FI870295A7 - Menetelmiä ja pulssisarjoja vaimennettaessa ei-toivottuja resonansseja kvanttikoherenssin avulla NMR-kuvauksessa ja -spektrometriassa. - Google Patents

Menetelmiä ja pulssisarjoja vaimennettaessa ei-toivottuja resonansseja kvanttikoherenssin avulla NMR-kuvauksessa ja -spektrometriassa. Download PDF

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Publication number
FI870295A7
FI870295A7 FI870295A FI870295A FI870295A7 FI 870295 A7 FI870295 A7 FI 870295A7 FI 870295 A FI870295 A FI 870295A FI 870295 A FI870295 A FI 870295A FI 870295 A7 FI870295 A7 FI 870295A7
Authority
FI
Finland
Prior art keywords
spectrometry
methods
pulse trains
nmr imaging
quantum coherence
Prior art date
Application number
FI870295A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI870295L (fi
FI870295A0 (fi
Inventor
Charles Lucian Dumoulin
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of FI870295A0 publication Critical patent/FI870295A0/fi
Publication of FI870295L publication Critical patent/FI870295L/fi
Publication of FI870295A7 publication Critical patent/FI870295A7/fi

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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
    • G01R33/4828—Resolving the MR signals of different chemical species, e.g. water-fat 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
    • G01R33/4833—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (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)
FI870295A 1986-01-27 1987-01-23 Menetelmiä ja pulssisarjoja vaimennettaessa ei-toivottuja resonansseja kvanttikoherenssin avulla NMR-kuvauksessa ja -spektrometriassa. FI870295A7 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/822,730 US4680546A (en) 1986-01-27 1986-01-27 Methods of, and pulse sequences for, the supression of undesired resonances by generation of quantum coherence in NMR imaging and spectroscopy

Publications (3)

Publication Number Publication Date
FI870295A0 FI870295A0 (fi) 1987-01-23
FI870295L FI870295L (fi) 1987-07-28
FI870295A7 true FI870295A7 (fi) 1987-07-28

Family

ID=25236809

Family Applications (1)

Application Number Title Priority Date Filing Date
FI870295A FI870295A7 (fi) 1986-01-27 1987-01-23 Menetelmiä ja pulssisarjoja vaimennettaessa ei-toivottuja resonansseja kvanttikoherenssin avulla NMR-kuvauksessa ja -spektrometriassa.

Country Status (6)

Country Link
US (1) US4680546A (enExample)
EP (1) EP0239724B1 (enExample)
JP (1) JPS62194845A (enExample)
DE (1) DE3766735D1 (enExample)
FI (1) FI870295A7 (enExample)
IL (1) IL80281A0 (enExample)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4701708A (en) * 1986-08-01 1987-10-20 General Electric Company Polarization transfer by selective homonuclear technique for suppression of uncoupled spins in NMR spectroscopy
GB8718723D0 (en) * 1987-08-07 1987-09-16 Hall L D Investigating sample using nmr
NL8701889A (nl) * 1987-08-12 1989-03-01 Philips Nv Volume selektieve spektroscopie door middel van gerefokusseerde echo's.
NL8702700A (nl) * 1987-11-12 1989-06-01 Philips Nv Werkwijze en inrichting voor automatische fasecorrectie van complexe nmr spectra.
DE3739856A1 (de) * 1987-11-25 1989-06-08 Philips Patentverwaltung Kernresonanz-spektroskopieverfahren
DE3853297T2 (de) * 1988-04-20 1995-10-26 Hall Untersuchung einer probe mittels magnetischer kernresonanz.
NL8900506A (nl) * 1989-03-02 1990-10-01 Philips Nv Magnetische resonantiewerkwijze voor het verkrijgen van geselekteerde spektra.
DE3914301A1 (de) * 1989-04-29 1990-10-31 Bruker Medizintech Verfahren zur aufnahme von spinresoneanzspektren und zur spinresonanz-bildgebung
DE3914302C2 (de) * 1989-04-29 1994-01-13 Bruker Analytische Messtechnik Verfahren zur Aufnahme von Spinresonanzspektren
DE3914351A1 (de) * 1989-04-29 1990-10-31 Bruker Medizintech Verfahren zur aufnahme von spinresonanzspektren
US5166616A (en) * 1989-04-29 1992-11-24 Univ Of Queensland Method for recording spin resonance spectra
DE3920433A1 (de) * 1989-06-22 1991-01-03 Philips Patentverwaltung Kernresonanzabbildungsverfahren
DE4018683A1 (de) * 1989-06-23 1991-01-10 Siemens Ag Schichtprofiloptimierung fuer ein mit einer gradientenechosequenz betriebenes kernspin-tomographiegeraet
US5150053A (en) * 1989-07-28 1992-09-22 The Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance imaging of short T2 species with improved contrast
NL8902003A (nl) * 1989-08-04 1991-03-01 Philips Nv 2-quantum selectieve nmr sequentie voor het selectief bepalen van een kernmagnetisatieverdeling van een metaboliet.
DE3925972A1 (de) * 1989-08-05 1991-02-07 Philips Patentverwaltung Kernresonanz-spektroskopieverfahren und anordnung zur durchfuehrung des verfahrens
FR2653901B1 (fr) * 1989-10-27 1991-12-27 Commissariat Energie Atomique Flacon a double paroi pour sonde a rmn.
US5162734A (en) * 1991-03-08 1992-11-10 Elbit-Ati, Ltd. Method and apparatus for obtaining an nmr signal having a preselected frequency domain
US5168229A (en) * 1991-04-02 1992-12-01 General Electric Company Multidimensional nmr spectroscopy using switched acquisition time gradients for multiple coherence transfer pathway detection
US5221899A (en) * 1991-04-29 1993-06-22 The Trustees Of Columbia University In The City Of New York Signal acquisition in magnetic resonance analysis
US5262723A (en) * 1991-07-09 1993-11-16 General Electric Company Method and apparatus for obtaining pure-absorption two-dimensional lineshape data for multidimensional NMR spectroscopy using switched acquisition time gradients
US5214380A (en) * 1991-09-30 1993-05-25 General Electric Company Velocity-resolved NMR spectroscopy
US5321359A (en) * 1993-03-29 1994-06-14 General Electric Company Selective imaging among three or more chemical species
US5627588A (en) * 1995-03-30 1997-05-06 International Business Machines Corporation Video signal processing stripe color demodulator system and method
US5510713A (en) * 1995-06-30 1996-04-23 General Electric Company Technique for selective fat saturation in MR imaging
US6144199A (en) * 1997-08-18 2000-11-07 Ramot University Authority For Applied Research And Industrial Development Ltd. Method for imaging vessel wall anatomy and strain
WO1999049336A1 (en) * 1998-03-20 1999-09-30 Princeton University Method and apparatus for improvement of magnetic resonance imaging contrast
WO2005015253A1 (en) 2003-07-28 2005-02-17 University Of Southampton Nmr spectroscopy using spin states with long lifetimes
US7777485B2 (en) * 2006-08-15 2010-08-17 General Electric Company Method for multiplexed MR tracking
US8583213B2 (en) * 2006-09-12 2013-11-12 General Electric Company Combined MR imaging and tracking
WO2011130633A2 (en) * 2010-04-16 2011-10-20 University Of Pittsburgh - Of The Commonwealth System Of Higher Education Simultaneous mapping of multiple chemicals with suppression of unwanted signals via molecular specific coherence (msc)-selmqc (selective multiple quantum coherence)
US9733326B2 (en) * 2007-11-07 2017-08-15 University of Pittsburgh—of the Commonwealth System of Higher Education Selective zero-quantum coherence transfer (Sel-ZQC) method for metabolite imaging in a poorly shimmed magnet field without susceptibility artifact
US9075122B2 (en) * 2009-11-06 2015-07-07 New York University Method, system and computer-accessible medium for providing multiple-quantum-filtered imaging
US8378679B2 (en) * 2009-12-04 2013-02-19 Siemens Medical Solutions Usa, Inc. Coherent signal acquisition system for MR imaging and spectroscopy
RU2477907C2 (ru) * 2010-12-23 2013-03-20 Государственное образовательное учреждение высшего профессионального образования "Российский университет дружбы народов" (РУДН) Способ формирования спиновых волн
JP7076876B2 (ja) * 2016-12-29 2022-05-30 グローバル・ライフ・サイエンシズ・ソリューションズ・ユーエスエー・エルエルシー 混合システム
CN110516811B (zh) * 2019-08-30 2023-04-18 南方科技大学 一种量子态确定方法、装置、设备和存储介质

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134058A (en) * 1977-11-28 1979-01-09 Varian Associates, Inc. Selective detection of multiple quantum transitions in nuclear magnetic resonance
DE2833853C2 (de) * 1978-08-02 1985-11-21 Spectrospin AG, Fällanden, Zürich Verfahren zur Aufnahme von Kernspinresonanzspektren und Vorrichtung zur Durchführung des Verfahrens
US4238735A (en) * 1979-02-21 1980-12-09 Varian Associates, Inc. Indirect detection of nuclear spins of low gyromagentic ratio coupled to spins of high gyromagnetic ratio
DE3143625C2 (de) * 1981-11-04 1985-11-28 Spectrospin AG, Fällanden, Zürich Verfahren zur Aufnahme von Kernresonanzspektren von Molekülen in einem zweidimensionalen Frequenzbereich und Kernresonanzspektrometer zur Durchführung des Verfahrens
US4585993A (en) * 1983-12-14 1986-04-29 General Electric Company Method for selective NMR imaging of chemically-shifted nuclei
DE3543854A1 (de) * 1985-12-12 1987-06-19 Philips Patentverwaltung Kernspintomographieverfahren und anordnung zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
EP0239724A3 (en) 1988-01-27
FI870295L (fi) 1987-07-28
DE3766735D1 (de) 1991-01-31
EP0239724B1 (en) 1990-12-19
IL80281A0 (en) 1987-01-30
US4680546A (en) 1987-07-14
FI870295A0 (fi) 1987-01-23
JPS62194845A (ja) 1987-08-27
EP0239724A2 (en) 1987-10-07
JPH044892B2 (enExample) 1992-01-29

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Owner name: GENERAL ELECTRIC COMPANY