SE7809509L - Anordning for datortomografi - Google Patents

Anordning for datortomografi

Info

Publication number
SE7809509L
SE7809509L SE7809509A SE7809509A SE7809509L SE 7809509 L SE7809509 L SE 7809509L SE 7809509 A SE7809509 A SE 7809509A SE 7809509 A SE7809509 A SE 7809509A SE 7809509 L SE7809509 L SE 7809509L
Authority
SE
Sweden
Prior art keywords
computer tomography
tomography
computer
Prior art date
Application number
SE7809509A
Other languages
English (en)
Other versions
SE438439B (sv
Inventor
Artagnan Albrecht C B J D
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 SE7809509L publication Critical patent/SE7809509L/sv
Publication of SE438439B publication Critical patent/SE438439B/sv

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/58—Testing, adjusting or calibrating apparatus or devices for radiation diagnosis
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor
SE7809509A 1977-09-14 1978-09-11 Anordning for datortomografi SE438439B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7710052A NL7710052A (nl) 1977-09-14 1977-09-14 Inrichting voor computer-tomografie.

Publications (2)

Publication Number Publication Date
SE7809509L true SE7809509L (sv) 1979-03-15
SE438439B SE438439B (sv) 1985-04-22

Family

ID=19829177

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7809509A SE438439B (sv) 1977-09-14 1978-09-11 Anordning for datortomografi

Country Status (14)

Country Link
US (1) US4225789A (sv)
JP (1) JPS5453882A (sv)
AU (1) AU516242B2 (sv)
BE (1) BE870408A (sv)
BR (1) BR7805923A (sv)
CA (1) CA1116317A (sv)
DE (1) DE2838808A1 (sv)
ES (1) ES473263A1 (sv)
FR (1) FR2403601B1 (sv)
GB (1) GB2004437B (sv)
IL (1) IL55545A (sv)
IT (1) IT1098564B (sv)
NL (1) NL7710052A (sv)
SE (1) SE438439B (sv)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5594241A (en) * 1979-01-11 1980-07-17 Hitachi Medical Corp Xxray transverse layer device
JPS5599087A (en) * 1979-01-23 1980-07-28 Shimadzu Corp Emission type tomography
JPS614856Y2 (sv) * 1979-01-23 1986-02-14
US4626688A (en) 1982-11-26 1986-12-02 Barnes Gary T Split energy level radiation detection
US4672650A (en) * 1984-02-16 1987-06-09 Kabushiki Kaisha Toshiba Tomographic testing apparatus
US4980904A (en) * 1985-11-15 1990-12-25 Picker International, Inc. Radiation imaging calibration
FR2629214A1 (fr) * 1988-03-25 1989-09-29 Thomson Cgr Procede et systeme d'etalonnage d'un scanner a rayons x en utilisant un seul etalon non circulaire
FR2632749B1 (fr) * 1988-06-10 1990-08-24 Gen Electric Cgr Procede et systeme d'etalonnage d'un scanner a rayons x en utilisant un ou plusieurs etalons circulaires excentres
FR2648229B1 (fr) * 1989-06-09 1991-09-06 Gen Electric Cgr Procede d'etalonnage d'un systeme radiologique et de mesure de l'epaisseur equivalente d'un objet
FR2664397B1 (fr) * 1990-07-06 1992-09-11 Gen Electric Cgr Procede d'estimation et d'etalonnage de la lumination recue par un film radiographique.
FR2664398B1 (fr) * 1990-07-06 1992-10-16 Gen Electric Cgr Procede de determination automatique de la duree d'exposition d'un film radiographique a partir d'une cassette de radiologie avec cellule detectrice incorporee et systeme de mise en óoeuvre.
FR2664395B1 (fr) * 1990-07-06 1992-09-11 Gen Electric Cgr Procede de determination automatique de la duree d'exposition d'un film radiographique et systeme de mise en óoeuvre.
DE69106953T2 (de) * 1990-07-06 1995-06-22 Gen Electric Cgr Verfahren zur automatischen Bestimmung der Belichtungszeit für einen Röntgenfilm und dieses verwendendes System.
FR2664396B1 (fr) * 1990-07-06 1992-09-11 Gen Electric Cgr Procede de determination de la fonction representant l'effet de non reciprocite d'un film radiographique.
FR2705785B1 (fr) * 1993-05-28 1995-08-25 Schlumberger Ind Sa Procédé pour déterminer la fonction d'atténuation d'un objet par rapport à la transmission d'une épaisseur de référence d'un matériau de référence et dispositif pour la mise en Óoeuvre du procédé.
US6148057A (en) * 1998-11-02 2000-11-14 Analogic Corporation Apparatus and method for calibrating detectors in a computed tomography scanner
US6315447B1 (en) * 1998-12-22 2001-11-13 Bio-Imaging Technologies, Inc. Variable composition phantom simulating varying degrees of body fat for dual energy x-ray machine calibration
US6778681B2 (en) * 2001-05-09 2004-08-17 Invision Technologies, Inc. Analysis and presentation of internal features of logs
DE102004034237A1 (de) * 2004-07-15 2006-02-09 Siemens Ag Verfahren zur Korrektur von Detektorsignalen eines Gerätes zur Rekonstruktion von Schnittbildern aus Projektionsdaten
DE102004039681B4 (de) * 2004-08-16 2006-06-01 Siemens Ag Tomographiegerät und Verfahren für ein Tomographiegerät
US8116432B2 (en) 2007-04-20 2012-02-14 General Electric Company X-ray tube target brazed emission layer
US8428222B2 (en) * 2007-04-20 2013-04-23 General Electric Company X-ray tube target and method of repairing a damaged x-ray tube target
DE102010042388A1 (de) * 2010-10-13 2012-04-19 Siemens Aktiengesellschaft Verfahren zur Kalibrierung eines CT-Systems mit zumindest einer Fokus-Detektor-Kombination mit einem quantenzählenden Detektor
EP3006084B1 (en) * 2013-06-06 2018-11-14 Mitsubishi Electric Corporation Particle therapy device and method for setting dose calibration factor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1283915A (en) * 1968-08-23 1972-08-02 Emi Ltd A method of and apparatus for examination of a body by radiation such as x or gamma radiation
US4035647A (en) * 1972-05-17 1977-07-12 E M I Limited Radiography
GB1508300A (en) * 1974-05-08 1978-04-19 Emi Ltd Radiology
US3965358A (en) * 1974-12-06 1976-06-22 Albert Macovski Cross-sectional imaging system using a polychromatic x-ray source
DE2609226A1 (de) * 1976-03-05 1977-09-08 Siemens Ag Anordnung zur untersuchung eines koerpers mit ionisierender strahlung
US4029963A (en) * 1976-07-30 1977-06-14 The Board Of Trustees Of Leland Stanford Junior University X-ray spectral decomposition imaging system
US4149081A (en) * 1976-11-29 1979-04-10 Varian Associates, Inc. Removal of spectral artifacts and utilization of spectral effects in computerized tomography

Also Published As

Publication number Publication date
IT7827526A0 (it) 1978-09-11
FR2403601B1 (fr) 1985-10-31
IL55545A0 (en) 1978-12-17
IL55545A (en) 1981-07-31
FR2403601A1 (fr) 1979-04-13
US4225789A (en) 1980-09-30
DE2838808A1 (de) 1979-03-15
GB2004437B (en) 1982-03-24
NL7710052A (nl) 1979-03-16
AU3967578A (en) 1980-03-13
BE870408A (fr) 1979-03-12
JPS6258737B2 (sv) 1987-12-08
GB2004437A (en) 1979-03-28
JPS5453882A (en) 1979-04-27
AU516242B2 (en) 1981-05-21
CA1116317A (en) 1982-01-12
ES473263A1 (es) 1979-04-01
SE438439B (sv) 1985-04-22
IT1098564B (it) 1985-09-07
BR7805923A (pt) 1979-05-02

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