JPS5444597B2 - - Google Patents

Info

Publication number
JPS5444597B2
JPS5444597B2 JP3418075A JP3418075A JPS5444597B2 JP S5444597 B2 JPS5444597 B2 JP S5444597B2 JP 3418075 A JP3418075 A JP 3418075A JP 3418075 A JP3418075 A JP 3418075A JP S5444597 B2 JPS5444597 B2 JP S5444597B2
Authority
JP
Japan
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.)
Expired
Application number
JP3418075A
Other languages
Japanese (ja)
Other versions
JPS50133878A (en
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
Priority claimed from GB13018/74A external-priority patent/GB1497396A/en
Application filed filed Critical
Publication of JPS50133878A publication Critical patent/JPS50133878A/ja
Publication of JPS5444597B2 publication Critical patent/JPS5444597B2/ja
Expired legal-status Critical Current

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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
    • A61B6/4028—Arrangements 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
    • 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
    • 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
    • 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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4488—Means for cooling

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pulmonology (AREA)
  • General Physics & Mathematics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Radiography Using Non-Light Waves (AREA)
JP3418075A 1974-03-23 1975-03-20 Expired JPS5444597B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB13018/74A GB1497396A (en) 1974-03-23 1974-03-23 Radiography
GB1740274 1974-04-20
GB3303374 1974-07-26

Publications (2)

Publication Number Publication Date
JPS50133878A JPS50133878A (en) 1975-10-23
JPS5444597B2 true JPS5444597B2 (en) 1979-12-26

Family

ID=27256920

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3418075A Expired JPS5444597B2 (en) 1974-03-23 1975-03-20

Country Status (4)

Country Link
JP (1) JPS5444597B2 (en)
DE (1) DE2513137C3 (en)
FR (1) FR2264516A1 (en)
NL (1) NL179783C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4567117B2 (en) * 1998-07-17 2010-10-20 シーメンス アクチエンゲゼルシヤフト Method for reconstructing an image from measured values obtained by helical scanning of an inspection object using a CT apparatus and CT apparatus for implementing such a method

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1529799A (en) 1974-11-13 1978-10-25 Emi Ltd Radiography
FR2304321A1 (en) * 1975-03-20 1976-10-15 Emi Ltd X-ray scanning system - with multiple detectors providing detailed absorption data for a body under examination
US4149247A (en) * 1975-12-23 1979-04-10 Varian Associates, Inc. Tomographic apparatus and method for reconstructing planar slices from non-absorbed and non-scattered radiation
NL7601219A (en) * 1976-02-06 1977-08-09 Philips Nv ROENTGEN SYSTEM WITH A ROENTGEN BEAMER AND A ROENTGEN DETECTOR DRIVE.
DE2628493C2 (en) * 1976-06-25 1983-03-10 Siemens AG, 1000 Berlin und 8000 München X-ray layer device for the production of transverse layer images with a row of detectors curved around the focus of an X-ray tube
GB1584954A (en) * 1976-08-17 1981-02-18 Emi Ltd Radiography
US4107531A (en) * 1976-09-16 1978-08-15 General Electric Company X-ray body scanner using encoder for generating system controlling timing pulse train
GB1592083A (en) * 1976-09-16 1981-07-01 Gen Electric Computerized tomographic system
JPS5399893A (en) * 1977-02-14 1978-08-31 Toshiba Corp Cable processor
JPS53115778U (en) * 1977-02-22 1978-09-14
US4093861A (en) * 1977-02-25 1978-06-06 General Electric Company Gantry for computed tomography
US4093862A (en) * 1977-02-25 1978-06-06 General Electric Company Gantry for computed tomography
US4115695A (en) * 1977-02-25 1978-09-19 General Electric Company Gantry for computed tomography
FR2381507A1 (en) * 1977-02-25 1978-09-22 Gen Electric TILTING STRUCTURE FOR X-RAY TOMOGRAPHY DEVICE
GB1603346A (en) * 1977-05-13 1981-11-25 Hitachi Medical Corp Scanning apparatus for cross-sectional inspection equipment
NL7705788A (en) * 1977-05-26 1978-11-28 Philips Nv DEVICE FOR COMPUTER TOMOGRAPHY.
NL7707541A (en) * 1977-07-07 1979-01-09 Philips Nv CABLE GUIDE, AS WELL AS A MEDICAL DEVICE EQUIPPED WITH SUCH CABLE GUIDE.
JPS5477270A (en) * 1977-12-01 1979-06-20 Tdk Corp Metal or alloy magnetic powder and its manufacture
DE3012648A1 (en) * 1980-04-01 1981-10-08 Philips Patentverwaltung Gmbh, 2000 Hamburg COMPUTER TOMOGRAPHY UNIT

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2549402A (en) * 1948-04-01 1951-04-17 Jr Carl A Vossberg X-ray measuring system
DE1941433A1 (en) * 1968-08-23 1970-02-26 Emi Ltd Method and device for examining a body by means of rays, for example X or gamma rays

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2549402A (en) * 1948-04-01 1951-04-17 Jr Carl A Vossberg X-ray measuring system
DE1941433A1 (en) * 1968-08-23 1970-02-26 Emi Ltd Method and device for examining a body by means of rays, for example X or gamma rays

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4567117B2 (en) * 1998-07-17 2010-10-20 シーメンス アクチエンゲゼルシヤフト Method for reconstructing an image from measured values obtained by helical scanning of an inspection object using a CT apparatus and CT apparatus for implementing such a method

Also Published As

Publication number Publication date
FR2264516A1 (en) 1975-10-17
NL7503520A (en) 1975-09-25
NL179783B (en) 1986-06-16
FR2264516B1 (en) 1977-11-25
JPS50133878A (en) 1975-10-23
DE2513137B2 (en) 1980-05-29
DE2513137C3 (en) 1982-07-08
NL179783C (en) 1986-11-17
DE2513137A1 (en) 1975-10-09

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