DE2822089A1 - Anordnung fuer die computertomographie - Google Patents
Anordnung fuer die computertomographieInfo
- Publication number
- DE2822089A1 DE2822089A1 DE19782822089 DE2822089A DE2822089A1 DE 2822089 A1 DE2822089 A1 DE 2822089A1 DE 19782822089 DE19782822089 DE 19782822089 DE 2822089 A DE2822089 A DE 2822089A DE 2822089 A1 DE2822089 A1 DE 2822089A1
- Authority
- DE
- Germany
- Prior art keywords
- ray
- arrangement
- rotation
- axis
- detection elements
- 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.)
- Withdrawn
Links
- 238000002591 computed tomography Methods 0.000 title claims description 8
- 238000001514 detection method Methods 0.000 claims description 46
- 238000005259 measurement Methods 0.000 claims description 17
- 239000000700 radioactive tracer Substances 0.000 claims description 16
- 230000005855 radiation Effects 0.000 claims description 12
- 238000012937 correction Methods 0.000 claims description 3
- 238000011835 investigation Methods 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241000554155 Andes Species 0.000 description 1
- 108010076504 Protein Sorting Signals Proteins 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
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
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4275—Arrangements for detecting radiation specially adapted for radiation diagnosis using a detector unit almost surrounding the patient, e.g. more than 180°
-
- 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]
-
- 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
- A61B6/06—Diaphragms
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Optics & Photonics (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Public Health (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7705788A NL7705788A (nl) | 1977-05-26 | 1977-05-26 | Inrichting voor computer-tomografie. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2822089A1 true DE2822089A1 (de) | 1978-12-14 |
Family
ID=19828617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782822089 Withdrawn DE2822089A1 (de) | 1977-05-26 | 1978-05-20 | Anordnung fuer die computertomographie |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS53147493A (ja) |
| BE (1) | BE867413A (ja) |
| BR (1) | BR7803296A (ja) |
| CA (1) | CA1107407A (ja) |
| DE (1) | DE2822089A1 (ja) |
| ES (1) | ES470148A1 (ja) |
| FR (1) | FR2391698A1 (ja) |
| GB (1) | GB1603593A (ja) |
| IT (1) | IT1095910B (ja) |
| NL (1) | NL7705788A (ja) |
| SE (1) | SE7805837L (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2921820C2 (de) * | 1979-05-29 | 1983-12-29 | Siemens AG, 1000 Berlin und 8000 München | Schichtgerät zur Herstellung von Transversalschichtbildern |
| JPS5738023A (en) * | 1980-08-20 | 1982-03-02 | Tokyo Electric Power Co Inc:The | Level detecting method of phase pulse signal |
| FR2578643B1 (fr) * | 1985-03-07 | 1990-03-09 | Siderurgie Fse Inst Rech | Ensemble de mesure du profil transversal d'epaisseur d'un produit |
| CN103860190B (zh) * | 2013-04-15 | 2016-08-17 | 上海翰擎高新技术股份有限公司 | 一种x射线探测及3d成像装置 |
| CN116919432B (zh) * | 2023-09-18 | 2023-12-05 | 四川大学华西第二医院 | 一种基于移动dr的医学影像设备 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7503520A (nl) * | 1974-03-23 | 1975-09-25 | Emi Ltd | Werkwijze en inrichting voor het onderzoeken van een lichaam door middel van straling, zoals roentgenstraling of gammastraling. |
-
1977
- 1977-05-26 NL NL7705788A patent/NL7705788A/xx not_active Application Discontinuation
-
1978
- 1978-05-18 CA CA303,633A patent/CA1107407A/en not_active Expired
- 1978-05-20 DE DE19782822089 patent/DE2822089A1/de not_active Withdrawn
- 1978-05-23 JP JP6154578A patent/JPS53147493A/ja active Granted
- 1978-05-23 IT IT23714/78A patent/IT1095910B/it active
- 1978-05-23 BR BR7803296A patent/BR7803296A/pt unknown
- 1978-05-23 SE SE7805837A patent/SE7805837L/xx unknown
- 1978-05-23 GB GB21386/78A patent/GB1603593A/en not_active Expired
- 1978-05-24 BE BE187984A patent/BE867413A/xx unknown
- 1978-05-24 ES ES470148A patent/ES470148A1/es not_active Expired
- 1978-05-25 FR FR7815571A patent/FR2391698A1/fr active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7503520A (nl) * | 1974-03-23 | 1975-09-25 | Emi Ltd | Werkwijze en inrichting voor het onderzoeken van een lichaam door middel van straling, zoals roentgenstraling of gammastraling. |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1107407A (en) | 1981-08-18 |
| BE867413A (fr) | 1978-11-24 |
| FR2391698B1 (ja) | 1983-07-08 |
| SE7805837L (sv) | 1978-11-27 |
| GB1603593A (en) | 1981-11-25 |
| IT7823714A0 (it) | 1978-05-23 |
| JPS53147493A (en) | 1978-12-22 |
| JPS6251622B2 (ja) | 1987-10-30 |
| ES470148A1 (es) | 1979-02-01 |
| IT1095910B (it) | 1985-08-17 |
| NL7705788A (nl) | 1978-11-28 |
| FR2391698A1 (fr) | 1978-12-22 |
| BR7803296A (pt) | 1979-01-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8139 | Disposal/non-payment of the annual fee |