GB1164859A - Tomography - Google Patents

Tomography

Info

Publication number
GB1164859A
GB1164859A GB48751/67A GB4875167A GB1164859A GB 1164859 A GB1164859 A GB 1164859A GB 48751/67 A GB48751/67 A GB 48751/67A GB 4875167 A GB4875167 A GB 4875167A GB 1164859 A GB1164859 A GB 1164859A
Authority
GB
United Kingdom
Prior art keywords
recorded
angle
source
radiation
recording means
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.)
Expired
Application number
GB48751/67A
Other languages
English (en)
Inventor
Tadayoshi Matsuda
Shigeo Endo
Sumio Makino
Katsumi Nagai
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co 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
Priority to US675972A priority Critical patent/US3484604A/en
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to GB48751/67A priority patent/GB1164859A/en
Priority to NL6714606A priority patent/NL134725C/xx
Priority to FR127793A priority patent/FR1550456A/fr
Publication of GB1164859A publication Critical patent/GB1164859A/en
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
    • A61B6/06—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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (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)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
GB48751/67A 1967-10-17 1967-10-26 Tomography Expired GB1164859A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US675972A US3484604A (en) 1967-10-17 1967-10-17 Axial transverse tomography wherein the angle of spread of radiation is controlled
GB48751/67A GB1164859A (en) 1967-10-17 1967-10-26 Tomography
NL6714606A NL134725C (enExample) 1967-10-17 1967-10-27
FR127793A FR1550456A (enExample) 1967-10-17 1967-11-10

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US67597267A 1967-10-17 1967-10-17
GB48751/67A GB1164859A (en) 1967-10-17 1967-10-26 Tomography
NL6714606A NL134725C (enExample) 1967-10-17 1967-10-27
FR127793 1967-11-10

Publications (1)

Publication Number Publication Date
GB1164859A true GB1164859A (en) 1969-09-24

Family

ID=27444943

Family Applications (1)

Application Number Title Priority Date Filing Date
GB48751/67A Expired GB1164859A (en) 1967-10-17 1967-10-26 Tomography

Country Status (4)

Country Link
US (1) US3484604A (enExample)
FR (1) FR1550456A (enExample)
GB (1) GB1164859A (enExample)
NL (1) NL134725C (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1478123A (en) * 1973-08-18 1977-06-29 Emi Ltd Tomography
DE2609925C2 (de) * 1976-03-10 1982-06-09 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zur Ermittlung der Verteilung der Absorption eines Körpers
US5449913A (en) * 1993-11-03 1995-09-12 Chang; Wei Apparatus for producing attenuation scan

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1535359A (en) * 1920-12-28 1925-04-28 Tousey Sinclair X-ray filter or screen
DE1081186B (de) * 1958-11-03 1960-05-05 Mueller C H F Ag Vorrichtung fuer Schichtbild-Aufnahmegeraete
US3248547A (en) * 1963-10-21 1966-04-26 Picker X Ray Corp Device for accurately positioning X-ray filters in the beam path

Also Published As

Publication number Publication date
NL6714606A (enExample) 1969-04-29
US3484604A (en) 1969-12-16
FR1550456A (enExample) 1968-12-20
NL134725C (enExample) 1972-03-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee