CA1003894A - Process of making a subtracted image radio-graphic record - Google Patents

Process of making a subtracted image radio-graphic record

Info

Publication number
CA1003894A
CA1003894A CA192,904A CA192904A CA1003894A CA 1003894 A CA1003894 A CA 1003894A CA 192904 A CA192904 A CA 192904A CA 1003894 A CA1003894 A CA 1003894A
Authority
CA
Canada
Prior art keywords
making
subtracted image
graphic record
image radio
radio
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
CA192,904A
Other languages
English (en)
Other versions
CA192904S (en
Inventor
Andrew P. Proudian
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.)
Xonics Inc
Original Assignee
Xonics Inc
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 Xonics Inc filed Critical Xonics Inc
Application granted granted Critical
Publication of CA1003894A publication Critical patent/CA1003894A/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
    • A61B6/48—Diagnostic techniques
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/054—Apparatus for electrographic processes using a charge pattern using X-rays, e.g. electroradiography
    • G03G15/0545—Ionography, i.e. X-rays induced liquid or gas discharge

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Vascular Medicine (AREA)
  • Dentistry (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
  • Radiography Using Non-Light Waves (AREA)
  • Measurement Of Radiation (AREA)
CA192,904A 1973-02-28 1974-02-19 Process of making a subtracted image radio-graphic record Expired CA1003894A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00336709A US3813546A (en) 1973-02-28 1973-02-28 Process of making a subtracted image radiographic record

Publications (1)

Publication Number Publication Date
CA1003894A true CA1003894A (en) 1977-01-18

Family

ID=23317311

Family Applications (1)

Application Number Title Priority Date Filing Date
CA192,904A Expired CA1003894A (en) 1973-02-28 1974-02-19 Process of making a subtracted image radio-graphic record

Country Status (9)

Country Link
US (1) US3813546A (en, 2012)
JP (1) JPS5710430B2 (en, 2012)
BE (1) BE811638A (en, 2012)
CA (1) CA1003894A (en, 2012)
DE (1) DE2407763C2 (en, 2012)
FR (1) FR2219436B1 (en, 2012)
GB (1) GB1405735A (en, 2012)
IT (1) IT1008951B (en, 2012)
NL (1) NL7402440A (en, 2012)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892964A (en) * 1973-06-01 1975-07-01 Xonics Inc Insulating electrode for breakdown inhibition in electronradiography imaging chamber
GB1471871A (en) * 1974-06-25 1977-04-27 Nat Res Dev Method and apparatus for taking x-ray pictures
GB1494519A (en) * 1974-02-28 1977-12-07 Siemens Ag Preparation of radiograms
US4038943A (en) * 1974-06-05 1977-08-02 Xerox Corporation Signal amplification by charging and illuminating a partially developed latent electrostatic image
JPS5270947U (en, 2012) * 1975-11-20 1977-05-26
DE2658280A1 (de) * 1976-12-22 1978-07-06 Siemens Ag Verfahren zur beseitigung der untergrundrestladung bei elektrofotografischer bildwiedergabe und geraet zu seiner durchfuehrung
DE2703937A1 (de) * 1977-01-31 1978-08-03 Agfa Gevaert Ag Verfahren zum roentgenologischen aufzeichnen zeitlich veraenderlicher vorgaenge
JPH0441818Y2 (en, 2012) * 1986-05-22 1992-10-01
JPH0432928Y2 (en, 2012) * 1987-02-04 1992-08-07
US20020172323A1 (en) * 2001-02-02 2002-11-21 University Of Massachusetts Medical Center Device for detection of extravasation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH326194A (fr) * 1954-11-02 1957-12-15 Berchtold Jean Procédé photoélectrique de reproduction, appareil pour sa mise en oeuvre et reproduction obtenue par ce procédé
US3057997A (en) * 1956-05-21 1962-10-09 Edward K Kaprelian Exposure charged electrophotography
US3194131A (en) * 1962-10-09 1965-07-13 Eastman Kodak Co Document copiers
US3534383A (en) * 1964-12-14 1970-10-13 Fujitsu Ltd Method of electrostatic recording and electrostatic recording apparatus
US3484752A (en) * 1965-04-19 1969-12-16 Univ New York Apparatus for storing and visibly reproducing images using an electroluminescent cell exhibiting persistent internal polarization
US3526767A (en) * 1967-10-18 1970-09-01 Xerox Corp Image amplification in ionography by avalanche method
BE792334A (fr) * 1972-01-12 1973-03-30 Xonics Inc Systeme radiographique a impression xerographique

Also Published As

Publication number Publication date
DE2407763C2 (de) 1982-08-05
FR2219436A1 (en, 2012) 1974-09-20
US3813546A (en) 1974-05-28
JPS502889A (en, 2012) 1975-01-13
IT1008951B (it) 1976-11-30
FR2219436B1 (en, 2012) 1977-06-10
JPS5710430B2 (en, 2012) 1982-02-26
GB1405735A (en) 1975-09-10
BE811638A (fr) 1974-06-17
DE2407763A1 (de) 1974-08-29
NL7402440A (en, 2012) 1974-08-30

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