DE602004032242D1 - Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahren - Google Patents

Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahren

Info

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
Application number
DE602004032242T
Other languages
English (en)
Inventor
David O Walsh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of DE602004032242D1 publication Critical patent/DE602004032242D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01R33/34—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
DE602004032242T 2003-07-09 2004-07-09 Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahren Active DE602004032242D1 (de)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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

Similar Documents

Publication Publication Date Title
DE602004032242D1 (de) Mehrspulen-nmr-datenerfassungs- und -bearbeitungsverfahren
EP1136836A3 (de) T2-Kontrast in der magnetischen Resonanzbildgebung mit Gradientenechos
FI78565B (fi) Foerfarande och anordning foer bildande av tredimensionell kaernmagnetisk resonans genom anvaendning av selektiv uppladdning.
CN104297807B (zh) 地下灾害水源探测磁共振成像装置及探测和成像方法
US9429673B2 (en) Surface-based NMR measurement
WO2005004703A3 (en) Methods and apparatuses for fast chemical shift magnetic resonance imaging
CA2416511A1 (en) Nuclear magnetic resonance methods for extracting information about a fluid in a rock
EP1340093A1 (de) Gerät zur bildgebung mittels magnetischer resonanz
AU2016226554A1 (en) Nuclear magnetic resonance apparatus, systems, and methods
MXPA03008753A (es) Sistemas y metodos para la formacion de imagenes mediante conductividad en las subsuperficies.
DE60136568D1 (de) Gerät und verfahren für die bildgebung mittels magnetischer resonanz mit schneller abtastung und tiefenauflösung
JP2001161657A5 (de)
US5432447A (en) Phase unwrapping of MR phase images using poisson equation
JP2004024783A5 (de)
EP2080032A1 (de) Mri-hf-kodierung mithilfe mehrerer übertragungsspulen
EP1079238A3 (de) Verfahren und Gerät zum Anlegen eines magnetischen Gradientenfeldes in der bildgebenden magnetischen Resonanz
Umesh Rudrapatna et al. Combined imaging and shimming with the dynamic multi‐coil technique
CN111638479B (zh) 一种一维定位像获取方法及磁共振系统
CN106873044B (zh) 阵列式squid核磁共振地下水探测装置及成像方法
WO2021138504A1 (en) System and method for b1-selective spatial encoding using magnetic resonance
EP1188072A4 (de) Verfahren und anlage zur parallelen datenerfassung aus eine mri spulenanordnung
CN1985759A (zh) 磁共振电阻抗断层成像方法
DE60330027D1 (de) Verfahren zur zyklischen magnetresonanzabbildung
JPH11113882A (ja) 拡散スペクトルｍｒｉ
CN1119649C (zh) 图象膺象减少的体积光谱法