EP1614135A4 - Miniature x-ray tube with micro cathode - Google Patents

Miniature x-ray tube with micro cathode

Info

Publication number
EP1614135A4
EP1614135A4 EP04758417A EP04758417A EP1614135A4 EP 1614135 A4 EP1614135 A4 EP 1614135A4 EP 04758417 A EP04758417 A EP 04758417A EP 04758417 A EP04758417 A EP 04758417A EP 1614135 A4 EP1614135 A4 EP 1614135A4
Authority
EP
European Patent Office
Prior art keywords
miniature
ray tube
micro cathode
cathode
micro
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Withdrawn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
EP04758417A
Other languages
German (de)
French (fr)
Other versions
EP1614135A2 (en
Inventor
Paul A Lovoi
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.)
Xoft Microtube Inc
Original Assignee
Xoft Microtube 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
Priority claimed from US10/397,490 external-priority patent/US7861556B2/en
Application filed by Xoft Microtube Inc filed Critical Xoft Microtube Inc
Publication of EP1614135A2 publication Critical patent/EP1614135A2/en
Publication of EP1614135A4 publication Critical patent/EP1614135A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/02—Constructional details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/32—Tubes wherein the X-rays are produced at or near the end of the tube or a part thereof which tube or part has a small cross-section to facilitate introduction into a small hole or cavity
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4298—Coupling light guides with opto-electronic elements coupling with non-coherent light sources and/or radiation detectors, e.g. lamps, incandescent bulbs, scintillation chambers
EP04758417A 2003-03-26 2004-03-26 Miniature x-ray tube with micro cathode Withdrawn EP1614135A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/397,490 US7861556B2 (en) 2003-02-28 2003-03-26 Method and apparatus for impulsively spinning optical fiber
PCT/US2004/009346 WO2004088701A2 (en) 2003-03-26 2004-03-26 Miniature x-ray tube with micro cathode

Publications (2)

Publication Number Publication Date
EP1614135A2 EP1614135A2 (en) 2006-01-11
EP1614135A4 true EP1614135A4 (en) 2010-04-28

Family

ID=33130406

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04758417A Withdrawn EP1614135A4 (en) 2003-03-26 2004-03-26 Miniature x-ray tube with micro cathode

Country Status (4)

Country Link
EP (1) EP1614135A4 (en)
JP (1) JP2007524959A (en)
KR (1) KR20060002871A (en)
WO (1) WO2004088701A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101875847B1 (en) * 2016-12-07 2018-07-06 주식회사 디알텍 Radiation imaging apparatus and radiation imaging method using the same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5955828A (en) * 1996-10-16 1999-09-21 University Of Utah Research Foundation Thermionic optical emission device
US6134300A (en) * 1998-11-05 2000-10-17 The Regents Of The University Of California Miniature x-ray source
US6319188B1 (en) * 1999-04-26 2001-11-20 Xoft Microtube, Inc. Vascular X-ray probe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02257540A (en) * 1989-03-30 1990-10-18 Canon Inc Source of hot electron beam and its manufacture
US5090043A (en) * 1990-11-21 1992-02-18 Parker Micro-Tubes, Inc. X-ray micro-tube and method of use in radiation oncology
DE4405768A1 (en) * 1994-02-23 1995-08-24 Till Keesmann Field emission cathode device and method for its manufacture
JPH08241795A (en) * 1995-03-03 1996-09-17 Hitachi Medical Corp Therapeutic small-sized x-ray source
SE9902118D0 (en) * 1999-06-04 1999-06-04 Radi Medical Systems Miniature X-ray source
US6661875B2 (en) * 2002-05-09 2003-12-09 Spire Corporation Catheter tip x-ray source

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5955828A (en) * 1996-10-16 1999-09-21 University Of Utah Research Foundation Thermionic optical emission device
US6134300A (en) * 1998-11-05 2000-10-17 The Regents Of The University Of California Miniature x-ray source
US6319188B1 (en) * 1999-04-26 2001-11-20 Xoft Microtube, Inc. Vascular X-ray probe

Also Published As

Publication number Publication date
KR20060002871A (en) 2006-01-09
EP1614135A2 (en) 2006-01-11
WO2004088701A3 (en) 2005-04-14
JP2007524959A (en) 2007-08-30
WO2004088701A2 (en) 2004-10-14

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20051021

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20100326

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Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20100615