JP6543705B2 - 放射線治療装置と共に使用するための患者監視システムの較正方法 - Google Patents

放射線治療装置と共に使用するための患者監視システムの較正方法 Download PDF

Info

Publication number
JP6543705B2
JP6543705B2 JP2017524448A JP2017524448A JP6543705B2 JP 6543705 B2 JP6543705 B2 JP 6543705B2 JP 2017524448 A JP2017524448 A JP 2017524448A JP 2017524448 A JP2017524448 A JP 2017524448A JP 6543705 B2 JP6543705 B2 JP 6543705B2
Authority
JP
Japan
Prior art keywords
image
calibration
camera
monitoring system
image detector
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
JP2017524448A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017533052A5 (enExample
JP2017533052A (ja
Inventor
ミード，エドワード，ウィリアム
メイアー，イヴァン，ダニエル
Original Assignee
ビジョン アールティ リミテッド
ビジョン アールティ リミテッド
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 ビジョン アールティ リミテッド, ビジョン アールティ リミテッド filed Critical ビジョン アールティ リミテッド
Publication of JP2017533052A publication Critical patent/JP2017533052A/ja
Publication of JP2017533052A5 publication Critical patent/JP2017533052A5/ja
Application granted granted Critical
Publication of JP6543705B2 publication Critical patent/JP6543705B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • A61N5/1075—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
    • 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
    • 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
    • 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
    • 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
    • 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
    • G06T2207/30204—Marker
    • G06T2207/30208—Marker matrix
    • 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
    • G06T2207/30244—Camera pose
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Image Processing (AREA)
  • Radiation-Therapy Devices (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2017524448A 2014-11-10 2015-11-09 放射線治療装置と共に使用するための患者監視システムの較正方法 Active JP6543705B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1419936.8A GB2532077B (en) 2014-11-10 2014-11-10 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus
GB1419936.8 2014-11-10
PCT/GB2015/053382 WO2016075445A1 (en) 2014-11-10 2015-11-09 Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus

Publications (3)

Publication Number Publication Date
JP2017533052A JP2017533052A (ja) 2017-11-09
JP2017533052A5 JP2017533052A5 (enExample) 2018-11-01
JP6543705B2 true JP6543705B2 (ja) 2019-07-10

Family

ID=52118227

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017524448A Active JP6543705B2 (ja) 2014-11-10 2015-11-09 放射線治療装置と共に使用するための患者監視システムの較正方法

Country Status (6)

Country Link
US (4) US10315054B2 (enExample)
EP (2) EP3218871B1 (enExample)
JP (1) JP6543705B2 (enExample)
CN (2) CN107077745B (enExample)
GB (1) GB2532077B (enExample)
WO (1) WO2016075445A1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2516282B (en) * 2013-07-17 2017-07-26 Vision Rt Ltd Method of calibration of a stereoscopic camera system for use with a radio therapy treatment apparatus
GB2538260B (en) 2015-05-12 2017-07-05 Vision Rt Ltd A method of calibrating a sterescopic camera system
WO2018007518A1 (en) 2016-07-06 2018-01-11 Respiratory Innovations Pty Ltd A realtime radiotherapy markerless calibration and measurement system
US10504244B2 (en) * 2017-09-28 2019-12-10 Baidu Usa Llc Systems and methods to improve camera intrinsic parameter calibration
GB2568544B (en) * 2017-11-21 2019-11-13 Elekta ltd Methods and systems for checking alignment of components of a radiotherapy system
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
DE102018109586A1 (de) * 2018-04-20 2019-10-24 Carl Zeiss Ag 3D-Digitalisierungssystem und 3D-Digitalisierungsverfahren
CN109118480B (zh) * 2018-07-26 2021-01-05 北京东软医疗设备有限公司 一种调节方法及装置
CN109068121B (zh) * 2018-09-04 2019-07-23 珠海康弘医疗科技有限公司 三维成像系统、三维成像系统校准方法及装置
KR101969550B1 (ko) * 2018-09-12 2019-04-16 한국지질자원연구원 사용자 생활 공간의 내진 취약성 분석 시스템 및 이를 이용한 사용자 생활 공간의 내진 취약성 분석 방법
SE1830320A1 (en) * 2018-11-03 2020-05-04 Tracy Of Sweden Ab Method and arrangement for identifying object
US11654304B2 (en) * 2018-12-17 2023-05-23 Shanghai United Imaging Healthcare Co., Ltd. Systems and methods for determining a region of interest of a subject
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
CN112401919B (zh) * 2020-11-17 2023-04-21 上海联影医疗科技股份有限公司 一种基于摆位模型的辅助摆位方法及系统
CN114697212A (zh) * 2020-12-25 2022-07-01 北京京东方技术开发有限公司 设备参数处理方法、设备、系统及介质
CN114697520A (zh) * 2020-12-29 2022-07-01 摩托罗拉移动有限责任公司 合并捕获重新校准图像与先前捕获校准图像生成校准图像
EP4062818A1 (en) * 2021-03-22 2022-09-28 BHS Technologies GmbH Medical imaging system, deflection unit and method for calibrating a medical imaging system
US12412306B2 (en) 2021-05-26 2025-09-09 Sony Group Corporation Information processing apparatus, information processing method, and program
KR20240066218A (ko) 2022-11-04 2024-05-14 삼성전자주식회사 장면 뷰 이미지의 생성 장치 및 방법

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6327331B1 (en) * 1999-12-28 2001-12-04 Ge Medical Systems Global Technology Company, Llc Method and apparatus for analyzing CT z-axis beam positioning
GB2381429B (en) * 2001-09-28 2005-07-27 Canon Europa Nv 3D computer model processing apparatus
JP4147059B2 (ja) * 2002-07-03 2008-09-10 株式会社トプコン キャリブレーション用データ測定装置、測定方法及び測定プログラム、並びにコンピュータ読取可能な記録媒体、画像データ処理装置
GB2390792B (en) 2002-07-08 2005-08-31 Vision Rt Ltd Image processing system for use with a patient positioning device
JP2004354236A (ja) * 2003-05-29 2004-12-16 Olympus Corp ステレオカメラ支持装置およびステレオカメラ支持方法ならびにステレオカメラシステム
GB2465298B (en) 2004-09-24 2010-06-30 Vision Rt Ltd Image processing system for use with a patient positioning device
US7313222B2 (en) * 2005-04-14 2007-12-25 Elekta Ab (Publ) Method at a radiation therapy system
US7950849B2 (en) * 2005-11-29 2011-05-31 General Electric Company Method and device for geometry analysis and calibration of volumetric imaging systems
EP1862969A1 (en) * 2006-06-02 2007-12-05 Eidgenössische Technische Hochschule Zürich Method and system for generating a representation of a dynamically changing 3D scene
GB2441550A (en) 2006-09-05 2008-03-12 Vision Rt Ltd Surface-imaging breathing monitor
CN100429476C (zh) * 2006-12-20 2008-10-29 北京航空航天大学 一种双传感器激光视觉三维测量系统校准方法
WO2008098591A1 (en) * 2007-02-15 2008-08-21 Elekta Ab (Publ) Method of calibrating a radiation therapy system
CN101419705B (zh) * 2007-10-24 2011-01-05 华为终端有限公司 摄像机标定的方法及装置
WO2009055801A2 (en) * 2007-10-25 2009-04-30 Tomo Therapy Incorporated System and method for motion adaptive optimization for radiation therapy delivery
US8830309B2 (en) * 2008-01-04 2014-09-09 3M Innovative Properties Company Hierarchical processing using image deformation
US8353628B1 (en) * 2008-12-04 2013-01-15 Xradia, Inc. Method and system for tomographic projection correction
US9734419B1 (en) * 2008-12-30 2017-08-15 Cognex Corporation System and method for validating camera calibration in a vision system
JP5247590B2 (ja) * 2009-05-21 2013-07-24 キヤノン株式会社 情報処理装置及びキャリブレーション処理方法
CA2766989A1 (en) * 2009-07-02 2011-01-06 Thomson Licensing Method and system for differential distortion correction for three-dimensional (3d) projection
US8235530B2 (en) * 2009-12-07 2012-08-07 C-Rad Positioning Ab Object positioning with visual feedback
CN103649998B (zh) * 2010-12-21 2016-08-31 Metaio有限公司 确定为确定照相机的姿态和/或为确定至少一个真实对象的三维结构而设计的参数集的方法
CN103503025B (zh) * 2011-02-25 2016-09-07 弗劳恩霍夫应用研究促进协会 基于对对象的模型进行变换来确定模型参数
JP2013137760A (ja) * 2011-12-16 2013-07-11 Cognex Corp 複数のカメラに対する複数部品コレスポンダ
US9883163B2 (en) * 2012-01-09 2018-01-30 Disney Enterprises, Inc. Method and system for determining camera parameters from a long range gradient based on alignment differences in non-point image landmarks
JP6181045B2 (ja) * 2012-04-24 2017-08-16 株式会社日立製作所 Ｘ線ｃｔ装置及び画像再構成方法
EP2704096A1 (de) * 2012-08-29 2014-03-05 Delphi Technologies, Inc. Verfahren zum kalibrieren einer Bilderfassungseinrichtung
GB2506903A (en) 2012-10-12 2014-04-16 Vision Rt Ltd Positioning patient for radio-therapy using 3D models and reflective markers
EP2769689B8 (en) * 2013-02-25 2018-06-27 Stryker European Holdings I, LLC Computer-implemented technique for calculating a position of a surgical device
US9185402B2 (en) * 2013-04-23 2015-11-10 Xerox Corporation Traffic camera calibration update utilizing scene analysis
GB2516282B (en) 2013-07-17 2017-07-26 Vision Rt Ltd Method of calibration of a stereoscopic camera system for use with a radio therapy treatment apparatus
EP3188660A4 (en) * 2014-07-23 2018-05-16 Kineticor, Inc. Systems, devices, and methods for tracking and compensating for patient motion during a medical imaging scan
CN105981074B (zh) * 2014-11-04 2018-02-02 深圳市大疆创新科技有限公司 用于标定成像装置的系统、方法和装置

