KR850004638A - 화학 이동성 nmr 주파수를 갖는 핵을 포함한 샘플의 영상화 방법 - Google Patents
화학 이동성 nmr 주파수를 갖는 핵을 포함한 샘플의 영상화 방법Info
- Publication number
- KR850004638A KR850004638A KR1019840007855A KR840007855A KR850004638A KR 850004638 A KR850004638 A KR 850004638A KR 1019840007855 A KR1019840007855 A KR 1019840007855A KR 840007855 A KR840007855 A KR 840007855A KR 850004638 A KR850004638 A KR 850004638A
- Authority
- KR
- South Korea
- Prior art keywords
- chemically
- samples containing
- containing nuclei
- imaging samples
- nmr frequencies
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
- G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
-
- 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
- G01R33/4828—Resolving the MR signals of different chemical species, e.g. water-fat imaging
-
- 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
-
- 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
- G01R33/485—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy based on chemical shift information [CSI] or spectroscopic imaging, e.g. to acquire the spatial distributions of metabolites
Landscapes
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/561,381 US4585993A (en) | 1983-12-14 | 1983-12-14 | Method for selective NMR imaging of chemically-shifted nuclei |
US561381 | 2004-04-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850004638A true KR850004638A (ko) | 1985-07-25 |
KR880001529B1 KR880001529B1 (ko) | 1988-08-19 |
Family
ID=24241705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840007855A KR880001529B1 (ko) | 1983-12-14 | 1984-12-12 | 화학 이동성 nmr 주파수를 갖는 핵을 포함한 샘플의 영상화 방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US4585993A (ko) |
EP (1) | EP0144871B1 (ko) |
JP (1) | JPS60168041A (ko) |
KR (1) | KR880001529B1 (ko) |
DE (1) | DE3482132D1 (ko) |
FI (1) | FI844248L (ko) |
IL (1) | IL73557A0 (ko) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8415078D0 (en) * | 1984-06-13 | 1984-07-18 | Picker Int Ltd | Nuclear magnetic resonance imaging |
US4629988A (en) * | 1984-07-02 | 1986-12-16 | General Electric Company | Method of imaging by depth-resolved surface coil spectroscopy |
US4618827A (en) * | 1984-09-10 | 1986-10-21 | General Electric Company | Method for high-spatial-resolution spectroscopic NMR imaging of chemically-shifted nuclei |
US4678995A (en) * | 1984-12-12 | 1987-07-07 | Yale University | Apparatus and method for determining the presence of substances in a sample by NMR and producing an NMR image thereof |
JPS61205852A (ja) * | 1985-03-08 | 1986-09-12 | Jeol Ltd | Nmrイメ−ジング装置 |
US4689564A (en) * | 1985-06-10 | 1987-08-25 | General Electric Company | Digital interface subsystem for a magnetic resonance imaging and spectroscopy system |
US4661775A (en) * | 1985-07-15 | 1987-04-28 | Technicare Corporation | Chemical shift imaging with field inhomogeneity correction |
US4689566A (en) * | 1985-07-17 | 1987-08-25 | Advanced Nmr Systems, Inc. | NMR phase encoding using phase varying rf pulses |
US4647858A (en) * | 1985-07-29 | 1987-03-03 | General Electric Company | Methods for overcoming transient magnetic field inhomogeneity in nuclear magnetic resonance imaging |
NL8502223A (nl) * | 1985-08-12 | 1987-03-02 | Philips Nv | Werkwijze voor het selektief exciteren van een volume in een objekt. |
US4663591A (en) * | 1985-08-16 | 1987-05-05 | General Electric Company | Method for reducing image artifacts due to periodic signal variations in NMR imaging |
US4698592A (en) * | 1985-08-16 | 1987-10-06 | The Regents Of The University Of California | MRI of chemical shift spectra within limited inner volume |
JPS6253642A (ja) * | 1985-09-02 | 1987-03-09 | 旭化成株式会社 | 核磁気共鳴情報を得る方法 |
DE3543854A1 (de) * | 1985-12-12 | 1987-06-19 | Philips Patentverwaltung | Kernspintomographieverfahren und anordnung zur durchfuehrung des verfahrens |
US4720679A (en) * | 1985-12-31 | 1988-01-19 | Picker International, Inc. | Magnetic resonance imaging with phase encoded chemical shift correction |
US4680546A (en) * | 1986-01-27 | 1987-07-14 | General Electric Company | Methods of, and pulse sequences for, the supression of undesired resonances by generation of quantum coherence in NMR imaging and spectroscopy |
JPH0722574B2 (ja) * | 1986-03-31 | 1995-03-15 | 株式会社東芝 | 磁気共鳴映像装置 |
US4714885A (en) * | 1986-08-04 | 1987-12-22 | Elscint Ltd. | Magnetic resonance imaging |
IL81580A (en) * | 1987-02-16 | 1990-07-26 | Elscint Ltd | Spatial separation of spectral components |
US4760336A (en) * | 1987-02-27 | 1988-07-26 | Stanford University | Variable rate magnetic resonance selective excitation for reducing rf power and specific absorption rate |
IL82030A (en) * | 1987-03-27 | 1990-11-05 | Elscint Ltd | Separation of spectral components |
US4806866A (en) * | 1987-04-29 | 1989-02-21 | General Electric Company | Automatic RF frequency adjustment for magnetic resonance scanner |
JP2619398B2 (ja) * | 1987-07-22 | 1997-06-11 | 株式会社日立製作所 | 核磁気共鳴を用いた検査装置 |
NL8701889A (nl) * | 1987-08-12 | 1989-03-01 | Philips Nv | Volume selektieve spektroscopie door middel van gerefokusseerde echo's. |
US4901021A (en) * | 1987-11-06 | 1990-02-13 | Hitachi, Ltd. | Image constructing device included in a magnetic resonance imaging apparatus |
JPH021235A (ja) * | 1987-11-06 | 1990-01-05 | Hitachi Ltd | 磁気共鳴イメージング装置の画像再構成方式 |
DE3912142A1 (de) * | 1989-04-13 | 1990-10-25 | Philips Patentverwaltung | Verfahren fuer die kohlenstoff-kernresonanz-spektroskopie und anordnung zur durchfuehrung des verfahrens |
FI86505C (fi) * | 1990-05-29 | 1992-09-10 | Instrumentarium Oy | Undersoekningsfoerfarande. |
US5304931A (en) * | 1991-08-09 | 1994-04-19 | Flamig Duane P | Magnetic resonance imaging techniques |
US5250899A (en) * | 1991-08-12 | 1993-10-05 | Trustees Of The University Of Pennsylvania | Method for fat suppression in magnetic resonance imaging |
US5317263A (en) * | 1993-03-17 | 1994-05-31 | Bruker Instruments, Inc. | Method for creating a z-rotation using radial pulses in NMR experiments involving coherence transformations |
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 |
JP2791305B2 (ja) * | 1996-04-08 | 1998-08-27 | 株式会社東芝 | 磁気共鳴映像装置 |
US6492809B1 (en) * | 1998-12-04 | 2002-12-10 | Schlumberger Technology Corporation | Preconditioning spins near a nuclear magnetic resonance region |
JP3866537B2 (ja) * | 2001-06-28 | 2007-01-10 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 磁気共鳴撮影装置 |
US7366559B2 (en) * | 2003-06-26 | 2008-04-29 | Echo Medical Systems, Llc | Nuclear magnetic resonance apparatus and method for assessing whole body composition |
US7518362B2 (en) * | 2003-06-30 | 2009-04-14 | Hitachi Medical Corporation | Magnetic resonance apparatus utilizing time-varying rate of magnetic resonant frequency |
JP5004967B2 (ja) * | 2006-12-15 | 2012-08-22 | 株式会社日立メディコ | 核磁気共鳴撮影装置,高周波磁場パルスの強度調整方法及び核磁気共鳴撮影方法 |
JP5366484B2 (ja) * | 2007-09-28 | 2013-12-11 | 株式会社東芝 | 磁気共鳴イメージング装置およびこの磁気共鳴イメージング装置における脂肪抑制効果の分析方法 |
WO2009057353A1 (ja) * | 2007-11-01 | 2009-05-07 | Hitachi Medical Corporation | 磁気共鳴撮影装置 |
WO2012057222A1 (ja) | 2010-10-28 | 2012-05-03 | 株式会社 日立メディコ | 磁気共鳴撮影装置 |
EP4152033A1 (de) * | 2021-09-15 | 2023-03-22 | Siemens Healthcare GmbH | Spektrale sättigung bei der magnetresonanztomographie |
US11703558B1 (en) * | 2022-05-04 | 2023-07-18 | GE Precision Healthcare LLC | System and method for utilizing dual spatial saturation pulses to compensate for chemical shift displacement in a spatial saturation band |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4361807A (en) * | 1979-08-10 | 1982-11-30 | Picker International Limited | Nuclear magnetic resonance systems |
US4477777A (en) * | 1981-06-19 | 1984-10-16 | Oxford Research Systems Limited | Analysis of biological material |
US4486708A (en) * | 1981-12-21 | 1984-12-04 | Albert Macovski | Selective material projection imaging system using nuclear magnetic resonance |
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 |
-
1983
- 1983-12-14 US US06/561,381 patent/US4585993A/en not_active Expired - Lifetime
-
1984
- 1984-10-30 FI FI844248A patent/FI844248L/fi not_active Application Discontinuation
- 1984-11-20 IL IL73557A patent/IL73557A0/xx unknown
- 1984-11-23 EP EP84114184A patent/EP0144871B1/en not_active Expired - Lifetime
- 1984-11-23 DE DE8484114184T patent/DE3482132D1/de not_active Expired - Fee Related
- 1984-12-12 KR KR1019840007855A patent/KR880001529B1/ko not_active IP Right Cessation
- 1984-12-14 JP JP59263124A patent/JPS60168041A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0350537B2 (ko) | 1991-08-02 |
US4585993A (en) | 1986-04-29 |
EP0144871A3 (en) | 1985-10-02 |
EP0144871B1 (en) | 1990-05-02 |
IL73557A0 (en) | 1985-02-28 |
EP0144871A2 (en) | 1985-06-19 |
DE3482132D1 (de) | 1990-06-07 |
KR880001529B1 (ko) | 1988-08-19 |
FI844248A0 (fi) | 1984-10-30 |
JPS60168041A (ja) | 1985-08-31 |
FI844248L (fi) | 1985-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 19950728 Year of fee payment: 8 |
|
LAPS | Lapse due to unpaid annual fee |