CN102473574B - 具有独立的x和z动态焦斑偏转的X射线管 - Google Patents

具有独立的x和z动态焦斑偏转的X射线管 Download PDF

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Publication number
CN102473574B
CN102473574B CN201080035507.0A CN201080035507A CN102473574B CN 102473574 B CN102473574 B CN 102473574B CN 201080035507 A CN201080035507 A CN 201080035507A CN 102473574 B CN102473574 B CN 102473574B
Authority
CN
China
Prior art keywords
ray tube
deflection
ray
focal spot
deflection means
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.)
Ceased
Application number
CN201080035507.0A
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English (en)
Chinese (zh)
Other versions
CN102473574A (zh
Inventor
A·考茨
S·佩尔诺
G·布鲁克斯
G·阿瓦德
J·A·比昂
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42931823&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN102473574(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN102473574A publication Critical patent/CN102473574A/zh
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/26—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by rotation of the anode or anticathode
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
    • H01J35/153—Spot position control
    • 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]

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • X-Ray Techniques (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
CN201080035507.0A 2009-08-13 2010-07-29 具有独立的x和z动态焦斑偏转的X射线管 Ceased CN102473574B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23350509P 2009-08-13 2009-08-13
US61/233,505 2009-08-13
PCT/IB2010/053444 WO2011018729A1 (en) 2009-08-13 2010-07-29 X-ray tube with independent x- and z- dynamic focal spot deflection

Publications (2)

Publication Number Publication Date
CN102473574A CN102473574A (zh) 2012-05-23
CN102473574B true CN102473574B (zh) 2017-12-29

Family

ID=42931823

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201080035507.0A Ceased CN102473574B (zh) 2009-08-13 2010-07-29 具有独立的x和z动态焦斑偏转的X射线管

Country Status (6)

Country Link
US (1) US20120128122A1 (enExample)
EP (1) EP2465131B1 (enExample)
JP (1) JP5675808B2 (enExample)
CN (1) CN102473574B (enExample)
BR (1) BR112012002965A2 (enExample)
WO (1) WO2011018729A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6104526B2 (ja) 2011-06-28 2017-03-29 東芝メディカルシステムズ株式会社 Ｘ線管球及びｘ線ｃｔ装置
JP5963217B2 (ja) 2012-06-20 2016-08-03 株式会社日立製作所 Ｘ線ｃｔ装置
WO2014057400A1 (en) * 2012-10-12 2014-04-17 Koninklijke Philips N.V. Radiographic imaging apparatus and method
US20140161233A1 (en) * 2012-12-06 2014-06-12 Bruker Axs Gmbh X-ray apparatus with deflectable electron beam
WO2014115625A1 (ja) 2013-01-28 2014-07-31 株式会社日立メディコ Ｘ線ｃｔ装置及び画像再構成方法
US9709512B2 (en) * 2013-08-29 2017-07-18 University Of Utah Research Foundation Multilevel computed tomography for radially-shifted focal spots
CN106488744B (zh) * 2014-07-28 2019-09-24 株式会社日立制作所 X射线拍摄装置以及图像重建方法
DE102015015738B4 (de) * 2014-12-16 2024-05-02 Canon Electron Tubes & Devices Co., Ltd. Röntgenstrahlröhrenanordnung
US11380510B2 (en) 2016-05-16 2022-07-05 Nano-X Imaging Ltd. X-ray tube and a controller thereof
WO2018214027A1 (en) * 2017-05-23 2018-11-29 Shanghai United Imaging Healthcare Co., Ltd. Systems and methods for x-ray imaging
CN113223911A (zh) * 2021-04-15 2021-08-06 上海工物高技术产业发展有限公司 一种双能球管

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5812632A (en) * 1996-09-27 1998-09-22 Siemens Aktiengesellschaft X-ray tube with variable focus
US6292538B1 (en) * 1999-02-01 2001-09-18 Siemens Aktiengesellschaft X-ray tube with flying focus

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4718076A (en) * 1983-04-22 1988-01-05 Kabushiki Kaisha Toshiba X-ray imaging apparatus
DE3401749A1 (de) * 1984-01-19 1985-08-01 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung mit einer roentgenroehre
US4688241A (en) * 1984-03-26 1987-08-18 Ridge, Inc. Microfocus X-ray system
JPS61153934A (ja) * 1984-12-27 1986-07-12 Toshiba Corp 焦点位置可変形ｘ線管
US4993055A (en) * 1988-11-23 1991-02-12 Imatron, Inc. Rotating X-ray tube with external bearings
JP3030069B2 (ja) * 1990-09-13 2000-04-10 イメイトロン インコーポレーテッド Ｘ線管
DE19953613A1 (de) * 1999-11-08 2001-05-17 Siemens Ag CT-Gerät sowie Verfahren zum Betrieb eines CT-Geräts
US20030095632A1 (en) * 2001-11-20 2003-05-22 Philips Medical Systems (Cleveland), Inc. X-ray tube cathode cup structure for focal spot deflection
EP2271189B1 (en) * 2003-01-06 2012-03-14 Koninklijke Philips Electronics N.V. High speed modulation of switched-focus X-ray tube
US6968039B2 (en) * 2003-08-04 2005-11-22 Ge Medical Systems Global Technology Co., Llc Focal spot position adjustment system for an imaging tube
CN103177919B (zh) * 2006-10-13 2016-12-28 皇家飞利浦电子股份有限公司 电子光学设备、x射线发射装置及产生电子束的方法
JP5426089B2 (ja) * 2007-12-25 2014-02-26 株式会社東芝 Ｘ線管及びｘ線ｃｔ装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5812632A (en) * 1996-09-27 1998-09-22 Siemens Aktiengesellschaft X-ray tube with variable focus
US6292538B1 (en) * 1999-02-01 2001-09-18 Siemens Aktiengesellschaft X-ray tube with flying focus

Also Published As

Publication number Publication date
EP2465131A1 (en) 2012-06-20
WO2011018729A1 (en) 2011-02-17
EP2465131B1 (en) 2017-06-07
JP2013502033A (ja) 2013-01-17
US20120128122A1 (en) 2012-05-24
BR112012002965A2 (pt) 2019-09-24
CN102473574A (zh) 2012-05-23
JP5675808B2 (ja) 2015-02-25

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GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: Eindhoven, Netherlands

Patentee after: KONINKLIJKE PHILIPS N.V.

Address before: Eindhoven, Netherlands

Patentee before: KONINKLIJKE PHILIPS ELECTRONICS N.V.

CP01 Change in the name or title of a patent holder
IW01 Full invalidation of patent right

Decision date of declaring invalidation: 20220530

Decision number of declaring invalidation: 55315

Granted publication date: 20171229

IW01 Full invalidation of patent right