IL77319A - Method and apparatus for locally resolved investigation of a specimen - Google Patents
Method and apparatus for locally resolved investigation of a specimenInfo
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Measuring Magnetic Variables (AREA)
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 (fr) |
EP (1) | EP0184840B1 (fr) |
JP (3) | JPS61198044A (fr) |
AT (1) | ATE43441T1 (fr) |
DE (2) | DE3445689A1 (fr) |
IL (1) | IL77319A (fr) |
Families Citing this family (47)
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 |
DE3839820A1 (de) * | 1988-11-25 | 1990-05-31 | Spectrospin Ag | Verfahren zum selektiven anregen von nmr-signalen |
US4896113A (en) * | 1988-11-25 | 1990-01-23 | General Electric Company | Use of repeated gradient echoes for noise reduction and improved NMR imaging |
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 |
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 |
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 |
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 |
US9423480B2 (en) | 2008-10-27 | 2016-08-23 | The University Of Western Ontario | System and method for magnetic resonance imaging |
WO2012030548A1 (fr) * | 2010-08-30 | 2012-03-08 | President And Fellows Of Harvard College | Irm à ondes progressives en champ bo à haute intensité |
US8760161B2 (en) * | 2011-02-21 | 2014-06-24 | General Electric Company | System and method for enhanced contrast MR imaging |
JP6084392B2 (ja) * | 2011-09-22 | 2017-02-22 | 東芝メディカルシステムズ株式会社 | 磁気共鳴イメージング装置 |
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 (fr) | 2017-07-27 | 2024-02-21 | Siemens Healthineers AG | Procédé d'enregistrement d'un paquet de données de résonance magnétique à l'aide de signaux de résonance magnétique provenant d'au moins deux couches, support de données et équipement de résonance magnétique |
WO2019076782A1 (fr) * | 2017-10-19 | 2019-04-25 | Universiteit Maastricht | Procédé et appareil d'irm permettant d'obtenir des images d'un volume cible d'un sujet humain et/ou animal à l'aide d'une imagerie par résonance magnétique (irm) |
WO2021259494A1 (fr) | 2020-06-26 | 2021-12-30 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e. V. | Méthode et dispositif d'acquisition et de reconstruction d'une séquence d'images de résonance magnétique pondérée en diffusion couvrant un volume |
JP2023541775A (ja) | 2020-07-31 | 2023-10-04 | マックス-プランク-ゲゼルシャフト ツール フェルデルンク デル ヴィッセンシャフテン エー.ファウ. | ボリュームを網羅する拡散強調磁気共鳴画像のシーケンスを取得し再構成する方法及び装置 |
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)
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 |
-
1984
- 1984-12-14 DE DE19843445689 patent/DE3445689A1/de not_active Withdrawn
-
1985
- 1985-12-09 US US06/806,780 patent/US4748409A/en not_active Expired - Lifetime
- 1985-12-12 EP EP85115818A patent/EP0184840B1/fr not_active Expired
- 1985-12-12 AT AT85115818T patent/ATE43441T1/de not_active IP Right Cessation
- 1985-12-12 IL IL77319A patent/IL77319A/xx not_active IP Right Cessation
- 1985-12-12 DE DE8585115818T patent/DE3570526D1/de not_active Expired
- 1985-12-13 JP JP60279390A patent/JPS61198044A/ja active Granted
-
1995
- 1995-04-04 JP JP7079198A patent/JP2695756B2/ja not_active Expired - Fee Related
-
1997
- 1997-11-19 JP JP9318757A patent/JPH10151123A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0184840B1 (fr) | 1989-05-24 |
JPS61198044A (ja) | 1986-09-02 |
DE3570526D1 (en) | 1989-06-29 |
DE3445689A1 (de) | 1986-06-19 |
ATE43441T1 (de) | 1989-06-15 |
US4748409A (en) | 1988-05-31 |
JPH0576299B2 (fr) | 1993-10-22 |
EP0184840A1 (fr) | 1986-06-18 |
JP2695756B2 (ja) | 1998-01-14 |
JPH10151123A (ja) | 1998-06-09 |
JPH07308307A (ja) | 1995-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXP | Patent expired |