JP2015100702A5 - - Google Patents

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JP2015100702A5
JP2015100702A5 JP2014233202A JP2014233202A JP2015100702A5 JP 2015100702 A5 JP2015100702 A5 JP 2015100702A5 JP 2014233202 A JP2014233202 A JP 2014233202A JP 2014233202 A JP2014233202 A JP 2014233202A JP 2015100702 A5 JP2015100702 A5 JP 2015100702A5
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metal
sinogram
original
image
template
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JP2015100702A (ja
JP6442243B2 (ja
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JP2014233202A 2013-11-25 2014-11-18 コンピュータ断層撮影画像再構成のアーチファクト低減の方法および装置 Active JP6442243B2 (ja)

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Application Number Priority Date Filing Date Title
CN201310601140.XA CN104644200B (zh) 2013-11-25 2013-11-25 减少计算机断层扫描图像重构中伪像的方法和装置
CN201310601140.X 2013-11-25

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JP2015100702A JP2015100702A (ja) 2015-06-04
JP2015100702A5 true JP2015100702A5 (enExample) 2017-12-28
JP6442243B2 JP6442243B2 (ja) 2018-12-19

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US (1) US9437018B2 (enExample)
JP (1) JP6442243B2 (enExample)
CN (1) CN104644200B (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102220226B1 (ko) * 2014-02-12 2021-02-25 삼성전자주식회사 컴퓨터 단층 촬영 장치 및 그에 따른 ct 영상 복원 방법
CN104318536B (zh) * 2014-10-21 2018-03-20 沈阳东软医疗系统有限公司 Ct图像的校正方法及装置
CN104504655A (zh) * 2014-12-04 2015-04-08 沈阳东软医疗系统有限公司 一种ct金属伪影处理方法和装置
US9498179B1 (en) * 2015-05-07 2016-11-22 General Electric Company Methods and systems for metal artifact reduction in spectral CT imaging
DK3334497T3 (da) * 2015-08-10 2020-12-21 Fusmobile Inc Indretning til billedstyret fokuseret ultralydsbehandling og sigteapparat
EP3362987B1 (en) * 2015-10-14 2021-09-22 Shanghai United Imaging Healthcare Co., Ltd. System and method for image correction
US20230419455A1 (en) * 2015-10-14 2023-12-28 Shanghai United Imaging Healthcare Co., Ltd. System and method for image correction
DE102016202434A1 (de) * 2016-02-17 2017-08-17 Siemens Healthcare Gmbh Auswahlverfahren für einen Artefaktkorrekturalgorithmus, Datenverarbeitungseinrichtung zur Ausführung des Verfahrens und medizinische Bildgebungsanlage
CN107730455B (zh) * 2016-08-11 2023-06-20 通用电气公司 获得mar图像的方法及装置
KR101804699B1 (ko) 2016-08-31 2017-12-06 연세대학교 산학협력단 컴퓨터 단층 촬영 영상의 아티팩트를 보정하는 방법 및 장치
KR20180063753A (ko) * 2016-12-02 2018-06-12 삼성전자주식회사 의료 영상 장치 및 동작 방법
CN107492132B (zh) * 2017-08-31 2020-12-15 南方医科大学 一种数字层析成像系统的图像伪影去除方法
EP3471054B1 (en) * 2017-10-16 2022-02-09 Siemens Healthcare GmbH Method for determining at least one object feature of an object
WO2019096943A1 (en) 2017-11-16 2019-05-23 Ebamed Sa Heart arrhythmia non-invasive treatment device and method
US11986326B2 (en) 2019-06-11 2024-05-21 Board Of Regents, The University Of Texas System Computed tomography (CT) imaging artifact reduction technique making use of tilted scans
US11580725B2 (en) * 2019-10-31 2023-02-14 Vayyar Imaging Ltd. Systems, devices and methods for imaging objects within or behind a medium using electromagnetic array
US12156760B2 (en) 2019-11-14 2024-12-03 Ebamed Sa Cardiac phase gating system for radiation therapy
CN114119790B (zh) * 2020-08-27 2025-03-07 上海联影医疗科技股份有限公司 医学成像方法、装置、电子设备和存储介质
JP2024501500A (ja) 2020-12-23 2024-01-12 エバメッド・エセアー 多断面運動管理システム
US12277627B1 (en) 2021-08-27 2025-04-15 Queensland University Of Technology Correction of ultrasound probe-induced metal artifacts in X-ray based imaging systems
CN114782566B (zh) * 2021-12-21 2023-03-10 首都医科大学附属北京友谊医院 Ct数据重建方法和装置、电子设备和计算机可读存储介质

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3929217B2 (ja) * 2000-01-12 2007-06-13 学校法人日本大学 Ｘ線ｃｔ撮影方法及びその装置
JP4499422B2 (ja) * 2002-01-16 2010-07-07 アイ−デント イメージング， インコーポレイテッド 口腔インプラントテンプレート
DE10306016A1 (de) * 2003-02-13 2004-09-02 Siemens Ag Ermittlungsverfahren für eine Rekonstruktion eines dreidimensionalen Objekts
JP4584550B2 (ja) * 2003-06-05 2010-11-24 株式会社日立メディコ Ｘ線計測装置
CA2583831A1 (en) * 2004-10-12 2006-04-20 Universite Laval Method and apparatus for metal artifact reduction in computed tomography
WO2006082563A1 (en) * 2005-02-03 2006-08-10 Koninklijke Philips Electronics N.V. Radial adaptive filter for metal artifact correction
US20060285737A1 (en) * 2005-06-17 2006-12-21 Hamill James J Image-based artifact reduction in PET/CT imaging
CN101573731B (zh) * 2007-01-04 2015-07-22 皇家飞利浦电子股份有限公司 用于从所获取的投影数据产生感兴趣区域的经校正的图像的装置和方法
US8633445B2 (en) * 2008-05-19 2014-01-21 Varian Medical Systems, Inc. Multi-energy X-ray imaging
JP5324880B2 (ja) * 2008-10-21 2013-10-23 アズビル株式会社 Ｃｔ装置および金属形状抽出方法
DE102009032059A1 (de) * 2009-07-07 2011-01-13 Siemens Aktiengesellschaft Sinogrammbearbeitung für die Metallartefaktreduktion in der Computertomographie
US8503750B2 (en) * 2009-10-06 2013-08-06 General Electric Company Method and apparatus for reduction of metal artifacts in CT images
CN101777177A (zh) * 2009-12-29 2010-07-14 上海维宏电子科技有限公司 基于衰减滤波的ct图像去金属伪影混合重建法
US8768027B2 (en) * 2010-02-23 2014-07-01 Carestream Health, Inc. Method and system for cone beam computed tomography high density object artifact reduction
DE102012206714A1 (de) * 2011-08-10 2013-02-14 Friedrich-Alexander-Universität Erlangen-Nürnberg Verfahren, Recheneinheit, CT-System und C-Bogen-System zur Reduktion von Metallartefakten in CT-Bilddatensätzen
CN103186889B (zh) * 2011-12-30 2017-08-18 Ge医疗系统环球技术有限公司 一种用于减少医学图像中的金属伪影的方法和设备
WO2013111052A1 (en) * 2012-01-25 2013-08-01 Koninklijke Philips N.V. Metal artifact reduction from metallic dental fillings and/or crowns in computed tomography (ct) and/or x-ray
JP2013233168A (ja) * 2012-05-02 2013-11-21 Morita Mfg Co Ltd 画像処理装置、ｘ線ｃｔ撮影装置および画像処理方法
US9074986B2 (en) * 2013-05-02 2015-07-07 General Electric Company System and method for reducing high density artifacts in computed tomography imaging
CN103279929B (zh) * 2013-05-25 2015-11-18 北京工业大学 一种基于余弦积分的ct图像金属轨迹预测和伪影去除方法
US9349198B2 (en) * 2013-07-26 2016-05-24 General Electric Company Robust artifact reduction in image reconstruction

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