CN213912015U

CN213912015U - Head tumor radiotherapy positioner

Info

Publication number: CN213912015U
Application number: CN202022788629.0U
Authority: CN
Inventors: 周钰娟; 韩亚骞; 曾彪; 杨雯娟; 王晖; 刘林; 马宏志; 易品; 潘青; 杨丽霞; 曹岱; 陈小慧; 杨睿倩
Original assignee: Hunan Cancer Hospital
Current assignee: Hunan Cancer Hospital
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-08-10
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to the technical field of medical instruments and discloses a positioning device for head tumor radiotherapy, which comprises a supporting tube, the supporting tube is connected with one end of the nursing bed, the top of the supporting tube is connected with a U-shaped plate through a telescopic device, the bottom of the U-shaped plate is rotatably connected with an arc-shaped plate, the arc-shaped plate is provided with an arc-shaped groove, a radiation device body is connected in the arc-shaped groove in a sliding way, one end of the radiation device body close to the arc-shaped plate is coaxially connected with a supporting plate, and one end of the radiation device body is coaxially provided with a sliding groove, one end of the sliding groove is coaxially connected with an annular plate, a guide rod is connected in the sliding groove in a sliding way, a sliding plate is coaxially arranged on the guide rod positioned in the sliding groove, a return spring is fixedly connected between the sliding plate and the annular plate, and the other end of the guide rod is connected with a connecting side plate; the utility model is not only simple in structure, and the medical personnel of being convenient for adjust the device, have improved the practicality of device.

Description

Head tumor radiotherapy positioner

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a positioning device for skull tumor radiotherapy.

Background

A local treatment method for treating tumor by utilizing radiation during tumor radiotherapy has the advantages that the radiation treatment occupies the main position in the existing tumor treatment technology, and becomes a main means for treating malignant tumor, with the continuous improvement of radiotherapy equipment and the appearance of accurate radiotherapy technology, the head tumor is very accurately treated by radiation on a lesion part through a treatment planning system under the CT simulation positioning, but the head radiotherapy generally adopts a fixed head frame or a body frame, so that a patient feels uncomfortable easily, the position of the radiation treatment is not easy to adjust, and normal tissues are easy to damage. Therefore, a cranial tumor radiotherapy positioning device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a head tumour radiotherapy positioner possesses the advantage that is convenient for adjust and has increased patient's use comfort, has solved present head radiotherapy and has adopted fixed headstock or body frame usually, lets the patient feel uncomfortable easily and easily adjusts the radiotherapy position, easily lets normal tissue receive the problem of harm.

In order to achieve the above object, the utility model provides a following technical scheme: a head tumor radiotherapy positioning device comprises a supporting tube, wherein the supporting tube is connected to one end of a nursing bed, the top of the supporting tube is connected with a U-shaped plate through a telescopic device, the bottom of the U-shaped plate is rotatably connected with an arc-shaped plate, the central angle of the arc-shaped plate is 180 degrees, the radius of the arc-shaped plate is smaller than the height of the U-shaped plate, an arc-shaped groove is arranged on the arc-shaped plate, the length of the arc-shaped groove is smaller than that of the arc-shaped plate, a radiation device body is connected in the arc-shaped groove in a sliding mode, one end, close to the arc-shaped plate, of the radiation device body is coaxially connected with a supporting plate, the radius of the supporting plate is larger than the width of the arc-shaped groove, a sliding groove is coaxially arranged at one end of the radiation device body, an annular plate is coaxially connected at one end of the sliding groove, a guide rod is connected in the sliding groove in a sliding mode, and a sliding plate is coaxially arranged on the guide rod positioned in the sliding groove, fixedly connected with reset spring between sliding plate and the annular slab, reset spring and the coaxial setting of guide bar, the other end of guide bar runs through the arc wall setting, be connected with the connection curb plate on the other end of guide bar, connect curb plate sliding connection on the outer wall of arc, fixedly connected with cardboard on the backup pad is close one side of arc, be equipped with a plurality of draw-in grooves along the axial on the arc inner wall, but the cardboard mating connection is in the draw-in groove.

Preferably, one side of nursing bed is equipped with the headrest, the headrest is located the below of arc, it is connected with a plurality of balls to connect the rotation of one side that the curb plate is close to the arc outer wall, ball and arc outer wall are tangent.

Preferably, the equal threaded connection in both sides bottom of U template has first threaded rod, the arc setting that corresponds position department is run through to the other end of first threaded rod is located coaxial coupling has the limiting plate on the first threaded rod of arc inner wall department, is located coaxial rubber block that is equipped with on the first threaded rod between arc, the U template.

Preferably, the bottom of the supporting tube is vertically connected with a bottom plate, and the bottom plate is connected with the nursing bed through a plurality of bolts.

Preferably, the telescoping device includes the montant, montant telescopic connection is in the stay tube, the equidistance is equipped with a plurality of through-holes on the montant, threaded connection has the second threaded rod on the stay tube lateral wall, the other end of second threaded rod extends to in the through-hole of counterpoint position department, the top of montant is rotated and is connected with L type pipe, the one end telescopic connection of L type pipe has the diaphragm, the other end and the U template of diaphragm are connected.

Preferably, the bottom of the L-shaped pipe is rotatably connected to the top of the vertical rod through a rotating disc.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up the arc, the U template, the stay tube, the montant, L type pipe, the diaphragm, it adopts fixed headstock or body frame usually to have solved present skull radiotherapy, let the patient feel uncomfortable and difficult regulation radiotherapy position easily, easily let normal tissue receive the problem of harm, possess the advantage of being convenient for adjust and having increased patient comfort in use, the arc can rotate in the U template, the radiation device body can slide adjusting in the arc, and the stay tube, the montant, L type pipe, cooperation between the diaphragm, further made things convenient for going on of adjusting, avoided the patient to remove the discomfort that causes the health, the practicality of device has been improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a connection diagram of the supporting tube and the vertical rod of the present invention;

fig. 3 is a connection diagram of the guide bar and the radiation device body of the present invention.

In the figure: 1. a headrest; 2. a nursing bed; 3. supporting a tube; 4. a first threaded rod; 5. a vertical rod; 6. a through hole; 7. a turntable; 8. an L-shaped pipe; 9. a transverse plate; 10. a U-shaped plate; 11. a limiting plate; 12. an arc-shaped plate; 13. a radiation device body; 14. a second threaded rod; 15. connecting the side plates; 16. an arc-shaped slot; 17. a rubber block; 18. clamping a plate; 19. a ball bearing; 20. a card slot; 21. an annular plate; 22. a sliding plate; 23. a support plate; 24. a return spring; 25. a guide bar; 26. a sliding groove; 27. a base plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a positioning device for radiotherapy of cranial tumor comprises a supporting tube 3, wherein the supporting tube 3 is connected to one end of a nursing bed 2, the top of the supporting tube 3 is connected with a U-shaped plate 10 through a telescopic device, the bottom of the U-shaped plate 10 is rotatably connected with an arc 12, the central angle of the arc 12 is 180 degrees, the radius of the arc 12 is smaller than the height of the U-shaped plate 10, an arc groove 16 is arranged on the arc 12, the length of the arc groove 16 is smaller than the length of the arc 12, so that the arc 12 can normally rotate at the bottom of the U-shaped plate 10, the normal use of the device is further ensured, and the treatment of a patient is facilitated.

The radiation device body 13 is connected in the arc-shaped groove 16 in a sliding manner, one end of the radiation device body 13 close to the arc-shaped plate 12 is coaxially connected with a support plate 23, the radius of the support plate 23 is larger than the width of the arc-shaped groove 16, one end of the radiation device body 13 is coaxially provided with a sliding groove 26, one end of the sliding groove 26 is coaxially connected with an annular plate 21, a guide rod 25 is connected in the sliding groove 26 in a sliding manner, a sliding plate 22 is coaxially arranged on the guide rod 25 positioned in the sliding groove 26, a reset spring 24 is fixedly connected between the sliding plate 22 and the annular plate 21, the reset spring 24 and the guide rod 25 are coaxially arranged, the other end of the guide rod 25 penetrates through the arc-shaped groove 16, the other end of the guide rod 25 is connected with a connecting side plate 15, the connecting side plate 15 is connected on the outer wall of the arc-shaped plate 12 in a sliding manner, a clamping plate 18 is fixedly connected on one side of the support plate 23 close to the arc-shaped plate 12, and a plurality of clamping grooves 20 are axially arranged on the inner wall of the arc-shaped plate 12, cardboard 18 can the mating connection in draw-in groove 20, and the radiation device body 13 of setting can slide adjusting on arc 12, fixes through the cooperation between cardboard 18, the draw-in groove 20, has realized that radiation device body 13 places the regulation of position, has avoided the removal of patient's head to adjust, and then has played the effect of protection to patient's head.

