CN102928796A - 快速扩散磁共振成像和重建方法 - Google Patents
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- CN102928796A CN102928796A CN2012103880381A CN201210388038A CN102928796A CN 102928796 A CN102928796 A CN 102928796A CN 2012103880381 A CN2012103880381 A CN 2012103880381A CN 201210388038 A CN201210388038 A CN 201210388038A CN 102928796 A CN102928796 A CN 102928796A
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- 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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- 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
- G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
- G01R33/56341—Diffusion imaging
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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
- G01R33/4818—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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CN201210388038.1A CN102928796B (zh) | 2012-09-28 | 2012-10-12 | 快速扩散磁共振成像和重建方法 |
US13/676,184 US9229082B2 (en) | 2012-09-28 | 2012-11-14 | Method for diffusion magnetic resonance imaging |
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CN201210388038.1A CN102928796B (zh) | 2012-09-28 | 2012-10-12 | 快速扩散磁共振成像和重建方法 |
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CN103675737A (zh) * | 2013-12-06 | 2014-03-26 | 清华大学 | 扩散磁共振成像和重建方法 |
CN103901377A (zh) * | 2012-12-27 | 2014-07-02 | 通用电气公司 | 用于相干和非相干运动的同时检测的q-空间的复数重建 |
CN103995244A (zh) * | 2014-04-29 | 2014-08-20 | 包头市稀宝博为医疗系统有限公司 | 磁共振成像方法 |
CN104042216A (zh) * | 2014-07-01 | 2014-09-17 | 中国科学院武汉物理与数学研究所 | 一种基于预扫描和非均匀采样的薄层快速磁共振成像方法 |
CN104248435A (zh) * | 2013-06-27 | 2014-12-31 | 上海联影医疗科技有限公司 | 磁共振成像方法和装置 |
CN104597420A (zh) * | 2015-02-02 | 2015-05-06 | 清华大学 | 基于多次激发的磁共振扩散成像方法 |
CN105869192A (zh) * | 2016-03-28 | 2016-08-17 | 浙江大学 | 一种基于滑动窗的磁共振指纹识别重建技术 |
CN106199473A (zh) * | 2016-06-24 | 2016-12-07 | 天津大学 | 一种基于信噪比加权的多b值扩散磁共振成像优化方法 |
CN106526514A (zh) * | 2016-11-21 | 2017-03-22 | 清华大学 | 磁共振扩散成像数据压缩加速重建方法 |
CN107576925A (zh) * | 2017-08-07 | 2018-01-12 | 上海东软医疗科技有限公司 | 磁共振多对比度图像重建方法和装置 |
CN107615089A (zh) * | 2014-01-03 | 2018-01-19 | 朱宇东 | 压缩感知和mri的建模和验证方法 |
CN107783067A (zh) * | 2016-08-30 | 2018-03-09 | 上海联影医疗科技有限公司 | 一种磁共振成像方法 |
CN107993271A (zh) * | 2017-12-26 | 2018-05-04 | 上海交通大学 | 一种磁共振动态成像采样方法和图像重建方法 |
CN108171690A (zh) * | 2017-12-22 | 2018-06-15 | 渤海大学 | 基于结构先验信息的人体心脏左心室扩散张量估计方法 |
CN108333544A (zh) * | 2018-01-03 | 2018-07-27 | 上海东软医疗科技有限公司 | 平面回波成像方法和装置 |
CN105548927B (zh) * | 2015-08-06 | 2018-11-09 | 清华大学 | 基于多层同时激发的多次激发的磁共振扩散成像方法 |
CN109115820A (zh) * | 2018-07-02 | 2019-01-01 | 清华大学 | 基于平面回波成像的磁共振水脂分离和定量方法及装置 |
