ATE177229T1 - Quantitatives rechnergestütztes tomographiesystem - Google Patents

Quantitatives rechnergestütztes tomographiesystem

Info

Publication number
ATE177229T1
ATE177229T1 AT90901205T AT90901205T ATE177229T1 AT E177229 T1 ATE177229 T1 AT E177229T1 AT 90901205 T AT90901205 T AT 90901205T AT 90901205 T AT90901205 T AT 90901205T AT E177229 T1 ATE177229 T1 AT E177229T1
Authority
AT
Austria
Prior art keywords
numbers
tissues
peak
tomography system
histogram
Prior art date
Application number
AT90901205T
Other languages
English (en)
Inventor
David J Goodenough
Charles D Stockham
Original Assignee
Columbia Scient Inc
David J Goodenough
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 Columbia Scient Inc, David J Goodenough filed Critical Columbia Scient Inc
Application granted granted Critical
Publication of ATE177229T1 publication Critical patent/ATE177229T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30008—Bone

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Analysis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
AT90901205T 1988-11-29 1989-11-28 Quantitatives rechnergestütztes tomographiesystem ATE177229T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/277,269 US5068788A (en) 1988-11-29 1988-11-29 Quantitative computed tomography system

Publications (1)

Publication Number Publication Date
ATE177229T1 true ATE177229T1 (de) 1999-03-15

Family

ID=23060127

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90901205T ATE177229T1 (de) 1988-11-29 1989-11-28 Quantitatives rechnergestütztes tomographiesystem

Country Status (6)

Country Link
US (1) US5068788A (de)
EP (1) EP0448627B1 (de)
JP (1) JP2817743B2 (de)
AT (1) ATE177229T1 (de)
DE (1) DE68928939T2 (de)
WO (1) WO1990006557A1 (de)

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JP3342742B2 (ja) * 1993-04-22 2002-11-11 株式会社日立メディコ 画像処理装置
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US5627908A (en) * 1994-09-20 1997-05-06 Neopath, Inc. Method for cytological system dynamic normalization
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US6246784B1 (en) 1997-08-19 2001-06-12 The United States Of America As Represented By The Department Of Health And Human Services Method for segmenting medical images and detecting surface anomalies in anatomical structures
US6018590A (en) * 1997-10-07 2000-01-25 Eastman Kodak Company Technique for finding the histogram region of interest based on landmark detection for improved tonescale reproduction of digital radiographic images
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US6298315B1 (en) * 1998-12-11 2001-10-02 Wavecrest Corporation Method and apparatus for analyzing measurements
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JP4610731B2 (ja) * 2000-12-26 2011-01-12 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 Ｃｔ断層像の画像診断装置、ｘ線ｃｔ装置、及びプログラム
JP3619158B2 (ja) * 2001-02-13 2005-02-09 キヤノン株式会社 画像処理装置、画像処理システム、画像処理方法、画像処理方法プログラム及び記録媒体
US20030036083A1 (en) * 2001-07-19 2003-02-20 Jose Tamez-Pena System and method for quantifying tissue structures and their change over time
US20030088177A1 (en) * 2001-09-05 2003-05-08 Virtualscopics, Llc System and method for quantitative assessment of neurological diseases and the change over time of neurological diseases
US20030072479A1 (en) * 2001-09-17 2003-04-17 Virtualscopics System and method for quantitative assessment of cancers and their change over time
EP1449151A4 (de) * 2001-09-17 2005-08-31 Virtualscopics Llc System und verfahren zur quantitativen bewertung von krebsen und ihrer zeitlichen veränderung
US6990222B2 (en) * 2001-11-21 2006-01-24 Arnold Ben A Calibration of tissue densities in computerized tomography
US8649843B2 (en) * 2001-11-24 2014-02-11 Ben A. Arnold Automated calcium scoring of the aorta
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JP2004030596A (ja) * 2002-05-10 2004-01-29 Canon Inc 画像階調変換方法、画像階調変換装置、システム、プログラム及び記憶媒体
US7295691B2 (en) * 2002-05-15 2007-11-13 Ge Medical Systems Global Technology Company, Llc Computer aided diagnosis of an image set
US7260250B2 (en) * 2002-09-30 2007-08-21 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Computer-aided classification of anomalies in anatomical structures
US8570323B2 (en) * 2003-02-18 2013-10-29 Koninklijke Philips N.V. Volume visualization using tissue mix
JP4077430B2 (ja) * 2003-07-31 2008-04-16 佳知 高石 骨密度評価装置および骨密度評価方法
JP4827745B2 (ja) * 2005-01-19 2011-11-30 株式会社日立メディコ 画像診断支援装置及び画像診断支援プログラム
US7822253B2 (en) * 2006-07-12 2010-10-26 General Electric Company Methods and apparatus for BMD measuring
JP4437333B2 (ja) * 2007-09-28 2010-03-24 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 画像処理方法および画像処理装置並びにプログラム
US8186880B1 (en) 2008-11-27 2012-05-29 Arnold Ben A Extended and fixed INTable simultaneously imaged calibration and correction methods and references for 3-D imaging devices
US8649577B1 (en) 2008-11-30 2014-02-11 Image Analysis, Inc. Automatic method and system for measurements of bone density and structure of the hip from 3-D X-ray imaging devices
JP2010205067A (ja) * 2009-03-04 2010-09-16 Fujifilm Corp 領域抽出装置、領域抽出方法及び領域抽出プログラム
US8831319B2 (en) * 2009-11-16 2014-09-09 Arineta Ltd. Method and system for calibrating CT images
US8517608B1 (en) 2011-08-03 2013-08-27 Ben A. Arnold System and method for calibration of CT scanners and display of images in density units without the use of water phantoms
EP3010418B1 (de) 2014-06-21 2019-09-11 O.N. Diagnostics, LLC Quantitative phantomlose kalibrierung von computertomografieabtastungen
TW201737206A (zh) * 2016-04-13 2017-10-16 Nihon Medi-Physics Co Ltd Ｃｔ影像中的骨區域之自動推定
TW201736865A (zh) * 2016-04-13 2017-10-16 Nihon Medi-Physics Co Ltd 來自核子醫學影像的生理累積之自動去除及ｃｔ影像之自動分段
CN111881910A (zh) * 2020-07-31 2020-11-03 杭州依图医疗技术有限公司 基于椎骨影像的信息处理方法及计算机可读存储介质

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US4788706A (en) * 1987-12-17 1988-11-29 General Electric Company Method of measurement of x-ray energy

Also Published As

Publication number Publication date
WO1990006557A1 (en) 1990-06-14
JP2817743B2 (ja) 1998-10-30
JPH04505863A (ja) 1992-10-15
EP0448627A1 (de) 1991-10-02
DE68928939T2 (de) 1999-09-30
DE68928939D1 (de) 1999-04-08
US5068788A (en) 1991-11-26
EP0448627B1 (de) 1999-03-03
EP0448627A4 (en) 1992-11-19

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