JP2022547410A - 従来の装置を用いたマルチスペクトルｘ線画像 - Google Patents

従来の装置を用いたマルチスペクトルｘ線画像 Download PDF

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Publication number
JP2022547410A
JP2022547410A JP2022511068A JP2022511068A JP2022547410A JP 2022547410 A JP2022547410 A JP 2022547410A JP 2022511068 A JP2022511068 A JP 2022511068A JP 2022511068 A JP2022511068 A JP 2022511068A JP 2022547410 A JP2022547410 A JP 2022547410A
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Prior art keywords
ray
ray source
anode
detector
spectral
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JP2022511068A
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Japanese (ja)
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JP2022547410A5 (https=
Inventor
アンドレ ゴーセン
ミヒャエル フラス
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Koninklijke Philips NV
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Koninklijke Philips NV
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Publication of JP2022547410A publication Critical patent/JP2022547410A/ja
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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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • 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
    • A61B6/04—Positioning of patients; Tiltable beds or the like
    • A61B6/0487—Motor-assisted positioning
    • 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
    • A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
    • 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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4452—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being able to move relative to each other
    • 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
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • A61B6/5264—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise due to motion

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Veterinary Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2022511068A 2019-08-27 2020-08-21 従来の装置を用いたマルチスペクトルｘ線画像 Pending JP2022547410A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19193702.8A EP3785636A1 (en) 2019-08-27 2019-08-27 Multi-spectral x-ray imaging using conventional equipment
EP19193702.8 2019-08-27
PCT/EP2020/073540 WO2021037749A1 (en) 2019-08-27 2020-08-21 Multi-spectral x-ray imaging using conventional equipment

Publications (2)

Publication Number Publication Date
JP2022547410A true JP2022547410A (ja) 2022-11-14
JP2022547410A5 JP2022547410A5 (https=) 2024-09-19

Family

ID=67770402

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022511068A Pending JP2022547410A (ja) 2019-08-27 2020-08-21 従来の装置を用いたマルチスペクトルｘ線画像

Country Status (5)

Country Link
US (1) US12016711B2 (https=)
EP (2) EP3785636A1 (https=)
JP (1) JP2022547410A (https=)
CN (1) CN114340502B (https=)
WO (1) WO2021037749A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3785636A1 (en) * 2019-08-27 2021-03-03 Koninklijke Philips N.V. Multi-spectral x-ray imaging using conventional equipment
KR20250086111A (ko) * 2023-12-06 2025-06-13 주식회사 고영테크놀러지 복수의 전자총을 포함하는 x선관 및 이를 포함하는 시스템

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004049924A (ja) * 2002-07-23 2004-02-19 Ge Medical Systems Global Technology Co Llc コンピュータ断層撮影走査を実行するための方法及び装置
JP2005080750A (ja) * 2003-09-05 2005-03-31 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置およびｘ線管
JP2012130687A (ja) * 2010-12-22 2012-07-12 General Electric Co <Ge> Ｘ線管用の陽極ターゲット、及びｘ線管を制御する方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE470948T1 (de) * 2003-07-30 2010-06-15 Koninkl Philips Electronics Nv Röntgenröhre mit geformter anode
JP2008023241A (ja) 2006-07-25 2008-02-07 Morita Mfg Co Ltd デジタルｘ線撮影装置及び方法
US7480365B1 (en) * 2007-08-06 2009-01-20 Carestream Health, Inc. Dose reduced digital medical image simulations
JP2012024339A (ja) 2010-07-23 2012-02-09 Fujifilm Corp 放射線画像撮影システム及びコリメータユニット
JP5951624B2 (ja) * 2010-11-08 2016-07-13 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Ｘ線光源のｘ線放出収率における変化の判断
US8983161B2 (en) * 2011-11-09 2015-03-17 Varian Medical Systems International Ag Automatic correction method of couch-bending in sequence CBCT reconstruction
US9538979B2 (en) * 2013-09-05 2017-01-10 Koninklijke Phiips N.V. X-ray detection
US9683948B2 (en) * 2013-11-01 2017-06-20 General Electric Company Systems and methods for iterative multi-material correction of image data
CN104323787B (zh) * 2014-10-23 2017-01-18 中国科学院深圳先进技术研究院 X射线断层扫描方法和系统
CN105939667B (zh) * 2014-12-05 2017-12-12 皇家飞利浦有限公司 用于生成谱计算机断层摄影投影数据的系统
US9530196B2 (en) * 2015-04-27 2016-12-27 Varian Medical Systems, Inc. Reducing heel effect in dual energy x-ray images
DE102015217421B4 (de) * 2015-09-11 2023-05-17 Siemens Healthcare Gmbh Spektrale Filterung von Röntgenstrahlung für energieselektive Röntgenbildgebung
US10497153B2 (en) * 2018-02-08 2019-12-03 FMI Medical Systems Co., Ltd. Heel effect correction in computed tomography
EP3785636A1 (en) * 2019-08-27 2021-03-03 Koninklijke Philips N.V. Multi-spectral x-ray imaging using conventional equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004049924A (ja) * 2002-07-23 2004-02-19 Ge Medical Systems Global Technology Co Llc コンピュータ断層撮影走査を実行するための方法及び装置
JP2005080750A (ja) * 2003-09-05 2005-03-31 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置およびｘ線管
JP2012130687A (ja) * 2010-12-22 2012-07-12 General Electric Co <Ge> Ｘ線管用の陽極ターゲット、及びｘ線管を制御する方法

Also Published As

Publication number Publication date
EP4021305A1 (en) 2022-07-06
WO2021037749A1 (en) 2021-03-04
CN114340502B (zh) 2026-03-27
US20220273252A1 (en) 2022-09-01
EP4021305B1 (en) 2024-02-28
EP3785636A1 (en) 2021-03-03
CN114340502A (zh) 2022-04-12
US12016711B2 (en) 2024-06-25

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