CN204951972U - Non - coplane radiation therapy system - Google Patents
Non - coplane radiation therapy system Download PDFInfo
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- CN204951972U CN204951972U CN201520685366.7U CN201520685366U CN204951972U CN 204951972 U CN204951972 U CN 204951972U CN 201520685366 U CN201520685366 U CN 201520685366U CN 204951972 U CN204951972 U CN 204951972U
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- therapeutic bed
- turning arm
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Abstract
The utility model relates to a non - coplane radiation therapy system in the medical equipment field, include: the gamma ray source, a machine support, image positioning system and treatment bed, the frame is by the revolution base, L type swinging boom and C type swinging boom are constituteed, be connected for the revolute pair between revolution base and the L type swinging boom, be connected for the revolute pair between L type swinging boom and the C type swinging boom, the gamma ray source is installed in C type swinging boom one end, the C type swinging boom other end is installed dosage and is verified the device, image positioning system (3) are including two sets of X ray image systems, the both sides at C type swinging boom are alternately installed by two sets of X ray image systems, the treatment bed is corresponding to the rack -mount, by the treatment bed board, the slip table supports mechanism group with the treatment bed and becomes, be connected for the revolute pair between treatment bed board and the slip table. The utility model discloses a non - coplane radiation therapy system can be used for the coplane and the non - coplane radiotherapy of head and neck neoplasm, orthopedics tumour, tumor of spine etc. And the motion scope of frame is big, the flexibility is high.
Description
Technical field
This utility model relates to field of medical device, specifically a kind of non-co-planar radiotherapy system.
Background technology
Malignant tumor (cancer) is the main major disease affecting China's population sound development.Point out in World Health Organization's " global cancer report 2014 ", newly-increased cases of cancer has nearly half to appear at Asia, and wherein major part is in China, and the newly-increased cases of cancer of China is in first.In 4 kinds of malignant tumor such as liver, esophagus, harmonization of the stomach lung, Chinese new cases and death toll all occupy first place in the world.The annual newly-increased cases of cancer about 3,500,000 of China, about has 2,500,000 people therefore dead.
In existing technology of cancer treatment, radiotherapy is a kind of very important means, can cure in tumor patient, and the cure rate of radiotherapy can reach 12%, therefore, and the function and significance highly significant of radiotherapy.Along with the development of the technology such as biology, surgery, iconography, Precision Machinery and subject, the means of radiotherapy and radiotherapy apparatus also achieve larger progress.Present radiotherapy technology, all in the radiotherapeutic effect pursuing " four essences ", i.e. Precise Diagnosis, accurately plan, accurately location and accurate treatment.
In modern medicine, comparatively general accurate radiotherapy technology is three dimensional conformal radiation therapy, intensity modulated radiation therapy, stereotactic radiotherapy, termed image-guided radiotherapy etc.Accurate radiotherapy technology can improve tumor by local cure rate effectively, reduces the damage of normal organ, improves therapeutic quality.But, for most conventional radiotheraphy equipment, what its frame adopted is comparatively huge gantry type frame, C type frame or ring gantry, reach accurate radiotherapy, just need frame to have larger treatment space, more flexibly load carrier, be equipped with imaging device etc. more clearly simultaneously.Wherein, non-co-planar radiation therapy technology combines advanced image system, can realize good therapeutic effect in theory.This technology is reported in more document, has obvious advantage: (1) light beam incident direction is more flexible, can increasing dose gradient effectively, avoids normal structure; (2) isodose curve after treatment is compact, effectively reduces OARs and normal structure exposure dose; (3) dosimetric characteristics is better, even can match in excellence or beauty with the dosage level of proton radiotherapy.And the best implementation of this technology is that frame has very high flexibility ratio and free space.And existing radiotherapy apparatus, the kinematic dexterity of carrying accelerator/radiogenic frame is poor, can not revolve round the sun, and limits that to realize non-public face radiocurable feasible.
Summary of the invention
The purpose of this utility model is to overcome the problems referred to above, provides a kind of accelerator frame to revolve round the sun, and realizes the precise radiotherapy system of non-co-planar treatment.
The purpose of this utility model is realized by following technical proposals:
A kind of non-co-planar therapy system, comprising: radiographic source, frame, Image Location System and therapeutic bed.It is characterized in that described frame is made up of revolution foundation, L-type turning arm and C type turning arm three part, for revolute pair is connected between revolution foundation with L-type turning arm, realize the revolution of frame, for revolute pair is connected between L-type turning arm with C type turning arm, realize the rotation of frame; Described radiographic source is arranged on C type turning arm one end, and the C type turning arm other end is provided with dose verification devices; Described Image Location System comprises two cover X ray image systems, and every suit X ray image system forms by x-ray source and flat panel detector, and two cover X ray image system transposition are arranged on the both sides of C type turning arm; Described therapeutic bed correspond to frame install, by treatment bed board, slide unit and therapeutic bed supporting mechanism form, treatment bed board with between slide unit for revolute pair is connected.The pivot center of revolute pair passes through the imaging center point of Image Location System, i.e. isocenter point.
In such scheme, the concrete mode that described X ray image system transposition is arranged on the both sides of C type turning arm is: C type turning arm is provided with x-ray source support and flat panel detector support, the x-ray source of X ray image system and flat panel detector are arranged in x-ray source support and flat panel detector support respectively, in order to can accurately image be realized, at least on x-ray source support or any one group of flat panel detector support, micro-adjusting mechanism is installed, for adjusting the orientation of x-ray source or flat panel detector.
In such scheme, in order to realize realizing non-public face treatment more neatly, the concrete mode that therapeutic bed corresponds to frame installation is: therapeutic bed supporting mechanism is arranged on the arc guide rail of revolution foundation outer rim, can realize therapeutic bed and rotate around revolution foundation central axis.The central axis Guo Deng center of described revolution foundation (2-1), the centrage launching X-ray with radiographic source (1) overlaps.
Further, the slide unit of therapeutic bed described in such scheme with between therapeutic bed supporting mechanism for moving sets is connected, namely slide unit lower end is provided with slide block, therapeutic bed supporting mechanism is provided with Connection Block, Connection Block is provided with line slideway, slide block coordinates with line slideway, realizes rectilinear motion, and then realizes the feed motion of therapeutic bed.
In such scheme, described therapeutic bed supporting mechanism is a joint series robot or parallel robot or mobile platform.
In such scheme, described revolution foundation is provided with reference mark, for calibrating and indicate the revolution angle of frame or the revolution angle of therapeutic bed.
In such scheme, the centrage that central axis and the radiographic source of described revolution foundation launch X-ray overlaps, and the centerline such as namely to pass through perpendicular to ground.
Usefulness of the present utility model is:
(1) non-co-planar radiotherapy system described in the utility model, its frame can realize revolution and rotation, revolution degree of freedom improves motility and the range of movement of frame and radiographic source treatment head, the revolution of therapeutic bed is two-stage simultaneously, one-level is between therapeutic bed and therapeutic bed slide unit, one-level is between therapeutic bed supporting mechanism and mounting plane, and two-stage therapeutic bed can realize the non-non-co-planar to patient easily and treat;
(2) this utility model is at described non-co-planar radiotherapy system, and x-ray source or flat panel detector are provided with micro-adjusting mechanism, makes its orientation adjustable, improves the precision of image system;
(3) non-co-planar radiotherapy system described in the utility model, two cover image systems are integrated in frame, rotation and revolution can be carried out with frame, three-dimensional CBCT imaging can be realized and two dimension is crossed as picture, and owing to integrating with frame, be easy to card imaging center to overlap with the axis of rotation axis, imaging positioning precision is high, and motility is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of non-co-planar radiotherapy system described in the utility model.
Fig. 2 is the schematic diagram of an embodiment described in the utility model.
In accompanying drawing, the implication of each digitized representation is:
1: radiographic source; 2: frame; 2-1: revolution foundation; 2-2:L type turning arm; 2-3:C type turning arm; 3: Image Location System; 3-1:X radiographic source; 3-2: flat panel detector; 3-3:X radiology stent; 3-4: flat panel detector support; 4: therapeutic bed; 4-1: treatment bed board; 4-2: slide unit; 4-3: therapeutic bed supporting mechanism; 5: dose verification devices.
Specific embodiment
Be described in further detail this utility model below in conjunction with drawings and Examples, but this utility model is not limited only to described embodiment.
Embodiment one
Non-public face radiotherapy system as shown in Figure 1, is made up of radiographic source 1, frame 2, Image Location System 3 and therapeutic bed 4, described frame 2 is made up of revolution foundation 2-1, L-type turning arm 2-2 and C type turning arm 2-3 tri-part, for revolute pair is connected between revolution foundation 2-1 with L-type turning arm 2-2, the revolution of frame 2 around revolution foundation central axis can be realized, the centrage that central axis and the radiographic source 1 of described revolution foundation 2-1 launch X-ray overlaps, the centerline such as namely to pass through perpendicular to ground, for revolute pair is connected between L-type turning arm 2-2 with C type turning arm 2-3, realize the spinning motion of frame 2 around patient's longitudinal direction, described radiographic source 1 is arranged on C type turning arm 2-3 one end, and the C type turning arm 2-3 other end is provided with dose verification devices 5, is used for the treatment of in process and monitors patient's exposure dose, described Image Location System 3 comprises two cover X ray image systems, every suit X ray image system forms by x-ray source 3-1 and flat panel detector 3-2, two cover X ray image systems 3 intersections are arranged on the both sides of C type turning arm 2-3, intersecting angle is 90 degree, concrete mounting means is: C type turning arm 2-3 is provided with x-ray source support 3-3 and flat panel detector support 3-4, the x-ray source 3-1 of X ray image system and flat panel detector 3-2 is arranged on x-ray source support 3-3 and flat panel detector support 3-4 respectively, in order to can accurately image be realized, all micro-adjusting mechanism is installed at x-ray source support 3-3 and flat panel detector support 3-4, for adjusting the orientation of x-ray source 3-1 and flat panel detector 3-2.
