CN104220132A - Respiration tracking apparatus and radiation therapy system - Google Patents
Respiration tracking apparatus and radiation therapy system Download PDFInfo
- Publication number
- CN104220132A CN104220132A CN201380004410.7A CN201380004410A CN104220132A CN 104220132 A CN104220132 A CN 104220132A CN 201380004410 A CN201380004410 A CN 201380004410A CN 104220132 A CN104220132 A CN 104220132A
- Authority
- CN
- China
- Prior art keywords
- module
- patient
- frequency
- breathing
- knub position
- 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.)
- Granted
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
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording 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, mobility of a limb
- A61B5/113—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb occurring during breathing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
-
- 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
Abstract
A respiration tracking apparatus (100) and a radiation therapy system, related to the field of radiation therapy. The respiration tracking apparatus (100) comprises: a respiration control module (110) that is connected to an analysis and comparison module (120) and is used for controlling an outputted respiratory flow and respiratory frequency, and for transmitting time trajectory coordinate values of a positional movement of a tumor and respiratory waveform and frequency of a patient to the analysis and comparison module (120); the analysis and comparison module (120) that is connected to a therapy control module (130), compares the respiratory waveform and frequency of the patient with respiratory waveform and frequency collected during planning and design, and, when the difference is less than or equal to a predetermined value, instructs the therapy control module (130) to control, on the basis of the time trajectory coordinate values of the positional movement of the tumor, a therapy apparatus (200) to conduct a therapy; and, the therapy control module (130) that controls, on the basis of the instruction of the analysis and comparison module (120), the therapy apparatus (200) to conduct the therapy. The respiration tracking apparatus (100) and the radiation therapy system are capable of tracking precisely and treating a tumor that moves in position due to respiration.
Description
One kind breathing tracks of device and radiotherapy system
Technical field
The invention belongs to the precise radiotherapy field in medical field, more particularly to a kind of breathing tracks of device and radiotherapy system.Background technology
Precise radiotherapy be based on high-definition image detection means being accurately positioned, put the three dimensional treatment technology of the integration such as position, irradiation.Precise radiotherapy can reduce target area normal surrounding tissue complication probability, improve tumor area exposure dose, increase tumor control rate.But human tumor, particularly thorax and abdomen malignant can be moved with the respiratory movement of human body, and irradiation field is geo-stationary, this has significant difference when resulting in the exposure dosage of target area and its important normal structure of surrounding with plan, and the accuracy of radiotherapy in the treatment is affected.So, in the precise radiotherapy for doing tumour, particularly thorax and abdomen malignant, it is necessary using breathing tracks of device to reduce respirometric harmful effect.
Existing breathing tracks of device, usually using fixed signal body outside human body, gathers the characteristics of motion of signage to judge the breathing situation of lung by high-speed camera;Or judge the breathing situation of lung by installing cluster telescopic band in human chest to gather human chest fluctuating situation.Patient is required when doing the collection of breathing situation in air-breathing end or end-tidal collection breathing situation, to do treatment plan.To analyze, whether patient reaches end-tidal to the signal or the signal of cluster telescopic band collection gathered in treatment according to high-speed camera or air-breathing is last, only patient end-tidal or air-breathing end it is relatively steady when, therapeutic equipment just starts treatment, when patient starts again at air-breathing or expiration, equipment stops treatment, so as to realize breathing tracking.But such breathing tracks of device is discontinuity, the characteristic for not possessing real-time tracking, it is impossible to which accurate tracking treatment carrys out the tumour of position movement due to breathing zone.The content of the invention
It is an object of the invention to provide one kind breathing tracks of device and radiotherapy system, it is intended to which treatment can not accurately be tracked due to the problem of breathing zone carrys out the tumour of position movement by solving prior art.
The present invention is achieved in that a kind of breathing tracks of device, including control of breathing module, analyses and comparison module and treatment control module, wherein:The control of breathing module, is connected to the analyses and comparison module, respiratory flow and respiratory rate for controlling output, and time locus coordinate value and patient respiration waveform and frequency that knub position is moved are sent to the analyses and comparison module;The analyses and comparison module, it is connected to the control of breathing module and the treatment control module, receive the time locus coordinate value and the patient respiration waveform and frequency for the knub position movement that the control of breathing module is sent, the respiratory waveform and frequency gathered when the patient respiration waveform and frequency are designed with plan compares, when the respiratory waveform and the difference of frequency gathered when the patient respiration waveform and frequency are designed with the plan is less than or equal to preset value, indicate that the treatment control module is treated according to the time locus coordinate value control therapeutic system that the knub position is moved;And the treatment control module, the analyses and comparison module is connected to, according to the instruction of the analyses and comparison module, is treated according to the time locus coordinate value control therapeutic system that the knub position is moved.
