DE10039344A1 - Magnetresonanz-Projektionsabbildung dynamischer Subjekte - Google Patents

Magnetresonanz-Projektionsabbildung dynamischer Subjekte

Info

Publication number
DE10039344A1
DE10039344A1 DE10039344A DE10039344A DE10039344A1 DE 10039344 A1 DE10039344 A1 DE 10039344A1 DE 10039344 A DE10039344 A DE 10039344A DE 10039344 A DE10039344 A DE 10039344A DE 10039344 A1 DE10039344 A1 DE 10039344A1
Authority
DE
Germany
Prior art keywords
spins
pulse
volume
magnetic field
nmr signals
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.)
Withdrawn
Application number
DE10039344A
Other languages
German (de)
English (en)
Inventor
Yudong Zhu
Christopher Judson Hardy
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE10039344A1 publication Critical patent/DE10039344A1/de
Withdrawn legal-status Critical Current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
    • G01R33/54—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
    • G01R33/567—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution gated by physiological signals, i.e. synchronization of acquired MR data with periodical motion of an object of interest, e.g. monitoring or triggering system for cardiac or respiratory gating
    • G01R33/5673—Gating or triggering based on a physiological signal other than an MR signal, e.g. ECG gating or motion monitoring using optical systems for monitoring the motion of a fiducial marker
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Cardiology (AREA)
  • Power Engineering (AREA)
  • Pulmonology (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE10039344A 1999-08-20 2000-08-11 Magnetresonanz-Projektionsabbildung dynamischer Subjekte Withdrawn DE10039344A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/378,501 US6310479B1 (en) 1999-08-20 1999-08-20 Magnetic resonance projection imaging of dynamic subjects

Publications (1)

Publication Number Publication Date
DE10039344A1 true DE10039344A1 (de) 2001-03-29

Family

ID=23493359

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10039344A Withdrawn DE10039344A1 (de) 1999-08-20 2000-08-11 Magnetresonanz-Projektionsabbildung dynamischer Subjekte

Country Status (3)

Country Link
US (1) US6310479B1 (https=)
JP (1) JP2001170025A (https=)
DE (1) DE10039344A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6486668B1 (en) * 2000-11-20 2002-11-26 Ge Medical Systems Global Technology Company, Llc Preparatory pulse sequence for suppression of artifacts in MR images
US6650115B2 (en) * 2001-10-12 2003-11-18 The Board Of Trustees Of The Leland Stanford Junior University Variable density fourier velocity encoding MR imaging
US7251520B2 (en) * 2003-07-08 2007-07-31 General Electric Company Method and apparatus of slice selective magnetization preparation for moving table MRI
US20050059880A1 (en) * 2003-09-11 2005-03-17 Mathias Sanjay George ECG driven image reconstruction for cardiac imaging
US6903548B2 (en) * 2003-10-21 2005-06-07 General Electric Company Method and apparatus for MR perfusion image acquisition using non-selective and notched RF saturation pulses
JP4519446B2 (ja) * 2003-11-10 2010-08-04 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 核磁気共鳴撮像装置
US7049816B2 (en) * 2004-09-30 2006-05-23 Wisconsin Alumni Research Foundation Magnetic resonance imaging with dual velocity encoded projection reconstruction acquisition
US7330028B2 (en) * 2005-09-26 2008-02-12 General Electric Company Apparatus and method of simultaneous fat suppression, magnetization transfer contrast, and spatial saturation for 3D time-of-flight imaging
US8831703B2 (en) * 2006-10-23 2014-09-09 The General Hospital Corporation Selective MR imaging of segmented anatomy
JP5159200B2 (ja) * 2007-07-30 2013-03-06 株式会社日立メディコ 磁気共鳴イメージング装置
WO2009097053A1 (en) * 2007-12-14 2009-08-06 The Regents Of The University Of California Magnetic resonance imaging of living systems by remote detection
WO2010043997A1 (en) * 2008-10-13 2010-04-22 Koninklijke Philips Electronics N.V. Flow insensitive magnetization preparation pulse for t2* contrast
KR101967239B1 (ko) 2012-08-22 2019-04-09 삼성전자주식회사 자기 공명 영상 촬상 방법 및 장치
JP5684329B2 (ja) * 2013-06-07 2015-03-11 株式会社東芝 磁気共鳴イメージング装置
US9702954B2 (en) * 2014-03-31 2017-07-11 Toshiba Medical Systems Corporation Pseudo-continuous asymmetric signal targeting alternating radio frequency (pASTAR) for magnetic resonance angiography
US9594144B2 (en) 2014-04-23 2017-03-14 General Electric Company Low-noise magnetic resonance imaging using low harmonic pulse sequences
DE102014211034A1 (de) * 2014-06-10 2015-12-17 Siemens Aktiengesellschaft Medizinisches Gerät zur Bildgebung und Verfahren für ein medizinisches Gerät zur Bildgebung
DE102016206713B4 (de) * 2016-04-20 2017-11-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. System zum Durchführen spektroskopischer Echo-Planar-Bildgebung (EPSI)
CN109342981B (zh) * 2018-09-20 2021-10-12 上海东软医疗科技有限公司 一种基于epi序列的动态成像方法和装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4992736A (en) 1989-08-04 1991-02-12 General Electric Company Radio frequency receiver for a NMR instrument
US4952877A (en) 1989-08-11 1990-08-28 General Electric Company RF synthesizer or an NMR instrument
US5000182A (en) * 1989-08-11 1991-03-19 Picker International, Inc. Cardiac synchronization magnetic resonance imaging
US5285158A (en) * 1992-08-06 1994-02-08 Wisconsin Alumni Research Foundation NMR angiography using fast pulse sequences with preparatory pulses
US5339035A (en) 1993-05-07 1994-08-16 General Electric Company MR imaging with rectangular magnetization transfer pulse

Also Published As

Publication number Publication date
JP2001170025A (ja) 2001-06-26
US6310479B1 (en) 2001-10-30

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee