ATE408159T1 - Korrektur von durch den heel-effekt verursachten artefakten - Google Patents

Korrektur von durch den heel-effekt verursachten artefakten

Info

Publication number
ATE408159T1
ATE408159T1 AT04801470T AT04801470T ATE408159T1 AT E408159 T1 ATE408159 T1 AT E408159T1 AT 04801470 T AT04801470 T AT 04801470T AT 04801470 T AT04801470 T AT 04801470T AT E408159 T1 ATE408159 T1 AT E408159T1
Authority
AT
Austria
Prior art keywords
attenuation values
polychromatic
correction
artifacts caused
heel effect
Prior art date
Application number
AT04801470T
Other languages
English (en)
Inventor
Stevendaal Udo Van
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
Application granted granted Critical
Publication of ATE408159T1 publication Critical patent/ATE408159T1/de

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Nuclear Medicine (AREA)
  • Soil Working Implements (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
AT04801470T 2003-12-16 2004-12-06 Korrektur von durch den heel-effekt verursachten artefakten ATE408159T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03104702 2003-12-16

Publications (1)

Publication Number Publication Date
ATE408159T1 true ATE408159T1 (de) 2008-09-15

Family

ID=34684587

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04801470T ATE408159T1 (de) 2003-12-16 2004-12-06 Korrektur von durch den heel-effekt verursachten artefakten

Country Status (6)

Country Link
US (1) US7724935B2 (de)
EP (1) EP1700137B1 (de)
JP (1) JP4709162B2 (de)
AT (1) ATE408159T1 (de)
DE (1) DE602004016560D1 (de)
WO (1) WO2005059592A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9888902B2 (en) 2011-07-12 2018-02-13 Hitachi, Ltd. X-ray CT device, calcuration device, recording medium for X-ray CT device, and maintenance method for X-ray CT device

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US8909325B2 (en) 2000-08-21 2014-12-09 Biosensors International Group, Ltd. Radioactive emission detector equipped with a position tracking system and utilization thereof with medical systems and in medical procedures
US9040016B2 (en) 2004-01-13 2015-05-26 Biosensors International Group, Ltd. Diagnostic kit and methods for radioimaging myocardial perfusion
US9470801B2 (en) 2004-01-13 2016-10-18 Spectrum Dynamics Llc Gating with anatomically varying durations
US7968851B2 (en) 2004-01-13 2011-06-28 Spectrum Dynamics Llc Dynamic spect camera
EP1778957A4 (de) 2004-06-01 2015-12-23 Biosensors Int Group Ltd Optimierung der messung radioaktiver strahlung an besonderen körperstrukturen
US9316743B2 (en) 2004-11-09 2016-04-19 Biosensors International Group, Ltd. System and method for radioactive emission measurement
US9943274B2 (en) 2004-11-09 2018-04-17 Spectrum Dynamics Medical Limited Radioimaging using low dose isotope
US8837793B2 (en) 2005-07-19 2014-09-16 Biosensors International Group, Ltd. Reconstruction stabilizer and active vision
US8894974B2 (en) 2006-05-11 2014-11-25 Spectrum Dynamics Llc Radiopharmaceuticals for diagnosis and therapy
US8033725B2 (en) * 2006-06-02 2011-10-11 Koninklijke Philips Electronics N.V. X-ray image apparatus and device for and method of calibrating an X-ray image apparatus
US9275451B2 (en) 2006-12-20 2016-03-01 Biosensors International Group, Ltd. Method, a system, and an apparatus for using and processing multidimensional data
WO2010052614A1 (en) 2008-11-07 2010-05-14 Koninklijke Philips Electronics, N.V. Cone beam z-axis coverage
WO2010074030A1 (ja) * 2008-12-22 2010-07-01 オムロン株式会社 Ｘ線検査方法およびｘ線検査装置
CN103262124B (zh) 2010-12-17 2016-11-09 皇家飞利浦电子股份有限公司 用于对感兴趣区域成像的成像系统
DE102012212774A1 (de) * 2012-07-20 2014-01-23 Siemens Aktiengesellschaft Verfahren zur Korrektur von Metallartefakten und Röntgeneinrichtung
WO2015014677A1 (en) 2013-07-30 2015-02-05 Koninklijke Philips N.V. Monochromatic attenuation contrast image generation by using phase contrast ct
JP6523825B2 (ja) * 2014-07-02 2019-06-05 キヤノンメディカルシステムズ株式会社 Ｘ線ｃｔ装置及び画像処理装置
EP3258251B1 (de) * 2015-02-09 2021-03-24 Nikon Corporation Bildrekonstruktionsverfahren für röntgenstrahlenmessvorrichtung, verfahren zur herstellung einer struktur, bildrekonstruktionsprogramm für die röntgenstrahlenmessvorrichtung und röntgenstrahlenmessvorrichtung
US9696439B2 (en) 2015-08-10 2017-07-04 Shanghai United Imaging Healthcare Co., Ltd. Apparatus and method for PET detector
US10507005B2 (en) 2016-09-22 2019-12-17 General Electric Company Spectral calibration of spectral computed tomography (CT)
WO2019012686A1 (ja) * 2017-07-14 2019-01-17 株式会社日立製作所 粒子線治療装置およびｄｒｒ画像作成方法
WO2019041107A1 (en) 2017-08-28 2019-03-07 Shenzhen United Imaging Healthcare Co., Ltd. SYSTEM AND METHOD FOR REMOVING HARD TISSUE IN AN IMAGE OF TOMODENSITOMETRY
US10497153B2 (en) 2018-02-08 2019-12-03 FMI Medical Systems Co., Ltd. Heel effect correction in computed tomography
JP7207856B2 (ja) * 2018-03-12 2023-01-18 東芝Ｉｔコントロールシステム株式会社 Ｃｔ撮影装置
US11557038B2 (en) * 2019-10-17 2023-01-17 Electronics And Telecommunications Research Institute Apparatus and method for x-ray data generation

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9888902B2 (en) 2011-07-12 2018-02-13 Hitachi, Ltd. X-ray CT device, calcuration device, recording medium for X-ray CT device, and maintenance method for X-ray CT device

Also Published As

Publication number Publication date
JP2007513725A (ja) 2007-05-31
US20080317320A1 (en) 2008-12-25
EP1700137A1 (de) 2006-09-13
US7724935B2 (en) 2010-05-25
EP1700137B1 (de) 2008-09-10
JP4709162B2 (ja) 2011-06-22
DE602004016560D1 (de) 2008-10-23
WO2005059592A1 (en) 2005-06-30

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