IL100312A - Method and apparatus for reconstructing a three-dimensional computerized tomography (ct) image of an object from incomplete cone beam projection data - Google Patents

Method and apparatus for reconstructing a three-dimensional computerized tomography (ct) image of an object from incomplete cone beam projection data

Info

Publication number
IL100312A
IL100312A IL10031291A IL10031291A IL100312A IL 100312 A IL100312 A IL 100312A IL 10031291 A IL10031291 A IL 10031291A IL 10031291 A IL10031291 A IL 10031291A IL 100312 A IL100312 A IL 100312A
Authority
IL
Israel
Prior art keywords
image
space
planes
projection
reference axis
Prior art date
Application number
IL10031291A
Other languages
English (en)
Other versions
IL100312A0 (en
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IL100312A0 publication Critical patent/IL100312A0/xx
Publication of IL100312A publication Critical patent/IL100312A/en

Links

Classifications

    • G—PHYSICS
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
IL10031291A 1990-12-21 1991-12-10 Method and apparatus for reconstructing a three-dimensional computerized tomography (ct) image of an object from incomplete cone beam projection data IL100312A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/631,514 US5270926A (en) 1990-12-21 1990-12-21 Method and apparatus for reconstructing a three-dimensional computerized tomography (CT) image of an object from incomplete cone beam projection data

Publications (2)

Publication Number Publication Date
IL100312A0 IL100312A0 (en) 1992-09-06
IL100312A true IL100312A (en) 1995-10-31

Family

ID=24531539

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10031291A IL100312A (en) 1990-12-21 1991-12-10 Method and apparatus for reconstructing a three-dimensional computerized tomography (ct) image of an object from incomplete cone beam projection data

Country Status (6)

Country Link
US (1) US5270926A (de)
EP (1) EP0492896A3 (de)
JP (1) JPH07109621B2 (de)
CN (1) CN1062609A (de)
CA (1) CA2056476A1 (de)
IL (1) IL100312A (de)

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5377250A (en) * 1992-08-07 1994-12-27 General Electric Company Reconstruction method for helical scanning computed tomography apparatus with multi-row detector array
US5611026A (en) * 1992-12-21 1997-03-11 General Electric Company Combining a priori data with partial scan data to project three dimensional imaging of arbitrary objects with computerized tomography
US6219441B1 (en) * 1993-06-22 2001-04-17 General Electric Company Reconstruction of images from three-dimensional cone beam data
US5400255A (en) * 1994-02-14 1995-03-21 General Electric Company Reconstruction of images from cone beam data
US5465283A (en) * 1994-06-06 1995-11-07 General Electric Company Method and apparatus for generating radon derivative data on a near uniformly space grid in a cone beam computerized tomography implementation
US5740224A (en) * 1994-09-27 1998-04-14 University Of Delaware Cone beam synthetic arrays in three-dimensional computerized tomography
US6694163B1 (en) 1994-10-27 2004-02-17 Wake Forest University Health Sciences Method and system for producing interactive, three-dimensional renderings of selected body organs having hollow lumens to enable simulated movement through the lumen
US5782762A (en) * 1994-10-27 1998-07-21 Wake Forest University Method and system for producing interactive, three-dimensional renderings of selected body organs having hollow lumens to enable simulated movement through the lumen
US5920319A (en) * 1994-10-27 1999-07-06 Wake Forest University Automatic analysis in virtual endoscopy
US5559846A (en) * 1995-09-22 1996-09-24 General Electric Company Technique for improving processor efficiency in CT imaging
US5841890A (en) * 1996-05-06 1998-11-24 Northrop Grumman Corporation Multi-dimensional wavelet tomography
US7486811B2 (en) * 1996-09-16 2009-02-03 The Research Foundation Of State University Of New York System and method for performing a three-dimensional virtual examination of objects, such as internal organs
US7194117B2 (en) 1999-06-29 2007-03-20 The Research Foundation Of State University Of New York System and method for performing a three-dimensional virtual examination of objects, such as internal organs
US6331116B1 (en) * 1996-09-16 2001-12-18 The Research Foundation Of State University Of New York System and method for performing a three-dimensional virtual segmentation and examination
US5761267A (en) * 1996-12-26 1998-06-02 General Electric Company Methods and apparatus for simplified filtering of scan data in an imaging system
DE19705599A1 (de) * 1997-02-14 1998-08-20 Philips Patentverwaltung Röntgenaufnahmeverfahren mit einer Aufnahmeserie aus unterschiedlichen Perspektiven
US8682045B2 (en) * 1997-02-25 2014-03-25 Wake Forest University Health Sciences Virtual endoscopy with improved image segmentation and lesion detection
US6041132A (en) * 1997-07-29 2000-03-21 General Electric Company Computed tomography inspection of composite ply structure
US5909476A (en) * 1997-09-22 1999-06-01 University Of Iowa Research Foundation Iterative process for reconstructing cone-beam tomographic images
US5881123A (en) * 1998-03-31 1999-03-09 Siemens Corporate Research, Inc. Simplified cone beam image reconstruction using 3D backprojection
EP1133257A4 (de) 1998-11-25 2007-12-26 Univ Wake Forest Virtuelle endoskopie mit verbesserter bildsegmentierung und läsionsdetektion
WO2001093745A2 (en) * 2000-06-06 2001-12-13 The Research Foundation Of State University Of New York Computer aided visualization, fusion and treatment planning
WO2002029723A1 (en) 2000-10-02 2002-04-11 The Research Foundation Of State University Of Newyork Enhanced virtual navigation and examination
US6788758B2 (en) * 2001-01-17 2004-09-07 African Medical Imaging (Proprietary) Limited Method of reconstructing tomographic images
US7630750B2 (en) * 2001-02-05 2009-12-08 The Research Foundation For The State University Of New York Computer aided treatment planning
US7596256B1 (en) 2001-09-14 2009-09-29 The Research Foundation For The State University Of New York Computer assisted detection of lesions in volumetric medical images
US7324104B1 (en) 2001-09-14 2008-01-29 The Research Foundation Of State University Of New York Method of centerline generation in virtual objects
US6961404B2 (en) * 2002-09-26 2005-11-01 Eastman Kodak Company Method and system for reconstructing an image from projection data acquired by a cone beam computed tomography system
DE10245116A1 (de) * 2002-09-27 2004-04-08 Siemens Ag Verfahren zur Erzeugung eines Bildes mittels eines tomographiefähigen Röntgengeräts mit mehrzeiligem Röntgendetektorarray
