DE102013201670B3 - Verfahren zum Erfassen von MR-Daten und zur Bestimmung eines B1-Magnetfelds sowie entsprechend ausgestaltete Magnetresonanzanlage - Google Patents

Verfahren zum Erfassen von MR-Daten und zur Bestimmung eines B1-Magnetfelds sowie entsprechend ausgestaltete Magnetresonanzanlage Download PDF

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DE102013201670B3
DE102013201670B3 DE201310201670 DE102013201670A DE102013201670B3 DE 102013201670 B3 DE102013201670 B3 DE 102013201670B3 DE 201310201670 DE201310201670 DE 201310201670 DE 102013201670 A DE102013201670 A DE 102013201670A DE 102013201670 B3 DE102013201670 B3 DE 102013201670B3
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pulse
gradient
resonant
sequence
data
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German (de)
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Michael Köhler
Thorsten Speckner
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Siemens Healthineers Ag De
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Siemens AG
Siemens Corp
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Priority to DE201310201670 priority Critical patent/DE102013201670B3/de
Priority to CN201410006106.2A priority patent/CN103969610B/zh
Priority to KR1020140010514A priority patent/KR101617936B1/ko
Priority to JP2014014686A priority patent/JP6258050B2/ja
Priority to US14/169,556 priority patent/US9625546B2/en
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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]
    • G01R33/443—Assessment of an electric or a magnetic field, e.g. spatial mapping, determination of a B0 drift or dosimetry
    • 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
    • G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/246—Spatial mapping of the RF magnetic field B1
    • 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]
    • 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
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Signal Processing (AREA)
  • Biophysics (AREA)
  • Medical Informatics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE201310201670 2013-02-01 2013-02-01 Verfahren zum Erfassen von MR-Daten und zur Bestimmung eines B1-Magnetfelds sowie entsprechend ausgestaltete Magnetresonanzanlage Active DE102013201670B3 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE201310201670 DE102013201670B3 (de) 2013-02-01 2013-02-01 Verfahren zum Erfassen von MR-Daten und zur Bestimmung eines B1-Magnetfelds sowie entsprechend ausgestaltete Magnetresonanzanlage
CN201410006106.2A CN103969610B (zh) 2013-02-01 2014-01-07 采集磁共振数据和确定b1磁场的方法及磁共振设备
KR1020140010514A KR101617936B1 (ko) 2013-02-01 2014-01-28 Ｍｒ 데이터를 획득하고 ｂ1 자기장을 판정하는 방법 및 이에 대응하여 설계된 자기 공명 시스템
JP2014014686A JP6258050B2 (ja) 2013-02-01 2014-01-29 Ｍｒデータの取得方法、ｂ１磁場の決定方法および相応に構成された磁気共鳴装置
US14/169,556 US9625546B2 (en) 2013-02-01 2014-01-31 Method and magnetic resonance system to acquire MR data and to determine a B1 magnetic field

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201310201670 DE102013201670B3 (de) 2013-02-01 2013-02-01 Verfahren zum Erfassen von MR-Daten und zur Bestimmung eines B1-Magnetfelds sowie entsprechend ausgestaltete Magnetresonanzanlage

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DE102013201670B3 true DE102013201670B3 (de) 2014-07-03

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US (1) US9625546B2 (enExample)
JP (1) JP6258050B2 (enExample)
KR (1) KR101617936B1 (enExample)
CN (1) CN103969610B (enExample)
DE (1) DE102013201670B3 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111751772A (zh) * 2019-03-27 2020-10-09 西门子医疗有限公司 多回波成像中信号损失的最小化

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Publication number Priority date Publication date Assignee Title
DE102012209295B4 (de) * 2012-06-01 2014-02-13 Siemens Aktiengesellschaft Bestimmung einer objektspezifischen B1-Verteilung eines Untersuchungsobjekts im Messvolumen in der Magnetresonanztechnik
US9594145B2 (en) * 2012-12-04 2017-03-14 Samsung Electronics Co., Ltd. Method and apparatus for acquiring B1 magnetic field information
DE102013201671B3 (de) * 2013-02-01 2014-07-31 Siemens Aktiengesellschaft Verfahren zum Erfassen von MR-Daten und zur Bestimmung eines B1-Magnetfelds sowie entsprechend ausgestaltete Magnetresonanzanlage
DE102017210309A1 (de) * 2017-06-02 2018-12-06 Universität Ulm Verfahren und Vorrichtung zum Erzeugen eines Kernspinresonanz-Spektrums von Kernspinmomenten einer Probe
WO2019189850A1 (ja) * 2018-03-30 2019-10-03 三菱ケミカル株式会社 仕切り部材及び組電池
US11193997B2 (en) 2018-08-21 2021-12-07 Siemens Healthcare Gmbh Operating an MRI apparatus
EP3614161A1 (en) * 2018-08-21 2020-02-26 Siemens Healthcare GmbH Method of ramping a magnet for a magnetic resonance imaging apparatus
CN110780249B (zh) * 2019-11-21 2020-08-11 中国科学院武汉物理与数学研究所 使用绝热射频脉冲测量射频b1场分布的磁共振成像方法
CN111537928B (zh) * 2020-03-17 2021-07-23 无锡鸣石峻致医疗科技有限公司 一种基于扩散效应的磁共振系统梯度场测量方法
EP3901647A1 (en) * 2020-04-23 2021-10-27 Koninklijke Philips N.V. Mr imaging with t1 compensated b1 mapping

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WO2012140536A1 (en) * 2011-04-11 2012-10-18 Koninklijke Philips Electronics N.V. Mr imaging with b1mapping

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DE4023128A1 (de) 1990-07-20 1992-01-23 Philips Patentverwaltung Kernresonanz-spektroskopieverfahren
EP0507391B1 (en) * 1991-04-02 1998-06-10 Koninklijke Philips Electronics N.V. Magnetic resonance imaging method and device for monitoring motion of a part of an object based on stimulated echoes.
JP3384944B2 (ja) 1996-07-11 2003-03-10 ジーイー横河メディカルシステム株式会社 Ｍｒｉ装置
US7233818B1 (en) * 1999-08-05 2007-06-19 United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Methods and apparatus for mapping internal and bulk motion of an object with phase labeling in magnetic resonance imaging
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111751772A (zh) * 2019-03-27 2020-10-09 西门子医疗有限公司 多回波成像中信号损失的最小化

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US9625546B2 (en) 2017-04-18
CN103969610A (zh) 2014-08-06
JP2014147747A (ja) 2014-08-21
KR101617936B1 (ko) 2016-05-18
KR20140099201A (ko) 2014-08-11
CN103969610B (zh) 2017-06-09
JP6258050B2 (ja) 2018-01-10
US20140218021A1 (en) 2014-08-07

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