JPS57500707A - - Google Patents

Info

Publication number
JPS57500707A
JPS57500707A JP56500778A JP50077881A JPS57500707A JP S57500707 A JPS57500707 A JP S57500707A JP 56500778 A JP56500778 A JP 56500778A JP 50077881 A JP50077881 A JP 50077881A JP S57500707 A JPS57500707 A JP S57500707A
Authority
JP
Japan
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.)
Granted
Application number
JP56500778A
Other versions
JPH0135652B2 (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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10512116&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS57500707(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of JPS57500707A publication Critical patent/JPS57500707A/ja
Publication of JPH0135652B2 publication Critical patent/JPH0135652B2/ja
Expired 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
    • G01R33/4818MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
    • G01R33/482MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space using a Cartesian trajectory
    • 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
    • G01R33/561Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
    • G01R33/5615Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • 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
    • G01R33/561Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
    • G01R33/5615Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • G01R33/5616Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE] using gradient refocusing, e.g. EPI

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)
JP56500778A 1980-03-14 1981-03-13 Expired JPH0135652B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8008773 1980-03-14

Publications (2)

Publication Number Publication Date
JPS57500707A true JPS57500707A (ja) 1982-04-22
JPH0135652B2 JPH0135652B2 (ja) 1989-07-26

Family

ID=10512116

Family Applications (2)

Application Number Title Priority Date Filing Date
JP56500778A Expired JPH0135652B2 (ja) 1980-03-14 1981-03-13
JP56500780A Expired - Lifetime JPH055502B2 (ja) 1980-03-14 1981-03-13

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP56500780A Expired - Lifetime JPH055502B2 (ja) 1980-03-14 1981-03-13

Country Status (6)

Country Link
US (3) US4506222A (ja)
EP (2) EP0046782B2 (ja)
JP (2) JPH0135652B2 (ja)
CA (2) CA1147807A (ja)
DE (2) DE3163720D1 (ja)
WO (2) WO1981002788A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08308810A (ja) * 1985-02-12 1996-11-26 Max Planck Ges Foerderung Wissenschaft Ev スピン共鳴データの高速取り込み方法及び局所分解検査用のスピン共鳴装置

Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE33259E (en) * 1978-07-20 1990-07-10 The Regents Of The University Of California Method and apparatus for rapid NMR imaging of nuclear parameters with an object
US4471305A (en) * 1978-07-20 1984-09-11 The Regents Of The University Of Calif. Method and apparatus for rapid NMR imaging of nuclear parameters with an object
US4706025A (en) * 1980-03-14 1987-11-10 National Research Development Corporation Methods of producing image formation from objects
CA1184602A (en) * 1981-01-26 1985-03-26 National Research Development Corporation Investigation of samples by n.m.r. techniques
US4599565A (en) * 1981-12-15 1986-07-08 The Regents Of The University Of Calif. Method and apparatus for rapid NMR imaging using multi-dimensional reconstruction techniques
DE3209264A1 (de) * 1982-03-13 1983-09-22 Bruker Medizintechnik Gmbh, 7512 Rheinstetten Verfahren zum messen der magnetischen kernresonanz fuer die nmr-tomographie
US4431968A (en) * 1982-04-05 1984-02-14 General Electric Company Method of three-dimensional NMR imaging using selective excitation
US4607223A (en) * 1982-08-13 1986-08-19 National Research Development Corporation Nuclear magnetic resonance imaging method
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.
JPS5957640A (ja) * 1982-09-29 1984-04-03 株式会社東芝 Mri装置によるスキャノグラム生成方法
JPS59119248A (ja) * 1982-12-27 1984-07-10 Toshiba Corp 核磁気共鳴装置
USRE32701E (en) * 1983-01-04 1988-06-21 Wisconsin Alumni Research Foundation NMR scanner with motion zeugmatography
US4579121A (en) * 1983-02-18 1986-04-01 Albert Macovski High speed NMR imaging system
IL68344A (en) * 1983-04-10 1988-10-31 Yeda Res & Dev Method to eliminate the effects of magnetic field inhomogeneities in nmr imaging
JPS59190643A (ja) * 1983-04-14 1984-10-29 Hitachi Ltd 核磁気共鳴を用いた検査装置
US4549140A (en) * 1983-06-03 1985-10-22 General Electric Company Method utilizing combined, interleaved pulse sequences for reducing motion artifacts in computed T1,T2 and M0 NMR imaging
US4549139A (en) * 1983-06-03 1985-10-22 General Electric Company Method of accurate and rapid NMR imaging of computed T1 and spin density
US4621235A (en) * 1983-06-07 1986-11-04 U.S. Philips Corporation Method of and device for determining a nuclear magnetization distribution in a region of a body
FI833807A (fi) * 1983-06-23 1984-12-24 Instrumentarium Oy Foerfarande foer utredning av aemnets eller magnetfaeltets egenskaper.
WO1985000887A1 (en) * 1983-08-05 1985-02-28 Oxford Research Systems Ltd. Method and apparatus for obtaining n.m.r. spectra
JPS6039539A (ja) * 1983-08-15 1985-03-01 Hitachi Ltd 核磁気共鳴を用いた検査装置
DE3340523A1 (de) * 1983-11-09 1985-05-15 Siemens AG, 1000 Berlin und 8000 München Kernspin-tomographiegeraet
US4570119A (en) * 1983-11-15 1986-02-11 General Electric Company Method for visualization of in-plane fluid flow by proton NMR imaging
DE3414634A1 (de) * 1984-04-18 1985-10-24 Bruker Medizintechnik Gmbh, 7512 Rheinstetten Verfahren zum anregen einer probe fuer die nmr-tomographie
DE3582275D1 (de) * 1984-05-02 1991-05-02 Philips Nv Verfahren und anordnung zur ermittlung einer kernmagnetisierungsverteilung in einem teil eines koerpers.
US4689567A (en) * 1984-06-01 1987-08-25 Advanced Nmr Systems, Inc. NMR Fourier imaging from multiple echoes
EP0165610B2 (en) * 1984-06-20 1992-11-11 Hitachi, Ltd. High speed imaging method with three-dimensional nmr
JPS6117054A (ja) * 1984-07-03 1986-01-25 Yokogawa Medical Syst Ltd 核磁気共鳴断層撮影装置
US4649345A (en) * 1984-08-17 1987-03-10 Mitsubishi Denki Kabushiki Kaisha NMR imaging method
FI75428C (fi) * 1984-11-21 1988-06-09 Instrumentarium Oy Foerfarande foer kartlaeggning av de kaernmagnetiska egenskaperna hos ett objekt, som skall undersoekas.
US4654593A (en) * 1985-02-13 1987-03-31 University Of Cincinnati Method for chemical and tomographic analysis of a moving object by nuclear magnetic resonance
JPH0811112B2 (ja) * 1985-03-11 1996-02-07 株式会社日立製作所 核磁気共鳴を用いた検査装置
US4668915A (en) * 1985-03-15 1987-05-26 Honda Giken Kogyo Kabushiki Kaisha Non-uniform field magnetic resonance dual patient imaging system
DE3514542A1 (de) * 1985-04-22 1986-10-23 Siemens AG, 1000 Berlin und 8000 München Verfahren und vorrichtung zur zusammensetzung eines mr-bildes aus atemgesteuert aufgenommenen bilddaten
US4678996A (en) * 1985-05-07 1987-07-07 Picker International, Inc. Magnetic resonance imaging method
US4641095A (en) * 1985-05-15 1987-02-03 Duke University Medical Center Determination of T1 relaxation times used in automated nuclear magnetic resonance image synthesis
NL8502249A (nl) * 1985-06-12 1987-01-02 Koninkl Philips Electronics Nv Mri werkwijze met kleine excitatiepulsen.
DE3686985T2 (de) * 1985-07-10 1993-04-29 Hitachi Ltd Verfahren zur bilderzeugung mittels magnetischer kernresonanz.
USRE34495E (en) * 1985-07-10 1994-01-04 Hitachi, Ltd. NMR imaging method
JPH0657205B2 (ja) * 1985-07-11 1994-08-03 株式会社東芝 磁気共鳴イメージング方法および装置
NL8502223A (nl) * 1985-08-12 1987-03-02 Philips Nv Werkwijze voor het selektief exciteren van een volume in een objekt.
GB8528357D0 (en) * 1985-11-18 1985-12-24 Picker Int Ltd Nuclear magnetic resonance imaging
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
JPH0763455B2 (ja) * 1986-03-31 1995-07-12 株式会社東芝 磁気共鳴映像装置
DE3618432A1 (de) * 1986-05-31 1987-12-03 Philips Patentverwaltung Kernspintomographieverfahren
US5055787A (en) * 1986-08-27 1991-10-08 Schlumberger Technology Corporation Borehole measurement of NMR characteristics of earth formations
US4740748A (en) * 1986-12-03 1988-04-26 Advanced Nmr Systems, Inc. Method of high-speed magnetic resonance imaging
US4818942A (en) * 1986-12-03 1989-04-04 Advanced Nmr Systems, Inc. Method of high-speed magnetic resonance imaging employing continuous wave readout gradient
JP2642362B2 (ja) * 1987-09-30 1997-08-20 株式会社東芝 磁気共鳴映像装置
US4949042A (en) * 1988-01-22 1990-08-14 Kabushiki Kaisha Toshiba Magnetic resonance imaging system
JP2646627B2 (ja) * 1988-03-08 1997-08-27 株式会社日立製作所 核磁気共鳴を用いた検査装置
US4843322A (en) * 1988-08-15 1989-06-27 General Electric Company Method for producing multi-slice NMR images
US4926125A (en) * 1988-08-22 1990-05-15 General Electric Company Surface gradient assembly for high speed nuclear magnetic resonance imaging
JP2777155B2 (ja) * 1988-11-30 1998-07-16 株式会社東芝 磁気共鳴映像装置
DE4003547C2 (de) * 1989-02-24 1999-10-07 Siemens Ag Abtastung von Kernresonanzsignalen bei allgemeinen Gradientenformen
JPH02241432A (ja) * 1989-03-15 1990-09-26 Hitachi Ltd 核磁気共鳴イメージング方法
DE4018683A1 (de) * 1989-06-23 1991-01-10 Siemens Ag Schichtprofiloptimierung fuer ein mit einer gradientenechosequenz betriebenes kernspin-tomographiegeraet
US5119027A (en) * 1989-08-14 1992-06-02 Ehrhardt James C Nuclear magnetic resonance imaging method
JPH068005U (ja) * 1992-07-03 1994-02-01 株式会社荒井製作所 キャスタのブレーキ
EP0627633A1 (en) * 1993-05-18 1994-12-07 Koninklijke Philips Electronics N.V. Method and apparatus for magnetic resonance imaging
RU2106748C1 (ru) * 1993-12-21 1998-03-10 Юрий Алексеевич Бауров Способ передачи информации и устройство для его осуществления (варианты)
JP3973733B2 (ja) * 1997-05-30 2007-09-12 株式会社日立メディコ 核磁気共鳴撮影装置
US8054073B2 (en) 2008-05-21 2011-11-08 Entanglement Technologies, Llc Method and apparatus for implementing EIT magnetometry
US10422841B2 (en) * 2016-04-21 2019-09-24 Regents Of The University Of Minnesota Systems and methods for designing multidimensional selective adiabatic pulses

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5153888A (ja) * 1974-09-11 1976-05-12 Nat Res Dev
JPS51117692A (en) * 1975-03-18 1976-10-15 Varian Associates Gyromagnetic resonance fourie transform zeugmatography
JPS54158988A (en) * 1978-05-31 1979-12-15 Makudonarudo Sutoraku Jieemusu Method of picking up image information from body

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB1584950A (en) * 1978-05-25 1981-02-18 Emi Ltd Imaging systems
GB1584949A (en) * 1978-05-25 1981-02-18 Emi Ltd Imaging systems
GB1578910A (en) * 1978-05-25 1980-11-12 Emi Ltd Imaging systems
US4339716A (en) * 1979-05-23 1982-07-13 Picker International Limited Nuclear magnetic resonance systems
US4471306A (en) * 1982-02-03 1984-09-11 General Electric Company Method of NMR imaging which overcomes T2 * effects in an inhomogeneous static magnetic field
US4431968A (en) * 1982-04-05 1984-02-14 General Electric Company Method of three-dimensional NMR imaging using selective excitation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5153888A (ja) * 1974-09-11 1976-05-12 Nat Res Dev
JPS51117692A (en) * 1975-03-18 1976-10-15 Varian Associates Gyromagnetic resonance fourie transform zeugmatography
JPS54158988A (en) * 1978-05-31 1979-12-15 Makudonarudo Sutoraku Jieemusu Method of picking up image information from body

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08308810A (ja) * 1985-02-12 1996-11-26 Max Planck Ges Foerderung Wissenschaft Ev スピン共鳴データの高速取り込み方法及び局所分解検査用のスピン共鳴装置
JPH08308811A (ja) * 1985-02-12 1996-11-26 Max Planck Ges Foerderung Wissenschaft Ev 核スピンを含む対象領域の局所分解検査用のスピン共鳴装置

Also Published As

Publication number Publication date
EP0047274B2 (en) 1990-03-21
DE3162208D1 (en) 1984-03-22
EP0046782B1 (en) 1984-02-15
EP0046782A1 (en) 1982-03-10
CA1147806A (en) 1983-06-07
EP0047274B1 (en) 1984-05-23
EP0046782B2 (en) 1991-01-09
DE3163720D1 (en) 1984-06-28
CA1147807A (en) 1983-06-07
JPH055502B2 (ja) 1993-01-22
EP0047274A1 (en) 1982-03-17
US4506222A (en) 1985-03-19
US4602214A (en) 1986-07-22
JPS57500708A (ja) 1982-04-22
US4506222B1 (ja) 1988-01-26
JPH0135652B2 (ja) 1989-07-26
WO1981002788A1 (en) 1981-10-01
WO1981002789A1 (en) 1981-10-01
US4451788A (en) 1984-05-29

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