CN107533117B - 用于具有rf噪声的磁共振成像的方法和装置 - Google Patents

用于具有rf噪声的磁共振成像的方法和装置 Download PDF

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CN107533117B
CN107533117B CN201680024975.5A CN201680024975A CN107533117B CN 107533117 B CN107533117 B CN 107533117B CN 201680024975 A CN201680024975 A CN 201680024975A CN 107533117 B CN107533117 B CN 107533117B
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data
noise
space
compensation factor
magnetic resonance
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CN107533117A (zh
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刘勇
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Koninklijke Philips NV
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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
    • G01R33/44—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
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • 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
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201680024975.5A 2015-04-30 2016-04-15 用于具有rf噪声的磁共振成像的方法和装置 Active CN107533117B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
CNPCT/CN2015/077989 2015-04-30
CN2015077989 2015-04-30
CN2015086849 2015-08-13
CNPCT/CN2015/086849 2015-08-13
EP15186938 2015-09-25
EP15186938.5 2015-09-25
PCT/EP2016/058302 WO2016173861A1 (en) 2015-04-30 2016-04-15 Method and apparatus for magnetic resonance imaging with rf noise

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CN107533117B true CN107533117B (zh) 2020-05-01

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US (1) US10514431B2 (enExample)
EP (1) EP3289372A1 (enExample)
JP (1) JP6684826B2 (enExample)
CN (1) CN107533117B (enExample)
BR (1) BR112017023027A2 (enExample)
RU (1) RU2710012C2 (enExample)
WO (1) WO2016173861A1 (enExample)

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CN111329479B (zh) * 2018-12-19 2023-09-29 西门子保健有限责任公司 用于提供mr图像的方法、磁共振成像设备和介质
US10705170B1 (en) * 2019-02-15 2020-07-07 GE Precision Healthcare LLC Methods and systems for removing spike noise in magnetic resonance imaging
US10890640B2 (en) * 2019-03-18 2021-01-12 Uih America, Inc. Systems and methods for signal representation determination in magnetic resonance imaging
US11069063B2 (en) 2019-03-18 2021-07-20 Uih America, Inc. Systems and methods for noise analysis
US11796618B2 (en) 2019-07-12 2023-10-24 Shanghai United Imaging Healthcare Co., Ltd. Systems and methods for magnetic resonance imaging
CN113050010B (zh) * 2019-12-26 2023-03-21 上海联影医疗科技股份有限公司 噪音分析的系统、方法
EP3865890B1 (de) * 2020-02-13 2023-05-24 Siemens Healthcare GmbH Magnetresonanztomograph mit b0-modulation und verfahren zum betrieb
WO2021207382A1 (en) * 2020-04-08 2021-10-14 The Johns Hopkins University D-glucose and its analogs as tracers to assess the glucose transporter function
CN112509074B (zh) * 2020-11-09 2025-01-28 杭州微影医疗科技有限公司 伪影消除方法、系统、终端及存储介质
CN112698256B (zh) * 2020-12-07 2023-08-29 深圳航天科技创新研究院 降低磁共振成像设备电磁噪声的主动降噪系统的降噪方法
EP4012437A1 (de) * 2020-12-11 2022-06-15 Siemens Healthcare GmbH Magnetresonanztomographie mit dualer aufnahme zur störungsreduktion
DE102021104344A1 (de) * 2021-02-24 2022-08-25 Otto-Von-Guericke-Universität Magdeburg MR-Bildgebung mit Reduktion von Zipper-Artefakten
JP7557824B2 (ja) * 2021-06-25 2024-09-30 富士フイルム株式会社 医用画像処理装置、医用撮像装置、及び、医用画像におけるノイズ低減方法
EP4152034A1 (de) * 2021-09-20 2023-03-22 Siemens Healthcare GmbH Verfahren und vorrichtung zur unterdrückung von störungen bei der magnetresonanzbildgebung
EP4152028A1 (de) * 2021-09-20 2023-03-22 Siemens Healthcare GmbH Verfahren und vorrichtung zur unterdrückung von störungen bei der magnetresonanzbildgebung
CN114052672B (zh) * 2021-11-23 2022-06-14 林和 智能化便携式医疗仪
US12376759B2 (en) 2022-12-28 2025-08-05 GE Precision Healthcare LLC System and method for improving magnetic resonance scanning workflow
US12241954B2 (en) 2023-04-14 2025-03-04 United Imaging Healthcare North America, Inc. Systems and methods for quantitative measurement in magnetic resonance imaging
EP4636429A1 (en) * 2024-04-15 2025-10-22 Koninklijke Philips N.V. Compensation for electromagnetic interference signals in magnetic resonance imaging

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RU2017135047A3 (enExample) 2019-06-20
JP2018519861A (ja) 2018-07-26
US10514431B2 (en) 2019-12-24
RU2017135047A (ru) 2019-04-05
EP3289372A1 (en) 2018-03-07
WO2016173861A1 (en) 2016-11-03
CN107533117A (zh) 2018-01-02
RU2710012C2 (ru) 2019-12-23
BR112017023027A2 (pt) 2018-07-03
JP6684826B2 (ja) 2020-04-22
US20180143272A1 (en) 2018-05-24

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