GB1405735A - Process and apparatus for making a substracted image radiographic record - Google Patents

Process and apparatus for making a substracted image radiographic record

Info

Publication number
GB1405735A
GB1405735A GB896874A GB896874A GB1405735A GB 1405735 A GB1405735 A GB 1405735A GB 896874 A GB896874 A GB 896874A GB 896874 A GB896874 A GB 896874A GB 1405735 A GB1405735 A GB 1405735A
Authority
GB
United Kingdom
Prior art keywords
making
substracted
image
feb
exposure
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
GB896874A
Other languages
English (en)
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
Publication of GB1405735A publication Critical patent/GB1405735A/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)
  • Radiography Using Non-Light Waves (AREA)
  • Measurement Of Radiation (AREA)
  • Conversion Of X-Rays Into Visible Images (AREA)
GB896874A 1973-02-28 1974-02-27 Process and apparatus for making a substracted image radiographic record Expired GB1405735A (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
GB1405735A true GB1405735A (en) 1975-09-10

Family

ID=23317311

Family Applications (1)

Application Number Title Priority Date Filing Date
GB896874A Expired GB1405735A (en) 1973-02-28 1974-02-27 Process and apparatus for making a substracted image radiographic record

Country Status (9)

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

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 (de) * 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 (de) * 1986-05-22 1992-10-01
JPH0432928Y2 (de) * 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
US3813546A (en) 1974-05-28
JPS5710430B2 (de) 1982-02-26
FR2219436A1 (de) 1974-09-20
IT1008951B (it) 1976-11-30
NL7402440A (de) 1974-08-30
FR2219436B1 (de) 1977-06-10
DE2407763A1 (de) 1974-08-29
JPS502889A (de) 1975-01-13
CA1003894A (en) 1977-01-18
BE811638A (fr) 1974-06-17

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee