JP6026214B2 - 連続マルチスケール再構成において詳細画像を補うｘ線コンピュータ断層撮像装置（ｘ線ｃｔ装置）、医用画像処理装置及び医用画像処理方法 - Google Patents

連続マルチスケール再構成において詳細画像を補うｘ線コンピュータ断層撮像装置（ｘ線ｃｔ装置）、医用画像処理装置及び医用画像処理方法 Download PDF

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JP6026214B2
JP6026214B2 JP2012227872A JP2012227872A JP6026214B2 JP 6026214 B2 JP6026214 B2 JP 6026214B2 JP 2012227872 A JP2012227872 A JP 2012227872A JP 2012227872 A JP2012227872 A JP 2012227872A JP 6026214 B2 JP6026214 B2 JP 6026214B2
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reprojection
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JP2013085955A5 (enExample
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アレキサンダー・ザミャチン
ミハイル・ペトル・ジヌ
ダキシン・シー
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Canon Medical Systems Corp
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • 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
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise

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JP2012227872A 2011-10-19 2012-10-15 連続マルチスケール再構成において詳細画像を補うｘ線コンピュータ断層撮像装置（ｘ線ｃｔ装置）、医用画像処理装置及び医用画像処理方法 Active JP6026214B2 (ja)

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US13/276,677 US8625870B2 (en) 2011-10-19 2011-10-19 Method and system for supplementing detail image in successive multi-scale reconstruction
US13/276,677 2011-10-19

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JP2013085955A JP2013085955A (ja) 2013-05-13
JP2013085955A5 JP2013085955A5 (enExample) 2015-12-03
JP6026214B2 true JP6026214B2 (ja) 2016-11-16

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US9224216B2 (en) * 2013-07-31 2015-12-29 Kabushiki Kaisha Toshiba High density forward projector for spatial resolution improvement for medical imaging systems including computed tomography
CN103745488A (zh) * 2013-12-31 2014-04-23 沈阳东软医疗系统有限公司 一种计算机断层成像中生成投影数据的方法和装置
KR102379067B1 (ko) 2014-12-01 2022-03-25 삼성전자주식회사 의료 영상 장치 및 의료 영상 처리 방법
US10517543B2 (en) * 2017-09-13 2019-12-31 The University Of Chicago Multiresolution iterative reconstruction for region of interest imaging in X-ray cone-beam computed tomography
US10960232B2 (en) * 2018-07-28 2021-03-30 Varian Medical Systems, Inc. Single-pass imaging and radiation treatment delivery via an extended rotation gantry
EP3850584A4 (en) * 2018-09-14 2022-07-06 Nview Medical Inc. MULTISCALE IMAGE RECONSTRUCTION OF THREE-DIMENSIONAL OBJECTS
DE102019200269A1 (de) * 2019-01-11 2020-07-16 Siemens Healthcare Gmbh Bereitstellen eines Beschränkungsbilddatensatzes und/oder eines Differenzbilddatensatzes
EP3764325B1 (en) * 2019-07-12 2024-05-15 Canon Medical Systems Corporation System and program for avoiding focal spot blurring
US11224399B2 (en) * 2019-07-12 2022-01-18 Canon Medical Systems Corporation Apparatus and method using deep learning (DL) to compensate for large focal spot size in x-ray projection imaging
US11054534B1 (en) 2020-04-24 2021-07-06 Ronald Nutt Time-resolved positron emission tomography encoder system for producing real-time, high resolution, three dimensional positron emission tomographic image without the necessity of performing image reconstruction
US11300695B2 (en) 2020-04-24 2022-04-12 Ronald Nutt Time-resolved positron emission tomography encoder system for producing event-by-event, real-time, high resolution, three-dimensional positron emission tomographic image without the necessity of performing image reconstruction
CN115880211A (zh) 2021-09-28 2023-03-31 西安大医集团股份有限公司 图像处理方法、装置、图像处理设备和可读存储介质

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JPH03267047A (ja) * 1990-03-16 1991-11-27 Toshiba Corp Ｘ線ｃｔ装置
US5909476A (en) * 1997-09-22 1999-06-01 University Of Iowa Research Foundation Iterative process for reconstructing cone-beam tomographic images
US6381349B1 (en) * 1997-11-12 2002-04-30 The University Of Utah Projector/backprojector with slice-to-slice blurring for efficient 3D scatter modeling
US6490476B1 (en) * 1999-10-14 2002-12-03 Cti Pet Systems, Inc. Combined PET and X-ray CT tomograph and method for using same
US6721387B1 (en) * 2001-06-13 2004-04-13 Analogic Corporation Method of and system for reducing metal artifacts in images generated by x-ray scanning devices
JP4535795B2 (ja) * 2004-07-12 2010-09-01 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 画像処理装置及びｘ線ｃｔシステム
US8135186B2 (en) * 2008-01-25 2012-03-13 Purdue Research Foundation Method and system for image reconstruction
WO2010016425A1 (ja) * 2008-08-07 2010-02-11 株式会社 日立メディコ Ｘ線ｃｔ画像形成方法及びそれを用いたｘ線ｃｔ装置

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US8625870B2 (en) 2014-01-07
US20130101191A1 (en) 2013-04-25
CN103054600A (zh) 2013-04-24
JP2013085955A (ja) 2013-05-13
CN103054600B (zh) 2015-03-25

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