Preferably, when the respiratory waveform and the difference of frequency gathered when the patient respiration waveform and frequency are designed with the plan is more than preset value, the analyses and comparison module indicates that the treatment control module stops treatment.
Preferably, the control of breathing module further comprises breathing supply logging modle, image scanning module and knub position computing module, wherein:The breathing supply and logging modle, it is connected to the knub position computing module, oxygen is supplied to patient according to default respiratory flow and respiratory rate, the respiratory waveform and frequency of the patient is recorded, and the patient respiration waveform and frequency are sent to the knub position computing module;And the image scanning module, the knub position computing module is connected to, in the case where patient steadily breathes, image scan is carried out to patient, and the patient's dynamic image scanned is sent to the knub position computing module.
Preferably, the knub position computing module, it is connected to the breathing supply logging modle and the image scanning module, receive patient's dynamic image that the patient respiration waveform and frequency and the image scanning module that the breathing supply and logging modle send are sent, according to patient's dynamic image and
The patient respiration waveform and frequency, the time locus coordinate value of knub position movement of the patient in the case of this respiratory waveform and frequency is calculated, and time locus coordinate value and the patient respiration waveform and frequency that the knub position is moved are sent to the analyses and comparison module.
Preferably, the image scan scope for image scan being carried out to patient is at least one complete respiratory rate cycle.
Preferably, the image scanning module is Dynamic CT.
Another object of the present invention is to provide a kind of radiotherapy system, including above-described breathing tracks of device.
Preferably, the instruction of the treatment control module of the therapeutic system in the breathing tracks of device is treated to patient.
Breathing tracks of device and radiotherapy system that the present invention is provided, can accurately track treatment because breathing zone carrys out the tumour of position movement.Brief description of the drawings is in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, cylinder will be made to the required accompanying drawing used in embodiment or description of the prior art below singly to introduce, apparently, drawings in the following description are only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structured flowchart for the breathing tracks of device that one embodiment of the invention is provided;
Fig. 2 is the structured flowchart for the radiotherapy system that one embodiment of the invention is provided.Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with drawings and Examples, the present invention will be described in further detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Fig. 1 is referred to, Fig. 1 is the structured flowchart for the breathing tracks of device that one embodiment of the invention is provided.Such as
Shown in Fig. 1, breathing tracks of device 100 includes:Control of breathing module 110, analyses and comparison module 120 and treatment control module 130.
Control of breathing module 110, is connected to analyses and comparison module 120, respiratory flow and respiratory rate for controlling its output, and time locus coordinate value and patient respiration waveform and frequency that patient's knub position is moved are sent to analyses and comparison module 120.Control of breathing module 110 further comprises:Breathing supply logging modle 111, image scanning module 113 and knub position computing module 115.
Breathing supply and logging modle 111, it is connected to knub position computing module 115, oxygen is supplied to patient according to default respiratory flow and respiratory rate, the respiratory waveform and frequency of patient are recorded, and the patient respiration waveform and frequency that are recorded are sent to knub position computing module 115.
Image scanning module 113, it is connected to knub position computing module 115, in the case where patient steadily breathes, image scan is carried out to patient, and the patient's dynamic image scanned is sent to knub position computing module 115, wherein, image scan scope is at least one complete respiratory rate cycle, the complete respiratory rate cycle refers to a complete expiration plus breathing process, and image scanning module 113 can be Dynamic CT.
Knub position computing module 115, it is connected to breathing supply logging modle 111 and image scanning module 113, receive patient respiration waveform and frequency and patient's dynamic image of the transmission of image scanning module 113 that breathing supply and logging modle 111 are sent, according to patient's dynamic image and patient respiration waveform and frequency, patient's time locus coordinate value that knub position is moved in the case of this respiratory waveform and frequency is calculated, and this time trajectory coordinates value and patient respiration waveform and frequency are sent to analyses and comparison module 120.
Analyses and comparison module 120, it is connected to knub position computing module 115 and treatment control module 130, receive the time locus coordinate value and patient respiration waveform and frequency for the knub position movement that knub position computing module 115 is sent, the respiratory waveform and frequency gathered when patient respiration waveform and frequency are designed with plan compares, when the respiratory waveform and the difference of frequency gathered when patient respiration waveform and frequency are designed with plan is less than or equal to preset value, analyses and comparison module 120 indicates that treatment control module 130 is treated according to the time locus coordinate value control therapeutic system that knub position is moved.When the respiratory waveform and the difference of frequency gathered when patient respiration waveform and frequency are designed with plan is more than preset value, analyses and comparison module 120 indicates that treatment control module 130 stops treatment, patient respiration situation to be adjusted, after making its breathing stable, is further continued for treatment.
