WO2006067727A3 - Magnetic resonance imaging system and method - Google Patents
Magnetic resonance imaging system and method Download PDFInfo
- Publication number
- WO2006067727A3 WO2006067727A3 PCT/IB2005/054312 IB2005054312W WO2006067727A3 WO 2006067727 A3 WO2006067727 A3 WO 2006067727A3 IB 2005054312 W IB2005054312 W IB 2005054312W WO 2006067727 A3 WO2006067727 A3 WO 2006067727A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- coil
- magnetic resonance
- resonance imaging
- imaging system
- simple way
- 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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3607—RF waveform generators, e.g. frequency generators, amplitude-, frequency- or phase modulators or shifters, pulse programmers, digital to analog converters for the RF signal, means for filtering or attenuating of the RF signal
-
- 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
Abstract
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05850886A EP1831712B8 (en) | 2004-12-22 | 2005-12-19 | Magnetic resonance imaging system and method |
JP2007547755A JP4926976B2 (en) | 2004-12-22 | 2005-12-19 | Magnetic resonance imaging system and method |
US11/721,544 US7701211B2 (en) | 2004-12-22 | 2005-12-19 | Magnetic resonance imaging system and method |
DE602005013821T DE602005013821D1 (en) | 2004-12-22 | 2005-12-19 | SYSTEM AND METHOD FOR MAGNETIC RESONANCE IMAGING |
CN2005800445536A CN101088022B (en) | 2004-12-22 | 2005-12-19 | Magnetic resonance imaging system and method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04106844 | 2004-12-22 | ||
EP04106844.6 | 2004-12-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2006067727A2 WO2006067727A2 (en) | 2006-06-29 |
WO2006067727A3 true WO2006067727A3 (en) | 2006-10-05 |
Family
ID=36578683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2005/054312 WO2006067727A2 (en) | 2004-12-22 | 2005-12-19 | Magnetic resonance imaging system and method |
Country Status (7)
Country | Link |
---|---|
US (1) | US7701211B2 (en) |
EP (1) | EP1831712B8 (en) |
JP (1) | JP4926976B2 (en) |
CN (1) | CN101088022B (en) |
AT (1) | ATE428120T1 (en) |
DE (1) | DE602005013821D1 (en) |
WO (1) | WO2006067727A2 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008053436A1 (en) * | 2006-10-31 | 2008-05-08 | Philips Intellectual Property & Standards Gmbh | Mri rf encoding using multiple transmit coils |
DE102007013060A1 (en) * | 2007-03-19 | 2008-09-25 | Siemens Ag | Method for setting a B1 field |
DE102007023251B4 (en) * | 2007-05-18 | 2017-11-23 | Siemens Healthcare Gmbh | Method for controlling a magnetic resonance system |
US7508214B2 (en) | 2007-05-21 | 2009-03-24 | Medrad, Inc. | Transmit-mode phased array coils for reduced SAR and artifact issues |
CN101981462B (en) * | 2008-03-27 | 2014-12-24 | 皇家飞利浦电子股份有限公司 | Flip angle imaging with improved B1 mapping for multi-RF transmit systems |
WO2010032193A1 (en) * | 2008-09-17 | 2010-03-25 | Koninklijke Philips Electronics N.V. | Rf shimming with rf power regularization using a multi-channel rf transmit system for mri |
DE102009012109B4 (en) * | 2009-03-06 | 2011-05-12 | Siemens Aktiengesellschaft | Digital method for channel reduction in MR receiving systems and corresponding device |
CN101615214B (en) * | 2009-07-23 | 2012-05-16 | 清华大学 | Method for conducting performance analysis on magnetic resonance imaging RF coil |
WO2011033401A1 (en) | 2009-09-17 | 2011-03-24 | Koninklijke Philips Electronics N.V. | Image intensity correction for magnetic resonance imaging |
DE102011083395B4 (en) * | 2011-09-26 | 2013-06-13 | Siemens Aktiengesellschaft | Correction of distortions in MR images due to inhomogeneities of the basic magnetic field |
US9411032B2 (en) | 2012-07-31 | 2016-08-09 | General Electric Company | Sensitivity distribution generating apparatus, magnetic resonance system, sensitivity distribution generating method, and program |
EP3248024B1 (en) | 2015-01-21 | 2024-04-03 | Koninklijke Philips N.V. | Automated impedance adjustment of a multichannel rf coil assembly |
JP6976711B2 (en) | 2017-04-28 | 2021-12-08 | キヤノンメディカルシステムズ株式会社 | Magnetic resonance imaging device and pulse design method |
US10705166B2 (en) | 2017-05-18 | 2020-07-07 | Synaptive Medical (Barbados) Inc. | Transmit coil frequency response correction for magnetic resonance imaging |
JP7000119B2 (en) | 2017-10-31 | 2022-02-04 | キヤノンメディカルシステムズ株式会社 | Magnetic resonance imaging device and pulse design method |
CN112401868A (en) * | 2019-08-21 | 2021-02-26 | 西门子(深圳)磁共振有限公司 | Respiration detection device and method and magnetic resonance imaging system |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1279968A2 (en) * | 2001-05-19 | 2003-01-29 | Philips Corporate Intellectual Property GmbH | Transceiver coil for MR apparatus |
WO2004053514A1 (en) * | 2002-12-06 | 2004-06-24 | Koninklijke Philips Electronics N.V. | Magnetic resonance imaging system with a plurality of transmit coils |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10136481A1 (en) | 2001-07-27 | 2003-02-20 | Leica Microsystems | Arrangement for micromanipulating biological objects |
US5759152A (en) | 1996-10-02 | 1998-06-02 | Mayo Foundation For Medical Education And Research | Phase-aligned NMR surface coil image reconstruction |
WO2004061469A1 (en) * | 2003-01-07 | 2004-07-22 | Philips Intellectual Property & Standards Gmbh | High-frequency system for an mr apparatus with multiple transmit channels |
US7053618B2 (en) * | 2003-11-26 | 2006-05-30 | General Electric Company | Method and apparatus to generate an RF excitation consistent with a desired excitation profile using a transmit coil array |
US7259562B2 (en) * | 2005-02-11 | 2007-08-21 | Baylor College Of Medicine | RF coil for a highly uniform B1 amplitude for high field MRI |
US7439742B2 (en) * | 2006-11-28 | 2008-10-21 | Siemens Aktiengesellschaft | Magnetic resonance RF transmission array |
US7508214B2 (en) * | 2007-05-21 | 2009-03-24 | Medrad, Inc. | Transmit-mode phased array coils for reduced SAR and artifact issues |
-
2005
- 2005-12-19 WO PCT/IB2005/054312 patent/WO2006067727A2/en active Application Filing
- 2005-12-19 US US11/721,544 patent/US7701211B2/en active Active
- 2005-12-19 DE DE602005013821T patent/DE602005013821D1/en active Active
- 2005-12-19 EP EP05850886A patent/EP1831712B8/en active Active
- 2005-12-19 JP JP2007547755A patent/JP4926976B2/en active Active
- 2005-12-19 AT AT05850886T patent/ATE428120T1/en not_active IP Right Cessation
- 2005-12-19 CN CN2005800445536A patent/CN101088022B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1279968A2 (en) * | 2001-05-19 | 2003-01-29 | Philips Corporate Intellectual Property GmbH | Transceiver coil for MR apparatus |
WO2004053514A1 (en) * | 2002-12-06 | 2004-06-24 | Koninklijke Philips Electronics N.V. | Magnetic resonance imaging system with a plurality of transmit coils |
Non-Patent Citations (4)
Title |
---|
KATSCHER U ET AL: "Theoretical and numerical aspects of transmit SENSE", IEEE TRANSACTIONS ON MEDICAL IMAGING IEEE USA, vol. 23, no. 4, April 2004 (2004-04-01), pages 520 - 525, XP002387050, ISSN: 0278-0062 * |
KATSCHER U. ET AL: "Transmit SENSE", MAGNETIC RESONANCE IN MEDICINE WILEY USA, vol. 49, January 2003 (2003-01-01), pages 144 - 150, XP002387049, ISSN: 0740-3194 * |
U. KATSCHER ET AL.: "Theory and experimental verification of transmit SENSE", PROC. INTL. SOC. MAG. RES. MED., vol. 10, 2002, XP002387051 * |
Y. ZHU: "Acceleration of Focused Excitation with a Transmit Coil Array", PROC. INTL. SOC. MAG. RES. MED., vol. 10, 2002, XP002387052 * |
Also Published As
Publication number | Publication date |
---|---|
DE602005013821D1 (en) | 2009-05-20 |
JP4926976B2 (en) | 2012-05-09 |
US20090251144A1 (en) | 2009-10-08 |
ATE428120T1 (en) | 2009-04-15 |
EP1831712A2 (en) | 2007-09-12 |
EP1831712B1 (en) | 2009-04-08 |
JP2008525088A (en) | 2008-07-17 |
CN101088022B (en) | 2011-02-16 |
WO2006067727A2 (en) | 2006-06-29 |
US7701211B2 (en) | 2010-04-20 |
CN101088022A (en) | 2007-12-12 |
EP1831712B8 (en) | 2009-06-17 |
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