DE10252662A1 (de) * 2002-11-11 2004-05-27 Philips Intellectual Property & Standards Gmbh Computertomographie-Verfahren mit kohärenten Streustrahlen und Computertomograph
US7356113B2 (en) * 2003-02-12 2008-04-08 Brandeis University Tomosynthesis imaging system and method
JP2006518849A (ja) * 2003-02-24 2006-08-17 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ コンピュータ・トモグラフィを使用することによる自動物質識別
US7209535B2 (en) * 2003-06-20 2007-04-24 Wisconsin Alumni Research Foundation Fourier space tomographic image reconstruction method
US6862335B2 (en) * 2003-06-27 2005-03-01 General Electric Company System and method for iterative reconstruction of cone beam tomographic images
US7330528B2 (en) * 2003-08-19 2008-02-12 Agilent Technologies, Inc. System and method for parallel image reconstruction of multiple depth layers of an object under inspection from radiographic images
US6990167B2 (en) 2003-08-29 2006-01-24 Wisconsin Alumni Research Foundation Image reconstruction method for divergent beam scanner
JP4965433B2 (ja) * 2004-04-21 2012-07-04 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ トランケートされた投影と事前に取得した３次元ｃｔ画像を用いる円錐ビームｃｔ装置
EP1828985A1 (de) * 2004-11-24 2007-09-05 Wisconsin Alumni Research Foundation Fächerstrahl- und conusstrahl-bildrekonstruktion unter verwendung gefilterter rückprojektion differenzierter projektionsdaten
DE102005022540B4 (de) * 2005-05-17 2007-07-05 Siemens Ag Verfahren zur Minimierung von Bildartefakten und medizinisches Bildgebungssystem
US20100260390A1 (en) * 2005-11-30 2010-10-14 The Research Foundation Of State University Of New York System and method for reduction of false positives during computer aided polyp detection
US8452061B2 (en) * 2005-11-30 2013-05-28 The Research Foundation Of State University Of New York Electronic colon cleansing method for virtual colonoscopy
US8290225B2 (en) * 2005-12-14 2012-10-16 Koninklijke Philips Electronics N.V. Method and device for relating medical 3D data image viewing planes to each other
US20070163114A1 (en) * 2006-01-13 2007-07-19 General Electric Company Methods for fabricating components
EP2011085A1 (de) * 2006-04-25 2009-01-07 Wisconsin Alumni Research Foundation System und verfahren zur schätzung fehlender daten von ct-bildgebungsprojektionen
US8111894B2 (en) 2006-11-16 2012-02-07 Koninklijke Philips Electronics N.V. Computer Tomography (CT) C-arm system and method for examination of an object
US7840053B2 (en) * 2007-04-05 2010-11-23 Liao Hstau Y System and methods for tomography image reconstruction
US8243334B2 (en) 2008-06-06 2012-08-14 Virginia Venture Industries, Llc Methods and apparatuses for printing three dimensional images
US20110176715A1 (en) * 2010-01-21 2011-07-21 Foos David H Four-dimensional volume imaging system
DE102010006585A1 (de) * 2010-02-02 2011-08-04 Siemens Aktiengesellschaft, 80333 CT-Bildrekonstruktion im erweiterten Messfeld
US8620052B2 (en) 2010-06-23 2013-12-31 Carestream Health, Inc. Projection truncation processing for CBCT
CN103403702A (zh) * 2010-12-24 2013-11-20 澳大利亚国立大学 动态多维图像数据的重构
US8818065B2 (en) 2011-07-01 2014-08-26 Carestream Health, Inc. Methods and apparatus for scatter correction for CBCT system and cone-beam image reconstruction
US8855394B2 (en) 2011-07-01 2014-10-07 Carestream Health, Inc. Methods and apparatus for texture based filter fusion for CBCT system and cone-beam image reconstruction
US8705828B2 (en) 2011-08-31 2014-04-22 Carestream Health, Inc. Methods and apparatus for super resolution scanning for CBCT system and cone-beam image reconstruction
US9202296B2 (en) 2011-09-16 2015-12-01 Caresteam Health, Inc. Metal artifacts reduction for cone beam CT
CA2931246C (en) 2013-11-27 2019-09-24 General Electric Company Fuel nozzle with fluid lock and purge apparatus
US10083543B2 (en) 2013-12-20 2018-09-25 Carestream Dental Technology Topco Limited Metal artifacts reduction for cone beam CT using image stacking
EP3087321B1 (de) 2013-12-23 2020-03-25 General Electric Company Brennstoffdüsestruktur für luftunterstützte brennstoffeinspritzung
JP6695801B2 (ja) 2013-12-23 2020-05-20 ゼネラル・エレクトリック・カンパニイ 可撓性支持構造体を備えた燃料ノズル
US9947129B2 (en) 2014-03-26 2018-04-17 Carestream Health, Inc. Method for enhanced display of image slices from 3-D volume image
US9934597B2 (en) 2014-09-11 2018-04-03 Carestream Health, Inc. Metal artifacts reduction in cone beam reconstruction
US9375192B2 (en) 2014-10-14 2016-06-28 Carestream Health, Inc. Reconstruction of a cone beam scanned object
US10628736B2 (en) * 2015-09-24 2020-04-21 Huron Technologies International Inc. Systems and methods for barcode annotations for digital images
US10475215B2 (en) 2016-09-23 2019-11-12 Carestream Health, Inc. CBCT image processing method
US10433811B2 (en) * 2016-12-23 2019-10-08 General Electric Company Self-calibrating CT detectors, systems and methods for self-calibration
EP3574475A1 (de) 2017-01-09 2019-12-04 Carestream Dental Technology Topco Limited System zur erkennung und anzeige von metallverdunkelten regionen in 3d-ct
US10089758B1 (en) 2017-03-29 2018-10-02 Carestream Health, Inc. Volume image reconstruction using projection decomposition
US10552992B2 (en) 2017-05-17 2020-02-04 Carestream Health, Inc. Poly-energetic reconstruction method for metal artifacts reduction
US20180333129A1 (en) 2017-05-17 2018-11-22 Carestream Health, Inc. Automatic exposure control setup
US10966670B2 (en) 2017-08-07 2021-04-06 Carestream Health, Inc. Imaging system and method for dual-energy and computed tomography
US10818074B2 (en) 2017-12-13 2020-10-27 Carestream Health, Inc. Bone segmentation and display for 3D extremity imaging
US11042772B2 (en) 2018-03-29 2021-06-22 Huron Technologies International Inc. Methods of generating an encoded representation of an image and systems of operating thereof
US11009449B2 (en) * 2018-04-20 2021-05-18 Fei Company Scanning trajectories for region-of-interest tomograph
US10307114B1 (en) 2018-05-09 2019-06-04 Carestream Health, Inc. Iterative volume image reconstruction using synthetic projection images
KR102039472B1 (ko) * 2018-05-14 2019-11-01 연세대학교 산학협력단 컴퓨터 단층촬영 영상 재구성 장치 및 방법
EP3877948A4 (de) 2018-11-05 2022-11-23 Huron Technologies International Inc. Systeme und verfahren zur verwaltung medizinischer bilder
WO2020102479A1 (en) 2018-11-14 2020-05-22 Carestream Dental Llc Methods and system for autonomous volumetric dental image segmentation
US20200151921A1 (en) 2018-11-14 2020-05-14 Carestream Dental Llc Methods for metal artifact reduction in cone beam reconstruction
EP3675036A1 (de) 2018-12-28 2020-07-01 Trophy 3d-segmentierung für unterkiefer und oberkiefer
EP3673862A1 (de) 2018-12-28 2020-07-01 Trophy Zahnmodellüberlagerung unter verwendung von klinischen indikationen
EP3673863A1 (de) 2018-12-28 2020-07-01 Trophy 3d-druckoptimierung unter verwendung von klinischen indikationen
ES3052991T3 (en) 2018-12-28 2026-01-16 Nobel Biocare Services Ag Apparatus for generating a 3d model image of a patient's dentition
US11670017B2 (en) * 2020-07-31 2023-06-06 GE Precision Healthcare LLC Systems and methods for reprojection and backprojection via homographic resampling transform
CN112055194B (zh) * 2020-09-17 2022-02-22 广东省科学院半导体研究所 三维空间激光投影切片显示装置
WO2022094732A1 (en) 2020-11-24 2022-05-12 Huron Technologies International Inc. Systems and methods for generating encoded representations for multiple magnifications of image data
CN117969663B (zh) * 2024-02-23 2025-09-16 北京石油化工学院 一种相控阵超声波焊缝检测切片的三维重构方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2901406A1 (de) * 1979-01-15 1980-07-24 Philips Patentverwaltung Verfahren zur ermittlung des koerperrandes zur rekonstruktion der absorption von strahlung in einem ebenen bereich eines koerpers
US4888693A (en) * 1987-04-01 1989-12-19 General Electric Company Method to obtain object boundary information in limited-angle computerized tomography
US4920491A (en) * 1988-05-16 1990-04-24 General Electric Company Enhancement of image quality by utilization of a priori information
US5053958A (en) * 1988-06-06 1991-10-01 General Electric Company Method to reduce image reconstruction time in limited-angle ct systems including using initial reconstruction valves for measured projection data during each iteration
US4969110A (en) * 1988-08-01 1990-11-06 General Electric Company Method of using a priori information in computerized tomography
US5073910A (en) * 1990-08-27 1991-12-17 General Electric Company Square wave cone beam scanning trajectory for data completeness in three-dimensional computerized tomography
US5068882A (en) * 1990-08-27 1991-11-26 General Electric Company Dual parallel cone beam circular scanning trajectories for reduced data incompleteness in three-dimensional computerized tomography

Also Published As

Publication number Publication date
CN1062609A (zh) 1992-07-08
JPH07109621B2 (ja) 1995-11-22
US5270926A (en) 1993-12-14
EP0492896A2 (de) 1992-07-01
CA2056476A1 (en) 1992-06-22
IL100312A0 (en) 1992-09-06
EP0492896A3 (en) 1992-11-25
JPH0714022A (ja) 1995-01-17

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