GB2492469B - System and apparatus for balancing radial forces in a gradient coil - Google Patents

System and apparatus for balancing radial forces in a gradient coil

Info

Publication number
GB2492469B
GB2492469B GB1211418.7A GB201211418A GB2492469B GB 2492469 B GB2492469 B GB 2492469B GB 201211418 A GB201211418 A GB 201211418A GB 2492469 B GB2492469 B GB 2492469B
Authority
GB
United Kingdom
Prior art keywords
gradient coil
radial forces
balancing radial
balancing
forces
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
GB1211418.7A
Other languages
English (en)
Other versions
GB2492469A (en
GB201211418D0 (en
Inventor
Kebede Kidane Tesfaye
J Havens Timothy
Jiang Longzhi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB201211418D0 publication Critical patent/GB201211418D0/en
Publication of GB2492469A publication Critical patent/GB2492469A/en
Application granted granted Critical
Publication of GB2492469B publication Critical patent/GB2492469B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01R33/385—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)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB1211418.7A 2011-06-30 2012-06-27 System and apparatus for balancing radial forces in a gradient coil Active GB2492469B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161503401P 2011-06-30 2011-06-30
US13/183,647 US8766635B2 (en) 2011-06-30 2011-07-15 System and apparatus for balancing radial forces in a gradient coil

Publications (3)

Publication Number Publication Date
GB201211418D0 GB201211418D0 (en) 2012-08-08
GB2492469A GB2492469A (en) 2013-01-02
GB2492469B true GB2492469B (en) 2016-12-21

Family

ID=46704308

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1211418.7A Active GB2492469B (en) 2011-06-30 2012-06-27 System and apparatus for balancing radial forces in a gradient coil

Country Status (5)

Country Link
US (1) US8766635B2 (enExample)
JP (1) JP6061518B2 (enExample)
CN (1) CN103033780A (enExample)
DE (1) DE102012105680A1 (enExample)
GB (1) GB2492469B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6450065B2 (ja) * 2013-04-25 2019-01-09 株式会社吉田製作所 磁気共鳴イメージング装置
US20160069967A1 (en) * 2014-09-10 2016-03-10 General Electric Company Apparatus and system for imaging an intubated patient
DE102017217021B4 (de) * 2016-09-30 2023-01-05 Siemens Healthcare Gmbh Medizinische Bildgebungsvorrichtung mit einer Gehäuseeinheit aufweisend eine Versteifungsgittereinheit mit trapezförmigen Gitterzwischenräumen und eine elastische Verkleidungsschicht
DE102018206643A1 (de) 2018-04-27 2019-10-31 Siemens Healthcare Gmbh Gradientenspuleneinheit für ein Magnetresonanzgerät
JP7076339B2 (ja) * 2018-09-04 2022-05-27 富士フイルムヘルスケア株式会社 磁気共鳴イメージング装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5764059A (en) * 1993-06-02 1998-06-09 British Technology Group Limited Acoustic screen
US5942898A (en) * 1996-12-13 1999-08-24 Picker International, Inc. Thrust balanced bi-planar gradient set for MRI scanners
US20080315878A1 (en) * 2003-11-25 2008-12-25 Koninklijke Philips Electronics Nv Actively Shielded Gradient Coil System Comprising Additional Additional Eddy Current Shield System

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4812797A (en) * 1988-03-22 1989-03-14 General Electric Company Compensation coil for temporal drift of a superconducting magnet
US5278504A (en) * 1989-06-16 1994-01-11 Picker International, Inc. Gradient coil with off center sweet spot for magnetic resonance imaging
US5545996A (en) * 1994-03-15 1996-08-13 Picker International, Inc. Gradient coil with cancelled net thrust force
US5539367A (en) * 1994-05-02 1996-07-23 General Electric Company Superconducting gradient shields in magnetic resonance imaging magnets
JPH08252235A (ja) * 1995-03-16 1996-10-01 Toshiba Corp 磁気共鳴映像装置
EP1046053A1 (en) * 1998-10-28 2000-10-25 Koninklijke Philips Electronics N.V. Mri apparatus with a mechanically integrated eddy current shield in the gradient system
GB9923648D0 (en) * 1999-10-07 1999-12-08 Magnex Scient Limited Acoustic liner
GB0006356D0 (en) 2000-03-17 2000-05-03 Mansfield Peter Active acoustic control in gradient coil design for MRI
WO2002052291A1 (en) * 2000-12-22 2002-07-04 Koninklijke Philips Electronics N.V. Mri apparatus
US6894498B2 (en) * 2003-03-12 2005-05-17 Mrscience Llc Active vibration compensation for MRI gradient coil support to reduce acoustic noise in MRI scanners
US7141974B2 (en) 2003-08-25 2006-11-28 William A Edelstein Active-passive electromagnetic shielding to reduce MRI acoustic noise

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5764059A (en) * 1993-06-02 1998-06-09 British Technology Group Limited Acoustic screen
US5942898A (en) * 1996-12-13 1999-08-24 Picker International, Inc. Thrust balanced bi-planar gradient set for MRI scanners
US20080315878A1 (en) * 2003-11-25 2008-12-25 Koninklijke Philips Electronics Nv Actively Shielded Gradient Coil System Comprising Additional Additional Eddy Current Shield System

Also Published As

Publication number Publication date
CN103033780A (zh) 2013-04-10
DE102012105680A1 (de) 2013-01-03
US8766635B2 (en) 2014-07-01
GB2492469A (en) 2013-01-02
US20130002252A1 (en) 2013-01-03
GB201211418D0 (en) 2012-08-08
JP6061518B2 (ja) 2017-01-18
JP2013013724A (ja) 2013-01-24

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20250807 AND 20250813