JP7346429B2 - スペクトルコンピュータ断層撮影（ｃｔ）スキャナによって生成される画質が向上したバーチャル非造影画像 - Google Patents

スペクトルコンピュータ断層撮影（ｃｔ）スキャナによって生成される画質が向上したバーチャル非造影画像 Download PDF

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JP7346429B2
JP7346429B2 JP2020541482A JP2020541482A JP7346429B2 JP 7346429 B2 JP7346429 B2 JP 7346429B2 JP 2020541482 A JP2020541482 A JP 2020541482A JP 2020541482 A JP2020541482 A JP 2020541482A JP 7346429 B2 JP7346429 B2 JP 7346429B2
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ハオ ダン
シユ スー
チュアンヨン バイ
ホイ ワン
ダグラス ビー． マクナイト
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Koninklijke Philips NV
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/30—Image post-processing, e.g. metal artefact correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/60—Image enhancement or restoration using machine learning, e.g. neural networks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10081—Computed x-ray tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20081—Training; Learning
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20084—Artificial neural networks [ANN]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Heart & Thoracic Surgery (AREA)
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  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Analysis (AREA)
JP2020541482A 2018-01-31 2019-01-30 スペクトルコンピュータ断層撮影（ｃｔ）スキャナによって生成される画質が向上したバーチャル非造影画像 Active JP7346429B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862624415P 2018-01-31 2018-01-31
US62/624,415 2018-01-31
PCT/EP2019/052157 WO2019149711A1 (en) 2018-01-31 2019-01-30 Image quality improved virtual non-contrast images generated by a spectral computed tomography (ct) scanner

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JP2021511874A JP2021511874A (ja) 2021-05-13
JPWO2019149711A5 JPWO2019149711A5 (https=) 2022-02-03
JP2021511874A5 JP2021511874A5 (https=) 2022-02-03
JP7346429B2 true JP7346429B2 (ja) 2023-09-19

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US (1) US11813101B2 (https=)
EP (1) EP3746979B1 (https=)
JP (1) JP7346429B2 (https=)
CN (1) CN111684486B (https=)
ES (1) ES2968760T3 (https=)
WO (1) WO2019149711A1 (https=)

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DE102019200269A1 (de) 2019-01-11 2020-07-16 Siemens Healthcare Gmbh Bereitstellen eines Beschränkungsbilddatensatzes und/oder eines Differenzbilddatensatzes
DE102019200270A1 (de) * 2019-01-11 2020-07-16 Siemens Healthcare Gmbh Bereitstellen eines Differenzbilddatensatzes und Bereitstellen einer trainierten Funktion
JP7433809B2 (ja) * 2019-08-21 2024-02-20 キヤノンメディカルシステムズ株式会社 学習済みモデルの生成方法、および医用処理装置
GB201912701D0 (en) * 2019-09-04 2019-10-16 Univ Oxford Innovation Ltd Method and apparatus for enhancing medical images
EP3893206A1 (en) * 2020-04-09 2021-10-13 Koninklijke Philips N.V. Apparatus for generating an augmented image of an object
EP4066741A4 (en) * 2021-02-01 2023-12-20 Claripi Inc. DEEP LEARNING-BASED DEVICE AND METHOD FOR CONTRAST ENHANCEMENT OF A CONTRAST-ENHANCED CT IMAGE
JP7607496B2 (ja) * 2021-04-02 2024-12-27 富士フイルム株式会社 学習装置、方法およびプログラム、並びに放射線画像処理装置、方法およびプログラム
EP4104767A1 (en) 2021-06-17 2022-12-21 Koninklijke Philips N.V. Controlling an alert signal for spectral computed tomography imaging
JP7238185B1 (ja) * 2022-03-14 2023-03-13 ジーイー・プレシジョン・ヘルスケア・エルエルシー 画像生成装置、医用装置、および記憶媒体
CN121221265A (zh) * 2023-07-17 2025-12-30 上海联影医疗科技股份有限公司 医学影像的血管跟踪方法、手术路径的规划方法和系统

Citations (3)

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US20100034446A1 (en) 2008-08-06 2010-02-11 Siemens Corporate Research,Inc. System and Method for Coronary Digital Subtraction Angiography
US20110064292A1 (en) 2009-09-17 2011-03-17 Siemens Corporation System and method for multi-image based virtual non-contrast image enhancement for dual source ct
JP2018089301A (ja) 2016-12-07 2018-06-14 学校法人常翔学園 生体画像処理装置、出力画像製造方法、学習結果製造方法、及びプログラム

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US6973158B2 (en) 2003-06-25 2005-12-06 Besson Guy M Multi-target X-ray tube for dynamic multi-spectral limited-angle CT imaging
EP1876955B1 (en) 2005-04-26 2016-11-23 Koninklijke Philips N.V. Double decker detector for spectral ct
WO2009072056A2 (en) 2007-12-04 2009-06-11 Koninklijke Philips Electronics N. V. Monolithically integrated crystalline direct-conversion semiconductor detector for detecting incident x-radiation at ultra-fine pitch and method for manufacturing such an x-ray semiconductor detector
US8442184B2 (en) 2008-06-30 2013-05-14 Koninklijke Philips Electronics N.V. Spectral CT
US9547889B2 (en) 2011-07-15 2017-01-17 Koninklijke Philips N.V. Image processing for spectral CT
EP3250127B1 (en) * 2015-12-17 2018-10-31 Koninklijke Philips N.V. Method for generating contrast agent concentration map
CN106097355A (zh) 2016-06-14 2016-11-09 山东大学 基于卷积神经网络的胃肠道肿瘤显微高光谱图像处理方法
US10970887B2 (en) 2016-06-24 2021-04-06 Rensselaer Polytechnic Institute Tomographic image reconstruction via machine learning
CN106600568B (zh) * 2017-01-19 2019-10-11 东软医疗系统股份有限公司 一种低剂量ct图像去噪方法及装置
CN107374657B (zh) * 2017-06-30 2021-05-11 上海联影医疗科技股份有限公司 对ct扫描数据进行校正的方法及ct扫描系统
CN107516330B (zh) 2017-08-31 2021-02-09 上海联影医疗科技股份有限公司 模型生成方法、图像处理方法及医学成像设备

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100034446A1 (en) 2008-08-06 2010-02-11 Siemens Corporate Research,Inc. System and Method for Coronary Digital Subtraction Angiography
US20110064292A1 (en) 2009-09-17 2011-03-17 Siemens Corporation System and method for multi-image based virtual non-contrast image enhancement for dual source ct
JP2018089301A (ja) 2016-12-07 2018-06-14 学校法人常翔学園 生体画像処理装置、出力画像製造方法、学習結果製造方法、及びプログラム

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EP3746979B1 (en) 2023-11-15
JP2021511874A (ja) 2021-05-13
WO2019149711A1 (en) 2019-08-08
ES2968760T3 (es) 2024-05-13
US20200367844A1 (en) 2020-11-26
US11813101B2 (en) 2023-11-14
CN111684486B (zh) 2024-05-21
CN111684486A (zh) 2020-09-18
EP3746979A1 (en) 2020-12-09

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