JP2013068435A - コリメータ、コリメータの製造方法、およびｘ線ｃｔ装置 - Google Patents

コリメータ、コリメータの製造方法、およびｘ線ｃｔ装置 Download PDF

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Publication number
JP2013068435A
JP2013068435A JP2011205392A JP2011205392A JP2013068435A JP 2013068435 A JP2013068435 A JP 2013068435A JP 2011205392 A JP2011205392 A JP 2011205392A JP 2011205392 A JP2011205392 A JP 2011205392A JP 2013068435 A JP2013068435 A JP 2013068435A
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Japan
Prior art keywords
plate
slits
collimator
slit forming
forming member
Prior art date
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Pending
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JP2011205392A
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English (en)
Japanese (ja)
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JP2013068435A5 (https=
Inventor
Kazuhiko Mori
和彦 森
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.)
Toshiba Corp
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Toshiba Corp
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.)
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Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Priority to JP2011205392A priority Critical patent/JP2013068435A/ja
Priority to US13/607,385 priority patent/US9066675B2/en
Priority to EP12184645.5A priority patent/EP2572642B1/en
Publication of JP2013068435A publication Critical patent/JP2013068435A/ja
Publication of JP2013068435A5 publication Critical patent/JP2013068435A5/ja
Pending legal-status Critical Current

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    • 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
    • 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]
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—HANDLING OF 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2011205392A 2011-09-20 2011-09-20 コリメータ、コリメータの製造方法、およびｘ線ｃｔ装置 Pending JP2013068435A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2011205392A JP2013068435A (ja) 2011-09-20 2011-09-20 コリメータ、コリメータの製造方法、およびｘ線ｃｔ装置
US13/607,385 US9066675B2 (en) 2011-09-20 2012-09-07 Collimator, manufacturing method of collimator, and X-ray CT device
EP12184645.5A EP2572642B1 (en) 2011-09-20 2012-09-17 Collimator, manufacturing method of collimator, and X-ray CT device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011205392A JP2013068435A (ja) 2011-09-20 2011-09-20 コリメータ、コリメータの製造方法、およびｘ線ｃｔ装置

Publications (2)

Publication Number Publication Date
JP2013068435A true JP2013068435A (ja) 2013-04-18
JP2013068435A5 JP2013068435A5 (https=) 2014-11-06

Family

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JP2011205392A Pending JP2013068435A (ja) 2011-09-20 2011-09-20 コリメータ、コリメータの製造方法、およびｘ線ｃｔ装置

Country Status (3)

Country Link
US (1) US9066675B2 (https=)
EP (1) EP2572642B1 (https=)
JP (1) JP2013068435A (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103876767B (zh) * 2013-12-19 2017-04-12 沈阳东软医疗系统有限公司 一种ct机及其x射线准直器
JP6253512B2 (ja) * 2014-05-26 2017-12-27 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 放射線検出装置及び放射線断層撮影装置
US10401507B2 (en) * 2016-03-24 2019-09-03 Kabushiki Kaisha Toshiba Collimator, radiation detector, and radiation examination apparatus
CN111700635B (zh) * 2020-06-28 2024-06-21 上海联影医疗科技股份有限公司 一种限束装置以及用于限束装置的安装结构

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010214025A (ja) * 2009-03-19 2010-09-30 Ge Medical Systems Global Technology Co Llc コリメータユニット、放射線検出装置および放射線診断装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03120500A (ja) * 1989-10-04 1991-05-22 Toshiba Corp 多孔コリメータ及びその製造方法
JP2918901B2 (ja) 1989-03-28 1999-07-12 株式会社東芝 多孔コリメータ及びその製造方法
JP2948264B2 (ja) 1990-04-20 1999-09-13 株式会社東芝 Ｘ線ｃｔ装置用検出器およびその製造方法
US5799057A (en) 1996-12-26 1998-08-25 General Electric Company Collimator and detector for computed tomography systems
JP4149110B2 (ja) * 1999-03-19 2008-09-10 富士フイルム株式会社 散乱線除去グリッド
US6687334B2 (en) 2002-05-31 2004-02-03 General Electric Company X-ray collimator and method of construction
DE102005044650B4 (de) * 2005-09-19 2008-07-10 Siemens Ag Streustahlenraster mit einer zellenartigen Struktur von Strahlungskanälen und Verfahren zur Herstellung eines solchen Streustrahlenrasters
JP4718949B2 (ja) * 2005-09-22 2011-07-06 株式会社東芝 Ｘ線ｃｔ装置及びｘ線ｃｔ装置製造方法
JP4794616B2 (ja) 2008-11-28 2011-10-19 日本ピラー工業株式会社 導波管・ストリップ線路変換器
JP5434426B2 (ja) 2009-09-18 2014-03-05 株式会社島津製作所 核医学診断装置およびそれに設けられるコリメータの製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010214025A (ja) * 2009-03-19 2010-09-30 Ge Medical Systems Global Technology Co Llc コリメータユニット、放射線検出装置および放射線診断装置

Also Published As

Publication number Publication date
EP2572642B1 (en) 2013-12-25
US9066675B2 (en) 2015-06-30
EP2572642A1 (en) 2013-03-27
US20130070892A1 (en) 2013-03-21

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