DE60235763D1 - Magnetresonanzgerät mit anregungsantennensystem - Google Patents

Magnetresonanzgerät mit anregungsantennensystem

Info

Publication number
DE60235763D1
DE60235763D1 DE60235763T DE60235763T DE60235763D1 DE 60235763 D1 DE60235763 D1 DE 60235763D1 DE 60235763 T DE60235763 T DE 60235763T DE 60235763 T DE60235763 T DE 60235763T DE 60235763 D1 DE60235763 D1 DE 60235763D1
Authority
DE
Germany
Prior art keywords
excitation
antennae
magnetic resonance
antenna system
resonance device
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 - Lifetime
Application number
DE60235763T
Other languages
English (en)
Inventor
Ulrich Katscher
Peter Boernert
Den Brink Johan S Van
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60235763D1 publication Critical patent/DE60235763D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves  involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance 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]
    • G01R33/446—Multifrequency selective RF pulses, e.g. multinuclear acquisition mode
    • 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]
    • G01R33/46—NMR spectroscopy
    • G01R33/4616—NMR spectroscopy using specific RF pulses or specific modulation schemes, e.g. stochastic excitation, adiabatic RF pulses, composite pulses, binomial pulses, Shinnar-le-Roux pulses, spectrally selective pulses not being used for spatial selection
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE60235763T 2001-08-21 2002-08-12 Magnetresonanzgerät mit anregungsantennensystem Expired - Lifetime DE60235763D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01203153 2001-08-21
PCT/IB2002/003304 WO2003019221A1 (en) 2001-08-21 2002-08-12 Magnetic resonance apparatus with excitation antennae system

Publications (1)

Publication Number Publication Date
DE60235763D1 true DE60235763D1 (de) 2010-05-06

Family

ID=8180808

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60235763T Expired - Lifetime DE60235763D1 (de) 2001-08-21 2002-08-12 Magnetresonanzgerät mit anregungsantennensystem

Country Status (10)

Country Link
US (1) US6828790B2 (de)
EP (1) EP1425598B1 (de)
JP (1) JP4145789B2 (de)
KR (1) KR20040027944A (de)
CN (1) CN1279366C (de)
AT (1) ATE462144T1 (de)
BR (1) BRPI0205891B1 (de)
DE (1) DE60235763D1 (de)
RU (1) RU2313102C2 (de)
WO (1) WO2003019221A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003019221A1 (en) * 2001-08-21 2003-03-06 Koninklijke Philips Electronics N.V. Magnetic resonance apparatus with excitation antennae system
US20050228261A1 (en) * 2002-05-13 2005-10-13 Koninklijke Philips Electronics N.V. Magnetic resonance imaging method
DE10224192A1 (de) * 2002-05-31 2003-12-18 Fraunhofer Ges Forschung Bildgebendes NMR-Verfahren sowie NMR-Vorrichtung
WO2004007016A2 (en) * 2002-07-11 2004-01-22 The Research Foundation Of State University Of New York A method of using g-matrix fourier transformation nuclear magnetic resonance (gft nmr) spectroscopy for rapid chemical shift assignment and secondary structure determination of proteins
US7141973B2 (en) * 2003-08-13 2006-11-28 National Research Council Of Canada Magnetic resonance experiments by spatial encoding using the RF transmission coil
US6989673B2 (en) * 2003-11-26 2006-01-24 General Electric Company Method and apparatus to reduce RF power deposition during MR data acquisition
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
CN100396240C (zh) * 2005-02-28 2008-06-25 西门子（中国）有限公司 频域灵敏度编码磁共振并行成像方法
US7408346B2 (en) * 2005-06-23 2008-08-05 The Research Foundation Of The State University Of New York Simultaneous phase cycling for nuclear magnetic resonance spectroscopy
US7508214B2 (en) * 2007-05-21 2009-03-24 Medrad, Inc. Transmit-mode phased array coils for reduced SAR and artifact issues
CN101688906B (zh) * 2007-06-19 2013-07-17 皇家飞利浦电子股份有限公司 核磁共振成像射频接收器
WO2009053770A1 (en) * 2007-10-26 2009-04-30 Commissariat A L'energie Atomique Method and apparatus for correcting b1-inhomogeneities in nuclear magnetic resonance imaging.
US8319495B1 (en) 2008-10-27 2012-11-27 Yudong Zhu Multi-port RF systems and methods for MRI
DE102009014924B3 (de) * 2009-03-25 2010-09-16 Bruker Biospin Mri Gmbh Rekonstruktion von Spektral- oder Bilddateien bei simultaner Anregung und Detektion in der Magnetischen Resonanz
US9995804B2 (en) * 2012-04-25 2018-06-12 Koninklijke Philips N.V. System and method for locating a gradient coil
US9869739B2 (en) 2012-10-15 2018-01-16 Case Wetern Reserve University Heteronuclear nuclear magnetic resonance fingerprinting
DE102013208475B4 (de) 2013-05-08 2014-11-27 Siemens Aktiengesellschaft HF-Anregung mit zwei Resonanzfrequenzen zum Nachweis des CEST-Effekts mittels einer Magnetresonanzanlage
DE102013209609A1 (de) * 2013-05-23 2014-11-27 Siemens Aktiengesellschaft Magnetresonanzanlage mit Ganzkörper-Sendearray
KR102286940B1 (ko) * 2014-11-25 2021-08-05 삼성전자주식회사 자기 공명 영상 시스템용 표면 코일 및 이를 포함하는 자기 공명 영상 시스템
CN108627783B (zh) 2017-03-23 2022-01-14 通用电气公司 射频线圈阵列及磁共振成像发射阵列

