FR2391698A1 - Dispositif pour la tomographie par voie d'ordinateur - Google Patents
Dispositif pour la tomographie par voie d'ordinateurInfo
- Publication number
- FR2391698A1 FR2391698A1 FR7815571A FR7815571A FR2391698A1 FR 2391698 A1 FR2391698 A1 FR 2391698A1 FR 7815571 A FR7815571 A FR 7815571A FR 7815571 A FR7815571 A FR 7815571A FR 2391698 A1 FR2391698 A1 FR 2391698A1
- Authority
- FR
- France
- Prior art keywords
- patient
- source
- examined
- detection elements
- relatively small
- 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.)
- Granted
Links
- 238000002591 computed tomography Methods 0.000 title abstract 2
- 238000001514 detection method Methods 0.000 abstract 2
- 230000005855 radiation Effects 0.000 abstract 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000003814 drug Substances 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
- 230000035945 sensitivity Effects 0.000 abstract 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)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- High Energy & Nuclear Physics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (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 (2)
| Publication Number | Publication Date |
|---|---|
| FR2391698A1 true FR2391698A1 (fr) | 1978-12-22 |
| FR2391698B1 FR2391698B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1983-07-08 |
Family
ID=19828617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7815571A Granted FR2391698A1 (fr) | 1977-05-26 | 1978-05-25 | Dispositif pour la tomographie par voie d'ordinateur |
Country Status (11)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0019826A1 (de) * | 1979-05-29 | 1980-12-10 | Siemens Aktiengesellschaft | Schichtgerät zur Herstellung von Transversalschichtbildern |
| FR2578643A1 (fr) * | 1985-03-07 | 1986-09-12 | Siderurgie Fse Inst Rech | Ensemble de mesure du profil transversal d'epaisseur d'un produit |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5738023A (en) * | 1980-08-20 | 1982-03-02 | Tokyo Electric Power Co Inc:The | Level detecting method of phase pulse signal |
| 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 |
| CN119125194A (zh) * | 2024-10-25 | 2024-12-13 | 成都国营锦江机器厂 | 一种直升机发动机内机匣射线透照检测布置工装及检测方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5444597B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 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 GB GB21386/78A patent/GB1603593A/en not_active Expired
- 1978-05-23 IT IT23714/78A patent/IT1095910B/it active
- 1978-05-23 BR BR7803296A patent/BR7803296A/pt unknown
- 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
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0019826A1 (de) * | 1979-05-29 | 1980-12-10 | Siemens Aktiengesellschaft | Schichtgerät zur Herstellung von Transversalschichtbildern |
| FR2578643A1 (fr) * | 1985-03-07 | 1986-09-12 | Siderurgie Fse Inst Rech | Ensemble de mesure du profil transversal d'epaisseur d'un produit |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1107407A (en) | 1981-08-18 |
| IT1095910B (it) | 1985-08-17 |
| JPS53147493A (en) | 1978-12-22 |
| DE2822089A1 (de) | 1978-12-14 |
| SE7805837L (sv) | 1978-11-27 |
| BR7803296A (pt) | 1979-01-23 |
| JPS6251622B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-10-30 |
| BE867413A (fr) | 1978-11-24 |
| GB1603593A (en) | 1981-11-25 |
| NL7705788A (nl) | 1978-11-28 |
| IT7823714A0 (it) | 1978-05-23 |
| ES470148A1 (es) | 1979-02-01 |
| FR2391698B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1983-07-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6044288A (en) | Apparatus and method for determining the perimeter of the surface of an object being scanned | |
| EP1005286B1 (en) | Method for reconstructing the image of an object scanned with a laser imaging apparatus | |
| WO2016197278A1 (zh) | 一种主动式太赫兹人体安检系统装置及调整方法 | |
| US5781606A (en) | X-ray tomography system with substantially continuous radiation detection zone | |
| CA1121919A (en) | Device for determining the spatial absorption distribution in a plane of examination | |
| EP0619095A1 (de) | Vorrichtung zur Erfassung von Oberflächenstrukturen | |
| FR2394798A1 (fr) | Appareil d'analyse par fluorescence a rayons x pour l'examen de couches peu profondes | |
| CA2100890A1 (en) | Particle measurement apparatus | |
| FR2418459A1 (fr) | Dispositif pour mesurer le degre local d'absorption ou d'emission de rayonnement dans un corps | |
| FR2391698A1 (fr) | Dispositif pour la tomographie par voie d'ordinateur | |
| KR950014884A (ko) | 전산단층촬영 스캐너 | |
| FR2415310A1 (fr) | Appareil pour determiner le degre d'absorption de rayonnement dans un plan d'un corps a examiner | |
| GB2338857A (en) | Apparatus for imaging blood flow in the microcirculation | |
| ES2111273T3 (es) | Procedimiento y dispositivo de calibracion para un conjunto de medida del perfil transversal de un espesor de un producto plano. | |
| WO2000055608A3 (en) | Method and apparatus for the analysis of material composition | |
| FI94678C (fi) | Kuvausmenetelmä kappaleiden rakenteen määrittämiseksi | |
| US20010019105A1 (en) | Detector array for use in a laser imaging apparatus | |
| WO2004043322A2 (en) | Patient support structure having a tabletop with a breast positioning aperture for a laser imaging apparatus | |
| US20040149923A1 (en) | Method for obtaining a tomographic image, including apparatus | |
| FR2387509A1 (fr) | Detecteur de rayons x | |
| FR2422382A1 (fr) | Procede et dispositif d'obtention d'images perfectionnees en tomographie a reconstruction d'images par ordinateur | |
| JPS5582006A (en) | Measuring method for thickness | |
| JP2599282B2 (ja) | 熱定数測定法 | |
| EP1003419B1 (en) | Apparatus for determining the perimeter of a scanned object | |
| JP3478346B2 (ja) | 生体信号処理装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |