CN105308473B - 平行成像加速参数的自动优化 - Google Patents

平行成像加速参数的自动优化 Download PDF

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Publication number
CN105308473B
CN105308473B CN201480014017.0A CN201480014017A CN105308473B CN 105308473 B CN105308473 B CN 105308473B CN 201480014017 A CN201480014017 A CN 201480014017A CN 105308473 B CN105308473 B CN 105308473B
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reduction
signal
factor
coil
noise
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CN105308473A (zh
Inventor
P·博尔纳特
M·P·J·于里森
M·I·多内瓦
A·J·W·杜杰达姆
K·内尔克
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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
    • G01R33/44—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
    • 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
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34092—RF coils specially adapted for NMR spectrometers
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (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)
CN201480014017.0A 2013-03-13 2014-03-12 平行成像加速参数的自动优化 Active CN105308473B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361778582P 2013-03-13 2013-03-13
US61/778,582 2013-03-13
PCT/IB2014/059667 WO2014141086A1 (en) 2013-03-13 2014-03-12 Automatic optimization of parallel imaging acceleration parameters

Publications (2)

Publication Number Publication Date
CN105308473A CN105308473A (zh) 2016-02-03
CN105308473B true CN105308473B (zh) 2018-11-27

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US (1) US10107884B2 (enExample)
EP (1) EP2972450B1 (enExample)
JP (1) JP6430417B2 (enExample)
CN (1) CN105308473B (enExample)
WO (1) WO2014141086A1 (enExample)

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RU2582474C2 (ru) * 2010-08-20 2016-04-27 Конинклейке Филипс Электроникс Н.В. Эмуляция виртуальных катушек в мрт с параллельной передачей
WO2014165050A1 (en) * 2013-03-12 2014-10-09 The General Hospital Corporation Method for increasing signal-to-noise ratio in magnetic resonance imaging using per-voxel noise covariance regularization
US10955508B2 (en) * 2016-08-25 2021-03-23 Koninklijke Philips N.V. BO-corrected sensitivity encoding magnetic resonance imaging
EP3470868A1 (en) 2017-10-16 2019-04-17 Koninklijke Philips N.V. Quantitative measurement of relaxation times in magnetic resonance imaging
US11023785B2 (en) * 2018-07-23 2021-06-01 International Business Machines Corporation Sparse MRI data collection and classification using machine learning
CN111830449B (zh) * 2019-04-19 2022-10-18 西门子(深圳)磁共振有限公司 呼吸信号提取方法及装置、磁共振成像系统、存储介质
EP3910358A1 (en) * 2020-05-15 2021-11-17 Koninklijke Philips N.V. Automated adjustment of the undersampling factor
WO2022032133A1 (en) * 2020-08-06 2022-02-10 University Of Pittsburgh - Of The Commonwealth System Of Higher Education Optimizing magnetic resonance imaging protocols for increased speed
CN112630709B (zh) * 2020-11-03 2024-08-27 杭州微影医疗科技有限公司 金属植入物磁共振成像方法、系统、终端及存储介质
US12555291B2 (en) * 2021-04-27 2026-02-17 Siemens Healthineers Ag Method for automated regularization of hybrid K-space combination using a noise adjustment scan
WO2023082285A1 (en) * 2021-11-15 2023-05-19 Shanghaitech University Multicore system for neural rendering
JP2024036308A (ja) 2022-09-05 2024-03-15 キヤノンメディカルシステムズ株式会社 画像処理装置、画像処理方法及び磁気共鳴イメージング装置
EP4524596A1 (de) * 2023-09-12 2025-03-19 Siemens Healthineers AG Technik zur optimierung eines unterabtastungsfaktors

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CN1468583A (zh) * 2002-06-07 2004-01-21 Ge医疗系统环球技术有限公司 线圈灵敏图生成方法和平行成像方法以及磁共振成像装置
CN1572246A (zh) * 2003-05-08 2005-02-02 株式会社东芝 基于扩大展开法的平行成像
CN1930485A (zh) * 2004-03-12 2007-03-14 皇家飞利浦电子股份有限公司 用于优化mri扫描参数的预扫描
US7449888B1 (en) * 2005-07-27 2008-11-11 General Electric Company Method and apparatus for multi-dimensional parallel MR imaging

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US6841998B1 (en) 2001-04-06 2005-01-11 Mark Griswold Magnetic resonance imaging method and apparatus employing partial parallel acquisition, wherein each coil produces a complete k-space datasheet
US6714010B2 (en) * 2001-04-20 2004-03-30 Brigham And Women's Hospital, Inc. Combining unfold with parallel magnetic resonance imaging
WO2003096048A1 (en) * 2002-05-13 2003-11-20 Koninklijke Philips Electronics N.V. Inherent limitation of the reduction factor in parallel imaging as a function of field strength
DE10339019B4 (de) 2003-08-25 2007-02-08 Siemens Ag Verfahren zur Bestimmung eines Beschleunigungsfaktors einer parallelen Bildaufnahme
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JP4464373B2 (ja) 2006-07-12 2010-05-19 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
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CN1572246A (zh) * 2003-05-08 2005-02-02 株式会社东芝 基于扩大展开法的平行成像
CN1930485A (zh) * 2004-03-12 2007-03-14 皇家飞利浦电子股份有限公司 用于优化mri扫描参数的预扫描
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Publication number Publication date
US20160018498A1 (en) 2016-01-21
JP2016509940A (ja) 2016-04-04
WO2014141086A1 (en) 2014-09-18
CN105308473A (zh) 2016-02-03
EP2972450A1 (en) 2016-01-20
US10107884B2 (en) 2018-10-23
EP2972450B1 (en) 2021-02-17
JP6430417B2 (ja) 2018-11-28

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