JP4152630B2 - 可変サンプリングを用いた高速／息止め３ｄｍｒデータ獲得方法と装置 - Google Patents

可変サンプリングを用いた高速／息止め３ｄｍｒデータ獲得方法と装置 Download PDF

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JP4152630B2
JP4152630B2 JP2001399332A JP2001399332A JP4152630B2 JP 4152630 B2 JP4152630 B2 JP 4152630B2 JP 2001399332 A JP2001399332 A JP 2001399332A JP 2001399332 A JP2001399332 A JP 2001399332A JP 4152630 B2 JP4152630 B2 JP 4152630B2
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JP2002325744A5 (enExample
JP2002325744A (ja
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トマス・クウォク−ファ・フー
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GE Medical Systems Global Technology Co LLC
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GE Medical Systems Global Technology Co LLC
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    • 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
    • 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
    • G01R33/5619—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 by temporal sharing of data, e.g. keyhole, block regional interpolation scheme for k-Space [BRISK]
    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • G01R33/56325—Cine imaging

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  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Power Engineering (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Signal Processing (AREA)
  • Cardiology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2001399332A 2000-12-30 2001-12-28 可変サンプリングを用いた高速／息止め３ｄｍｒデータ獲得方法と装置 Expired - Fee Related JP4152630B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/681091 2000-12-30
US09/681,091 US6611701B2 (en) 2000-12-30 2000-12-30 Method and apparatus for fast breath-held 3D MR data acquisition using variable sampling

Publications (3)

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JP2002325744A JP2002325744A (ja) 2002-11-12
JP2002325744A5 JP2002325744A5 (enExample) 2005-07-21
JP4152630B2 true JP4152630B2 (ja) 2008-09-17

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JP2001399332A Expired - Fee Related JP4152630B2 (ja) 2000-12-30 2001-12-28 可変サンプリングを用いた高速／息止め３ｄｍｒデータ獲得方法と装置

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US (1) US6611701B2 (enExample)
EP (1) EP1221624A3 (enExample)
JP (1) JP4152630B2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6980846B2 (en) * 2001-03-30 2005-12-27 General Electric Company Robust coronary MR angiography without respiratory navigation
US6850062B2 (en) * 2002-05-10 2005-02-01 976076 Alberta Inc. Local multi-scale fourier analysis for MRI
US7797031B1 (en) * 2002-05-17 2010-09-14 General Electric Company Method and apparatus for breath-held MR data acquisition using interleaved acquisition
AU2003259282A1 (en) * 2002-07-29 2004-02-16 Wake Forest University Cardiac diagnostics using time compensated stress test cardiac mri imaging and systems for cardiac diagnostics
JP4509932B2 (ja) * 2003-03-14 2010-07-21 株式会社日立メディコ 磁気共鳴イメージング装置
US9301704B2 (en) 2004-03-26 2016-04-05 Kabushiki Kaisha Toshiba Magnetic resonance imaging system for non-contrast MRA and magnetic resonance signal acquisition method employed by the same
EP1743189A1 (en) * 2004-04-27 2007-01-17 Koninklijke Philips Electronics N.V. Magnetic resonance imaging
US7383074B2 (en) * 2004-11-02 2008-06-03 General Electric Company System and method for real-time localization for gated MR imaging
CN101281241B (zh) * 2007-04-06 2012-06-20 Ge医疗系统环球技术有限公司 Mri设备及其控制方法
US8688193B2 (en) * 2008-06-26 2014-04-01 Allegheny-Singer Research Institute Magnetic resonance imager, method and program which continuously applies steady-state free precession to k-space
JP5484341B2 (ja) * 2008-10-03 2014-05-07 株式会社日立メディコ 磁気共鳴イメージング装置及び息止め撮像方法
WO2010064572A1 (ja) * 2008-12-04 2010-06-10 株式会社 日立メディコ 磁気共鳴イメージング装置および同期撮像方法
JP2011156078A (ja) * 2010-01-29 2011-08-18 Ge Medical Systems Global Technology Co Llc 磁気共鳴イメージング装置およびプログラム
US9427171B2 (en) 2012-03-19 2016-08-30 Koninklijke Philips N.V. Magnetic resonance image reconstruction method with respiratory MOT detection during sampling of central and peripheral K-space areas
CN107212887B (zh) * 2016-03-22 2021-06-22 西门子(深圳)磁共振有限公司 一种心脏弥散成像的受激回波序列扫描方法和装置
US10145924B2 (en) 2017-01-13 2018-12-04 Siemens Healthcare Gmbh Magnetic resonance imaging with undersampling
JP7164320B2 (ja) * 2018-05-11 2022-11-01 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置、医用画像処理装置、及び画像再構成方法
WO2020044523A1 (ja) * 2018-08-30 2020-03-05 オリンパス株式会社 記録装置、画像観察装置、観察システム、観察システムの制御方法、及び観察システムの作動プログラム
JP7337603B2 (ja) * 2018-09-06 2023-09-04 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置
JP7473374B2 (ja) * 2019-03-25 2024-04-23 キヤノンメディカルシステムズ株式会社 画像再構成方法及び再構成装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5329925A (en) * 1991-11-14 1994-07-19 Picker International, Inc. Reduced scan time cardiac gated magnetic resonance cine and flow imaging
US5435303A (en) * 1993-08-04 1995-07-25 General Electric Company MRA image produced by temporal flow data sharing
US5377680A (en) * 1993-08-04 1995-01-03 General Electric Company MRI cardiac image produced by temporal data sharing
US5657758A (en) * 1994-04-08 1997-08-19 The United States Of America As Represented By The Secretary, Department Of Health And Human Services Method and system for multidimensional localization and for rapid magnetic resonance spectroscopic imaging
US5545992A (en) * 1995-08-03 1996-08-13 General Electric Company Fast cardiac gated NMR acquisition with improved T1 contrast
US5997883A (en) * 1997-07-01 1999-12-07 General Electric Company Retrospective ordering of segmented MRI cardiac data using cardiac phase
US6144874A (en) * 1998-10-15 2000-11-07 General Electric Company Respiratory gating method for MR imaging
US6434412B1 (en) * 1999-05-21 2002-08-13 Siemens Medical Systems, Inc. Cardiac cine imaging with a short repetition time and high contrast between the blood and the myocardium
US6377831B1 (en) * 1999-11-24 2002-04-23 General Electric Company Real-time MR image subtraction and reconstruction
US6526307B2 (en) * 2000-12-29 2003-02-25 Ge Medical Systems Global Technology Co., Llc Method and apparatus to improve myocardial infarction detection with blood pool signal suppression

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US20020087068A1 (en) 2002-07-04
EP1221624A2 (en) 2002-07-10
US6611701B2 (en) 2003-08-26
JP2002325744A (ja) 2002-11-12
EP1221624A3 (en) 2004-01-02

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