GB1603593A - Device for computed tomography - Google Patents
Device for computed tomography Download PDFInfo
- Publication number
- GB1603593A GB1603593A GB21386/78A GB2138678A GB1603593A GB 1603593 A GB1603593 A GB 1603593A GB 21386/78 A GB21386/78 A GB 21386/78A GB 2138678 A GB2138678 A GB 2138678A GB 1603593 A GB1603593 A GB 1603593A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ray
- detector
- examination
- angle
- fan
- 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
Links
- 238000002591 computed tomography Methods 0.000 title claims description 19
- 238000005259 measurement Methods 0.000 claims description 23
- 230000005855 radiation Effects 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 3
- 230000035945 sensitivity Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000000284 resting effect Effects 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 |
|---|---|
| GB1603593A true GB1603593A (en) | 1981-11-25 |
Family
ID=19828617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB21386/78A Expired GB1603593A (en) | 1977-05-26 | 1978-05-23 | Device for computed tomography |
Country Status (11)
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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5444597B2 (US07534539-20090519-C00280.png) * | 1974-03-23 | 1979-12-26 |
-
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 SE SE7805837A patent/SE7805837L/xx unknown
- 1978-05-23 JP JP6154578A patent/JPS53147493A/ja active Granted
- 1978-05-23 IT IT23714/78A patent/IT1095910B/it active
- 1978-05-23 GB GB21386/78A patent/GB1603593A/en not_active Expired
- 1978-05-23 BR BR7803296A patent/BR7803296A/pt unknown
- 1978-05-24 ES ES470148A patent/ES470148A1/es not_active Expired
- 1978-05-24 BE BE187984A patent/BE867413A/xx unknown
- 1978-05-25 FR FR7815571A patent/FR2391698A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2391698B1 (US07534539-20090519-C00280.png) | 1983-07-08 |
| NL7705788A (nl) | 1978-11-28 |
| SE7805837L (sv) | 1978-11-27 |
| IT1095910B (it) | 1985-08-17 |
| ES470148A1 (es) | 1979-02-01 |
| CA1107407A (en) | 1981-08-18 |
| JPS6251622B2 (US07534539-20090519-C00280.png) | 1987-10-30 |
| BE867413A (fr) | 1978-11-24 |
| JPS53147493A (en) | 1978-12-22 |
| BR7803296A (pt) | 1979-01-23 |
| DE2822089A1 (de) | 1978-12-14 |
| IT7823714A0 (it) | 1978-05-23 |
| FR2391698A1 (fr) | 1978-12-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |