JP2022535548A5 - - Google Patents

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Publication number
JP2022535548A5
JP2022535548A5 JP2021571885A JP2021571885A JP2022535548A5 JP 2022535548 A5 JP2022535548 A5 JP 2022535548A5 JP 2021571885 A JP2021571885 A JP 2021571885A JP 2021571885 A JP2021571885 A JP 2021571885A JP 2022535548 A5 JP2022535548 A5 JP 2022535548A5
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JP
Japan
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image
map
sampling
artifact
deep learning
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JP2021571885A
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English (en)
Japanese (ja)
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JP2022535548A (ja
JP7507793B2 (ja
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Priority claimed from EP19178061.8A external-priority patent/EP3748384A1/en
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JP2021571885A 2019-06-04 2020-06-03 オフ共鳴アーチファクト補正を伴うスパイラルｍｒ撮像 Active JP7507793B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19178061.8 2019-06-04
EP19178061.8A EP3748384A1 (en) 2019-06-04 2019-06-04 Spiral mr imaging with off-resonance artefact correction
PCT/EP2020/065273 WO2020245144A1 (en) 2019-06-04 2020-06-03 Spiral mr imaging with off-resonance artefact correction

Publications (3)

Publication Number Publication Date
JP2022535548A JP2022535548A (ja) 2022-08-09
JP2022535548A5 true JP2022535548A5 (enExample) 2023-10-31
JP7507793B2 JP7507793B2 (ja) 2024-06-28

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JP2021571885A Active JP7507793B2 (ja) 2019-06-04 2020-06-03 オフ共鳴アーチファクト補正を伴うスパイラルｍｒ撮像

Country Status (5)

Country Link
US (1) US11867784B2 (enExample)
EP (2) EP3748384A1 (enExample)
JP (1) JP7507793B2 (enExample)
CN (1) CN113939846B (enExample)
WO (1) WO2020245144A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023038799A (ja) * 2021-09-07 2023-03-17 キヤノンメディカルシステムズ株式会社 データ処理装置、磁気共鳴イメージング装置及びデータ処理方法
CN115187449A (zh) * 2022-06-20 2022-10-14 湖南大学 一种基于透视变换的提高对抗样本迁移性的方法
CN115327459B (zh) * 2022-08-18 2025-10-17 深圳市联影高端医疗装备创新研究院 一种并行发射局部激发脉冲生成方法、装置和存储介质
CN118549870B (zh) * 2024-06-20 2025-11-07 厦门大学 多扫描磁共振图像的流动伪影校正方法及系统

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5617028A (en) * 1995-03-09 1997-04-01 Board Of Trustees Of The Leland Stanford Junior University Magnetic field inhomogeneity correction in MRI using estimated linear magnetic field map
WO2004086060A2 (en) 2003-03-20 2004-10-07 Case Western Reserve University Chemical species suppression for mri imaging using spiral trajectories with off-resonance correction
WO2005003805A1 (en) 2003-06-27 2005-01-13 Case Western University Efficient method for mr image reconstruction using coil sensitivity encoding
CN1327809C (zh) * 2005-03-28 2007-07-25 南方医科大学 在t1加权磁共振成像中用propeller采样方式消除运动伪影的方法
US7642777B1 (en) 2006-08-21 2010-01-05 University Of Virginia Patent Foundation Fast automatic linear off-resonance correction method for spiral imaging
US8238634B1 (en) 2007-02-23 2012-08-07 University Of Virginia Patent Foundation Efficient off-resonance correction method and system for spiral imaging with improved accuracy
DE102008007048B4 (de) * 2008-01-31 2010-06-17 Siemens Aktiengesellschaft Dynamische Verzeichnungskorrektur bei EPI-Messungen in der medizinischen Magnet-Resonanz-Bildgebung
US9322896B2 (en) 2012-04-20 2016-04-26 University Of Virginia Patent Foundation Systems and methods for reduced off-resonance blurring in spiral imaging
CN104603629B (zh) 2012-09-04 2017-06-13 皇家飞利浦有限公司 具有狄克逊水脂分离的propeller
US9964615B2 (en) * 2013-03-21 2018-05-08 Koninklijke Philips N.V. MR image reconstruction using compressed sensing
WO2017009391A1 (en) * 2015-07-15 2017-01-19 Koninklijke Philips N.V. Mr imaging with motion detection
JP6568760B2 (ja) 2015-09-30 2019-08-28 株式会社日立製作所 磁気共鳴イメージング装置、および、画像処理装置
US10489907B2 (en) 2017-11-13 2019-11-26 Siemens Healthcare Gmbh Artifact identification and/or correction for medical imaging
CN107945132B (zh) * 2017-11-29 2022-10-04 深圳安科高技术股份有限公司 一种基于神经网络的ct图像的伪影校正方法及装置
CN108132274B (zh) * 2017-12-21 2019-08-16 厦门大学 不均匀磁场下回波平面成像无参考扫描图像畸变矫正方法
US11681001B2 (en) * 2018-03-09 2023-06-20 The Board Of Trustees Of The Leland Stanford Junior University Deep learning method for nonstationary image artifact correction
CN109242924A (zh) * 2018-08-31 2019-01-18 南方医科大学 一种基于深度学习的核磁共振图像的降采样伪影去除方法
US10915990B2 (en) * 2018-10-18 2021-02-09 General Electric Company Systems and methods for denoising medical images with deep learning network
CN109741409A (zh) * 2018-11-30 2019-05-10 厦门大学 回波平面成像涡流伪影的无参考扫描校正方法

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