RU2766743C1 - Способ коррекции перемещения пациента для конусно-лучевой компьютерной томографии - Google Patents

Способ коррекции перемещения пациента для конусно-лучевой компьютерной томографии Download PDF

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RU2766743C1
RU2766743C1 RU2019131095A RU2019131095A RU2766743C1 RU 2766743 C1 RU2766743 C1 RU 2766743C1 RU 2019131095 A RU2019131095 A RU 2019131095A RU 2019131095 A RU2019131095 A RU 2019131095A RU 2766743 C1 RU2766743 C1 RU 2766743C1
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ray
projection
coordinate system
geometry
cbct
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RU2019131095A
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Russian (ru)
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Микко ЛИЛЬЯ
Калле КАРХУ
Яакко ЛЯХЕЛЬМЯ
Кустаа НЮХОЛМ
Ари ХИЕТАНЕН
Тимо МЮЛЛЕР
Сакари КЕТТУНЕН
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Планмека Ой
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/008—Specific post-processing after tomographic reconstruction, e.g. voxelisation, metal artifact correction
    • 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]
    • 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
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
    • A61B6/4085—Cone-beams
    • 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
    • A61B6/46—Arrangements for interfacing with the operator or the patient
    • A61B6/461—Displaying means of special interest
    • A61B6/466—Displaying means of special interest adapted to display 3D data
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • 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
    • A61B6/4435—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 coupled by a rigid structure
    • A61B6/4441—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 coupled by a rigid structure the rigid structure being a C-arm or U-arm
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/501—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the head, e.g. neuroimaging or craniography
    • 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
    • G06T2207/10072—Tomographic images
    • G06T2207/10081—Computed x-ray tomography [CT]
    • 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
    • G06T2207/10116—X-ray image
    • G06T2207/10124—Digitally reconstructed radiograph [DRR]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/424—Iterative

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Pulmonology (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Algebra (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
RU2019131095A 2017-03-17 2018-03-19 Способ коррекции перемещения пациента для конусно-лучевой компьютерной томографии RU2766743C1 (ru)

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Application Number Priority Date Filing Date Title
FI20175244A FI20175244A7 (fi) 2017-03-17 2017-03-17 Itsekalibroiva lääketieteellinen kuvannuslaite
FI20175244 2017-03-17
PCT/FI2018/000005 WO2018167355A1 (en) 2017-03-17 2018-03-19 Patient movement correction method for cone-beam computed tomography

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RU2766743C1 true RU2766743C1 (ru) 2022-03-15

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US (1) US10636179B2 (enExample)
EP (1) EP3595528B1 (enExample)
JP (1) JP7116078B2 (enExample)
KR (1) KR102369653B1 (enExample)
CN (1) CN110602990B (enExample)
FI (1) FI20175244A7 (enExample)
RU (1) RU2766743C1 (enExample)
WO (1) WO2018167355A1 (enExample)

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CN111553849B (zh) * 2020-03-28 2023-03-24 中国人民解放军战略支援部队信息工程大学 基于局部特征匹配的锥束ct几何伪影去除方法及装置
CN113520421A (zh) * 2020-05-06 2021-10-22 北京友通上昊科技有限公司 X射线切面成像方法、存储介质及成像系统
CN112529820B (zh) * 2020-12-29 2024-06-14 广州开云影像科技有限公司 Cbct系统半扇束几何校正方法、装置、设备和介质
CN112837246A (zh) * 2021-03-25 2021-05-25 中科超精(南京)科技有限公司 一种图像引导系统几何校正方法
US11712215B2 (en) 2021-04-13 2023-08-01 Canon Medical Systems Corporation Devices, systems, and methods for motion-corrected medical imaging
JP7563304B2 (ja) * 2021-06-16 2024-10-08 トヨタ自動車株式会社 Ｘ線ｃｔ装置及び画像生成方法
EP4120182B1 (de) * 2021-07-12 2025-08-27 DENTSPLY SIRONA Inc. Selbstkalibrierendes dentales dvt unterstützt durch maschinelles lernen
CN113963056B (zh) * 2021-09-07 2022-08-26 于留青 Ct图像重建方法、装置、电子设备以及存储介质
DE102022200806A1 (de) * 2022-01-25 2023-07-27 Siemens Healthcare Gmbh Bereitstellen eines Ergebnisdatensatzes
CN114612569A (zh) * 2022-02-23 2022-06-10 广州华端科技有限公司 一种几何标定中标记物重叠的处理方法与装置
CN116894798B (zh) * 2023-09-11 2023-12-05 金华飞光科技有限公司 光固化3d打印机的投影畸形矫正方法及系统

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KR102369653B1 (ko) 2022-03-07
EP3595528B1 (en) 2023-07-19
FI20175244L (fi) 2018-09-18
CN110602990B (zh) 2023-09-01
JP2020509887A (ja) 2020-04-02
EP3595528A1 (en) 2020-01-22
FI20175244A7 (fi) 2018-09-18
US20180268574A1 (en) 2018-09-20
CN110602990A (zh) 2019-12-20
BR112019019206A2 (pt) 2020-04-14
JP7116078B2 (ja) 2022-08-09
EP3595528C0 (en) 2023-07-19
WO2018167355A1 (en) 2018-09-20
KR20190126882A (ko) 2019-11-12
US10636179B2 (en) 2020-04-28

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