CN111512173B - 具有脂肪抑制的扩散mr成像的装置和方法 - Google Patents
具有脂肪抑制的扩散mr成像的装置和方法 Download PDFInfo
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- CN111512173B CN111512173B CN201880080130.7A CN201880080130A CN111512173B CN 111512173 B CN111512173 B CN 111512173B CN 201880080130 A CN201880080130 A CN 201880080130A CN 111512173 B CN111512173 B CN 111512173B
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- 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
- G01R33/5607—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reducing the NMR signal of a particular spin species, e.g. of a chemical species for fat suppression, or of a moving spin species for black-blood 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
- 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
- G01R33/56341—Diffusion 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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
- G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
- G01R33/3852—Gradient amplifiers; means for controlling the application of a gradient magnetic field to the sample, e.g. a gradient signal synthesizer
-
- 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
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
-
- 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
-
- 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
- G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
- G01R33/5611—Parallel magnetic resonance imaging, e.g. sensitivity encoding [SENSE], simultaneous acquisition of spatial harmonics [SMASH], unaliasing by Fourier encoding of the overlaps using the temporal dimension [UNFOLD], k-t-broad-use linear acquisition speed-up technique [k-t-BLAST], k-t-SENSE
-
- 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
- G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
- G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
-
- 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
- G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
- G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
- G01R33/5616—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE] using gradient refocusing, e.g. EPI
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10072—Tomographic images
- G06T2207/10088—Magnetic resonance imaging [MRI]
- G06T2207/10092—Diffusion tensor magnetic resonance imaging [DTI]
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20212—Image combination
- G06T2207/20224—Image subtraction
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30004—Biomedical image processing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- High Energy & Nuclear Physics (AREA)
- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Signal Processing (AREA)
- Vascular Medicine (AREA)
- Theoretical Computer Science (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17206405.7 | 2017-12-11 | ||
| EP17206405.7A EP3495832A1 (en) | 2017-12-11 | 2017-12-11 | Diffusion mr imaging with fat suppression |
| PCT/EP2018/083392 WO2019115277A1 (en) | 2017-12-11 | 2018-12-04 | Diffusion mr imaging with fat suppression |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111512173A CN111512173A (zh) | 2020-08-07 |
| CN111512173B true CN111512173B (zh) | 2023-10-20 |
Family
ID=60654845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880080130.7A Active CN111512173B (zh) | 2017-12-11 | 2018-12-04 | 具有脂肪抑制的扩散mr成像的装置和方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US11675038B2 (https=) |
| EP (1) | EP3495832A1 (https=) |
| JP (1) | JP7191103B2 (https=) |
| CN (1) | CN111512173B (https=) |
| DE (1) | DE112018006309T5 (https=) |
| WO (1) | WO2019115277A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7270450B2 (ja) * | 2019-04-23 | 2023-05-10 | キヤノン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及び画像処理装置 |
| DE102021203259A1 (de) * | 2021-03-31 | 2022-10-06 | Siemens Healthcare Gmbh | Verfahren zur Erstellung von diffusionsgewichteten und nicht-diffusionsgewichteten Messdaten mittels Magnetresonanz |
| US12601804B2 (en) * | 2023-12-13 | 2026-04-14 | Syntheticmr Ab (Publ) | Method and system of multi-parametric magnetic resonance imaging |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002204789A (ja) * | 2001-01-10 | 2002-07-23 | Hitachi Medical Corp | Mri装置 |
| CN101564298A (zh) * | 2008-04-25 | 2009-10-28 | 株式会社东芝 | 磁共振成像装置以及磁共振成像方法 |
| WO2014154544A1 (en) * | 2013-03-25 | 2014-10-02 | Fatnav Ekonomisk Förening | Real-time motion correction for mri using fat navigators |
| JP2015123305A (ja) * | 2013-12-27 | 2015-07-06 | 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 | 磁気共鳴装置およびプログラム |
| WO2017132180A1 (en) * | 2016-01-25 | 2017-08-03 | The Regents Of The University Of California | System and method for optimized diffusion--weighted imaging |
Family Cites Families (30)
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| US5270654A (en) * | 1991-07-05 | 1993-12-14 | Feinberg David A | Ultra-fast multi-section MRI using gradient and spin echo (grase) imaging |
| US5706813A (en) * | 1992-03-09 | 1998-01-13 | University Of Washington | Focal neurographic magnetic resonance imaging system |
| CA2131705C (en) * | 1992-03-09 | 2008-10-21 | Aaron G. Filler | Image neurography and diffusion anisotropy imaging |
| US6177795B1 (en) * | 1998-05-19 | 2001-01-23 | Elscint Ltd. | Spectral component imaging using phased array coils |
| US20050036944A1 (en) * | 2001-12-14 | 2005-02-17 | Van Den Brink Johan Samuel | Diffusion-weighted parallel imaging with navigator-signal-based phase correction |
| AU2003224374A1 (en) * | 2002-05-13 | 2003-11-11 | Koninklijke Philips Electronics N.V. | Reduction of susceptibility artifacts in subencoded single-shot magnetic resonance imaging |
| US7057388B2 (en) * | 2002-11-18 | 2006-06-06 | Koninklijke Philips Electronics N.V. | Magnetic resonance method and device |
| US9700220B2 (en) * | 2006-04-25 | 2017-07-11 | Toshiba Medical Systems Corporation | Magnetic resonance imaging apparatus and magnetic resonance imaging method |
| JP5127276B2 (ja) * | 2006-05-26 | 2013-01-23 | 株式会社東芝 | 画像処理装置および磁気共鳴イメージング装置 |
| FR2918868A1 (fr) * | 2006-06-06 | 2009-01-23 | Guerbet Sa | Methode d'imagerie de diagnostic utilisant en combinaison avec l'imagerie de diffusion de l'eau, des agents de contraste |
| US7535222B2 (en) * | 2007-01-02 | 2009-05-19 | The Board Of Trustees Of The Leland Stanford Junior University | MRI data acquisition using propeller k-space data acquisition |
| EP2146631A4 (en) * | 2007-04-13 | 2013-03-27 | Univ Michigan | SYSTEMS AND METHOD FOR IMPRINTING WOVEN FILMS |
| JP5366437B2 (ja) * | 2007-05-31 | 2013-12-11 | 株式会社東芝 | 磁気共鳴イメージング装置 |
| JP5591493B2 (ja) * | 2008-07-17 | 2014-09-17 | 株式会社東芝 | 磁気共鳴イメージング装置 |
| JP5562598B2 (ja) * | 2008-10-24 | 2014-07-30 | 株式会社東芝 | 画像表示装置、画像表示方法および磁気共鳴イメージング装置 |
| US8508225B2 (en) * | 2010-11-10 | 2013-08-13 | The Board Of Trustees Of The Leland Stanford Junior University | T2-weighted and diffusion-weighted imaging using fast acquisition with double echo (FADE) |
| JP5868160B2 (ja) * | 2011-01-11 | 2016-02-24 | 株式会社東芝 | 磁気共鳴イメージング装置 |
| WO2013175403A1 (en) * | 2012-05-23 | 2013-11-28 | Koninklijke Philips N.V. | Multi-echo presto |
| US9638780B2 (en) * | 2013-02-25 | 2017-05-02 | Toshiba Medical Systems Corporation | Magnetic resonance imaging apparatus and magnetic resonance imaging method |
| JP6243522B2 (ja) * | 2013-06-06 | 2017-12-06 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 正則化された検出再構成を使用するマルチエコーディクソン水−脂肪分離及びb0歪補正による並列mri |
| RU2697994C2 (ru) * | 2014-07-03 | 2019-08-21 | Конинклейке Филипс Н.В. | Система многокадровой магнитно-резонансной (мр) томографии и способ ее функционирования |
| US9664760B2 (en) * | 2014-09-01 | 2017-05-30 | bioProtonics, L.L.C | Selective sampling for assessing structural spatial frequencies with specific contrast mechanisms |
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| US11129541B2 (en) * | 2016-11-21 | 2021-09-28 | Siemens Healthcare Gmbh | Method for recording diagnostic measurement data of a head of an examination object in head imaging via a magnetic resonance device |
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-
2017
- 2017-12-11 EP EP17206405.7A patent/EP3495832A1/en not_active Withdrawn
-
2018
- 2018-12-04 DE DE112018006309.7T patent/DE112018006309T5/de active Pending
- 2018-12-04 CN CN201880080130.7A patent/CN111512173B/zh active Active
- 2018-12-04 JP JP2020531630A patent/JP7191103B2/ja active Active
- 2018-12-04 US US16/771,385 patent/US11675038B2/en active Active
- 2018-12-04 WO PCT/EP2018/083392 patent/WO2019115277A1/en not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002204789A (ja) * | 2001-01-10 | 2002-07-23 | Hitachi Medical Corp | Mri装置 |
| CN101564298A (zh) * | 2008-04-25 | 2009-10-28 | 株式会社东芝 | 磁共振成像装置以及磁共振成像方法 |
| WO2014154544A1 (en) * | 2013-03-25 | 2014-10-02 | Fatnav Ekonomisk Förening | Real-time motion correction for mri using fat navigators |
| JP2015123305A (ja) * | 2013-12-27 | 2015-07-06 | 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 | 磁気共鳴装置およびプログラム |
| WO2017132180A1 (en) * | 2016-01-25 | 2017-08-03 | The Regents Of The University Of California | System and method for optimized diffusion--weighted imaging |
Non-Patent Citations (1)
| Title |
|---|
| Improved olefinic fat suppression in skeletal muscle DTI using a magnitude-based Dixon method;JEDRZEJ BURAKIEWICZ ET AL;《MAGNETIC RESONANCE IN MEDICINE》;第79卷(第1期);正文第153-155页,图1-2 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7191103B2 (ja) | 2022-12-16 |
| EP3495832A1 (en) | 2019-06-12 |
| US20210173033A1 (en) | 2021-06-10 |
| CN111512173A (zh) | 2020-08-07 |
| WO2019115277A1 (en) | 2019-06-20 |
| US11675038B2 (en) | 2023-06-13 |
| DE112018006309T5 (de) | 2020-10-08 |
| JP2021505296A (ja) | 2021-02-18 |
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