IL70574A - Method and apparatus for nmr scanning with motion zeugmatography - Google Patents

Method and apparatus for nmr scanning with motion zeugmatography

Info

Publication number
IL70574A
IL70574A IL70574A IL7057483A IL70574A IL 70574 A IL70574 A IL 70574A IL 70574 A IL70574 A IL 70574A IL 7057483 A IL7057483 A IL 7057483A IL 70574 A IL70574 A IL 70574A
Authority
IL
Israel
Prior art keywords
zeugmatography
motion
nmr scanning
nmr
scanning
Prior art date
Application number
IL70574A
Other languages
English (en)
Other versions
IL70574A0 (en
Original Assignee
Wisconsin Alumni Res Found
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 Wisconsin Alumni Res Found filed Critical Wisconsin Alumni Res Found
Publication of IL70574A0 publication Critical patent/IL70574A0/xx
Publication of IL70574A publication Critical patent/IL70574A/xx

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
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves  involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • G01R33/56316—Characterization of motion or flow; Dynamic imaging involving phase contrast techniques

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Vascular Medicine (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measuring Volume Flow (AREA)
IL70574A 1983-01-04 1983-12-28 Method and apparatus for nmr scanning with motion zeugmatography IL70574A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/455,596 US4516075A (en) 1983-01-04 1983-01-04 NMR scanner with motion zeugmatography

Publications (2)

Publication Number Publication Date
IL70574A0 IL70574A0 (en) 1984-03-30
IL70574A true IL70574A (en) 1990-04-29

Family

ID=23809478

Family Applications (1)

Application Number Title Priority Date Filing Date
IL70574A IL70574A (en) 1983-01-04 1983-12-28 Method and apparatus for nmr scanning with motion zeugmatography

Country Status (5)

Country Link
US (1) US4516075A (xx)
EP (1) EP0115642B1 (xx)
JP (5) JPS59166847A (xx)
DE (1) DE3380938D1 (xx)
IL (1) IL70574A (xx)

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US4587488A (en) * 1982-08-19 1986-05-06 Picker International, Limited Nuclear magnetic resonance methods and apparatus
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.
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
US4516582A (en) * 1983-05-02 1985-05-14 General Electric Company NMR blood flow imaging
US4639671A (en) * 1983-05-31 1987-01-27 General Electric Company Simultaneous NMR imaging system
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
US4574239A (en) * 1983-07-19 1986-03-04 The Regents Of The University Of California Method for flow measurement using nuclear magnetic resonance
US4595879A (en) * 1983-11-14 1986-06-17 Technicare Corporation Nuclear magnetic resonance flow imaging
US4570119A (en) * 1983-11-15 1986-02-11 General Electric Company Method for visualization of in-plane fluid flow by proton NMR imaging
US4583044A (en) * 1984-01-09 1986-04-15 University Of Utah NMR imaging method
DE3528894A1 (de) * 1984-08-10 1986-03-06 The General Hospital Corp., Boston, Mass. Kernspinresonanzgeraet zum erzeugen eines bildes einer fluidstroemung
US4625169A (en) * 1984-08-10 1986-11-25 The General Hospital Corporation Flow imaging by means of nuclear magnetic resonance
US4609872A (en) * 1984-08-10 1986-09-02 General Electric Company NMR multiple-echo phase-contrast blood flow imaging
IL74942A (en) * 1984-10-22 1988-11-30 Univ Leland Stanford Junior Flow measurement using nuclear magnetic resonance
US4701707A (en) * 1984-10-26 1987-10-20 Siemens Aktiengesellschaft Magnetic resonance diagnostic device
US4564017A (en) * 1984-11-21 1986-01-14 General Electric Company Method and apparatus for respiration monitoring with an NMR scanner
JPH07108288B2 (ja) * 1985-02-15 1995-11-22 株式会社日立製作所 Ｎｍｒイメ−ジング方法
US4678996A (en) * 1985-05-07 1987-07-07 Picker International, Inc. Magnetic resonance imaging method
US4724389A (en) * 1985-05-08 1988-02-09 Medical College Of Wisconsin, Inc. Loop-gap resonator for localized NMR imaging
US4694254A (en) * 1985-06-10 1987-09-15 General Electric Company Radio-frequency spectrometer subsystem for a magnetic resonance imaging system
FR2586296B1 (fr) * 1985-08-13 1988-06-17 Thomson Cgr Procede de modulation de l'effet de la vitesse des parties mobiles d'un corps dans une mesure de densite par resonance magnetique nucleaire, et mise en oeuvre du procede pour en deduire la vitesse des parties mobiles concernees
US4654591A (en) * 1985-07-29 1987-03-31 Wisconsin Alumni Research Foundation NMR flow imaging using bi-phasic excitation field gradients
US4724386A (en) * 1985-09-30 1988-02-09 Picker International, Inc. Centrally ordered phase encoding
US4712560A (en) * 1985-08-09 1987-12-15 General Electric Company Apparatus and method of acquiring physiological gating signals for magnetic resonance imaging of moving objects
EP0216657B1 (fr) * 1985-08-13 1990-08-01 General Electric Cgr S.A. Procédé de modulation de l'effet de la vitesse des parties mobiles d'un corps dans une mesure de densité par résonance magnétique nucléaire
US4689560A (en) * 1985-08-16 1987-08-25 Picker International, Inc. Low R.F. dosage magnetic resonance imaging of high velocity flows
US4728890A (en) * 1985-08-16 1988-03-01 Picker International, Inc. Motion artifact suppression technique of magnetic resonance imaging
US4993414A (en) * 1985-08-16 1991-02-19 The Board Of Trustees Of The Leland Stanford Junior University Moving material projection imaging system using nuclear magnetic resonance
US4663591A (en) * 1985-08-16 1987-05-05 General Electric Company Method for reducing image artifacts due to periodic signal variations in NMR imaging
US4683431A (en) * 1985-08-16 1987-07-28 Picker International, Inc. Magnetic resonance imaging of high velocity flows
US4697149A (en) * 1985-11-04 1987-09-29 Wisconsin Alumni Research Foundation NMR flow imaging using a composite excitation field and magnetic field gradient sequence
US4697147A (en) * 1985-11-14 1987-09-29 Metriflow, Inc. Blood flow imaging using a CW NMR technique
US4714081A (en) * 1986-03-03 1987-12-22 General Electric Company Methods for NMR angiography
US4901019A (en) * 1986-08-18 1990-02-13 The General Hospital Corporation Three-dimensional imaging
FR2612641B1 (fr) * 1987-03-19 1989-06-09 Oreal Appareil pour l'examen d'un corps par resonance magnetique nucleaire par des methodes lentes et rapides, notamment pour l'examen de la couche superficielle de ce corps, dispositif pour creer un gradient de champ magnetique pour un tel appareil, et application a l'imagerie de la peau du corps humain
US5124649A (en) * 1987-06-02 1992-06-23 Picker International, Inc. Magnetic resonance imaging with selective phase encoding averaging
US4984573A (en) * 1987-06-23 1991-01-15 Hafslund Nycomed Innovation Ab Method of electron spin resonance enhanced magnetic resonance imaging
JP2595006B2 (ja) * 1988-01-29 1997-03-26 株式会社日立製作所 Ｍｒイメージング方法
GB8817137D0 (en) * 1988-07-19 1988-08-24 Nycomed As Compositions
DE4005675C2 (de) * 1990-02-22 1995-06-29 Siemens Ag Verfahren zur Unterdrückung von Artefakten bei der Bilderzeugung mittels kernmagnetischer Resonanz
US5093620A (en) * 1990-08-09 1992-03-03 General Electric Encoding for nmr phase contrast flow measurement
GB9024528D0 (en) * 1990-11-12 1991-01-02 Instrumentarium Corp Improvements in and relating to magnetic resonance imaging
US5568051A (en) * 1992-05-12 1996-10-22 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus having superimposed gradient coil
DE4327325C1 (de) * 1993-08-13 1995-01-12 Siemens Ag Verfahren zur zeitaufgelösten MR-Bildgebung
DE4337503C1 (de) * 1993-11-03 1995-02-09 Siemens Ag Verfahren zur ortsaufgelösten Blutflußmessung mittels kernmagnetischer Resonanz
JPH08280437A (ja) * 1995-04-13 1996-10-29 Toru Fukuda 吊下げ用把手
JP3679892B2 (ja) * 1997-04-10 2005-08-03 株式会社東芝 磁気共鳴イメージング装置
EP2670302A4 (en) * 2011-02-03 2015-04-15 Univ California CURVILIGNE MARKING IN CARDIAC MRI
US9864033B1 (en) * 2013-08-26 2018-01-09 University Of New Brunswick Free induction decay based magnetic resonance imaging methods

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US4015196A (en) * 1974-04-05 1977-03-29 National Research Development Corporation Analysis of materials
US4021726A (en) * 1974-09-11 1977-05-03 National Research Development Corporation Image formation using nuclear magnetic resonance
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
GB1584948A (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
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
US4284950A (en) * 1978-08-05 1981-08-18 E M I Limited Imaging systems
US4339716A (en) * 1979-05-23 1982-07-13 Picker International Limited Nuclear magnetic resonance systems
GB2050062B (en) * 1979-05-25 1983-07-20 Emi Ltd Coils for electromagnets with uniform fields
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.
US4355282A (en) * 1979-08-03 1982-10-19 Picker International Limited 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
US4345207A (en) * 1980-04-24 1982-08-17 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for obtaining enhanced NMR signals
GB2125559B (en) * 1982-08-11 1986-02-05 Picker Int Ltd Nuclear magnetic resonance method and apparatus
US4587488A (en) * 1982-08-19 1986-05-06 Picker International, Limited Nuclear magnetic resonance methods and apparatus
US4516075A (en) * 1983-01-04 1985-05-07 Wisconsin Alumni Research Foundation NMR scanner with motion zeugmatography

Also Published As

Publication number Publication date
EP0115642A2 (en) 1984-08-15
JPH0595933A (ja) 1993-04-20
DE3380938D1 (de) 1990-01-11
JPH06315472A (ja) 1994-11-15
JPH0256888B2 (xx) 1990-12-03
JPH0624526B2 (ja) 1994-04-06
JPH0624528B2 (ja) 1994-04-06
US4516075A (en) 1985-05-07
IL70574A0 (en) 1984-03-30
JPS59166847A (ja) 1984-09-20
JPH0624527B2 (ja) 1994-04-06
JPH07106199B2 (ja) 1995-11-15
EP0115642A3 (en) 1985-06-26
JPH0591989A (ja) 1993-04-16
JPH0591990A (ja) 1993-04-16
EP0115642B1 (en) 1989-12-06

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