Control module 130 is treated, analyses and comparison module 120 is connected to, according to the instruction of analyses and comparison module 120, is treated according to the time locus coordinate value control therapeutic system that knub position is moved.
That is, during whole treatment, the respiratory waveform and frequency that analyses and comparison module 120 is gathered when incessantly designing the patient respiration waveform collected and frequency with plan compare, if beyond preset value(That is, error permissible value)By stopped treatment.
Fig. 2 is the structured flowchart for the radiotherapy system that one embodiment of the invention is provided.As shown in Fig. 2 radiotherapy system includes breathing tracks of device 100 and therapeutic system 200, therapeutic system 200 is treated according to the instruction for the treatment of control module 130 in breathing tracks of device 100 to patient.
Breathing tracks of device provided by the present invention and radiotherapy system, can accurately track treatment because breathing zone carrys out the tumour of position movement.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the invention etc., should be included in the scope of the protection.
Claims (8)
- Claims1st, a kind of breathing tracks of device, it is characterised in that including control of breathing module, analyses and comparison module and treatment control module, wherein:The control of breathing module, is connected to the analyses and comparison module, respiratory flow and respiratory rate for controlling output, and time locus coordinate value and patient respiration waveform and frequency that knub position is moved are sent to the analyses and comparison module;The analyses and comparison module, it is connected to the control of breathing module and the treatment control module, receive the time locus coordinate value and the patient respiration waveform and frequency for the knub position movement that the control of breathing module is sent, the respiratory waveform and frequency gathered when the patient respiration waveform and frequency are designed with plan compares, when the respiratory waveform and the difference of frequency gathered when the patient respiration waveform and frequency are designed with the plan is less than or equal to preset value, indicate that the treatment control module is treated according to the time locus coordinate value control therapeutic system that the knub position is moved;AndThe treatment control module, is connected to the analyses and comparison module, according to the instruction of the analyses and comparison module, is treated according to the time locus coordinate value control therapeutic system that the knub position is moved.2nd, tracks of device is breathed as claimed in claim 1, it is characterised in that:When the respiratory waveform and the difference of frequency gathered when the patient respiration waveform and frequency are designed with the plan is more than preset value, the analyses and comparison module indicates that the treatment control module stops treatment.3rd, tracks of device is breathed as claimed in claim 1, it is characterised in that the control of breathing module further comprises breathing supply logging modle, image scanning module and knub position computing module, wherein:The breathing supply and logging modle, it is connected to the knub position computing module, oxygen is supplied to patient according to default respiratory flow and respiratory rate, the respiratory waveform and frequency of the patient is recorded, and the patient respiration waveform and frequency are sent to the knub position computing module;AndThe image scanning module, is connected to the knub position computing module, in the case where patient steadily breathes, and carries out image scan to patient, and the patient's dynamic image scanned is sent into the knub position computing module.4th, tracks of device is breathed as claimed in claim 3, it is characterised in that: The knub position computing module, it is connected to the breathing supply logging modle and the image scanning module, receive the patient respiration waveform and frequency and patient's dynamic image of image scanning module transmission that the breathing supply and logging modle are sent, according to patient's dynamic image and the patient respiration waveform and frequency, calculate the time locus coordinate value of knub position movement of the patient in the case of this respiratory waveform and frequency, and the time locus coordinate value and the patient respiration waveform and frequency for moving the knub position are sent to the analyses and comparison module.5th, tracks of device is breathed as claimed in claim 3, it is characterised in that the image scan scope that image scan is carried out to patient is at least one complete respiratory rate cycle.6th, tracks of device is breathed as claimed in claim 3, it is characterised in that the image scanning module is Dynamic CT.7th, a kind of radiotherapy system, it is characterised in that including the breathing tracks of device as any one of claim 1-6.8th, radiotherapy system as claimed in claim 7, it is characterised in that:The instruction of the treatment control module of the therapeutic system in the breathing tracks of device is treated to patient.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2013/071997 WO2014131178A1 (en) | 2013-02-28 | 2013-02-28 | Respiration tracking apparatus and radiation therapy system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104220132A true CN104220132A (en) | 2014-12-17 |
CN104220132B CN104220132B (en) | 2017-05-24 |
Family
ID=51427479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201380004410.7A Active CN104220132B (en) | 2013-02-28 | 2013-02-28 | Respiration tracking apparatus and radiation therapy system |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN104220132B (en) |
WO (1) | WO2014131178A1 (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107126192A (en) * | 2017-04-18 | 2017-09-05 | 四川省肿瘤医院 | A kind of knub position real-time monitoring system and its monitoring method |
CN109363702A (en) * | 2018-09-29 | 2019-02-22 | 上海联影医疗科技有限公司 | Medical imaging procedure, the acquisition methods of system and dose of radiation, system |
CN109965884A (en) * | 2019-04-19 | 2019-07-05 | 哈尔滨理工大学 | A kind of body surface respiratory movement measuring system based on acceleration transducer |
CN110237446A (en) * | 2019-07-09 | 2019-09-17 | 冯丽娟 | A kind of respiration gate control equipment for tumour radiotherapy |
CN110366389A (en) * | 2017-06-19 | 2019-10-22 | 深圳市奥沃医学新技术发展有限公司 | The method, apparatus and radiotherapy apparatus of target position are determined using radiotherapy apparatus |
CN110678224A (en) * | 2017-06-19 | 2020-01-10 | 深圳市奥沃医学新技术发展有限公司 | Method and device for tracking and irradiating target spot by using radiotherapy equipment and radiotherapy equipment |
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 |
CN114052767A (en) * | 2022-01-14 | 2022-02-18 | 常州复睿特生物科技有限公司 | Lung cancer molecular marker detection device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016086976A1 (en) * | 2014-12-02 | 2016-06-09 | Brainlab Ag | Human body measurement using thermographic images |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101076282A (en) * | 2004-09-30 | 2007-11-21 | 安科锐公司 | Dynamic tracking of moving targets |
US20080144772A1 (en) * | 2006-12-14 | 2008-06-19 | Byong Yong Yi | Treatment-Speed Regulated Tumor-Tracking |
CN101484202A (en) * | 2006-05-12 | 2009-07-15 | Yrt有限公司 | Method and device for generating a signal that reflects respiratory efforts in patients on ventilatory support |
CN101500633A (en) * | 2006-06-05 | 2009-08-05 | 佛罗里达大学研究基金公司 | Ventilator monitor system and method of using same |
CN101843955A (en) * | 2010-03-30 | 2010-09-29 | 江苏瑞尔医疗科技有限公司 | Hybrid forecasting method for position signal of breath synchronous tracking system and forecaster |
CN102068271A (en) * | 2011-02-22 | 2011-05-25 | 南方医科大学 | Method for retrospectively classifying chest or abdomen computed tomography (CT) images based on respiratory phase |
CN102369036A (en) * | 2009-03-27 | 2012-03-07 | 马奎特紧急护理公司 | Peep regulation for a breathing apparatus |
WO2012127724A1 (en) * | 2011-03-18 | 2012-09-27 | 三菱重工業株式会社 | Control device for radiation therapy device, processing method and programme for same |
CN102908144A (en) * | 2011-08-03 | 2013-02-06 | 西门子公司 | Magnetic resonance imaging for therapy planning |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101081177A (en) * | 2006-05-30 | 2007-12-05 | 深圳市一体医疗科技有限公司 | Method for real time tracking of knub position through radiotherapy |
CN101623198A (en) * | 2008-07-08 | 2010-01-13 | 深圳市海博科技有限公司 | Real-time tracking method for dynamic tumor |
-
2013
- 2013-02-28 WO PCT/CN2013/071997 patent/WO2014131178A1/en active Application Filing
- 2013-02-28 CN CN201380004410.7A patent/CN104220132B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101076282A (en) * | 2004-09-30 | 2007-11-21 | 安科锐公司 | Dynamic tracking of moving targets |
CN101484202A (en) * | 2006-05-12 | 2009-07-15 | Yrt有限公司 | Method and device for generating a signal that reflects respiratory efforts in patients on ventilatory support |
CN101500633A (en) * | 2006-06-05 | 2009-08-05 | 佛罗里达大学研究基金公司 | Ventilator monitor system and method of using same |
US20080144772A1 (en) * | 2006-12-14 | 2008-06-19 | Byong Yong Yi | Treatment-Speed Regulated Tumor-Tracking |
CN102369036A (en) * | 2009-03-27 | 2012-03-07 | 马奎特紧急护理公司 | Peep regulation for a breathing apparatus |
CN101843955A (en) * | 2010-03-30 | 2010-09-29 | 江苏瑞尔医疗科技有限公司 | Hybrid forecasting method for position signal of breath synchronous tracking system and forecaster |
CN102068271A (en) * | 2011-02-22 | 2011-05-25 | 南方医科大学 | Method for retrospectively classifying chest or abdomen computed tomography (CT) images based on respiratory phase |
WO2012127724A1 (en) * | 2011-03-18 | 2012-09-27 | 三菱重工業株式会社 | Control device for radiation therapy device, processing method and programme for same |
CN102908144A (en) * | 2011-08-03 | 2013-02-06 | 西门子公司 | Magnetic resonance imaging for therapy planning |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107126192A (en) * | 2017-04-18 | 2017-09-05 | 四川省肿瘤医院 | A kind of knub position real-time monitoring system and its monitoring method |
CN110366389A (en) * | 2017-06-19 | 2019-10-22 | 深圳市奥沃医学新技术发展有限公司 | The method, apparatus and radiotherapy apparatus of target position are determined using radiotherapy apparatus |
CN110678224A (en) * | 2017-06-19 | 2020-01-10 | 深圳市奥沃医学新技术发展有限公司 | Method and device for tracking and irradiating target spot by using radiotherapy equipment and radiotherapy equipment |
US11241589B2 (en) | 2017-06-19 | 2022-02-08 | Our New Medical Technologies | Target tracking and irradiation method and device using radiotherapy apparatus and radiotherapy apparatus |
CN110678224B (en) * | 2017-06-19 | 2022-05-13 | 深圳市奥沃医学新技术发展有限公司 | Device for tracking and irradiating target spot by using radiotherapy equipment and radiotherapy equipment |
CN110366389B (en) * | 2017-06-19 | 2023-03-03 | 深圳市奥沃医学新技术发展有限公司 | System and device for determining target point position by using radiotherapy equipment and radiotherapy equipment |
CN109363702A (en) * | 2018-09-29 | 2019-02-22 | 上海联影医疗科技有限公司 | Medical imaging procedure, the acquisition methods of system and dose of radiation, system |
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 |
CN109965884A (en) * | 2019-04-19 | 2019-07-05 | 哈尔滨理工大学 | A kind of body surface respiratory movement measuring system based on acceleration transducer |
CN110237446A (en) * | 2019-07-09 | 2019-09-17 | 冯丽娟 | A kind of respiration gate control equipment for tumour radiotherapy |
CN114052767A (en) * | 2022-01-14 | 2022-02-18 | 常州复睿特生物科技有限公司 | Lung cancer molecular marker detection device |
Also Published As
Publication number | Publication date |
---|---|
WO2014131178A1 (en) | 2014-09-04 |
CN104220132B (en) | 2017-05-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104220132B (en) | Respiration tracking apparatus and radiation therapy system | |
CN104258508B (en) | Exact dose distributed modulation system and method in a kind of radiotherapy | |
CN103566471B (en) | Radiotherapy in lung cancer lump motion accompanying shield system | |
McNair et al. | Feasibility of the use of the Active Breathing Co ordinator™(ABC) in patients receiving radical radiotherapy for non-small cell lung cancer (NSCLC) | |
US9149654B2 (en) | Radiotherapy device controller and method of measuring position of specific-part | |
US20090003528A1 (en) | Target location by tracking of imaging device | |
US11446520B2 (en) | Radiation therapy apparatus configured to track a tracking object moving in an irradiation object | |
US10569102B2 (en) | System and method for inducing respiration | |
US10159446B2 (en) | Medical gating using positive airway pressure devices | |
CN107952178B (en) | Proton treatment system adopting movable shielding door compact layout | |
CN104470583A (en) | X-ray positioning apparatus, x-ray positioning method, and image-of-interest imaging method | |
CN102670234B (en) | Gamma radiation beam position verifying device and method | |
US9101761B2 (en) | Moving object tracking system for radiotherapy | |
CN103099630A (en) | Locating method of target organ in tumor radiotherapy | |
CN201260669Y (en) | Respiration signal extraction and respiratory movement guide arrangement | |
CN103736208A (en) | Infrared locating automatic positioning system for radiotherapy | |
CN116583325A (en) | Beam-off movement threshold in radiation therapy based on breath-hold level determination | |
CN102698375A (en) | Method and device for reducing irradiation deviations caused by respiration during radiotherapy | |
Moorrees et al. | Four dimensional radiotherapy: a review of current technologies and modalities | |
CN109276820A (en) | A kind of real-time dynamic compensating system of radiotherapy respiratory movement and method | |
WO2019051756A1 (en) | Radiation therapy machine and system | |
US20190282189A1 (en) | Limiting imaging radiation dose and improving image quality during treatment delivery | |
JP2016106756A (en) | Radiotherapy system | |
CN103706042B (en) | Four-dimensional tracking radiotherapy system | |
CN104606790A (en) | Tumor position real-time tracking device for radiation therapy |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |