CN210494924U - Positioning device for breast tumor radiotherapy - Google Patents
Positioning device for breast tumor radiotherapy Download PDFInfo
- Publication number
- CN210494924U CN210494924U CN201821881176.2U CN201821881176U CN210494924U CN 210494924 U CN210494924 U CN 210494924U CN 201821881176 U CN201821881176 U CN 201821881176U CN 210494924 U CN210494924 U CN 210494924U
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- Prior art keywords
- positioning
- connecting rod
- linear motor
- tumor radiotherapy
- positioning plate
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- 238000001959 radiotherapy Methods 0.000 title claims abstract description 29
- 206010006187 Breast cancer Diseases 0.000 title claims abstract description 10
- 208000026310 Breast neoplasm Diseases 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 4
- 210000001217 buttock Anatomy 0.000 claims description 7
- 208000025426 neoplasm of thorax Diseases 0.000 claims description 4
- 201000003957 thoracic cancer Diseases 0.000 claims description 4
- 206010063659 Aversion Diseases 0.000 abstract description 2
- 206010028980 Neoplasm Diseases 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 8
- 201000011510 cancer Diseases 0.000 description 5
- 210000000038 chest Anatomy 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 101000911772 Homo sapiens Hsc70-interacting protein Proteins 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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Abstract
The utility model relates to a breast tumor radiotherapy positioning device, which comprises a positioning plate, a bracket, a first slider, a second slider, a first linear motor and a second linear motor, wherein two parallel chutes are arranged on the positioning plate; the top end of the bracket is provided with a slide rail, and the second linear motor is arranged at the top end of the bracket and drives the second slide block to slide along the slide rail; the sliding rail penetrates through the top end of the support, the lower end of the second sliding block extends out of the sliding rail, and an installation groove for installing a radiotherapy lamp is formed in the end face of the lower end of the second sliding block; the position of the positioning plate close to one end is provided with a positioning hole, a supporting rod is arranged in the positioning hole, the upper surface of the supporting rod is provided with an annular positioning frame in a sliding mode, and a circle of sponge gasket is arranged on the periphery of the annular positioning frame. The utility model discloses a positioner can prevent that the human aversion is too big.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to chest tumour radiotherapy positioner.
Background
Radiation including α, β, gamma rays generated by radioactive isotopes and X rays, electron beams, proton beams and other particle beams generated by various X-ray therapeutic machines or accelerators is used for treating cancer, about 70 percent of cancer patients need to be treated by radiation therapy in the process of treating cancer, about 40 percent of cancer can be radically treated by radiation therapy, and the role and the position of the radiation therapy in tumor treatment are increasingly prominent, so that the radiation therapy becomes one of the main means for treating malignant tumors.
The fixing device is required to be used for positioning and fixing a certain specific part of the body of a patient during radiotherapy, the conventional radiotherapy positioning and fixing device is usually composed of a base and a support, but the support cannot be adjusted in bending degree generally so as to be suitable for radioactive rays better, the CT machine is required to be used for specific positioning before radiotherapy, and the normal tissues around the tumor are protected to the maximum extent
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a chest tumour radiotherapy positioner.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a breast tumor radiotherapy positioning device comprises a positioning plate, a support, first sliding blocks, second sliding blocks, a first linear motor and a second linear motor, wherein two parallel sliding grooves are formed in the positioning plate; the top end of the bracket is provided with a slide rail, and the second linear motor is installed at the top end of the bracket and drives the second sliding block to slide along the slide rail; the sliding rail penetrates through the top end of the support, the lower end of the second sliding block extends out of the sliding rail, and an installation groove for installing a radiotherapy lamp is formed in the end face of the lower end of the second sliding block; the positioning plate is characterized in that a positioning hole is formed in the position, close to one end, of the positioning plate, a supporting rod is arranged in the positioning hole, an annular positioning frame is arranged on the upper surface of the supporting rod in a sliding mode, a circle of sponge gasket is arranged on the periphery of the annular positioning frame, and an elastic positioning layer is fixed in the annular positioning frame.
The utility model has the advantages that: the utility model discloses a positioner adjusts the position of radiotherapy lamp through controlling first linear electric motor and second linear electric motor to fix a position human buttock through the annular locating frame on the locating plate, and then prevent that the human body from shifting too big.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, a third linear motor is installed on the supporting rod, and a driving end of the third linear motor is connected with the annular positioning frame and drives the annular positioning frame to move along a direction parallel to the sliding groove.
The beneficial effect of adopting the further scheme is that: the third linear motor can adjust and position the position of the annular positioning frame, and further effectively position the chest of the human body.
Furthermore, the annular positioning frame is matched with the shape of the buttocks of the human body.
The beneficial effect of adopting the further scheme is that: the annular positioning frame is matched with the shape of the human hip, so that the patient can lie on the positioning plate comfortably and can be positioned effectively.
Furthermore, the annular positioning frame comprises two arc-shaped positioning frames, the two arc-shaped positioning frames are arranged oppositely, and the end parts corresponding to the two positioning frames are connected through springs.
The beneficial effect of adopting the further scheme is that: the two positioning frames are connected through the spring, and can be properly adjusted according to the sizes of the buttocks of different patients.
Furthermore, an elastic bandage is installed on the positioning plate, and two ends of the elastic bandage are detachably connected to the edges of two sides of the positioning plate respectively and are perpendicular to the sliding grooves.
The beneficial effect of adopting the further scheme is that: the arrangement of the elastic bandage can further effectively position the patient.
Furthermore, the two ends of the elastic bandage are detachably connected with the edges of the two sides of the positioning plate through buckles respectively.
The beneficial effect of adopting the further scheme is that: the buckle makes things convenient for elastic bandage's dismouting.
Further, still include position sensor and controller, position sensor fixes on the elasticity bandage, the controller is installed locating plate one end, the controller respectively through the wire with position sensor, first linear electric motor, second linear electric motor are connected.
The beneficial effect of adopting the further scheme is that: the controller can control the first linear motor and the second linear motor to work through position signals transmitted by the position sensor, and then the support is driven to move to a proper position.
Further, the support includes head rod, second connecting rod and horizontal pole, the lower extreme is fixed with a first slider respectively under head rod and the second connecting rod, be equipped with the perpendicular groove of vertical arrangement on head rod and the second connecting rod respectively, the connection can be dismantled respectively at the both ends of horizontal pole in perpendicular inslot on head rod and the second connecting rod.
The beneficial effect of adopting the further scheme is that: the arrangement of the first connecting rod, the second connecting rod and the cross rod facilitates the adjustment of the distance between the support and the positioning plate for patients with different body types.
Furthermore, a row of vertically arranged connecting through holes are respectively formed in the first connecting rod and the second connecting rod, connecting grooves are respectively formed in two ends of the cross rod, and the connecting grooves in the two ends of the cross rod are correspondingly connected with the connecting through holes in the first connecting rod and the second connecting rod through bolts.
The beneficial effect of adopting the further scheme is that: the distance between the cross rod and the positioning plate is convenient to adjust.
Drawings
Fig. 1 is a schematic top view of the positioning device of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. positioning a plate; 11. positioning holes; 12. a support bar; 13. a chute; 2. a support; 21. a first connecting rod; 22. a second connecting rod; 23. a cross bar; 24. a slide rail; 3. a first linear motor; 4. a second linear motor; 5. an annular positioning frame; 51. a sponge washer; 52. a spring; 6. an elastic band; 7. a position sensor; 8. and a second slider.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, the positioning device for thoracic tumor radiotherapy of this embodiment includes a positioning plate 1, a support 2, a first slider, a second slider, a first linear motor 3 and a second linear motor 4, two parallel sliding grooves 13 are formed on the positioning plate 1, the support 2 is in an inverted U-shaped structure, two ends of the support 2 are respectively slidably connected in the sliding grooves 13 through the first slider, and a driving end of the first linear motor 3 is connected with one of the first sliders and drives the first slider to slide in the corresponding sliding groove 13; a slide rail 24 is arranged at the top end of the bracket 2, and the second linear motor 4 is installed at the top end of the bracket 2 and drives the second slide block 8 to slide along the slide rail; the slide rail 24 penetrates through the top end of the support 2, the lower end of the second slide block 8 extends out of the slide rail 24, and an installation groove for installing a radiotherapy lamp is formed in the end face of the lower end of the second slide block; the positioning plate is characterized in that a positioning hole 11 is formed in the position, close to one end, of the positioning plate 1, a supporting rod 12 is arranged in the positioning hole 11, an annular positioning frame 5 is arranged on the upper surface of the supporting rod 12 in a sliding mode, a circle of sponge gasket 51 is arranged on the periphery of the annular positioning frame 5, and an elastic positioning layer is fixed in the annular positioning frame 5.
The positioning device of this embodiment adjusts the position of radiotherapy lamp through controlling first linear electric motor and second linear electric motor to fix a position human buttock through the annular locating frame on the locating plate, and then prevent that human aversion is too big.
As shown in fig. 1, a third linear motor is mounted on the support rod 12 of this embodiment, and a driving end of the third linear motor is connected to the annular positioning frame 5 and drives the annular positioning frame 5 to move along a direction parallel to the sliding groove 13. The third linear motor can adjust and position the position of the annular positioning frame, and further effectively position the chest of the human body.
As shown in fig. 1, the ring-shaped positioning frame 5 of the present embodiment is adapted to the shape of the buttocks of a human body. The annular positioning frame is matched with the shape of the human hip, so that the patient can lie on the positioning plate comfortably and can be positioned effectively.
As shown in fig. 1, the annular positioning frame 5 of this embodiment includes two arc-shaped positioning frames, the two arc-shaped positioning frames are disposed opposite to each other, and the corresponding ends of the two positioning frames are connected by a spring 52. The two positioning frames are connected through the spring, and can be properly adjusted according to the sizes of the buttocks of different patients.
As shown in fig. 1, the positioning plate 1 of this embodiment is provided with an elastic bandage 6, and two ends of the elastic bandage 6 are detachably connected to two side edges of the positioning plate 1 respectively and are perpendicular to the sliding groove 13. The elastic bandage of this embodiment can select for use the rubber material, and the middle part is buckled control elasticity through the japanese letter. The arrangement of the elastic bandage can further effectively position the patient.
As shown in fig. 1, two ends of the elastic bandage 6 of this embodiment are detachably connected to two side edges of the positioning plate 1 through fasteners, respectively. The buckle makes things convenient for elastic bandage's dismouting. The buckle of this embodiment can adopt the grafting on the schoolbag to detain, and the locating plate both sides of this embodiment are equipped with the bayonet joint of two rows of equidistant buckles respectively moreover, can insert the socket at elastic bandage both ends to arbitrary two corresponding bayonet joints as required.
As shown in fig. 1, the positioning device of this embodiment further includes a position sensor 7 and a controller, the position sensor 7 is fixed on the elastic bandage 6, the controller is installed at one end of the positioning plate 1, and the controller is respectively connected to the position sensor 7, the first linear motor 3, and the second linear motor 4 through wires. The controller can control the first linear motor and the second linear motor to work through position signals transmitted by the position sensor, and then the support is driven to move to a proper position. The controller of this embodiment may be a single chip microcomputer, and the model may be MSP130F 2012.
As shown in fig. 1, the bracket 2 of this embodiment includes a first connecting rod 21, a second connecting rod 22 and a cross rod 23, wherein lower ends of the first connecting rod 21 and the second connecting rod 22 are respectively fixed with a first slider, the first connecting rod 21 and the second connecting rod 22 are respectively provided with a vertical groove arranged vertically, and two ends of the cross rod 23 are respectively detachably connected to the vertical grooves of the first connecting rod 21 and the second connecting rod 22. The arrangement of the first connecting rod, the second connecting rod and the cross rod facilitates the adjustment of the distance between the support and the positioning plate for patients with different body types.
In this embodiment the first connecting rod 21 and the second connecting rod 22 are respectively provided with a row of vertical connecting holes, the two ends of the cross rod 23 are respectively provided with a connecting groove, and the connecting grooves at the two ends of the cross rod 23 are respectively connected with the connecting holes of the first connecting rod 21 and the second connecting rod 22 correspondingly through bolts. The distance between the cross rod and the positioning plate is convenient to adjust.
