IN2014KN02928A - - Google Patents

Info

Publication number
IN2014KN02928A
IN2014KN02928A IN2928KON2014A IN2014KN02928A IN 2014KN02928 A IN2014KN02928 A IN 2014KN02928A IN 2928KON2014 A IN2928KON2014 A IN 2928KON2014A IN 2014KN02928 A IN2014KN02928 A IN 2014KN02928A
Authority
IN
India
Prior art keywords
spatial
encoding
field
image
inhomogeneities
Prior art date
Application number
Other languages
English (en)
Inventor
Lawrence L Wald
Clarissa Zimmerman
Jason Stockmann
Original Assignee
Gen Hospital Corp
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 Gen Hospital Corp filed Critical Gen Hospital Corp
Publication of IN2014KN02928A publication Critical patent/IN2014KN02928A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
    • A61B5/004—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part
    • A61B5/0042—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part for the brain
    • 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
    • G01R33/34092—RF coils specially adapted for NMR spectrometers
    • 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
    • G01R33/28—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
    • G01R33/383—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using permanent magnets
    • 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]
    • G01R33/46—NMR 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
    • G01R33/28—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
    • G01R33/3802—Manufacture or installation of magnet assemblies; Additional hardware for transportation or installation of the magnet assembly or for providing mechanical support to components of the magnet assembly
    • 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]
    • G01R33/445—MR involving a non-standard magnetic field B0, e.g. of low magnitude as in the earth's magnetic field or in nanoTesla spectroscopy, comprising a polarizing magnetic field for pre-polarisation, B0 with a temporal variation of its magnitude or direction such as field cycling of B0 or rotation of the direction of B0, or spatially inhomogeneous B0 like in fringe-field MR or in stray-field 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
    • G01R33/44—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

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Neurology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IN2928KON2014 2012-06-15 2012-10-22 IN2014KN02928A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261660278P 2012-06-15 2012-06-15
PCT/US2012/061341 WO2013187924A1 (en) 2012-06-15 2012-10-22 System and method for portable magnetic resonance imaging using a rotating array of permanent magnets

Publications (1)

Publication Number Publication Date
IN2014KN02928A true IN2014KN02928A (enrdf_load_stackoverflow) 2015-05-08

Family

ID=49758582

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2928KON2014 IN2014KN02928A (enrdf_load_stackoverflow) 2012-06-15 2012-10-22

Country Status (11)

Country Link
US (1) US10359481B2 (enrdf_load_stackoverflow)
EP (2) EP3933427A1 (enrdf_load_stackoverflow)
JP (2) JP6317341B2 (enrdf_load_stackoverflow)
KR (1) KR102020534B1 (enrdf_load_stackoverflow)
CN (1) CN104507386B (enrdf_load_stackoverflow)
DK (1) DK2861136T3 (enrdf_load_stackoverflow)
ES (1) ES2885525T3 (enrdf_load_stackoverflow)
HU (1) HUE055708T2 (enrdf_load_stackoverflow)
IN (1) IN2014KN02928A (enrdf_load_stackoverflow)
PT (1) PT2861136T (enrdf_load_stackoverflow)
WO (1) WO2013187924A1 (enrdf_load_stackoverflow)

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US11642069B2 (en) * 2015-06-04 2023-05-09 The Research Foundation For The State University Of New York Diagnosis of mild traumatic brain injury
US10527565B2 (en) 2015-07-29 2020-01-07 Chevron U.S.A. Inc. NMR sensor for analyzing core or fluid samples from a subsurface formation
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WO2017134635A1 (en) * 2016-02-04 2017-08-10 Clear-Cut Medical Ltd. Mri imaging system using permanent magnet array
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KR20190087455A (ko) 2016-11-22 2019-07-24 하이퍼파인 리서치, 인크. 자기 공명 이미지들에서의 자동화된 검출을 위한 시스템들 및 방법들
US10627464B2 (en) 2016-11-22 2020-04-21 Hyperfine Research, Inc. Low-field magnetic resonance imaging methods and apparatus
US10585153B2 (en) 2016-11-22 2020-03-10 Hyperfine Research, Inc. Rotatable magnet methods and apparatus for a magnetic resonance imaging system
WO2018183035A1 (en) 2017-03-31 2018-10-04 Duke University Mri rf coil assemblies with rf coil elements that allow wireless communication data transmission and related methods and systems
WO2018187825A1 (en) * 2017-04-13 2018-10-18 The University Of Queensland Measurement magnet arrangement
US11333728B2 (en) * 2017-04-13 2022-05-17 The University Of Queensland Pre-polarisation magnet arrangement
KR20210013563A (ko) 2018-05-21 2021-02-04 하이퍼파인 리서치, 인크. 자기 공명 이미징 시스템을 위한 b0 자석 방법들 및 장치들
CN109009111A (zh) * 2018-07-16 2018-12-18 重庆大学 低场核磁共振脑出血动态监护仪控制系统
US12040131B2 (en) 2018-11-05 2024-07-16 Bionaut Labs Ltd. Magnetic propulsion system for magnetic devices
CN109738839B (zh) * 2018-12-29 2021-04-27 佛山瑞加图医疗科技有限公司 应用于旋转磁共振的射频线圈系统
CN109696642B (zh) * 2018-12-29 2024-06-04 佛山瑞加图医疗科技有限公司 射频线圈装置及磁共振成像系统
CN109932671A (zh) * 2019-04-02 2019-06-25 重庆大学产业技术研究院 一种应用于脑卒中诊断的超低场核磁共振成像装置
DE102019216041B4 (de) 2019-10-17 2023-02-09 Bruker Biospin Mri Gmbh Hybrid-Bildgebungsvorrichtung, Verfahren zur Auslegung einer Mag-netanordnung, Verfahren zur kombinierten Aufnahme von MPI und/oder CT- Daten und/oder MRI-Daten mittels mechanisch koppelbarer bzw. entkoppelbarer und verdrehbarer Magnetringe
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US11656308B2 (en) * 2019-12-10 2023-05-23 Hyperfine Operations, Inc. Permanent magnet assembly for magnetic resonance imaging with non-ferromagnetic frame
CN111161937B (zh) * 2019-12-27 2021-04-27 浙江大学 一种基于磁铁阵列的磁场产生和控制系统及其工作方法
DE102020200013A1 (de) * 2020-01-03 2021-07-08 Siemens Healthcare Gmbh Magnetresonanzeinrichtung und Verfahren zum Betrieb einer Magnetresonanzeinrichtung, Computerprogramm und elektronisch lesbarer Datenträger
US11085890B1 (en) 2020-01-31 2021-08-10 Royal Biotech Inc System for facilitating non-invasive in-situ imaging of metabolic processes of plants
DE102020202097B3 (de) 2020-02-19 2021-04-08 Bruker Biospin Mri Gmbh MPI-Bildgebungsvorrichtung, Verfahren zur Erzeugung eines Magnetfelds mit einem Gradienten und einer feldfreien Linie mittels einer MPI-Bildgebungsvorrichtung
EP3896473A1 (en) * 2020-04-17 2021-10-20 Siemens Healthcare GmbH Magnet system for a magnetic resonance imaging system
US12290323B2 (en) 2020-04-24 2025-05-06 The General Hospital Corporation Point-of-care magnetic resonance imaging system for lumbar puncture guidance
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CN112684390A (zh) * 2020-11-03 2021-04-20 成都易检医疗科技有限公司 低功率磁共振成像装置、方法、系统及存储介质
CN114910844B (zh) * 2021-02-10 2024-04-19 清华大学 磁场增强组件及磁场增强器件
CN113197566B (zh) * 2021-04-23 2022-07-08 无锡鸣石峻致医疗科技有限公司 一种便携式核磁共振检测系统的体内定位方法、装置、计算机设备及核磁共振检测系统
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Also Published As

Publication number Publication date
EP2861136A4 (en) 2016-03-30
CN104507386A (zh) 2015-04-08
EP2861136B1 (en) 2021-06-09
HUE055708T2 (hu) 2021-12-28
JP2015519175A (ja) 2015-07-09
JP6317341B2 (ja) 2018-04-25
US20150177343A1 (en) 2015-06-25
JP6522079B2 (ja) 2019-05-29
EP3933427A1 (en) 2022-01-05
ES2885525T3 (es) 2021-12-14
KR102020534B1 (ko) 2019-09-10
CN104507386B (zh) 2019-04-19
US10359481B2 (en) 2019-07-23
EP2861136A1 (en) 2015-04-22
KR20150023024A (ko) 2015-03-04
DK2861136T3 (da) 2021-09-06
WO2013187924A1 (en) 2013-12-19
JP2018038844A (ja) 2018-03-15
PT2861136T (pt) 2021-07-13

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