IN192276B - - Google Patents

Info

Publication number
IN192276B
IN192276B IN1265CA1997A IN192276B IN 192276 B IN192276 B IN 192276B IN 1265CA1997 A IN1265CA1997 A IN 1265CA1997A IN 192276 B IN192276 B IN 192276B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Fredric Ghislain Pla
Robert Arvin Hedeen
Robert J Dobberstei
Scott Thomas Mamsell
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IN192276B publication Critical patent/IN192276B/en

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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, e.g. for MRI, optical tomography or impedance tomography apparatus; arrangements of imaging apparatus in a room
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves  involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/048—Transmission, i.e. analysed material between transmitter and receiver

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IN1265CA1997 1996-08-13 1997-07-02 IN192276B (bg)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/696,077 US5793210A (en) 1996-08-13 1996-08-13 Low noise MRI scanner

Publications (1)

Publication Number Publication Date
IN192276B true IN192276B (bg) 2004-03-27

Family

ID=24795621

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1265CA1997 IN192276B (bg) 1996-08-13 1997-07-02

Country Status (7)

Country Link
US (1) US5793210A (bg)
JP (1) JP4097307B2 (bg)
KR (1) KR19980018871A (bg)
CN (1) CN1158536C (bg)
DE (1) DE19734138B4 (bg)
IL (1) IL121462A (bg)
IN (1) IN192276B (bg)

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DE19838390A1 (de) * 1998-08-24 2000-03-02 Siemens Ag Lärmreduziertes diagnostisches Magnetresonanzgerät
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US6452391B1 (en) 1999-06-11 2002-09-17 General Electric Company Quiet mode magnetic resonance imaging system and method
DE19940550C1 (de) 1999-08-26 2001-05-23 Siemens Ag Magnetresonanztomographiegerät mit vakuumisoliertem Gradientenspulensystem
GB9920185D0 (en) * 1999-08-27 1999-10-27 Mansfield Peter Active acoustic control for gradient coil structures in MRI
EP1137954A1 (en) * 1999-09-23 2001-10-04 Koninklijke Philips Electronics N.V. Mri apparatus including a vacuum isolated gradient coil
US6556012B2 (en) 2000-01-21 2003-04-29 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus
US6567685B2 (en) * 2000-01-21 2003-05-20 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus
US6954068B1 (en) * 2000-01-21 2005-10-11 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus
DE10020264C1 (de) * 2000-04-25 2001-10-11 Siemens Ag Elektrische Spule
JP4763124B2 (ja) * 2000-10-02 2011-08-31 株式会社日立メディコ 磁気共鳴イメージング装置
US6437568B1 (en) 2000-10-02 2002-08-20 General Electric Company Low noise MRI scanner
DE10049414C2 (de) 2000-10-05 2002-09-26 Siemens Ag Magnetresonanzgerät mit einer Schallisolierung
EP1344077A1 (en) 2000-11-30 2003-09-17 Koninklijke Philips Electronics N.V. Mri apparatus provided with axially stiff suspension elements for the gradient coil system
EP1348136B1 (en) 2000-12-05 2008-04-23 Koninklijke Philips Electronics N.V. Mri apparatus with a piezo actuator in a non-rigid suspension of the gradient coil carrier
US6909283B2 (en) 2001-04-12 2005-06-21 General Electric Company Method and system to regulate cooling of a medical imaging device
US6516282B2 (en) 2001-04-19 2003-02-04 Ge Medical Systems Global Technology Company Predictive thermal control used with a vacuum enclosed coil assembly of a magnetic resonance imaging device
DE10229491C2 (de) * 2001-07-23 2003-05-22 Siemens Ag Kernspin-Tomographiegerät mit dämpfenden Schichtblechen zur Schwingungsreduktion
US6575052B2 (en) * 2001-07-31 2003-06-10 Ge Medical Systems Global Technology Company, Llc Pedal mechanism for operating brake and directional lock on lever-operated caster wheels
DE10143048C1 (de) * 2001-09-03 2003-04-17 Siemens Ag Magnet-Resonanz-Tomographiegerät mit Lärmunterdrückung durch Dämpfung von mechanischen Schwingungen
US7345559B2 (en) 2001-09-13 2008-03-18 General Electric Company High field open MRI magnet isolation system and method
WO2003054569A1 (en) * 2001-12-20 2003-07-03 Koninklijke Philips Electronics N.V. Noise suppression in an open mr apparatus
DE10228829B4 (de) * 2002-06-27 2008-07-24 Siemens Ag Verbindungsvorrichtung zur Lagefixierung einer Gradientenspulenbaugruppe eines Kernspintomographen, Kernspintomograph mit der Verbindungsvorrichtung und Verwendung der Verbindungsvorrichtung
DE10229489B4 (de) * 2002-07-01 2008-04-30 Siemens Ag Vorrichtung zum Einbringen einer Gradientenspuleneinheit
DE10237874A1 (de) * 2002-08-19 2004-03-11 Siemens Ag Magnetresonanzgerät mit einer verfahrbaren Gradientenspuleneinheit
DE10245942A1 (de) * 2002-09-30 2004-04-08 Siemens Ag Magnetresonanzgerät
AU2003274486A1 (en) * 2002-11-15 2004-06-15 Koninklijke Philips Electronics N.V. Mri system having a gradient magnet system with a balance member
DE10253701B4 (de) * 2002-11-18 2005-12-08 Siemens Ag Vergossene HF-Bauteile, vergossene Gradientenspule für Magnetic Resonance Imaging Scanner, mit Aktoren zur aktiven Lärmbekämpfung sowie Verfahren zu deren Herstellung und Vorrichtung zur Ausführung des Verfahrens
US6812705B1 (en) * 2003-12-05 2004-11-02 General Electric Company Coolant cooled RF body coil
JP2007529259A (ja) * 2004-03-15 2007-10-25 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 磁気共鳴イメージング装置用の渦電流シールドを穿孔した主磁石
CN1934456A (zh) * 2004-03-16 2007-03-21 皇家飞利浦电子股份有限公司 带有有源屏蔽设备的磁共振成像设备
JP4541092B2 (ja) * 2004-10-04 2010-09-08 株式会社日立製作所 磁気共鳴イメージング装置の超伝導磁石装置
DE102005044635B4 (de) * 2005-09-19 2010-05-20 Siemens Ag Einrichtung zur Magnetfelderzeugung und Magnetresonanzanlage
JP4945134B2 (ja) * 2006-01-19 2012-06-06 株式会社東芝 磁気共鳴イメージング装置
DE102006019421B4 (de) * 2006-04-26 2012-01-12 Siemens Ag Magnetresonanzgerät
US8253416B2 (en) * 2009-03-10 2012-08-28 Time Medical Holdings Company Limited Superconductor magnetic resonance imaging system and method (super-MRI)
JP5698730B2 (ja) * 2009-04-17 2015-04-08 タイム メディカル ホールディングス カンパニー リミテッド 磁気共鳴イメージング用極低温冷却超伝導勾配コイルモジュール
CN101884533B (zh) * 2009-05-15 2012-01-25 美时医疗技术(上海)有限公司 用于乳腺诊断的超导磁共振成像仪、其构造方法及用途
CN102062844B (zh) * 2009-11-18 2012-11-21 美时医疗技术(上海)有限公司 适用于磁共振成像的低温冷却的超导体梯度线圈模块
US8593141B1 (en) 2009-11-24 2013-11-26 Hypres, Inc. Magnetic resonance system and method employing a digital squid
US8970217B1 (en) 2010-04-14 2015-03-03 Hypres, Inc. System and method for noise reduction in magnetic resonance imaging
JP5458035B2 (ja) * 2011-02-07 2014-04-02 東芝医用システムエンジニアリング株式会社 磁気共鳴イメージング装置
JP5361917B2 (ja) * 2011-02-07 2013-12-04 東芝医用システムエンジニアリング株式会社 磁気共鳴イメージング装置
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CA2871384C (en) 2012-04-30 2020-04-21 Children's Hospital Medical Center Acoustic noise reducing rf coil for magnetic resonance imaging
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DE102014210599A1 (de) * 2014-06-04 2015-12-17 Siemens Aktiengesellschaft Simultanes MR-Bildgebungsverfahren und Vorrichtung zur gleichzeitigen Multikern-MR-Bildgebung
DE102014211316A1 (de) * 2014-06-13 2015-12-17 Siemens Aktiengesellschaft Elektrische Spuleneinrichtung mit wenigstens zwei Teilspulen und Herstellungsverfahren dazu
CN104116509A (zh) * 2014-08-06 2014-10-29 香港力磁科技有限公司 婴幼儿用核磁共振成像系统及其成像方法
CN104777441A (zh) * 2015-05-07 2015-07-15 奥泰医疗系统有限责任公司 核磁共振成像系统降噪装置
US9958521B2 (en) 2015-07-07 2018-05-01 Q Bio, Inc. Field-invariant quantitative magnetic-resonance signatures
CN108027412B (zh) * 2015-07-07 2021-09-21 Q生物公司 场不变定量磁共振特征标志
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US9665734B2 (en) * 2015-09-12 2017-05-30 Q Bio, Inc. Uniform-frequency records with obscured context
US10964412B2 (en) 2015-10-20 2021-03-30 Q Bio, Inc. Population-based medical rules via anonymous sharing
CN105548926B (zh) * 2016-01-19 2023-09-26 湖南迈太科医疗科技有限公司 一种低噪音平板mri梯度线圈及接口盒
US10222441B2 (en) 2016-04-03 2019-03-05 Q Bio, Inc. Tensor field mapping
US10359486B2 (en) 2016-04-03 2019-07-23 Q Bio, Inc. Rapid determination of a relaxation time
CN105866717A (zh) * 2016-05-28 2016-08-17 苏州科技学院 梯度线圈组件以及磁共振设备
CN107768064B (zh) * 2016-08-19 2020-09-15 上海联影医疗科技有限公司 一种超导磁体组件
EP3349029B1 (de) 2017-01-13 2019-09-11 Sirona Dental Systems GmbH Mrt-vorrichtung zur vermessung zumindest eines teilbereichs eines kopfes
EP3348190A1 (de) 2017-01-13 2018-07-18 Sirona Dental Systems GmbH Mrt-vorrichtung zur vermessung eines kopfbereichs
EP3349028A1 (de) 2017-01-13 2018-07-18 Sirona Dental Systems GmbH Mrt-vorrichtung und verfahren zur vermessung eines kopfbereichs eines patienten
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Also Published As

Publication number Publication date
JPH10179547A (ja) 1998-07-07
DE19734138B4 (de) 2012-12-06
KR19980018871A (ko) 1998-06-05
IL121462A0 (en) 1998-02-08
CN1179540A (zh) 1998-04-22
US5793210A (en) 1998-08-11
JP4097307B2 (ja) 2008-06-11
IL121462A (en) 2000-02-17
CN1158536C (zh) 2004-07-21
DE19734138A1 (de) 1998-02-19

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