BE836079A - Procede et appareil de tomugraphie a trois dimensions par rayons x ou rayons alpha en utilisant un faisceau en eventail - Google Patents

Procede et appareil de tomugraphie a trois dimensions par rayons x ou rayons alpha en utilisant un faisceau en eventail

Info

Publication number
BE836079A
BE836079A BE162279A BE162279A BE836079A BE 836079 A BE836079 A BE 836079A BE 162279 A BE162279 A BE 162279A BE 162279 A BE162279 A BE 162279A BE 836079 A BE836079 A BE 836079A
Authority
BE
Belgium
Prior art keywords
ray
tomugraphy
alpha
dimensional
fan beam
Prior art date
Application number
BE162279A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE836079A publication Critical patent/BE836079A/xx

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]
    • 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
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4064—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 or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/46—Arrangements for interfacing with the operator or the patient
    • A61B6/461—Displaying means of special interest
    • A61B6/466—Displaying means of special interest adapted to display 3D data
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • G01T1/2921—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras
    • G01T1/2935—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras using ionisation detectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J47/00—Tubes for determining the presence, intensity, density or energy of radiation or particles
    • H01J47/06—Proportional counter tubes
    • 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
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4258—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector for detecting non x-ray radiation, e.g. gamma radiation
    • 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
    • A61B6/4291—Arrangements for detecting radiation specially adapted for radiation diagnosis the detector being combined with a grid or grating

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Medical Treatment And Welfare Office Work (AREA)
BE162279A 1974-11-29 1975-11-28 Procede et appareil de tomugraphie a trois dimensions par rayons x ou rayons alpha en utilisant un faisceau en eventail BE836079A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/528,024 US3983398A (en) 1974-11-29 1974-11-29 Method and apparatus for X-ray or γ-ray 3-D tomography using a fan beam

Publications (1)

Publication Number Publication Date
BE836079A true BE836079A (fr) 1976-05-28

Family

ID=24103954

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162279A BE836079A (fr) 1974-11-29 1975-11-28 Procede et appareil de tomugraphie a trois dimensions par rayons x ou rayons alpha en utilisant un faisceau en eventail

Country Status (8)

Country Link
US (1) US3983398A (de)
JP (1) JPS522187A (de)
AU (1) AU503520B2 (de)
BE (1) BE836079A (de)
CA (1) CA1087323A (de)
CH (1) CH614371A5 (de)
DE (1) DE2553187A1 (de)
GB (1) GB1526765A (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190772A (en) * 1976-04-19 1980-02-26 Varian Associates, Inc. Tomographic scanning apparatus having detector signal digitizing means mounted to rotate with detectors
GB1577172A (en) * 1976-07-15 1980-10-22 Tokyo Shibaura Electric Co Tomographing device
NL7607976A (nl) * 1976-07-19 1978-01-23 Optische Ind De Oude Delft Nv Inrichting voor tomografie met voorzieningen waardoor signaalprofielen afgeleid van een di- vergerende stralingsbundel kunnen worden gere- construeerd in signaalprofielen die elk corre- sponderen met een bundel van evenwijdig inval- lende stralen.
JPS53122397A (en) * 1977-04-01 1978-10-25 Toshiba Corp Tomographic unit by radiant ray
DE2723401A1 (de) * 1977-05-24 1978-12-07 Siemens Ag Schichtgeraet zur herstellung von transversalschichtbildern
AU522916B2 (en) * 1977-09-30 1982-07-01 Ohio Nuclear X-ray tomographic apparatus
US4185195A (en) * 1977-12-30 1980-01-22 Emi Limited Construction of collimators and/or detectors for penetrating radiation
DE2850675C2 (de) * 1978-11-22 1983-01-05 Siemens AG, 1000 Berlin und 8000 München Schichtgerät zur Herstellung von Transversalschichtbildern
NL7902015A (nl) * 1979-03-14 1980-09-16 Philips Nv Werkwijze en inrichting voor het bepalen van een stralingsabsorptieverdeling in een deel van een lichaam.
DE2921820C2 (de) * 1979-05-29 1983-12-29 Siemens AG, 1000 Berlin und 8000 München Schichtgerät zur Herstellung von Transversalschichtbildern
NL7908545A (nl) * 1979-11-23 1981-06-16 Philips Nv Inrichting voor het bepalen van een stralingsabsorptie- verdeling in een vlak van een lichaam.
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
US4458688A (en) * 1982-07-06 1984-07-10 Siemens Gammasonics, Inc. Method and apparatus for cardiac nuclear imaging
US4570224A (en) * 1982-11-29 1986-02-11 Elscint, Inc. Combining rebinned and unrebinned parallel ray data with unequal lateral spacing to create tomograph images
JPS61185256A (ja) * 1985-02-13 1986-08-18 株式会社日立メデイコ Ｘ線ｃｔ画像処理装置
US4707608A (en) * 1985-04-10 1987-11-17 University Of North Carolina At Chapel Hill Kinestatic charge detection using synchronous displacement of detecting device
JPS63147440A (ja) * 1986-12-12 1988-06-20 横河メディカルシステム株式会社 Ｘ線断層撮影装置のデコンボリユ−シヨン処理方法
JPH082356B2 (ja) * 1987-03-17 1996-01-17 株式会社日立メデイコ Ｘ線断層撮影装置
US4795909A (en) * 1987-10-09 1989-01-03 University Of North Carolina High performance front window for a kinestatic charge detector
US5099505A (en) * 1990-07-02 1992-03-24 Varian Associates Method for increasing the accuracy of a radiation therapy apparatus
JP3197559B2 (ja) * 1990-07-02 2001-08-13 バリアン・メディカル・システムズ・インコーポレイテッド 画像増強検出器を使用するコンピュータｘ線断層撮影装置
US5168532A (en) * 1990-07-02 1992-12-01 Varian Associates, Inc. Method for improving the dynamic range of an imaging system
US5117445A (en) * 1990-07-02 1992-05-26 Varian Associates, Inc. Electronically enhanced x-ray detector apparatus
US5448607A (en) * 1994-02-08 1995-09-05 Analogic Corporation X-ray tomography system with gantry pivot and translation control
JPH0998970A (ja) * 1995-10-06 1997-04-15 Canon Inc Ｘ線撮像装置
US6078639A (en) * 1997-11-26 2000-06-20 Picker International, Inc. Real time continuous CT imaging
US6259763B1 (en) * 1999-05-21 2001-07-10 The United States Of America As Represented By The United States Department Of Energy X-ray imaging crystal spectrometer for extended X-ray sources
US7899156B2 (en) * 2008-07-16 2011-03-01 L-3 Communications Security And Detection Systems, Inc. Irradiation system including an electron-beam scanner
EP2433265B1 (de) * 2009-05-18 2013-06-19 Koninklijke Philips Electronics N.V. Interpolationsfreie umsortierung von fächerstrahl- auf parallelstrahlgeometrie
JP6125148B2 (ja) 2012-03-14 2017-05-10 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 画像生成方法、画像生成装置および放射線断層撮影装置並びにプログラム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3591806A (en) * 1970-03-17 1971-07-06 Atomic Energy Commission Multicrystal tomographic scanner for mapping thin cross section of radioactivity in an organ of the human body
US3684886A (en) * 1970-04-13 1972-08-15 Nuclear Chicago Corp Tomographic imaging device using a rotating slanted multichannel collimator
US3714429A (en) * 1970-09-28 1973-01-30 Afee J Mc Tomographic radioisotopic imaging with a scintillation camera
US3742236A (en) * 1970-10-07 1973-06-26 A Richards Method and apparatus for variable depth laminagraphy
US3746872A (en) * 1971-07-27 1973-07-17 Nuclear Chicago Corp Tomography technique in which a single recording film retains spatial information to permit constructing all planar sections of object

