[go: up one dir, main page]

SE8304794L - Forfarande och anordning for att bestemma nmr-fordelningen av spinncentra i ett omrade av en kropp - Google Patents

Forfarande och anordning for att bestemma nmr-fordelningen av spinncentra i ett omrade av en kropp

Info

Publication number
SE8304794L
SE8304794L SE8304794A SE8304794A SE8304794L SE 8304794 L SE8304794 L SE 8304794L SE 8304794 A SE8304794 A SE 8304794A SE 8304794 A SE8304794 A SE 8304794A SE 8304794 L SE8304794 L SE 8304794L
Authority
SE
Sweden
Prior art keywords
space
gradient
semi
static
data
Prior art date
Application number
SE8304794A
Other languages
Unknown language ( )
English (en)
Other versions
SE8304794D0 (sv
Inventor
Uijen C M J Van
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE8304794D0 publication Critical patent/SE8304794D0/sv
Publication of SE8304794L publication Critical patent/SE8304794L/sv

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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
SE8304794A 1982-09-10 1983-09-07 Forfarande och anordning for att bestemma nmr-fordelningen av spinncentra i ett omrade av en kropp SE8304794L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8203519A NL8203519A (nl) 1982-09-10 1982-09-10 Werkwijze en inrichting voor het bepalen van een kernmagnetisatieverdeling in een deel van een lichaam.

Publications (2)

Publication Number Publication Date
SE8304794D0 SE8304794D0 (sv) 1983-09-07
SE8304794L true SE8304794L (sv) 1984-03-11

Family

ID=19840253

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8304794A SE8304794L (sv) 1982-09-10 1983-09-07 Forfarande och anordning for att bestemma nmr-fordelningen av spinncentra i ett omrade av en kropp

Country Status (11)

