DE602004032242D1 - Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahren - Google Patents
Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahrenInfo
- Publication number
- DE602004032242D1 DE602004032242D1 DE602004032242T DE602004032242T DE602004032242D1 DE 602004032242 D1 DE602004032242 D1 DE 602004032242D1 DE 602004032242 T DE602004032242 T DE 602004032242T DE 602004032242 T DE602004032242 T DE 602004032242T DE 602004032242 D1 DE602004032242 D1 DE 602004032242D1
- Authority
- DE
- Germany
- Prior art keywords
- data
- multicoil
- magnetic field
- processing method
- nmr data
- 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.)
- Active
Links
- 238000003672 processing method Methods 0.000 title abstract 2
- 238000013480 data collection Methods 0.000 title 1
- 238000005481 NMR spectroscopy Methods 0.000 abstract 2
- 230000003068 static effect Effects 0.000 abstract 2
- 238000000293 three-dimensional nuclear magnetic resonance spectroscopy Methods 0.000 abstract 2
- 238000003491 array Methods 0.000 abstract 1
- 230000001427 coherent effect Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 238000009826 distribution Methods 0.000 abstract 1
- 239000003673 groundwater Substances 0.000 abstract 1
- 230000004807 localization Effects 0.000 abstract 1
- 238000002595 magnetic resonance imaging Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
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
- G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
- G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils
- G01R33/3415—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils comprising arrays of sub-coils, i.e. phased-array coils with flexible receiver channels
-
- 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]
-
- 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
- G01R33/4831—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using B1 gradients, e.g. rotating frame techniques, use of surface coils
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/14—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electron or 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]
- G01R33/445—MR involving a non-standard magnetic field B0, e.g. of low magnitude as in the earth's magnetic field or in nanoTesla spectroscopy, comprising a polarizing magnetic field for pre-polarisation, B0 with a temporal variation of its magnitude or direction such as field cycling of B0 or rotation of the direction of B0, or spatially inhomogeneous B0 like in fringe-field MR or in stray-field imaging
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- High Energy & Nuclear Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Remote Sensing (AREA)
- Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geophysics (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Environmental & Geological Engineering (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Debugging And Monitoring (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48568903P | 2003-07-09 | 2003-07-09 | |
PCT/US2004/021911 WO2005017549A1 (en) | 2003-07-09 | 2004-07-09 | Multicoil nmr data acquisition and processing methods |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004032242D1 true DE602004032242D1 (de) | 2011-05-26 |
Family
ID=34193052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004032242T Active DE602004032242D1 (de) | 2003-07-09 | 2004-07-09 | Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahren |
Country Status (5)
Country | Link |
---|---|
US (2) | US7466128B2 (de) |
EP (1) | EP1651974B8 (de) |
AT (1) | ATE505737T1 (de) |
DE (1) | DE602004032242D1 (de) |
WO (1) | WO2005017549A1 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1651974B8 (de) * | 2003-07-09 | 2011-11-02 | Inc. Vista Clara | Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahren |
EP1904816A4 (de) * | 2005-07-18 | 2014-12-24 | Diego Giuseppe Tognola | Signalprozess und system |
GB0619269D0 (en) * | 2006-09-29 | 2006-11-08 | King S College London | Method of mapping a magnetic field for use in magnetic resonance imaging |
US8049497B2 (en) | 2006-10-31 | 2011-11-01 | Koninklijke Philips Electronics N.V. | MRI RF encoding using multiple transmit coils |
JP5549882B2 (ja) * | 2007-05-02 | 2014-07-16 | フェン,デレク,ディー. | 量子論に基づく連続的精密nmr/mri(核磁気共鳴スペクトロスコピー/核磁気共鳴映像法)の方法と装置 |
EP2229097A4 (de) | 2007-11-09 | 2011-01-26 | Vista Clara Inc | Mehrspuliges niederfeld-kernmagnetresonanzdetektions- und bildgebungsgerät sowie verfahren |
EP2177925A1 (de) * | 2008-10-16 | 2010-04-21 | RWTH Aachen | Magnetresonanz-Verfahren unter Verwendung einer phasenmodulierten Impulsfolge mit einem konstanten kleinen Flipwinkel |
US10162026B2 (en) | 2009-11-09 | 2018-12-25 | Vista Clara Inc. | Noise canceling in-situ NMR detection |
US8816684B2 (en) | 2009-11-09 | 2014-08-26 | Vista Clara Inc. | Noise canceling in-situ NMR detection |
US8970217B1 (en) | 2010-04-14 | 2015-03-03 | Hypres, Inc. | System and method for noise reduction in magnetic resonance imaging |
DE102010041212B4 (de) | 2010-09-22 | 2012-07-26 | Siemens Aktiengesellschaft | Kompensation von Echozeit-unabhängigen Phasen- oder Magnitudenanteilen in aufgenommenen MR-Bilddaten |
US8581587B2 (en) | 2011-05-10 | 2013-11-12 | Vista Clara Inc. | SNMR pulse sequence phase cycling |
JP2015500097A (ja) * | 2011-12-06 | 2015-01-05 | アキュイタス・メディカル・リミテッド | 限局性1次元磁気共鳴空間周波数分光法 |
CN102520381A (zh) * | 2011-12-30 | 2012-06-27 | 苏州安科医疗系统有限公司 | 一种用于磁共振系统的数据采集装置 |
US8736264B2 (en) * | 2012-01-23 | 2014-05-27 | Vista Clara Inc. | NMR logging apparatus |
US9599688B2 (en) * | 2012-01-27 | 2017-03-21 | Vista Clara Inc. | Relaxation time estimation in surface NMR |
US10585204B2 (en) * | 2012-01-27 | 2020-03-10 | Vista Clara Inc. | Relaxation time estimation in surface NMR |
US9551807B2 (en) | 2012-05-01 | 2017-01-24 | Vista Clara Inc. | NMR detection of water and hydrocarbons during induced alteration processes |
US9348054B2 (en) | 2012-07-04 | 2016-05-24 | Vista Clara Inc. | NMR measurement of engineered flow management structures |
US9575147B2 (en) | 2012-09-07 | 2017-02-21 | Morpho Detection, Llc | Nuclear quadrupole resonance system and method of using the same to remove interference components from sensor signals |
US9429673B2 (en) * | 2012-09-21 | 2016-08-30 | Vista Clara Inc. | Surface-based NMR measurement |
US9989604B2 (en) * | 2012-12-24 | 2018-06-05 | Case Western Reserve University | Multiturn MRI coils in combination with current mode class D amplifiers |
US9588068B2 (en) | 2013-01-22 | 2017-03-07 | Vista Clara Inc. | Combination NMR and dielectric measurement |
US9588247B2 (en) * | 2013-02-27 | 2017-03-07 | Willowstick Technologies, Llc | System for detecting a location of a subsurface channel |
US9367924B2 (en) * | 2014-05-06 | 2016-06-14 | Siemens Aktiengesellschaft | Method and system for segmentation of the liver in magnetic resonance images using multi-channel features |
WO2016050156A1 (zh) * | 2014-10-02 | 2016-04-07 | 陈念祖 | 无线充电系统及装置 |
WO2016112221A1 (en) * | 2015-01-07 | 2016-07-14 | The Regents Of The University Of California | System and method for groundwater detection and evaluation |
WO2017184506A1 (en) * | 2016-04-20 | 2017-10-26 | Halliburton Energy Services, Inc. | Downhole formation evaluation using nuclear magnetic resonance inversion matrix reduction |
CN106814400B (zh) * | 2017-03-23 | 2019-03-19 | 吉林大学 | 基于阵列逆变充电的核磁共振探水发射装置及工作方法 |
CN107783200B (zh) * | 2017-11-21 | 2019-06-07 | 吉林大学 | 一种联合emd与tfpf算法的全波磁共振信号随机噪声消减方法 |
AU2019272580A1 (en) | 2018-05-21 | 2020-11-12 | Hyperfine Operations, Inc. | Radio-frequency coil signal chain for a low-field MRI system |
CN109085521B (zh) * | 2018-06-05 | 2020-02-21 | 中国石油大学(北京) | 三维核磁共振成像仪高压泄放补偿方法与装置 |
US11175430B1 (en) | 2020-05-19 | 2021-11-16 | Halliburton Energy Services, Inc. | Processing nuclear magnetic resonance signals in a downhole environment |
CN117233849B (zh) * | 2023-11-14 | 2024-01-30 | 吉林大学 | 一种基于稳态进动序列的磁共振隧道灾害水快速定位方法 |
Family Cites Families (28)
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US3019383A (en) * | 1956-02-02 | 1962-01-30 | Varian Associates | Ground liquid prospecting method and apparatus |
GB8419476D0 (en) | 1984-07-31 | 1984-09-05 | Bendall M R | Obtaining nuclear magnetic resonance spectra |
JPS61191949A (ja) * | 1985-02-19 | 1986-08-26 | Toshiba Corp | 磁気共鳴イメ−ジング装置 |
US4812760A (en) * | 1987-07-27 | 1989-03-14 | General Electric Company | Multi-dimensional selective NMR excitation with a single RF pulse |
US4975644A (en) | 1989-03-29 | 1990-12-04 | Kabushiki Kaisha Toshiba | Coil system for a magnetic resonance imaging system |
JPH03236829A (ja) | 1990-02-14 | 1991-10-22 | Toshiba Corp | 磁気共鳴イメージング装置 |
US5545995A (en) * | 1994-11-29 | 1996-08-13 | General Electric Company | Measurement of geometric distortion in MRI images |
US5759152A (en) * | 1996-10-02 | 1998-06-02 | Mayo Foundation For Medical Education And Research | Phase-aligned NMR surface coil image reconstruction |
US6255817B1 (en) | 1997-06-23 | 2001-07-03 | Schlumberger Technology Corporation | Nuclear magnetic resonance logging with azimuthal resolution |
US6166543A (en) * | 1997-09-25 | 2000-12-26 | Schlumberger Technology Corporation | Method and apparatus for measuring nuclear magnetic resonance |
US6304769B1 (en) * | 1997-10-16 | 2001-10-16 | The Regents Of The University Of California | Magnetically directable remote guidance systems, and methods of use thereof |
US6201395B1 (en) | 1997-11-04 | 2001-03-13 | Crown Audio, Inc. | Dual mode gradient coil system |
US6477398B1 (en) * | 1997-11-13 | 2002-11-05 | Randell L. Mills | Resonant magnetic susceptibility imaging (ReMSI) |
WO2000072036A1 (en) * | 1999-05-20 | 2000-11-30 | Koninklijke Philips Electronics N.V. | Magnetic resonance imaging method with sub-sampling |
US6160398A (en) | 1999-07-02 | 2000-12-12 | Vista Clara, Inc. | Adaptive reconstruction of phased array NMR imagery |
US6845262B2 (en) | 2000-03-29 | 2005-01-18 | The Brigham And Women's Hospital, Inc. | Low-field MRI |
US6900638B1 (en) * | 2000-03-31 | 2005-05-31 | Ge Medical Technology Services, Inc. | Switching device to linearly conduct a current between a gradient amplifier and a gradient coil assembly of an MRI system |
US6586935B1 (en) * | 2000-03-31 | 2003-07-01 | Ge Medical Technology Services, Inc. | Magnetic resonance image artifact correction using navigator echo information |
JP3455530B1 (ja) | 2001-12-14 | 2003-10-14 | 株式会社東芝 | Mr信号受信装置及び磁気共鳴イメージング装置 |
DE10226488A1 (de) | 2002-06-14 | 2003-12-24 | Philips Intellectual Property | MR-Anordnung mit unterschiedlich optimierten Hochfrequenzspulenarrays |
WO2004061469A1 (en) | 2003-01-07 | 2004-07-22 | Philips Intellectual Property & Standards Gmbh | High-frequency system for an mr apparatus with multiple transmit channels |
EP1651974B8 (de) | 2003-07-09 | 2011-11-02 | Inc. Vista Clara | Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahren |
EP1673642A4 (de) | 2003-10-03 | 2008-06-25 | Univ Minnesota | Parallel-sender/empfänger für ein kernmagnetresonanzsystem |
US7683619B2 (en) | 2005-09-09 | 2010-03-23 | The State of Oregen Acting by and through the State Board of Higher Education on Behalf of the University of Oregon | High impedance differential input preamplifier and antenna for MRI |
DE102006006274B3 (de) * | 2006-02-10 | 2007-09-27 | Siemens Ag | Vefahren zur Korrektur von Bildartefakten |
JP5179019B2 (ja) | 2006-04-04 | 2013-04-10 | 株式会社日立製作所 | コイル装置およびそれを用いた核磁気共鳴撮像装置 |
US20080157300A1 (en) | 2006-12-27 | 2008-07-03 | Shih-Fang Chuang | Thermally Enhanced IC Package and Method |
WO2009083557A1 (en) * | 2007-12-28 | 2009-07-09 | Bracco Research S.A. | Quantification analisys of immobilized contrast agent in medical imaging applications |
-
2004
- 2004-07-09 EP EP04777777A patent/EP1651974B8/de not_active Not-in-force
- 2004-07-09 AT AT04777777T patent/ATE505737T1/de not_active IP Right Cessation
- 2004-07-09 DE DE602004032242T patent/DE602004032242D1/de active Active
- 2004-07-09 WO PCT/US2004/021911 patent/WO2005017549A1/en active Application Filing
-
2006
- 2006-01-09 US US11/329,313 patent/US7466128B2/en not_active Ceased
-
2010
- 2010-03-01 US US12/715,115 patent/USRE43264E1/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2005017549A1 (en) | 2005-02-24 |
US20060186882A1 (en) | 2006-08-24 |
ATE505737T1 (de) | 2011-04-15 |
US7466128B2 (en) | 2008-12-16 |
EP1651974B1 (de) | 2011-04-13 |
USRE43264E1 (en) | 2012-03-27 |
EP1651974B8 (de) | 2011-11-02 |
EP1651974A1 (de) | 2006-05-03 |
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