FR2482444A1 - Appareil de tomographie calculee, a rayons x, utilisant un mecanisme de balayage mecanique a spot flottant - Google Patents

Appareil de tomographie calculee, a rayons x, utilisant un mecanisme de balayage mecanique a spot flottant Download PDF

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Publication number
FR2482444A1
FR2482444A1 FR8103110A FR8103110A FR2482444A1 FR 2482444 A1 FR2482444 A1 FR 2482444A1 FR 8103110 A FR8103110 A FR 8103110A FR 8103110 A FR8103110 A FR 8103110A FR 2482444 A1 FR2482444 A1 FR 2482444A1
Authority
FR
France
Prior art keywords
ray
rotation
axis
detector
brush
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Withdrawn
Application number
FR8103110A
Other languages
English (en)
French (fr)
Inventor
Roderick D Swift
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
American Science and Engineering Inc
Original Assignee
American Science and Engineering Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Science and Engineering Inc filed Critical American Science and Engineering Inc
Publication of FR2482444A1 publication Critical patent/FR2482444A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computerised tomographs
    • A61B6/032—Transmission computed tomography [CT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/06—Diaphragms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4064—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
    • A61B6/4078—Fan-beams
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4035—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
    • A61B6/4042—K-edge filters

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Public Health (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)
  • Computer Vision & Pattern Recognition (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
FR8103110A 1980-05-19 1981-02-17 Appareil de tomographie calculee, a rayons x, utilisant un mecanisme de balayage mecanique a spot flottant Withdrawn FR2482444A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15082380A 1980-05-19 1980-05-19

Publications (1)

Publication Number Publication Date
FR2482444A1 true FR2482444A1 (fr) 1981-11-20

Family

ID=22536133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8103110A Withdrawn FR2482444A1 (fr) 1980-05-19 1981-02-17 Appareil de tomographie calculee, a rayons x, utilisant un mecanisme de balayage mecanique a spot flottant

Country Status (13)

Country Link
JP (1) JPS576644A (de)
KR (1) KR830007028A (de)
AR (1) AR224684A1 (de)
AU (1) AU6679581A (de)
BE (1) BE887726A (de)
BR (1) BR8102031A (de)
DE (1) DE3106264A1 (de)
ES (1) ES500192A0 (de)
FR (1) FR2482444A1 (de)
GB (1) GB2076250A (de)
IT (1) IT1142517B (de)
NL (1) NL8102452A (de)
SE (1) SE8100606L (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074021A1 (de) * 1981-09-07 1983-03-16 Siemens Aktiengesellschaft Röntgenuntersuchungsgerät
FR2560037A1 (fr) * 1984-02-28 1985-08-30 Thomson Cgr Procede de controle de positionnement d'un patient par rapport a une installation de radiologie, et installation pour la mise en oeuvre de ce procede

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2170980B (en) * 1985-02-07 1988-05-25 Steve Webb Ct scanner and detector therefor
DE3875999T2 (de) * 1987-04-10 1993-03-25 British Aerospace Abbildungsanlage.
US6891918B2 (en) * 2002-11-27 2005-05-10 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for acquiring perfusion data
CN102793559A (zh) * 2011-05-24 2012-11-28 上海世鹏实验室科技发展有限公司 一种人体安全探测扫描装置
CN107536618B (zh) * 2016-06-29 2020-05-15 合肥美亚光电技术股份有限公司 X射线成像装置及其探测器偏转机构
CN108400079A (zh) * 2018-05-10 2018-08-14 同方威视技术股份有限公司 笔形束x射线管和背散射检测设备
US11071507B2 (en) * 2018-12-27 2021-07-27 Medtronic Navigation, Inc. System and method for imaging a subject

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2019365A1 (de) * 1968-08-23 1970-07-03 Emi Ltd
FR2145325A5 (de) * 1971-07-07 1973-02-16 American Science & Eng Inc
FR2189982A1 (de) * 1972-06-21 1974-01-25 American Science & Eng Inc
FR2304090A1 (fr) * 1975-03-14 1976-10-08 American Science & Eng Inc Appareil d'exploration d'image par energie rayonnante
FR2350087A1 (fr) * 1976-05-04 1977-12-02 Siemens Ag Appareil radiologique pour la realisation de tomographies transversales
FR2386058A1 (fr) * 1977-03-30 1978-10-27 American Science & Eng Inc Appareil et procede de formation d'images a resolution variable en rayons x
FR2422381A1 (fr) * 1977-12-22 1979-11-09 Statia Verificare Intretinere Installation de radiodiagnostic a balayage

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394889A (en) * 1977-01-31 1978-08-19 Shimadzu Corp Tomograph

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2019365A1 (de) * 1968-08-23 1970-07-03 Emi Ltd
FR2145325A5 (de) * 1971-07-07 1973-02-16 American Science & Eng Inc
FR2189982A1 (de) * 1972-06-21 1974-01-25 American Science & Eng Inc
FR2304090A1 (fr) * 1975-03-14 1976-10-08 American Science & Eng Inc Appareil d'exploration d'image par energie rayonnante
FR2350087A1 (fr) * 1976-05-04 1977-12-02 Siemens Ag Appareil radiologique pour la realisation de tomographies transversales
FR2386058A1 (fr) * 1977-03-30 1978-10-27 American Science & Eng Inc Appareil et procede de formation d'images a resolution variable en rayons x
FR2422381A1 (fr) * 1977-12-22 1979-11-09 Statia Verificare Intretinere Installation de radiodiagnostic a balayage

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074021A1 (de) * 1981-09-07 1983-03-16 Siemens Aktiengesellschaft Röntgenuntersuchungsgerät
FR2560037A1 (fr) * 1984-02-28 1985-08-30 Thomson Cgr Procede de controle de positionnement d'un patient par rapport a une installation de radiologie, et installation pour la mise en oeuvre de ce procede
EP0160583A1 (de) * 1984-02-28 1985-11-06 Thomson-Cgr Gerät und Verfahren zum Positionieren eines Patienten in Bezug auf eine Röntgen-Anlage
US4633494A (en) * 1984-02-28 1986-12-30 Thomson-Cgr Method of controlling the positioning of a patient with respect to an X-ray device and installation for carrying out such method

Also Published As

Publication number Publication date
ES8206176A1 (es) 1982-08-16
AU6679581A (en) 1981-11-26
GB2076250A (en) 1981-11-25
BE887726A (fr) 1981-06-15
DE3106264A1 (de) 1982-03-04
AR224684A1 (es) 1981-12-30
JPS576644A (en) 1982-01-13
ES500192A0 (es) 1982-08-16
KR830007028A (ko) 1983-10-12
SE8100606L (sv) 1981-11-20
NL8102452A (nl) 1981-12-16
BR8102031A (pt) 1982-01-12
IT8148489A0 (it) 1981-05-18
IT1142517B (it) 1986-10-08

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