JP4773612B2 - ナヴィゲータ磁気共鳴撮像エコー信号を用いた呼吸変位及び速度の測定法 - Google Patents
ナヴィゲータ磁気共鳴撮像エコー信号を用いた呼吸変位及び速度の測定法 Download PDFInfo
- Publication number
- JP4773612B2 JP4773612B2 JP2000378250A JP2000378250A JP4773612B2 JP 4773612 B2 JP4773612 B2 JP 4773612B2 JP 2000378250 A JP2000378250 A JP 2000378250A JP 2000378250 A JP2000378250 A JP 2000378250A JP 4773612 B2 JP4773612 B2 JP 4773612B2
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- Prior art keywords
- magnetic resonance
- navigator
- signal
- nuclear magnetic
- subject
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- 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.)
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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
- G01R33/567—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution gated by physiological signals, i.e. synchronization of acquired MR data with periodical motion of an object of interest, e.g. monitoring or triggering system for cardiac or respiratory gating
- G01R33/5676—Gating or triggering based on an MR signal, e.g. involving one or more navigator echoes for motion monitoring and correction
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Radiology & Medical Imaging (AREA)
- Physiology (AREA)
- Power Engineering (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Signal Processing (AREA)
- Life Sciences & Earth Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/460686 | 1999-12-14 | ||
| US09/460,686 US6292684B1 (en) | 1999-12-14 | 1999-12-14 | Respiratory displacement and velocity measurement using navigator MRI echo signals |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001204712A JP2001204712A (ja) | 2001-07-31 |
| JP2001204712A5 JP2001204712A5 (https=) | 2008-01-31 |
| JP4773612B2 true JP4773612B2 (ja) | 2011-09-14 |
Family
ID=23829674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000378250A Expired - Fee Related JP4773612B2 (ja) | 1999-12-14 | 2000-12-13 | ナヴィゲータ磁気共鳴撮像エコー信号を用いた呼吸変位及び速度の測定法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6292684B1 (https=) |
| EP (1) | EP1113288B1 (https=) |
| JP (1) | JP4773612B2 (https=) |
| DE (1) | DE60026474T2 (https=) |
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001084173A2 (en) * | 2000-04-26 | 2001-11-08 | Mayo Foundation For Medical Education And Research | Reduction of motion artifact in nmr images using spherical navigator signals |
| JP3891799B2 (ja) * | 2001-06-21 | 2007-03-14 | 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 | Mri装置 |
| US6426990B1 (en) | 2001-06-28 | 2002-07-30 | General Electric Company | Methods and apparatus for coronary-specific imaging reconstruction |
| US6472872B1 (en) * | 2001-06-29 | 2002-10-29 | Mayo Foundation For Medical Education And Research | Real-time shimming of polarizing field in magnetic resonance system |
| US7561909B1 (en) * | 2002-09-16 | 2009-07-14 | The United States Of America As Represented By The Department Of Health And Human Services | MRI navigator methods and systems |
| US7993285B2 (en) * | 2002-11-05 | 2011-08-09 | Boston Scientific Scimed, Inc. | Medical device having flexible distal tip |
| US7103400B2 (en) * | 2002-11-08 | 2006-09-05 | Koninklijke Philips Electronics, N.V. | Artifact elimination in time-gated anatomical imaging |
| JP4133348B2 (ja) * | 2003-01-07 | 2008-08-13 | 株式会社日立メディコ | 核磁気共鳴を用いた検査装置 |
| JPWO2004080301A1 (ja) * | 2003-03-14 | 2006-06-08 | 株式会社日立メディコ | 磁気共鳴イメージング装置 |
| US9320452B2 (en) * | 2004-07-06 | 2016-04-26 | Mayo Foundation For Medical Education And Research | Magnetic resonance imaging of amyloid plaque in the brain |
| US7868884B2 (en) * | 2004-08-31 | 2011-01-11 | General Electric Company | System and method for generating a digital image of an internal anatomy of a person |
| US8352013B2 (en) * | 2005-01-18 | 2013-01-08 | Siemens Medical Solutions Usa, Inc. | Method and system for motion compensation in magnetic resonance (MR) imaging |
| DE102005023193B4 (de) * | 2005-05-19 | 2015-07-02 | Siemens Aktiengesellschaft | Verfahren zum Abbilden eines Untersuchungsvolumens in einem MR-Spektrometer |
| DE102005036515B4 (de) * | 2005-08-03 | 2015-07-09 | Siemens Aktiengesellschaft | Verfahren zur Planung einer Untersuchung in einer Magnetresonanzanlage |
| JP2007098026A (ja) * | 2005-10-07 | 2007-04-19 | Ge Medical Systems Global Technology Co Llc | 磁気共鳴イメージング装置 |
| JP5105848B2 (ja) * | 2006-02-06 | 2012-12-26 | 株式会社東芝 | 磁気共鳴イメージング装置および磁気共鳴イメージング装置における撮影条件設定方法 |
| CN100570393C (zh) * | 2006-02-06 | 2009-12-16 | 株式会社东芝 | 磁共振成像装置及磁共振成像方法 |
| US7642777B1 (en) | 2006-08-21 | 2010-01-05 | University Of Virginia Patent Foundation | Fast automatic linear off-resonance correction method for spiral imaging |
| JP4912808B2 (ja) * | 2006-09-22 | 2012-04-11 | 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 |
| US7826800B2 (en) * | 2006-11-27 | 2010-11-02 | Orthosoft Inc. | Method and system for determining a time delay between transmission and reception of an RF signal in a noisy RF environment using phase detection |
| DE102006055933B4 (de) * | 2006-11-27 | 2010-04-08 | Siemens Ag | Verfahren zur Ermittlung einer Bewegung bei der Aufzeichnung von MR-Messdaten und Magnet-Resonanz-Gerät hierzu |
| JP5097406B2 (ja) * | 2007-01-22 | 2012-12-12 | 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 | Mri装置 |
| JP4896763B2 (ja) * | 2007-02-19 | 2012-03-14 | 株式会社東芝 | 呼吸抑制部材および磁気共鳴映像装置 |
| US8417007B2 (en) * | 2007-12-10 | 2013-04-09 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging apparatus and magnetic resonance imaging method |
| US8818487B2 (en) | 2008-10-15 | 2014-08-26 | Kabushiki Kaisha Toshiba | Magnetic resonance imaging apparatus and magnetic resonance imaging method |
| JP5454846B2 (ja) * | 2008-10-15 | 2014-03-26 | 株式会社東芝 | 磁気共鳴映像装置 |
| US8487616B2 (en) | 2010-02-23 | 2013-07-16 | University Of Cape Town | Method for compensating for respiratory motion in magnetic resonance imaging |
| EP2661735B1 (en) * | 2011-01-05 | 2017-02-22 | Koninklijke Philips N.V. | Method and apparatus to detect and correct motion in list-mode pet data with a gated signal |
| CN104395772B (zh) * | 2012-03-19 | 2017-05-10 | 皇家飞利浦有限公司 | 具有在对中心和外周k空间区的采样期间的呼吸运动检测的磁共振图像重建方法 |
| US8900225B2 (en) * | 2012-05-07 | 2014-12-02 | Biosense Webster (Israel) Ltd. | Automatic ablation tracking |
| EP2728371B1 (en) * | 2012-11-02 | 2022-07-27 | Universitätsklinikum Freiburg | Segmented 3D Cartesian MR data acquisition using a randomized sampling pattern for compressed sensing image reconstruction |
| JP6109598B2 (ja) * | 2013-02-26 | 2017-04-05 | 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 |
| US9398855B2 (en) | 2013-05-30 | 2016-07-26 | Siemens Aktiengesellschaft | System and method for magnetic resonance imaging based respiratory motion correction for PET/MRI |
| JP5889841B2 (ja) * | 2013-07-08 | 2016-03-22 | 株式会社東芝 | 磁気共鳴映像装置 |
| JP2013198795A (ja) * | 2013-07-08 | 2013-10-03 | Toshiba Corp | 磁気共鳴映像装置 |
| JP5881793B2 (ja) * | 2014-09-24 | 2016-03-09 | 株式会社東芝 | 磁気共鳴映像装置 |
| US10132902B2 (en) * | 2015-05-26 | 2018-11-20 | The Board Of Trustees Of The Leland Stanford Junior University | Intrinsic navigation from velocity-encoding gradients in phase-contrast MRI |
| CN106539584B (zh) * | 2015-09-22 | 2020-08-04 | 上海联影医疗科技有限公司 | 磁共振成像方法及系统 |
| US11073584B2 (en) | 2018-09-06 | 2021-07-27 | Canon Medical Systems Corporation | Magnetic resonance imaging apparatus |
| CN109917315B (zh) | 2019-04-30 | 2021-09-28 | 上海联影医疗科技股份有限公司 | 磁共振成像扫描方法、装置、计算机设备和存储介质 |
| US11163029B2 (en) | 2019-08-14 | 2021-11-02 | GE Precision Healthcare LLC | MRI system with improved navigator |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE32701E (en) | 1983-01-04 | 1988-06-21 | Wisconsin Alumni Research Foundation | NMR scanner with motion zeugmatography |
| JPS63164943A (ja) * | 1986-09-03 | 1988-07-08 | 株式会社日立製作所 | Nmrイメ−ジング方式 |
| US4937526A (en) * | 1988-11-23 | 1990-06-26 | Mayo Foundation For Medical Education And Research | Adaptive method for reducing motion and flow artifacts in NMR images |
| US5031624A (en) * | 1990-08-17 | 1991-07-16 | Wisconsin Alumni Research Foundation | Phase contrast, line-scanned method for NMR angiography |
| US5285158A (en) * | 1992-08-06 | 1994-02-08 | Wisconsin Alumni Research Foundation | NMR angiography using fast pulse sequences with preparatory pulses |
| DE69634976T2 (de) * | 1995-12-14 | 2006-04-20 | Koninklijke Philips Electronics N.V. | Verfahren und gerät zum erhitzen mit ultraschall, gesteuert durch bilderzeugung mit magnetischer resonanz |
| DE19607023A1 (de) * | 1996-02-24 | 1997-08-28 | Philips Patentverwaltung | MR-Verfahren mit reduzierten Bewegungsartefakten |
| CA2187964C (en) * | 1996-10-16 | 2005-02-01 | Kecheng Liu | Sliding interleaved motsa for magnetic resonance imaging |
| US5833609A (en) * | 1996-11-26 | 1998-11-10 | Picker International, Inc. | Rotating diffusion MR imaging reduced motion artifacts |
| US6043654A (en) * | 1997-11-14 | 2000-03-28 | Picker International, Inc. | Multi-volume slicing and interleaved phase-encoding acquisition for 3 D fast spin echo (FSE) |
| US6144874A (en) * | 1998-10-15 | 2000-11-07 | General Electric Company | Respiratory gating method for MR imaging |
-
1999
- 1999-12-14 US US09/460,686 patent/US6292684B1/en not_active Expired - Lifetime
-
2000
- 2000-12-12 EP EP00311149A patent/EP1113288B1/en not_active Expired - Lifetime
- 2000-12-12 DE DE60026474T patent/DE60026474T2/de not_active Expired - Lifetime
- 2000-12-13 JP JP2000378250A patent/JP4773612B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1113288A3 (en) | 2003-07-16 |
| EP1113288A2 (en) | 2001-07-04 |
| EP1113288B1 (en) | 2006-03-08 |
| US6292684B1 (en) | 2001-09-18 |
| DE60026474D1 (de) | 2006-05-04 |
| DE60026474T2 (de) | 2006-10-12 |
| JP2001204712A (ja) | 2001-07-31 |
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