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5910728A (en) * 1996-11-12 1999-06-08 Beth Israel Deaconess Medical Center Simultaneous acquisition of spatial harmonics (SMASH): ultra-fast imaging with radiofrequency coil arrays
US6289232B1 (en) * 1998-03-30 2001-09-11 Beth Israel Deaconess Medical Center, Inc. Coil array autocalibration MR imaging
KR100768677B1 (ko) * 1999-05-20 2007-10-23 코닌클리케 필립스 일렉트로닉스 엔.브이. 서브-샘플링에 의한 자기 공명 영상 형성 방법
WO2000072034A1 (en) * 1999-05-20 2000-11-30 Koninklijke Philips Electronics N.V. Magnetic resonance imaging method with sub-sampling
DE19962847C2 (de) * 1999-12-24 2003-08-07 Forschungszentrum Juelich Gmbh Magnetresonanz-Bildgebungsverfahren mit Echo-Planar-Bildgebung
JP2004503311A (ja) * 2000-06-15 2004-02-05 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ サブサンプリングを含む磁気共鳴画像処理方法
JP5085832B2 (ja) * 2000-07-31 2012-11-28 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ サブサンプリングされた捕捉を用いた磁気共鳴撮像方法
WO2003019221A1 (en) * 2001-08-21 2003-03-06 Koninklijke Philips Electronics N.V. Magnetic resonance apparatus with excitation antennae system

Also Published As

Publication number Publication date
JP2005500887A (ja) 2005-01-13
JP4145789B2 (ja) 2008-09-03
ATE462144T1 (de) 2010-04-15
RU2313102C2 (ru) 2007-12-20
KR20040027944A (ko) 2004-04-01
US20030102866A1 (en) 2003-06-05
EP1425598A1 (de) 2004-06-09
EP1425598B1 (de) 2010-03-24
WO2003019221A1 (en) 2003-03-06
US6828790B2 (en) 2004-12-07
RU2004108133A (ru) 2005-02-10
CN1279366C (zh) 2006-10-11
BRPI0205891B1 (pt) 2016-09-20
CN1545627A (zh) 2004-11-10
BR0205891A (pt) 2003-12-23

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