BR112012014172A2 - aparelho de tomografia computadorizada para a geração de imagens de um objeto, aparelho de geração de imagens, método de tomografia computadorizada para a geração de imagens de um objeto, método de geração de imagens, programa de computador de tomografia computadorizada e programa de computador de geração de imagens - Google Patents

aparelho de tomografia computadorizada para a geração de imagens de um objeto, aparelho de geração de imagens, método de tomografia computadorizada para a geração de imagens de um objeto, método de geração de imagens, programa de computador de tomografia computadorizada e programa de computador de geração de imagens

Info

Publication number
BR112012014172A2
BR112012014172A2 BR112012014172A BR112012014172A BR112012014172A2 BR 112012014172 A2 BR112012014172 A2 BR 112012014172A2 BR 112012014172 A BR112012014172 A BR 112012014172A BR 112012014172 A BR112012014172 A BR 112012014172A BR 112012014172 A2 BR112012014172 A2 BR 112012014172A2
Authority
BR
Brazil
Prior art keywords
imaging
computed tomography
computer
images
program
Prior art date
Application number
BR112012014172A
Other languages
English (en)
Inventor
Ewald Roessl
Roland Proksa
Thomas Koehler
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of BR112012014172A2 publication Critical patent/BR112012014172A2/pt

Links

Classifications

    • 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
    • A61B6/46—Arrangements for interfacing with the operator or the patient
    • A61B6/467—Arrangements for interfacing with the operator or the patient characterised by special input means
    • A61B6/469—Arrangements for interfacing with the operator or the patient characterised by special input means for selecting a region of interest [ROI]
    • 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
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/542—Control of apparatus or devices for radiation diagnosis involving control of exposure
    • 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]
    • 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
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/419—Imaging computed tomograph
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Pulmonology (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Human Computer Interaction (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
BR112012014172A 2009-12-15 2010-12-10 aparelho de tomografia computadorizada para a geração de imagens de um objeto, aparelho de geração de imagens, método de tomografia computadorizada para a geração de imagens de um objeto, método de geração de imagens, programa de computador de tomografia computadorizada e programa de computador de geração de imagens BR112012014172A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP09179186A EP2335593A1 (en) 2009-12-15 2009-12-15 Computed tomography apparatus
PCT/IB2010/055712 WO2011073863A1 (en) 2009-12-15 2010-12-10 Computed tomography apparatus

Publications (1)

Publication Number Publication Date
BR112012014172A2 true BR112012014172A2 (pt) 2016-05-17

Family

ID=42129613

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012014172A BR112012014172A2 (pt) 2009-12-15 2010-12-10 aparelho de tomografia computadorizada para a geração de imagens de um objeto, aparelho de geração de imagens, método de tomografia computadorizada para a geração de imagens de um objeto, método de geração de imagens, programa de computador de tomografia computadorizada e programa de computador de geração de imagens

Country Status (6)

Country Link
US (1) US8861674B2 (pt)
EP (2) EP2335593A1 (pt)
JP (1) JP5727508B2 (pt)
CN (1) CN102655810B (pt)
BR (1) BR112012014172A2 (pt)
WO (1) WO2011073863A1 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8571291B2 (en) * 2011-10-19 2013-10-29 Kabushiki Kaisha Toshiba Combination weight applied to iterative reconstruction in image reconstruction
US8903152B2 (en) * 2012-06-29 2014-12-02 General Electric Company Methods and systems for enhanced tomographic imaging
TWI494897B (zh) * 2012-11-20 2015-08-01 Iner Aec Executive Yuan 一種三維射束覓跡的投影方法
FI124596B (fi) * 2012-11-23 2014-10-31 Planmed Oy Lääketieteellinen tietokonetomografiakuvauslaitteisto
JP6218334B2 (ja) * 2012-11-30 2017-10-25 株式会社日立製作所 Ｘ線ｃｔ装置及びその断層画像撮影方法
EP2958494B1 (en) * 2013-02-21 2022-12-21 Koninklijke Philips N.V. Structure propagation restoration for spectral ct
CN105873519B (zh) * 2014-01-20 2018-10-16 株式会社日立制作所 X射线ct装置、图像处理装置及图像重构方法
US10255697B2 (en) * 2014-11-20 2019-04-09 Koninklijke Philips N.V. Method for generation of synthetic mammograms from tomosynthesis data
US10672135B2 (en) * 2015-06-30 2020-06-02 Koninklijke Philips N.V. Device and methods for processing computer tomography imaging data
US11219425B2 (en) * 2016-12-21 2022-01-11 Koninklijke Philips N.V. Redundancy-weighted image reconstruction for short-scan X-ray tomography with an off-center X-ray detector
WO2019033390A1 (en) * 2017-08-18 2019-02-21 Shenzhen United Imaging Healthcare Co., Ltd. SYSTEM AND METHOD FOR IMAGE RECONSTRUCTION
CN107928694B (zh) * 2017-12-05 2020-11-03 上海联影医疗科技有限公司 Ct剂量调制方法、装置、ct扫描方法及ct***
CN109523605A (zh) * 2018-11-29 2019-03-26 上海联影医疗科技有限公司 一种ct图像重建的方法、装置、设备及介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5625662A (en) 1995-11-20 1997-04-29 General Electric Company Modulating x-ray tube current in a CT system
US5696807A (en) * 1996-09-05 1997-12-09 General Electric Company Methods and apparatus for modulating x-ray tube current
JP2003339693A (ja) * 2002-05-27 2003-12-02 Shimadzu Corp Ｘ線ｃｔ再構成方法及びこれを用いたｘ線ｃｔ装置
US6775346B2 (en) * 2002-10-21 2004-08-10 Koninklijke Philips Electronics N.V. Conebeam computed tomography imaging
JP4509493B2 (ja) * 2003-04-25 2010-07-21 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 Ｘ線ｃｔ画像撮影方法およびｘ線ｃｔ装置
US7068750B2 (en) * 2003-10-27 2006-06-27 General Electric Company System and method of x-ray flux management control
CN100536777C (zh) * 2004-04-13 2009-09-09 皇家飞利浦电子股份有限公司 用于计算机断层摄影的动态剂量控制
US7558364B2 (en) 2004-04-13 2009-07-07 Koninklijke Philips Electronics N.V. Dynamic dose control for computed tomography
US7532702B2 (en) 2005-11-23 2009-05-12 General Electric Company Method and system for performing CT image reconstruction with motion artifact correction
US20070147579A1 (en) * 2005-12-23 2007-06-28 De Man Bruno K B Method and system for radiographic imaging with organ-based radiation profile prescription
JP5523726B2 (ja) * 2008-04-04 2014-06-18 株式会社東芝 Ｘ線ｃｔ装置

Also Published As

Publication number Publication date
EP2335593A1 (en) 2011-06-22
JP5727508B2 (ja) 2015-06-03
US20120250821A1 (en) 2012-10-04
EP2512345B1 (en) 2020-05-27
EP2512345A1 (en) 2012-10-24
CN102655810A (zh) 2012-09-05
WO2011073863A1 (en) 2011-06-23
CN102655810B (zh) 2015-12-02
US8861674B2 (en) 2014-10-14
JP2013513452A (ja) 2013-04-22

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Legal Events

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B25D Requested change of name of applicant approved

Owner name: KONINKLIJKE PHILIPS N.V (NL)

B25G Requested change of headquarter approved

Owner name: KONINKLIJKE PHILIPS N.V (NL)

B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 8A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2494 DE 23-10-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.