DE69132453D1 - Bilderzeugung und Spektroskopie mittels magnetischer Resonanz mit hoher Auflösung/ verringerter Scheibenbreite durch Signalkombinierung und Verwendung von Minimalphasenanregungsimpulsen. - Google Patents

Bilderzeugung und Spektroskopie mittels magnetischer Resonanz mit hoher Auflösung/ verringerter Scheibenbreite durch Signalkombinierung und Verwendung von Minimalphasenanregungsimpulsen.

Info

Publication number
DE69132453D1
DE69132453D1 DE69132453T DE69132453T DE69132453D1 DE 69132453 D1 DE69132453 D1 DE 69132453D1 DE 69132453 T DE69132453 T DE 69132453T DE 69132453 T DE69132453 T DE 69132453T DE 69132453 D1 DE69132453 D1 DE 69132453D1
Authority
DE
Germany
Prior art keywords
spectroscopy
magnetic resonance
high resolution
image generation
phase excitation
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.)
Expired - Fee Related
Application number
DE69132453T
Other languages
English (en)
Other versions
DE69132453T2 (de
Inventor
Craig H Meyer
John M Pauly
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.)
Leland Stanford Junior University
Original Assignee
Leland Stanford Junior University
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 Leland Stanford Junior University filed Critical Leland Stanford Junior University
Publication of DE69132453D1 publication Critical patent/DE69132453D1/de
Application granted granted Critical
Publication of DE69132453T2 publication Critical patent/DE69132453T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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]
    • G01R33/446—Multifrequency selective RF pulses, e.g. multinuclear acquisition mode
    • 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
    • G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69132453T 1990-08-16 1991-08-06 Bilderzeugung und Spektroskopie mittels magnetischer Resonanz mit hoher Auflösung/verringerter Scheibenbreite durch Signalkombinierung und Verwendung von Minimalphasenanregungsimpulsen. Expired - Fee Related DE69132453T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/568,058 US5233301A (en) 1989-07-28 1990-08-16 High resolution/reduced slice width magnetic resonance imaging and spectroscopy by signal combination and use of minimum phase excitation pulses

Publications (2)

Publication Number Publication Date
DE69132453D1 true DE69132453D1 (de) 2000-11-30
DE69132453T2 DE69132453T2 (de) 2001-03-15

Family

ID=24269765

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69132453T Expired - Fee Related DE69132453T2 (de) 1990-08-16 1991-08-06 Bilderzeugung und Spektroskopie mittels magnetischer Resonanz mit hoher Auflösung/verringerter Scheibenbreite durch Signalkombinierung und Verwendung von Minimalphasenanregungsimpulsen.

Country Status (4)

Country Link
US (1) US5233301A (de)
EP (1) EP0471500B1 (de)
JP (1) JP3222900B2 (de)
DE (1) DE69132453T2 (de)

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WO1995004939A2 (en) * 1993-08-02 1995-02-16 The Board Of Trustees Of The Leland Stanford Junior University Apparatus and method for decreasing magnetic field sensitivity of long rf pulses
US5422572A (en) * 1993-08-06 1995-06-06 Toshiba America Mri, Inc. Method and apparatus for substantially simultaneously exciting a plurality of slices in NMR imaging
US5578921A (en) * 1995-01-10 1996-11-26 Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance imaging using three-dimensional spectral-spatial excitation
US5539313A (en) * 1995-08-04 1996-07-23 Board Of Trustees Of The Leland Stanford Junior University Full echo spiral-in/spiral-out magnetic resonance imaging
US5729138A (en) * 1995-08-18 1998-03-17 Siemens Medical Systems, Inc. Slice-by-slice variation of pulse sequence parameters in multislice two-dimensional image acquisitions
US6281681B1 (en) 1999-01-28 2001-08-28 General Electric Company Magnetic resonance imaging with interleaved Fibonacci spiral scanning
US7558612B2 (en) * 2002-04-16 2009-07-07 The Board Of Trustees Of The Leland Stanford Junior University Motion compensated spiral FISP MRI
US8010179B2 (en) * 2003-09-25 2011-08-30 General Electric Company Method and apparatus of gradient echo imaging with on-the-fly optimization of tissue suppression
US8035381B2 (en) * 2008-10-28 2011-10-11 The Board Of Trustees Of The Leland Stanford Junior University Optimized spectral-spatial pulse
DE102010025886B4 (de) * 2010-07-02 2013-01-03 Siemens Aktiengesellschaft Verfahren und Magnetresonanzanlage zur MR-Spektroskopie, Computerprogrammprodukt und elektronisch lesbarer Datenträger
WO2012145547A1 (en) 2011-04-19 2012-10-26 University Of Virginia Patent Foundation Interferometric magnetic resonance imaging system and related method
DE102011085766B4 (de) * 2011-11-04 2013-07-11 Siemens Aktiengesellschaft Rasche Erstellung von bezüglich eines Kontrasts gewichteten MR-Bildern
US9874623B2 (en) 2012-04-20 2018-01-23 University Of Virginia Patent Foundation Systems and methods for regularized reconstructions in MRI using side information
US9322896B2 (en) 2012-04-20 2016-04-26 University Of Virginia Patent Foundation Systems and methods for reduced off-resonance blurring in spiral imaging
US9910118B2 (en) 2012-04-20 2018-03-06 University Of Virginia Patent Foundation Systems and methods for cartesian dynamic imaging
US9183626B2 (en) 2012-04-20 2015-11-10 University Of Virginia Patent Foundation Systems and methods for accelerated arterial spin labeling using compressed sensing
US9224210B2 (en) 2013-02-06 2015-12-29 University Of Virginia Patent Foundation Systems and methods for accelerated dynamic magnetic resonance imaging
WO2015164109A1 (en) * 2014-04-24 2015-10-29 Dignity Health System and method for spiral multislab magnetic resonance imaging
US9953439B2 (en) 2014-11-25 2018-04-24 University Of Virginia Patent Foundation Systems and methods for three-dimensional spiral perfusion imaging
US10502803B2 (en) * 2015-05-15 2019-12-10 The Regents Of The University Of California Magnetic resonance imaging based on altering the shape of the inversion region in pulsed arterial spin labeling
CN107064836B (zh) * 2017-04-06 2019-10-29 深圳安科高技术股份有限公司 将fse序列梯度波形转化为三角形的降噪方法及系统

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US4307343A (en) * 1979-08-20 1981-12-22 General Electric Company Moving gradient zeugmatography
USRE32712E (en) * 1979-08-20 1988-07-12 General Electric Company Moving gradient zeugmatography
DE3271562D1 (en) * 1981-09-21 1986-07-10 Peter Mansfield Nuclear magnetic resonance methods
NL8203519A (nl) * 1982-09-10 1984-04-02 Philips Nv Werkwijze en inrichting voor het bepalen van een kernmagnetisatieverdeling in een deel van een lichaam.
JPH0714386B2 (ja) * 1985-04-10 1995-02-22 株式会社日立製作所 核磁気共鳴を用いた検査装置
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US4818942A (en) * 1986-12-03 1989-04-04 Advanced Nmr Systems, Inc. Method of high-speed magnetic resonance imaging employing continuous wave readout gradient
JP2644744B2 (ja) * 1987-02-04 1997-08-25 株式会社日立製作所 Ｎｍｒスペクトロスコピックイメージング装置
GB8702951D0 (en) * 1987-02-10 1987-03-18 Surrey Medical Imaging Systems Nmr imaging
US4812760A (en) * 1987-07-27 1989-03-14 General Electric Company Multi-dimensional selective NMR excitation with a single RF pulse
US4851779A (en) * 1987-08-14 1989-07-25 Picker International, Inc. Three dimensional volume imaging with conjugate symmetrization
NL8801594A (nl) * 1988-06-23 1990-01-16 Philips Nv Werkwijze en inrichting voor het bepalen van een spinresonantieverdeling.
JP2644831B2 (ja) * 1988-07-06 1997-08-25 株式会社日立製作所 Ｎｍｒイメージングにおける画像再構成方法
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US4999580A (en) * 1989-06-20 1991-03-12 The Board Of Trustees Of The Leland Stanford Junior University magnetic resonance imaging and spectroscopy using a single excitation pulse for simultaneous spatial and spectral selectivity
US4985677A (en) * 1989-06-22 1991-01-15 The Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance imaging and spectroscopy using an excitation pulse for multiple-dimensional selectivity
US5025216A (en) * 1989-07-28 1991-06-18 The Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance imaging of short T2 species
US5051903A (en) * 1989-08-14 1991-09-24 General Electric Company Method and apparatus for predicting values of a varying periodic phenomenon

Also Published As

Publication number Publication date
US5233301A (en) 1993-08-03
EP0471500A3 (en) 1992-09-02
EP0471500A2 (de) 1992-02-19
JP3222900B2 (ja) 2001-10-29
DE69132453T2 (de) 2001-03-15
EP0471500B1 (de) 2000-10-25
JPH06125884A (ja) 1994-05-10

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