Country Link
US (2) US4527124A (sv)
JP (1) JPS5968656A (sv)
BE (1) BE897713A (sv)
CA (1) CA1194107A (sv)
DE (1) DE3331396A1 (sv)
FR (1) FR2533031B1 (sv)
GB (1) GB2129943B (sv)
IL (1) IL69669A (sv)
IT (1) IT1170210B (sv)
NL (1) NL8203519A (sv)
SE (1) SE8304794L (sv)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3378848D1 (en) * 1982-10-06 1989-02-09 Peter Mansfield Nuclear magnetic resonance methods
US4689562A (en) * 1983-10-11 1987-08-25 Elscint Ltd. NMR Imaging method and system
EP0151026A3 (en) * 1984-01-31 1987-04-08 Kabushiki Kaisha Toshiba A method for producing nuclear magnetic resonance image data
DE3406052A1 (de) * 1984-02-20 1985-08-22 Siemens AG, 1000 Berlin und 8000 München Gradientenspulen-system fuer eine anlage zur kernspintomographie
EP0164142B1 (de) * 1984-05-02 1991-03-27 Koninklijke Philips Electronics N.V. Verfahren und Anordnung zur Ermittlung einer Kernmagnetisierungsverteilung in einem Teil eines Körpers
US4642567A (en) * 1984-06-04 1987-02-10 Indiana University Foundation Methods for two dimensional nuclear magnetic resonance imaging
DE3574056D1 (en) * 1984-06-20 1989-12-07 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
US4707660A (en) * 1984-09-10 1987-11-17 U.S. Philips Corporation Fast method and device for determining an NMR distribution in a region of a body
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.
NL8403627A (nl) * 1984-11-29 1986-06-16 Philips Nv Werkwijze en inrichting voor het bepalen van een kernmagnetisatieverdeling in een deel van een lichaam.
JPS61144552A (ja) * 1984-12-18 1986-07-02 Yokogawa Electric Corp 核磁気共鳴デ−タの処理方法
US4651096A (en) * 1985-02-19 1987-03-17 Resonex Imaging method for nuclear magnetic resonance utilizing balanced gradient fields
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
JPH0714386B2 (ja) * 1985-04-10 1995-02-22 株式会社日立製作所 核磁気共鳴を用いた検査装置
US4678996A (en) * 1985-05-07 1987-07-07 Picker International, Inc. Magnetic resonance imaging method
JPS628747A (ja) * 1985-07-04 1987-01-16 株式会社東芝 磁気共鳴映像装置
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
DE3781869T2 (de) * 1986-12-03 1993-01-07 Advanced Nmr Systems Schnelles abbildungsverfahren mittels magnetischer kernresonanz.
US4740748A (en) * 1986-12-03 1988-04-26 Advanced Nmr Systems, Inc. Method of high-speed magnetic resonance imaging
US4710717A (en) * 1986-12-29 1987-12-01 General Electric Company Method for fast scan cine NMR imaging
US4868502A (en) * 1987-02-05 1989-09-19 Mitsubishi Denki Kabushiki Kaisha Magnetic resonance imaging method and apparatus therefor
JP2598038B2 (ja) * 1987-09-30 1997-04-09 株式会社東芝 磁気共鳴映像装置
JPH0228713A (ja) * 1988-04-26 1990-01-30 Mitsubishi Electric Corp 信号取得装置及び方法
US4901020A (en) * 1988-05-30 1990-02-13 Siemens Aktiengesellschaft Pulse sequence for operating a nuclear magnetic resonance tomography apparatus for producing images with different T2 contrast
US5007425A (en) * 1988-08-19 1991-04-16 Picker International, Inc. Patient and coil support structure for magnetic resonance imagers
GB8914467D0 (en) * 1989-06-23 1989-08-09 Nat Res Dev Nuclear magnetic resonance imaging methods
US5233301A (en) * 1989-07-28 1993-08-03 Board Of Trustees Of The Leland Stanford Junior University High resolution/reduced slice width magnetic resonance imaging and spectroscopy by signal combination and use of minimum phase excitation pulses
US5438263A (en) * 1991-03-15 1995-08-01 Fonar Corporation Method of selectable resolution magnetic resonance imaging
GB9200606D0 (en) * 1992-01-13 1992-03-11 British Tech Group Method of and apparatus for obtaining spatial nmr information
DE4219610C1 (de) * 1992-06-16 1994-01-27 Bruker Medizintech NMR-Bildgebungsverfahren mit Einzelpunktaufnahme (SPI)
US5296808A (en) * 1992-10-26 1994-03-22 Albert Macovski MRI imaging system without aliasing
US5560361A (en) * 1994-01-31 1996-10-01 General Electric Company MRI system with time varying gradient during signal acquisition
US5652516A (en) * 1996-01-22 1997-07-29 The Board Of Trustees Of The Leland Stanford Junior University Spectroscopic magnetic resonance imaging using spiral trajectories
WO2000050924A1 (en) 1999-02-26 2000-08-31 Purdue Research Foundation Nuclear magnetic resonance analysis of multiple samples
JP4498947B2 (ja) * 2004-04-15 2010-07-07 日本電子株式会社 磁気共鳴スペクトルの定量方法
JP5113761B2 (ja) * 2005-11-27 2013-01-09 アキュイタス・メディカル・リミテッド 空間周波数解析を使用する構造評価
US8970217B1 (en) 2010-04-14 2015-03-03 Hypres, Inc. System and method for noise reduction in magnetic resonance imaging
US8952693B2 (en) * 2011-04-22 2015-02-10 Mayo Foundation For Medical Education And Research Method for principal frequency magnetic resonance elastography inversion

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB1584950A (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
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
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
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.
GB2056078B (en) * 1979-08-03 1984-02-29 Emi Ltd Nuclear magnetic resonance systems
US4319190A (en) * 1980-03-06 1982-03-09 Bell Telephone Laboratories, Incorporated Nuclear magnetic resonance imaging in space and frequency coordinates
JPH055502B2 (sv) * 1980-03-14 1993-01-22 Nat Res Dev
US4431968A (en) * 1982-04-05 1984-02-14 General Electric Company Method of three-dimensional NMR imaging using selective excitation
US4516075A (en) * 1983-01-04 1985-05-07 Wisconsin Alumni Research Foundation NMR scanner with motion zeugmatography

