BR112015007079A2 - método de imageamento por rm, dispositivo de rm e programa de computador para ser executado em um dispositivo de rm - Google Patents

método de imageamento por rm, dispositivo de rm e programa de computador para ser executado em um dispositivo de rm

Info

Publication number
BR112015007079A2
BR112015007079A2 BR112015007079A BR112015007079A BR112015007079A2 BR 112015007079 A2 BR112015007079 A2 BR 112015007079A2 BR 112015007079 A BR112015007079 A BR 112015007079A BR 112015007079 A BR112015007079 A BR 112015007079A BR 112015007079 A2 BR112015007079 A2 BR 112015007079A2
Authority
BR
Brazil
Prior art keywords
computer program
imaging method
captured
during
run
Prior art date
Application number
BR112015007079A
Other languages
English (en)
Portuguese (pt)
Inventor
Michiel Den Harder Johan
Nehrke Kay
Boernert Peter
Hendrik Rozijn Thomas
Original Assignee
Koninklijke 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 Koninklijke Philips Nv filed Critical Koninklijke Philips Nv
Publication of BR112015007079A2 publication Critical patent/BR112015007079A2/pt

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
    • G01R33/24—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]
    • 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
    • G01R33/5611—Parallel magnetic resonance imaging, e.g. sensitivity encoding [SENSE], simultaneous acquisition of spatial harmonics [SMASH], unaliasing by Fourier encoding of the overlaps using the temporal dimension [UNFOLD], k-t-broad-use linear acquisition speed-up technique [k-t-BLAST], k-t-SENSE
    • 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • 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
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
BR112015007079A 2012-10-02 2013-09-11 método de imageamento por rm, dispositivo de rm e programa de computador para ser executado em um dispositivo de rm BR112015007079A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261708680P 2012-10-02 2012-10-02
PCT/IB2013/058447 WO2014053927A1 (en) 2012-10-02 2013-09-11 Metal resistant mr imaging reference scan

Publications (1)

Publication Number Publication Date
BR112015007079A2 true BR112015007079A2 (pt) 2017-07-04

Family

ID=49585456

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015007079A BR112015007079A2 (pt) 2012-10-02 2013-09-11 método de imageamento por rm, dispositivo de rm e programa de computador para ser executado em um dispositivo de rm

Country Status (8)

Country Link
US (1) US9977108B2 (https=)
JP (1) JP6275148B2 (https=)
CN (1) CN104685368B (https=)
BR (1) BR112015007079A2 (https=)
DE (1) DE112013004852T5 (https=)
GB (1) GB2521789B (https=)
RU (1) RU2015116879A (https=)
WO (1) WO2014053927A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10156625B2 (en) * 2013-08-12 2018-12-18 Koninklijke Philips N.V. MR imaging with B1 mapping
JP2016533838A (ja) * 2013-09-10 2016-11-04 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 金属耐性ｍｒイメージング
US10222437B2 (en) 2013-10-21 2019-03-05 Koninklijke Philips N.V. MR imaging with temperature mapping
DE112015005479B4 (de) * 2014-12-04 2024-09-19 General Electric Company Verfahren und System zur verbesserten Klassifizierung von Bestandsmaterialien
RU2702843C2 (ru) * 2014-12-15 2019-10-11 Конинклейке Филипс Н.В. Спин-эхо мр-визуализация
CN107592912B (zh) * 2015-05-13 2020-12-01 皇家飞利浦有限公司 利用rf线圈灵敏度映射的并行mr成像
CN105388435B (zh) * 2015-12-29 2018-09-18 沈阳东软医疗系统有限公司 一种磁共振成像系统射频线圈的调谐装置及方法
WO2018036986A1 (en) * 2016-08-25 2018-03-01 Koninklijke Philips N.V. Bo-corrected sensitivity encoding magnetic resonance imaging
EP3413074A1 (en) * 2017-06-09 2018-12-12 Koninklijke Philips N.V. Parallel multi-slice mr imaging
CN108324275B (zh) * 2018-01-03 2021-05-28 上海东软医疗科技有限公司 一种磁共振成像信号和波谱信号的采集方法和装置
EP3531154A1 (en) * 2018-02-22 2019-08-28 Koninklijke Philips N.V. Dixon mr imaging using a multi-gradient-echo sequence
US12038490B2 (en) * 2018-09-28 2024-07-16 Siemens Healthineers Ag Method for recording diagnostic measurement data of a knee of an examination object in knee imaging by a magnetic resonance device
EP3730962A1 (en) * 2019-04-23 2020-10-28 Koninklijke Philips N.V. Parallel mr imaging using wave-encoding
EP3709042A1 (en) * 2019-03-14 2020-09-16 Koninklijke Philips N.V. Mr imaging using a 3d radial or spiral acquisition with soft motion gating
DE102019207558A1 (de) * 2019-05-23 2020-11-26 Siemens Healthcare Gmbh Verfahren zur Aufnahme von Magnetresonanzdaten, Magnetresonanzeinrichtung, Computerprogramm und elektronisch lesbarer Datenträger
DE102020212183A1 (de) * 2020-09-28 2022-03-31 Siemens Healthcare Gmbh Verfahren zur Erstellung von diffusionsgewichteten und nicht-diffusionsgewichteten Messdaten mittels Magnetresonanz
DE102020212281B4 (de) * 2020-09-29 2022-05-12 Siemens Healthcare Gmbh Verfahren zur zeitsparenden Erzeugung einer B0-Karte basierend auf einer Doppelecho-Sequenz mit stimulierten Echos und Magnetresonanzvorrichtung
US12510616B2 (en) 2023-06-30 2025-12-30 Canon Medical Systems Corporation Magnetic resonance imaging method, system, and computer program product utilizing B1 amplitude-based corrections

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4885542A (en) 1988-04-14 1989-12-05 The Regents Of The University Of California MRI compensated for spurious NMR frequency/phase shifts caused by spurious changes in magnetic fields during NMR data measurement processes
US5378985A (en) * 1993-07-15 1995-01-03 General Electric Company Fast spin echo prescan for MRI system
WO2005071429A1 (en) * 2004-01-15 2005-08-04 Koninklijke Philips Electronics, N.V. Coil sensitivity estimation for parallel imaging
JP4647959B2 (ja) * 2004-09-10 2011-03-09 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、画像均一度評価方法および画像均一度評価装置
JP4825029B2 (ja) 2006-03-17 2011-11-30 富士通セミコンダクター株式会社 ボンディング装置及びボンディング方法
JP5243421B2 (ja) 2006-07-18 2013-07-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ マルチコイルｍｒｉのアーティファクト抑制
EP2667215B1 (en) * 2007-11-08 2019-03-13 Koninklijke Philips N.V. Method of performing an mri reference scan
EP2233941A1 (en) * 2009-03-25 2010-09-29 Koninklijke Philips Electronics N.V. MR imaging using parallel signal acquisition
US8305077B2 (en) 2009-07-06 2012-11-06 University Of Utah Research Foundation Phase sensitive radio frequency mapping for magnetic resonance imaging
US8791695B2 (en) 2009-08-31 2014-07-29 University Of New Brunswick Magnetic resonance apparatus and method
JP5718655B2 (ja) 2010-04-30 2015-05-13 株式会社東芝 磁気共鳴イメージング装置
US9297870B2 (en) 2010-05-27 2016-03-29 Koninklijke Philips N.V. Magnetic resonance examination with instrument detection
US8912795B2 (en) 2010-11-30 2014-12-16 Wine Scanner Inc. Nuclear magnetic resonance scanning of metal containers using medium-field technology
EP2461175A1 (en) 2010-12-02 2012-06-06 Koninklijke Philips Electronics N.V. MR imaging using a multi-point Dixon technique
EP2500742A1 (en) 2011-03-17 2012-09-19 Koninklijke Philips Electronics N.V. Restriction of the imaging region for MRI in an inhomogeneous magnetic field

Also Published As

Publication number Publication date
JP6275148B2 (ja) 2018-02-07
JP2015530175A (ja) 2015-10-15
GB201507413D0 (en) 2015-06-17
CN104685368A (zh) 2015-06-03
RU2015116879A (ru) 2016-11-27
US9977108B2 (en) 2018-05-22
GB2521789B (en) 2020-02-26
DE112013004852T5 (de) 2015-06-18
US20150253406A1 (en) 2015-09-10
CN104685368B (zh) 2017-09-05
WO2014053927A1 (en) 2014-04-10
GB2521789A (en) 2015-07-01

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2479 DE 10-07-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.