HK1204125A1 - Ct imaging method and system ct - Google Patents
Ct imaging method and system ctInfo
- Publication number
- HK1204125A1 HK1204125A1 HK15104448.3A HK15104448A HK1204125A1 HK 1204125 A1 HK1204125 A1 HK 1204125A1 HK 15104448 A HK15104448 A HK 15104448A HK 1204125 A1 HK1204125 A1 HK 1204125A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- imaging method
- imaging
- Prior art date
Links
- 238000003384 imaging method Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
-
- 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]
-
- 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]
- A61B6/032—Transmission computed tomography [CT]
-
- 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
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
- A61B6/4241—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
-
- 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
-
- 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
- A61B6/5205—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
- A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/003—Reconstruction from projections, e.g. tomography
- G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
- A61B6/4085—Cone-beams
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2211/00—Image generation
- G06T2211/40—Computed tomography
- G06T2211/408—Dual energy
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2211/00—Image generation
- G06T2211/40—Computed tomography
- G06T2211/436—Limited angle
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Biomedical Technology (AREA)
- Optics & Photonics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Pulmonology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310234787.3A CN104240270B (zh) | 2013-06-14 | 2013-06-14 | Ct成像方法和系统 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1204125A1 true HK1204125A1 (en) | 2015-11-06 |
Family
ID=51176886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK15104448.3A HK1204125A1 (en) | 2013-06-14 | 2015-05-12 | Ct imaging method and system ct |
Country Status (8)
Country | Link |
---|---|
US (1) | US9702832B2 (fr) |
EP (1) | EP2862516B1 (fr) |
CN (1) | CN104240270B (fr) |
ES (1) | ES2687298T3 (fr) |
GB (1) | GB2517829B (fr) |
HK (1) | HK1204125A1 (fr) |
PL (1) | PL2862516T3 (fr) |
WO (2) | WO2014198237A1 (fr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6176836B2 (ja) * | 2013-05-24 | 2017-08-09 | 東芝メディカルシステムズ株式会社 | X線コンピュータ断層撮影装置、医用データセット圧縮方法および医用データセット圧縮プログラム |
WO2015168147A1 (fr) * | 2014-04-29 | 2015-11-05 | Carl Zeiss X-ray Microscopy, Inc. | Procédé et système de réduction d'artéfacts métalliques à base de segmentation et de spectre |
US10055859B2 (en) * | 2014-06-25 | 2018-08-21 | Koninklijke Philips N.V. | CT imaging apparatus with sparse angular sampling |
EP3258251B1 (fr) * | 2015-02-09 | 2021-03-24 | Nikon Corporation | Procédé de reconstruction d'image pour dispositif de mesure par rayons x, procédé de fabrication de la structure, programme de reconstruction d'image pour dispositif de mesure par rayons x et dispositif de mesure par rayons x |
US9870628B2 (en) | 2015-03-18 | 2018-01-16 | Prismatic Sensors Ab | Image reconstruction based on energy-resolved image data from a photon-counting multi-bin detector |
CN106530366B (zh) * | 2015-09-09 | 2019-04-16 | 清华大学 | 能谱ct图像重建方法及能谱ct成像系统 |
DE112016005742T5 (de) | 2015-12-15 | 2018-10-04 | Koninklijke Philips N.V. | Datenverarbeitungsverfahren für Computertomographie |
EP3240483B1 (fr) * | 2015-12-18 | 2018-08-01 | Koninklijke Philips N.V. | Dispositif et procédé d'imagerie tomographique pour un échantillonnage angulaire clairsemé |
CN107356615B (zh) * | 2016-05-10 | 2020-01-21 | 清华大学 | 一种用于双能x射线ct的方法和系统 |
CN105807329B (zh) * | 2016-05-30 | 2019-05-17 | 公安部第一研究所 | 一种用于识别包裹中危险液体的x射线检测装置与方法 |
CN108537831B (zh) * | 2018-03-09 | 2021-06-15 | 中北大学 | 对增材制造工件进行ct成像的方法及装置 |
CN108898642B (zh) * | 2018-06-01 | 2022-11-11 | 安徽工程大学 | 一种基于卷积神经网络的稀疏角度ct成像方法 |
CN109171781B (zh) * | 2018-11-06 | 2022-05-13 | 上海联影医疗科技股份有限公司 | 灌注扫描图像重建方法、装置、影像扫描设备及存储介质 |
CN109471185A (zh) * | 2018-12-17 | 2019-03-15 | 同方威视技术股份有限公司 | Ct系统和用于ct系统的探测装置 |
CN109685865B (zh) * | 2018-12-24 | 2023-03-31 | 电子科技大学 | 适合直线扫描轨迹的锥束断层重建方法 |
US11039801B2 (en) * | 2019-07-02 | 2021-06-22 | GE Precision Healthcare LLC | Systems and methods for high-resolution spectral computed tomography imaging |
US11763498B2 (en) | 2019-11-12 | 2023-09-19 | Shanghai United Imaging Healthcare Co., Ltd. | Systems and methods for image reconstruction |
CN110853742B (zh) * | 2019-11-12 | 2023-03-28 | 上海联影医疗科技股份有限公司 | 一种图像重建方法、系统、装置及存储介质 |
CN111067561B (zh) * | 2019-12-25 | 2023-05-02 | 东软医疗系统股份有限公司 | 能谱ct物质分解方法、装置、ct设备及ct系统 |
CN111317495B (zh) * | 2020-02-25 | 2023-03-31 | 沈阳先进医疗设备技术孵化中心有限公司 | Ct图像数据的处理方法及ct成像系统 |
CN111696166A (zh) * | 2020-06-10 | 2020-09-22 | 浙江大学 | 基于fdk型预处理矩阵的圆周锥束ct快速迭代重建方法 |
CN111710013B (zh) * | 2020-06-17 | 2023-06-23 | 深圳高性能医疗器械国家研究院有限公司 | 一种ct图像的分离重建方法及应用 |
CN111724452B (zh) * | 2020-06-17 | 2024-05-28 | 深圳高性能医疗器械国家研究院有限公司 | 一种低剂量ct图像重建方法 |
CN113112563B (zh) * | 2021-04-21 | 2023-10-27 | 西北大学 | 一种优化区域知识先验的稀疏角cb-xlct成像方法 |
CN113885087B (zh) * | 2021-09-29 | 2024-05-24 | 北京航星机器制造有限公司 | 一种安检ct的图像重建方法 |
CN116183639A (zh) * | 2021-11-26 | 2023-05-30 | 同方威视技术股份有限公司 | 面阵探测器、探测方法及相应的集装箱/车辆检查系统 |
CN114199907B (zh) * | 2021-12-06 | 2024-02-09 | 清华大学 | 多分辨率ct成像系统及方法 |
CN114903510B (zh) * | 2022-05-26 | 2023-04-18 | 北京朗视仪器股份有限公司 | 一种双能ct成像方法、装置及计算机设备 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6895077B2 (en) * | 2001-11-21 | 2005-05-17 | University Of Massachusetts Medical Center | System and method for x-ray fluoroscopic imaging |
JP5481069B2 (ja) * | 2005-12-20 | 2014-04-23 | コーニンクレッカ フィリップス エヌ ヴェ | 対象物の少なくとも一部を細かく再現したものを再構成する再構成ユニット |
JP5010859B2 (ja) * | 2005-12-21 | 2012-08-29 | 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 | 画像生成装置 |
US7450683B2 (en) * | 2006-09-07 | 2008-11-11 | General Electric Company | Tileable multi-layer detector |
US7760848B2 (en) * | 2006-09-08 | 2010-07-20 | General Electric Company | Method and system for generating a multi-spectral image of an object |
CN101900694B (zh) * | 2009-05-27 | 2012-05-30 | 清华大学 | 基于直线轨迹扫描的双能欠采样物质识别系统和方法 |
CN101900695B (zh) * | 2009-05-27 | 2011-11-23 | 清华大学 | 伪双能欠采样物质识别系统和方法 |
CN102435621B (zh) * | 2009-05-27 | 2013-09-11 | 清华大学 | 双能欠采样物质识别方法和系统 |
CN101900696B (zh) * | 2009-05-27 | 2012-01-04 | 清华大学 | 双能欠采样物质识别方法和系统 |
US8897515B2 (en) * | 2009-09-08 | 2014-11-25 | Mayo Foundation For Medical Education And Research | Method for compressed sensing image reconstruction using a priori knowledge of spatial support |
US8199874B2 (en) * | 2009-12-11 | 2012-06-12 | General Electric Company | System and method of mitigating low signal data for dual energy CT |
US8160206B2 (en) * | 2009-12-23 | 2012-04-17 | General Electric Company | Dual-energy imaging at reduced sample rates |
CN102947864B (zh) * | 2010-06-21 | 2015-08-12 | 皇家飞利浦电子股份有限公司 | 用于执行低剂量ct成像的方法和系统 |
CN102626318A (zh) * | 2012-04-13 | 2012-08-08 | 中国科学院深圳先进技术研究院 | X射线成像方法 |
CN203149136U (zh) * | 2012-12-31 | 2013-08-21 | 清华大学 | 多能ct成像系统 |
CN103136773B (zh) * | 2013-02-05 | 2016-05-18 | 南方医科大学 | 一种稀疏角度x射线ct成像方法 |
CN103472074B (zh) * | 2013-06-19 | 2016-01-20 | 清华大学 | Ct成像系统和方法 |
-
2013
- 2013-06-14 CN CN201310234787.3A patent/CN104240270B/zh active Active
-
2014
- 2014-06-12 GB GB1410528.2A patent/GB2517829B/en active Active
- 2014-06-12 PL PL14172167T patent/PL2862516T3/pl unknown
- 2014-06-12 ES ES14172167.0T patent/ES2687298T3/es active Active
- 2014-06-12 EP EP14172167.0A patent/EP2862516B1/fr active Active
- 2014-06-13 WO PCT/CN2014/079865 patent/WO2014198237A1/fr active Application Filing
- 2014-06-13 WO PCT/CN2014/079870 patent/WO2014198239A1/fr active Application Filing
- 2014-06-13 US US14/304,848 patent/US9702832B2/en active Active
-
2015
- 2015-05-12 HK HK15104448.3A patent/HK1204125A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB2517829B (en) | 2016-12-21 |
EP2862516B1 (fr) | 2018-08-01 |
US20140369458A1 (en) | 2014-12-18 |
CN104240270A (zh) | 2014-12-24 |
CN104240270B (zh) | 2017-12-05 |
GB2517829A (en) | 2015-03-04 |
WO2014198239A1 (fr) | 2014-12-18 |
PL2862516T3 (pl) | 2019-01-31 |
ES2687298T3 (es) | 2018-10-24 |
US9702832B2 (en) | 2017-07-11 |
WO2014198237A1 (fr) | 2014-12-18 |
EP2862516A1 (fr) | 2015-04-22 |
GB201410528D0 (en) | 2014-07-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IL282339A (en) | System and method for reprocessing with an endoscope | |
HK1204125A1 (en) | Ct imaging method and system ct | |
HK1212020A1 (en) | Ct system and method thereof ct | |
EP2959459A4 (fr) | Procédé et système d'imagerie 3d | |
EP2940458A4 (fr) | Système et procédé d'imagerie de tomodensitométrie | |
GB2520142B (en) | Solid-state imaging apparatus and imaging system | |
GB201313810D0 (en) | Method and system for tomosynthesis imaging | |
EP2698985A4 (fr) | Système d'imagerie et procédé d'imagerie | |
EP2934674A4 (fr) | Système et procédé servant à une imagerie déclenchée par vidange | |
GB2515622B (en) | Imaging apparatus and imaging system | |
EP2965683A4 (fr) | Système d'observation de sujet et procédé associé | |
IL246344A0 (en) | Computed tomography system and method therefor | |
GB2515165B (en) | Imaging apparatus and method | |
EP3037040A4 (fr) | Dispositif d'imagerie radiographique et procédé d'imagerie radiographique | |
EP2838425A4 (fr) | Procédé et système d'imagerie | |
HK1199762A1 (en) | Pleuripotent ct imaging system and imaging method ct | |
GB2534035B (en) | Image processing method and system | |
GB201408761D0 (en) | X-ray imaging apparatus and methods | |
ZA201602129B (en) | Audiometry system and method | |
GB201314446D0 (en) | Examination System and Method | |
GB201321543D0 (en) | Imaging method and system | |
GB2522969B (en) | Imaging method and apparatus | |
GB2522970B (en) | Imaging method and apparatus | |
GB201421119D0 (en) | Imaging method and apparatus | |
GB201321542D0 (en) | Imaging method and apparatus |