[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

FR2351425A1 - Collimateur pour appareil d'analyse tomographique - Google Patents

Collimateur pour appareil d'analyse tomographique

Info

Publication number
FR2351425A1
FR2351425A1 FR7714290A FR7714290A FR2351425A1 FR 2351425 A1 FR2351425 A1 FR 2351425A1 FR 7714290 A FR7714290 A FR 7714290A FR 7714290 A FR7714290 A FR 7714290A FR 2351425 A1 FR2351425 A1 FR 2351425A1
Authority
FR
France
Prior art keywords
collimator
analysis device
tomographic analysis
tomographic
analysis
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.)
Withdrawn
Application number
FR7714290A
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.)
GD Searle LLC
Original Assignee
GD Searle LLC
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 GD Searle LLC filed Critical GD Searle LLC
Publication of FR2351425A1 publication Critical patent/FR2351425A1/fr
Withdrawn legal-status Critical Current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
    • A61B6/02—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
    • A61B6/06—Diaphragms
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Radiation-Therapy Devices (AREA)
FR7714290A 1976-05-10 1977-05-10 Collimateur pour appareil d'analyse tomographique Withdrawn FR2351425A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/684,641 US4096389A (en) 1976-05-10 1976-05-10 Apparatus for minimizing radiation exposure and improving resolution in radiation imaging devices

Publications (1)

Publication Number Publication Date
FR2351425A1 true FR2351425A1 (fr) 1977-12-09

Family

ID=24748921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7714290A Withdrawn FR2351425A1 (fr) 1976-05-10 1977-05-10 Collimateur pour appareil d'analyse tomographique

Country Status (8)

Country Link
US (1) US4096389A (fr)
JP (1) JPS52136592A (fr)
DE (1) DE2720840A1 (fr)
FR (1) FR2351425A1 (fr)
IT (1) IT1079012B (fr)
NL (1) NL7705076A (fr)
SE (1) SE7705347L (fr)
ZA (1) ZA772759B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002911A1 (fr) * 1977-12-30 1979-07-11 EMI Limited Procédé pour obtenir des collimateurs et/ou détecteurs de rayonnement pénétrant

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277684A (en) * 1977-08-18 1981-07-07 U.S. Philips Corporation X-Ray collimator, particularly for use in computerized axial tomography apparatus
US4304999A (en) * 1979-01-02 1981-12-08 Technicare Corporation Eccentric source collimator assembly for rotating source CT scanner
US4507733A (en) * 1980-07-31 1985-03-26 Blum Alvin S Photon emission imaging apparatus and method
GB2155201B (en) * 1984-02-24 1988-07-13 Canon Kk An x-ray exposure apparatus
JPH0675570B2 (ja) * 1985-09-11 1994-09-28 株式会社東芝 Ｘ線ｃｔ装置
DE3728878A1 (de) * 1987-08-29 1989-03-09 Philips Patentverwaltung Roentgengeraet fuer schlitzradiografie
US4899283A (en) * 1987-11-23 1990-02-06 American Science And Engineering, Inc. Tomographic apparatus including means to illuminate the bounded field of view from a plurality of directions
JPH01156700A (ja) * 1987-12-15 1989-06-20 Nikon Corp 短波長光学系コリメート装置
US5239568A (en) * 1990-10-29 1993-08-24 Scinticor Incorporated Radiation collimator system
US5528659A (en) * 1994-04-25 1996-06-18 Gray*Star, Inc. Radiation flux polarizer or distributor
SE522484C2 (sv) 2000-09-28 2004-02-10 Xcounter Ab Kollimation av strålning från linjelika källor för joniserande strålning och därtill relaterad detektering av plana strålknippen
US7106828B2 (en) * 2001-11-26 2006-09-12 Agilent Technologies, Inc. X-ray imaging using pixelated gas detectors
WO2005087106A1 (fr) * 2004-03-10 2005-09-22 Philips Intellectual Property & Standards Gmbh Tomographie informatique a diffusion coherente mise au point
EP1815484A2 (fr) * 2004-11-08 2007-08-08 Zvi Kalman Systeme et procede destines a la collimation en forme de cone spirale entrelace
US7844027B2 (en) * 2008-02-22 2010-11-30 Morpho Detection, Inc. XRD-based false alarm resolution in megavoltage computed tomography systems
AU2010339433A1 (en) * 2009-12-30 2012-07-19 Bar-Ray Products, Inc. A multi-layer light-weight garment material with low radiation buildup providing scattered-radiation shielding
RU2015126546A (ru) 2012-12-03 2017-01-13 Конинклейке Филипс Н.В. Перемещение формирователя профиля пропускания рентгеновского пучка
US20140332660A1 (en) * 2013-05-13 2014-11-13 Brook Aaron Seaton Orthographic lens system
JP6025211B2 (ja) * 2013-11-28 2016-11-16 株式会社リガク Ｘ線トポグラフィ装置
CN106110516A (zh) * 2016-06-17 2016-11-16 深圳市奥沃医学新技术发展有限公司 一种成像准直体、治疗头及治疗设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1551162A (en) * 1924-03-29 1925-08-25 Loebell Maurice Grid for protecting rontgen images against secondary rays
US2760077A (en) * 1952-03-29 1956-08-21 Westinghouse Electric Corp Spiral x-ray image intensifier
US3013157A (en) * 1958-12-31 1961-12-12 High Voitage Engineering Corp Spot-size camera
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
US3814938A (en) * 1972-07-10 1974-06-04 Picker Corp Scintillation camera with improved light diffusion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002911A1 (fr) * 1977-12-30 1979-07-11 EMI Limited Procédé pour obtenir des collimateurs et/ou détecteurs de rayonnement pénétrant

Also Published As

Publication number Publication date
DE2720840A1 (de) 1977-11-24
JPS52136592A (en) 1977-11-15
ZA772759B (en) 1978-06-28
IT1079012B (it) 1985-05-08
US4096389A (en) 1978-06-20
SE7705347L (sv) 1977-11-11
NL7705076A (nl) 1977-11-14

Similar Documents

Publication Publication Date Title
BE853678A (fr) Appareil d'analyse tomographique
FR2351425A1 (fr) Collimateur pour appareil d'analyse tomographique
FR2314495A1 (fr) Appareil d'analyse electrochimique
FR2350584A1 (fr) Appareil d'etalonnage d'un detecteur
FR2331792A1 (fr) Appareil d'exploration par ultrasons
SE408743B (sv) Anordning for rontgenundersokningar
BE854461A (fr) Appareil de biopsie pour sa construction et son utilisation
BE875163A (fr) Dispositif d'analyse de formes
FR2352285A1 (fr) Appareil de mesure d'ecoulement, notamment pour le diagnostic medical
BE872613A (fr) Appareil pour mesurer la resistance respiratoire d'un patient
FR2413720B1 (fr) Appareil d'analyse par gammagraphie
FR2304912A1 (fr) Appareil automatique d'analyse
BE869597A (fr) Appareil d'inspection de capsules emplies
BE854006A (fr) Appareil d'analyse automatique du sang
BE827023A (fr) Appareil d'analyse
FR2351639A1 (fr) Appareil de tomographie
BE868477A (fr) Appareil radiographique medical
FR2352532A1 (fr) Appareil de tomographie
BE870440A (fr) Appareil radiographique
FR2353852A1 (fr) Appareil perfectionne d'inspection de soudures par ultrasons
FR2353269A1 (fr) Appareil pour le radiodiagnostic encephalographique
BE801918A (fr) Appareil d'analyse
NL7707888A (nl) Meetinrichting voor roentgenfluorescentieanalyse.
FR2312024A1 (fr) Appareil d'analyse d'une distribution de rayonnement infrarouge
FR2341130A1 (fr) Appareil d'indication

Legal Events

Date Code Title Description
ST Notification of lapse