CN103852738B - 产生激励脉冲、激励血管内自旋和血管造影的方法及设备 - Google Patents

产生激励脉冲、激励血管内自旋和血管造影的方法及设备 Download PDF

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Publication number
CN103852738B
CN103852738B CN201310615990.5A CN201310615990A CN103852738B CN 103852738 B CN103852738 B CN 103852738B CN 201310615990 A CN201310615990 A CN 201310615990A CN 103852738 B CN103852738 B CN 103852738B
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China
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volume
signals
excitation
gradient
magnetic resonance
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Expired - Fee Related
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CN201310615990.5A
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English (en)
Chinese (zh)
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CN103852738A (zh
Inventor
H-P.福兹
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Siemens Medical Ag
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Siemens Corp
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    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
    • A61B5/004—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part
    • 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
    • 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
    • G01R33/4836—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 using an RF pulse being spatially selective in more than one spatial dimension, e.g. a 2D pencil-beam excitation 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
    • G01R33/563—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
    • G01R33/563—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
    • G01R33/56366—Perfusion imaging

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  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201310615990.5A 2012-12-06 2013-11-27 产生激励脉冲、激励血管内自旋和血管造影的方法及设备 Expired - Fee Related CN103852738B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012222413.0A DE102012222413B4 (de) 2012-12-06 2012-12-06 Verfahren zum Erzeugen eines HF-Anregungspulses zur Anregung eines beliebig geformten Volumens, Verfahren zum gezielten Anregen von Spins innerhalb eines Gefäßes und Verfahren zur Erstellung von MR-Angiographiebildern sowie entsprechende Magnetresonanzanlage
DE102012222413.0 2012-12-06

Publications (2)

Publication Number Publication Date
CN103852738A CN103852738A (zh) 2014-06-11
CN103852738B true CN103852738B (zh) 2017-07-14

Family

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Family Applications (1)

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CN201310615990.5A Expired - Fee Related CN103852738B (zh) 2012-12-06 2013-11-27 产生激励脉冲、激励血管内自旋和血管造影的方法及设备

Country Status (5)

Country Link
US (1) US9615769B2 (enExample)
JP (1) JP6140600B2 (enExample)
KR (1) KR101625722B1 (enExample)
CN (1) CN103852738B (enExample)
DE (1) DE102012222413B4 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015222114A1 (de) * 2015-11-10 2017-05-11 Siemens Healthcare Gmbh Verfahren zum Ansteuern einer Shimeinheit, Steuereinheit und Magnetresonanzgerät

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5842989A (en) * 1996-03-21 1998-12-01 Elscint, Ltd. Artifact reduction in magnetic resonance angiographic images
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
JP4071430B2 (ja) 2000-09-26 2008-04-02 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 磁気共鳴撮影装置
JP2002102200A (ja) 2000-09-26 2002-04-09 Ge Medical Systems Global Technology Co Llc 磁気共鳴信号獲得方法および装置、記録媒体並びに磁気共鳴撮影装置
EP1535083B1 (en) 2002-08-27 2008-08-13 Kennedy Krieger Institute Microvascular blood volume magnetic resonance imaging
DE102007030746B4 (de) * 2007-07-02 2010-04-15 Siemens Ag Verfahren zum Erstellen eines angiographischen Bildes und Magnet-Resonanz-Gerät
WO2009063791A1 (ja) * 2007-11-16 2009-05-22 Hitachi Medical Corporation 磁気共鳴イメージング装置及び血管撮像方法
DE102009019596B4 (de) 2009-04-30 2023-08-17 Siemens Healthcare Gmbh Magnetresonanzangiographie mit flusskompensierter und flusssensitiver Bildgebung
DE102011004432A1 (de) 2011-02-20 2012-08-23 Forschungszentrum Jülich GmbH Magnetresonanzverfahren und Kernspintomograph zur Durchführung des Magnetresonanzverfahrens
DE102011006230B4 (de) 2011-03-28 2013-01-24 Siemens Aktiengesellschaft Pixelweise Korrektur einer Phaseninformation in MR-Bildern unter Verwendung eines Navigatorsignals
DE102011007835B4 (de) 2011-04-21 2022-05-12 Siemens Healthcare Gmbh Verfahren zur Erstellung von MR-Angiographiebildern

Also Published As

Publication number Publication date
KR20140073454A (ko) 2014-06-16
JP2014113492A (ja) 2014-06-26
DE102012222413A1 (de) 2014-06-12
CN103852738A (zh) 2014-06-11
US20140159722A1 (en) 2014-06-12
KR101625722B1 (ko) 2016-05-30
DE102012222413B4 (de) 2023-10-26
US9615769B2 (en) 2017-04-11
JP6140600B2 (ja) 2017-05-31

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