Also Published As

Publication number Publication date
JPS6146135B2 (de) 1986-10-13
GB1526765A (en) 1978-09-27
JPS522187A (en) 1977-01-08
CH614371A5 (de) 1979-11-30
US3983398A (en) 1976-09-28
AU503520B2 (en) 1979-09-06
CA1087323A (en) 1980-10-07
DE2553187A1 (de) 1976-07-01
AU8710175A (en) 1977-06-02

Similar Documents

Publication Publication Date Title
BE836079A (fr) Procede et appareil de tomugraphie a trois dimensions par rayons x ou rayons alpha en utilisant un faisceau en eventail
BE836081A (fr) Procede de tomographie a trois dimensions par faisceau de rayons x ou de rayons alpha en eventail
FR2339176A1 (fr) Procede et appareil de localisation d'une source de rayonnement
FR2304319A1 (fr) Procede et appareil de tomographie par rayons x
BE827435A (fr) Procede et dispositif de traitement d'objets plans
FR2291457A1 (fr) Appareil et procede de climatisation
FR2323145A1 (fr) Appareil et procede pour l'examen aux rayons x, notamment pour la detection d'objets en contrebande
IT1026423B (it) Metodo ed apparecchio per combinare successivamente fasci di radiazione
FR2304318A1 (fr) Procede et appareil de tomographie
FR2319936A1 (fr) Appareil et procede de traduction de langage
IT976260B (it) Dispositivo di sicurezza per appa recchi di esame a raggi x
FR2292985A1 (fr) Detecteur de rayons x ou g sensible a la position et procede de tomographie a trois dimensions utilisant ce detecteur
BE781140A (fr) Procede et appareil de soudage par faisceau electronique
BE852692A (fr) Procede et appareil de tri par projection et adherence differentielles
IT7830527A0 (it) Metodo e dispositivo per la riduzione di difetti in immagini ottenute da un apparato per tomografia computerizzata.
IT1114336B (it) Apparato e procedimento per litografia a raggi-x
ZA757095B (en) Method and apparatus for disinfecting a sterile enclosure
IT7831049A0 (it) Metodo ed apparato di ispezione mediante ultrasuoni.
BE828890A (fr) Procede et appareil d'epuration de gaz d'echappement
NL7903101A (nl) Inrichting voor onderzoek van een objekt met behulp van doordringende straling.
FR2344922A1 (fr) Procede et appareil permettant de realiser un servosysteme stable a gain eleve
FR2275321A1 (fr) Procede de dessin et appareil a dessiner
FR2301418A1 (fr) Procede et appareil de freinage
NL7701285A (nl) Werkwijze en inrichting voor het opwekken van ge- kodeerde beelden met behulp van een meervoudige stralingsbron.
FR2295673A1 (fr) Dispositif d'aplatissement de faisceau de rayons x

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BOARD OF TRUSTEES OF LELAND STANFORD JR. UNIVERSI

Effective date: 19921130