IL72276A0 - Improved computerised tomography apparatus and methods - Google Patents

Improved computerised tomography apparatus and methods

Info

Publication number
IL72276A0
IL72276A0 IL72276A IL7227684A IL72276A0 IL 72276 A0 IL72276 A0 IL 72276A0 IL 72276 A IL72276 A IL 72276A IL 7227684 A IL7227684 A IL 7227684A IL 72276 A0 IL72276 A0 IL 72276A0
Authority
IL
Israel
Prior art keywords
methods
improved
tomography apparatus
computerised tomography
computerised
Prior art date
Application number
IL72276A
Other versions
IL72276A (en
Original Assignee
Elscint Ltd
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 Elscint Ltd filed Critical Elscint Ltd
Publication of IL72276A0 publication Critical patent/IL72276A0/en
Publication of IL72276A publication Critical patent/IL72276A/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/40Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4021Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
    • A61B6/4028Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03Computed tomography [CT]
    • A61B6/032Transmission computed tomography [CT]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00X-ray tubes
    • H01J35/02Details
    • H01J35/14Arrangements for concentrating, focusing, or directing the cathode ray
    • H01J35/153Spot position control
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05GX-RAY TECHNIQUE
    • H05G1/00X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08Electrical details
    • H05G1/26Measuring, controlling or protecting
    • H05G1/30Controlling
    • H05G1/52Target size or shape; Direction of electron beam, e.g. in tubes with one anode and more than one cathode
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05GX-RAY TECHNIQUE
    • H05G1/00X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08Electrical details
    • H05G1/70Circuit arrangements for X-ray tubes with more than one anode; Circuit arrangements for apparatus comprising more than one X ray tube or more than one cathode

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
IL72276A 1983-07-28 1984-07-02 Computerized tomographic system with improved resolution IL72276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51812183A 1983-07-28 1983-07-28

Publications (2)

Publication Number Publication Date
IL72276A0 true IL72276A0 (en) 1984-11-30
IL72276A IL72276A (en) 1988-01-31

Family

ID=24062643

Family Applications (1)

Application Number Title Priority Date Filing Date
IL72276A IL72276A (en) 1983-07-28 1984-07-02 Computerized tomographic system with improved resolution

Country Status (5)

Country Link
JP (1) JPS60106439A (en)
DE (1) DE3426934C2 (en)
FR (1) FR2549711B1 (en)
IL (1) IL72276A (en)
NL (1) NL193257C (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0176314B1 (en) * 1984-09-21 1992-06-10 Picker International, Inc. Radiography system
US4682291A (en) * 1984-10-26 1987-07-21 Elscint Ltd. Noise artifacts reduction
JPH0223946A (en) * 1988-07-14 1990-01-26 Toshiba Corp X-ray ct apparatus
JPH0798039B2 (en) * 1988-07-20 1995-10-25 三菱電機株式会社 Computed tomography equipment
US5173852A (en) * 1990-06-20 1992-12-22 General Electric Company Computed tomography system with translatable focal spot
DE19807884C2 (en) * 1998-02-25 2003-07-24 Achim Schweikard Method for calibrating a recording device for determining spatial coordinates of anatomical target objects and device for carrying out the method
DE19851556C2 (en) * 1998-11-09 2000-11-23 Siemens Ag CT machine
WO2005072612A1 (en) * 2004-01-29 2005-08-11 Koninklijke Philips Electronics, N.V. Computed tomography imaging with pixel staggering and focal spot modulation
US7333587B2 (en) * 2004-02-27 2008-02-19 General Electric Company Method and system for imaging using multiple offset X-ray emission points
CN101410727A (en) * 2006-03-29 2009-04-15 皇家飞利浦电子股份有限公司 Effective dual-energy x-ray attenuation measurement
DE102006046741A1 (en) * 2006-09-29 2008-04-10 Siemens Ag X-ray system and method for tomosynthesis scanning
JP6346284B2 (en) * 2014-07-18 2018-06-20 株式会社日立製作所 X-ray CT apparatus and X-ray CT image imaging method
WO2016017534A1 (en) 2014-07-28 2016-02-04 株式会社日立メディコ X-ray image pickup device and image reconstruction method
DE102019125350A1 (en) 2019-09-20 2021-03-25 DENNEC GmbH Computer tomograph

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250916A (en) * 1963-06-14 1966-05-10 Machlett Lab Inc Stereo x-ray device
US4206360A (en) * 1975-03-19 1980-06-03 E M I Limited Radiography
US4149079A (en) * 1976-07-14 1979-04-10 Elscint, Ltd. Method of and means for scanning a body to enable a cross-section thereof to be reconstructed
NL7607976A (en) * 1976-07-19 1978-01-23 Optische Ind De Oude Delft Nv DEVICE FOR TOMOGRAPHY WITH FACILITIES BY WHICH SIGNAL PROFILES DERIVATIVE FROM A RADIANT BEAM BE CONSTRUCTED INTO SIGNAL PROFILES EACH CORREPONDING WITH A BUNDLE OF BALANCED BEAM.
GB1595805A (en) * 1977-02-24 1981-08-19 Emi Ltd Radiography
DE2714759C3 (en) * 1977-04-01 1981-03-26 Siemens AG, 1000 Berlin und 8000 München X-ray diagnostic device for the production of transverse slice images
GB1598685A (en) * 1977-04-28 1981-09-23 Emi Ltd Radiography
DE2723401A1 (en) * 1977-05-24 1978-12-07 Siemens Ag LAYER FOR THE PRODUCTION OF TRANSVERSAL LAYER IMAGES
GB2002988B (en) * 1977-08-18 1982-04-07 Emi Ltd Radiography
FR2425836A1 (en) * 1978-05-16 1979-12-14 Radiologie Cie Gle SINGLE SLEEVE TOMOGRAPHIC APPARATUS CARRYING X-RAY TUBES AND DETECTORS
DE2823859A1 (en) * 1978-05-31 1979-12-13 Siemens Ag ROENTGE LAYER FOR TRANSVERSAL LAYER IMAGES
DE2951222A1 (en) * 1979-12-19 1981-06-25 Siemens AG, 1000 Berlin und 8000 München X-RAY LAYER FOR THE PRODUCTION OF TRANSVERSAL LAYER IMAGES

Also Published As

Publication number Publication date
NL8402331A (en) 1985-02-18
FR2549711B1 (en) 1991-01-25
FR2549711A1 (en) 1985-02-01
DE3426934C2 (en) 1997-07-17
JPS60106439A (en) 1985-06-11
NL193257B (en) 1998-12-01
DE3426934A1 (en) 1985-05-23
IL72276A (en) 1988-01-31
NL193257C (en) 1999-04-02

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