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FR2748848B1 - Enveloppe pour source de rayonnement electromagnetique et procede pour l'elimination du rayonnement electromagnetique extrafocal - Google Patents

Enveloppe pour source de rayonnement electromagnetique et procede pour l'elimination du rayonnement electromagnetique extrafocal

Info

Publication number
FR2748848B1
FR2748848B1 FR9606228A FR9606228A FR2748848B1 FR 2748848 B1 FR2748848 B1 FR 2748848B1 FR 9606228 A FR9606228 A FR 9606228A FR 9606228 A FR9606228 A FR 9606228A FR 2748848 B1 FR2748848 B1 FR 2748848B1
Authority
FR
France
Prior art keywords
electromagnetic radiation
extrafocal
enclosure
elimination
radiation source
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 - Fee Related
Application number
FR9606228A
Other languages
English (en)
Other versions
FR2748848A1 (fr
Inventor
Edmond Chambron
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.)
GE Medical Systems SCS
Original Assignee
GE Medical Systems SCS
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 GE Medical Systems SCS filed Critical GE Medical Systems SCS
Priority to FR9606228A priority Critical patent/FR2748848B1/fr
Priority to PCT/FR1997/000880 priority patent/WO1997044809A1/fr
Priority to JP09541711A priority patent/JP2000511335A/ja
Priority to EP97925103A priority patent/EP0900450A1/fr
Priority to DE19781787T priority patent/DE19781787T1/de
Publication of FR2748848A1 publication Critical patent/FR2748848A1/fr
Priority to US09/194,501 priority patent/US6185279B1/en
Application granted granted Critical
Publication of FR2748848B1 publication Critical patent/FR2748848B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/16—Vessels; Containers; Shields associated therewith
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/16—Vessels
    • H01J2235/165—Shielding arrangements
    • H01J2235/166—Shielding arrangements against electromagnetic radiation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/18—Windows, e.g. for X-ray transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • X-Ray Techniques (AREA)
FR9606228A 1996-05-20 1996-05-20 Enveloppe pour source de rayonnement electromagnetique et procede pour l'elimination du rayonnement electromagnetique extrafocal Expired - Fee Related FR2748848B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9606228A FR2748848B1 (fr) 1996-05-20 1996-05-20 Enveloppe pour source de rayonnement electromagnetique et procede pour l'elimination du rayonnement electromagnetique extrafocal
PCT/FR1997/000880 WO1997044809A1 (fr) 1996-05-20 1997-05-20 Enveloppe pour source de rayonnement electromagnetique et procede pour l'elimination du rayonnement electromagnetique extrafocal
JP09541711A JP2000511335A (ja) 1996-05-20 1997-05-20 電磁放射源用のケーシングおよび焦点外電磁放射をなくす方法
EP97925103A EP0900450A1 (fr) 1996-05-20 1997-05-20 Enveloppe pour source de rayonnement electromagnetique et procede pour l'elimination du rayonnement electromagnetique extrafocal
DE19781787T DE19781787T1 (de) 1996-05-20 1997-05-20 Gehäuse für eine elektromagnetische Strahlungsquelle und Verfahren zum Beseitigen von außerfokaler elektromagnetischer Strahlung
US09/194,501 US6185279B1 (en) 1996-05-20 1998-11-19 Casing for electromagnetic radiation source and method for eliminating extrafocal electromagnetic radiation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9606228A FR2748848B1 (fr) 1996-05-20 1996-05-20 Enveloppe pour source de rayonnement electromagnetique et procede pour l'elimination du rayonnement electromagnetique extrafocal

Publications (2)

Publication Number Publication Date
FR2748848A1 FR2748848A1 (fr) 1997-11-21
FR2748848B1 true FR2748848B1 (fr) 2003-03-07

Family

ID=9492275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9606228A Expired - Fee Related FR2748848B1 (fr) 1996-05-20 1996-05-20 Enveloppe pour source de rayonnement electromagnetique et procede pour l'elimination du rayonnement electromagnetique extrafocal

Country Status (6)

Country Link
US (1) US6185279B1 (fr)
EP (1) EP0900450A1 (fr)
JP (1) JP2000511335A (fr)
DE (1) DE19781787T1 (fr)
FR (1) FR2748848B1 (fr)
WO (1) WO1997044809A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6320936B1 (en) * 1999-11-26 2001-11-20 Parker Medical, Inc. X-ray tube assembly with beam limiting device for reducing off-focus radiation
FR2809278B1 (fr) 2000-05-19 2002-07-19 Ge Med Sys Global Tech Co Llc Dispositif d'emission de rayons x et procede de montage
FR2809277B1 (fr) 2000-05-19 2002-08-23 Ge Med Sys Global Tech Co Llc Dispositif d'emission de rayons x et procede de montage
FR2814666A1 (fr) 2000-07-07 2002-04-05 Ge Med Sys Global Tech Co Llc Procede et appareil d'examen d'un sein par injection d'un produit de contraste
FR2823433B1 (fr) 2002-05-07 2004-10-01 Ge Med Sys Global Tech Co Llc Procede et appareil d'examen d'un sein par injection d'un produit de contraste
US7042981B2 (en) * 2002-10-11 2006-05-09 General Electric Co. X-ray tube window and surrounding enclosure cooling apparatuses
US20070055147A1 (en) * 2005-09-06 2007-03-08 Honeywell International Inc. Medical devices incorporating radio-opaque and biocompatible coatings
JP5225881B2 (ja) * 2008-02-08 2013-07-03 バリアン・メディカル・システムズ・インコーポレイテッド Ｘ線管およびｘ線管冷却システム
DE102017002210A1 (de) * 2017-03-08 2018-09-13 Heuft Systemtechnik Gmbh Kühlvorrichtung für Röntgengeneratoren

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB438147A (en) * 1934-05-22 1935-11-12 Thomas Edward Allibone Improvements in and relating to high voltage electrical discharge tubes
US4166231A (en) * 1977-10-07 1979-08-28 The Machlett Laboratories, Inc. Transverse beam x-ray tube
FR2498375A1 (fr) * 1981-01-16 1982-07-23 Thomson Csf Limiteur universel de rayonnement secondaire dans un tube radiogene et tube radiogene comportant un tel limiteur
US4541107A (en) * 1984-06-04 1985-09-10 John K. Grady Moving X-ray mask with spiral window
US4737647A (en) * 1986-03-31 1988-04-12 Siemens Medical Laboratories, Inc. Target assembly for an electron linear accelerator
FR2601544A1 (fr) * 1986-07-08 1988-01-15 Thomson Csf Diaphragme pour faisceau de radiations electromagnetiques et son utilisation dans un dispositif de collimation de ce faisceau

Also Published As

Publication number Publication date
WO1997044809A1 (fr) 1997-11-27
DE19781787T1 (de) 1999-06-17
FR2748848A1 (fr) 1997-11-21
US6185279B1 (en) 2001-02-06
EP0900450A1 (fr) 1999-03-10
JP2000511335A (ja) 2000-08-29

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060131