JP5719968B2 - Ｍｒデータを収集する方法及び装置 - Google Patents

Ｍｒデータを収集する方法及び装置 Download PDF

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JP5719968B2
JP5719968B2 JP2014505513A JP2014505513A JP5719968B2 JP 5719968 B2 JP5719968 B2 JP 5719968B2 JP 2014505513 A JP2014505513 A JP 2014505513A JP 2014505513 A JP2014505513 A JP 2014505513A JP 5719968 B2 JP5719968 B2 JP 5719968B2
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spatial
gradient
phase contrast
tilt
mri
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JP2014511742A (ja
JP2014511742A5 (https=
Inventor
メルボルト，クラウス＝ディートマー
イェンス，フラーム
ユッカー，マルティン
フォイト，ディルク
Original Assignee
マックス プランク ゲゼルシャフト ツゥアー フェデルゥン デル ヴィッセンシャフテン エー フォー
マックス プランク ゲゼルシャフト ツゥアー フェデルゥン デル ヴィッセンシャフテン エー フォー
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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
    • 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
    • G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
    • G01R33/4824—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space using a non-Cartesian trajectory
    • G01R33/4826—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space using a non-Cartesian trajectory in three dimensions
    • 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
    • G01R33/285—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR
    • G01R33/286—Invasive instruments, e.g. catheters or biopsy needles, specially adapted for tracking, guiding or visualization by NMR involving passive visualization of interventional instruments, i.e. making the instrument visible as part of the normal MR process
    • 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
    • G01R33/5613—Generating steady state signals, e.g. low flip angle sequences [FLASH]
    • 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
    • G01R33/56316—Characterization of motion or flow; Dynamic imaging involving phase contrast techniques
    • 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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  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2014505513A 2011-04-21 2011-04-21 Ｍｒデータを収集する方法及び装置 Active JP5719968B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2011/002054 WO2012143021A1 (en) 2011-04-21 2011-04-21 Spatially encoded phase-contrast mri

Publications (3)

Publication Number Publication Date
JP2014511742A JP2014511742A (ja) 2014-05-19
JP2014511742A5 JP2014511742A5 (https=) 2014-06-26
JP5719968B2 true JP5719968B2 (ja) 2015-05-20

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JP2014505513A Active JP5719968B2 (ja) 2011-04-21 2011-04-21 Ｍｒデータを収集する方法及び装置

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US (1) US9529066B2 (https=)
EP (1) EP2699926B1 (https=)
JP (1) JP5719968B2 (https=)
CN (1) CN103597370B (https=)
WO (1) WO2012143021A1 (https=)

Cited By (1)

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KR101775028B1 (ko) 2016-09-26 2017-09-05 삼성전자주식회사 자기 공명 영상 장치 및 자기 공명 영상 획득 방법

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JP5719968B2 (ja) * 2011-04-21 2015-05-20 マックス プランク ゲゼルシャフト ツゥアー フェデルゥン デル ヴィッセンシャフテン エー フォー Ｍｒデータを収集する方法及び装置
DE102012217227B4 (de) * 2012-09-25 2014-05-15 Siemens Aktiengesellschaft MR-Phasenkontrastangiographie mit rotierenden Kodierungsgradienten
US9594144B2 (en) * 2014-04-23 2017-03-14 General Electric Company Low-noise magnetic resonance imaging using low harmonic pulse sequences
US9848799B2 (en) 2014-06-25 2017-12-26 Biosense Webster (Israel) Ltd Real-time generation of MRI slices
US9817093B2 (en) 2014-09-05 2017-11-14 Hyperfine Research, Inc. Low field magnetic resonance imaging methods and apparatus
KR101664433B1 (ko) * 2015-03-24 2016-10-10 삼성전자주식회사 자기 공명 영상 장치 및 자기 공명 영상 장치의 영상 생성 방법
CN107850530B (zh) * 2015-05-04 2020-11-06 港大科桥有限公司 用于对样本进行光学成像的装置和方法
DE102015224054B4 (de) * 2015-12-02 2017-11-23 Julius-Maximilians-Universität Würzburg Modifizierte TrueFISP-Sequenz zur parallelen MR-Daten-Erfassung
CN106918794B (zh) * 2015-12-25 2021-01-08 上海联影医疗科技股份有限公司 磁共振系统及成像的方法
KR101836235B1 (ko) * 2016-05-27 2018-03-08 한국과학기술원 자기공명영상 생성 방법 및 장치
WO2018082026A1 (zh) * 2016-11-04 2018-05-11 深圳先进技术研究院 用于三维动态磁共振成像的球形k空间采集方法和装置
WO2018082028A1 (zh) * 2016-11-04 2018-05-11 深圳先进技术研究院 用于三维动态磁共振成像的笛卡尔k空间采集方法和系统
EP3364207A1 (en) * 2017-02-17 2018-08-22 Koninklijke Philips N.V. Phase error correction for bipolar read out gradients
CN109085522B (zh) * 2018-07-02 2021-07-09 上海东软医疗科技有限公司 一种磁共振弥散加权成像和波谱信号的采集方法和装置
EP3591420B1 (en) * 2018-07-02 2024-01-31 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. Method and apparatus for mrt imaging with magnetic field modulation
CN110346397B (zh) * 2019-08-05 2024-11-15 固安县朝阳生物科技有限公司 核磁共振多模块检测模体
JP2023533132A (ja) * 2020-05-26 2023-08-02 マックス－プランク－ゲゼルシャフト ツール フェルデルンク デル ヴィッセンシャフテン エー．ファウ． ボリュームを網羅する磁気共鳴画像のシーケンスを迅速に取得し再構成する方法及び装置
US11944508B1 (en) * 2022-01-13 2024-04-02 Altair Innovations, LLC Augmented reality surgical assistance system
JP2026501800A (ja) * 2023-01-09 2026-01-16 プロマクソ インコーポレイテッド 片面式ＭＲＩのための交差項時空間エンコーディング（ｘＳＰＥＮ）技術

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JP2737608B2 (ja) * 1993-07-31 1998-04-08 株式会社島津製作所 Ｍｒイメージング装置
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JP3796455B2 (ja) 2002-02-22 2006-07-12 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
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Cited By (2)

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KR101775028B1 (ko) 2016-09-26 2017-09-05 삼성전자주식회사 자기 공명 영상 장치 및 자기 공명 영상 획득 방법
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Also Published As

Publication number Publication date
CN103597370A (zh) 2014-02-19
EP2699926B1 (en) 2015-07-29
CN103597370B (zh) 2016-01-06
JP2014511742A (ja) 2014-05-19
US20140043026A1 (en) 2014-02-13
US9529066B2 (en) 2016-12-27
WO2012143021A1 (en) 2012-10-26
EP2699926A1 (en) 2014-02-26

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