HK1219132A1 - 用於带具有分流器的环件的mri的磁场生成 - Google Patents

用於带具有分流器的环件的mri的磁场生成 Download PDF

Info

Publication number
HK1219132A1
HK1219132A1 HK16107070.0A HK16107070A HK1219132A1 HK 1219132 A1 HK1219132 A1 HK 1219132A1 HK 16107070 A HK16107070 A HK 16107070A HK 1219132 A1 HK1219132 A1 HK 1219132A1
Authority
HK
Hong Kong
Prior art keywords
loop
thick
mri
loops
generation
Prior art date
Application number
HK16107070.0A
Other languages
English (en)
Chinese (zh)
Inventor
．哈班達
H．S．哈班达
Original Assignee
J.S.帕斯理查企业有限责任公司
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 J.S.帕斯理查企业有限责任公司 filed Critical J.S.帕斯理查企业有限责任公司
Publication of HK1219132A1 publication Critical patent/HK1219132A1/zh

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
    • G01R33/32—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
    • G01R33/387—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
    • G01R33/38—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
    • 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
    • G01R33/3854—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils means for active and/or passive vibration damping or acoustical noise suppression in gradient magnet coil systems

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
HK16107070.0A 2013-02-14 2013-02-14 用於带具有分流器的环件的mri的磁场生成 HK1219132A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2013/026006 WO2014126561A1 (en) 2013-02-14 2013-02-14 Generation of magnetic fields for mri with loops having current shunts

Publications (1)

Publication Number Publication Date
HK1219132A1 true HK1219132A1 (zh) 2017-03-24

Family

ID=48040401

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16107070.0A HK1219132A1 (zh) 2013-02-14 2013-02-14 用於带具有分流器的环件的mri的磁场生成

Country Status (11)

Country Link
US (1) US20150377992A1 (enExample)
EP (1) EP2956787A1 (enExample)
JP (1) JP2016506852A (enExample)
KR (5) KR20240154689A (enExample)
CN (1) CN105122078B9 (enExample)
AU (1) AU2013378163C1 (enExample)
BR (1) BR112015019474B1 (enExample)
CA (1) CA2939982C (enExample)
HK (1) HK1219132A1 (enExample)
MX (1) MX367169B (enExample)
WO (1) WO2014126561A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4270038A1 (de) * 2022-04-27 2023-11-01 Siemens Healthcare GmbH Magnetanordnung für eine magnetresonanzvorrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8432439D0 (en) * 1984-12-21 1985-02-06 Oxford Magnet Tech Magnet assembly
DE4111508C2 (de) * 1991-04-09 1994-07-14 Bruker Medizintech Vorrichtung zum Anregen und/oder Messen magnetischer Resonanz
US5160888A (en) * 1991-04-29 1992-11-03 Bruker Instruments, Inc. Method and apparatus for one sided magnetic resonance imaging
DE10025582C1 (de) * 2000-05-24 2001-12-06 Siemens Ag Elektrische Leiteranordnung
DE10114319C2 (de) * 2001-03-23 2003-02-13 Siemens Ag Shimvorrichtung für ein Magnetresonanzgerät
DE10352381B4 (de) * 2003-11-10 2009-07-30 Siemens Ag Erzeuger zeitvariabler Magnetfelder eines Magnetresonanzgeräts und Magnetresonanzgerät mit dem Erzeuger
US6933724B2 (en) * 2003-11-21 2005-08-23 General Electric Company Matrix coil for generating a variable magnetic field
WO2010101559A1 (en) * 2009-03-01 2010-09-10 Israel Henry M Mri breast image magnet structure
JP5570910B2 (ja) * 2009-09-28 2014-08-13 株式会社東芝 磁気共鳴イメージング装置
CN102959408A (zh) * 2010-07-07 2013-03-06 阿尔卑斯绿色器件株式会社 电流传感器
WO2013023186A1 (en) * 2011-08-10 2013-02-14 Kharbanda Hardave S System and method for the establishment of magnetic field patterns in a coil set with voltage-driven current shunts

Also Published As

Publication number Publication date
KR20210111858A (ko) 2021-09-13
AU2013378163C1 (en) 2019-01-17
AU2013378163A1 (en) 2015-10-01
CN105122078A (zh) 2015-12-02
CA2939982A1 (en) 2014-08-21
JP2016506852A (ja) 2016-03-07
KR20150133192A (ko) 2015-11-27
MX2015010588A (es) 2017-10-11
US20150377992A1 (en) 2015-12-31
AU2013378163B2 (en) 2018-04-26
WO2014126561A1 (en) 2014-08-21
BR112015019474A2 (pt) 2017-07-18
BR112015019474B1 (pt) 2022-02-01
CN105122078B9 (zh) 2019-06-04
KR20200118893A (ko) 2020-10-16
EP2956787A1 (en) 2015-12-23
KR20220162887A (ko) 2022-12-08
MX367169B (es) 2019-08-07
KR20240154689A (ko) 2024-10-25
CN105122078B (zh) 2019-04-05
CA2939982C (en) 2023-10-24

Similar Documents

Publication Publication Date Title
MX378464B (es) Mètodos y aparato de potencia de bobina magnètica.
BR112017004336A2 (pt) métodos e aparelhos de formação de imagem por ressonância magnética de campo baixo
MX2017015669A (es) Nuevos compuestos de quelato de gadolinio para usar en imagenes de resonancia magnetica.
BR112019009843A8 (pt) Métodos e aparelhos portáteis de formação de imagem com ressonância magnética de campo baixo
HK1243307A1 (zh) 用於低场磁共振的脉冲序列
MY186139A (en) Coil assembly for magnetic resonance imaging
GB2535403A (en) System and method for energizing a superconducting magnet of an MRI system
EP3531158A3 (en) Gradient power architecture for a mri system
IN2014DE00965A (enExample)
WO2014204556A3 (en) Encapsulating magnetic fields for plasma confinement
Stockmann et al. Combined shim-RF array for highly efficient shimming of the brain at 7 Tesla
HK1219132A1 (zh) 用於带具有分流器的环件的mri的磁场生成
GB2547572A (en) A single wire guidance system for ranging using unbalanced magnetic fields
EP3462892A4 (en) Cross-coupled regions for pasteurization and pasteurization methods using synchronized peak electric and magnetic fields
Smith Nuclear Moments and Spins
Wintzheimer et al. A 50-channel matrix gradient system: A feasibility study
GB2536181A (en) Electro magnetic interference shielding coil for an MRI system
EP2972443A4 (en) Versatile superconducting magnet for extremities magnetic resonance imaging
Dolgij et al. Spin-rotating magnet for the ΔσL (np) experiment at JINR VBLHEP
Zhu et al. A novel passive shimming method for 0.7 T biplanar superconducting MRI
Petrova On the Rerpesentation of the Continental Drift with a Circuit Current Loop Model
KR20160104952A (ko) 투자율 측정장치
Wintzheimer et al. A novel gradient design: simultaneous generation of fast switchable linear and high order field gradient for MR imaging
Miwa et al. Voltage-induced magnetic anisotropy change in FePt| MgO tunnel junctions investigated by x-ray magnetic circular dichroism spectroscopy
UA85613U (ru) Устройство индикации тока в отдельных фазах электрооборудования