JPS6012574B2 - 核磁気共鳴装置 - Google Patents

核磁気共鳴装置

Info

Publication number
JPS6012574B2
JPS6012574B2 JP50110443A JP11044375A JPS6012574B2 JP S6012574 B2 JPS6012574 B2 JP S6012574B2 JP 50110443 A JP50110443 A JP 50110443A JP 11044375 A JP11044375 A JP 11044375A JP S6012574 B2 JPS6012574 B2 JP S6012574B2
Authority
JP
Japan
Prior art keywords
magnetic field
sample
pulse
radio frequency
spins
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
Application number
JP50110443A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5153888A (en, 2012
Inventor
ナザン ガロウエイ アラン
ケヴイン グランネル ピ−タ−
マンスフイ−ルド ピ−タ−
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.)
NAT RES DEV
Original Assignee
NAT RES DEV
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
Priority claimed from GB3962574A external-priority patent/GB1525564A/en
Application filed by NAT RES DEV filed Critical NAT RES DEV
Publication of JPS5153888A publication Critical patent/JPS5153888A/ja
Publication of JPS6012574B2 publication Critical patent/JPS6012574B2/ja
Expired 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]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • 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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3607—RF waveform generators, e.g. frequency generators, amplitude-, frequency- or phase modulators or shifters, pulse programmers, digital to analog converters for the RF signal, means for filtering or attenuating of the RF signal

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP50110443A 1974-09-11 1975-09-11 核磁気共鳴装置 Expired JPS6012574B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB3962574A GB1525564A (en) 1974-09-11 1974-09-11 Image formation using nuclear magnetic resonance
GB3962574 1974-09-11
GB4721374 1974-10-31
GB4721374 1974-10-31

Publications (2)

Publication Number Publication Date
JPS5153888A JPS5153888A (en, 2012) 1976-05-12
JPS6012574B2 true JPS6012574B2 (ja) 1985-04-02

Family

ID=26264186

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50110443A Expired JPS6012574B2 (ja) 1974-09-11 1975-09-11 核磁気共鳴装置

Country Status (3)

Country Link
US (1) US4021726A (en, 2012)
JP (1) JPS6012574B2 (en, 2012)
DE (1) DE2540436A1 (en, 2012)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
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CA1052861A (en) * 1975-03-18 1979-04-17 Varian Associates Gyromagnetic resonance fourier transform zeugmatography
GB1580787A (en) * 1976-04-14 1980-12-03 Mansfield P Nuclear magnetic resonance apparatus and methods
GB1596160A (en) * 1976-12-15 1981-08-19 Nat Res Dev Nuclear magnetic resonance apparatus and methods
GB1601816A (en) * 1977-05-27 1981-11-04 Nat Res Dev Investigation of samples by nmr techniques
GB1584950A (en) * 1978-05-25 1981-02-18 Emi Ltd Imaging systems
GB1584949A (en) * 1978-05-25 1981-02-18 Emi Ltd Imaging systems
GB1601970A (en) * 1978-05-31 1981-11-04 Nat Res Dev Methods of deriving image information from objects
US4318043A (en) * 1978-07-20 1982-03-02 The Regents Of The University Of California Method and apparatus for rapid NMR imaging of nuclear densities within an object
US4297637A (en) * 1978-07-20 1981-10-27 The Regents Of The University Of California Method and apparatus for mapping lines of nuclear density within an object using nuclear magnetic resonance
US4354499A (en) * 1978-11-20 1982-10-19 Damadian Raymond V Apparatus and method for nuclear magnetic resonance scanning and mapping
USRE32619E (en) * 1978-11-20 1988-03-08 Apparatus and method for nuclear magnetic resonance scanning and mapping
US4307344A (en) * 1979-01-25 1981-12-22 Emi Limited Imaging systems
US4318044A (en) * 1979-03-07 1982-03-02 National Research Development Corporation Methods of indicating nuclear spin density distribution
US4333053A (en) * 1979-03-13 1982-06-01 Emi Limited Imaging systems
US4339716A (en) * 1979-05-23 1982-07-13 Picker International Limited Nuclear magnetic resonance systems
US4384255A (en) * 1979-08-10 1983-05-17 Picker International Limited Nuclear magnetic resonance systems
US4361807A (en) * 1979-08-10 1982-11-30 Picker International Limited Nuclear magnetic resonance systems
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
US4301410A (en) * 1979-09-28 1981-11-17 International Business Machines Corporation Spin imaging in solids using synchronously rotating field gradients and samples
US4506222A (en) * 1980-03-14 1985-03-19 National Research Development Corporation Methods of producing image information from objects
GB2076541B (en) 1980-05-21 1984-05-31 Emi Ltd Nmr imaging apparatus and methods
JPS57180947A (en) * 1981-04-30 1982-11-08 Tokyo Shibaura Electric Co Diagnostic nuclear magnetic resonance apparatus
FI64282C (fi) * 1981-06-04 1983-11-10 Instrumentarium Oy Diagnosapparatur foer bestaemmande av vaevnadernas struktur oc sammansaettning
JPS5841340A (ja) * 1981-09-04 1983-03-10 Hitachi Ltd 核磁気共鳴を用いた検査装置
US4486708A (en) * 1981-12-21 1984-12-04 Albert Macovski Selective material projection imaging system using nuclear magnetic resonance
US4531094A (en) * 1982-02-09 1985-07-23 Oxford Research Systems Limited Methods and apparatus of obtaining NMR spectra
DE3209263A1 (de) * 1982-03-13 1983-09-22 Bruker Medizintechnik Gmbh, 7512 Rheinstetten Verfahren zum messen der magnetischen kernresonanz
DE3209264A1 (de) * 1982-03-13 1983-09-22 Bruker Medizintechnik Gmbh, 7512 Rheinstetten Verfahren zum messen der magnetischen kernresonanz fuer die nmr-tomographie
DE3209810A1 (de) * 1982-03-18 1983-10-13 Bruker Medizintechnik Gmbh, 7512 Rheinstetten Verfahren zum messen der magnetischen kernresonanz fuer die nmr-tomographie
JPS58223048A (ja) * 1982-06-21 1983-12-24 Toshiba Corp 磁気共鳴励起領域選択方法、および、該方法が実施し得る磁気共鳴イメージング装置
FI65365C (fi) * 1982-07-07 1984-05-10 Instrumentarium Oy Spolanordning
US4594550A (en) * 1982-09-07 1986-06-10 Utsunomiya University Method of scanning specifying magnetic field for nuclear magnetic resonance imaging
EP0105700B1 (en) * 1982-10-06 1989-01-04 Peter Mansfield Nuclear magnetic resonance methods
FI65862C (fi) * 1982-10-11 1984-07-10 Instrumentarium Oy Nmr-avbildningsapparat
US4480228A (en) * 1982-10-15 1984-10-30 General Electric Company Selective volume method for performing localized NMR spectroscopy
JPS5985651A (ja) * 1982-11-08 1984-05-17 株式会社東芝 診断用核磁気共鳴装置
JPS59105549A (ja) * 1982-12-09 1984-06-18 Yokogawa Hokushin Electric Corp 核磁気共鳴による検査方法
FI67449C (fi) * 1982-12-17 1985-03-11 Instrumentarium Oy Foerfarande foer utredning av objektets struktur och egenskaper
USRE32701E (en) * 1983-01-04 1988-06-21 Wisconsin Alumni Research Foundation NMR scanner with motion zeugmatography
US4516075A (en) * 1983-01-04 1985-05-07 Wisconsin Alumni Research Foundation NMR scanner with motion zeugmatography
US4556848A (en) * 1983-02-01 1985-12-03 The United States Of America As Represented By The United States Department Of Energy Point sensitive NMR imaging system using a magnetic field configuration with a spatial minimum
US4565968A (en) * 1983-02-16 1986-01-21 Albert Macovski Blood vessel projection imaging system using nuclear magnetic resonance
JPS59192947A (ja) * 1983-04-15 1984-11-01 Hitachi Ltd 核磁気共鳴を用いた検査装置
US4607225A (en) * 1983-07-19 1986-08-19 Regents Of The University Of California Apparatus and method for reducing spurious currents in NMR imaging apparatus induced by pulsed gradient fields
US4574240A (en) * 1983-07-19 1986-03-04 The Regents Of The University Of California Method for flow measurement using nuclear magnetic resonance
DE3379594D1 (en) * 1983-08-05 1989-05-18 Oxford Res Syst Method and apparatus for obtaining n.m.r. spectra
DE3340523A1 (de) * 1983-11-09 1985-05-15 Siemens AG, 1000 Berlin und 8000 München Kernspin-tomographiegeraet
USRE36782E (en) * 1983-11-11 2000-07-18 Oxford Medical Limited Magnet assembly for use in NMR apparatus
US4616180A (en) * 1983-11-14 1986-10-07 Technicare Corporation Nuclear magnetic resonance imaging with reduced sensitivity to motional effects
JPS60157039A (ja) * 1984-01-27 1985-08-17 Hitachi Ltd 核磁気共鳴イメ−ジング装置
EP0179816B1 (en) * 1984-04-05 1992-11-11 Varian Associates, Inc. Spatially selective nuclear magnetic resonance pulse sequences
DE3582275D1 (de) * 1984-05-02 1991-05-02 Philips Nv Verfahren und anordnung zur ermittlung einer kernmagnetisierungsverteilung in einem teil eines koerpers.
US4649348A (en) * 1984-08-20 1987-03-10 Technicare Corporation Radio frequency coils for nuclear magnetic resonance imaging systems
FR2570499B1 (fr) * 1984-09-14 1987-09-11 Thomson Cgr Installation d'imagerie par resonance magnetique nucleaire
US4616183A (en) * 1984-10-22 1986-10-07 General Electric Company Method for reducing baseline error components in NMR signals
FI75428C (fi) * 1984-11-21 1988-06-09 Instrumentarium Oy Foerfarande foer kartlaeggning av de kaernmagnetiska egenskaperna hos ett objekt, som skall undersoekas.
GB8523673D0 (en) * 1985-09-25 1985-10-30 Picker Int Ltd Nuclear magnetic resonance methods
DE3604281A1 (de) * 1986-02-12 1987-08-13 Philips Patentverwaltung Verfahren zur bestimmung der kernmagnetisierungsverteilung in einer schicht eines untersuchungsbereiches und kernspintomograph zur durchfuehrung des verfahrens
DE3605990A1 (de) * 1986-02-25 1987-09-03 Spectrospin Ag Verfahren zum bestimmen fliessenden materials mittels nmr-tomographie
US4784146A (en) * 1986-08-14 1988-11-15 University Of Florida Angled segment receiver coil for NMR imaging of a human head
EP0260426B1 (de) * 1986-08-18 1991-04-24 Siemens Aktiengesellschaft Verfahren zur Ermittlung von kernmagnetischen Spektren aus räumlich selektierbaren Bereichen eines Untersuchungsobjektes
US4715383B1 (en) * 1986-11-10 1995-10-31 Mayo Medical Resources Method for reducing artifacts in NMR images
JPS63122440A (ja) * 1986-11-11 1988-05-26 株式会社東芝 磁気共鳴イメ−ジング装置
JPS63189134A (ja) * 1987-02-02 1988-08-04 株式会社東芝 磁気共鳴イメ−ジング装置
JPH0687847B2 (ja) * 1987-03-06 1994-11-09 株式会社東芝 磁気共鳴映像装置
GB8715302D0 (en) * 1987-06-30 1987-08-05 Ordidge R J Nmr spectroscopy
US4792759A (en) * 1987-07-29 1988-12-20 Elscint Ltd. Multi-frequency surface probe
DE3808281A1 (de) * 1988-03-12 1989-09-21 Philips Patentverwaltung Verfahren zur bestimmung der kernmagnetisierungsverteilung und anordnung zur durchfuehrung des verfahrens
IL90862A (en) * 1989-07-04 1992-09-06 Elscint Ltd Localized multiregion magnetic resonance data acquisition
IL91120A (en) * 1989-07-26 1993-01-14 Elscint Ltd Magnetic resonance data acquisition from localized volumes
DE3923069C3 (de) * 1989-07-13 1996-11-21 Bruker Medizintech Verfahren und Vorrichtung zum Kalibrieren einer Hochfrequenz-Feldstärke in einem Meßraum eines Kernspintomographen
JPH02289233A (ja) * 1990-04-13 1990-11-29 Hitachi Ltd 核磁気共鳴を用いた検査装置
US5185573A (en) * 1991-04-16 1993-02-09 Hewlett-Packard Company Method for focusing of magnetic resonance images
US5252922A (en) * 1991-04-30 1993-10-12 Hewlett-Packard Company Radiofrequency focusing of magnetic resonance images
US5270654A (en) * 1991-07-05 1993-12-14 Feinberg David A Ultra-fast multi-section MRI using gradient and spin echo (grase) imaging
US5365172A (en) * 1992-08-07 1994-11-15 Brigham And Women's Hospital Methods and apparatus for MRI
US5467016A (en) * 1993-04-20 1995-11-14 Siemens Medical Systems, Inc. Saturation selective spectroscopic imaging
US5685305A (en) * 1994-08-05 1997-11-11 The United States Of America As Represented By The Department Of Health And Human Services Method and system for MRI detection of abnormal blood flow
US6218943B1 (en) 1998-03-27 2001-04-17 Vivid Technologies, Inc. Contraband detection and article reclaim system
US6492809B1 (en) * 1998-12-04 2002-12-10 Schlumberger Technology Corporation Preconditioning spins near a nuclear magnetic resonance region
EP1158307A1 (en) 2000-04-18 2001-11-28 F.Hoffmann-La Roche Ag Method for increasing the throughput of NMR spectrometers
US7081751B2 (en) * 2002-12-31 2006-07-25 The Uab Research Foundation Systems and methods for estimating properties of a sample
FR2853080B1 (fr) * 2003-03-28 2005-07-08 Procede et installation multidimensionnelle par resonance magnetique en champ inhomogene
US8688058B2 (en) * 2008-11-24 2014-04-01 Chiewcharn Narathong Techniques for improving transmitter performance
US8378678B2 (en) 2009-02-12 2013-02-19 Siemens Medical Solutions Usa, Inc. System for ordering acquisition of frequency domain components representing MR image data
EP2544017A1 (en) * 2011-07-04 2013-01-09 Koninklijke Philips Electronics N.V. Magnetic resonance imaging system with a fixed output amplitude transmitter
US10602957B2 (en) 2015-06-30 2020-03-31 Varuna Biomedical Corporation Systems and methods for detecting and visualizing biofields with nuclear magnetic resonance imaging and QED quantum coherent fluid immersion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4829055A (en, 2012) * 1971-07-23 1973-04-17
DE2137091B1 (de) * 1971-07-24 1972-12-14 Licentia Kernresonanz-Magnetfeldmesser mit automatischem Resonanz abgleich
DE2137092B1 (de) * 1971-07-24 1973-01-18 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Kernresonanz-Magnetfeldmesser
JPS5033833B2 (en, 2012) * 1971-09-06 1975-11-04
JPS49103693A (en, 2012) * 1973-02-02 1974-10-01

Also Published As

Publication number Publication date
DE2540436A1 (de) 1976-03-25
DE2540436C2 (en, 2012) 1988-01-07
JPS5153888A (en, 2012) 1976-05-12
US4021726A (en) 1977-05-03

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