DE2755956C2 - - Google Patents

Info

Publication number
DE2755956C2
DE2755956C2 DE2755956A DE2755956A DE2755956C2 DE 2755956 C2 DE2755956 C2 DE 2755956C2 DE 2755956 A DE2755956 A DE 2755956A DE 2755956 A DE2755956 A DE 2755956A DE 2755956 C2 DE2755956 C2 DE 2755956C2
Authority
DE
Germany
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
DE2755956A
Other versions
DE2755956A1 (de
Inventor
Peter Chilwell Nottingham Gb Mansfield
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.)
BTG International Ltd
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Publication of DE2755956A1 publication Critical patent/DE2755956A1/de
Application granted granted Critical
Publication of DE2755956C2 publication Critical patent/DE2755956C2/de
Granted 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
    • G01R33/44—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
    • G01R33/561—Image 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
    • G01R33/5615—Echo 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]
    • 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
    • G01R33/561—Image 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
    • G01R33/5615—Echo 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]
    • G01R33/5616—Echo 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
DE19772755956 1976-12-15 1977-12-15 Verfahren und vorrichtung zur bestimmung von signalen, die die nukleare magnetresonanz-spindichteverteilung in einer probe wiedergeben Granted DE2755956A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB52322/76A GB1596160A (en) 1976-12-15 1976-12-15 Nuclear magnetic resonance apparatus and methods

Publications (2)

Publication Number Publication Date
DE2755956A1 DE2755956A1 (de) 1978-06-22
DE2755956C2 true DE2755956C2 (de) 1987-04-16

Family

ID=10463495

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772755956 Granted DE2755956A1 (de) 1976-12-15 1977-12-15 Verfahren und vorrichtung zur bestimmung von signalen, die die nukleare magnetresonanz-spindichteverteilung in einer probe wiedergeben

Country Status (5)

Country Link
US (1) US4165479A (de)
JP (1) JPS6042906B2 (de)
DE (1) DE2755956A1 (de)
GB (1) GB1596160A (de)
NL (1) NL192222C (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3814260A1 (de) * 1987-04-28 1988-11-17 Toshiba Kawasaki Kk Vorrichtung zum erzeugen von magnetfeldern fuer ein magnetresonanz-bildgeraet
DE4005675A1 (de) * 1990-02-22 1991-08-29 Siemens Ag Verfahren zur unterdrueckung von artefakten bei der bilderzeugung mittels kernmagnetischer resonanz
DE19606090A1 (de) * 1996-02-19 1997-08-21 Siemens Ag Verfahren zur funktionellen Bildgebung
US9213107B2 (en) 2009-10-01 2015-12-15 Loma Linda University Medical Center Ion induced impact ionization detector and uses thereof

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* Cited by examiner, † Cited by third party
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GB1584949A (en) * 1978-05-25 1981-02-18 Emi Ltd Imaging systems
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
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
US4354499A (en) * 1978-11-20 1982-10-19 Damadian Raymond V Apparatus and method for nuclear magnetic resonance scanning and mapping
DE2854774A1 (de) * 1978-12-19 1980-07-10 Battelle Institut E V Vorrichtung zur noninvasiven, lokalen in-vivo-untersuchung von koerpergewebe, organen, knochen, nerven oder von stroemendem blut auf der basis der spin-echo-technik
US4318044A (en) * 1979-03-07 1982-03-02 National Research Development Corporation Methods of indicating nuclear spin density distribution
NL7904986A (nl) * 1979-06-27 1980-12-30 Philips Nv Werkwijze en inrichting voor het bepalen van een kernspindichtheidsverdeling in een deel van een lichaam.
JPS5922825Y2 (ja) * 1979-07-03 1984-07-07 伝 斎藤 上下筋兼用スペ−サ
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
FR2475282B1 (fr) * 1980-02-05 1985-10-04 Radiologie Cie Gle Systeme de bobines electromagnetiques pour l'examen de corps volumineux par resonance magnetique nucleaire, et appareil d'imagerie du corps humain utilisant un tel systeme
US4451788A (en) * 1980-03-14 1984-05-29 National Research Development Corporation Methods of producing image information from objects
JPS6051056B2 (ja) * 1980-06-13 1985-11-12 株式会社東芝 核磁気共鳴装置
CA1184602A (en) * 1981-01-26 1985-03-26 National Research Development Corporation Investigation of samples by n.m.r. techniques
US4412179A (en) * 1981-04-15 1983-10-25 Chevron Research Company Computer-controlled, portable pulsed NMR instrument and method of use wherein the times of RF interrogation are distributed over at least a cycle at the nuclear magnetization precessional frequency
US4408161A (en) * 1981-04-15 1983-10-04 Chevron Research Company Computer-controlled, portable spin echo NMR instrument and method of use
DE3123493A1 (de) * 1981-06-13 1982-12-30 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Elektromagnet fuer die nmr-tomographie
DE3131946A1 (de) * 1981-08-12 1983-03-17 Siemens AG, 1000 Berlin und 8000 München "hochfrequenz-magnetsystem in einer einrichtung der kernspinresonanz-technik"
DE3133933A1 (de) * 1981-08-27 1983-03-17 Siemens AG, 1000 Berlin und 8000 München "gradientenspulen-system einer einrichtung der kernspinresonanz-technik"
EP0076054B1 (de) * 1981-09-21 1986-06-04 Peter Mansfield Kernmagnetische Resonanzmethoden
US4446429A (en) * 1981-10-09 1984-05-01 Medical College Of Wisconsin Microwave resonator
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
US4456881A (en) * 1982-01-18 1984-06-26 Technicare Corporation Gradient-coil apparatus for a magnetic resonance system
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
DE3219832A1 (de) * 1982-05-26 1983-12-01 Bruker Medizintechnik Gmbh, 7512 Rheinstetten Verfahren zur nicht-invasiven ermittlung von messwerten innerhalb eines lebenden koerpers
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.
GB2128339B (en) * 1982-10-06 1986-09-17 Peter Mansfield Nuclear magnetic resonance imaging
JPS59105548A (ja) * 1982-12-09 1984-06-18 Yokogawa Hokushin Electric Corp 核磁気共鳴による検査方法及び検査装置
DE3245945A1 (de) * 1982-12-11 1984-06-14 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Elektromagnet fuer die nmr-tomographie
DE3245944A1 (de) * 1982-12-11 1984-06-14 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Elektromagnet fuer die nmr-tomographie
US4558278A (en) * 1982-12-17 1985-12-10 Picker International, Limited Nuclear magnetic resonance methods and apparatus
DE3301630A1 (de) * 1983-01-19 1984-07-19 Siemens AG, 1000 Berlin und 8000 München Geraet zur erzeugung von bildern eines untersuchungsobjektes
IL68344A (en) * 1983-04-10 1988-10-31 Yeda Res & Dev Method to eliminate the effects of magnetic field inhomogeneities in nmr imaging
JPS59200947A (ja) * 1983-04-30 1984-11-14 Toshiba Corp Ｍｒｉ装置における静磁場強度調整方法
US4639671A (en) * 1983-05-31 1987-01-27 General Electric Company Simultaneous NMR imaging system
GB8320653D0 (en) * 1983-08-01 1983-09-01 Eastwood L M Producing images by nmr techniques
GB8321308D0 (en) * 1983-08-08 1983-09-07 M & D Technology Ltd Radio frequency coil
GB8321295D0 (en) * 1983-08-08 1983-09-07 Redpath T W T Magnetic coils
US4617516A (en) * 1983-09-06 1986-10-14 General Electric Company Axial magnetic field gradient coil suitable for use with NMR apparatus
US4840700A (en) * 1983-11-02 1989-06-20 General Electric Company Current streamline method for coil construction
US4646024A (en) * 1983-11-02 1987-02-24 General Electric Company Transverse gradient field coils for nuclear magnetic resonance imaging
US4692705A (en) * 1983-12-23 1987-09-08 General Electric Company Radio frequency field coil for NMR
US4628264A (en) * 1984-03-14 1986-12-09 Advanced Nmr Systems, Inc. NMR gradient field modulation
FI73321C (fi) * 1984-06-07 1987-09-10 Instrumentarium Oy Foerfarande foer kartlaeggning av de kaernmagnetiska egenskaperna hos ett undersoekningsobjekt.
JPS61745A (ja) * 1984-06-13 1986-01-06 Toshiba Corp 核磁気共鳴装置
US4716369A (en) * 1984-06-20 1987-12-29 Hitachi, Ltd. High speed imaging method with three-dimensional NMR
NL8402959A (nl) * 1984-09-28 1986-04-16 Philips Nv Snelle werkwijze en inrichting voor het bepalen van een kernmagnetisatieverdeling in een deel van een lichaam.
IL74942A (en) * 1984-10-22 1988-11-30 Univ Leland Stanford Junior Flow measurement using nuclear magnetic resonance
FI75428C (fi) * 1984-11-21 1988-06-09 Instrumentarium Oy Foerfarande foer kartlaeggning av de kaernmagnetiska egenskaperna hos ett objekt, som skall undersoekas.
DE3504734C2 (de) * 1985-02-12 1998-12-10 Max Planck Gesellschaft Verfahren und Vorrichtung zur Aufnahme von Spinresonanzdaten
US4651096A (en) * 1985-02-19 1987-03-17 Resonex Imaging method for nuclear magnetic resonance utilizing balanced gradient fields
US4668915A (en) * 1985-03-15 1987-05-26 Honda Giken Kogyo Kabushiki Kaisha Non-uniform field magnetic resonance dual patient imaging system
GB8508154D0 (en) * 1985-03-28 1985-05-01 Turner R Reconstruction of nuclear magnetic resonance images
US4678996A (en) * 1985-05-07 1987-07-07 Picker International, Inc. Magnetic resonance imaging method
IL79691A0 (en) * 1985-08-14 1986-11-30 Brigham & Womens Hospital Measurement of capillary flow using nuclear magnetic resonance
US4788500A (en) * 1985-08-14 1988-11-29 Brigham & Women's Hospital Measurement of capillary flow using nuclear magnetic resonance
US4689560A (en) * 1985-08-16 1987-08-25 Picker International, Inc. Low R.F. dosage magnetic resonance imaging of high velocity flows
US4769603A (en) * 1985-08-19 1988-09-06 Siemens Aktiengesellschaft Method for the operation of a nuclear magnetic resonance apparatus
GB8530930D0 (en) * 1985-12-16 1986-01-29 Mansfield P Inductive circuit arrangements
DE3604280A1 (de) * 1986-02-12 1987-08-13 Philips Patentverwaltung Verfahren zur bestimmung der raeumlichen und der spektralen verteilung der kernmagnetisierung in einem untersuchungsbereich und anordnung 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
US4740748A (en) * 1986-12-03 1988-04-26 Advanced Nmr Systems, Inc. Method of high-speed magnetic resonance imaging
JP2558727B2 (ja) * 1987-08-25 1996-11-27 株式会社東芝 磁気共鳴診断装置
JP2642362B2 (ja) * 1987-09-30 1997-08-20 株式会社東芝 磁気共鳴映像装置
EP0325461A3 (de) * 1988-01-22 1990-08-16 Kabushiki Kaisha Toshiba Gerät zur Bilderzeugung mittels magnetischer Resonanz
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
US4947121A (en) * 1988-08-19 1990-08-07 General Electric Company Apparatus and method for enhanced multiple coil nuclear magnetic resonance (NMR) imaging
GB2221995B (en) * 1988-08-19 1992-12-09 Picker Int Ltd Magnetic resonance methods and apparatus
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
GB8909270D0 (en) * 1989-04-24 1989-06-07 Hafslund Nycomed Innovation Method
DE4014220A1 (de) * 1989-05-16 1990-11-22 Siemens Ag Entfaltung der uebertragungsfunktion bei der bilderzeugung mittels kernmagnetischer resonanz
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JPH03268742A (ja) * 1990-03-19 1991-11-29 Hitachi Ltd イメージング装置
JPH04136713U (ja) * 1991-06-10 1992-12-18 多摩川精機株式会社 操作レバー装置
US5568051A (en) * 1992-05-12 1996-10-22 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus having superimposed gradient coil
US5323113A (en) * 1993-03-12 1994-06-21 Bruker Instruments, Inc. NMR probe which includes B1, gradient coils
US5554929A (en) * 1993-03-12 1996-09-10 Doty Scientific, Inc. Crescent gradient coils
US5530355A (en) * 1993-05-13 1996-06-25 Doty Scientific, Inc. Solenoidal, octopolar, transverse gradient coils
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US6043652A (en) * 1997-04-17 2000-03-28 Picker International, Inc. Alternative reconstruction method for non-equidistant k-space data
JP2908380B2 (ja) * 1997-05-14 1999-06-21 株式会社日立製作所 核磁気共鳴を用いた検査装置
US6219571B1 (en) * 1998-04-06 2001-04-17 Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance imaging using driven equilibrium fourier transform
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US20040075434A1 (en) * 2002-10-16 2004-04-22 Vavrek Robert Michael Gradient coil apparatus for magnetic resonance imaging
DE10325562B4 (de) * 2003-06-05 2009-10-01 Siemens Ag Steady-State-Pulssequenz mit verbesserter Unterdrückung von Inflow-effekten sowie Magnetresonanzgerät zur Durchführung dieses Verfahrens
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CN101951853B (zh) 2008-02-22 2013-01-23 洛马林达大学医学中心 用于在3d成像系统内将空间失真特征化的系统和方法
JP4966994B2 (ja) * 2009-04-14 2012-07-04 国土交通省四国地方整備局長 基礎杭及び杭基礎の構造
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US10064589B2 (en) 2014-06-27 2018-09-04 General Electric Company Method, apparatus, and article for pet attenuation correction utilizing MRI

