SE7806179L - Anordning for bestemning av lokala absorbtionsdifferenser i en kropp med hjelp av ett svepande rontgenstralknippe - Google Patents

Anordning for bestemning av lokala absorbtionsdifferenser i en kropp med hjelp av ett svepande rontgenstralknippe

Info

Publication number
SE7806179L
SE7806179L SE7806179A SE7806179A SE7806179L SE 7806179 L SE7806179 L SE 7806179L SE 7806179 A SE7806179 A SE 7806179A SE 7806179 A SE7806179 A SE 7806179A SE 7806179 L SE7806179 L SE 7806179L
Authority
SE
Sweden
Prior art keywords
sweeping
determination
local absorption
absorption differences
ray bunch
Prior art date
Application number
SE7806179A
Other languages
English (en)
Swedish (sv)
Inventor
A C J Verhoeven
W H Diemer
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE7806179L publication Critical patent/SE7806179L/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
    • A61B6/40—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/30—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by deflection of the cathode ray
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/08—Anodes; Anti cathodes
    • H01J35/12—Cooling non-rotary anodes
    • H01J35/13—Active cooling, e.g. fluid flow, heat pipes

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Public Health (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)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
SE7806179A 1977-06-02 1978-05-30 Anordning for bestemning av lokala absorbtionsdifferenser i en kropp med hjelp av ett svepande rontgenstralknippe SE7806179L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7706038A NL7706038A (nl) 1977-06-02 1977-06-02 Aftastende roentgenonderzoekinrichting.

Publications (1)

Publication Number Publication Date
SE7806179L true SE7806179L (sv) 1978-12-03

Family

ID=19828655

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7806179A SE7806179L (sv) 1977-06-02 1978-05-30 Anordning for bestemning av lokala absorbtionsdifferenser i en kropp med hjelp av ett svepande rontgenstralknippe

Country Status (11)

Country Link
JP (1) JPS542690A (fr)
AU (1) AU3679178A (fr)
BE (1) BE867687A (fr)
BR (1) BR7803571A (fr)
DE (1) DE2822241A1 (fr)
ES (1) ES470350A1 (fr)
FR (1) FR2393323A1 (fr)
IL (1) IL54820A0 (fr)
IT (1) IT1095266B (fr)
NL (1) NL7706038A (fr)
SE (1) SE7806179L (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2819237C2 (de) * 1978-05-02 1986-09-11 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zur Ermittlung der Absorption von Röntgenstrahlung in einem dreidimensionalen Untersuchungsbereich
DE3064933D1 (en) * 1979-08-16 1983-10-27 Gen Electric Electronically scanned x-ray tomography system
US9339243B2 (en) 2006-04-14 2016-05-17 William Beaumont Hospital Image guided radiotherapy with dual source and dual detector arrays tetrahedron beam computed tomography
JP5538880B2 (ja) * 2006-04-14 2014-07-02 ウィリアム・ボーモント・ホスピタル ４面体ビームコンピュータ断層撮影
US8983024B2 (en) 2006-04-14 2015-03-17 William Beaumont Hospital Tetrahedron beam computed tomography with multiple detectors and/or source arrays
CA2905989C (fr) 2006-05-25 2017-01-24 Di Yan Suivi en temps reel, hors ligne et en ligne, d'une dose de traitement et procede de retroaction pour radiotherapie adaptative guidee par image volumetrique
BR112012016558A2 (pt) 2010-01-05 2016-04-26 Beaumont Hospital William terapia de arco de intensidade modulada com rotação/deslocamento de cama de exame e formação de imagem de feixe de cone simultânea
AT12862U1 (de) * 2011-08-05 2013-01-15 Plansee Se Anode mit linearer haupterstreckungsrichtung

Also Published As

Publication number Publication date
NL7706038A (nl) 1978-12-05
IT7824002A0 (it) 1978-05-30
FR2393323A1 (fr) 1978-12-29
AU3679178A (en) 1979-12-06
JPS542690A (en) 1979-01-10
ES470350A1 (es) 1979-01-16
IT1095266B (it) 1985-08-10
BE867687A (fr) 1978-11-30
IL54820A0 (en) 1978-07-31
BR7803571A (pt) 1979-03-13
DE2822241A1 (de) 1978-12-14

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Legal Events

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NAV Patent application has lapsed

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