CN103323800B - 用于运行磁共振系统的方法和控制装置 - Google Patents
用于运行磁共振系统的方法和控制装置 Download PDFInfo
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- CN103323800B CN103323800B CN201310089633.XA CN201310089633A CN103323800B CN 103323800 B CN103323800 B CN 103323800B CN 201310089633 A CN201310089633 A CN 201310089633A CN 103323800 B CN103323800 B CN 103323800B
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Classifications
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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
- G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
-
- 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]
-
- 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
- G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
- G01R33/4833—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices
- G01R33/4835—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using spatially selective excitation of the volume of interest, e.g. selecting non-orthogonal or inclined slices of multiple slices
-
- 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
- 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
- G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
- G01R33/4824—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space using a non-Cartesian trajectory
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- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Health & Medical Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Signal Processing (AREA)
- Biophysics (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (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
Description
Claims (14)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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DE102012204434.5 | 2012-03-20 | ||
DE201210204434 DE102012204434B3 (de) | 2012-03-20 | 2012-03-20 | Mehrschicht-MRI-Anregung mit simultaner Refokussierung aller angeregten Schichten |
Publications (2)
Publication Number | Publication Date |
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CN103323800A CN103323800A (zh) | 2013-09-25 |
CN103323800B true CN103323800B (zh) | 2017-05-03 |
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CN201310089633.XA Active CN103323800B (zh) | 2012-03-20 | 2013-03-20 | 用于运行磁共振系统的方法和控制装置 |
Country Status (4)
Country | Link |
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US (1) | US9476955B2 (zh) |
KR (1) | KR101625557B1 (zh) |
CN (1) | CN103323800B (zh) |
DE (1) | DE102012204434B3 (zh) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102012219926B4 (de) * | 2012-10-31 | 2014-09-04 | Siemens Aktiengesellschaft | Doppelecho-MR-Bildgebung mit einer unterschiedlichen Zahl erster und zweiter Echosignale |
DE102013201616B3 (de) * | 2013-01-31 | 2014-07-17 | Siemens Aktiengesellschaft | TSE-basierte, gegen lokale B0-Feldvariationen unempfindliche MR-Mulitschicht-Anregung |
DE102013201671B3 (de) * | 2013-02-01 | 2014-07-31 | Siemens Aktiengesellschaft | Verfahren zum Erfassen von MR-Daten und zur Bestimmung eines B1-Magnetfelds sowie entsprechend ausgestaltete Magnetresonanzanlage |
DE102013202559B3 (de) | 2013-02-18 | 2014-08-21 | Siemens Aktiengesellschaft | Optimierung einer MR-Pulssequenz durch automatisches Optimieren von Gradientenpulsen in veränderbaren Intervallen |
CN105120745B (zh) * | 2013-05-17 | 2017-12-19 | 株式会社日立制作所 | 磁共振成像装置以及磁共振成像方法 |
US10132889B2 (en) * | 2013-05-22 | 2018-11-20 | General Electric Company | System and method for reducing acoustic noise level in MR imaging |
DE102013220301B4 (de) * | 2013-10-08 | 2015-07-16 | Siemens Aktiengesellschaft | Ermittlung einer Ansteuersequenz für ein Magnetresonanzbildgebungssystem unter Verwendung eines Ausführbarkeitskriteriums |
DE102013226246B4 (de) * | 2013-12-17 | 2015-06-25 | Siemens Aktiengesellschaft | Verfahren zur schichtselektiven Magnetresonanz-Bildgebung und Magnetresonanz-Anlage |
CN104865545B (zh) * | 2014-02-21 | 2018-11-30 | 上海联影医疗科技有限公司 | 平面回波成像方法及装置 |
US10578696B2 (en) * | 2014-04-02 | 2020-03-03 | New York University | System, method and computer-accessible medium for spectroscopic localization using simultaneous acquisition of double spin and stimulated echoes |
US9664762B2 (en) * | 2014-04-22 | 2017-05-30 | General Electic Company | System and method for reduced field of view magnetic resonance imaging |
DE102014210778B4 (de) * | 2014-06-05 | 2016-01-14 | Siemens Aktiengesellschaft | Erzeugung einer Parameterkarte in der Magnetresonanztechnik |
CN105433944B (zh) * | 2014-07-31 | 2018-07-03 | 西门子公司 | 用于获取对象的磁共振数据的方法及装置 |
JP6363028B2 (ja) * | 2015-01-30 | 2018-07-25 | 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 | 磁気共鳴装置およびプログラム |
JP6082172B1 (ja) | 2015-04-09 | 2017-02-15 | 株式会社ワコム | アクティブスタイラス及びセンサコントローラを用いた方法、システム、センサコントローラ、及びアクティブスタイラス |
DE102015223658B4 (de) | 2015-11-30 | 2017-08-17 | Siemens Healthcare Gmbh | Verfahren zum Erfassen von Magnetresonanz-Signalen eines Untersuchungsobjekts |
KR101797674B1 (ko) | 2016-02-12 | 2017-11-15 | 삼성전자주식회사 | 자기 공명 영상 촬영 장치 및 그에 따른 자기 공명 영상 촬영 방법 |
KR101802336B1 (ko) * | 2016-02-19 | 2017-11-28 | 삼성전자주식회사 | 다중 여기 rf 펄스를 이용한 자기공명영상 획득 방법 및 이를 위한 자기공명영상 장치 |
DE102016207264A1 (de) * | 2016-04-28 | 2017-11-02 | Siemens Healthcare Gmbh | Einhalten von Grenzwerten beim Erfassen von Daten mittels einer Magnetresonanzanlage |
US10175317B2 (en) * | 2016-06-10 | 2019-01-08 | Toshiba Medical Systems Corporation | Quiet MRI using alternating gradient sequence |
CN106093100B (zh) * | 2016-06-16 | 2017-09-01 | 中国石油大学(华东) | 一种me‑cpmg序列的岩心核磁信号采集及反演方法 |
US10613178B2 (en) * | 2016-09-23 | 2020-04-07 | Canon Medical Systems Corporation | Magnetic resonance imaging apparatus and image analysis apparatus |
CN108020796B (zh) * | 2016-10-31 | 2021-10-29 | 西门子(深圳)磁共振有限公司 | 一种磁共振扩散加权成像方法和装置 |
CN108802649B (zh) * | 2017-04-26 | 2021-06-01 | 西门子(深圳)磁共振有限公司 | 一种快速空间饱和的射频扰相方法和装置 |
KR101949486B1 (ko) * | 2017-05-29 | 2019-02-18 | 성균관대학교산학협력단 | 자기 공명 영상 생성 방법 및 그 자기 공명 영상 장치 |
KR101949491B1 (ko) * | 2017-05-29 | 2019-02-18 | 성균관대학교산학협력단 | 자기 공명 영상 생성 방법 및 그 자기 공명 영상 처리 장치 |
US10578701B2 (en) * | 2017-10-24 | 2020-03-03 | Canon Medical Systems Corporation | Systems, methods, and computer-readable storage medium for magnetic resonance imaging |
US10591556B2 (en) | 2017-10-30 | 2020-03-17 | Synaptive Medical Inc. | System and method for increased signal-to-noise ratio in multi spin-echo pulse imaging |
CN109696646B (zh) * | 2019-01-17 | 2020-10-30 | 华东师范大学 | 一种快速自旋回波脉冲序列中射频脉冲的优化方法 |
EP3715896B1 (en) * | 2019-03-27 | 2023-02-15 | Siemens Healthcare GmbH | Minimization of signal losses in multi-echo imaging |
EP3745152A1 (en) * | 2019-05-28 | 2020-12-02 | Koninklijke Philips N.V. | Multi-echo mr imaging with spiral acquisition |
DE102019214359A1 (de) * | 2019-09-20 | 2021-03-25 | Siemens Healthcare Gmbh | Verfahren zu einer adaptiven Ansteuerung eines Magnetresonanzgerätes |
CN111157932B (zh) * | 2020-01-02 | 2022-08-30 | 华东师范大学 | 一种快速自旋回波脉冲序列中射频脉冲的优化方法 |
US11255941B2 (en) * | 2020-04-17 | 2022-02-22 | Canon Medical Systems Corporation | Apparatus and method using time shifts in magnetic resonance imaging (MRI) to implement controlled aliasing in parallel imaging (CAIPI) |
CN113900055B (zh) * | 2020-06-22 | 2025-03-25 | 通用电气精准医疗有限责任公司 | 磁共振成像系统及其植入物的定位方法 |
WO2022020614A1 (en) * | 2020-07-22 | 2022-01-27 | Dignity Health | Improved whole-blade acquisition and phase correction in magnetic resonance imaging |
DE102020212281B4 (de) * | 2020-09-29 | 2022-05-12 | Siemens Healthcare Gmbh | Verfahren zur zeitsparenden Erzeugung einer B0-Karte basierend auf einer Doppelecho-Sequenz mit stimulierten Echos und Magnetresonanzvorrichtung |
DE102020132072A1 (de) * | 2020-12-02 | 2022-06-02 | Neoscan Solutions GmbH | Verfahren zur Erzeugung einer MRT-Sequenz, MRT-Verfahren und MRT-Gerät |
JP7708611B2 (ja) * | 2021-08-17 | 2025-07-15 | キヤノン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 |
US12339336B2 (en) * | 2023-07-28 | 2025-06-24 | GE Precision Healthcare LLC | System and method to reduce specific absorption rate in magnetic resonance imaging |
Family Cites Families (12)
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US6853188B2 (en) * | 1999-12-31 | 2005-02-08 | Advanced Mri Technologies, Llc | Method and apparatus for removing specific stimulated echoes in simultaneous image refocusing |
JP2003038456A (ja) * | 2001-07-10 | 2003-02-12 | Ge Medical Systems Global Technology Co Llc | スピン励起方法、磁気共鳴撮影方法および磁気共鳴撮影装置 |
DE10318428A1 (de) | 2003-04-23 | 2004-11-25 | Siemens Ag | Echtzeit-gesteuerte optimierte Magnet-Resonanz-Bildgebung unter Berücksichtigung von Geräte- und Patienten-spezifischen Grenzwerten |
DE10333795B4 (de) | 2003-07-24 | 2008-01-31 | Siemens Ag | Verfahren und Vorrichtung zur Vermeidung von peripheren Störsignalen in Spin-Echo-Bildern bei nicht monotonem Magnetfeldverlauf in der Magnetresonanz-Tomographie-Bildgebung |
DE102005046732B4 (de) | 2005-04-18 | 2010-04-15 | Siemens Ag | Verbessertes Rekonstruktionsverfahren bei der Propellerbildgebung in der Magnetresonanztomographie |
US8406849B2 (en) | 2006-03-31 | 2013-03-26 | University Of Utah Research Foundation | Systems and methods for magnetic resonance imaging |
WO2009094304A2 (en) | 2008-01-23 | 2009-07-30 | The Regents Of The University Of Colorado | Susceptibility weighted magnetic resonance imaging of venous vasculature |
EP2239592A1 (en) | 2009-04-08 | 2010-10-13 | Universitätsklinikum Freiburg | Simultaneous excitation and acquisition of signal from multiple slices in the RARE sequence (multiplex RARE) |
US8723516B2 (en) * | 2010-02-26 | 2014-05-13 | Kabushiki Kaisha Toshiba | B1-robust and T1-robust species suppression in MRI |
DE102012213018B4 (de) * | 2012-07-25 | 2014-02-06 | Siemens Aktiengesellschaft | Aufnahme von Magnetresonanzdaten unter Vermeidung von Signalinhomogenitäten |
DE102013201616B3 (de) * | 2013-01-31 | 2014-07-17 | Siemens Aktiengesellschaft | TSE-basierte, gegen lokale B0-Feldvariationen unempfindliche MR-Mulitschicht-Anregung |
DE102013215883B3 (de) * | 2013-08-12 | 2015-01-08 | Siemens Aktiengesellschaft | MR-Bildgebung mit Signalunterdrückung einer Spinspezies |
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2012
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2013
- 2013-03-20 KR KR1020130029974A patent/KR101625557B1/ko active Active
- 2013-03-20 CN CN201310089633.XA patent/CN103323800B/zh active Active
- 2013-03-20 US US13/847,656 patent/US9476955B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR101625557B1 (ko) | 2016-05-30 |
US9476955B2 (en) | 2016-10-25 |
CN103323800A (zh) | 2013-09-25 |
KR20130106797A (ko) | 2013-09-30 |
DE102012204434B3 (de) | 2013-07-11 |
US20130249548A1 (en) | 2013-09-26 |
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