AU3845378A - X-ray tomographic apparatus - Google Patents

X-ray tomographic apparatus

Info

Publication number
AU3845378A
AU3845378A AU38453/78A AU3845378A AU3845378A AU 3845378 A AU3845378 A AU 3845378A AU 38453/78 A AU38453/78 A AU 38453/78A AU 3845378 A AU3845378 A AU 3845378A AU 3845378 A AU3845378 A AU 3845378A
Authority
AU
Australia
Prior art keywords
ray tomographic
tomographic apparatus
ray
tomographic
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
Application number
AU38453/78A
Other versions
AU522916B2 (en
Inventor
Ronald Gene Walters
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.)
Ohio Nuclear Inc
Original Assignee
Ohio Nuclear 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 Ohio Nuclear Inc filed Critical Ohio Nuclear Inc
Publication of AU3845378A publication Critical patent/AU3845378A/en
Application granted granted Critical
Publication of AU522916B2 publication Critical patent/AU522916B2/en
Expired 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
    • A61B6/42—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4275—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with 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 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]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]
AU38453/78A 1977-09-30 1978-07-28 X-ray tomographic apparatus Expired AU522916B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83808477A 1977-09-30 1977-09-30

Publications (2)

Publication Number Publication Date
AU3845378A true AU3845378A (en) 1980-01-31
AU522916B2 AU522916B2 (en) 1982-07-01

Family

ID=25276216

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38453/78A Expired AU522916B2 (en) 1977-09-30 1978-07-28 X-ray tomographic apparatus

Country Status (5)

Country Link
JP (1) JPS5466791A (en)
AU (1) AU522916B2 (en)
DE (1) DE2842518A1 (en)
FR (1) FR2433927A1 (en)
GB (1) GB2005514B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4288695A (en) * 1979-04-13 1981-09-08 Technicare Corporation Computerized tomographic scanner with shaped radiation filter
HU188200B (en) * 1982-09-03 1986-03-28 Medicor Muevek,Hu Convolver
NL8204086A (en) * 1982-10-22 1984-05-16 Philips Nv METHOD AND APPARATUS FOR DETERMINING A RADIATION ATTENUATION DISTRIBUTION IN A SURFACE OF A BODY
EP0109205A3 (en) * 1982-11-15 1985-07-31 Picker International, Inc. Method and apparatus for computed tomography 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
JPS6089277A (en) * 1983-10-19 1985-05-20 Yokogawa Hokushin Electric Corp Back projection device
US4590559A (en) * 1983-11-23 1986-05-20 Tokyo Shibaura Denki Kabushiki Kaisha Data disc system for a computed tomography X-ray scanner
CN101854863B (en) * 2007-11-15 2013-08-14 皇家飞利浦电子股份有限公司 Movable wedge for improved image quality in 3D X-ray imaging

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1283915A (en) * 1968-08-23 1972-08-02 Emi Ltd A method of and apparatus for examination of a body by radiation such as x or gamma radiation
US3983398A (en) * 1974-11-29 1976-09-28 The Board Of Trustees Of Leland Stanford Junior University Method and apparatus for X-ray or γ-ray 3-D tomography using a fan beam
US3965353A (en) * 1974-12-06 1976-06-22 Albert Macovski Cross-sectional X-ray emission imaging system
GB1537487A (en) * 1975-03-18 1978-12-29 Emi Ltd Radiography
GB1571509A (en) * 1976-03-03 1980-07-16 Emi Ltd Radiography
JPS52106698A (en) * 1977-03-03 1977-09-07 Emi Ltd Radiation photograph

Also Published As

Publication number Publication date
DE2842518A1 (en) 1979-04-05
AU522916B2 (en) 1982-07-01
JPS5466791A (en) 1979-05-29
FR2433927A1 (en) 1980-03-21
FR2433927B1 (en) 1984-06-29
GB2005514A (en) 1979-04-19
GB2005514B (en) 1982-03-17

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