BR112016028985A2 - sistemas de imagens por ressonância magnética e respectivos métodos de uso - Google Patents

sistemas de imagens por ressonância magnética e respectivos métodos de uso

Info

Publication number
BR112016028985A2
BR112016028985A2 BR112016028985A BR112016028985A BR112016028985A2 BR 112016028985 A2 BR112016028985 A2 BR 112016028985A2 BR 112016028985 A BR112016028985 A BR 112016028985A BR 112016028985 A BR112016028985 A BR 112016028985A BR 112016028985 A2 BR112016028985 A2 BR 112016028985A2
Authority
BR
Brazil
Prior art keywords
superconducting magnet
methods
tesla
magnetic resonance
resonance imaging
Prior art date
Application number
BR112016028985A
Other languages
English (en)
Inventor
Parkinson Benjamin
Slade Robert
Original Assignee
Victoria Link Ltd
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 Victoria Link Ltd filed Critical Victoria Link Ltd
Publication of BR112016028985A2 publication Critical patent/BR112016028985A2/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
    • G01R33/28—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
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • G01R33/3815—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets with superconducting coils, e.g. power supply therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H01F6/04—Cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
    • 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
    • G01R33/28—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
    • G01R33/3804—Additional hardware for cooling or heating of the magnet assembly, for housing a cooled or heated part of the magnet assembly or for temperature control 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
    • G01R33/28—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
    • 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
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3875—Compensation of inhomogeneities using correction coil assemblies, e.g. active shimming
    • 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
    • G01R33/42—Screening
    • G01R33/421—Screening of main or gradient magnetic field
    • 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
    • G01R33/42—Screening
    • G01R33/422—Screening of the radio frequency field

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)

Abstract

um sistema de irm de corpo inteiro de baixo custo, compacto e facilmente transportável é completamente autônomo em um contêiner padrão. um imã supercondutor de alta temperatura é resfriado por condução e não usa líquido criogênico e tem uma intensidade de campo entre 0,5 tesla e 1 tesla. o imã supercondutor supera as logísticas complexas associadas com o envio e instalação de um imã supercondutor resfriado por hélio líquido convencional. irm diagnóstica de rotina tornada acessível em economias em desenvolvimento ou em locais em que a instalação de irms fixos ou móveis convencionais é não econômica ou impraticável.
BR112016028985A 2014-06-11 2015-06-10 sistemas de imagens por ressonância magnética e respectivos métodos de uso BR112016028985A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462010894P 2014-06-11 2014-06-11
PCT/IB2015/054395 WO2015189786A1 (en) 2014-06-11 2015-06-10 Transportable magnetic resonance imaging system

Publications (1)

Publication Number Publication Date
BR112016028985A2 true BR112016028985A2 (pt) 2017-08-22

Family

ID=54832982

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112016028985A BR112016028985A2 (pt) 2014-06-11 2015-06-10 sistemas de imagens por ressonância magnética e respectivos métodos de uso

Country Status (3)

Country Link
CN (1) CN106716166A (pt)
BR (1) BR112016028985A2 (pt)
WO (1) WO2015189786A1 (pt)

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DE102016200375A1 (de) * 2016-01-14 2017-07-20 Siemens Aktiengesellschaft Vorrichtung und Verfahren zur Messung von Magnetresonanzsignalen
WO2017128281A1 (en) 2016-01-29 2017-08-03 Shanghai United Imaging Healthcare Co., Ltd. Method and apparatus for temperature control in a pet detector
US10627464B2 (en) 2016-11-22 2020-04-21 Hyperfine Research, Inc. Low-field magnetic resonance imaging methods and apparatus
CN109983474A (zh) 2016-11-22 2019-07-05 海珀菲纳研究股份有限公司 用于磁共振图像中的自动检测的系统和方法
CN107907844B (zh) * 2017-11-03 2020-04-24 上海联影医疗科技有限公司 磁共振成像设备及其匀场方法
CN108872900A (zh) * 2018-07-02 2018-11-23 中国科学院武汉物理与数学研究所 一种时分复用核磁共振梯度数字预加重装置
CN110745392A (zh) * 2018-07-23 2020-02-04 西门子保健有限责任公司 集装箱装置
US20220016442A1 (en) * 2018-11-22 2022-01-20 Tokamak Energy Ltd Rapid dump of partially insulated superconducting magnet
CN111505549A (zh) * 2019-01-31 2020-08-07 中加健康工程研究院(合肥)有限公司 一种可移动的mri系统
JP7171943B2 (ja) * 2019-03-22 2022-11-15 コーニンクレッカ フィリップス エヌ ヴェ 持続電流スイッチの温度を制御するためのシステム
US12019128B2 (en) 2019-11-06 2024-06-25 Advanced Imaging Research, Inc. Accessible magnetic resonance imaging system
CN110779235B (zh) * 2019-11-06 2021-12-03 珠海格力智能装备有限公司 磁制冷机的控制方法及装置
CN111330167B (zh) * 2020-03-06 2021-12-24 上海联影医疗科技股份有限公司 一种磁共振图像引导的放射治疗系统
CN113495238B (zh) * 2020-04-07 2024-07-09 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） 有背景磁场的动态超导磁体热负载测试系统
CN112768172B (zh) * 2020-12-29 2023-07-28 上海联影医疗科技股份有限公司 一种物体冷却装置
US20220340274A1 (en) * 2021-04-26 2022-10-27 Joulea Llc Remote deployable transient sensory kit
FR3127625B1 (fr) * 2021-09-29 2023-11-24 David Carmine Raymond Rovere Dispositif de transport et de traitement d’au moins un aimant
GB202117049D0 (en) * 2021-11-25 2022-01-12 Tokamak Energy Ltd High saturation HTS magnet ramp-up
TR2021021760A2 (tr) * 2021-12-30 2022-02-21 T C Ankara Ueniversitesi Rektoerluegue Manyeti̇k rezonans görüntüleme ci̇hazlarinda kullanilmak üzere bi̇r miknatis
EP4300119A1 (en) * 2022-06-29 2024-01-03 Siemens Healthcare Limited Thermal bus structure for a magnetic resonance imaging device
EP4407335A1 (en) * 2023-01-24 2024-07-31 Koninklijke Philips N.V. Shimming a magnetic resonance imaging system
GB202302817D0 (en) * 2023-02-27 2023-04-12 Cryogenic Ltd Cryogen-free solid state MAS NMR system with liquid state NMR potential
CN117269865A (zh) * 2023-11-20 2023-12-22 中国科学院电工研究所 一种高场动物磁共振成像传导冷却超导磁体结构

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US20050154291A1 (en) * 2003-09-19 2005-07-14 Lei Zhao Method of using a small MRI scanner
US7540159B2 (en) * 2003-11-26 2009-06-02 Ge Medical Systems, Inc Superconducting magnet transport method and system
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CN102117690B (zh) * 2009-12-30 2012-09-12 中国船舶重工集团公司第七研究院 一种低温超导磁体系统
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CN102686155B (zh) * 2011-01-06 2015-04-22 株式会社东芝 Pet-mri装置

Also Published As

Publication number Publication date
CN106716166A (zh) 2017-05-24
WO2015189786A1 (en) 2015-12-17

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B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired