GB2530790B - Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus - Google Patents

Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus

Info

Publication number
GB2530790B
GB2530790B GB1417468.4A GB201417468A GB2530790B GB 2530790 B GB2530790 B GB 2530790B GB 201417468 A GB201417468 A GB 201417468A GB 2530790 B GB2530790 B GB 2530790B
Authority
GB
United Kingdom
Prior art keywords
calibrating
monitoring system
treatment apparatus
patient monitoring
radiotherapy treatment
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.)
Active
Application number
GB1417468.4A
Other languages
English (en)
Other versions
GB201417468D0 (en
GB2530790A (en
Inventor
William Mead Edward
Daniel Meir Ivan
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.)
Vision RT Ltd
Original Assignee
Vision RT Ltd
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
Application filed by Vision RT Ltd filed Critical Vision RT Ltd
Priority to GB1417468.4A priority Critical patent/GB2530790B/en
Publication of GB201417468D0 publication Critical patent/GB201417468D0/en
Priority to PCT/GB2015/052819 priority patent/WO2016051153A2/en
Priority to JP2017518119A priority patent/JP6473501B2/ja
Priority to US15/516,628 priority patent/US10861193B2/en
Priority to CN201580053861.9A priority patent/CN106999727B/zh
Priority to EP15781999.6A priority patent/EP3200876B1/en
Publication of GB2530790A publication Critical patent/GB2530790A/en
Application granted granted Critical
Publication of GB2530790B publication Critical patent/GB2530790B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • A61N5/1048—Monitoring, verifying, controlling systems and methods
    • A61N5/1075—Monitoring, verifying, controlling systems and methods for testing, calibrating, or quality assurance of the radiation treatment apparatus
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G06T17/20—Finite element generation, e.g. wire-frame surface description, tesselation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/80—Geometric correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/80—Analysis of captured images to determine intrinsic or extrinsic camera parameters, i.e. camera calibration
    • G06T7/85—Stereo camera calibration
    • 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
    • A61N2005/1059—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam using cameras imaging the patient
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2200/00—Indexing scheme for image data processing or generation, in general
    • G06T2200/04—Indexing scheme for image data processing or generation, in general involving 3D image data
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2200/00—Indexing scheme for image data processing or generation, in general
    • G06T2200/08—Indexing scheme for image data processing or generation, in general involving all processing steps from image acquisition to 3D model generation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10028—Range image; Depth image; 3D point clouds
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06T2207/30196—Human being; Person
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/20—Image signal generators
    • H04N13/204—Image signal generators using stereoscopic image cameras
    • H04N13/243—Image signal generators using stereoscopic image cameras using three or more two-dimensional [2D] image sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • Software Systems (AREA)
  • Radiation-Therapy Devices (AREA)
  • Image Processing (AREA)
GB1417468.4A 2014-10-02 2014-10-02 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus Active GB2530790B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1417468.4A GB2530790B (en) 2014-10-02 2014-10-02 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus
CN201580053861.9A CN106999727B (zh) 2014-10-02 2015-09-29 标定用于放射治疗设备的患者监测系统的方法
JP2017518119A JP6473501B2 (ja) 2014-10-02 2015-09-29 放射線治療装置と共に使用するための患者モニタリングシステムの較正方法
US15/516,628 US10861193B2 (en) 2014-10-02 2015-09-29 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus
PCT/GB2015/052819 WO2016051153A2 (en) 2014-10-02 2015-09-29 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus
EP15781999.6A EP3200876B1 (en) 2014-10-02 2015-09-29 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1417468.4A GB2530790B (en) 2014-10-02 2014-10-02 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus

Publications (3)

Publication Number Publication Date
GB201417468D0 GB201417468D0 (en) 2014-11-19
GB2530790A GB2530790A (en) 2016-04-06
GB2530790B true GB2530790B (en) 2016-10-19

Family

ID=51946767

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1417468.4A Active GB2530790B (en) 2014-10-02 2014-10-02 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus

Country Status (6)

Country Link
US (1) US10861193B2 (enExample)
EP (1) EP3200876B1 (enExample)
JP (1) JP6473501B2 (enExample)
CN (1) CN106999727B (enExample)
GB (1) GB2530790B (enExample)
WO (1) WO2016051153A2 (enExample)

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US20160038252A1 (en) * 2011-02-17 2016-02-11 The Trustees Of Dartmouth College Systems And Methods for Guiding Tissue Resection
GB2538260B (en) * 2015-05-12 2017-07-05 Vision Rt Ltd A method of calibrating a sterescopic camera system
CN109310878B (zh) * 2017-06-02 2022-05-13 西安大医集团股份有限公司 放疗设备标定方法、装置及存储介质
CN107160364B (zh) * 2017-06-07 2021-02-19 华南理工大学 一种基于机器视觉的工业机器人示教系统及方法
GB2565119A (en) * 2017-08-02 2019-02-06 Vision Rt Ltd Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus
GB2565306A (en) * 2017-08-08 2019-02-13 Vision Rt Ltd Method and apparatus for measuring the accuracy of models generated by a patient monitoring system
GB2568544B (en) * 2017-11-21 2019-11-13 Elekta ltd Methods and systems for checking alignment of components of a radiotherapy system
WO2019136682A1 (zh) * 2018-01-12 2019-07-18 新瑞阳光粒子医疗装备(无锡)有限公司 束流控制方法、装置、质子放疗系统及存储介质
JP6611833B2 (ja) * 2018-01-16 2019-11-27 キヤノン株式会社 放射線撮影システム、並びに、カメラ制御装置及びその制御方法
GB201802597D0 (en) * 2018-02-16 2018-04-04 Vision Rt Ltd A calibration object for calibrating a patient monitoring system
EP3557531B1 (en) 2018-04-18 2026-04-01 Vision RT Limited Camera monitoring system for monitoring a patient in a bore based medical system
DE102018222796A1 (de) * 2018-12-21 2020-06-25 Conti Temic Microelectronic Gmbh Aufbau und Vermessung des Aufbaus zur Kalibrierung einer Kamera
CN110652660B (zh) * 2019-09-03 2021-06-01 华侨大学 一种患者摆位检测系统
EP3821943B1 (en) * 2019-11-12 2024-03-27 Vision RT Limited Bore based medical system comprising a camera carrier configured to be mounted in the bore-based medical systems and utilized for positioning and monitoring of patients during radiotherapy treatment
US11074720B1 (en) * 2020-02-07 2021-07-27 Aptiv Technologies Limited System and method for calibrating intrinsic parameters of a camera using optical raytracing techniques
CN112089991B (zh) * 2020-09-30 2021-04-27 中国科学院近代物理研究所 一种患者引导摆位及靶区位移实时监测和矫正系统及方法

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US20130010081A1 (en) * 2011-07-08 2013-01-10 Tenney John A Calibration and transformation of a camera system's coordinate system

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US20130010081A1 (en) * 2011-07-08 2013-01-10 Tenney John A Calibration and transformation of a camera system's coordinate system

Also Published As

Publication number Publication date
WO2016051153A2 (en) 2016-04-07
US20180232910A1 (en) 2018-08-16
CN106999727B (zh) 2019-10-25
GB201417468D0 (en) 2014-11-19
JP6473501B2 (ja) 2019-02-20
CN106999727A (zh) 2017-08-01
EP3200876B1 (en) 2019-04-24
EP3200876A2 (en) 2017-08-09
US10861193B2 (en) 2020-12-08
JP2017529959A (ja) 2017-10-12
WO2016051153A3 (en) 2016-05-26
GB2530790A (en) 2016-04-06

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