ATE525740T1 - Emitterdesign das einen notbetriebsmodus im fall einer emitterbeschädigung erlaubt, zur anwendung in der medizinischen röntgentechnik - Google Patents

Emitterdesign das einen notbetriebsmodus im fall einer emitterbeschädigung erlaubt, zur anwendung in der medizinischen röntgentechnik

Info

Publication number
ATE525740T1
ATE525740T1 AT07735734T AT07735734T ATE525740T1 AT E525740 T1 ATE525740 T1 AT E525740T1 AT 07735734 T AT07735734 T AT 07735734T AT 07735734 T AT07735734 T AT 07735734T AT E525740 T1 ATE525740 T1 AT E525740T1
Authority
AT
Austria
Prior art keywords
damage
case
emitter
emmitter
medical
Prior art date
Application number
AT07735734T
Other languages
English (en)
Inventor
Stefan Hauttmann
Jens Peter Kaerst
Original Assignee
Koninkl Philips Electronics 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE525740T1 publication Critical patent/ATE525740T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/064—Details of the emitter, e.g. material or structure
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/34—Anode current, heater current or heater voltage of X-ray tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/06—Cathode assembly
    • H01J2235/068—Multi-cathode assembly

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • X-Ray Techniques (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
AT07735734T 2006-05-11 2007-05-02 Emitterdesign das einen notbetriebsmodus im fall einer emitterbeschädigung erlaubt, zur anwendung in der medizinischen röntgentechnik ATE525740T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06113802 2006-05-11
PCT/IB2007/051634 WO2007132380A2 (en) 2006-05-11 2007-05-02 Emitter design including emergency operation mode in case of emitter-damage for medical x-ray application

Publications (1)

Publication Number Publication Date
ATE525740T1 true ATE525740T1 (de) 2011-10-15

Family

ID=38650039

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07735734T ATE525740T1 (de) 2006-05-11 2007-05-02 Emitterdesign das einen notbetriebsmodus im fall einer emitterbeschädigung erlaubt, zur anwendung in der medizinischen röntgentechnik

Country Status (7)

Country Link
US (1) US7693265B2 (de)
EP (2) EP2341524B1 (de)
JP (1) JP5258753B2 (de)
CN (1) CN101443876B (de)
AT (1) ATE525740T1 (de)
RU (1) RU2008148847A (de)
WO (1) WO2007132380A2 (de)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110121179A1 (en) * 2007-06-01 2011-05-26 Liddiard Steven D X-ray window with beryllium support structure
US7737424B2 (en) * 2007-06-01 2010-06-15 Moxtek, Inc. X-ray window with grid structure
US20100323419A1 (en) * 2007-07-09 2010-12-23 Aten Quentin T Methods and Devices for Charged Molecule Manipulation
EP2190778A4 (de) * 2007-09-28 2014-08-13 Univ Brigham Young Kohlenstoff-nanorohr-baugruppe
US9305735B2 (en) 2007-09-28 2016-04-05 Brigham Young University Reinforced polymer x-ray window
US8498381B2 (en) 2010-10-07 2013-07-30 Moxtek, Inc. Polymer layer on X-ray window
US7924983B2 (en) 2008-06-30 2011-04-12 Varian Medical Systems, Inc. Thermionic emitter designed to control electron beam current profile in two dimensions
DE102008046721B4 (de) * 2008-09-11 2011-04-21 Siemens Aktiengesellschaft Kathode mit einem Parallel-Flachemitter
US8548124B2 (en) 2008-12-08 2013-10-01 Koninklijke Philips N.V. Electron source and cathode cup thereof
DE102009005454B4 (de) * 2009-01-21 2011-02-17 Siemens Aktiengesellschaft Thermionische Emissionsvorrichtung
US8247971B1 (en) 2009-03-19 2012-08-21 Moxtek, Inc. Resistively heated small planar filament
US8175222B2 (en) * 2009-08-27 2012-05-08 Varian Medical Systems, Inc. Electron emitter and method of making same
US7983394B2 (en) * 2009-12-17 2011-07-19 Moxtek, Inc. Multiple wavelength X-ray source
US8385506B2 (en) * 2010-02-02 2013-02-26 General Electric Company X-ray cathode and method of manufacture thereof
US8938050B2 (en) 2010-04-14 2015-01-20 General Electric Company Low bias mA modulation for X-ray tubes
DE102010020151A1 (de) * 2010-05-11 2011-11-17 Siemens Aktiengesellschaft Thermionischer Flachemitter und zugehöriges Verfahren zum Betrieb einer Röntgenröhre
JP5370292B2 (ja) * 2010-07-05 2013-12-18 株式会社島津製作所 Ｘ線管用平板フィラメントおよびｘ線管
DE102010039765B4 (de) 2010-08-25 2015-11-19 Siemens Aktiengesellschaft Kathode
US8995621B2 (en) 2010-09-24 2015-03-31 Moxtek, Inc. Compact X-ray source
US8526574B2 (en) 2010-09-24 2013-09-03 Moxtek, Inc. Capacitor AC power coupling across high DC voltage differential
US8804910B1 (en) 2011-01-24 2014-08-12 Moxtek, Inc. Reduced power consumption X-ray source
US8750458B1 (en) 2011-02-17 2014-06-10 Moxtek, Inc. Cold electron number amplifier
US8929515B2 (en) 2011-02-23 2015-01-06 Moxtek, Inc. Multiple-size support for X-ray window
US8792619B2 (en) 2011-03-30 2014-07-29 Moxtek, Inc. X-ray tube with semiconductor coating
US9076628B2 (en) 2011-05-16 2015-07-07 Brigham Young University Variable radius taper x-ray window support structure
US8989354B2 (en) 2011-05-16 2015-03-24 Brigham Young University Carbon composite support structure
US9174412B2 (en) 2011-05-16 2015-11-03 Brigham Young University High strength carbon fiber composite wafers for microfabrication
US8817950B2 (en) 2011-12-22 2014-08-26 Moxtek, Inc. X-ray tube to power supply connector
US8761344B2 (en) 2011-12-29 2014-06-24 Moxtek, Inc. Small x-ray tube with electron beam control optics
DE102012205715A1 (de) * 2012-04-05 2013-10-10 Siemens Aktiengesellschaft Elektronenemitter für eine Röntgenröhre und Röntgenröhre mit einem solchen Elektronenemitter
DE102012209089A1 (de) * 2012-05-30 2013-12-05 Siemens Aktiengesellschaft Röntgenröhre mit einer Drehanode
JP6003993B2 (ja) * 2012-09-12 2016-10-05 株式会社島津製作所 Ｘ線管装置およびｘ線管装置の使用方法
US9251987B2 (en) 2012-09-14 2016-02-02 General Electric Company Emission surface for an X-ray device
US9202663B2 (en) * 2012-12-05 2015-12-01 Shimadzu Corporation Flat filament for an X-ray tube, and an X-ray tube
US9072154B2 (en) 2012-12-21 2015-06-30 Moxtek, Inc. Grid voltage generation for x-ray tube
US9184020B2 (en) 2013-03-04 2015-11-10 Moxtek, Inc. Tiltable or deflectable anode x-ray tube
US9177755B2 (en) 2013-03-04 2015-11-03 Moxtek, Inc. Multi-target X-ray tube with stationary electron beam position
US9173623B2 (en) 2013-04-19 2015-11-03 Samuel Soonho Lee X-ray tube and receiver inside mouth
JP6236926B2 (ja) * 2013-06-28 2017-11-29 株式会社島津製作所 フィラメントの調整方法およびｘ線管装置
DE112013007238T5 (de) * 2013-07-09 2016-04-28 Shimadzu Corporation Röntgenstrahlröhrenanordnung und Verfahren zum Anpassen einesGlühkörpers
JP6207948B2 (ja) * 2013-09-25 2017-10-04 株式会社日立製作所 Ｘ線透視撮影装置
EP3063780B1 (de) * 2013-10-29 2021-06-02 Varex Imaging Corporation Röntgenröhre mit planarem emitter mit abstimmbarer emission und magnetischer lenkung und fokussierung
JP6264539B2 (ja) * 2013-12-10 2018-01-24 株式会社島津製作所 Ｘ線管装置
EP3427758A1 (de) * 2014-03-21 2019-01-16 Tetra Laval Holdings & Finance S.A. Elektronenstrahlerzeuger und elektronenstrahlsterilisator
US9711320B2 (en) * 2014-04-29 2017-07-18 General Electric Company Emitter devices for use in X-ray tubes
JP6477336B2 (ja) * 2015-07-31 2019-03-06 株式会社島津製作所 陰極の製造方法、陰極およびｘ線管装置
DE102015215690A1 (de) * 2015-08-18 2017-03-09 Siemens Healthcare Gmbh Emitteranordnung
US9953797B2 (en) * 2015-09-28 2018-04-24 General Electric Company Flexible flat emitter for X-ray tubes
DE102016200698B4 (de) * 2016-01-20 2023-11-16 Siemens Healthcare Gmbh Kathode
JP2017168215A (ja) * 2016-03-14 2017-09-21 株式会社島津製作所 エミッタおよびそれを備えるｘ線管装置
JP6744116B2 (ja) * 2016-04-01 2020-08-19 キヤノン電子管デバイス株式会社 エミッター及びｘ線管
US10373792B2 (en) 2016-06-28 2019-08-06 General Electric Company Cathode assembly for use in X-ray generation
DE102016215378B4 (de) * 2016-08-17 2023-05-11 Siemens Healthcare Gmbh Röntgenröhre und ein Röntgenstrahler mit der Röntgenröhre
US10636608B2 (en) * 2017-06-05 2020-04-28 General Electric Company Flat emitters with stress compensation features
DE102019203630B3 (de) * 2019-03-18 2020-04-02 Siemens Healthcare Gmbh Flachemitter
CN111029233B (zh) * 2019-12-25 2022-07-26 上海联影医疗科技股份有限公司 电子发射体、电子发射器、x射线管及医疗成像设备
CN116564776B (zh) * 2023-06-28 2023-09-22 昆山医源医疗技术有限公司 一种x射线管以及ct设备

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB424593A (en) 1933-09-14 1935-02-25 Charles Sykes Improvements in supporting members for thermionic filament cathodes
US2212827A (en) * 1937-12-29 1940-08-27 Fides Gmbh Hot cathode for high power
GB1011398A (en) * 1963-01-22 1965-11-24 M O Valve Co Ltd Improvements in or relating to thermionic cathodes
US3914639A (en) * 1974-04-05 1975-10-21 Anthony J Barraco Heater unit for cathode
JPS5158661U (de) * 1974-10-31 1976-05-08
DE2727907A1 (de) * 1977-06-21 1979-01-18 Siemens Ag Roentgenroehren-gluehkathode
JPS5568056A (en) * 1978-11-17 1980-05-22 Hitachi Ltd X-ray tube
JPS60127699A (ja) * 1983-12-10 1985-07-08 Toshiba Corp Ｘ線管フイラメント加熱装置
JPH043384Y2 (de) * 1984-09-29 1992-02-03
EP0235619B1 (de) * 1986-02-21 1989-08-16 Siemens Aktiengesellschaft Röntgenröhren-Glühkathode
US5343112A (en) * 1989-01-18 1994-08-30 Balzers Aktiengesellschaft Cathode arrangement
EP0550983B1 (de) * 1992-01-06 1996-08-28 Picker International, Inc. Röntgenröhre mit Ferritkern-Glühwendeltransformator
US5272618A (en) * 1992-07-23 1993-12-21 General Electric Company Filament current regulator for an X-ray system
JP3642907B2 (ja) * 1996-12-25 2005-04-27 オリジン電気株式会社 電子管用パルス電源装置
US6259193B1 (en) * 1998-06-08 2001-07-10 General Electric Company Emissive filament and support structure
DE19911081A1 (de) * 1999-03-12 2000-09-21 Siemens Ag Röntgenröhre mit konzentrischem Mehrfoken-Rundstrahlemitter
DE10004987A1 (de) * 2000-02-04 2001-07-19 Siemens Ag Verfahren und Vorrichtung zur Verlängerung der Lebensdauer von thermionischen Emittern
DE10029253C1 (de) * 2000-06-14 2001-10-25 Siemens Ag Direktgeheizter thermionischer Flachemitter
DE10135995C2 (de) * 2001-07-24 2003-10-30 Siemens Ag Direktgeheizter thermionischer Flachemitter
DE10211947A1 (de) * 2002-03-18 2003-10-16 Siemens Ag Thermionischer Emitter mit Mitteln zur Magnetfeldkompensation

Also Published As

Publication number Publication date
EP2341524B1 (de) 2014-07-02
WO2007132380A2 (en) 2007-11-22
CN101443876B (zh) 2011-11-23
EP2341524A3 (de) 2012-08-08
JP5258753B2 (ja) 2013-08-07
US20090103683A1 (en) 2009-04-23
US7693265B2 (en) 2010-04-06
CN101443876A (zh) 2009-05-27
EP2341524A2 (de) 2011-07-06
EP2018650A2 (de) 2009-01-28
JP2009536777A (ja) 2009-10-15
WO2007132380A3 (en) 2008-07-17
RU2008148847A (ru) 2010-06-20
EP2018650B1 (de) 2011-09-21

Similar Documents

Publication Publication Date Title
ATE525740T1 (de) Emitterdesign das einen notbetriebsmodus im fall einer emitterbeschädigung erlaubt, zur anwendung in der medizinischen röntgentechnik
EP2386789A3 (de) Glühlampe
JP2019528897A5 (de)
EP1750309A3 (de) Licht-emittierende Vorrichtung mit Schutzelement
GB2479107A (en) X-ray tube electron sources and control systems
WO2017075439A3 (en) Handheld mobile light source
WO2008047269A3 (en) Emitter for x-ray tubes and heating method therefore
EP3163626A3 (de) Organische lichtemittierende anzeigevorrichtung
WO2010107600A3 (en) Resistively heated small planar filament
EP2669965A3 (de) Lichtemittierendes Halbleiterbauelement
WO2008041151A3 (en) Light element array with controllable current sources and method of operation
EP3168856A3 (de) Röntgenquellen mit linearer akkumulation
WO2012071138A3 (en) Attachment devices and methods for light emitting devices
WO2011094122A3 (en) Lighting device with multi-chip light emitters, solid state light emitter support members and lighting elements
DE502008001209D1 (de) Operationsleuchte
TW200943587A (en) LED with a current spreading layer
EP2642174A3 (de) Leuchte und Herstellungsverfahren dafür
AR060363A1 (es) Control automatico de ganancia
EP2590021A3 (de) Bildprojektionsvorrichtung mit Lichtquelle und Einheit zur Stromversorgung und Kühlung
WO2009019791A1 (ja) Ｘ線管装置
EP2750206A3 (de) Lichtemittierendes Element
WO2012119009A3 (en) Electron beam source system and method
EP1892740A4 (de) Diamantenelektronen-emissionskathode, elektronenemissionsquelle, elektronenmikroskop und elektronenstrahlbelichtungsvorrichtung
ATE531066T1 (de) Elektronenemitter sowie elektronenstrahlvorrichtung und bildanzeigevorrichtung mit diesem emitter
WO2009008254A1 (ja) 電子源

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties