IL128547A0 - Acquisition of segmented mri cardiac data using an epi pulse sequence - Google Patents

Acquisition of segmented mri cardiac data using an epi pulse sequence

Info

Publication number
IL128547A0
IL128547A0 IL12854799A IL12854799A IL128547A0 IL 128547 A0 IL128547 A0 IL 128547A0 IL 12854799 A IL12854799 A IL 12854799A IL 12854799 A IL12854799 A IL 12854799A IL 128547 A0 IL128547 A0 IL 128547A0
Authority
IL
Israel
Prior art keywords
acquisition
pulse sequence
cardiac data
epi pulse
segmented mri
Prior art date
Application number
IL12854799A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL128547A0 publication Critical patent/IL128547A0/xx

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
    • G01R33/561—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
    • G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • 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
    • G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • G01R33/5616—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE] using gradient refocusing, e.g. EPI

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IL12854799A 1998-02-20 1999-02-16 Acquisition of segmented mri cardiac data using an epi pulse sequence IL128547A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/027,519 US6144200A (en) 1998-02-20 1998-02-20 Acquisition of segmented MRI cardiac data using an EPI pulse sequence

Publications (1)

Publication Number Publication Date
IL128547A0 true IL128547A0 (en) 2000-01-31

Family

ID=21838202

Family Applications (1)

Application Number Title Priority Date Filing Date
IL12854799A IL128547A0 (en) 1998-02-20 1999-02-16 Acquisition of segmented mri cardiac data using an epi pulse sequence

Country Status (5)

Country Link
US (1) US6144200A (zh)
JP (1) JPH11276458A (zh)
CN (1) CN1213694C (zh)
DE (1) DE19907152B9 (zh)
IL (1) IL128547A0 (zh)

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JP3878429B2 (ja) * 2001-04-05 2007-02-07 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装置
US6845261B2 (en) * 2001-04-23 2005-01-18 General Electric Company System for correlation of MR images with physiological data
EP1444949B1 (en) * 2001-11-15 2007-01-24 Kabushiki Kaisha Toshiba Magnetic resonance imaging requiring long waiting time between pre-pulses and imaging pulse train
US6683454B2 (en) * 2002-03-28 2004-01-27 Ge Medical Systems Global Technology Company, Llc Shifting of artifacts by reordering of k-space
WO2003096047A1 (en) * 2002-05-13 2003-11-20 Koninklijke Philips Electronics N.V. Prior-information-enhanced dynamic magnetic resonance imaging
CN1923137B (zh) * 2005-08-30 2011-07-27 株式会社东芝 用于冠状动脉成像的磁共振成像装置及其控制方法
US7813537B2 (en) * 2006-05-15 2010-10-12 Siemens Medical Solutions Usa, Inc. Motion-guided segmentation for cine DENSE images
DE102006033862B3 (de) * 2006-07-21 2007-12-06 Siemens Ag Verfahren zur dynamischen Magnet-Resonanz-Bildgebung sowie Magnet-Resonanz-Gerät
CN101501522A (zh) * 2006-08-11 2009-08-05 皇家飞利浦电子股份有限公司 磁共振设备与方法
WO2012117314A1 (en) * 2011-03-01 2012-09-07 Koninklijke Philips Electronics N.V. Determination of a magnetic resonance imaging pulse sequence protocol classification
DE102011086369B4 (de) * 2011-11-15 2022-08-11 Siemens Healthcare Gmbh Verfahren zur Erstellung von MR-Angiographiebildern und entsprechende Magnetresonanzanlage
KR101967239B1 (ko) 2012-08-22 2019-04-09 삼성전자주식회사 자기 공명 영상 촬상 방법 및 장치
CN103110417B (zh) * 2013-02-28 2014-07-16 华东师范大学 一种心电图自动识别系统
US10317499B2 (en) * 2013-03-27 2019-06-11 Duke University MRI with repeated K-T-sub-sampling and artifact minimization allowing for free breathing abdominal MRI
US9835705B2 (en) * 2013-11-07 2017-12-05 Beth Israel Deaconess Medical Center, Inc. System and method for free-breathing volumetric imaging of cardiac tissue
CN109799471B (zh) * 2019-01-11 2021-02-26 中国科学院苏州生物医学工程技术研究所 一种磁共振波谱成像模拟方法及系统、存储介质、电子设备

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
US4710717A (en) * 1986-12-29 1987-12-01 General Electric Company Method for fast scan cine NMR imaging
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
US5348011A (en) * 1991-11-14 1994-09-20 Picker International, Inc. Shared excitation phase encode grouping for improved throughput cardiac gated MRI cine imaging
US5377680A (en) * 1993-08-04 1995-01-03 General Electric Company MRI cardiac image produced by temporal data sharing
US5429134A (en) * 1994-06-27 1995-07-04 General Electric Company Multi-phase fat suppressed MRI cardiac imaging
JP3940442B2 (ja) * 1995-04-28 2007-07-04 株式会社東芝 磁気共鳴イメージング装置
JP3532311B2 (ja) * 1995-07-31 2004-05-31 株式会社日立メディコ 磁気共鳴イメージング装置
US5545992A (en) * 1995-08-03 1996-08-13 General Electric Company Fast cardiac gated NMR acquisition with improved T1 contrast
US5653233A (en) * 1995-08-11 1997-08-05 The Board Of Trustees Of The Leland Stanford Junior University Method and apparatus for improved temporal resolution in dynamic MRI
US5713358A (en) * 1996-03-26 1998-02-03 Wisconsin Alumni Research Foundation Method for producing a time-resolved series of 3D magnetic resonance angiograms during the first passage of contrast agent

Also Published As

Publication number Publication date
CN1213694C (zh) 2005-08-10
US6144200A (en) 2000-11-07
DE19907152A1 (de) 1999-09-23
JPH11276458A (ja) 1999-10-12
DE19907152B4 (de) 2012-03-29
DE19907152B9 (de) 2012-04-26
CN1226415A (zh) 1999-08-25

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