CN109171727A (zh) * | 2018-09-20 | 2019-01-11 | 上海东软医疗科技有限公司 | 一种磁共振成像方法和装置 |
CN105738846B (zh) * | 2014-12-12 | 2019-01-25 | 西门子(深圳)磁共振有限公司 | K空间数据采集方法及其磁共振成像方法 |
CN109959887A (zh) * | 2017-12-26 | 2019-07-02 | 深圳先进技术研究院 | 一种三维磁共振成像重建方法、装置、应用及可读介质 |
WO2019161586A1 (zh) * | 2018-02-23 | 2019-08-29 | 奥泰医疗系统有限责任公司 | 一种propeller技术中抑制非刚性运动的权重计算方法 |
CN110244246A (zh) * | 2019-07-03 | 2019-09-17 | 上海联影医疗科技有限公司 | 磁共振成像方法、装置、计算机设备和存储介质 |
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CN110471014A (zh) * | 2018-05-10 | 2019-11-19 | 西门子医疗有限公司 | 磁共振成像中的条纹伪影减少 |
CN112051531A (zh) * | 2020-09-14 | 2020-12-08 | 首都医科大学附属北京天坛医院 | 多次激发无导航磁共振扩散成像方法及装置 |
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JP2014506822A (ja) * | 2011-03-01 | 2014-03-20 | コーニンクレッカ フィリップス エヌ ヴェ | 画像比率制約的な再構成を伴う加速されたmr温度測定マッピング |
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CN103901377B (zh) * | 2012-12-27 | 2018-09-21 | 通用电气公司 | 用于相干和非相干运动的同时检测的q-空间的复数重建 |
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CN103995244B (zh) * | 2014-04-29 | 2017-05-24 | 包头市稀宝博为医疗系统有限公司 | 磁共振成像方法 |
CN104042216B (zh) * | 2014-07-01 | 2015-12-30 | 中国科学院武汉物理与数学研究所 | 一种基于预扫描和非均匀采样的薄层快速磁共振成像方法 |
CN104042216A (zh) * | 2014-07-01 | 2014-09-17 | 中国科学院武汉物理与数学研究所 | 一种基于预扫描和非均匀采样的薄层快速磁共振成像方法 |
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CN107576925A (zh) * | 2017-08-07 | 2018-01-12 | 上海东软医疗科技有限公司 | 磁共振多对比度图像重建方法和装置 |
CN107576925B (zh) * | 2017-08-07 | 2020-01-03 | 上海东软医疗科技有限公司 | 磁共振多对比度图像重建方法和装置 |
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CN109959887A (zh) * | 2017-12-26 | 2019-07-02 | 深圳先进技术研究院 | 一种三维磁共振成像重建方法、装置、应用及可读介质 |
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WO2019161586A1 (zh) * | 2018-02-23 | 2019-08-29 | 奥泰医疗系统有限责任公司 | 一种propeller技术中抑制非刚性运动的权重计算方法 |
CN110286344B (zh) * | 2018-03-13 | 2021-11-30 | 深圳先进技术研究院 | 一种快速磁共振可变分辨率成像方法、系统和可读介质 |
CN110286344A (zh) * | 2018-03-13 | 2019-09-27 | 深圳先进技术研究院 | 一种快速磁共振可变分辨率成像方法、系统和可读介质 |
CN110471014A (zh) * | 2018-05-10 | 2019-11-19 | 西门子医疗有限公司 | 磁共振成像中的条纹伪影减少 |
US11435419B2 (en) | 2018-05-10 | 2022-09-06 | Siemens Healthcare Gmbh | Streak artifact reduction in magnetic resonance imaging |
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CN109171727A (zh) * | 2018-09-20 | 2019-01-11 | 上海东软医疗科技有限公司 | 一种磁共振成像方法和装置 |
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CN112051531A (zh) * | 2020-09-14 | 2020-12-08 | 首都医科大学附属北京天坛医院 | 多次激发无导航磁共振扩散成像方法及装置 |
WO2023226115A1 (zh) * | 2022-05-27 | 2023-11-30 | 浙江大学 | 一种fmri中射频接收线圈本征时域稳定性参数的测量方法 |
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