ATE331259T1 - Verfahren und vorrichtung zur exakten kegelstrahlcomputertomographie - Google Patents
Verfahren und vorrichtung zur exakten kegelstrahlcomputertomographieInfo
- Publication number
- ATE331259T1 ATE331259T1 AT03758559T AT03758559T ATE331259T1 AT E331259 T1 ATE331259 T1 AT E331259T1 AT 03758559 T AT03758559 T AT 03758559T AT 03758559 T AT03758559 T AT 03758559T AT E331259 T1 ATE331259 T1 AT E331259T1
- Authority
- AT
- Austria
- Prior art keywords
- computer tomography
- cone beam
- beam computer
- exact cone
- computer
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000002591 computed tomography Methods 0.000 title abstract 2
- 238000004590 computer program Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 230000010354 integration Effects 0.000 abstract 1
- 238000011835 investigation Methods 0.000 abstract 1
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
- G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
-
- 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
- A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2211/00—Image generation
- G06T2211/40—Computed tomography
- G06T2211/416—Exact reconstruction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2211/00—Image generation
- G06T2211/40—Computed tomography
- G06T2211/421—Filtered back projection [FBP]
-
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Mathematical Physics (AREA)
- Mathematical Optimization (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Mathematical Analysis (AREA)
- Algebra (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Pure & Applied Mathematics (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)
- Analysing Materials By The Use Of Radiation (AREA)
- Image Generation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10252661A DE10252661A1 (de) | 2002-11-11 | 2002-11-11 | Exaktes Computertomographie-Verfahren und Computertomograph |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE331259T1 true ATE331259T1 (de) | 2006-07-15 |
Family
ID=32185553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT03758559T ATE331259T1 (de) | 2002-11-11 | 2003-11-03 | Verfahren und vorrichtung zur exakten kegelstrahlcomputertomographie |
Country Status (7)
Country | Link |
---|---|
US (1) | US7548603B2 (de) |
EP (1) | EP1570435B1 (de) |
JP (1) | JP2006505337A (de) |
AT (1) | ATE331259T1 (de) |
AU (1) | AU2003274584A1 (de) |
DE (2) | DE10252661A1 (de) |
WO (1) | WO2004044849A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7280632B2 (en) * | 2001-08-16 | 2007-10-09 | University Of Central Florida Research Foundation, Inc. | Exact filtered back projection (FBP) algorithm for spiral computer tomography with variable pitch |
US7878976B2 (en) * | 2004-06-09 | 2011-02-01 | General Electric Company | Method and system of thermoacoustic imaging with exact inversion |
JP2008510509A (ja) * | 2004-08-20 | 2008-04-10 | 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 | 実際測定値及び仮想測定値からの対象物画像の再構成のためのコンピュータ断層撮影方法及びコンピュータ断層撮影装置 |
US7379525B2 (en) * | 2004-12-15 | 2008-05-27 | General Electric Company | Method and system for efficient helical cone-beam reconstruction |
JP2008539931A (ja) | 2005-05-13 | 2008-11-20 | 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 | 螺旋状円錐ビームctの再構築方法 |
EP1772100A1 (de) * | 2005-10-05 | 2007-04-11 | The Board of Trustees of Leland Stanford Junior University | Verbesserte Abtastung bei volumetrischer Computertomographie |
CN100495439C (zh) * | 2005-11-21 | 2009-06-03 | 清华大学 | 采用直线轨迹扫描的图像重建系统和方法 |
EP2059171A2 (de) | 2006-08-31 | 2009-05-20 | Koninklijke Philips Electronics N.V. | Abbildungssystem |
US7669889B1 (en) * | 2008-12-16 | 2010-03-02 | Gm Global Technology Operations, Inc. | Air bag chute attachment |
US8805037B2 (en) | 2011-05-31 | 2014-08-12 | General Electric Company | Method and system for reconstruction of tomographic images |
US10119923B2 (en) * | 2015-10-19 | 2018-11-06 | L3 Security & Detection Systems, Inc. | Systems and methods for image reconstruction at high computed tomography pitch |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4570224A (en) * | 1982-11-29 | 1986-02-11 | Elscint, Inc. | Combining rebinned and unrebinned parallel ray data with unequal lateral spacing to create tomograph images |
US4636952A (en) * | 1984-12-03 | 1987-01-13 | General Electric Company | Method and apparatus for back projection image reconstruction using virtual equi-spaced detector array |
US4703424A (en) * | 1985-01-03 | 1987-10-27 | General Electric Company | Method and means of correcting for a shift in the center of rotation of a rotating fan beam CT system |
US5404293A (en) * | 1991-06-11 | 1995-04-04 | The University Of Utah | Cone beam reconstruction using helical data collection paths |
US5341460A (en) * | 1992-08-28 | 1994-08-23 | General Electric Company | Method and apparatus for producing a three-dimensional computerized tomography image of an object with improved conversion of cone beam data to radon data |
US5559335A (en) * | 1994-12-28 | 1996-09-24 | The University Of Utah | Rotating and warping projector/backprojector for converging-beam geometries |
US5708690A (en) * | 1996-10-11 | 1998-01-13 | General Electric Company | Methods and apparatus for helical image reconstruction in a computed tomography fluoro system |
US5764720A (en) * | 1996-12-26 | 1998-06-09 | General Electric Company | Methods and apparatus for simplified pre-processing of data in a computed tomography system |
US6075836A (en) * | 1997-07-03 | 2000-06-13 | University Of Rochester | Method of and system for intravenous volume tomographic digital angiography imaging |
DE19845133A1 (de) * | 1998-10-01 | 2000-04-06 | Philips Corp Intellectual Pty | Computertomographie-Verfahren mit kegelförmigem Strahlenbündel |
US6104775A (en) * | 1998-10-29 | 2000-08-15 | Picker International, Inc. | 3D image reconstruction for helical partial cone beam scanners using wedge beam transform |
DE19944701A1 (de) * | 1999-09-18 | 2001-03-22 | Philips Corp Intellectual Pty | Computertomographie-Verfahren mit helixförmiger Relativbewegung |
US6574299B1 (en) * | 2001-08-16 | 2003-06-03 | University Of Central Florida | Exact filtered back projection (FBP) algorithm for spiral computer tomography |
US6529575B1 (en) * | 2002-04-29 | 2003-03-04 | Ge Medical Systems Global Technology Company, Llc | Adaptive projection filtering scheme for noise reduction |
US6744846B2 (en) * | 2002-09-26 | 2004-06-01 | Siemens Aktiengesellschaft | Method and apparatus for automatic exposure control in CT scanning |
-
2002
- 2002-11-11 DE DE10252661A patent/DE10252661A1/de not_active Withdrawn
-
2003
- 2003-11-03 AU AU2003274584A patent/AU2003274584A1/en not_active Abandoned
- 2003-11-03 DE DE60306417T patent/DE60306417T2/de not_active Expired - Fee Related
- 2003-11-03 AT AT03758559T patent/ATE331259T1/de not_active IP Right Cessation
- 2003-11-03 EP EP03758559A patent/EP1570435B1/de not_active Expired - Lifetime
- 2003-11-03 US US10/534,158 patent/US7548603B2/en not_active Expired - Fee Related
- 2003-11-03 JP JP2004550896A patent/JP2006505337A/ja not_active Ceased
- 2003-11-03 WO PCT/IB2003/004952 patent/WO2004044849A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP1570435B1 (de) | 2006-06-21 |
US20060039525A1 (en) | 2006-02-23 |
DE60306417D1 (de) | 2006-08-03 |
DE10252661A1 (de) | 2004-05-27 |
US7548603B2 (en) | 2009-06-16 |
DE60306417T2 (de) | 2007-02-01 |
AU2003274584A1 (en) | 2004-06-03 |
WO2004044849A1 (en) | 2004-05-27 |
JP2006505337A (ja) | 2006-02-16 |
EP1570435A1 (de) | 2005-09-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE60036627D1 (de) | Verfahren zur randbedingungsbestimmung bei tomografischer bildgebungsabtastung, tomografisches bildgebungssystem und röntgen computer tomographiegerät | |
ATE371407T1 (de) | Verfahren und vorrichtung zur bestimmung der ist- position einer struktur eines untersuchungsobjektes | |
DE60040025D1 (de) | Verfahren und Gerät zur Abbildung des Herzens mit konventioneller Computer-Tomographie | |
ATE358306T1 (de) | Verfahren und anordnung zur zuordnung von informationen zu digitalen röntgenaufnahmen | |
EP1543773A4 (de) | Verfahren zur verfolgung der bewegung von biologischem gewebe und bilddiagnosevorrichtung unter verwendung der verfolgungsmethode | |
DE60238968D1 (de) | Verfahren und Apparat zur Bearbeitung eines Röntgenbildes | |
ATE331259T1 (de) | Verfahren und vorrichtung zur exakten kegelstrahlcomputertomographie | |
DE60041850D1 (de) | Verfahren und Vorrichtung zur Ausrichtung des Röntgenstrahls eines bildgebenden Computertomographens | |
DE60306595D1 (de) | Vorrichtung und Verfahren für die Rekonstruktion von Bilddaten eines Kegelstrahlcomputertomographen | |
DE69823763T2 (de) | Verfahren und Vorrichtung zur Röntgen-Computertomographie | |
DE69706766D1 (de) | Ultraschall-Diagnose-Vorrichtung und Verfahren zur Erzeugung von Ultraschall-Bildern mit der Vorrichtung | |
DE50200286D1 (de) | Vorrichtung zur Erfassung von Messwerten an einem Auge | |
HK1115791A1 (en) | Apparatus and method for projection of subsurface structure onto an object's surface, and calibration method of the apparatus | |
DE60320912D1 (de) | Verfahren, Vorrichtung und Programm zur Bildverarbeitung sowie Bildaufzeichnungsvorrichtung | |
DE10290005D2 (de) | Vorrichtung und Verfahren zur Bildgebung, Stimulierung, Messung und Therapie insbesondere am Auge | |
EP1298584A3 (de) | Verfahren und Vorrichtung zur Aufnahme und Analyse des Bildes eines menschlichen Körperteils | |
DE602004009368D1 (de) | Vorrichtung zur Rekonstruktion von Kegelstrahlprojektionsdaten und Vorrichtung zur Computertomografie | |
DE69821865D1 (de) | Ultraschall-Diagnosegerät, Verfahren zur Cursor-Darstellung, und Messgerät | |
DE50107902D1 (de) | Verfahren und vorrichtung zur sitzbelegungserkennung mittels videosensorik und fussraumsensorik | |
AU2003210805A1 (en) | Computerized shemes for detecing and/or diagnosing lesions on ultrasound images using analysis of lesion shadows | |
BR0000899B1 (pt) | mÉtodo e aparelho de reconstruir imagens tomogrÁficas de raios x. | |
WO2004093720A3 (en) | Apparatus and method positioning a therepeutic probe with respect to a therapeutic target | |
DE60043660D1 (de) | Automatisches system und verfahren zur vor-ort-detektion von drogen | |
DE60308910D1 (de) | Medizinische bildgebungsvorrichtung mit mitteln zur gleichbehaltung der orientierung von detektor und der orientierung der wiedergabevorrichtung | |
IL154862A0 (en) | Methods and apparatus for multi-slice image reconstruction |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |