FI822880L - Foerfarande och anordning foer styrning och fokusering av en tomografiapparat - Google Patents

Foerfarande och anordning foer styrning och fokusering av en tomografiapparat

Info

Publication number
FI822880L
FI822880L FI822880A FI822880A FI822880L FI 822880 L FI822880 L FI 822880L FI 822880 A FI822880 A FI 822880A FI 822880 A FI822880 A FI 822880A FI 822880 L FI822880 L FI 822880L
Authority
FI
Finland
Prior art keywords
och
foer
tomografiapparat
fokusering
faruser
Prior art date
Application number
FI822880A
Other languages
English (en)
Other versions
FI822880A0 (fi
Inventor
Pertti Puumalainen
Original Assignee
Puumalaisen Tutkimuslaitos Oy
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 Puumalaisen Tutkimuslaitos Oy filed Critical Puumalaisen Tutkimuslaitos Oy
Priority to FI822880A priority Critical patent/FI822880L/fi
Publication of FI822880A0 publication Critical patent/FI822880A0/fi
Priority to PCT/FI1983/000059 priority patent/WO1984000848A1/en
Priority to DE19838390478U priority patent/DE8390478U1/de
Priority to DE19833390160 priority patent/DE3390160T1/de
Priority to AT83902815T priority patent/ATE35065T1/de
Priority to EP83902815A priority patent/EP0116622B1/en
Priority to JP58502893A priority patent/JPS59501429A/ja
Priority to AU19440/83A priority patent/AU567437B2/en
Priority to US06/604,626 priority patent/US4669102A/en
Publication of FI822880L publication Critical patent/FI822880L/fi
Priority to DK2030/84A priority patent/DK203084D0/da
Priority to NO841579A priority patent/NO841579L/no

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
    • H01J35/02—Details
    • H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/70—Circuit 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)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (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)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Eye Examination Apparatus (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • X-Ray Techniques (AREA)
FI822880A 1982-08-19 1982-08-19 Foerfarande och anordning foer styrning och fokusering av en tomografiapparat FI822880L (fi)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FI822880A FI822880L (fi) 1982-08-19 1982-08-19 Foerfarande och anordning foer styrning och fokusering av en tomografiapparat
US06/604,626 US4669102A (en) 1982-08-19 1983-08-19 Method and device for operating and focusing tomographic X-ray equipment
AT83902815T ATE35065T1 (de) 1982-08-19 1983-08-19 Verfahren zum erzeugen eines tomographischen roentgenbildes.
DE19838390478U DE8390478U1 (de) 1982-08-19 1983-08-19 Unter anwendung eines elektronenstrahls arbeitende tomographische roentgenvorrichtung
DE19833390160 DE3390160T1 (de) 1982-08-19 1983-08-19 Verfahren und Vorrichtung zur Steuerung und Fokussierung einer tomographischen Röntgenanlage
PCT/FI1983/000059 WO1984000848A1 (en) 1982-08-19 1983-08-19 Method and device for operating and focusing tomograhic x-ray equipment
EP83902815A EP0116622B1 (en) 1982-08-19 1983-08-19 Apparatus for producing a tomographic x-ray image
JP58502893A JPS59501429A (ja) 1982-08-19 1983-08-19 Ｘ線断層撮影装置を動作させ焦点合せする方法および装置
AU19440/83A AU567437B2 (en) 1982-08-19 1983-08-19 Method and device for operating and focusing tomographic x- ray equipment
DK2030/84A DK203084D0 (da) 1982-08-19 1984-04-18 Fremgangsmaade til styring og fokusering af et tomografiapparat samt indretning til udoevelse af fremgangsmaaden
NO841579A NO841579L (no) 1982-08-19 1984-04-18 Fremgangsmaate og anordning for styring og fokusering av et tomografiapparat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI822880A FI822880L (fi) 1982-08-19 1982-08-19 Foerfarande och anordning foer styrning och fokusering av en tomografiapparat

Publications (2)

Publication Number Publication Date
FI822880A0 FI822880A0 (fi) 1982-08-19
FI822880L true FI822880L (fi) 1984-02-20

Family

ID=8515926

Family Applications (1)

Application Number Title Priority Date Filing Date
FI822880A FI822880L (fi) 1982-08-19 1982-08-19 Foerfarande och anordning foer styrning och fokusering av en tomografiapparat

Country Status (9)

Country Link
US (1) US4669102A (fi)
EP (1) EP0116622B1 (fi)
JP (1) JPS59501429A (fi)
AU (1) AU567437B2 (fi)
DE (2) DE8390478U1 (fi)
DK (1) DK203084D0 (fi)
FI (1) FI822880L (fi)
NO (1) NO841579L (fi)
WO (1) WO1984000848A1 (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4606061A (en) * 1983-12-28 1986-08-12 Tokyo Shibaura Denki Kabushiki Kaisha Light controlled x-ray scanner
US4755994A (en) * 1985-09-06 1988-07-05 Republic Telcom Systems Corporation Capacity expander for telephone line
DE4015105C3 (de) * 1990-05-11 1997-06-19 Bruker Analytische Messtechnik Röntgen-Computer-Tomographie-System
DE4015180A1 (de) * 1990-05-11 1991-11-28 Bruker Analytische Messtechnik Roentgen-computer-tomographie-system mit geteiltem detektorring
US5197088A (en) * 1991-05-03 1993-03-23 Bruker Analytic Electron beam x-ray computer tomography scanner
US5386445A (en) * 1993-12-14 1995-01-31 Imatron, Inc. Method and apparatus for electron beam focusing adjustment by electrostatic control of the distribution of beam-generated positive ions in a scanning electron beam computed tomography scanner
EP2027593A1 (en) * 2006-05-22 2009-02-25 Philips Intellectual Property & Standards GmbH X-ray tube whose electron beam is manipulated synchronously with the rotational anode movement
DE102012005767A1 (de) * 2012-03-25 2013-09-26 DüRR DENTAL AG Phasenkontrast-Röntgen-Tomographiegerät
CN103908277B (zh) * 2012-12-31 2017-03-08 清华大学 Ct设备及其方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4045672A (en) * 1975-09-11 1977-08-30 Nihon Denshi Kabushiki Kaisha Apparatus for tomography comprising a pin hole for forming a microbeam of x-rays
NL7611391A (nl) * 1975-10-18 1977-04-20 Emi Ltd Roentgentoestel.
GB1568782A (en) * 1976-02-28 1980-06-04 Jeol Ltd Apparatus for obtaining an x-ray image of a slice plane of an object
DE2811464A1 (de) * 1977-03-17 1978-09-21 Jacob Haimson Verfahren und vorrichtung zum erzeugen von roentgenstrahlen aus verschiedenen richtungen ohne sich bewegende teile
US4300051A (en) * 1978-06-29 1981-11-10 Spire Corporation Traveling cathode X-ray source
JPS5546408A (en) * 1978-09-29 1980-04-01 Toshiba Corp X-ray device
GB2042790B (en) * 1979-02-20 1982-12-15 Emi Ltd Conical scanning x-ray tubes
JPS5622037A (en) * 1979-07-31 1981-03-02 Shimadzu Corp X-ray tube device
US4287425A (en) * 1979-12-31 1981-09-01 Pfizer, Incorporated Construction of a CT scanner using heavy ions or protons

Also Published As

Publication number Publication date
AU1944083A (en) 1984-03-07
JPS59501429A (ja) 1984-08-09
FI822880A0 (fi) 1982-08-19
US4669102A (en) 1987-05-26
NO841579L (no) 1984-04-18
EP0116622B1 (en) 1988-06-08
DE3390160T1 (de) 1984-11-29
EP0116622A1 (en) 1984-08-29
AU567437B2 (en) 1987-11-19
DK203084A (da) 1984-04-18
DK203084D0 (da) 1984-04-18
DE8390478U1 (de) 1985-01-31
WO1984000848A1 (en) 1984-03-01

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: PUUMALAISEN TUTKIMUSLAITOS OY