DE102007020065A1 - Verfahren für die Erstellung von Massenbelegungsbildern anhand von in unterschiedlichen Energiebereichen aufgenommenen Schwächungsbildern - Google Patents
Verfahren für die Erstellung von Massenbelegungsbildern anhand von in unterschiedlichen Energiebereichen aufgenommenen Schwächungsbildern Download PDFInfo
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- DE102007020065A1 DE102007020065A1 DE102007020065A DE102007020065A DE102007020065A1 DE 102007020065 A1 DE102007020065 A1 DE 102007020065A1 DE 102007020065 A DE102007020065 A DE 102007020065A DE 102007020065 A DE102007020065 A DE 102007020065A DE 102007020065 A1 DE102007020065 A1 DE 102007020065A1
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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
-
- 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
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4035—Arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
-
- 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
- A61B6/48—Diagnostic techniques
- A61B6/482—Diagnostic techniques involving multiple energy imaging
-
- 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
- A61B6/58—Testing, adjusting or calibrating thereof
- A61B6/582—Calibration
- A61B6/583—Calibration using calibration phantoms
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007020065A DE102007020065A1 (de) | 2007-04-27 | 2007-04-27 | Verfahren für die Erstellung von Massenbelegungsbildern anhand von in unterschiedlichen Energiebereichen aufgenommenen Schwächungsbildern |
| US12/148,791 US8041096B2 (en) | 2007-04-27 | 2008-04-22 | Method for creating mass density images on the basis of attenuation images captured at different energy levels |
| JP2008115604A JP5264268B2 (ja) | 2007-04-27 | 2008-04-25 | 単位面積質量画像の作成方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007020065A DE102007020065A1 (de) | 2007-04-27 | 2007-04-27 | Verfahren für die Erstellung von Massenbelegungsbildern anhand von in unterschiedlichen Energiebereichen aufgenommenen Schwächungsbildern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102007020065A1 true DE102007020065A1 (de) | 2008-10-30 |
Family
ID=39777522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102007020065A Withdrawn DE102007020065A1 (de) | 2007-04-27 | 2007-04-27 | Verfahren für die Erstellung von Massenbelegungsbildern anhand von in unterschiedlichen Energiebereichen aufgenommenen Schwächungsbildern |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8041096B2 (https=) |
| JP (1) | JP5264268B2 (https=) |
| DE (1) | DE102007020065A1 (https=) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005051620A1 (de) * | 2005-10-27 | 2007-05-03 | Siemens Ag | Verfahren zur Rekonstruktion einer tomographischen Darstellung eines Objektes |
| FR2903211B1 (fr) * | 2006-06-30 | 2009-03-06 | Gen Electric | Procedes et dispositifs de correction d'une mammographie a implant et de segmentation d'un implant |
| DE102007014723A1 (de) * | 2007-03-23 | 2008-11-27 | Gesellschaft für Schwerionenforschung mbH (GSI) | Bestimmung eines Planungsvolumens für eine Bestrahlung eines Körpers |
| US8080805B2 (en) * | 2010-03-09 | 2011-12-20 | International Business Machines Corporation | FET radiation monitor |
| KR101486776B1 (ko) * | 2010-07-29 | 2015-01-29 | 삼성전자주식회사 | 영상 처리 방법 및 장치와 이를 채용한 의료영상시스템 |
| US8614111B2 (en) | 2011-07-25 | 2013-12-24 | International Business Machines Corporation | Fully depleted silicon on insulator neutron detector |
| CN103200873B (zh) * | 2011-08-18 | 2015-05-20 | 株式会社东芝 | 光子计数型的x射线计算机断层装置以及散射线校正方法 |
| US8361829B1 (en) | 2011-08-31 | 2013-01-29 | International Business Machines Corporation | On-chip radiation dosimeter |
| US9101325B2 (en) * | 2012-03-28 | 2015-08-11 | Carestream Health, Inc. | Chest radiography image contrast and exposure dose optimization |
| CN103720482B (zh) * | 2012-10-11 | 2016-01-20 | 财团法人工业技术研究院 | 影像重建方法与系统及影像建构方法与系统 |
| US9589373B2 (en) * | 2013-02-05 | 2017-03-07 | Carestream Health, Inc. | Monte carlo modeling of field angle-dependent spectra for radiographic imaging systems |
| US9615808B2 (en) * | 2014-05-27 | 2017-04-11 | Koninklijke Philips N.V. | Method and radiography system for grid-like contrast enhancement |
| US10357221B2 (en) * | 2014-08-22 | 2019-07-23 | Samsung Electronics Co., Ltd. | Anatomical imaging system with improved detector calibration process |
| EP3195265B1 (en) * | 2014-09-15 | 2018-08-22 | Koninklijke Philips N.V. | Iterative image reconstruction with a sharpness driven regularization parameter |
| KR102372165B1 (ko) * | 2015-01-22 | 2022-03-11 | 삼성전자주식회사 | 엑스선 영상 장치, 영상 처리 장치 및 영상 처리 방법 |
| US9993219B2 (en) * | 2015-03-18 | 2018-06-12 | The Board Of Trustees Of The Leland Stanford Junior University | X-ray anti-scatter grid with varying grid ratio |
| US9538975B2 (en) * | 2015-04-08 | 2017-01-10 | Toshiba Medical Systems Corporation | Scatter correction method and apparatus for computed tomography imaging |
| EP3223002B1 (en) * | 2016-03-23 | 2021-04-28 | Carl Zeiss X-Ray Microscopy, Inc. | Method, tool and computer program product for measurement and estimation of an x-ray source spectrum in computed tomography, and x-ray ct system |
| JP7054329B2 (ja) * | 2017-10-06 | 2022-04-13 | キヤノン株式会社 | 画像処理装置、画像処理方法及びプログラム |
| CN108281131B (zh) * | 2018-01-10 | 2022-04-15 | 常熟市浙大紫金光电技术研究中心 | 全空间的有源噪音抑制器件及其制备方法 |
| JP7093233B2 (ja) | 2018-06-07 | 2022-06-29 | キヤノン株式会社 | 放射線撮影装置、放射線撮影方法およびプログラム |
| EP3829442A4 (en) | 2018-08-03 | 2022-05-11 | NeuroLogica Corporation | AI-BASED VOLUME SELF-CORRECTION FOR FIXED AND MOBILE X-RAY IMAGING MODALITIES AND OTHER IMAGING MODALITIES |
| JP7458750B2 (ja) * | 2019-11-13 | 2024-04-01 | キヤノン株式会社 | 画像処理装置、放射線撮影装置、画像処理方法及びプログラム |
| DE102019218589A1 (de) * | 2019-11-29 | 2021-06-02 | Bayer Aktiengesellschaft | Simultane Bilddarstellung von zwei unterschiedlichen funktionellen Bereichen |
| JP7531337B2 (ja) * | 2020-07-08 | 2024-08-09 | キヤノン株式会社 | 放射線撮影システム、制御装置、制御方法、及びプログラム |
| JP7436320B2 (ja) * | 2020-07-31 | 2024-02-21 | 富士フイルム株式会社 | 放射線画像処理装置、方法およびプログラム |
| CN113933323B (zh) * | 2021-10-15 | 2024-09-03 | 武汉联影生命科学仪器有限公司 | K-edge鉴别能力参数表的获取及应用方法 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4217641A (en) | 1978-04-28 | 1980-08-12 | U.S. Philips Corporation | Correction for polychromatic X-ray distortion in CT images |
| US4247774A (en) * | 1978-06-26 | 1981-01-27 | The United States Of America As Represented By The Department Of Health, Education And Welfare | Simultaneous dual-energy computer assisted tomography |
| US5115394A (en) * | 1983-11-25 | 1992-05-19 | Technicare Corporation | Dual energy computerized tomography system |
| US5164590A (en) * | 1990-01-26 | 1992-11-17 | Mobil Oil Corporation | Method for evaluating core samples from x-ray energy attenuation measurements |
| JPH05161633A (ja) * | 1991-12-18 | 1993-06-29 | Toshiba Corp | 放射線診断装置 |
| JPH0614911A (ja) * | 1992-07-02 | 1994-01-25 | Toshiba Corp | Ｘ線診断方法及びその装置 |
| DE69321244T3 (de) * | 1993-12-24 | 2003-03-13 | Agfa-Gevaert N.V., Mortsel | Verfahren mit einer teildurchsichtigen Abschirmung zum Ausgleich der Röntgenbilddarstellung von Streustrahlen in Röntgenbildern |
| DE4410888A1 (de) | 1994-03-29 | 1995-10-05 | Zeiss Carl Jena Gmbh | Anordnung zur Durchstrahlung von menschlichem Gewebe |
| DE19523090C1 (de) * | 1995-06-26 | 1996-08-29 | Siemens Ag | Röntgenuntersuchungsgerät |
| US5648997A (en) * | 1995-12-29 | 1997-07-15 | Advanced Optical Technologies, Inc. | Apparatus and method for removing scatter from an x-ray image |
| FR2759800B1 (fr) * | 1997-02-17 | 1999-03-26 | Commissariat Energie Atomique | Procede de correction du flux diffuse dans des images de radiographie numerique |
| US6636622B2 (en) * | 1997-10-15 | 2003-10-21 | Wisconsin Alumni Research Foundation | Method and apparatus for calibration of radiation therapy equipment and verification of radiation treatment |
| CA2274451A1 (en) * | 1998-06-11 | 1999-12-11 | The University Of British Columbia | Lung surface area analysis using computed tomography |
| DE10143131B4 (de) * | 2001-09-03 | 2006-03-09 | Siemens Ag | Verfahren zur Ermittlung von Dichte- und Ordnungszahlverteilungen bei radiographischen Untersuchungsverfahren |
| US20030128801A1 (en) * | 2002-01-07 | 2003-07-10 | Multi-Dimensional Imaging, Inc. | Multi-modality apparatus for dynamic anatomical, physiological and molecular imaging |
| US7352887B2 (en) * | 2003-04-11 | 2008-04-01 | Hologic, Inc. | Scatter rejection for composite medical imaging systems |
| US7092485B2 (en) * | 2003-05-27 | 2006-08-15 | Control Screening, Llc | X-ray inspection system for detecting explosives and other contraband |
| DE10347971B3 (de) * | 2003-10-15 | 2005-06-09 | Siemens Ag | Verfahren und Vorrichtung zur Bestimmung des Flüssigkeitstyps einer Flüssigkeitsansammlung in einem Objekt |
| US7065234B2 (en) * | 2004-02-23 | 2006-06-20 | General Electric Company | Scatter and beam hardening correction in computed tomography applications |
| DE102004029010A1 (de) * | 2004-06-16 | 2006-01-19 | Siemens Ag | Vorrichtung und Verfahren für die Streustrahlungskorrektur in der Projektionsradiographie, insbesondere der Mammographie |
| JP2006334319A (ja) * | 2005-06-06 | 2006-12-14 | Canon Inc | Ｘ線ｃｔ装置とその前処理方法、及びデータ作成装置とその方法、並びに制御プログラム |
| US7469037B2 (en) * | 2007-04-03 | 2008-12-23 | Illinois Institute Of Technology | Method for detecting a mass density image of an object |
-
2007
- 2007-04-27 DE DE102007020065A patent/DE102007020065A1/de not_active Withdrawn
-
2008
- 2008-04-22 US US12/148,791 patent/US8041096B2/en not_active Expired - Fee Related
- 2008-04-25 JP JP2008115604A patent/JP5264268B2/ja not_active Expired - Fee Related
Non-Patent Citations (5)
| Title |
|---|
| FLOYD, C. B.; BAKER, J. A.; LO, J. Y.; RAVIN, C. E: Posterior Beam-Stop Method for Scatter Fraction Measurement in Digital Radiography. In: Investigative Radiology Feb. 1992, Vol. 27, Seiten 119 bis 123 |
| HINSHAW, D. A.; DOBBINS III, J. T.: Recent Progress in noise reduction and scatter correction in dual-energy imaging. In: Proc. SPIE, 1995, Vol. 2432, Seiten 134 bis 142 |
| PRESS, FLANNERY, TEUKOLSKY, VETTERLING: Numerical Recipes. The Art of Scientific Programming, Cambridge University Press, 1989, Seiten 268 bis 273 |
| WARP, R. J.; DOBBINS, J. T.: Quantitative evaluation of noise reduction strategies in dual-energy imaging In: Med. Phys. 30 (2), Seiten 190 bis 198, Februar 2003 |
| ZELLERHOFF, M.; SCHOLZ, B.; RÜHRNSCHOPF, E.-P.; BRUNNER, T.: Low contrast 3D-reconstruction from C-arm data. In: Proceedings of SPIE. Medical Imaging, 2005, Vol. 5745, Seiten 646 bis 655 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008272476A (ja) | 2008-11-13 |
| US8041096B2 (en) | 2011-10-18 |
| US20100027867A1 (en) | 2010-02-04 |
| JP5264268B2 (ja) | 2013-08-14 |
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