CN201910257U - Collimating device for radiotherapy system - Google Patents
Collimating device for radiotherapy system Download PDFInfo
- Publication number
- CN201910257U CN201910257U CN2010206748206U CN201020674820U CN201910257U CN 201910257 U CN201910257 U CN 201910257U CN 2010206748206 U CN2010206748206 U CN 2010206748206U CN 201020674820 U CN201020674820 U CN 201020674820U CN 201910257 U CN201910257 U CN 201910257U
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- collimation body
- jam plate
- radiotherapy system
- collimating
- collimation
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Abstract
The utility model relates to a collimating device for a radiotherapy system, comprising a collimating body; the collimating body is internally provided with a plurality of collimators; a through hole is arranged at the center of each collimator; the central lines of the through holes of all collimators are focused on a common focus point; a locking plate mechanism is arranged on the external surface of the collimating body; two sides of the locking plate mechanism are provided with joint parts; the bottom surface of the collimating body is provided with a positioning slot; and the side surface of the collimating body is provided with a positioning spigot. An automatic control device of the radiotherapy system can be connected with the joint parts of the collimating body and the locking plate mechanism, so that the collimating body can be driven to move between a collimating bin and the radiotherapy system; and the collimating device can be automatically replaced by the precise positioning of the positioning slot and the positioning spigot, therefore, the auxiliary time for radiation therapy can be shortened, the workload of a worker can be reduced, and the treatment efficiency can be improved.
Description
Technical field
The utility model relates to a kind of radiating medical equipment, relates in particular to a kind of beam collimation device that is used for the gamma ray focusing radiotherapy system.
Background technology
At present, be provided with in the radiation therapy and penetrate source apparatus, penetrate the principle of work that source apparatus adopts rotary-focusing, turn round around therapeutic bed, thereby, focus to patient on the therapeutic bed is turned round irradiation, in radiation therapy process, according to the shape and the position of patient body's inner disease foci, optimize therapeutic scheme, select the radiation beam of different-diameter respectively for use, promptly select the collimation passage of different size for use, satisfy the requirement of conformal therapy; According to treatment plan; by changing the collimation body of different size; change the diameter of radiation beam; thereby form the different focusing target spots that focus on size; make the lesion tissue of rotating the accumulation place be subjected to the conform irradiation of maximum dose; health tissues is subjected to irradiation instantaneous, tolerance dose, thereby kills focus, protect perilesional health tissues, reaches radiocurable purpose.
Adopt the radiotherapy system of revolution irradiation; the radioactive source centralized arrangement is treated the restriction of space and radioactive source activity, when selecting the collimation passage of different size for use; need manually to change collimator apparatus; in radiation therapy process, when patient needs the ray focusing irradiation in different apertures, must shut down; change collimator apparatus; prolong radiocurable non-cutting time, increased staff's labor capacity, reduced the efficient of treatment work.
Summary of the invention
The technical problems to be solved in the utility model is: at manually changing collimator apparatus in the prior art, the defective that prolongs radiocurable non-cutting time, a kind of collimator apparatus of radiotherapy system is provided, comprise: the collimation body, be provided with a plurality of collimating apparatuss in the described collimation body, described collimating apparatus central authorities are equipped with through hole, the center line of described through hole focuses on the public focus, the outside surface of described collimation body is provided with jam plate mechanism, the both sides of described jam plate mechanism are provided with mouthpiece, and the bottom surface central authorities of described collimation body are provided with locating slot.
In the collimator apparatus of radiotherapy system described in the utility model, the jam plate mechanism of described collimation body comprises: microscler jam plate, be located at the rotating shaft of described jam plate central authorities, the central authorities of described jam plate are provided with lockhole, described jam plate is rotatably connected on the described collimation body by rotating shaft, and the outside surface on the long limit of described jam plate can stretch in the described locating slot.
In the collimator apparatus of radiotherapy system described in the utility model, the mouthpiece of described collimation body is arranged symmetrically in the both sides of described jam plate mechanism, described mouthpiece is cylindrical, the bottom surface of described mouthpiece is fixed on the described collimation body, is provided with the gap between the face of cylinder of described mouthpiece and the described jam plate.
In the collimator apparatus of radiotherapy system described in the utility model, the locating slot of described collimation body is positioned at the central authorities of described collimation body, and runs through the inside surface and the outside surface of described collimation body.
In the collimator apparatus of radiotherapy system described in the utility model, the locating slot of described collimation body is two, is arranged in the upper bottom surface and the bottom surface of described collimation body.
In the collimator apparatus of radiotherapy system described in the utility model, the both sides of described collimation body are provided with positioning spigot.
In the collimator apparatus of radiotherapy system described in the utility model, bottom surface symmetric arrangement two row's rollers of described collimation body.
The utility model beneficial effect compared with prior art is:
Because the mouthpiece on the collimation body is used to admit the driving mechanism of collimation body, jam plate mechanism on the collimation body, can be connected with the driving mechanism of collimation body, locating slot and positioning spigot on the collimation body, guarantee that the collimation body accurately docks with radiotherapy system, therefore, the driving mechanism of radiotherapy system can be connected with the collimation body, thereby driving the collimation body moves between collimation storehouse and radiotherapy system, and accurately locate by locating slot and positioning spigot, realize changing automatically collimator apparatus, shortened radiocurable non-cutting time, reduce staff's labor capacity, improved the efficient of treatment work.
Description of drawings
Fig. 1 is the structural representation of the collimator apparatus of the utility model radiotherapy system;
Fig. 2 is the front elevation of the collimator apparatus of the utility model radiotherapy system;
Fig. 3 is the cut-open view of the collimator apparatus of the utility model radiotherapy system;
Fig. 4 is the cut-open view of the collimator apparatus of the utility model radiotherapy system;
Fig. 5 is the scheme of installation of the collimator apparatus of the utility model radiotherapy system;
Fig. 6 is the scheme of installation of the collimator apparatus of the utility model radiotherapy system.
Embodiment
Also in conjunction with the accompanying drawings the utility model is described in further details below by concrete embodiment.
As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, a kind of collimator apparatus of radiotherapy system, comprise: collimation body 1, be provided with a plurality of collimating apparatuss 11 in the collimation body 1, collimating apparatus 11 central authorities are provided with through hole, the center line of collimating apparatus 11 through holes focuses on the public focus, the one side relative stretched 1 inside surface that is as the criterion with public focus, with equidistant relative stretched 1 outside surface that is as the criterion of collimation body 1 inside surface, collimation body 1 inside surface and collimation body 1 outside surface are the arc surface of concentric, two end faces of collimating apparatus 11 lay respectively on collimation body 1 inside surface and collimation body 1 outside surface, and collimating apparatus 11 parallel alleys are in being arranged in collimation body 1.
The bottom surface of collimation body 1 is provided with locating slot, and the locating slot of collimation body 1 is two, is arranged in the upper bottom surface and the bottom surface of collimation body 1, and locating slot is positioned at the central authorities of collimation body 1, and runs through inside surface and the outside surface that collimates body 1.The two sides of collimation body 1 are provided with positioning spigot.Bottom surface symmetric arrangement two row's rollers of collimation body 1.
As shown in Figure 5 and Figure 6, the side of radiotherapy apparatus is provided with can three-dimensional collimation storehouse 2 of moving, the support in collimation storehouse 2 is provided with collimation body driving mechanism and jam plate driving mechanism, the be as the criterion change bit of stretched 1 of the place ahead of driving mechanism, collimation storehouse 2 is provided with and collimates the projection that body 1 locating slot is complementary, collimation body 1 three rows, two row in collimation storehouse 2 are arranged in parallel, each collimates the aperture difference of collimating apparatus 11 through holes in the body 1, can change the distribution of radiation dose field in the radiation therapy as the through-hole aperture of radioactive source radiation channel, during radiation therapy, select the collimation body 1 of different size for use according to the requirement of treatment plan.
Be provided with collimation body carrier in the radiotherapy apparatus, be provided with the cavity of admitting collimation body 1 in the collimation body carrier, the central authorities of bottom surface are provided with and collimate the projection that body 1 is complementary on the collimation body carrier cavity, projection is provided with and collimates the groove that the jam plate of body 1 is complementary, the side of collimation body carrier cavity is provided with and collimates the locating surface that the positioning spigot of body 1 is complementary, when changing collimation body 1 according to the treatment plan needs, the collimation body carrier of radiotherapy apparatus forwards the change bit of equipment side to, the collimation storehouse 2 of moving by three-dimensional, to move to change bit according to the collimation body 1 that treatment plan is chosen, control system control collimation body driving mechanism moves horizontally, dock with the mouthpiece 13 of the collimation body 1 that is selected, then, control system control jam plate driving mechanism rotates jam plate, jam plate is stretched in second groove of collimation body driving mechanism end, finish being connected of the collimation body 1 that is selected and collimation body driving mechanism and jam plate driving mechanism, by collimation body driving mechanism, the collimation body 1 that is selected is made a gift to someone in the cavity of collimation body carrier, the positioning spigot of collimation body 1 is docked with the locating surface of collimation body carrier cavity, the locating slot of bottom surface is slidingly matched with the projection of collimation body carrier cavity on the collimation body 1, guarantee the bearing accuracy of collimation body 1, rotate jam plate by the jam plate driving mechanism, jam plate is thrown off in second groove of collimation body driving mechanism end, stretch in the collimation body carrier cavity in the groove on the projection, guarantee that the collimation body is fixedly connected in the collimation body carrier, return collimation body driving mechanism and jam plate driving mechanism to changing start bit, finish collimation body 1 and collimate docking of body carrier, in like manner, collimation body 1 can be fetched, move in the collimation storehouse 2, the collimation body 1 that next treatment plan is chosen is installed, is realized the automatic replacing of collimation body 1 in the therapeutic process.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, not breaking away under the prerequisite of the utility model design, can also make some simple deductions, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. the collimator apparatus of a radiotherapy system, comprise: the collimation body, be provided with a plurality of collimating apparatuss in the described collimation body, described collimating apparatus central authorities are equipped with through hole, the center line of described through hole focuses on the public focus, it is characterized in that: the outside surface of described collimation body is provided with jam plate mechanism, and the both sides of described jam plate mechanism are provided with mouthpiece, and the bottom surface central authorities of described collimation body are provided with locating slot.
2. the collimator apparatus of radiotherapy system as claimed in claim 1, it is characterized in that: the jam plate mechanism of described collimation body comprises: microscler jam plate, be located at the rotating shaft of described jam plate central authorities, the central authorities of described jam plate are provided with lockhole, described jam plate is rotatably connected on the described collimation body by rotating shaft, and the outside surface on the long limit of described jam plate can stretch in the described locating slot.
3. the collimator apparatus of radiotherapy system as claimed in claim 2, it is characterized in that: the mouthpiece of described collimation body is arranged symmetrically in the both sides of described jam plate mechanism, described mouthpiece is cylindrical, the bottom surface of described mouthpiece is fixed on the described collimation body, is provided with the gap between the face of cylinder of described mouthpiece and the described jam plate.
4. the collimator apparatus of radiotherapy system as claimed in claim 1, it is characterized in that: the locating slot of described collimation body is positioned at the central authorities of described collimation body, and runs through the inside surface and the outside surface of described collimation body.
5. the collimator apparatus of radiotherapy system as claimed in claim 4, it is characterized in that: the locating slot of described collimation body is two, is arranged in the upper bottom surface and the bottom surface of described collimation body.
6. the collimator apparatus of radiotherapy system as claimed in claim 1, it is characterized in that: the both sides of described collimation body are provided with positioning spigot.
7. the collimator apparatus of radiotherapy system as claimed in claim 1 is characterized in that: bottom surface symmetric arrangement two row's rollers of described collimation body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206748206U CN201910257U (en) | 2010-12-22 | 2010-12-22 | Collimating device for radiotherapy system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206748206U CN201910257U (en) | 2010-12-22 | 2010-12-22 | Collimating device for radiotherapy system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201910257U true CN201910257U (en) | 2011-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206748206U Expired - Lifetime CN201910257U (en) | 2010-12-22 | 2010-12-22 | Collimating device for radiotherapy system |
Country Status (1)
| Country | Link |
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| CN (1) | CN201910257U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015176265A1 (en) * | 2014-05-22 | 2015-11-26 | 数码医疗集团 | Multi-source focusing treatment and conformal intensity modulated radiotherapy equipment and collimator combination thereof |
| CN108744315A (en) * | 2018-06-25 | 2018-11-06 | 西安大医数码科技有限公司 | Collimator and radiotherapy apparatus |
| CN109540940A (en) * | 2018-12-06 | 2019-03-29 | 中国兵器工业第五九研究所 | A kind of short wave length X-ray diffraction instrument and equipment and its collimator quick replacement device |
| CN115350410A (en) * | 2022-10-24 | 2022-11-18 | 四川省中能医疗科技发展有限公司 | Radiotherapy ray collimation method, collimation system and radiotherapy system |
-
2010
- 2010-12-22 CN CN2010206748206U patent/CN201910257U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015176265A1 (en) * | 2014-05-22 | 2015-11-26 | 数码医疗集团 | Multi-source focusing treatment and conformal intensity modulated radiotherapy equipment and collimator combination thereof |
| CN106163613A (en) * | 2014-05-22 | 2016-11-23 | 深圳市奥沃医学新技术发展有限公司 | Multi-source focusing therapy and conformal intensity modulated treatment radiotherapy apparatus and collimator arrangement thereof |
| CN106163613B (en) * | 2014-05-22 | 2019-01-08 | 深圳市奥沃医学新技术发展有限公司 | Multi-source focusing therapy and conformal intensity modulated treatment radiotherapy apparatus and its collimator arrangement |
| CN108744315A (en) * | 2018-06-25 | 2018-11-06 | 西安大医数码科技有限公司 | Collimator and radiotherapy apparatus |
| CN109540940A (en) * | 2018-12-06 | 2019-03-29 | 中国兵器工业第五九研究所 | A kind of short wave length X-ray diffraction instrument and equipment and its collimator quick replacement device |
| CN109540940B (en) * | 2018-12-06 | 2021-06-29 | 中国兵器工业第五九研究所 | Short wavelength X-ray diffraction instrument equipment and quick collimator replacing device thereof |
| CN115350410A (en) * | 2022-10-24 | 2022-11-18 | 四川省中能医疗科技发展有限公司 | Radiotherapy ray collimation method, collimation system and radiotherapy system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110727 |
|
| CX01 | Expiry of patent term |