-01-24 1993-04-20 Hitachi Ltd 磁気共鳴イメージング装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5000182A (en) * 1989-08-11 1991-03-19 Picker International, Inc. Cardiac synchronization magnetic resonance imaging
JPH0440937A (ja) * 1990-06-06 1992-02-12 Toshiba Corp 磁気共鳴装置のスライス厚調節方法
JPH0723921A (ja) * 1993-07-06 1995-01-27 Toshiba Corp 磁気共鳴イメージング装置
JP4040742B2 (ja) 1997-03-28 2008-01-30 株式会社東芝 Ｍｒｉ装置
JP4127889B2 (ja) * 1998-03-04 2008-07-30 株式会社日立メディコ 磁気共鳴イメージング装置
JP4357641B2 (ja) * 1999-06-29 2009-11-04 株式会社東芝 Ｍｒｉ装置
JP4594482B2 (ja) * 2000-03-14 2010-12-08 株式会社東芝 磁気共鳴イメージング方法及び磁気共鳴イメージング装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH048350A (ja) * 1990-04-25 1992-01-13 Hitachi Ltd Ｎｍｒイメージング装置
JPH0595932A (ja) * 1991-01-24 1993-04-20 Hitachi Ltd 磁気共鳴イメージング装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010172606A (ja) * 2009-01-30 2010-08-12 Ge Medical Systems Global Technology Co Llc 磁気共鳴イメージング装置およびプログラム
CN102028466A (zh) * 2009-09-30 2011-04-27 株式会社东芝 磁共振成像装置
JP2016182463A (ja) * 2009-12-14 2016-10-20 東芝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
JP2014113492A (ja) * 2012-12-06 2014-06-26 Siemens Aktiengesellschaft 任意に形成されたボリュームを励起する高周波励起パルスを生成する方法、血管内のスピンを的確に励起する方法、ｍｒアンギオグラフィ画像を作成する方法、および磁気共鳴装置

Also Published As

Publication number Publication date
JPWO2009063791A1 (ja) 2011-03-31
JP5362580B2 (ja) 2013-12-11
US8831317B2 (en) 2014-09-09
US20100226556A1 (en) 2010-09-09

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