JP7023954B2 - プロペラmrイメージング - Google Patents
プロペラmrイメージング Download PDFInfo
- Publication number
- JP7023954B2 JP7023954B2 JP2019527912A JP2019527912A JP7023954B2 JP 7023954 B2 JP7023954 B2 JP 7023954B2 JP 2019527912 A JP2019527912 A JP 2019527912A JP 2019527912 A JP2019527912 A JP 2019527912A JP 7023954 B2 JP7023954 B2 JP 7023954B2
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- JP
- Japan
- Prior art keywords
- space
- signal
- image
- blades
- relaxation
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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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
- G01R33/4818—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
- G01R33/4824—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 non-Cartesian trajectory
-
- 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
- G01R33/4818—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
-
- 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
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
-
- 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
- G01R33/5602—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by filtering or weighting based on different relaxation times within the sample, e.g. T1 weighting using an inversion pulse
-
- 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
- G01R33/5613—Generating steady state signals, e.g. low flip angle sequences [FLASH]
-
- 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]
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/003—Reconstruction from projections, e.g. tomography
- G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2210/00—Indexing scheme for image generation or computer graphics
- G06T2210/41—Medical
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- High Energy & Nuclear Physics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Theoretical Computer Science (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16200465 | 2016-11-24 | ||
| EP16200465.9 | 2016-11-24 | ||
| PCT/EP2017/079745 WO2018095851A1 (en) | 2016-11-24 | 2017-11-20 | Propeller mr imaging |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019535435A JP2019535435A (ja) | 2019-12-12 |
| JP2019535435A5 JP2019535435A5 (enExample) | 2020-12-24 |
| JP7023954B2 true JP7023954B2 (ja) | 2022-02-22 |
Family
ID=57394462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019527912A Expired - Fee Related JP7023954B2 (ja) | 2016-11-24 | 2017-11-20 | プロペラmrイメージング |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10996305B2 (enExample) |
| EP (1) | EP3545324A1 (enExample) |
| JP (1) | JP7023954B2 (enExample) |
| CN (1) | CN109983358B (enExample) |
| WO (1) | WO2018095851A1 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3686621A1 (en) | 2019-01-23 | 2020-07-29 | Siemens Healthcare GmbH | Imaging method with variable density in k-space for multi-spin echo magnetic resonance imaging with different delay times after a preparation pulse and/or different echo times |
| EP3770625B1 (en) * | 2019-07-24 | 2024-06-26 | Siemens Healthineers AG | Mri using compressed sensing with improved regularization parameter |
| EP4040179A1 (en) | 2021-02-04 | 2022-08-10 | Koninklijke Philips N.V. | Adaptive water-fat shift in non-cartesian magnetic resonance imaging |
| EP4086649A1 (de) * | 2021-05-06 | 2022-11-09 | Siemens Healthcare GmbH | Adaptive rekonstruktion von mr-daten |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006304955A (ja) | 2005-04-27 | 2006-11-09 | Ge Medical Systems Global Technology Co Llc | 磁気共鳴イメージング装置 |
| JP2013078562A (ja) | 2011-09-22 | 2013-05-02 | Toshiba Corp | 磁気共鳴イメージング装置 |
| JP2015531251A (ja) | 2012-09-04 | 2015-11-02 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | ディクソン水脂肪分離を用いるプロペラ |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4684891A (en) * | 1985-07-31 | 1987-08-04 | The Regents Of The University Of California | Rapid magnetic resonance imaging using multiple phase encoded spin echoes in each of plural measurement cycles |
| US6882148B2 (en) * | 2003-07-09 | 2005-04-19 | Catholic Healthcare West | Split-blade data collection for propeller MRI |
| WO2006018780A1 (en) * | 2004-08-13 | 2006-02-23 | Philips Intellectual Property & Standards Gmbh | Mr method for the quantitative determination of local relaxation time values |
| CN1327809C (zh) * | 2005-03-28 | 2007-07-25 | 南方医科大学 | 在t1加权磁共振成像中用propeller采样方式消除运动伪影的方法 |
| WO2008132659A2 (en) * | 2007-04-27 | 2008-11-06 | Koninklijke Philips Electronics N.V. | Magnetic resonance device and method for propeller mri |
| CN101680937B (zh) * | 2007-05-03 | 2014-04-02 | 皇家飞利浦电子股份有限公司 | 磁共振设备和方法 |
| CN101688909B (zh) * | 2007-05-03 | 2012-12-12 | 加拿大国家研究委员会 | Mri中的基于rf的空间选择性激发 |
| SE533126C2 (sv) * | 2009-05-22 | 2010-06-29 | Cr Dev Ab | Metod och system för magnetisk resonanstomografi, samt användning därav. |
| CN102959425A (zh) * | 2010-04-29 | 2013-03-06 | 伊利诺伊大学受托管理委员会 | 使用转向螺旋桨技术的磁共振成像 |
| CN101995561B (zh) * | 2010-10-22 | 2012-11-07 | 南方医科大学 | 基于图像域叠加的propeller磁共振数据重建方法 |
| JP6013324B2 (ja) * | 2011-04-06 | 2016-10-25 | 株式会社日立製作所 | 磁気共鳴イメージング装置及びラディアルサンプリング方法 |
| US9322894B2 (en) * | 2012-08-07 | 2016-04-26 | General Electric Company | Multiple excitation blade acquisition for motion correction in magnetic resonance imaging |
| CN103777162B (zh) * | 2012-10-19 | 2018-06-05 | 上海联影医疗科技有限公司 | 磁共振成像k空间运动伪影矫正并行采集重建方法 |
| DE102013205208B4 (de) * | 2013-03-25 | 2015-02-12 | Siemens Aktiengesellschaft | Multiecho-Magnetresonanz-Messsequenz mit erhöhter Auflösung |
| CN106030329B (zh) * | 2013-12-12 | 2019-09-27 | 皇家飞利浦有限公司 | 使用多回波分段k空间采集的MR成像方法 |
| US9983283B2 (en) * | 2015-03-16 | 2018-05-29 | Toshiba Medical Systems Corporation | Accelerated MRI using radial strips and undersampling of k-space |
-
2017
- 2017-11-20 CN CN201780072841.5A patent/CN109983358B/zh not_active Expired - Fee Related
- 2017-11-20 WO PCT/EP2017/079745 patent/WO2018095851A1/en not_active Ceased
- 2017-11-20 JP JP2019527912A patent/JP7023954B2/ja not_active Expired - Fee Related
- 2017-11-20 US US16/462,571 patent/US10996305B2/en not_active Expired - Fee Related
- 2017-11-20 EP EP17804851.8A patent/EP3545324A1/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006304955A (ja) | 2005-04-27 | 2006-11-09 | Ge Medical Systems Global Technology Co Llc | 磁気共鳴イメージング装置 |
| JP2013078562A (ja) | 2011-09-22 | 2013-05-02 | Toshiba Corp | 磁気共鳴イメージング装置 |
| JP2015531251A (ja) | 2012-09-04 | 2015-11-02 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | ディクソン水脂肪分離を用いるプロペラ |
Non-Patent Citations (1)
| Title |
|---|
| E. Aboussouan et al.,Blade by Blade Compressed Sensing for PROPELLER,Proc. Intl. Soc. Mag. Reson. Med,2009年,4591 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109983358B (zh) | 2021-10-26 |
| US20200081086A1 (en) | 2020-03-12 |
| US10996305B2 (en) | 2021-05-04 |
| EP3545324A1 (en) | 2019-10-02 |
| CN109983358A (zh) | 2019-07-05 |
| WO2018095851A1 (en) | 2018-05-31 |
| JP2019535435A (ja) | 2019-12-12 |
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