In the present embodiment, therapeutic bed 4 is made up for the treatment of bed board 4-1, slide unit 4-2 and therapeutic bed supporting mechanism 4-3, treatment bed board 4-1 with between slide unit 4-2 for revolute pair is connected, for moving sets is connected between slide unit 4-2 with therapeutic bed supporting mechanism 4-3, namely slide unit 4-2 lower end is provided with slide block, and therapeutic bed supporting mechanism 4-3 is provided with Connection Block, Connection Block is provided with line slideway, slide block coordinates with line slideway, realizes rectilinear motion, and then realizes the feed motion of therapeutic bed; The present embodiment is in order to realize non-public face treatment more neatly, therapeutic bed supporting mechanism 4-3 is arranged on the arc guide rail of revolution foundation 2-1 outer rim, rotate around revolution foundation 2-1 central axis, expand the space of therapeutic bed 4, make radiographic source 1 can go to target area of irradiation from the more angle of surroundings thereof, thus the organ that effectively averts danger, also effectively can improve dose uniformity and the conformal degree of target area.
The present embodiment can realize the non-co-planar radiotherapy for patient, and roughly process is: frame is 0 ° time, and therapeutic bed is at 0 °, and frame rotation can around imaging patients, completes the radiotherapy of 0 degree of plane under image-guided; Then frame or therapeutic bed revolution certain angle, realize the radiotherapy being different from last plane, choose multiple plane, form the non-co-planar therapeutic modality of plane multiple spot more than at the target area surrounding space of patient with this in the plane of this angle.
Embodiment two
As shown in Figure 2, the supporting mechanism of therapeutic bed described in the present embodiment (4-3) is a joint series robot, and all the other structures are all with embodiment one.
Claims (6)
1. a non-co-planar radiotherapy system, comprising: radiographic source (1), frame (2), Image Location System (3) and therapeutic bed (4); It is characterized in that: described frame (2) is made up of revolution foundation (2-1), L-type turning arm (2-2) and C type turning arm (2-3) three part, for revolute pair is connected between revolution foundation (2-1) with L-type turning arm (2-2), for revolute pair is connected between L-type turning arm (2-2) with C type turning arm (2-3); Described radiographic source (1) is arranged on C type turning arm (2-3) one end, and C type turning arm (2-3) other end is provided with dose verification devices (5); Described Image Location System (3) comprises two cover X ray image systems, every suit X ray image system forms by x-ray source (3-1) and flat panel detector (3-2), and two cover X ray image system (3) intersections are arranged on the both sides of C type turning arm (2-3); Described therapeutic bed (4) is installed corresponding to frame (2), be made up for the treatment of bed board (4-1), slide unit (4-2) and therapeutic bed supporting mechanism (4-3), treatment bed board (4-1) with between slide unit (4-2) for revolute pair is connected, the pivot center of revolute pair passes through the imaging center point of Image Location System, i.e. isocenter point.
2. according to non-co-planar radiotherapy system according to claim 1, it is characterized in that: the concrete mode that described X ray image system transposition is arranged on the both sides of C type turning arm (2-3) is: C type turning arm (2-3) is provided with x-ray source support (3-3) and flat panel detector support (3-4), the x-ray source (3-1) of X ray image system and flat panel detector (3-2) are arranged in x-ray source support (3-3) and flat panel detector support (3-4) respectively, in order to can accurately image be realized, at least on x-ray source support (3-3) or any one group of flat panel detector support (3-4), micro-adjusting mechanism is installed, for adjusting the orientation of x-ray source (3-1) or flat panel detector (3-2).
3. according to non-co-planar radiotherapy system according to claim 1, it is characterized in that: the concrete mode that described therapeutic bed (4) is installed corresponding to frame (2) is: therapeutic bed supporting mechanism (4-3) is arranged on the arc guide rail of revolution foundation (2-1) outer rim, therapeutic bed (4) can be realized rotate around revolution foundation (2-1) central axis, the central axis Guo Deng center of described revolution foundation (2-1), the centrage launching X-ray with radiographic source (1) overlaps.
4. according to non-co-planar radiotherapy system according to claim 3, it is characterized in that: described therapeutic bed slide unit (4-2) with between therapeutic bed supporting mechanism (4-3) for moving sets is connected, namely slide unit (4-2) lower end is provided with slide block, therapeutic bed supporting mechanism (4-3) is provided with Connection Block, Connection Block is provided with line slideway, slide block coordinates with line slideway, realizes rectilinear motion, and then realizes the feed motion of therapeutic bed.
5. according to non-co-planar radiotherapy system according to claim 1, it is characterized in that: described therapeutic bed supporting mechanism (4-3) is a joint series robot or parallel robot or mobile platform.
6. according to non-co-planar radiotherapy system according to claim 1, it is characterized in that: described revolution foundation (2-1) is provided with reference mark, for calibrating and indicate the revolution angle of frame (2) or the revolution angle of therapeutic bed (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520685366.7U CN204951972U (en) | 2015-09-07 | 2015-09-07 | Non - coplane radiation therapy system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520685366.7U CN204951972U (en) | 2015-09-07 | 2015-09-07 | Non - coplane radiation therapy system |
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| CN204951972U true CN204951972U (en) | 2016-01-13 |
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| CN201520685366.7U Expired - Fee Related CN204951972U (en) | 2015-09-07 | 2015-09-07 | Non - coplane radiation therapy system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105079986A (en) * | 2015-09-07 | 2015-11-25 | 四川大学 | Non-coplanar radiotherapy system |
| CN110099717A (en) * | 2016-11-15 | 2019-08-06 | 西安大医集团有限公司 | A kind of therapeutic equipment |
| CN110382051A (en) * | 2017-08-29 | 2019-10-25 | 胜赛斯医疗有限责任公司 | Mechanical IORT X-ray radiology system with calibration well |
| CN111375143A (en) * | 2018-12-29 | 2020-07-07 | 西安大医集团股份有限公司 | Radiotherapy system and control method and device of target equipment of radiotherapy system |
| US10940334B2 (en) | 2018-10-19 | 2021-03-09 | Sensus Healthcare, Inc. | Systems and methods for real time beam sculpting intra-operative-radiation-therapy treatment planning |
| US11045667B2 (en) | 2017-07-18 | 2021-06-29 | Sensus Healthcare, Inc. | Real-time x-ray dosimetry in intraoperative radiation therapy |
| US11116997B2 (en) | 2015-04-21 | 2021-09-14 | Our United Corporation | Radiotherapeutic device |
| US11521820B2 (en) | 2017-03-31 | 2022-12-06 | Empyrean Medical Systems, Inc. | Three-dimensional beam forming x-ray source |
| US11672491B2 (en) | 2018-03-30 | 2023-06-13 | Empyrean Medical Systems, Inc. | Validation of therapeutic radiation treatment |
-
2015
- 2015-09-07 CN CN201520685366.7U patent/CN204951972U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11116997B2 (en) | 2015-04-21 | 2021-09-14 | Our United Corporation | Radiotherapeutic device |
| CN105079986A (en) * | 2015-09-07 | 2015-11-25 | 四川大学 | Non-coplanar radiotherapy system |
| CN110099717A (en) * | 2016-11-15 | 2019-08-06 | 西安大医集团有限公司 | A kind of therapeutic equipment |
| CN110099717B (en) * | 2016-11-15 | 2021-08-27 | 西安大医集团股份有限公司 | Therapeutic equipment |
| US11521820B2 (en) | 2017-03-31 | 2022-12-06 | Empyrean Medical Systems, Inc. | Three-dimensional beam forming x-ray source |
| US11045667B2 (en) | 2017-07-18 | 2021-06-29 | Sensus Healthcare, Inc. | Real-time x-ray dosimetry in intraoperative radiation therapy |
| CN110382051A (en) * | 2017-08-29 | 2019-10-25 | 胜赛斯医疗有限责任公司 | Mechanical IORT X-ray radiology system with calibration well |
| CN110382051B (en) * | 2017-08-29 | 2021-07-27 | 胜赛斯医疗有限责任公司 | Mechanical IORT X-ray radiation system with calibration well |
| US11672491B2 (en) | 2018-03-30 | 2023-06-13 | Empyrean Medical Systems, Inc. | Validation of therapeutic radiation treatment |
| US10940334B2 (en) | 2018-10-19 | 2021-03-09 | Sensus Healthcare, Inc. | Systems and methods for real time beam sculpting intra-operative-radiation-therapy treatment planning |
| CN111375143A (en) * | 2018-12-29 | 2020-07-07 | 西安大医集团股份有限公司 | Radiotherapy system and control method and device of target equipment of radiotherapy system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20180907 |
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| CF01 | Termination of patent right due to non-payment of annual fee |