JPH044892B2 - - Google Patents

Info

Publication number
JPH044892B2
JPH044892B2 JP62015361A JP1536187A JPH044892B2 JP H044892 B2 JPH044892 B2 JP H044892B2 JP 62015361 A JP62015361 A JP 62015361A JP 1536187 A JP1536187 A JP 1536187A JP H044892 B2 JPH044892 B2 JP H044892B2
Authority
JP
Japan
Prior art keywords
signal
pulse
pulse signal
magnetic field
midpoint
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 - Lifetime
Application number
JP62015361A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62194845A (ja
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 filed Critical
Publication of JPS62194845A publication Critical patent/JPS62194845A/ja
Publication of JPH044892B2 publication Critical patent/JPH044892B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/20Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48NMR imaging systems
    • G01R33/4828Resolving the MR signals of different chemical species, e.g. water-fat imaging
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/20Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48NMR imaging systems
    • G01R33/483NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/4833NMR 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/20Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48NMR imaging systems
    • G01R33/54Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution

Landscapes

  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (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)
JP62015361A 1986-01-27 1987-01-27 不所望の応答信号を抑圧する方法と装置 Granted JPS62194845A (ja)

Applications Claiming Priority (2)

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
US822730 2001-03-30

Publications (2)

Publication Number Publication Date
JPS62194845A JPS62194845A (ja) 1987-08-27
JPH044892B2 true JPH044892B2 (US20080094685A1-20080424-C00004.png) 1992-01-29

Family

ID=25236809

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62015361A Granted JPS62194845A (ja) 1986-01-27 1987-01-27 不所望の応答信号を抑圧する方法と装置

Country Status (6)

Country Link
US (1) US4680546A (US20080094685A1-20080424-C00004.png)
EP (1) EP0239724B1 (US20080094685A1-20080424-C00004.png)
JP (1) JPS62194845A (US20080094685A1-20080424-C00004.png)
DE (1) DE3766735D1 (US20080094685A1-20080424-C00004.png)
FI (1) FI870295A (US20080094685A1-20080424-C00004.png)
IL (1) IL80281A0 (US20080094685A1-20080424-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110325268A (zh) * 2016-12-29 2019-10-11 通用电气公司 混合系统

Families Citing this family (36)

* 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
US5101158A (en) * 1988-04-20 1992-03-31 Hall Laurence D Investigating a sample using NMR
NL8900506A (nl) * 1989-03-02 1990-10-01 Philips Nv Magnetische resonantiewerkwijze voor het verkrijgen van geselekteerde spektra.
DE3914302C2 (de) * 1989-04-29 1994-01-13 Bruker Analytische Messtechnik Verfahren zur Aufnahme von Spinresonanzspektren
DE3914301A1 (de) * 1989-04-29 1990-10-31 Bruker Medizintech Verfahren zur aufnahme von spinresoneanzspektren und zur spinresonanz-bildgebung
DE3914351A1 (de) * 1989-04-29 1990-10-31 Bruker Medizintech Verfahren zur aufnahme von spinresonanzspektren
EP0422170B1 (de) * 1989-04-29 1997-01-15 University Of Queensland Verfahren zur aufnahme von spinresonanzspektren
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
US6605942B1 (en) * 1998-03-20 2003-08-12 The Trustees Of Princeton University Method and apparatus for improvement of magnetic resonance imaging contrast
EP1706754A1 (en) 2003-07-28 2006-10-04 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
US9285443B2 (en) * 2007-11-07 2016-03-15 University of Pittsburgh—of the Commonwealth System of Higher Education MSC-SelMQC method for simultaneous mapping of polyunsaturated fatty acids, lactate and choline in high fat tissues
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
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60168041A (ja) * 1983-12-14 1985-08-31 ゼネラル・エレクトリツク・カンパニイ Nmr作像方法と装置
JPS62142541A (ja) * 1985-12-12 1987-06-25 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン 磁気共鳴断層撮影方法および装置

Family Cites Families (4)

* 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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60168041A (ja) * 1983-12-14 1985-08-31 ゼネラル・エレクトリツク・カンパニイ Nmr作像方法と装置
JPS62142541A (ja) * 1985-12-12 1987-06-25 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン 磁気共鳴断層撮影方法および装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110325268A (zh) * 2016-12-29 2019-10-11 通用电气公司 混合系统

Also Published As

Publication number Publication date
JPS62194845A (ja) 1987-08-27
EP0239724A3 (en) 1988-01-27
US4680546A (en) 1987-07-14
EP0239724A2 (en) 1987-10-07
EP0239724B1 (en) 1990-12-19
FI870295A (fi) 1987-07-28
DE3766735D1 (de) 1991-01-31
IL80281A0 (en) 1987-01-30
FI870295A0 (fi) 1987-01-23

Similar Documents

Publication Publication Date Title
JPH044892B2 (US20080094685A1-20080424-C00004.png)
EP0144871B1 (en) Method and apparatus for selective nmr imaging of chemically-shifted nuclei
US4549140A (en) Method utilizing combined, interleaved pulse sequences for reducing motion artifacts in computed T1,T2 and M0 NMR imaging
EP0144026B1 (en) Apparatus and method of nmr imaging with off-center zoom scan
US4689567A (en) NMR Fourier imaging from multiple echoes
EP1271174B1 (en) Magnetic resonance imaging involving SSFP
JPS6382351A (ja) Nmr分光方法
US7141972B2 (en) Water-fat separation for fast spin echo imaging in an inhomogeneous field with progressive encoding
EP0145932A2 (en) A method for visualization of in-plane fluid flow by proton NMR imaging
JPS6069541A (ja) 同時デ−タ収集式nmr造影システム
US4238735A (en) Indirect detection of nuclear spins of low gyromagentic ratio coupled to spins of high gyromagnetic ratio
JPS6047946A (ja) Nmr作像方法
EP0137420A2 (en) A method for rapid acquisition of NMR data
JPS6046447A (ja) 核磁気共鳴画像形成方法およびそれに用いる画像形成装置
US4706024A (en) Suppression of non-coupled spins in NMR imaging and spectroscopy
US4771242A (en) In-vivo spatially encoded magnetic resonance spectroscopy with solvent suppression
US4697149A (en) NMR flow imaging using a composite excitation field and magnetic field gradient sequence
US5099207A (en) Method of determining a nuclear magnetization distribution of a sub-volume of an object, method of shimming a part of a steady field in which the object is situated, and magnetic resonance device for performing such a method
US5111143A (en) Magnetic resonance spectroscopy method and apparatus for performing the method
US4649345A (en) NMR imaging method
US4766379A (en) Method for obtaining nuclear magnetic resonance information data
US4855679A (en) Magnetic resonance studies of restricted volumes
EP0182873A1 (en) Nmr fourier imaging from multiple echoes
JP3212119B2 (ja) 磁気共鳴分光装置
EP0114349B1 (en) Nuclear magnetic resonance diagnostic apparatus