WO2008153036A1 - オープン型磁気共鳴イメージング装置 - Google Patents
オープン型磁気共鳴イメージング装置 Download PDFInfo
- Publication number
- WO2008153036A1 WO2008153036A1 PCT/JP2008/060643 JP2008060643W WO2008153036A1 WO 2008153036 A1 WO2008153036 A1 WO 2008153036A1 JP 2008060643 W JP2008060643 W JP 2008060643W WO 2008153036 A1 WO2008153036 A1 WO 2008153036A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- magnetic field
- frequency
- shield
- imaging device
- magnetic resonance
- Prior art date
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
- G01R33/3806—Open magnet assemblies for improved access to the sample, e.g. C-type or U-type magnets
-
- 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
- G01R33/42—Screening
- G01R33/422—Screening of the radio frequency field
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Epidemiology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- High Energy & Nuclear Physics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009519266A JP5427604B2 (ja) | 2007-06-14 | 2008-06-11 | オープン型磁気共鳴イメージング装置 |
US12/602,528 US8212564B2 (en) | 2007-06-14 | 2008-06-11 | Open magnetic resonance imaging apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007157309 | 2007-06-14 | ||
JP2007-157309 | 2007-06-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008153036A1 true WO2008153036A1 (ja) | 2008-12-18 |
Family
ID=40129641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/060643 WO2008153036A1 (ja) | 2007-06-14 | 2008-06-11 | オープン型磁気共鳴イメージング装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8212564B2 (ja) |
JP (1) | JP5427604B2 (ja) |
WO (1) | WO2008153036A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4950363B1 (ja) * | 2011-03-22 | 2012-06-13 | 三菱電機株式会社 | 超電導マグネット |
CN103654787A (zh) * | 2012-09-24 | 2014-03-26 | 三星电子株式会社 | 磁共振成像装置及其制造方法 |
JPWO2016114198A1 (ja) * | 2015-01-13 | 2017-09-28 | 株式会社日立製作所 | 磁気共鳴イメージング装置 |
Families Citing this family (12)
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---|---|---|---|---|
JP5016600B2 (ja) * | 2006-07-12 | 2012-09-05 | 株式会社日立メディコ | 超電導磁石、磁気共鳴イメージング装置、及びクライオクーラの冷却能力算出方法 |
WO2011065455A1 (ja) * | 2009-11-27 | 2011-06-03 | 株式会社日立メディコ | 傾斜磁場コイル、核磁気共鳴撮像装置およびコイルパターンの設計方法 |
CN102412048A (zh) * | 2011-11-16 | 2012-04-11 | 宁波鑫高益磁材有限公司 | 一种开放式超导mri磁体*** |
DE102011089445B4 (de) * | 2011-12-21 | 2015-11-05 | Siemens Aktiengesellschaft | Verfahren und Gradientensystem zur Reduzierung von mechanischen Schwingungen in einem Magnetresonanzbildgebungssystem |
DE102013226226A1 (de) * | 2012-12-21 | 2014-06-26 | Robert Bosch Gmbh | Induktivladespulenvorrichtung |
DE102013206555B4 (de) * | 2013-04-12 | 2018-03-01 | Siemens Healthcare Gmbh | Magnetresonanzscanner mit Antennensystem |
KR102145001B1 (ko) | 2014-01-03 | 2020-08-14 | 삼성전자주식회사 | 알에프 코일 구조물 |
AU2015311825B2 (en) * | 2014-09-05 | 2019-01-17 | Hyperfine Operations, Inc. | Low field magnetic resonance imaging methods and apparatus |
JP2017011236A (ja) * | 2015-06-26 | 2017-01-12 | 株式会社神戸製鋼所 | 多層磁気シールド |
US10527694B2 (en) * | 2015-11-12 | 2020-01-07 | General Electric Company | Magnetic resonance imaging system and an associated method thereof |
CN114796894A (zh) * | 2018-11-14 | 2022-07-29 | 上海联影医疗科技股份有限公司 | 放射治疗*** |
CN111913144B (zh) * | 2020-06-01 | 2023-06-23 | 上海联影医疗科技股份有限公司 | 用于磁共振***的壳体结构、电子部件和磁共振*** |
Citations (8)
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JPH02143509A (ja) * | 1988-10-03 | 1990-06-01 | Philips Gloeilampenfab:Nv | 磁気共鳴装置の磁石の検査空間における騒音低減装置 |
JPH10192254A (ja) * | 1996-08-16 | 1998-07-28 | General Electric Co <Ge> | Rf磁場から勾配コイルを遮蔽する装置 |
JP2001198104A (ja) * | 2000-01-24 | 2001-07-24 | Toshiba Corp | Mri装置のコイル構造 |
JP2002200055A (ja) * | 2000-12-28 | 2002-07-16 | Toshiba Medical System Co Ltd | 磁気共鳴イメージング装置 |
JP2003144409A (ja) * | 2001-11-08 | 2003-05-20 | Ge Medical Systems Global Technology Co Llc | 磁気共鳴撮像装置 |
JP2004019585A (ja) * | 2002-06-18 | 2004-01-22 | Hitachi Ltd | スクロール圧縮機 |
JP2005065752A (ja) * | 2003-08-28 | 2005-03-17 | Shin Etsu Chem Co Ltd | Mri用磁場発生装置 |
JP2005185318A (ja) * | 2003-12-24 | 2005-07-14 | Mitsubishi Electric Corp | 磁石装置及び磁気共鳴イメ−ジング装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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US6954068B1 (en) * | 2000-01-21 | 2005-10-11 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging apparatus |
US6567685B2 (en) * | 2000-01-21 | 2003-05-20 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging apparatus |
DE10007679C2 (de) * | 2000-02-19 | 2002-06-20 | Bruker Ag Faellanden | Frequenzgenerator für NMR-Anwendungen mit direkter digitaler Frequenzsynthese (DDS), Verfahren zum Betrieb eines solchen DDS-Generators sowie Verfahren zum Betrieb eines NMR-Spektrometers mit DDS-Generator |
US6522144B2 (en) * | 2000-12-22 | 2003-02-18 | Ge Medical Systems Global Technology Company, Llc | RF shielding method and apparatus for an open MRI system |
US6943548B1 (en) * | 2001-06-22 | 2005-09-13 | Fonar Corporation | Adaptive dynamic range receiver for MRI |
JP2004016585A (ja) * | 2002-06-18 | 2004-01-22 | Ge Medical Systems Global Technology Co Llc | 磁気共鳴撮影装置、磁気回路装置、および周波数特性調整方法 |
DE10345767B4 (de) * | 2003-10-01 | 2006-05-18 | Siemens Ag | Magnetresonanzgerät mit einer Höhlung und mit einem in der Höhlung angeordneten Gradientenspulensystem |
DE102004003535B3 (de) * | 2004-01-23 | 2005-10-13 | Siemens Ag | Erzeuger eines zeitvariablen Magnetfelds eines Magnetresonanzgeräts und Magnetresonanzgerät mit einem derartigen Erzeuger eines zeitvariablen Magnetfelds |
JP4879829B2 (ja) * | 2007-07-19 | 2012-02-22 | 株式会社日立製作所 | 高周波コイル及び磁気共鳴撮像装置 |
-
2008
- 2008-06-11 US US12/602,528 patent/US8212564B2/en active Active
- 2008-06-11 JP JP2009519266A patent/JP5427604B2/ja active Active
- 2008-06-11 WO PCT/JP2008/060643 patent/WO2008153036A1/ja active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02143509A (ja) * | 1988-10-03 | 1990-06-01 | Philips Gloeilampenfab:Nv | 磁気共鳴装置の磁石の検査空間における騒音低減装置 |
JPH10192254A (ja) * | 1996-08-16 | 1998-07-28 | General Electric Co <Ge> | Rf磁場から勾配コイルを遮蔽する装置 |
JP2001198104A (ja) * | 2000-01-24 | 2001-07-24 | Toshiba Corp | Mri装置のコイル構造 |
JP2002200055A (ja) * | 2000-12-28 | 2002-07-16 | Toshiba Medical System Co Ltd | 磁気共鳴イメージング装置 |
JP2003144409A (ja) * | 2001-11-08 | 2003-05-20 | Ge Medical Systems Global Technology Co Llc | 磁気共鳴撮像装置 |
JP2004019585A (ja) * | 2002-06-18 | 2004-01-22 | Hitachi Ltd | スクロール圧縮機 |
JP2005065752A (ja) * | 2003-08-28 | 2005-03-17 | Shin Etsu Chem Co Ltd | Mri用磁場発生装置 |
JP2005185318A (ja) * | 2003-12-24 | 2005-07-14 | Mitsubishi Electric Corp | 磁石装置及び磁気共鳴イメ−ジング装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4950363B1 (ja) * | 2011-03-22 | 2012-06-13 | 三菱電機株式会社 | 超電導マグネット |
US8989827B2 (en) | 2011-03-22 | 2015-03-24 | Mitsubishi Electric Corporation | Superconducting magnet |
CN103654787A (zh) * | 2012-09-24 | 2014-03-26 | 三星电子株式会社 | 磁共振成像装置及其制造方法 |
JPWO2016114198A1 (ja) * | 2015-01-13 | 2017-09-28 | 株式会社日立製作所 | 磁気共鳴イメージング装置 |
Also Published As
Publication number | Publication date |
---|---|
JP5427604B2 (ja) | 2014-02-26 |
US8212564B2 (en) | 2012-07-03 |
JPWO2008153036A1 (ja) | 2010-08-26 |
US20100176811A1 (en) | 2010-07-15 |
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