WO2004098373A3 - Procede pour reduire des perturbations causees par des artefacts - Google Patents
Procede pour reduire des perturbations causees par des artefacts Download PDFInfo
- Publication number
- WO2004098373A3 WO2004098373A3 PCT/EP2004/004650 EP2004004650W WO2004098373A3 WO 2004098373 A3 WO2004098373 A3 WO 2004098373A3 EP 2004004650 W EP2004004650 W EP 2004004650W WO 2004098373 A3 WO2004098373 A3 WO 2004098373A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- projection
- artifacts
- generated
- reduced
- reducing interference
- Prior art date
- Legal status (The legal status 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 status listed.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10320233.1 | 2003-05-07 | ||
| DE10320233A DE10320233B4 (de) | 2003-05-07 | 2003-05-07 | Verfahren zur Reduzierung von durch Artefakte hervorgerufene Störungen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2004098373A2 WO2004098373A2 (fr) | 2004-11-18 |
| WO2004098373A3 true WO2004098373A3 (fr) | 2005-03-31 |
Family
ID=33394200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2004/004650 Ceased WO2004098373A2 (fr) | 2003-05-07 | 2004-05-03 | Procede pour reduire des perturbations causees par des artefacts |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE10320233B4 (fr) |
| WO (1) | WO2004098373A2 (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005028225A1 (de) | 2005-06-17 | 2007-05-24 | Siemens Ag | Vorrichtung und Verfahren für die Computertomographie |
| DE102005044407A1 (de) * | 2005-09-16 | 2007-03-22 | Siemens Ag | Verfahren zur artefaktreduzierten radiologischen 3D-Bildgebung, Medizinische Bildgebungsvorrichtung und Verfahren zur Erstellung eines Therapieplans |
| DE102008038357B3 (de) * | 2008-08-19 | 2010-01-14 | Siemens Aktiengesellschaft | Verfahren zur Erzeugung von 2D-Schnittbildern aus 3D-Projektionsdaten, die mittels eines CT-Systems von einem metallische Anteile enthaltenden Untersuchungsobjekt erfasst wurden |
| DE102008045449B4 (de) | 2008-09-02 | 2016-03-31 | Siemens Aktiengesellschaft | Verfahren zur Erstellung von computertomographischen Aufnahmen eines Patienten mit metallischen Anteilen und Computersystem zur Durchführung des Verfahrens |
| WO2010052615A2 (fr) * | 2008-11-07 | 2010-05-14 | Koninklijke Philips Electronics N.V. | Extraction d'informations de mouvement |
| DE102012219269A1 (de) | 2012-10-22 | 2014-05-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Erzeugen einer dreidimensionalen Abbildung eines Objekts |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5243664A (en) * | 1991-09-16 | 1993-09-07 | Picker International, Inc. | Post-processing technique for reducing metallic clip artifacts in CT images |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4897788A (en) * | 1988-04-18 | 1990-01-30 | General Electric Company | Image correction for computed tomography to remove crosstalk artifacts |
| DE69717780T2 (de) * | 1996-07-30 | 2003-07-17 | Koninklijke Philips Electronics N.V., Eindhoven | Korrektur von ringförmigen bildartefakten |
| DE19823597A1 (de) * | 1998-05-27 | 1999-12-02 | Deutsches Krebsforsch | Verfahren zur Rausch- und Artefaktreduktion bei digitalen Subtraktionsbildverfahren |
-
2003
- 2003-05-07 DE DE10320233A patent/DE10320233B4/de not_active Expired - Fee Related
-
2004
- 2004-05-03 WO PCT/EP2004/004650 patent/WO2004098373A2/fr not_active Ceased
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5243664A (en) * | 1991-09-16 | 1993-09-07 | Picker International, Inc. | Post-processing technique for reducing metallic clip artifacts in CT images |
Non-Patent Citations (2)
| Title |
|---|
| LAIGAO CHEN ET AL: "A Novel method for reducing high-attenuation object artifacts in CT reconstructions", PROCEEDINGS OF THE SPIE, SPIE, BELLINGHAM, VA, US, vol. 4684, 2002, pages 841 - 850, XP002298823, ISSN: 0277-786X * |
| PATH M; ZOLLIKOFER C P E; STUCKI P: "New approaches in CT artifact suppression-a case study in maxillofacial surgery", PROCEEDING OF 12TH INTERNATIONAL SYMPOSIUM ON COMPUTER ASSISTED RADIOLOGY AND SURGERY - 24-27 JUNE 1998 - TOKYO, JAPAN, 27 June 1998 (1998-06-27), NETHERLANDS, pages 830 - 835, XP008041624 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004098373A2 (fr) | 2004-11-18 |
| DE10320233B4 (de) | 2012-11-08 |
| DE10320233A1 (de) | 2004-12-02 |
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Legal Events
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| 121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
| 122 | Ep: pct application non-entry in european phase |