ATE99803T1 - Satz magnetischer gradientenspulen fuer ein kernmagnetisches resonanzsystem mit im wesentlichen unterschiedlichen spulenabstaenden zum patienten. - Google Patents

Satz magnetischer gradientenspulen fuer ein kernmagnetisches resonanzsystem mit im wesentlichen unterschiedlichen spulenabstaenden zum patienten.

Info

Publication number
ATE99803T1
ATE99803T1 AT88308716T AT88308716T ATE99803T1 AT E99803 T1 ATE99803 T1 AT E99803T1 AT 88308716 T AT88308716 T AT 88308716T AT 88308716 T AT88308716 T AT 88308716T AT E99803 T1 ATE99803 T1 AT E99803T1
Authority
AT
Austria
Prior art keywords
gradient
gradient coils
patient
coils
axis
Prior art date
Application number
AT88308716T
Other languages
English (en)
Inventor
Lawrence E Crooks
Joseph Carlson
Original Assignee
Univ California
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 Univ California filed Critical Univ California
Application granted granted Critical
Publication of ATE99803T1 publication Critical patent/ATE99803T1/de

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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT88308716T 1987-10-07 1988-09-20 Satz magnetischer gradientenspulen fuer ein kernmagnetisches resonanzsystem mit im wesentlichen unterschiedlichen spulenabstaenden zum patienten. ATE99803T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/105,738 US4820988A (en) 1987-10-07 1987-10-07 Magnetic gradient coil set for nuclear magnetic resonace system having substantially different coil-patient spacings
EP88308716A EP0313213B1 (de) 1987-10-07 1988-09-20 Satz magnetischer Gradientenspulen für ein kernmagnetisches Resonanzsystem mit im wesentlichen unterschiedlichen Spulenabständen zum Patienten

Publications (1)

Publication Number Publication Date
ATE99803T1 true ATE99803T1 (de) 1994-01-15

Family

ID=22307517

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88308716T ATE99803T1 (de) 1987-10-07 1988-09-20 Satz magnetischer gradientenspulen fuer ein kernmagnetisches resonanzsystem mit im wesentlichen unterschiedlichen spulenabstaenden zum patienten.

Country Status (5)

Country Link
US (1) US4820988A (de)
EP (1) EP0313213B1 (de)
JP (1) JP2584005B2 (de)
AT (1) ATE99803T1 (de)
DE (1) DE3886886T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2558727B2 (ja) * 1987-08-25 1996-11-27 株式会社東芝 磁気共鳴診断装置
JP2816157B2 (ja) * 1988-09-19 1998-10-27 株式会社日立製作所 核磁気共鳴を用いた検査装置
US5177441A (en) * 1989-06-16 1993-01-05 Picker International, Inc. Elliptical cross section gradient oil
EP0430103B1 (de) * 1989-11-24 1995-06-14 Kabushiki Kaisha Toshiba Empfangsspule für einen Apparat zur Bilderzeugung mit magnetischer Kernresonanz
US5146197A (en) * 1990-01-25 1992-09-08 University Of Pittsburgh Self-shielding homogeneous spherical gradient coils
WO1994001785A1 (en) * 1992-07-10 1994-01-20 Doty Scientific, Inc. Solenoidal, octopolar, transverse gradient coils
US5365173A (en) * 1992-07-24 1994-11-15 Picker International, Inc. Technique for driving quadrature dual frequency RF resonators for magnetic resonance spectroscopy/imaging by four-inductive loop over coupling
JP3341306B2 (ja) * 1992-08-06 2002-11-05 株式会社日立製作所 傾斜磁場コイル及びこれを用いる核磁気共鳴撮影装置
US5554929A (en) * 1993-03-12 1996-09-10 Doty Scientific, Inc. Crescent gradient coils
US5530355A (en) * 1993-05-13 1996-06-25 Doty Scientific, Inc. Solenoidal, octopolar, transverse gradient coils
US5412322A (en) * 1993-06-24 1995-05-02 Wollin Ventures, Inc. Apparatus and method for spatially ordered phase encoding and for determining complex permittivity in magnetic resonance by using superimposed time-varying electric fields
DE19504171C2 (de) * 1995-02-07 1998-04-30 Siemens Ag Trennbare, lokale Gradientenspulenanordnung für Kernspintomographiegeräte
IT1288452B1 (it) 1996-11-20 1998-09-22 Esaote Spa Metodo per migliorare l'efficienza di sistemi di bobine in particolare nei dispositivi di acquisizione di immagini mediante
DE19653449C2 (de) * 1996-12-20 1999-11-11 Siemens Ag Gradientenspulenanordnung für ein Kernspintomographiegerät
DE19943372C2 (de) 1999-09-10 2001-07-19 Siemens Ag Gradientenspulensystem für ein Magnetresonanztomographiegerät
DE19953748A1 (de) * 1999-11-09 2001-05-10 Philips Corp Intellectual Pty MR-Gerät
DE10202986A1 (de) * 2002-01-26 2003-07-31 Philips Intellectual Property Spulensystem für eine MR-Apparatur sowie MR-Apparatur mit einem solchen Spulensystem
JP4789254B2 (ja) * 2006-05-01 2011-10-12 株式会社日立メディコ 水平静磁場方式の楕円筒状ガントリおよびそれに適合するアクティブシールド型傾斜磁場コイル装置を有する磁気共鳴イメージング装置
DE102006034472A1 (de) * 2006-07-26 2008-01-31 Forschungszentrum Jülich GmbH Vorrichtung zur Beaufschlagung einer Probe mit einem Magnetfeld
KR100805953B1 (ko) * 2006-07-27 2008-02-21 경상대학교산학협력단 갈변화 방지 및 풍미가 개선된 우렁쉥이 젓갈의 제조방법
WO2008053451A1 (en) * 2006-11-03 2008-05-08 Koninklijke Philips Electronics N.V. Split gradient coil for mri
JP2010046495A (ja) * 2009-09-04 2010-03-04 Toshiba Corp Ｍｒｉ用傾斜磁場コイルの設計方法
WO2011040157A1 (ja) * 2009-09-30 2011-04-07 株式会社日立メディコ 傾斜磁場コイル、及び磁気共鳴イメージング装置
JP5750121B2 (ja) * 2011-01-14 2015-07-15 株式会社日立メディコ 傾斜磁場コイル装置および磁気共鳴イメージング装置
CN105718729B (zh) * 2016-01-20 2018-07-24 河海大学 一种柱面轴向梯度线圈设计中磁场与电感值的计算方法
EP3594707B1 (de) * 2018-07-09 2023-06-07 Esaote S.p.A. Verfahren zum entwerfen von gradientenspulen für mrt-systeme und mrt-system mit solchen gradientenspulen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3622869A (en) * 1967-06-28 1971-11-23 Marcel J E Golay Homogenizing coils for nmr apparatus
US3569823A (en) * 1968-10-18 1971-03-09 Perkin Elmer Corp Nuclear magnetic resonance apparatus
US4471305A (en) * 1978-07-20 1984-09-11 The Regents Of The University Of Calif. Method and apparatus for rapid NMR imaging of nuclear parameters with an object
US4599565A (en) * 1981-12-15 1986-07-08 The Regents Of The University Of Calif. Method and apparatus for rapid NMR imaging using multi-dimensional reconstruction techniques
US4456881A (en) * 1982-01-18 1984-06-26 Technicare Corporation Gradient-coil apparatus for a magnetic resonance system
US4564813A (en) * 1982-11-10 1986-01-14 Picker International, Ltd. Nuclear magnetic resonance method and apparatus
US4642569A (en) * 1983-12-16 1987-02-10 General Electric Company Shield for decoupling RF and gradient coils in an NMR apparatus
DE3347597A1 (de) * 1983-12-30 1985-07-18 Philips Patentverwaltung Gmbh, 2000 Hamburg Hochfrequenz-spulenanordnung zum erzeugen und/oder empfangen von wechselmagnetfeldern
FR2571496B1 (fr) * 1984-10-05 1986-12-19 Commissariat Energie Atomique Systeme de bobines de production de champs additionnels pour l'obtention, dans un aimant comportant des pieces polaires de polarisation pour imagerie par resonance magnetique nucleaire, de champs de polarisation a gradients constants

Also Published As

Publication number Publication date
EP0313213B1 (de) 1994-01-05
EP0313213A2 (de) 1989-04-26
EP0313213A3 (en) 1990-10-17
JP2584005B2 (ja) 1997-02-19
DE3886886D1 (de) 1994-02-17
JPH021238A (ja) 1990-01-05
DE3886886T2 (de) 1994-07-07
US4820988A (en) 1989-04-11

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