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3814260A1 (de) * 1987-04-28 1988-11-17 Toshiba Kawasaki Kk Vorrichtung zum erzeugen von magnetfeldern fuer ein magnetresonanz-bildgeraet
DE4005675A1 (de) * 1990-02-22 1991-08-29 Siemens Ag Verfahren zur unterdrueckung von artefakten bei der bilderzeugung mittels kernmagnetischer resonanz
DE19606090A1 (de) * 1996-02-19 1997-08-21 Siemens Ag Verfahren zur funktionellen Bildgebung
DE19606090C2 (de) * 1996-02-19 1998-01-22 Siemens Ag Verfahren zur funktionellen Bildgebung mittels magnetischer Resonanz
US9213107B2 (en) 2009-10-01 2015-12-15 Loma Linda University Medical Center Ion induced impact ionization detector and uses thereof

Also Published As

Publication number Publication date
JPS5381288A (en) 1978-07-18
NL192222B (nl) 1996-11-01
GB1596160A (en) 1981-08-19
NL7713926A (nl) 1978-06-19
US4165479A (en) 1979-08-21
DE2755956A1 (de) 1978-06-22
NL192222C (nl) 1997-03-04
JPS6042906B2 (ja) 1985-09-25

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D2 Grant after examination
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Owner name: BRITISH TECHNOLOGY GROUP LTD., LONDON, GB

8328 Change in the person/name/address of the agent

Free format text: REICHEL, W., DIPL.-ING. LIPPERT, H., DIPL.-ING., PAT.-ANWAELTE, 60322 FRANKFURT