WO2012066494A3 - Method and apparatus for compensating intra-fractional motion - Google Patents
Method and apparatus for compensating intra-fractional motion Download PDFInfo
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- WO2012066494A3 WO2012066494A3 PCT/IB2011/055143 IB2011055143W WO2012066494A3 WO 2012066494 A3 WO2012066494 A3 WO 2012066494A3 IB 2011055143 W IB2011055143 W IB 2011055143W WO 2012066494 A3 WO2012066494 A3 WO 2012066494A3
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- motion
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- external
- external markers
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
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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
- A61N5/1049—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
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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
- A61N5/1064—Monitoring, verifying, controlling systems and methods for adjusting radiation treatment in response to monitoring
- A61N5/1065—Beam adjustment
- A61N5/1067—Beam adjustment in real time, i.e. during treatment
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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
- A61N5/1064—Monitoring, verifying, controlling systems and methods for adjusting radiation treatment in response to monitoring
- A61N5/1069—Target adjustment, e.g. moving the patient support
- A61N5/107—Target adjustment, e.g. moving the patient support in real time, i.e. during treatment
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Measuring devices for evaluating the respiratory organs
- A61B5/087—Measuring breath flow
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
- A61B5/113—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb occurring during breathing
- A61B5/1135—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb occurring during breathing by monitoring thoracic expansion
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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
- A61N5/1049—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
- A61N2005/1052—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam using positron emission tomography [PET] single photon emission computer tomography [SPECT] imaging
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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
- A61N2005/1085—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy characterised by the type of particles applied to the patient
- A61N2005/1087—Ions; Protons
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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
- A61N5/103—Treatment planning systems
- A61N5/1037—Treatment planning systems taking into account the movement of the target, e.g. 4D-image based planning
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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
- A61N5/103—Treatment planning systems
- A61N5/1039—Treatment planning systems using functional images, e.g. PET or MRI
-
- 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
- A61N5/1042—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy with spatial modulation of the radiation beam within the treatment head
- A61N5/1045—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy with spatial modulation of the radiation beam within the treatment head using a multi-leaf collimator, e.g. for intensity modulated radiation therapy or IMRT
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- 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
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- 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
- G06T2207/20—Special algorithmic details
- G06T2207/20172—Image enhancement details
- G06T2207/20201—Motion blur correction
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- 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
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- 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
- G06T2207/30061—Lung
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Quality & Reliability (AREA)
- Medical Informatics (AREA)
- Multimedia (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Radiation-Therapy Devices (AREA)
Abstract
The present invention proposes to couple easy to measure, robust external markers to a real internal tumor motion in a breathing model. By such a connection between internal motion and external markers, a reliable prediction of tumor position based on external markers alone is possible. Suitable models have already been developed and could be used and adapted right away. In a learning step the model is trained based on patient specific data containing both, the external marker characteristics and the internal motion, recorded synchronously. The internal motion can be determined by means of the motion estimation part of the local motion compensation algorithm.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10306277.4 | 2010-11-19 | ||
| EP10306277 | 2010-11-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2012066494A2 WO2012066494A2 (en) | 2012-05-24 |
| WO2012066494A3 true WO2012066494A3 (en) | 2012-07-12 |
Family
ID=45375466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/IB2011/055143 WO2012066494A2 (en) | 2010-11-19 | 2011-11-17 | Method and apparatus for compensating intra-fractional motion |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2012066494A2 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9409039B2 (en) * | 2013-05-21 | 2016-08-09 | Varian Medical Systems International Ag | Systems and methods for automatic creation of dose prediction models and therapy treatment plans as a cloud service |
| JP6987040B2 (en) * | 2015-08-28 | 2021-12-22 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | Methods and devices for determining motor relationships |
| US10300303B2 (en) | 2016-01-29 | 2019-05-28 | Elekta Ltd. | Therapy control using motion prediction based on cyclic motion model |
| US20190282189A1 (en) * | 2018-03-15 | 2019-09-19 | Accuray Incorporated | Limiting imaging radiation dose and improving image quality during treatment delivery |
| WO2020124583A1 (en) * | 2018-12-21 | 2020-06-25 | 四川省肿瘤医院 | Real-time tumor position monitoring system and monitoring method thereof |
| DE102020203526A1 (en) * | 2020-03-19 | 2021-09-23 | Siemens Healthcare Gmbh | Deformation model for a tissue |
| GB2601560A (en) | 2020-12-04 | 2022-06-08 | Elekta Instr Ab | Methods for adaptive radiotherapy |
| CN118512724B (en) * | 2024-06-05 | 2024-11-05 | 江苏大学附属医院 | Radiotherapy dose prediction system based on CT images |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060074292A1 (en) * | 2004-09-30 | 2006-04-06 | Accuray, Inc. | Dynamic tracking of moving targets |
| US20060074299A1 (en) * | 2004-10-02 | 2006-04-06 | Sohail Sayeh | Non-linear correlation models for internal target movement |
| US20080212737A1 (en) * | 2005-04-13 | 2008-09-04 | University Of Maryland , Baltimore | Techniques For Compensating Movement of a Treatment Target in a Patient |
| US20090175406A1 (en) * | 2008-01-07 | 2009-07-09 | Hui Zhang | Target tracking using surface scanner and four-dimensional diagnostic imaging data |
| US20090180666A1 (en) * | 2008-01-10 | 2009-07-16 | Ye Sheng | Constrained-curve correlation model |
| WO2010083415A1 (en) * | 2009-01-16 | 2010-07-22 | The United States Of America, As Represented By The Secretary, Department Of Health & Human Services | Methods for tracking motion of internal organs and methods for radiation therapy using tracking methods |
-
2011
- 2011-11-17 WO PCT/IB2011/055143 patent/WO2012066494A2/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060074292A1 (en) * | 2004-09-30 | 2006-04-06 | Accuray, Inc. | Dynamic tracking of moving targets |
| US20060074299A1 (en) * | 2004-10-02 | 2006-04-06 | Sohail Sayeh | Non-linear correlation models for internal target movement |
| US20080212737A1 (en) * | 2005-04-13 | 2008-09-04 | University Of Maryland , Baltimore | Techniques For Compensating Movement of a Treatment Target in a Patient |
| US20090175406A1 (en) * | 2008-01-07 | 2009-07-09 | Hui Zhang | Target tracking using surface scanner and four-dimensional diagnostic imaging data |
| US20090180666A1 (en) * | 2008-01-10 | 2009-07-16 | Ye Sheng | Constrained-curve correlation model |
| WO2010083415A1 (en) * | 2009-01-16 | 2010-07-22 | The United States Of America, As Represented By The Secretary, Department Of Health & Human Services | Methods for tracking motion of internal organs and methods for radiation therapy using tracking methods |
Non-Patent Citations (9)
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| Publication number | Publication date |
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| WO2012066494A2 (en) | 2012-05-24 |
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