SE526940C2 - Förfarande och anordning för att med hög upplösning återskapa ett observerat objekt - Google Patents
Förfarande och anordning för att med hög upplösning återskapa ett observerat objektInfo
- Publication number
- SE526940C2 SE526940C2 SE0400212A SE0400212A SE526940C2 SE 526940 C2 SE526940 C2 SE 526940C2 SE 0400212 A SE0400212 A SE 0400212A SE 0400212 A SE0400212 A SE 0400212A SE 526940 C2 SE526940 C2 SE 526940C2
- Authority
- SE
- Sweden
- Prior art keywords
- operator
- detector
- attenuation
- scattering
- model
- Prior art date
Links
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- 230000005540 biological transmission Effects 0.000 claims description 15
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- 238000001514 detection method Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 39
- 238000009826 distribution Methods 0.000 description 32
- 238000002603 single-photon emission computed tomography Methods 0.000 description 20
- 239000000243 solution Substances 0.000 description 15
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- 238000003384 imaging method Methods 0.000 description 11
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
- G01T1/164—Scintigraphy
- G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
- G01T1/1644—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras using an array of optically separate scintillation elements permitting direct location of scintillations
-
- 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]
- A61B6/037—Emission tomography
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Biophysics (AREA)
- General Physics & Mathematics (AREA)
- Radiology & Medical Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0400212A SE526940C2 (sv) | 2004-02-03 | 2004-02-03 | Förfarande och anordning för att med hög upplösning återskapa ett observerat objekt |
| PCT/SE2005/000118 WO2005076038A1 (fr) | 2004-02-03 | 2005-02-02 | Procede et appareil de reconstruction a haute resolution d'un objet observe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0400212A SE526940C2 (sv) | 2004-02-03 | 2004-02-03 | Förfarande och anordning för att med hög upplösning återskapa ett observerat objekt |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE0400212D0 SE0400212D0 (sv) | 2004-02-03 |
| SE0400212L SE0400212L (sv) | 2005-08-04 |
| SE526940C2 true SE526940C2 (sv) | 2005-11-22 |
Family
ID=31713280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE0400212A SE526940C2 (sv) | 2004-02-03 | 2004-02-03 | Förfarande och anordning för att med hög upplösning återskapa ett observerat objekt |
Country Status (2)
| Country | Link |
|---|---|
| SE (1) | SE526940C2 (fr) |
| WO (1) | WO2005076038A1 (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007094721A1 (fr) * | 2006-02-17 | 2007-08-23 | Sidec Technologies Ab | appareil, procédé et objets de simulation pour une simulation de la formation d'image dans un microscope électronique à transmission |
| WO2012010959A2 (fr) * | 2010-07-20 | 2012-01-26 | Szabolcs Osvath | Système et procédé améliorés de tomographie d'émission monophotonique |
| FR2963145B1 (fr) * | 2010-07-26 | 2013-06-21 | Gen Electric | Suivi de la dose de rayonnement accumulee par un corps |
| WO2013038283A1 (fr) * | 2011-09-12 | 2013-03-21 | Koninklijke Philips Electronics N.V. | Procédé de reconstruction d'image pour rétroprojection filtrée dans la tomographie à angles limités |
| US11276209B2 (en) * | 2020-04-28 | 2022-03-15 | Canon Medical Systems Corporation | Method and apparatus for scatter estimation in positron emission tomography |
| CN113281708B (zh) * | 2021-02-26 | 2022-10-11 | 北京理工大学 | 一种箔条的散射中心模型建模方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5747812A (en) * | 1995-11-22 | 1998-05-05 | Picker International, Inc. | Scatter filter for emission tomography |
| SE9601229D0 (sv) * | 1996-03-07 | 1996-03-29 | B Ulf Skoglund | Apparatus and method for providing reconstruction |
| US6381349B1 (en) * | 1997-11-12 | 2002-04-30 | The University Of Utah | Projector/backprojector with slice-to-slice blurring for efficient 3D scatter modeling |
| WO2000010034A1 (fr) * | 1998-08-14 | 2000-02-24 | Prato Frank S | Correction de la diffusion et de l'attenuation d'images issues de la tomographie d'emission au moyen d'une anatomie presumee a partir d'un atlas |
-
2004
- 2004-02-03 SE SE0400212A patent/SE526940C2/sv not_active IP Right Cessation
-
2005
- 2005-02-02 WO PCT/SE2005/000118 patent/WO2005076038A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005076038A1 (fr) | 2005-08-18 |
| SE0400212D0 (sv) | 2004-02-03 |
| SE0400212L (sv) | 2005-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |