CN1649540A - 磁共振图像装置 - Google Patents
磁共振图像装置 Download PDFInfo
- Publication number
- CN1649540A CN1649540A CN03809833.4A CN03809833A CN1649540A CN 1649540 A CN1649540 A CN 1649540A CN 03809833 A CN03809833 A CN 03809833A CN 1649540 A CN1649540 A CN 1649540A
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- China
- Prior art keywords
- sensitivity
- receiving coil
- image data
- coil
- sensitivity profile
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- 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
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
- G01R33/5611—Parallel magnetic resonance imaging, e.g. sensitivity encoding [SENSE], simultaneous acquisition of spatial harmonics [SMASH], unaliasing by Fourier encoding of the overlaps using the temporal dimension [UNFOLD], k-t-broad-use linear acquisition speed-up technique [k-t-BLAST], k-t-SENSE
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002129152 | 2002-04-30 | ||
JP129152/2002 | 2002-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1649540A true CN1649540A (zh) | 2005-08-03 |
CN100369580C CN100369580C (zh) | 2008-02-20 |
Family
ID=29397295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038098334A Expired - Lifetime CN100369580C (zh) | 2002-04-30 | 2003-04-22 | 磁共振图像装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7224163B2 (zh) |
EP (1) | EP1500368B1 (zh) |
JP (1) | JP4152381B2 (zh) |
CN (1) | CN100369580C (zh) |
WO (1) | WO2003092497A1 (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101482600B (zh) * | 2008-01-08 | 2011-10-19 | 西门子(中国)有限公司 | 一种磁共振成像系统的接收装置 |
CN102365559A (zh) * | 2009-03-25 | 2012-02-29 | 皇家飞利浦电子股份有限公司 | 使用并行信号采集的mr成像 |
CN101517436B (zh) * | 2006-07-24 | 2012-02-29 | 格拉茨技术大学 | 磁感应断层成像的方法和设备 |
CN101206251B (zh) * | 2006-12-22 | 2012-12-12 | 西门子公司 | 核磁共振成像法 |
CN102955142A (zh) * | 2011-08-23 | 2013-03-06 | 西门子公司 | 用于迭代的mr重建方法的采样模式 |
CN103874457A (zh) * | 2011-09-29 | 2014-06-18 | 株式会社日立医疗器械 | 磁共振摄像装置、高频磁场照射方法以及程序 |
CN101470180B (zh) * | 2007-12-29 | 2016-01-20 | 西门子(中国)有限公司 | 磁共振成像中失真校准的方法和装置 |
CN106772167A (zh) * | 2016-12-01 | 2017-05-31 | 中国科学院深圳先进技术研究院 | 核磁共振成像方法及装置 |
CN109196368A (zh) * | 2016-05-31 | 2019-01-11 | 通用电气公司 | 可折叠线圈阵列 |
CN111295137A (zh) * | 2018-03-20 | 2020-06-16 | 株式会社日立制作所 | 磁共振摄影装置、灵敏度分布算出方法及灵敏度分布算出程序 |
US12032050B2 (en) | 2018-03-20 | 2024-07-09 | Fujifilm Healthcare Corporation | Magnetic resonance imaging apparatus, sensitivity distribution calculation method, and sensitivity distribution calculation program |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4443079B2 (ja) | 2001-09-13 | 2010-03-31 | 株式会社日立メディコ | 磁気共鳴イメージング装置及び磁気共鳴イメージング装置用rf受信コイル |
EP1651975A1 (en) * | 2003-07-02 | 2006-05-03 | Universität Zürich | K-t blast and k-t sense magnetic resonance imaging |
CN100396240C (zh) * | 2005-02-28 | 2008-06-25 | 西门子(中国)有限公司 | 频域灵敏度编码磁共振并行成像方法 |
EP1790991B1 (en) * | 2005-11-28 | 2011-11-16 | Kabushiki Kaisha Toshiba | Data processing system and data processing method involving a Wiener filter |
JP4350729B2 (ja) * | 2006-06-27 | 2009-10-21 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | イメージング装置およびイメージング方法 |
DE102007004620B4 (de) * | 2007-01-30 | 2010-02-04 | Siemens Ag | Verbessertes dreidimensionales schichtselektives Mehrschicht-Anregungsverfahren in der MRT-Bildgebung |
JP4995650B2 (ja) * | 2007-06-22 | 2012-08-08 | 株式会社日立メディコ | 磁気共鳴イメージング装置 |
WO2009134820A2 (en) * | 2008-04-28 | 2009-11-05 | Cornell University | Tool for accurate quantification in molecular mri |
JP5955891B2 (ja) * | 2008-07-01 | 2016-07-20 | 東芝メディカルシステムズ株式会社 | 磁気共鳴イメージング装置および受信経路切り替え方法 |
DE102009053522B4 (de) * | 2009-11-16 | 2012-04-05 | Siemens Aktiengesellschaft | Phasenabhängige Magnetresonanzbilderzeugung mit mehreren Spulen |
JP5721941B2 (ja) * | 2009-11-20 | 2015-05-20 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 磁気共鳴イメージング装置 |
DE102010041191B4 (de) * | 2010-09-22 | 2016-02-18 | Siemens Aktiengesellschaft | Erstellung von MR-Bilddaten mit paralleler Schichtanregung und teilweiser Überlappung der Schichten im Frequenzbereich |
JP6042069B2 (ja) | 2012-01-25 | 2016-12-14 | 東芝メディカルシステムズ株式会社 | 磁気共鳴イメージング装置 |
JP2015518769A (ja) * | 2012-06-05 | 2015-07-06 | コーニンクレッカ フィリップス エヌ ヴェ | 画像処理システム及び画像処理方法 |
CN107209238B (zh) | 2015-01-27 | 2021-01-29 | 皇家飞利浦有限公司 | 具有对边带伪迹的抑制的并行多切片mr成像 |
JP2022092150A (ja) * | 2020-12-10 | 2022-06-22 | キヤノンメディカルシステムズ株式会社 | 画像生成装置、画像生成方法、および画像生成プログラム |
JP2022178683A (ja) * | 2021-05-20 | 2022-12-02 | 富士フイルムヘルスケア株式会社 | 磁気共鳴撮影装置及び感度分布算出プロブラム |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4770182A (en) * | 1986-11-26 | 1988-09-13 | Fonar Corporation | NMR screening method |
DE59509825D1 (de) | 1994-08-03 | 2001-12-20 | Philips Corp Intellectual Pty | MR-Verfahren zur Bestimmung der Kernmagnetisierungsverteilung mit einer Oberflächenspulen-Anordnung |
JP3526337B2 (ja) * | 1995-01-20 | 2004-05-10 | 株式会社東芝 | 磁気共鳴イメージング装置 |
JP2952228B1 (ja) * | 1998-03-18 | 1999-09-20 | 技術研究組合医療福祉機器研究所 | 連続mri画像再構成方法及び装置 |
US6289232B1 (en) * | 1998-03-30 | 2001-09-11 | Beth Israel Deaconess Medical Center, Inc. | Coil array autocalibration MR imaging |
GB9926918D0 (en) * | 1999-11-15 | 2000-01-12 | Marconi Electronic Syst Ltd | Magnetic resonance imaging |
US6242916B1 (en) * | 1999-11-17 | 2001-06-05 | General Electric Company | Partial fourier acquistion of MR data over a limited field of view and image reconstruction |
US6777934B2 (en) * | 1999-12-08 | 2004-08-17 | Hitachi Medical Corporation | Magnetic resonance imaging method and apparatus |
JP3952247B2 (ja) * | 1999-12-08 | 2007-08-01 | 株式会社日立メディコ | 核磁気共鳴撮影装置 |
US6556009B2 (en) * | 2000-12-11 | 2003-04-29 | The United States Of America As Represented By The Department Of Health And Human Services | Accelerated magnetic resonance imaging using a parallel spatial filter |
DE10119660B4 (de) * | 2001-04-20 | 2006-01-05 | Siemens Ag | Verfahren zur schnellen Gewinnung eines Magnetresonanzbildes |
US6559642B2 (en) * | 2001-05-09 | 2003-05-06 | Ge Medical Systems Global Technology Company, Llc | Calibration method for use with sensitivity encoding MRI acquisition |
-
2003
- 2003-04-22 JP JP2004500689A patent/JP4152381B2/ja not_active Expired - Lifetime
- 2003-04-22 EP EP03727983A patent/EP1500368B1/en not_active Expired - Fee Related
- 2003-04-22 US US10/511,964 patent/US7224163B2/en not_active Expired - Lifetime
- 2003-04-22 WO PCT/JP2003/005103 patent/WO2003092497A1/ja active Application Filing
- 2003-04-22 CN CNB038098334A patent/CN100369580C/zh not_active Expired - Lifetime
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101517436B (zh) * | 2006-07-24 | 2012-02-29 | 格拉茨技术大学 | 磁感应断层成像的方法和设备 |
CN101206251B (zh) * | 2006-12-22 | 2012-12-12 | 西门子公司 | 核磁共振成像法 |
CN101470180B (zh) * | 2007-12-29 | 2016-01-20 | 西门子(中国)有限公司 | 磁共振成像中失真校准的方法和装置 |
CN101482600B (zh) * | 2008-01-08 | 2011-10-19 | 西门子(中国)有限公司 | 一种磁共振成像系统的接收装置 |
CN102365559A (zh) * | 2009-03-25 | 2012-02-29 | 皇家飞利浦电子股份有限公司 | 使用并行信号采集的mr成像 |
CN102365559B (zh) * | 2009-03-25 | 2014-12-03 | 皇家飞利浦电子股份有限公司 | 使用并行信号采集的mr成像 |
CN102955142A (zh) * | 2011-08-23 | 2013-03-06 | 西门子公司 | 用于迭代的mr重建方法的采样模式 |
CN102955142B (zh) * | 2011-08-23 | 2016-10-19 | 西门子公司 | 用于迭代的mr重建方法的采样模式 |
CN103874457B (zh) * | 2011-09-29 | 2016-02-03 | 株式会社日立医疗器械 | 磁共振摄像装置以及高频磁场照射方法 |
CN103874457A (zh) * | 2011-09-29 | 2014-06-18 | 株式会社日立医疗器械 | 磁共振摄像装置、高频磁场照射方法以及程序 |
CN109196368A (zh) * | 2016-05-31 | 2019-01-11 | 通用电气公司 | 可折叠线圈阵列 |
CN109196368B (zh) * | 2016-05-31 | 2022-12-13 | 通用电气公司 | 可折叠线圈阵列 |
CN106772167A (zh) * | 2016-12-01 | 2017-05-31 | 中国科学院深圳先进技术研究院 | 核磁共振成像方法及装置 |
CN106772167B (zh) * | 2016-12-01 | 2019-05-07 | 中国科学院深圳先进技术研究院 | 核磁共振成像方法及装置 |
CN111295137A (zh) * | 2018-03-20 | 2020-06-16 | 株式会社日立制作所 | 磁共振摄影装置、灵敏度分布算出方法及灵敏度分布算出程序 |
CN111295137B (zh) * | 2018-03-20 | 2024-01-26 | 富士胶片医疗健康株式会社 | 磁共振摄影装置、灵敏度分布算出方法及存储介质 |
US12032050B2 (en) | 2018-03-20 | 2024-07-09 | Fujifilm Healthcare Corporation | Magnetic resonance imaging apparatus, sensitivity distribution calculation method, and sensitivity distribution calculation program |
Also Published As
Publication number | Publication date |
---|---|
EP1500368A1 (en) | 2005-01-26 |
EP1500368A4 (en) | 2006-04-12 |
EP1500368B1 (en) | 2011-09-14 |
US20060049829A1 (en) | 2006-03-09 |
JP4152381B2 (ja) | 2008-09-17 |
US7224163B2 (en) | 2007-05-29 |
WO2003092497A1 (fr) | 2003-11-13 |
CN100369580C (zh) | 2008-02-20 |
JPWO2003092497A1 (ja) | 2005-09-08 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170315 Address after: Tokyo, Japan Patentee after: Hitachi, Ltd. Address before: Tokyo, Japan Patentee before: Hitachi Medical Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211115 Address after: Chiba County, Japan Patentee after: Fujifilm medical health Co.,Ltd. Address before: Tokyo, Japan Patentee before: Hitachi, Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20080220 |