BRPI1009856A2 - sistema de ressonância magnética envolvendo um ímã principal supercondutor, uma bobina de campo de gradiente e uma bobina rf esfriada - Google Patents

sistema de ressonância magnética envolvendo um ímã principal supercondutor, uma bobina de campo de gradiente e uma bobina rf esfriada

Info

Publication number
BRPI1009856A2
BRPI1009856A2 BRPI1009856A BRPI1009856A BRPI1009856A2 BR PI1009856 A2 BRPI1009856 A2 BR PI1009856A2 BR PI1009856 A BRPI1009856 A BR PI1009856A BR PI1009856 A BRPI1009856 A BR PI1009856A BR PI1009856 A2 BRPI1009856 A2 BR PI1009856A2
Authority
BR
Brazil
Prior art keywords
coil
cooled
magnetic resonance
main magnet
resonance system
Prior art date
Application number
BRPI1009856A
Other languages
English (en)
Inventor
Erzhen Gao
Qiyuan Ma
Original Assignee
Time Medical Holdings Company 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 Time Medical Holdings Company Ltd filed Critical Time Medical Holdings Company Ltd
Publication of BRPI1009856A2 publication Critical patent/BRPI1009856A2/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
    • 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
    • G01R33/34015—Temperature-controlled RF coils
    • G01R33/3403—Means for cooling of the RF coils, e.g. a refrigerator or a cooling vessel specially adapted for housing an RF coil
    • 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
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • G01R33/3856—Means for cooling the gradient coils or thermal shielding of the gradient 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34015—Temperature-controlled RF coils
    • G01R33/34023—Superconducting RF coils

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
BRPI1009856A 2009-03-10 2010-03-10 sistema de ressonância magnética envolvendo um ímã principal supercondutor, uma bobina de campo de gradiente e uma bobina rf esfriada BRPI1009856A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15900809P 2009-03-10 2009-03-10
US12/416,606 US8253416B2 (en) 2009-03-10 2009-04-01 Superconductor magnetic resonance imaging system and method (super-MRI)
PCT/US2010/026811 WO2010104940A1 (en) 2009-03-10 2010-03-10 Mri system involving a superconducting main magnet, a superconducting gradient field coil and a cooled rf coil

Publications (1)

Publication Number Publication Date
BRPI1009856A2 true BRPI1009856A2 (pt) 2016-03-15

Family

ID=42174388

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1009856A BRPI1009856A2 (pt) 2009-03-10 2010-03-10 sistema de ressonância magnética envolvendo um ímã principal supercondutor, uma bobina de campo de gradiente e uma bobina rf esfriada

Country Status (9)

Country Link
US (2) US8253416B2 (pt)
EP (1) EP2406651A1 (pt)
JP (1) JP5723299B2 (pt)
CN (2) CN102483447B (pt)
BR (1) BRPI1009856A2 (pt)
CA (1) CA2754935A1 (pt)
MX (1) MX2011009523A (pt)
RU (1) RU2586390C2 (pt)
WO (1) WO2010104940A1 (pt)

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Also Published As

Publication number Publication date
US8253416B2 (en) 2012-08-28
EP2406651A1 (en) 2012-01-18
JP5723299B2 (ja) 2015-05-27
RU2011141120A (ru) 2013-04-20
CA2754935A1 (en) 2010-09-16
CN102483447A (zh) 2012-05-30
RU2586390C2 (ru) 2016-06-10
CN104914387A (zh) 2015-09-16
US20120319690A1 (en) 2012-12-20
US20100231215A1 (en) 2010-09-16
MX2011009523A (es) 2012-02-28
US9869733B2 (en) 2018-01-16
CN102483447B (zh) 2014-09-17
WO2010104940A1 (en) 2010-09-16
JP2012520132A (ja) 2012-09-06

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