Also Published As

Publication number Publication date
US20230041706A1 (en) 2023-02-09
US20240216716A1 (en) 2024-07-04
WO2016075445A1 (en) 2016-05-19
EP3218871A1 (en) 2017-09-20
GB201419936D0 (en) 2014-12-24
CN107077745B (zh) 2020-10-16
US11957935B2 (en) 2024-04-16
EP3218871B1 (en) 2019-06-12
US20170319874A1 (en) 2017-11-09
CN112446856B (zh) 2024-08-30
CN107077745A (zh) 2017-08-18
EP3540694A1 (en) 2019-09-18
US11504552B2 (en) 2022-11-22
US10315054B2 (en) 2019-06-11
GB2532077B (en) 2017-11-22
US20190247677A1 (en) 2019-08-15
GB2532077A (en) 2016-05-11
JP2017533052A (ja) 2017-11-09
CN112446856A (zh) 2021-03-05

Similar Documents

Publication Publication Date Title
US11957935B2 (en) Method of calibrating a patient monitoring system for use with a radiotherapy treatment apparatus
JP6473501B2 (ja) 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
US20230293908A1 (en) Patient monitor
JP7145929B2 (ja) 放射線治療装置とともに使用される患者モニタリングシステムのキャリブレーション方法
US7922391B2 (en) Determining calibration information for an x-ray apparatus
US12042671B2 (en) Method of calibration of a stereoscopic camera system for use with a radio therapy treatment apparatus
US20060079757A1 (en) Image processing system for use with a patient positioning device
JP2017529959A5 (enExample)
CN108992796B (zh) 患者监测系统
US20180345040A1 (en) A target surface
CN111052186B (zh) 患者监测系统生成的模型的准确度的测量方法和设备

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180918

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20180918

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20180918

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20181004

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20181218

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20190301

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20190521

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20190617

R150 Certificate of patent or registration of utility model

Ref document number: 6543705

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250