IL77319A - Method and apparatus for locally resolved investigation of a specimen - Google Patents

Method and apparatus for locally resolved investigation of a specimen

Info

Publication number
IL77319A
IL77319A IL77319A IL7731985A IL77319A IL 77319 A IL77319 A IL 77319A IL 77319 A IL77319 A IL 77319A IL 7731985 A IL7731985 A IL 7731985A IL 77319 A IL77319 A IL 77319A
Authority
IL
Israel
Prior art keywords
pulse
spin
specimen
t2eff
relaxation time
Prior art date
Application number
IL77319A
Other languages
English (en)
Original Assignee
Max Planck Gesellschaft
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=6252816&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IL77319(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Max Planck Gesellschaft filed Critical Max Planck Gesellschaft
Publication of IL77319A publication Critical patent/IL77319A/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
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/4833—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices
    • 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
    • G01R33/4818—MR 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
    • G01R33/482—MR 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
IL77319A 1984-12-14 1985-12-12 Method and apparatus for locally resolved investigation of a specimen IL77319A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843445689 DE3445689A1 (de) 1984-12-14 1984-12-14 Verfahren und einrichtung zur ortsaufgeloesten untersuchung einer probe mittels magnetischer resonanz von spinmomenten

Publications (1)

Publication Number Publication Date
IL77319A true IL77319A (en) 1989-05-15

Family

ID=6252816

Family Applications (1)

Application Number Title Priority Date Filing Date
IL77319A IL77319A (en) 1984-12-14 1985-12-12 Method and apparatus for locally resolved investigation of a specimen

Country Status (6)

Country Link
US (1) US4748409A (xx)
EP (1) EP0184840B1 (xx)
JP (3) JPS61198044A (xx)
AT (1) ATE43441T1 (xx)
DE (2) DE3445689A1 (xx)
IL (1) IL77319A (xx)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3504734C2 (de) * 1985-02-12 1998-12-10 Max Planck Gesellschaft Verfahren und Vorrichtung zur Aufnahme von Spinresonanzdaten
JPH0785738B2 (ja) * 1985-06-29 1995-09-20 株式会社東芝 磁気共鳴映像装置
GB8521791D0 (en) * 1985-09-02 1985-10-09 Picker Int Ltd Nuclear magnetic resonance imaging
GB8711379D0 (en) * 1987-05-14 1987-06-17 Nat Res Dev Echo planar imaging systems
US4884029A (en) * 1986-08-15 1989-11-28 Picker International, Inc. Quick imaging scheme utilizing differently phase encoded primary and stimulated echoes
FR2607253B1 (fr) * 1986-11-21 1989-06-09 Thomson Cgr Procede de representation des parties en mouvement dans un corps par experimentation de resonance magnetique nucleaire
US4760336A (en) * 1987-02-27 1988-07-26 Stanford University Variable rate magnetic resonance selective excitation for reducing rf power and specific absorption rate
NL8701889A (nl) * 1987-08-12 1989-03-01 Philips Nv Volume selektieve spektroscopie door middel van gerefokusseerde echo's.
DE3726932A1 (de) * 1987-08-13 1989-02-23 Spectrospin Ag Verfahren zum kodieren von n parametern bei der mehrdimensionalen fourier-nmr-spektroskopie
DE3804924A1 (de) * 1988-02-17 1989-08-31 Philips Patentverwaltung Verfahren zur ermittlung der spektralen verteilung der kernmagnetisierung in einem begrenzten volumenbereich und anordnung zur durchfuehrung des verfahrens
FR2628839B1 (fr) * 1988-03-18 1991-08-16 Thomson Cgr Procede de mesure des effets des courants de foucault
US4843321A (en) * 1988-04-15 1989-06-27 General Electric Company Method for volume localized spectral editing of NMR signals produced by metabolites containing coupled spins
US4962357A (en) * 1988-07-07 1990-10-09 Sotak Christopher H Two-dimensional method for spectral editing of NMR signals produced by metabolites containing coupled spins
DE3823398A1 (de) * 1988-07-09 1990-01-11 Spectrospin Ag Verfahren zur erzeugung einer folge von spinechosignalen, die verwendung dieses verfahrens bei der kernspintomographie und vorrichtung zum durchfuehren bzw. zur verwendung dieses verfahrens
DE3823961A1 (de) * 1988-07-15 1990-01-18 Philips Patentverwaltung Kernspintomographieverfahren und kernspintomograph zur durchfuehrung des verfahrens
US4896113A (en) * 1988-11-25 1990-01-23 General Electric Company Use of repeated gradient echoes for noise reduction and improved NMR imaging
DE3839820A1 (de) * 1988-11-25 1990-05-31 Spectrospin Ag Verfahren zum selektiven anregen von nmr-signalen
DE3914301A1 (de) * 1989-04-29 1990-10-31 Bruker Medizintech Verfahren zur aufnahme von spinresoneanzspektren und zur spinresonanz-bildgebung
DE3914351A1 (de) * 1989-04-29 1990-10-31 Bruker Medizintech Verfahren zur aufnahme von spinresonanzspektren
DE3920433A1 (de) * 1989-06-22 1991-01-03 Philips Patentverwaltung Kernresonanzabbildungsverfahren
US5151655A (en) * 1990-02-23 1992-09-29 Baylor Research Institute Magnetic resonance imaging using a back-to-back pulse sequence
DE4227162C2 (de) * 1992-08-17 1994-07-14 Siemens Ag Iterative Shim-Verfahren für einen Grundfeldmagneten eines Kernspintomographiegerätes
US5709208A (en) * 1994-04-08 1998-01-20 The United States Of America As Represented By The Department Of Health And Human Services Method and system for multidimensional localization and for rapid magnetic resonance spectroscopic imaging
US5657758A (en) * 1994-04-08 1997-08-19 The United States Of America As Represented By The Secretary, Department Of Health And Human Services Method and system for multidimensional localization and for rapid magnetic resonance spectroscopic imaging
US5804966A (en) * 1996-09-10 1998-09-08 General Electric Company Volume spectroscopy having image artifact reduction
US6064203A (en) * 1997-05-20 2000-05-16 The Johns Hopkins University Method and apparatus for determining or imaging longitudinal spin relaxation time or producing images which substantially reflect longitudinal spin relaxation time contrast
DE19750214C2 (de) 1997-11-13 1999-12-30 Univ Ludwigs Albert Verfahren zur Erzeugung kernspinspektroskopischer Signale durch räumliche Modulation von z-Magnetisierung
US6272369B1 (en) 1999-01-22 2001-08-07 Ge Medical Systems Global Technology Company Llc Method for optimizing fat suppression using the chemical shift selective MR imaging technique
US6411088B1 (en) * 1999-03-10 2002-06-25 Siemens Aktiengesellschaft Magnetic resonance apparatus for obtaining a transparency image
US6397096B1 (en) 2000-03-31 2002-05-28 Philips Medical Systems (Cleveland) Inc. Methods of rendering vascular morphology in MRI with multiple contrast acquisition for black-blood angiography
DE19962848C2 (de) * 1999-12-24 2003-03-27 Forschungszentrum Juelich Gmbh Echo-Planar-Bildgebungsverfahren
US6541971B1 (en) 2001-06-28 2003-04-01 Koninklijke Philips Electronics, N.V. Multi-dimensional spatial NMR excitation
US7835783B1 (en) 2002-04-22 2010-11-16 The United States Of America As Represented By The Department Of Health And Human Services Magnetic resonance imaging methods and apparatus for time-series motion tracking with inversion recovery compensation
US7772844B2 (en) * 2008-01-30 2010-08-10 General Electric Company System and method for tissue specific MR imaging of metabolites using spectral-spatially formed stimulated echo
US7816916B2 (en) * 2008-09-15 2010-10-19 Siemens Aktiengesellschaft Magnetic resonance imaging method using a parallel imaging technique combined with a zoomed acquisition technique
WO2010048708A1 (en) 2008-10-27 2010-05-06 The University Of Western Ontario System and method for magnetic resonance imaging
US9726736B2 (en) 2010-08-30 2017-08-08 President And Fellows Of Harvard College Traveling wave MRI in high BO field strengths
US8760161B2 (en) * 2011-02-21 2014-06-24 General Electric Company System and method for enhanced contrast MR imaging
CN108318843B (zh) * 2011-09-22 2021-11-16 东芝医疗系统株式会社 磁共振成像装置以及磁共振成像方法
DE102012212983B3 (de) 2012-07-24 2014-01-23 Siemens Aktiengesellschaft Vermeidung von Einfaltungsartefakten bei der Aufnahme von Magnetresonanzdaten
US9569863B2 (en) * 2012-08-06 2017-02-14 Siemens Healthcare Gmbh System for accelerated segmented MR image data acquisition
JP6721489B2 (ja) * 2016-11-14 2020-07-15 株式会社日立製作所 磁気共鳴イメージング装置及び計算画像生成方法
EP3435105B8 (de) * 2017-07-27 2024-02-21 Siemens Healthineers AG Verfahren zur aufnahme eines magnetresonanzdatensatzes mit magnetresonanzsignalen aus wenigstens zwei schichten, datenträger sowie magnetresonanzanlage
WO2019076782A1 (en) * 2017-10-19 2019-04-25 Universiteit Maastricht MRI METHOD AND APPARATUS FOR OBTAINING IMAGES OF A TARGET VOLUME OF A HUMAN AND / OR ANIMAL SUBJECT USING MAGNETIC RESONANCE IMAGING (MRI)
WO2021259494A1 (en) 2020-06-26 2021-12-30 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e. V. Method and device for acquiring and reconstructing a sequence of diffusion-weighted magnetic resonance images covering a volume
US20230280431A1 (en) 2020-07-31 2023-09-07 Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E. V. Method and device for acquiring and reconstructing a sequence of diffusion-weighted magnetic resonance images covering a volume
JP7179889B2 (ja) 2021-03-05 2022-11-29 ジーイー・プレシジョン・ヘルスケア・エルエルシー 磁気共鳴イメージング装置およびプログラム

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3530373A (en) * 1968-09-16 1970-09-22 Massachusetts Inst Technology Methods and apparatus for pulsed nuclear magnetic resonance of solids
US4081742A (en) * 1976-12-29 1978-03-28 International Business Machines Corporation Quantitative analysis of nuclear magnetic resonance spectra having solvent peaks
DE3143625C2 (de) * 1981-11-04 1985-11-28 Spectrospin AG, Fällanden, Zürich Verfahren zur Aufnahme von Kernresonanzspektren von Molekülen in einem zweidimensionalen Frequenzbereich und Kernresonanzspektrometer zur Durchführung des Verfahrens
US4563647A (en) * 1982-06-09 1986-01-07 Picker International Limited Nuclear magnetic resonance methods and apparatus
GB2124388B (en) * 1982-07-28 1986-02-12 Picker Int Ltd Nuclear magnetic resonance method and apparatus
US4607223A (en) * 1982-08-13 1986-08-19 National Research Development Corporation Nuclear magnetic resonance imaging method
JPS5946546A (ja) * 1982-09-09 1984-03-15 Yokogawa Hokushin Electric Corp 核磁気共鳴による検査方法及び検査装置
US4480228A (en) * 1982-10-15 1984-10-30 General Electric Company Selective volume method for performing localized NMR spectroscopy
DE3310160A1 (de) * 1983-03-21 1984-09-27 Siemens AG, 1000 Berlin und 8000 München Geraet zur erzeugung von bildern und ortsaufgeloesten spektren eines untersuchungsobjektes mit magnetischer kernresonanz
JPS6039539A (ja) * 1983-08-15 1985-03-01 Hitachi Ltd 核磁気共鳴を用いた検査装置
US4595879A (en) * 1983-11-14 1986-06-17 Technicare Corporation Nuclear magnetic resonance flow imaging
US4593247A (en) * 1983-11-25 1986-06-03 General Electric Company Method of NMR imaging with off-center zoom scan
US4585992A (en) * 1984-02-03 1986-04-29 Philips Medical Systems, Inc. NMR imaging methods
US4614195A (en) * 1984-12-18 1986-09-30 General Electric Company Method for reduction of motion artifacts in Fourier transform NMR imaging techniques

Also Published As

Publication number Publication date
EP0184840B1 (de) 1989-05-24
US4748409A (en) 1988-05-31
JPS61198044A (ja) 1986-09-02
JPH07308307A (ja) 1995-11-28
JPH10151123A (ja) 1998-06-09
JPH0576299B2 (xx) 1993-10-22
DE3570526D1 (en) 1989-06-29
EP0184840A1 (de) 1986-06-18
DE3445689A1 (de) 1986-06-19
JP2695756B2 (ja) 1998-01-14
ATE43441T1 (de) 1989-06-15

Similar Documents

Publication Publication Date Title
IL77319A (en) Method and apparatus for locally resolved investigation of a specimen
US4471306A (en) Method of NMR imaging which overcomes T2 * effects in an inhomogeneous static magnetic field
CA1067576A (en) Gyromagnetic resonance spectroscopy employing spin echo spin-spin decoupling and two-dimensional spreading
CA2112893A1 (en) Ultra-Fast Multi-Section Whole Body MRI Using Gradient and Spin Echo (GRASE) Imaging
AU5396994A (en) Remotely positioned MRI system
WO2002086541A3 (en) Nmr logging in the earth's magnetic field
US4443761A (en) NMR Spectroscopy
EP0325461A3 (en) Magnetic resonance imaging system
Jehenson et al. Correction of distortions due to the pulsed magnetic field gradient‐induced shift in B0 field by postprocessing
CA2004007C (en) Magnetic resonance signal acquisition methods
Canet et al. A convenient method of observing relatively broad nuclear magnetic resonances in the Fourier transform mode
US4583044A (en) NMR imaging method
US4795978A (en) Prevention of steady state transverse magnetization in fast imaging sequences
US4502007A (en) Method of measuring NMR spin-spin relaxation time (T2) using spin-echos
EP0208522B1 (en) Nuclear magnetic resonance system
US5208533A (en) Nmr machine with low field and dynamic polarization
EP0601229B1 (en) A method for exciting transverse magnetisation in magnetic resonance
US5280245A (en) Magnetic resonance apparatus employing delayed self-refocusing RF excitation
KR870000677B1 (en) Devices using nuclear magnetic resonance
US5252923A (en) Nuclear magnetic resonance imaging methods
EP0129356A3 (en) Nuclear magnetic resonance method and apparatus
US5101158A (en) Investigating a sample using NMR
WO1997003548A3 (en) Method and apparatus for broadband decoupling in nuclear magnetic resonance with chirp pulses
WO1995004939A2 (en) Apparatus and method for decreasing magnetic field sensitivity of long rf pulses
US5315250A (en) Magnetic resonance imaging

Legal Events

Date Code Title Description
EXP Patent expired