DE69602237D1 - Verfahren und Gerät für die bildgebende magnetische Resonanz mit Inversionsrückstellung zur Abschwächung von Flüssigkeitssignalen - Google Patents

Verfahren und Gerät für die bildgebende magnetische Resonanz mit Inversionsrückstellung zur Abschwächung von Flüssigkeitssignalen

Info

Publication number
DE69602237D1
DE69602237D1 DE69602237T DE69602237T DE69602237D1 DE 69602237 D1 DE69602237 D1 DE 69602237D1 DE 69602237 T DE69602237 T DE 69602237T DE 69602237 T DE69602237 T DE 69602237T DE 69602237 D1 DE69602237 D1 DE 69602237D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
imaging magnetic
inversion reset
liquid signals
attenuate liquid
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 - Fee Related
Application number
DE69602237T
Other languages
English (en)
Other versions
DE69602237T2 (de
Inventor
Koji Shimizu
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.)
Shimadzu Corp
Original Assignee
Shimadzu Corp
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 Shimadzu Corp filed Critical Shimadzu Corp
Application granted granted Critical
Publication of DE69602237D1 publication Critical patent/DE69602237D1/de
Publication of DE69602237T2 publication Critical patent/DE69602237T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01R33/44—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
    • G01R33/4833—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices
    • G01R33/4835—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices of multiple slices
    • 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
    • G01R33/28—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]
    • G01R33/446—Multifrequency selective RF pulses, e.g. multinuclear acquisition mode
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/0209—Systems with very large relative bandwidth, i.e. larger than 10 %, e.g. baseband, pulse, carrier-free, ultrawideband

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69602237T 1995-08-21 1996-08-14 Verfahren und Gerät für die bildgebende magnetische Resonanz mit Inversionsrückstellung zur Abschwächung von Flüssigkeitssignalen Expired - Fee Related DE69602237T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23613895A JP3348572B2 (ja) 1995-08-21 1995-08-21 Ｍｒイメージング装置

Publications (2)

Publication Number Publication Date
DE69602237D1 true DE69602237D1 (de) 1999-06-02
DE69602237T2 DE69602237T2 (de) 1999-11-04

Family

ID=16996328

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69602237T Expired - Fee Related DE69602237T2 (de) 1995-08-21 1996-08-14 Verfahren und Gerät für die bildgebende magnetische Resonanz mit Inversionsrückstellung zur Abschwächung von Flüssigkeitssignalen

Country Status (6)

Country Link
US (1) US5751145A (de)
EP (1) EP0759561B1 (de)
JP (1) JP3348572B2 (de)
KR (1) KR970009749A (de)
CN (1) CN1130570C (de)
DE (1) DE69602237T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6064203A (en) * 1997-05-20 2000-05-16 The Johns Hopkins University Method and apparatus for determining or imaging longitudinal spin relaxation time or producing images which substantially reflect longitudinal spin relaxation time contrast
JP3973733B2 (ja) * 1997-05-30 2007-09-12 株式会社日立メディコ 核磁気共鳴撮影装置
JP4357641B2 (ja) * 1999-06-29 2009-11-04 株式会社東芝 Ｍｒｉ装置
GB2356458A (en) * 1999-11-16 2001-05-23 Marconi Electronic Syst Ltd MRI using modified FLAIR sequence
US6380736B1 (en) 1999-11-16 2002-04-30 Marconi Medical Systems, Inc. Magnetic resonance imaging apparatus
US6486667B1 (en) 2000-03-31 2002-11-26 Koninklijke Philips Electronics N.V. Combination of fluid-attenuated inversion-recovery complex images acquired using magnetic resonance imaging
JP2003038456A (ja) * 2001-07-10 2003-02-12 Ge Medical Systems Global Technology Co Llc スピン励起方法、磁気共鳴撮影方法および磁気共鳴撮影装置
US6856134B1 (en) * 2003-05-23 2005-02-15 The Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance imaging with fat-water signal separation
US8010179B2 (en) * 2003-09-25 2011-08-30 General Electric Company Method and apparatus of gradient echo imaging with on-the-fly optimization of tissue suppression
JP4497973B2 (ja) * 2004-03-24 2010-07-07 株式会社東芝 磁気共鳴イメージング装置
US7256580B2 (en) * 2004-09-22 2007-08-14 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus and magnetic resonance imaging method
EP1957997B1 (de) * 2005-11-27 2014-04-30 Acuitas Medical Limited Bewertung von strukturen wie etwa knochen unter verwendung einer raum-frequenz-analyse
US7795867B2 (en) * 2006-02-02 2010-09-14 Ramot At Tel-Aviv University Ltd. Method, apparatus and system for magnetic resonance analysis based on water magnetization transferred from other molecules
JP5121219B2 (ja) * 2006-12-07 2013-01-16 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方法
US9804245B2 (en) * 2007-06-29 2017-10-31 Toshiba Medical Systems Corporation Magnetic resonance imaging apparatus and magnetic resonance imaging method
US7777486B2 (en) * 2007-09-13 2010-08-17 The Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance imaging with bipolar multi-echo sequences
US7924002B2 (en) * 2008-01-09 2011-04-12 The Board Of Trustees Of The Leland Stanford Junior University Magnetic resonance field map estimation for species separation
JP5420201B2 (ja) * 2008-06-26 2014-02-19 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 Ｍｒｉシステム
US7952353B2 (en) * 2009-05-06 2011-05-31 The Board Of Trustees Of The Leland Stanford Junior University Method and apparatus for field map estimation
JP2011143236A (ja) * 2009-12-14 2011-07-28 Toshiba Corp 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方法
CN102427763B (zh) * 2010-05-27 2015-02-25 株式会社东芝 磁共振成像装置
DE102012205664B4 (de) 2012-04-05 2013-10-31 Siemens Aktiengesellschaft Verfahren und Steuervorrichtung zur Ansteuerung eines Magnetresonanzsystems
US10114095B2 (en) 2013-08-27 2018-10-30 Boston Medical Center Corporation Multi-spectral MRI scan with magnetization recovery
CN110873856B (zh) 2018-08-29 2022-08-09 西门子(深圳)磁共振有限公司 确定最佳磁共振成像扫描嵌套方式的方法及装置
CN109917315B (zh) 2019-04-30 2021-09-28 上海联影医疗科技股份有限公司 磁共振成像扫描方法、装置、计算机设备和存储介质

Also Published As

Publication number Publication date
CN1147639A (zh) 1997-04-16
JPH0956694A (ja) 1997-03-04
EP0759561B1 (de) 1999-04-28
US5751145A (en) 1998-05-12
DE69602237T2 (de) 1999-11-04
JP3348572B2 (ja) 2002-11-20
EP0759561A3 (de) 1997-05-21
KR970009749A (ko) 1997-03-27
CN1130570C (zh) 2003-12-10
EP0759561A2 (de) 1997-02-26

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Legal Events

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8339 Ceased/non-payment of the annual fee