RU2702911C2 - Тихая mr-визуализация - Google Patents

Тихая mr-визуализация Download PDF

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Publication number
RU2702911C2
RU2702911C2 RU2017124584A RU2017124584A RU2702911C2 RU 2702911 C2 RU2702911 C2 RU 2702911C2 RU 2017124584 A RU2017124584 A RU 2017124584A RU 2017124584 A RU2017124584 A RU 2017124584A RU 2702911 C2 RU2702911 C2 RU 2702911C2
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RU
Russia
Prior art keywords
magnetic field
gradient
certain number
vector
pulses
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RU2017124584A
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English (en)
Russian (ru)
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RU2017124584A (ru
RU2017124584A3 (cg-RX-API-DMAC7.html
Inventor
Миха ФЮДЕРЕР
Original Assignee
Конинклейке Филипс Н.В.
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Publication of RU2017124584A publication Critical patent/RU2017124584A/ru
Publication of RU2017124584A3 publication Critical patent/RU2017124584A3/ru
Application granted granted Critical
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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
    • G01R33/4818—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
    • G01R33/4826—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 in three dimensions
    • 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
    • G01R33/4816—NMR imaging of samples with ultrashort relaxation times such as solid samples, e.g. MRI using ultrashort TE [UTE], single point imaging, constant time 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

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  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
RU2017124584A 2014-12-12 2015-11-30 Тихая mr-визуализация RU2702911C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP14197679 2014-12-12
EP14197679.5 2014-12-12
PCT/EP2015/077994 WO2016091623A1 (en) 2014-12-12 2015-11-30 Quiet mr imaging

Publications (3)

Publication Number Publication Date
RU2017124584A RU2017124584A (ru) 2019-01-15
RU2017124584A3 RU2017124584A3 (cg-RX-API-DMAC7.html) 2019-04-23
RU2702911C2 true RU2702911C2 (ru) 2019-10-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2017124584A RU2702911C2 (ru) 2014-12-12 2015-11-30 Тихая mr-визуализация

Country Status (7)

Country Link
US (1) US10379184B2 (cg-RX-API-DMAC7.html)
EP (1) EP3230758B1 (cg-RX-API-DMAC7.html)
JP (1) JP6666348B2 (cg-RX-API-DMAC7.html)
CN (1) CN107110942B (cg-RX-API-DMAC7.html)
BR (1) BR112017012208B1 (cg-RX-API-DMAC7.html)
RU (1) RU2702911C2 (cg-RX-API-DMAC7.html)
WO (1) WO2016091623A1 (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3579009A1 (en) * 2018-06-05 2019-12-11 Koninklijke Philips N.V. Zero echo time mr imaging with water-fat separation

Citations (4)

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SU1732246A1 (ru) * 1990-06-07 1992-05-07 Ленинградский Институт Точной Механики И Оптики Устройство дл создани магнитного пол
US5570018A (en) * 1992-01-13 1996-10-29 British Technology Group Limited Method of and apparatus for obtaining spatial NMR information
US5617026A (en) * 1993-09-17 1997-04-01 Hitachi Medical Corporation Quiet magnetic resonance imaging apparatus
WO2013165571A1 (en) * 2012-04-30 2013-11-07 The General Hospital Corporation System and method for quiet magnetic resonance imaging

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US4583044A (en) * 1984-01-09 1986-04-15 University Of Utah NMR imaging method
GB8914467D0 (en) * 1989-06-23 1989-08-09 Nat Res Dev Nuclear magnetic resonance imaging methods
US5493224A (en) * 1992-03-03 1996-02-20 Hitachi, Ltd. Ultra high-speed magnetic resonance imaging method and apparatus
US5537039A (en) * 1995-10-10 1996-07-16 General Electric Company Virtual frequency encoding of acquired NMR image data
JP3525007B2 (ja) * 1996-03-28 2004-05-10 株式会社日立メディコ 磁気共鳴イメージング装置
JP5305785B2 (ja) * 2008-08-25 2013-10-02 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 磁気共鳴イメージング装置および磁気共鳴イメージング装置の制御方法
WO2010150156A1 (en) * 2009-06-24 2010-12-29 Koninklijke Philips Electronics N.V. Establishing a contour of a structure based on image information
DE102010041446B4 (de) * 2010-09-27 2013-05-23 Siemens Aktiengesellschaft Erstellung eines MR-Bilddatensatzes bei sehr kurzen Echozeiten TE
RU2013150082A (ru) * 2011-04-11 2015-05-20 Конинклейке Филипс Н.В. Магнитно-резонансная визуализация с картированием поля в1
EP2615470A1 (en) * 2012-01-12 2013-07-17 Koninklijke Philips Electronics N.V. MR imaging with B1 mapping
EP2626718A1 (en) * 2012-02-09 2013-08-14 Koninklijke Philips Electronics N.V. MRI with motion correction using navigators acquired using a Dixon technique
DE102012205626B4 (de) * 2012-04-05 2013-11-28 Friedrich-Alexander-Universität Erlangen-Nürnberg Funktionale MR-Bildgebung eines vorbestimmten Volumenabschnitts des Gehirns eines lebenden Untersuchungsobjekts
DE102013201616B3 (de) * 2013-01-31 2014-07-17 Siemens Aktiengesellschaft TSE-basierte, gegen lokale B0-Feldvariationen unempfindliche MR-Mulitschicht-Anregung
US10168403B2 (en) * 2013-11-22 2019-01-01 Hitachi, Ltd. Magnetic resonance imaging apparatus
US9594144B2 (en) * 2014-04-23 2017-03-14 General Electric Company Low-noise magnetic resonance imaging using low harmonic pulse sequences
US20160066874A1 (en) * 2014-09-10 2016-03-10 The General Hospital Corporation Attenuation correction of positron emission tomography data using magnetic resonance images depicting bone density variations

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1732246A1 (ru) * 1990-06-07 1992-05-07 Ленинградский Институт Точной Механики И Оптики Устройство дл создани магнитного пол
US5570018A (en) * 1992-01-13 1996-10-29 British Technology Group Limited Method of and apparatus for obtaining spatial NMR information
US5617026A (en) * 1993-09-17 1997-04-01 Hitachi Medical Corporation Quiet magnetic resonance imaging apparatus
WO2013165571A1 (en) * 2012-04-30 2013-11-07 The General Hospital Corporation System and method for quiet magnetic resonance imaging

Also Published As

Publication number Publication date
BR112017012208B1 (pt) 2022-07-19
BR112017012208A2 (pt) 2018-01-30
EP3230758A1 (en) 2017-10-18
JP2017536934A (ja) 2017-12-14
US10379184B2 (en) 2019-08-13
JP6666348B2 (ja) 2020-03-13
RU2017124584A (ru) 2019-01-15
US20180329008A1 (en) 2018-11-15
CN107110942B (zh) 2020-06-16
RU2017124584A3 (cg-RX-API-DMAC7.html) 2019-04-23
CN107110942A (zh) 2017-08-29
EP3230758B1 (en) 2021-01-06
WO2016091623A1 (en) 2016-06-16

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