CN103654834A - Control device and method for adjusting position of X-ray tube source in cone beam CT - Google Patents
Control device and method for adjusting position of X-ray tube source in cone beam CT Download PDFInfo
- Publication number
- CN103654834A CN103654834A CN201310619515.5A CN201310619515A CN103654834A CN 103654834 A CN103654834 A CN 103654834A CN 201310619515 A CN201310619515 A CN 201310619515A CN 103654834 A CN103654834 A CN 103654834A
- Authority
- CN
- China
- Prior art keywords
- gear
- motor
- bar
- connects
- embedded
- 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
Landscapes
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The invention relates to a control device and method for adjusting the position of an X-ray tube source in cone beam CT and relates to the technical field of medical apparatus, in particular to the technical field of Elekta linear accelerators. The device comprises a first outer socket bar and a second outer socket bar; the first and second outer socket bars disposed in parallel are used for adjusting the position of an X-ray tube source in cone beam CT; a first internal screw rod is disposed inside the first outer socket bar; a second internal screw rod is disposed inside the second outer socket bar; the first and second internal screw rods are both connected with an adjusting device which is connected with a drive device. The control device and method allows for remote control and allows the tube source in cone beam CT motion to be automatically controlled highly efficiently.
Description
Technical field
The application relates to the technical field of medical apparatus and instruments, relates in particular to the technical field that medical courses in general reach linear accelerator.
Background technology
At present in radiotherapy, while especially tumor being carried out to radiotherapy, using maximum is linear accelerator.Linear accelerator is for the radiocurable large medical equipment of cancer, and it,, by producing X ray and electric wire, carries out direct irradiation to the tumor in human body, thereby reaches the object of eliminating or reducing tumor.Linear accelerator is by artificial means by the electric field of different shape, and various different types of charged particles are accelerated to more high-octane calutron.
For using maximum in the head image documentation equipment of oral cavity, it is conical beam CT motion, conical beam CT motion is due to can single pass multilayer tissue, thereby greatly improved and obtained the speed of data and the utilization rate of x-ray, it is about 20 seconds that the time of photograph is thrown in its general scanning, and radiological dose reduces about 15-20 doubly than traditional CT; Also make the axial resolution of the volume images that reconstructs be greatly improved, its physics bed thickness can be low to moderate 0.1 millimeter simultaneously; This also greatly reduces the cost of conical beam CT scanning.Therefore, spatial resolution high (0.1mm), data acquisition time short (more than 10 second), exposure dose little (being reduced to 20-30 doubly), take the appearance of the conical beam CT motor system of low cost and other advantages, for the extensive use of craniofacial region three-dimensional reconstruction image in mouth cavity orthodontic field provides new possibility.NewTom conical beam CT can obtain the truthful data faultage image (but not calculating simulation process data image) of minimum 0.1 millimeter, and image reconstruction bed thickness can be set arbitrarily according to clinical needs after scanning.And the general minimum scanning tomography thickness of tradition many rows CT can only reach 0.5-0.6 millimeter (64 row's Spiral CT scan bed thickness of cost nearly 2,000 ten thousand can reach 0.325 millimeter), and must before operation scanning prerequisite, set scanning bed thickness.
In order to obtain better scanning effect, need to adjust by the x-ray bulb source in the motion of adjustment conical beam CT the position of scanning.But, by manual push-and-pull, wasting time and energy in current x-ray bulb source, to medical personnel, has increased larger work difficulty.
Summary of the invention
The application's object be to provide a kind of can remote control, can automatically control x-ray bulb source position on conical beam CT, control device and the control method of x-ray bulb source position on the high adjusting conical beam CT of control accuracy.
Regulate the control device of x-ray bulb source position on conical beam CT, comprise be arranged in parallel for regulating the first outer loop bar, the second outer loop bar of x-ray bulb source position on conical beam CT, in the first outer loop bar, arrange the first embedded with spiral bar, in the second outer loop bar, arrange the second embedded with spiral bar, the first embedded with spiral bar, the second embedded with spiral bar are connected with adjusting device respectively, and described adjusting device is connected with driving device.
The concrete structure of the application's adjusting device is: on the first embedded with spiral bar, connect the first pull bar gear; On the second embedded with spiral bar, connect the second pull bar gear; On the power transmission shaft of motor-driven gear, arrange the first travelling gear matching with the first pull bar gear, the first transmission the tip of the axis of motor-driven gear is arranged and is connected gear conveyer belt, the one end that connects gear conveyer belt is connected with the first transmission the tip of the axis of motor-driven gear by the first connection gear, the other end that connects gear conveyer belt connects second and connects gear, on the second connection gear, arrange second driving shaft, the end of second driving shaft is arranged the second travelling gear matching with the second pull bar gear.
The concrete structure of the application's driving device is: the signal output part of infrared control system is connected with motor, connects motor main belt on the output shaft of motor, connects motor-driven gear on motor main belt.
The control method of the control device of x-ray bulb source position on adjusting conical beam CT based on the application, infrared control system is sent instruction to motor, motor drive motors main belt rotates, drive motor travelling gear rotates, the first power transmission shaft on motor-driven gear drives the first travelling gear, connects the rotation of gear conveyer belt, the second driving shaft connecting on gear conveyer belt drives the second travelling gear to rotate, the first travelling gear drives the first pull bar gear to rotate, first pull bar gear drive the first embedded with spiral bar rotation, and drive the first outer loop bar to rotate; The second travelling gear drives the second pull bar gear to rotate, second pull bar gear drive the second embedded with spiral bar rotation, and drive the second outer loop bar to rotate.
The application adopts technique scheme, and compared with prior art tool has the following advantages: the application is mainly used in medical courses in general and reaches type linear accelerator.The application adopts infrared control system drive motor, controls the motion in x-ray bulb source on conical beam CT by motor-driven gear assembly, has reduced working strength, has improved control accuracy simultaneously.The comparatively easy modifying device that the application becomes original manual push-and-pull infrared remote control automatic telescopic can alleviate medical worker's workload when using conical beam CT to put position checking to patient, has saved time and efforts.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the application.
The specific embodiment
Below in conjunction with accompanying drawing, the technical scheme of invention is elaborated:
As shown in Figure 1, regulate the control device of x-ray bulb source position on conical beam CT, comprise be arranged in parallel for regulating the outer loop bar 2 of the first outer loop bar 1, second of x-ray bulb source position on conical beam CT, interior layout the first embedded with spiral bar 5 of the first outer loop bar 1, interior layout the second embedded with spiral bar 6 of the second outer loop bar 2, the first embedded with spiral bar 5, the second embedded with spiral bar 6 are connected with adjusting device respectively, and described adjusting device is connected with driving device.The concrete structure of adjusting device is: on the first embedded with spiral bar 5, connect the first pull bar gear 3; On the second embedded with spiral bar 6, connect the second pull bar gear 4; On the power transmission shaft of motor-driven gear 12, arrange the first travelling gear 8 matching with the first pull bar gear 3, the first transmission the tip of the axis of motor-driven gear 12 is arranged and is connected gear conveyer belt 10, the one end that connects gear conveyer belt 10 is connected with the first transmission the tip of the axis of motor-driven gear 12 by the first connection gear 7.1, the other end that connects gear conveyer belt 10 connects second and connects gear 7.2, on the second connection gear 7.2, arrange second driving shaft, the end of second driving shaft is arranged the second travelling gear 9 matching with the second pull bar gear 4.The concrete structure of driving device is: the signal output part of control system 14 is connected with motor 13, connects motor main belt 11 on the output shaft of motor 13, connects motor-driven gear 12 on motor main belt 11.
The control method of the control device of x-ray bulb source position on adjusting conical beam CT based on the application, control system 14 is sent instruction to motor 13, motor 13 drive motors main belts 11 rotate, drive motor travelling gear 12 rotates, the first power transmission shaft on motor-driven gear 12 drives the first travelling gear 8, connecting gear conveyer belt 10 rotates, the second driving shaft connecting on gear conveyer belt 10 drives the second travelling gear 9 to rotate, the first travelling gear 8 drives the first pull bar gear 3 to rotate, the first pull bar gear 3 drives the first embedded with spiral bar 5 rotations, and drive the first outer loop bar 1 to rotate, the second travelling gear 9 drives the second pull bar gear 4 to rotate, and the second pull bar gear 4 drives the second embedded with spiral bar 6 rotations, and drives the second outer loop bar 2 to rotate.
Claims (4)
1. a control device that regulates x-ray bulb source position on conical beam CT, it is characterized in that comprising be arranged in parallel for regulating the first outer loop bar (1), the second outer loop bar (2) of x-ray bulb source position on conical beam CT, in the first outer loop bar (1), arrange the first embedded with spiral bar (5), in the second outer loop bar (2), arrange the second embedded with spiral bar (6), the first embedded with spiral bar (5), the second embedded with spiral bar (6) are connected with adjusting device respectively, and described adjusting device is connected with driving device.
2. the control device of x-ray bulb source position on adjusting conical beam CT according to claim 1, is characterized in that the concrete structure of above-mentioned adjusting device is: the upper first pull bar gear (3) that connects of the first embedded with spiral bar (5), the upper second pull bar gear (4) that connects of the second embedded with spiral bar (6), on the power transmission shaft of motor-driven gear (12), arrange the first travelling gear (8) matching with the first pull bar gear (3), the first transmission the tip of the axis of motor-driven gear (12) is arranged and is connected gear conveyer belt (10), the one end that connects gear conveyer belt (10) connects gear (7.1) by first and is connected with the first transmission the tip of the axis of motor-driven gear (12), the other end that connects gear conveyer belt (10) connects second and connects gear (7.2), second connects the upper second driving shaft of arranging of gear (7.2), the end of second driving shaft is arranged the second travelling gear (9) matching with the second pull bar gear (4).
3. the control device of x-ray bulb source position on adjusting conical beam CT according to claim 2, the concrete structure that it is characterized in that above-mentioned driving device is: the signal output part of infrared control system (14) is connected with motor (13), on the output shaft of motor (13), connect motor main belt (11), the upper motor-driven gear (12) that connects of motor main belt (11).
4. the control method based on the control device of x-ray bulb source position on adjusting conical beam CT claimed in claim 3, it is characterized in that: infrared control system (14) is sent instruction to motor (13), motor (13) drive motors main belt (11) rotates, drive motor travelling gear (12) rotates, the first power transmission shaft on motor-driven gear (12) drives the first travelling gear (8), connecting gear conveyer belt (10) rotates, the second driving shaft connecting on gear conveyer belt (10) drives the second travelling gear (9) to rotate, the first travelling gear (8) drives the first pull bar gear (3) to rotate, the first pull bar gear (3) drives the first embedded with spiral bar (5) rotation, and drive the first outer loop bar (1) to rotate, the second travelling gear (9) drives the second pull bar gear (4) to rotate, and the second pull bar gear (4) drives the second embedded with spiral bar (6) rotation, and drives the second outer loop bar (2) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310619515.5A CN103654834B (en) | 2013-11-29 | 2013-11-29 | Regulate control device and the control method of x-ray bulb source position on conical beam CT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310619515.5A CN103654834B (en) | 2013-11-29 | 2013-11-29 | Regulate control device and the control method of x-ray bulb source position on conical beam CT |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103654834A true CN103654834A (en) | 2014-03-26 |
| CN103654834B CN103654834B (en) | 2015-08-05 |
Family
ID=50294448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310619515.5A Expired - Fee Related CN103654834B (en) | 2013-11-29 | 2013-11-29 | Regulate control device and the control method of x-ray bulb source position on conical beam CT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103654834B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103800031A (en) * | 2014-02-12 | 2014-05-21 | 江苏省人民医院 | Regulating mechanism of Elekta linear accelerator and regulating method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4891601A (en) * | 1987-12-21 | 1990-01-02 | Shimadzu Corporation | Radio frequency multipole linear accelerator |
| WO2000007037A1 (en) * | 1998-07-31 | 2000-02-10 | Daniel Navarro | Dynamic radiation scanning device |
| JP2007165250A (en) * | 2005-12-16 | 2007-06-28 | Hitachi Ltd | Microwave ion source, linear accelerator system, accelerator system, accelerator system for medical use, high energy beam application system, neutron generating device, ion beam processing device, microwave plasma source, and plasma processing device |
| CN200987234Y (en) * | 2006-12-20 | 2007-12-05 | 沈阳东软医疗系统有限公司 | Device for regulating accelerating tube orientation of medical stationary wave accelerator |
| CN201384796Y (en) * | 2009-04-21 | 2010-01-20 | 成都利尼科医学技术发展有限公司 | Lead mould holder of analog machine of electronic linear accelerator |
| CN102441754A (en) * | 2011-09-21 | 2012-05-09 | 成都利尼科医学技术发展有限公司 | High-precision locator for electronic gun of linear accelerator |
| CN202409871U (en) * | 2011-12-31 | 2012-09-05 | 成都利尼科医学技术发展有限公司 | Adjusting mechanism for flattening filter of medical linear accelerator |
| CN103800031A (en) * | 2014-02-12 | 2014-05-21 | 江苏省人民医院 | Regulating mechanism of Elekta linear accelerator and regulating method thereof |
| CN203677114U (en) * | 2013-11-29 | 2014-07-02 | 江苏省人民医院 | Control device for regulating X-ray ball pipe source position on cone beam CT (computed tomography) |
| CN203789941U (en) * | 2014-02-12 | 2014-08-27 | 江苏省人民医院 | Regulating mechanism of Elekta linear accelerator |
-
2013
- 2013-11-29 CN CN201310619515.5A patent/CN103654834B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4891601A (en) * | 1987-12-21 | 1990-01-02 | Shimadzu Corporation | Radio frequency multipole linear accelerator |
| WO2000007037A1 (en) * | 1998-07-31 | 2000-02-10 | Daniel Navarro | Dynamic radiation scanning device |
| JP2007165250A (en) * | 2005-12-16 | 2007-06-28 | Hitachi Ltd | Microwave ion source, linear accelerator system, accelerator system, accelerator system for medical use, high energy beam application system, neutron generating device, ion beam processing device, microwave plasma source, and plasma processing device |
| CN200987234Y (en) * | 2006-12-20 | 2007-12-05 | 沈阳东软医疗系统有限公司 | Device for regulating accelerating tube orientation of medical stationary wave accelerator |
| CN201384796Y (en) * | 2009-04-21 | 2010-01-20 | 成都利尼科医学技术发展有限公司 | Lead mould holder of analog machine of electronic linear accelerator |
| CN102441754A (en) * | 2011-09-21 | 2012-05-09 | 成都利尼科医学技术发展有限公司 | High-precision locator for electronic gun of linear accelerator |
| CN202409871U (en) * | 2011-12-31 | 2012-09-05 | 成都利尼科医学技术发展有限公司 | Adjusting mechanism for flattening filter of medical linear accelerator |
| CN203677114U (en) * | 2013-11-29 | 2014-07-02 | 江苏省人民医院 | Control device for regulating X-ray ball pipe source position on cone beam CT (computed tomography) |
| CN103800031A (en) * | 2014-02-12 | 2014-05-21 | 江苏省人民医院 | Regulating mechanism of Elekta linear accelerator and regulating method thereof |
| CN203789941U (en) * | 2014-02-12 | 2014-08-27 | 江苏省人民医院 | Regulating mechanism of Elekta linear accelerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103800031A (en) * | 2014-02-12 | 2014-05-21 | 江苏省人民医院 | Regulating mechanism of Elekta linear accelerator and regulating method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103654834B (en) | 2015-08-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11737714B2 (en) | Cone-beam computed tomography imaging devices, systems, and methods | |
| AU2014409423B2 (en) | Radiation therapy system | |
| CN103071241B (en) | Stereotactic radiotherapeutic device | |
| WO2013146945A1 (en) | Device for remotely cross-firing particle beams | |
| JP2003501666A (en) | Gamma camera and CT system | |
| CN110917509B (en) | Imaging method and system based on dual-energy CBCT and radiotherapy device | |
| CN109793997B (en) | Imaging device and imaging method for radiotherapy | |
| CN203379504U (en) | 360-degree therapy device suitable for fixed hadron beams | |
| CN104307114B (en) | Five degree of freedom O-arm radiotherapy system | |
| CN203043323U (en) | Stereotactic bracket system for prostate particle implantation | |
| CN208640847U (en) | A kind of console mode tumour radiotherapy seeds implanted treatment automatic puncturing device | |
| WO2013127005A1 (en) | Reduced dose x-ray imaging | |
| CN203677114U (en) | Control device for regulating X-ray ball pipe source position on cone beam CT (computed tomography) | |
| CN108031016A (en) | A kind of radiation therapeutical bed | |
| KR101500247B1 (en) | Neutron therapy equipment with PET and SPECT collimator | |
| CN103654834B (en) | Regulate control device and the control method of x-ray bulb source position on conical beam CT | |
| CN203789941U (en) | Regulating mechanism of Elekta linear accelerator | |
| CN104225807B (en) | A kind of stereotactic radiotherapy equipment and its implementation | |
| CN204170301U (en) | Radiotherapy system | |
| CN104056367A (en) | Radiation treatment device | |
| CN103800031A (en) | Regulating mechanism of Elekta linear accelerator and regulating method thereof | |
| CN106308826A (en) | C type arm of C-arm X-ray machine | |
| CN210433855U (en) | Imaging device for radiation therapy | |
| CN204121623U (en) | Five degree of freedom O-arm radiotherapy system | |
| CN105854190B (en) | It is a kind of based on the accurate radiation technique of stereotaxis（χ+γ）Ray integrated digital radiotherapy unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20151129 |