CN105785293A - 一种惰性气体原子核通道装置及磁共振成像方法 - Google Patents
一种惰性气体原子核通道装置及磁共振成像方法 Download PDFInfo
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- CN105785293A CN105785293A CN201610094660.XA CN201610094660A CN105785293A CN 105785293 A CN105785293 A CN 105785293A CN 201610094660 A CN201610094660 A CN 201610094660A CN 105785293 A CN105785293 A CN 105785293A
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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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3607—RF waveform generators, e.g. frequency generators, amplitude-, frequency- or phase modulators or shifters, pulse programmers, digital to analog converters for the RF signal, means for filtering or attenuating of the RF signal
-
- 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
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
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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
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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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
-
- 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
- G01R33/282—Means specially adapted for hyperpolarisation or for hyperpolarised contrast agents, e.g. for the generation of hyperpolarised gases using optical pumping cells, for storing hyperpolarised contrast agents or for the determination of the polarisation of a hyperpolarised contrast agent
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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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
-
- 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
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3614—RF power amplifiers
-
- 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
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3621—NMR receivers or demodulators, e.g. preamplifiers, means for frequency modulation of the MR signal using a digital down converter, means for analog to digital conversion [ADC] or for filtering or processing of the MR signal such as bandpass filtering, resampling, decimation or interpolation
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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
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3628—Tuning/matching of the transmit/receive coil
- G01R33/3635—Multi-frequency operation
-
- 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
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3642—Mutual coupling or decoupling of multiple coils, e.g. decoupling of a receive coil from a transmission coil, or intentional coupling of RF coils, e.g. for RF magnetic field amplification
- G01R33/365—Decoupling of multiple RF coils wherein the multiple RF coils have the same function in MR, e.g. decoupling of a receive coil from another receive coil in a receive coil array, decoupling of a transmission coil from another transmission coil in a transmission coil array
-
- 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
- G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
- G01R33/3852—Gradient amplifiers; means for controlling the application of a gradient magnetic field to the sample, e.g. a gradient signal synthesizer
-
- 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
- G01R33/5601—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution involving use of a contrast agent for contrast manipulation, e.g. a paramagnetic, super-paramagnetic, ferromagnetic or hyperpolarised contrast agent
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- High Energy & Nuclear Physics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Description
Claims (5)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610094660.XA CN105785293B (zh) | 2016-02-22 | 2016-02-22 | 一种惰性气体原子核通道装置及磁共振成像方法 |
EP16891181.6A EP3422036B1 (en) | 2016-02-22 | 2016-08-08 | Device having inert gas nucleus channel and magnetic resonance imaging method |
PCT/CN2016/094041 WO2017143731A1 (zh) | 2016-02-22 | 2016-08-08 | 一种惰性气体原子核通道装置及磁共振成像方法 |
US16/058,989 US10705169B2 (en) | 2016-02-22 | 2018-08-08 | Device having inert gas nucleus channel and method for magnetic resonance imaging using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610094660.XA CN105785293B (zh) | 2016-02-22 | 2016-02-22 | 一种惰性气体原子核通道装置及磁共振成像方法 |
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CN105785293A true CN105785293A (zh) | 2016-07-20 |
CN105785293B CN105785293B (zh) | 2018-02-13 |
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CN201610094660.XA Active CN105785293B (zh) | 2016-02-22 | 2016-02-22 | 一种惰性气体原子核通道装置及磁共振成像方法 |
Country Status (4)
Country | Link |
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US (1) | US10705169B2 (zh) |
EP (1) | EP3422036B1 (zh) |
CN (1) | CN105785293B (zh) |
WO (1) | WO2017143731A1 (zh) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106249183A (zh) * | 2016-09-24 | 2016-12-21 | 中国科学院武汉物理与数学研究所 | 一种基于谱像一体化的超极化氙气磁共振方法 |
CN106770416A (zh) * | 2016-12-22 | 2017-05-31 | 北京航空航天大学 | 一种基于LabVIEW的129Xe核子弛豫时间测量系统 |
WO2017143731A1 (zh) * | 2016-02-22 | 2017-08-31 | 中国科学院武汉物理与数学研究所 | 一种惰性气体原子核通道装置及磁共振成像方法 |
CN109164403A (zh) * | 2018-08-10 | 2019-01-08 | 中国科学院武汉物理与数学研究所 | 一种基于降升频的磁共振成像方法 |
CN109782204A (zh) * | 2019-01-16 | 2019-05-21 | 中国科学院武汉物理与数学研究所 | 一种用于极化转移增强技术的多核磁共振射频通道装置 |
CN110426663A (zh) * | 2019-08-19 | 2019-11-08 | 合肥菲特微电子技术有限公司 | 射频发射调制与接收解调信号相位相干的控制器和方法 |
CN113552515A (zh) * | 2021-06-29 | 2021-10-26 | 上海辰光医疗科技股份有限公司 | 一种用于动物磁共振成像的双核成像的方法 |
CN114355262A (zh) * | 2022-01-10 | 2022-04-15 | 厦门大学 | 仲氢超极化小型核磁共振波谱仪一体化联用系统和方法 |
CN114441506A (zh) * | 2022-04-08 | 2022-05-06 | 港湾之星健康生物(深圳)有限公司 | 量子磁光传感器 |
CN114487959A (zh) * | 2022-01-26 | 2022-05-13 | 中国科学院精密测量科学与技术创新研究院 | 一种超低场核磁共振测量装置与方法 |
CN114910850A (zh) * | 2021-02-10 | 2022-08-16 | 清华大学 | 一种双核mri的图像增强超构表面器件 |
CN114487959B (zh) * | 2022-01-26 | 2024-05-31 | 中国科学院精密测量科学与技术创新研究院 | 一种超低场核磁共振测量装置与方法 |
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JPH04141146A (ja) * | 1990-10-02 | 1992-05-14 | Toshiba Corp | Mri装置 |
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CN105785293B (zh) * | 2016-02-22 | 2018-02-13 | 中国科学院武汉物理与数学研究所 | 一种惰性气体原子核通道装置及磁共振成像方法 |
-
2016
- 2016-02-22 CN CN201610094660.XA patent/CN105785293B/zh active Active
- 2016-08-08 EP EP16891181.6A patent/EP3422036B1/en active Active
- 2016-08-08 WO PCT/CN2016/094041 patent/WO2017143731A1/zh active Application Filing
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2018
- 2018-08-08 US US16/058,989 patent/US10705169B2/en active Active
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CN104950271A (zh) * | 2014-03-28 | 2015-09-30 | 西门子(深圳)磁共振有限公司 | 磁共振成像系统的接收机和磁共振成像系统 |
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Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017143731A1 (zh) * | 2016-02-22 | 2017-08-31 | 中国科学院武汉物理与数学研究所 | 一种惰性气体原子核通道装置及磁共振成像方法 |
CN106249183A (zh) * | 2016-09-24 | 2016-12-21 | 中国科学院武汉物理与数学研究所 | 一种基于谱像一体化的超极化氙气磁共振方法 |
CN106249183B (zh) * | 2016-09-24 | 2018-10-12 | 中国科学院武汉物理与数学研究所 | 一种基于谱像一体化的超极化氙气磁共振方法 |
CN106770416A (zh) * | 2016-12-22 | 2017-05-31 | 北京航空航天大学 | 一种基于LabVIEW的129Xe核子弛豫时间测量系统 |
CN109164403A (zh) * | 2018-08-10 | 2019-01-08 | 中国科学院武汉物理与数学研究所 | 一种基于降升频的磁共振成像方法 |
CN109782204A (zh) * | 2019-01-16 | 2019-05-21 | 中国科学院武汉物理与数学研究所 | 一种用于极化转移增强技术的多核磁共振射频通道装置 |
CN110426663A (zh) * | 2019-08-19 | 2019-11-08 | 合肥菲特微电子技术有限公司 | 射频发射调制与接收解调信号相位相干的控制器和方法 |
CN114910850A (zh) * | 2021-02-10 | 2022-08-16 | 清华大学 | 一种双核mri的图像增强超构表面器件 |
CN114910850B (zh) * | 2021-02-10 | 2024-04-23 | 清华大学 | 一种双核mri的图像增强超构表面器件 |
CN113552515A (zh) * | 2021-06-29 | 2021-10-26 | 上海辰光医疗科技股份有限公司 | 一种用于动物磁共振成像的双核成像的方法 |
CN114355262A (zh) * | 2022-01-10 | 2022-04-15 | 厦门大学 | 仲氢超极化小型核磁共振波谱仪一体化联用系统和方法 |
CN114487959A (zh) * | 2022-01-26 | 2022-05-13 | 中国科学院精密测量科学与技术创新研究院 | 一种超低场核磁共振测量装置与方法 |
CN114487959B (zh) * | 2022-01-26 | 2024-05-31 | 中国科学院精密测量科学与技术创新研究院 | 一种超低场核磁共振测量装置与方法 |
CN114441506A (zh) * | 2022-04-08 | 2022-05-06 | 港湾之星健康生物(深圳)有限公司 | 量子磁光传感器 |
Also Published As
Publication number | Publication date |
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CN105785293B (zh) | 2018-02-13 |
EP3422036B1 (en) | 2022-10-19 |
EP3422036A4 (en) | 2019-10-02 |
US20180372823A1 (en) | 2018-12-27 |
WO2017143731A1 (zh) | 2017-08-31 |
EP3422036A1 (en) | 2019-01-02 |
US10705169B2 (en) | 2020-07-07 |
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