DE3785360D1 - Rechnergestuetzter roentgen-tomograph. - Google Patents
Rechnergestuetzter roentgen-tomograph.Info
- Publication number
- DE3785360D1 DE3785360D1 DE8787906444T DE3785360T DE3785360D1 DE 3785360 D1 DE3785360 D1 DE 3785360D1 DE 8787906444 T DE8787906444 T DE 8787906444T DE 3785360 T DE3785360 T DE 3785360T DE 3785360 D1 DE3785360 D1 DE 3785360D1
- Authority
- DE
- Germany
- Prior art keywords
- roentgen
- tomograph
- computer
- roentgen tomograph
- based roentgen
- 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.)
- Expired - Lifetime
Links
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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- 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
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- High Energy & Nuclear Physics (AREA)
- Pulmonology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Biophysics (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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61232645A JPH0626544B2 (ja) | 1986-09-30 | 1986-09-30 | Ctスキャナ |
JP61255340A JPH0626545B2 (ja) | 1986-10-27 | 1986-10-27 | Ctスキャナ |
PCT/JP1987/000712 WO1988002239A1 (en) | 1986-09-30 | 1987-09-30 | Radiation ct |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3785360D1 true DE3785360D1 (de) | 1993-05-13 |
DE3785360T2 DE3785360T2 (de) | 1993-07-15 |
Family
ID=26530576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787906444T Expired - Lifetime DE3785360T2 (de) | 1986-09-30 | 1987-09-30 | Rechnergestuetzter roentgen-tomograph. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5058011A (de) |
EP (1) | EP0333857B1 (de) |
DE (1) | DE3785360T2 (de) |
WO (1) | WO1988002239A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4139150C1 (en) * | 1991-11-28 | 1993-06-24 | Siemens Ag, 8000 Muenchen, De | Computer tomograph with part ring formed X=ray source and detector - has double ring system without complementary interpolation |
US7856079B2 (en) * | 2004-11-15 | 2010-12-21 | Koninklijke Philips Electronics N.V. | Reconstruction method for computer tomography and computer tomograph |
CN103674979B (zh) * | 2012-09-19 | 2016-12-21 | 同方威视技术股份有限公司 | 一种行李物品ct安检系统及其探测器装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4126787A (en) * | 1974-01-31 | 1978-11-21 | Emi Limited | Radiography |
DE2627885A1 (de) * | 1976-06-22 | 1978-01-05 | Philips Patentverwaltung | Anordnung zur ermittlung der raeumlichen verteilung der absorption von strahlung in einer ebene eines koerpers |
DE2708604A1 (de) * | 1977-02-28 | 1978-08-31 | Siemens Ag | Schichtgeraet zur herstellung von transversalschichtbildern |
JPS53114376A (en) * | 1977-03-16 | 1978-10-05 | Toshiba Corp | Computer tomographic diagnostic equipment |
JPS58118735A (ja) * | 1982-01-06 | 1983-07-14 | 株式会社東芝 | コンピユ−タ断層撮影装置 |
JPS58183146A (ja) * | 1982-04-19 | 1983-10-26 | 横河電機株式会社 | 投影デ−タ検出方式 |
JPS59183737A (ja) * | 1983-04-05 | 1984-10-18 | 株式会社東芝 | 第4世代x線ct装置 |
US4680709A (en) * | 1984-11-13 | 1987-07-14 | General Electric Company | Back projection image reconstruction apparatus and method |
US4752879A (en) * | 1985-01-30 | 1988-06-21 | Picker International, Inc. | Method and apparatus for medical imaging |
-
1987
- 1987-09-30 US US07/335,665 patent/US5058011A/en not_active Expired - Fee Related
- 1987-09-30 EP EP87906444A patent/EP0333857B1/de not_active Expired - Lifetime
- 1987-09-30 WO PCT/JP1987/000712 patent/WO1988002239A1/ja active IP Right Grant
- 1987-09-30 DE DE8787906444T patent/DE3785360T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0333857A4 (de) | 1989-09-19 |
US5058011A (en) | 1991-10-15 |
EP0333857A1 (de) | 1989-09-27 |
EP0333857B1 (de) | 1993-04-07 |
WO1988002239A1 (en) | 1988-04-07 |
DE3785360T2 (de) | 1993-07-15 |
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