CA3018964C - Systems and methods for reconstructing projection images from computed tomography volumes - Google Patents

Systems and methods for reconstructing projection images from computed tomography volumes Download PDF

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Publication number
CA3018964C
CA3018964C CA3018964A CA3018964A CA3018964C CA 3018964 C CA3018964 C CA 3018964C CA 3018964 A CA3018964 A CA 3018964A CA 3018964 A CA3018964 A CA 3018964A CA 3018964 C CA3018964 C CA 3018964C
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measurement data
view direction
volumetric dataset
rays
projection image
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CA3018964A
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French (fr)
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CA3018964A1 (en
Inventor
Michael H. Schmitt
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Leidos Security Detection and Automation Inc
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Leidos Security Detection and Automation Inc
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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
    • G06T11/008—Specific post-processing after tomographic reconstruction, e.g. voxelisation, metal artifact correction
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • 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
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/424—Iterative
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/428—Real-time

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Quality & Reliability (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
CA3018964A 2016-03-25 2017-03-21 Systems and methods for reconstructing projection images from computed tomography volumes Active CA3018964C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/080,741 2016-03-25
US15/080,741 US10115211B2 (en) 2016-03-25 2016-03-25 Systems and methods for reconstructing projection images from computed tomography volumes
PCT/US2017/023362 WO2017165382A1 (en) 2016-03-25 2017-03-21 Systems and methods for reconstructing projection images from computed tomography volumes

Publications (2)

Publication Number Publication Date
CA3018964A1 CA3018964A1 (en) 2017-09-28
CA3018964C true CA3018964C (en) 2023-10-03

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Family Applications (1)

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CA3018964A Active CA3018964C (en) 2016-03-25 2017-03-21 Systems and methods for reconstructing projection images from computed tomography volumes

Country Status (6)

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US (1) US10115211B2 (enExample)
EP (1) EP3433834B1 (enExample)
JP (1) JP6875415B2 (enExample)
AU (1) AU2017238075B2 (enExample)
CA (1) CA3018964C (enExample)
WO (1) WO2017165382A1 (enExample)

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US10692251B2 (en) * 2017-01-13 2020-06-23 Canon Medical Systems Corporation Efficient variance-reduced method and apparatus for model-based iterative CT image reconstruction
CN114846519A (zh) * 2019-12-20 2022-08-02 瓦里安医疗系统国际股份公司 使用人工智能(ai)引擎的断层摄影图像处理
US11721017B2 (en) * 2021-03-31 2023-08-08 James R. Glidewell Dental Ceramics, Inc. CT reconstruction quality control
CN114863017B (zh) * 2022-04-27 2024-07-12 青岛海信医疗设备股份有限公司 一种数据处理方法、设备及装置
US12182929B2 (en) * 2022-11-30 2024-12-31 Mazor Robotics Ltd. Systems and methods for volume reconstructions using a priori patient data
JP2025025698A (ja) * 2023-08-10 2025-02-21 株式会社日立ハイテク 医用情報処理装置、医用情報処理方法及びプログラム

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US6088423A (en) 1998-06-05 2000-07-11 Vivid Technologies, Inc. Multiview x-ray based system for detecting contraband such as in baggage
US20070242868A1 (en) * 2005-11-09 2007-10-18 Dexela Limited Methods and apparatus for displaying images
US7515675B2 (en) 2005-12-07 2009-04-07 Ge Security, Inc. Apparatus and method for providing a near-parallel projection from helical scan data
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US8761478B2 (en) * 2009-12-15 2014-06-24 General Electric Company System and method for tomographic data acquisition and image reconstruction
US8787521B2 (en) * 2009-12-23 2014-07-22 General Electric Company System and method of iterative image reconstruction for computed tomography
US8204172B1 (en) 2010-03-17 2012-06-19 General Electric Company System and method of prior image constrained image reconstruction using short scan image data and objective function minimization
CN103260520B (zh) * 2010-12-10 2015-06-17 株式会社日立医疗器械 X射线ct装置以及图像重构方法
WO2012106460A2 (en) 2011-02-01 2012-08-09 L-3 Communications Security and Detection Systems Inc. Reconstruction method using direct and iterative techniques
US9069092B2 (en) 2012-02-22 2015-06-30 L-3 Communication Security and Detection Systems Corp. X-ray imager with sparse detector array
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CN104240210B (zh) * 2014-07-21 2018-08-10 南京邮电大学 基于压缩感知的ct图像迭代重建方法

Also Published As

Publication number Publication date
JP2019516083A (ja) 2019-06-13
US10115211B2 (en) 2018-10-30
AU2017238075B2 (en) 2022-03-10
AU2017238075A1 (en) 2018-10-11
JP6875415B2 (ja) 2021-05-26
EP3433834A1 (en) 2019-01-30
CA3018964A1 (en) 2017-09-28
EP3433834B1 (en) 2020-05-13
WO2017165382A1 (en) 2017-09-28
US20170278281A1 (en) 2017-09-28

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