CN112446856B - 摄像机参数检查方法及相应患者监控系统和计算机 - Google Patents

摄像机参数检查方法及相应患者监控系统和计算机 Download PDF

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Publication number
CN112446856B
CN112446856B CN202011002841.8A CN202011002841A CN112446856B CN 112446856 B CN112446856 B CN 112446856B CN 202011002841 A CN202011002841 A CN 202011002841A CN 112446856 B CN112446856 B CN 112446856B
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image
calibration object
calibration
image detector
camera
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CN112446856A (zh
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E·W·米德
I·D·迈尔
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Vision RT Ltd
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Vision RT Ltd
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    • 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
    • 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
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Image Processing (AREA)
  • Radiation-Therapy Devices (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
CN202011002841.8A 2014-11-10 2015-11-09 摄像机参数检查方法及相应患者监控系统和计算机 Active CN112446856B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011002841.8A CN112446856B (zh) 2014-11-10 2015-11-09 摄像机参数检查方法及相应患者监控系统和计算机

Applications Claiming Priority (5)

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
CN202011002841.8A CN112446856B (zh) 2014-11-10 2015-11-09 摄像机参数检查方法及相应患者监控系统和计算机
CN201580060631.5A CN107077745B (zh) 2014-11-10 2015-11-09 校准与放射治疗装置一起使用的患者监控系统的方法

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CN201580060631.5A Division CN107077745B (zh) 2014-11-10 2015-11-09 校准与放射治疗装置一起使用的患者监控系统的方法

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CN112446856A CN112446856A (zh) 2021-03-05
CN112446856B true CN112446856B (zh) 2024-08-30

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CN202011002841.8A Active CN112446856B (zh) 2014-11-10 2015-11-09 摄像机参数检查方法及相应患者监控系统和计算机

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US (4) US10315054B2 (enExample)
EP (2) EP3540694A1 (enExample)
JP (1) JP6543705B2 (enExample)
CN (2) CN107077745B (enExample)
GB (1) GB2532077B (enExample)
WO (1) WO2016075445A1 (enExample)

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Publication number Publication date
JP2017533052A (ja) 2017-11-09
CN112446856A (zh) 2021-03-05
US20170319874A1 (en) 2017-11-09
CN107077745B (zh) 2020-10-16
US20230041706A1 (en) 2023-02-09
GB2532077A (en) 2016-05-11
WO2016075445A1 (en) 2016-05-19
GB2532077B (en) 2017-11-22
US11504552B2 (en) 2022-11-22
US10315054B2 (en) 2019-06-11
CN107077745A (zh) 2017-08-18
EP3218871B1 (en) 2019-06-12
JP6543705B2 (ja) 2019-07-10
US11957935B2 (en) 2024-04-16
US20190247677A1 (en) 2019-08-15
EP3540694A1 (en) 2019-09-18
GB201419936D0 (en) 2014-12-24
US20240216716A1 (en) 2024-07-04
EP3218871A1 (en) 2017-09-20

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