The positioning device of this embodiment can drive the annular positioning frame through third linear electric motor and remove through setting up annular positioning frame, and then adjusts the human body and fixes a position to suitable position, and annular positioning frame adopts two positioning frames to pass through spring coupling moreover, can both realize effective location to the patient of different sizes. By arranging the position sensor on the elastic binding belt, the first linear motor and the second linear motor can be controlled to move to proper positions according to the position of the position sensor.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (9)
1. A breast tumor radiotherapy positioning device is characterized by comprising a positioning plate, a support, a first sliding block, a second sliding block, a first linear motor and a second linear motor, wherein two sliding chutes which are arranged in parallel are formed in the positioning plate; the top end of the bracket is provided with a slide rail, and the second linear motor is installed at the top end of the bracket and drives the second sliding block to slide along the slide rail; the sliding rail penetrates through the top end of the support, the lower end of the second sliding block extends out of the sliding rail, and an installation groove for installing a radiotherapy lamp is formed in the end face of the lower end of the second sliding block;
the positioning plate is characterized in that a positioning hole is formed in the position, close to one end, of the positioning plate, a supporting rod is arranged in the positioning hole, an annular positioning frame is arranged on the upper surface of the supporting rod in a sliding mode, a circle of sponge gasket is arranged on the periphery of the annular positioning frame, and an elastic positioning layer is fixed in the annular positioning frame.
2. The positioning device for breast tumor radiotherapy according to claim 1, wherein a third linear motor is mounted on the supporting rod, and a driving end of the third linear motor is connected to the annular positioning frame and drives the annular positioning frame to move along a direction parallel to the sliding groove.
3. The positioning device for breast tumor radiotherapy as claimed in claim 1, wherein the annular positioning frame is adapted to the shape of the buttocks of the human body.
4. The positioning device for breast tumor radiotherapy as claimed in claim 1, wherein the annular positioning frame comprises two arc-shaped positioning frames, the two arc-shaped positioning frames are oppositely arranged, and the corresponding ends of the two positioning frames are connected through a spring.
5. The positioning device for breast tumor radiotherapy according to claim 1, wherein an elastic bandage is installed on the positioning plate, and two ends of the elastic bandage are detachably connected to two side edges of the positioning plate respectively and are perpendicular to the sliding groove.
6. The positioning device for breast tumor radiotherapy according to claim 5, wherein two ends of the elastic bandage are detachably connected with two side edges of the positioning plate respectively through buckles.
7. The positioning device for thoracic tumor radiotherapy as claimed in claim 5, further comprising a position sensor and a controller, wherein the position sensor is fixed on the elastic strap, the controller is installed at one end of the positioning plate, and the controller is respectively connected to the position sensor, the first linear motor and the second linear motor through wires.
8. The positioning device for thoracic tumor radiotherapy of claim 1, wherein the support comprises a first connecting rod, a second connecting rod and a cross rod, wherein a first sliding block is fixed to the lower ends of the first connecting rod and the second connecting rod respectively, vertical slots are vertically arranged on the first connecting rod and the second connecting rod respectively, and two ends of the cross rod are detachably connected to the vertical slots on the first connecting rod and the second connecting rod respectively.
9. The positioning device for thoracic tumor radiotherapy of claim 8, wherein the first connecting rod and the second connecting rod are respectively formed with a row of vertically arranged connecting holes, the two ends of the cross rod are respectively formed with connecting slots, and the connecting slots at the two ends of the cross rod are respectively connected with the connecting holes of the first connecting rod and the second connecting rod by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881176.2U CN210494924U (en) | 2018-11-14 | 2018-11-14 | Positioning device for breast tumor radiotherapy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821881176.2U CN210494924U (en) | 2018-11-14 | 2018-11-14 | Positioning device for breast tumor radiotherapy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210494924U true CN210494924U (en) | 2020-05-12 |
Family
ID=70542027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821881176.2U Expired - Fee Related CN210494924U (en) | 2018-11-14 | 2018-11-14 | Positioning device for breast tumor radiotherapy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210494924U (en) |
-
2018
- 2018-11-14 CN CN201821881176.2U patent/CN210494924U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200512 |