CN112770810A - 肿瘤定位方法、装置及放射治疗系统 - Google Patents

肿瘤定位方法、装置及放射治疗系统 Download PDF

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CN112770810A
CN112770810A CN201980056202.9A CN201980056202A CN112770810A CN 112770810 A CN112770810 A CN 112770810A CN 201980056202 A CN201980056202 A CN 201980056202A CN 112770810 A CN112770810 A CN 112770810A
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CN112770810B (zh
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李久良
王中亚
闫浩
罗春
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Our United Corp
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/1048—Monitoring, verifying, controlling systems and methods
    • A61N5/1049—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/1077—Beam delivery systems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/30—Determination of transform parameters for the alignment of images, i.e. image registration
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G06T7/74—Determining position or orientation of objects or cameras using feature-based methods involving reference images or patches
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/1048—Monitoring, verifying, controlling systems and methods
    • A61N5/1049—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
    • A61N2005/1061—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam using an x-ray imaging system having a separate imaging source
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30096—Tumor; Lesion

Abstract

一种肿瘤定位方法、装置及放射治疗系统。该方法可以在将肿瘤的投影图像与第一基准图像进行图像配准得到第一偏移量后，根据该第一偏移量生成第二基准图像。且可以在第二偏移量满足虚拟重采条件时，根据第二偏移量更新第二基准图像，并再次执行图像配准，直至第二偏移量不满足虚拟重采条件，再输出累积偏移量。由于更新第二基准图像和执行图像配准的执行主体均为图像引导系统，因此该方法可以在无需反复移动患者支撑装置，且无需反复采集投影图像的前提下，实现对肿瘤的精确定位。该肿瘤定位方法的灵活性和效率均较高，且该肿瘤定位方法也可以延长患者支撑装置和影像采集组件等昂贵器件的使用寿命。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN201980056202.9A 2019-07-18 2019-07-18 肿瘤定位方法、装置及放射治疗系统 Active CN112770810B (zh)

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PCT/CN2019/096523 WO2021007849A1 (zh) 2019-07-18 2019-07-18 肿瘤定位方法、装置及放射治疗系统

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Citations (9)

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EP1759733A2 (en) * 2005-08-31 2007-03-07 Hitachi, Ltd. Positioning system and method for radiation therapy
JP2009189461A (ja) * 2008-02-13 2009-08-27 Mitsubishi Electric Corp 患者位置決め装置及びその方法
JP2009201556A (ja) * 2008-02-26 2009-09-10 Hitachi Ltd ベッド位置決め装置、ベッド位置決めシステムおよび放射線治療装置
CN101843954A (zh) * 2009-03-27 2010-09-29 三菱电机株式会社 患者定位系统
JP2016150082A (ja) * 2015-02-17 2016-08-22 三菱電機株式会社 粒子線治療システム
CN108273199A (zh) * 2018-01-19 2018-07-13 深圳市奥沃医学新技术发展有限公司 一种位置检测方法、装置及放射治疗系统
CN108635681A (zh) * 2018-03-21 2018-10-12 西安大医数码科技有限公司 一种摆位方法、装置、上位机及放射治疗系统
CN109663221A (zh) * 2017-10-13 2019-04-23 苏州雷泰医疗科技有限公司 一种人工智能的摆位方法和装置及加速器治疗装置

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* Cited by examiner, † Cited by third party
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US7672705B2 (en) * 2004-07-19 2010-03-02 Resonant Medical, Inc. Weighted surface-to-surface mapping
US7949089B2 (en) * 2008-04-10 2011-05-24 Arineta Ltd. Apparatus and method for tracking feature's position in human body
JP6611660B2 (ja) * 2016-04-13 2019-11-27 富士フイルム株式会社 画像位置合わせ装置および方法並びにプログラム
US11132798B2 (en) * 2017-07-28 2021-09-28 Our United Corporation Tumor tracking method and device, and storage medium
WO2019140637A1 (zh) * 2018-01-19 2019-07-25 深圳市奥沃医学新技术发展有限公司 摆位方法、装置及放射治疗系统

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060203958A1 (en) * 2003-03-05 2006-09-14 Yoshihiko Nagamine Patient positioning device and patient positioning method
EP1759733A2 (en) * 2005-08-31 2007-03-07 Hitachi, Ltd. Positioning system and method for radiation therapy
JP2009189461A (ja) * 2008-02-13 2009-08-27 Mitsubishi Electric Corp 患者位置決め装置及びその方法
JP2009201556A (ja) * 2008-02-26 2009-09-10 Hitachi Ltd ベッド位置決め装置、ベッド位置決めシステムおよび放射線治療装置
CN101843954A (zh) * 2009-03-27 2010-09-29 三菱电机株式会社 患者定位系统
JP2016150082A (ja) * 2015-02-17 2016-08-22 三菱電機株式会社 粒子線治療システム
CN109663221A (zh) * 2017-10-13 2019-04-23 苏州雷泰医疗科技有限公司 一种人工智能的摆位方法和装置及加速器治疗装置
CN108273199A (zh) * 2018-01-19 2018-07-13 深圳市奥沃医学新技术发展有限公司 一种位置检测方法、装置及放射治疗系统
CN108635681A (zh) * 2018-03-21 2018-10-12 西安大医数码科技有限公司 一种摆位方法、装置、上位机及放射治疗系统

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CN112770810B (zh) 2023-08-29
WO2021007849A1 (zh) 2021-01-21
US20220262030A1 (en) 2022-08-18

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