IN2014CN02545A - - Google Patents

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Publication number
IN2014CN02545A
IN2014CN02545A IN2545CHN2014A IN2014CN02545A IN 2014CN02545 A IN2014CN02545 A IN 2014CN02545A IN 2545CHN2014 A IN2545CHN2014 A IN 2545CHN2014A IN 2014CN02545 A IN2014CN02545 A IN 2014CN02545A
Authority
IN
India
Prior art keywords
imaging
imaging sequences
magnetic field
electrical properties
phase images
Prior art date
Application number
Other languages
English (en)
Inventor
Astrid Lucia Helena Maria Willemina Van Lier
Berg Cornelis Antonius Theodorus Van Den
Ulrich Katscher
Original Assignee
Koninkl Philips Nv
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 Koninkl Philips Nv filed Critical Koninkl Philips Nv
Publication of IN2014CN02545A publication Critical patent/IN2014CN02545A/en

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Classifications

    • 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
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IN2545CHN2014 2011-10-18 2012-10-16 IN2014CN02545A (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161548445P 2011-10-18 2011-10-18
PCT/IB2012/055619 WO2013057655A1 (en) 2011-10-18 2012-10-16 Mr electrical properties tomography

Publications (1)

Publication Number Publication Date
IN2014CN02545A true IN2014CN02545A (enExample) 2015-08-07

Family

ID=47226241

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2545CHN2014 IN2014CN02545A (enExample) 2011-10-18 2012-10-16

Country Status (8)

Country Link
US (1) US20140239951A1 (enExample)
EP (1) EP2753238A1 (enExample)
JP (1) JP6030143B2 (enExample)
CN (1) CN103957785B (enExample)
BR (1) BR112014009099A2 (enExample)
IN (1) IN2014CN02545A (enExample)
RU (1) RU2616984C2 (enExample)
WO (1) WO2013057655A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102713657B (zh) * 2010-01-18 2016-03-02 皇家飞利浦电子股份有限公司 电性质断层摄影成像方法及系统
JP6030143B2 (ja) * 2011-10-18 2016-11-24 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Ｍｒ電気特性断層撮影
WO2014154728A1 (en) * 2013-03-29 2014-10-02 Koninklijke Philips N.V. Amide proton transfer (apt) and electric properties tomography (ept) imaging in a single mr acquisition
EP3378426A1 (en) * 2017-03-20 2018-09-26 Koninklijke Philips N.V. Locating ablated tissues using electric properties tomography
EP3407079B1 (en) 2017-05-22 2022-12-07 Orta Dogu Teknik Universitesi An induced current magnetic resonance electrical impedance tomography (icmreit) pulse sequence based on monopolar slice selection gradient pulses
CN107390149B (zh) * 2017-07-21 2019-12-13 上海联影医疗科技有限公司 梯度线圈极性的检测方法、存储介质及磁共振扫描系统
EP3447515A1 (en) * 2017-08-23 2019-02-27 Koninklijke Philips N.V. Magnetic resonance imaging with a variable field magnet
DE102017220697A1 (de) * 2017-11-20 2019-05-23 Siemens Healthcare Gmbh Verfahren zum Betreiben einer MRT-Anlage und MRT-Anlage
EP3543724A1 (en) 2018-03-20 2019-09-25 Koninklijke Philips N.V. (3-n)-dimensional determination of electric conductivity
EP3581090A1 (en) * 2018-06-11 2019-12-18 Koninklijke Philips N.V. Electrical properties tomography mapping of conductivity changes
US20220087561A1 (en) * 2019-01-14 2022-03-24 Koninklijke Philips N.V. Compartment-specific down-scaling of high-frequency conductivity to low-frequency conductivity for eeg
EP3736593A1 (en) * 2019-05-09 2020-11-11 Koninklijke Philips N.V. Dual echo steady state mr imaging using bipolar diffusion gradients
CN115003222B (zh) * 2020-01-15 2025-05-13 朝日英达科株式会社 测定装置、检测装置以及测定方法
CN113495242B (zh) * 2020-04-03 2022-12-20 上海联影医疗科技股份有限公司 相位误差探测方法、装置、磁共振系统及其成像方法
JP7438398B2 (ja) * 2020-11-11 2024-02-26 朝日インテック株式会社 測定装置および測定方法
US11698428B2 (en) 2021-01-27 2023-07-11 The University Of Tokyo Information processing apparatus and information processing method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7057388B2 (en) * 2002-11-18 2006-06-06 Koninklijke Philips Electronics N.V. Magnetic resonance method and device
AU2003285798A1 (en) * 2003-01-10 2004-08-10 Kohwang Foundation, Kohwang Board Of Trustee System and method for three-dimensional visualization of conductivity and current density distribution in electrically conducting object
GB0427686D0 (en) * 2004-12-17 2005-02-02 Univ Basel Method for detection and imaging of synchronous spin and charged particle motion
EP1896865A2 (en) * 2005-06-24 2008-03-12 Koninklijke Philips Electronics N.V. Magnetic resonance device and method
EP1915089B1 (en) * 2005-08-08 2013-04-10 Koninklijke Philips Electronics N.V. Electric impedance imaging system, method, and computer program
CN101680937B (zh) * 2007-05-03 2014-04-02 皇家飞利浦电子股份有限公司 磁共振设备和方法
JP2009119204A (ja) * 2007-11-13 2009-06-04 Masaki Sekino インピーダンス分布測定方法及びインピーダンス分布測定装置
JP5177379B2 (ja) * 2008-01-07 2013-04-03 株式会社日立メディコ 磁気共鳴イメージング装置
CN102713657B (zh) * 2010-01-18 2016-03-02 皇家飞利浦电子股份有限公司 电性质断层摄影成像方法及系统
JP6038654B2 (ja) * 2010-08-26 2016-12-07 株式会社日立製作所 磁気共鳴イメージング装置及び振動誤差磁場低減方法
JP6030143B2 (ja) * 2011-10-18 2016-11-24 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Ｍｒ電気特性断層撮影

Also Published As

Publication number Publication date
BR112014009099A2 (pt) 2017-07-18
RU2616984C2 (ru) 2017-04-19
US20140239951A1 (en) 2014-08-28
CN103957785B (zh) 2016-12-07
JP6030143B2 (ja) 2016-11-24
CN103957785A (zh) 2014-07-30
WO2013057655A1 (en) 2013-04-25
RU2014119872A (ru) 2015-11-27
JP2014530081A (ja) 2014-11-17
EP2753238A1 (en) 2014-07-16

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