JP7517420B2 - 吸収係数画像生成方法、核医学診断装置および学習済みモデルの作成方法 - Google Patents

吸収係数画像生成方法、核医学診断装置および学習済みモデルの作成方法 Download PDF

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JP7517420B2
JP7517420B2 JP2022532213A JP2022532213A JP7517420B2 JP 7517420 B2 JP7517420 B2 JP 7517420B2 JP 2022532213 A JP2022532213 A JP 2022532213A JP 2022532213 A JP2022532213 A JP 2022532213A JP 7517420 B2 JP7517420 B2 JP 7517420B2
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absorption coefficient
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哲哉 小林
結衣 繁木
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Shimadzu Corp
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    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/10—Image preprocessing, e.g. calibration, positioning of sources or scatter correction
    • 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/037—Emission tomography
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4057—Arrangements for generating radiation specially adapted for radiation diagnosis by using radiation sources located in the interior of the body
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/501—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the head, e.g. neuroimaging or craniography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61B6/502—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of breast, i.e. mammography
    • A—HUMAN NECESSITIES
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    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5217—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data extracting a diagnostic or physiological parameter from medical diagnostic data
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    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5229—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image
    • A61B6/5235—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image combining images from the same or different ionising radiation imaging techniques, e.g. PET and CT
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • A61B6/5282—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise due to scatter
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    • A61B6/5294—Devices using data or image processing specially adapted for radiation diagnosis involving using additional data, e.g. patient information, image labeling, acquisition parameters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/20—Inverse problem, i.e. transformations from projection space into object space
    • 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
    • G06T2210/00—Indexing scheme for image generation or computer graphics
    • G06T2210/41—Medical

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JP2022532213A 2020-06-26 2020-06-26 吸収係数画像生成方法、核医学診断装置および学習済みモデルの作成方法 Active JP7517420B2 (ja)

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JP7542478B2 (ja) * 2021-03-30 2024-08-30 富士フイルム株式会社 画像処理装置、学習装置、放射線画像撮影システム、画像処理方法、学習方法、画像処理プログラム、及び学習プログラム
US12141900B2 (en) * 2021-12-06 2024-11-12 GE Precision Healthcare LLC Machine learning generation of low-noise and high structural conspicuity images
JPWO2024150791A1 (https=) * 2023-01-11 2024-07-18
CN117611750B (zh) * 2023-12-05 2024-07-19 北京思博慧医科技有限公司 三维成像模型的构建方法、装置、电子设备和存储介质

Citations (6)

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JP2010008164A (ja) 2008-06-25 2010-01-14 Fujita Gakuen 減弱係数マップ作成装置、減弱係数マップ作成方法およびプログラム
JP2013185855A (ja) 2012-03-06 2013-09-19 Shimadzu Corp Ｐｅｔ用乳房パッドおよびそれを用いたマンモ用ｐｅｔ装置
WO2019172181A1 (ja) 2018-03-09 2019-09-12 日本メジフィジックス株式会社 診断支援装置、プログラム、学習済みモデル、および学習装置
JP2019531783A (ja) 2016-08-26 2019-11-07 エレクタ、インク.Elekta, Inc. 畳み込みニューラルネットワークを用いた画像セグメンテーションのためのシステムおよび方法
US20190336095A1 (en) 2018-05-04 2019-11-07 Siemens Heathcare Gmbh Method for generating image data using a computer tomography device, image generating computer, computer tomography device, computer program product and computer-readable data medium
WO2019240257A1 (ja) 2018-06-15 2019-12-19 キヤノン株式会社 医用画像処理装置、医用画像処理方法及びプログラム

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JP5126049B2 (ja) * 2007-12-28 2013-01-23 株式会社島津製作所 核医学診断装置、形態断層撮影診断装置、核医学用データ演算処理方法および形態断層画像演算処理方法
US9342903B2 (en) * 2012-03-28 2016-05-17 National Institute Of Radiological Services Method for generating image for PET attenuation correction from MR image and computer program
JP6188400B2 (ja) * 2013-04-26 2017-08-30 オリンパス株式会社 画像処理装置、プログラム及び画像処理方法
US20180197317A1 (en) * 2017-01-06 2018-07-12 General Electric Company Deep learning based acceleration for iterative tomographic reconstruction
JP2019032211A (ja) * 2017-08-07 2019-02-28 株式会社島津製作所 核医学診断装置
US11302003B2 (en) * 2017-10-26 2022-04-12 Wisconsin Alumni Research Foundation Deep learning based data-driven approach for attenuation correction of pet data
KR102210474B1 (ko) * 2018-02-23 2021-02-01 서울대학교산학협력단 양전자방출 단층촬영 시스템 및 그것을 이용한 영상 재구성 방법
US11234666B2 (en) * 2018-05-31 2022-02-01 Canon Medical Systems Corporation Apparatus and method for medical image reconstruction using deep learning to improve image quality in position emission tomography (PET)
CN111105472B (zh) * 2019-11-26 2024-03-22 上海联影智能医疗科技有限公司 Pet图像的衰减校正方法、装置、计算机设备和存储介质

Patent Citations (6)

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Publication number Priority date Publication date Assignee Title
JP2010008164A (ja) 2008-06-25 2010-01-14 Fujita Gakuen 減弱係数マップ作成装置、減弱係数マップ作成方法およびプログラム
JP2013185855A (ja) 2012-03-06 2013-09-19 Shimadzu Corp Ｐｅｔ用乳房パッドおよびそれを用いたマンモ用ｐｅｔ装置
JP2019531783A (ja) 2016-08-26 2019-11-07 エレクタ、インク.Elekta, Inc. 畳み込みニューラルネットワークを用いた画像セグメンテーションのためのシステムおよび方法
WO2019172181A1 (ja) 2018-03-09 2019-09-12 日本メジフィジックス株式会社 診断支援装置、プログラム、学習済みモデル、および学習装置
US20190336095A1 (en) 2018-05-04 2019-11-07 Siemens Heathcare Gmbh Method for generating image data using a computer tomography device, image generating computer, computer tomography device, computer program product and computer-readable data medium
WO2019240257A1 (ja) 2018-06-15 2019-12-19 キヤノン株式会社 医用画像処理装置、医用画像処理方法及びプログラム

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CN115702365A (zh) 2023-02-14
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US20230281889A1 (en) 2023-09-07

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