Also Published As

Publication number Publication date
GB8323937D0 (en) 1983-10-12
FR2533031B1 (fr) 1987-04-17
NL8203519A (nl) 1984-04-02
IT8322804A1 (it) 1985-03-07
IT1170210B (it) 1987-06-03
SE8304794D0 (sv) 1983-09-07
GB2129943A (en) 1984-05-23
DE3331396A1 (de) 1984-03-15
US4691162A (en) 1987-09-01
DE3331396C2 (sv) 1990-10-31
FR2533031A1 (fr) 1984-03-16
JPS5968656A (ja) 1984-04-18
IT8322804A0 (it) 1983-09-07
US4527124A (en) 1985-07-02
IL69669A (en) 1987-08-31
GB2129943B (en) 1986-06-25
BE897713A (fr) 1984-03-08
CA1194107A (en) 1985-09-24
JPH027655B2 (sv) 1990-02-20
IL69669A0 (en) 1983-12-30

Similar Documents

Publication Publication Date Title
SE8304794D0 (sv) Forfarande och anordning for att bestemma nmr-fordelningen av spinncentra i ett omrade av en kropp
DE68923988D1 (de) Bilderzeugung mittels magnetischer Resonanz mit Kompensation der unechten Frequenz-/Phasenverschiebungen infolge unerwünschte Magnetfeldänderungen während des Messverfahrens zur Bestimmung der magnetischen Kernresonanz-Daten.
EP0093232A3 (en) Magnetic length or angle measurement apparatus
BR9400384A (pt) Dispositivo remotamente posicionável para a formação de imagens com ressonância magnética de núcleos utilizando-se um campo magnético externo; sistema para a formação de imagens com ressonância magnética de núcleos e método para a formação de ressonância magnética de núcleos e método para a formação de imagens de densidade de núcleos em uma superfície de medição
EP0379374A3 (en) Measuring magnetic fields
ATE40471T1 (de) Bilderzeugung mittels magnetischer kernresonanz mit verminderter empfindlichkeit gegenueber bewegungen.
JPS63309248A (ja) Ｍｒｉ用表面コイル装置
DE3363523D1 (en) Apparatus for producing images of an object under examination with nuclear magnetic resonance
SE8800767D0 (sv) Nmr-apparat for undersokning av en kropp, serskilt for avbildning av menniskokroppens hud, och anordning for alstring av en magnetfeltsgradient i en sadan apparat
DE3480427D1 (en) Offset gradient fields in nuclear magnetic resonance imaging systems
US4590947A (en) High-frequency device containing a surface coil for nuclear spin resonance apparatus
ES2023635B3 (es) Metodo y aparato de formacion de imagenes por resonancia magnetica.
GB1083266A (en) Improvements in devices for measuring magnetic fields,in particular low magnetic fields, on board a movable body
SE8004075L (sv) Nmr-diagnosapparat
ATE55188T1 (de) Verfahren zur zweidimensionalen bilderzeugung mittels magnetischer kernresonanz.
HU227171B1 (en) Nuclear magnetic resonance imaging process and device
US5089784A (en) Method for restricting region for magnetic resonance imaging
ATE64472T1 (de) Nichtharmonische nmr-spin-echo-bildgebung.
JPS6486958A (en) Magnetic resonance imaging apparatus
KR870000677B1 (en) Devices using nuclear magnetic resonance
JP2001224570A (ja) 磁気共鳴イメージング装置
JPS6417636A (en) Nuclear magnetic resonance imaging apparatus
EP0246460A1 (de) Verfahren zur Messung elektrischer oder magnetischer Wechselfelder und Anordnung zur Durchführung des Verfahrens
SU842658A1 (ru) Способ измерени коэрцитивной силы
Yao et al. 4885542 MRI compensated for spurious NMR frequency/phase shifts caused by spurious changes in magnetic fields during NMR data measurement processes

Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 8304794-4

Effective date: 19880526