Further, one side of nursing bed 2 is equipped with headrest 1, and headrest 1 is located the below of arc 12, connects one side rotation that curb plate 15 is close to arc 12 outer wall and is connected with a plurality of balls 19, and ball 19 and arc 12 outer wall are tangent, through the slip between the ball 19 that sets up and the arc 12 outer wall, has reduced the frictional force of connecting the contact between curb plate 15 and the arc 12, guarantees the smoothness of regulation, has made things convenient for medical personnel's regulation.

Further, the equal threaded connection in both sides bottom of U template 10 has first threaded rod 4, the other end of first threaded rod 4 runs through the arc 12 setting that corresponds position department, coaxial connection has limiting plate 11 on the first threaded rod 4 that is located arc 12 inner wall department, be located arc 12, coaxial rubber block 17 that is equipped with on the first threaded rod 4 between the U template 10, rotation through first threaded rod 4 can drive limiting plate 11 and remove to U template 10 department, can fix a position the one end of arc 12 and U template 10 and place, the rubber block 17 that sets up simultaneously has not only improved the stability of connection, can protect the outer wall of arc 12 simultaneously.

Further, the bottom of the supporting tube 3 is vertically connected with a bottom plate 27, the bottom plate 27 is connected with the nursing bed 2 through a plurality of bolts, the connection stability of the supporting tube 3 and the nursing bed 2 can be improved through the matching connection of the arranged bottom plate 27 and the bolts, and meanwhile, the device is convenient to install and detach.

Further, the telescoping device includes

montant

5, 5 telescopic connection of montant are in stay tube 3, the equidistance is equipped with a plurality of through-holes 6 on montant 5, threaded connection has second threaded rod 14 on the 3 lateral walls of stay tube, the other end of second threaded rod 14 extends to in the through-hole 6 of counterpoint position department, the top of montant 5 is rotated and is connected with L type pipe 8, the one end telescopic connection of L type pipe 8 has diaphragm 9, the other end and the U template 10 of diaphragm 9 are connected, through second threaded rod 14, connect between the through-hole 6, can realize that montant 5 places the regulation of height, and the slide adjusting between L type pipe 8 and the diaphragm 9, can carry out horizontal adjustment to the position of placing of U template 10.

Further, the bottom of the L-shaped pipe 8 is rotatably connected to the top of the vertical rod 5 through the rotary disc 7, and the U-shaped plate 10 can be conveniently rotated and adjusted through the rotary arrangement of the rotary disc 7, so that a patient can conveniently lie on the nursing bed 2.

When in use, a patient lies on the nursing bed 2, the arc-shaped plate 12 rotates in the U-shaped plate 10, and after the arc-shaped plate rotates to a proper position, the first threaded rod 4 can be rotated to position the arc-shaped plate 12 under the action of the limiting plate 11 and the rubber block 17, and pushes the radiation device body 13, so that the radiation device body 13 drives the guide rod 25 to slide in the arc-shaped groove 16, and when the support plate 23 is pulled, the clamping plate 18 is driven by the support plate 23 to move out of the clamping groove 20, and after the support plate slides to a proper position, under the action of the elastic force of the return spring 24, the clamping plate 18 can be clamped in the clamping groove 20 at the corresponding position, thereby realizing the stable placement of the radiation device body 13, the utility model has the advantages of simple structure, and the medical personnel of being convenient for adjust the device, avoided the patient to remove and caused the discomfort of health, improved the practicality of device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A skull tumor radiotherapy positioning device comprises a support tube (3), and is characterized in that: the nursing bed is characterized in that the supporting tube (3) is connected to one end of the nursing bed (2), the top of the supporting tube (3) is connected with a U-shaped plate (10) through a telescopic device, the bottom of the U-shaped plate (10) is rotatably connected with an arc-shaped plate (12), the central angle of the arc-shaped plate (12) is 180 degrees, the radius of the arc-shaped plate (12) is smaller than the height of the U-shaped plate (10), an arc-shaped groove (16) is formed in the arc-shaped plate (12), the length of the arc-shaped groove (16) is smaller than the length of the arc-shaped plate (12), a radiation device body (13) is connected in the arc-shaped groove (16) in a sliding mode, a supporting plate (23) is coaxially connected to one end, close to the arc-shaped plate (12), of the supporting plate (23) is larger than the width of the arc-shaped groove (16, one end of the sliding groove (26) is coaxially connected with an annular plate (21), a guide rod (25) is connected in the sliding groove (26) in a sliding way, a sliding plate (22) is coaxially arranged on the guide rod (25) positioned in the sliding groove (26), a return spring (24) is fixedly connected between the sliding plate (22) and the annular plate (21), the return spring (24) and the guide rod (25) are coaxially arranged, the other end of the guide rod (25) penetrates through the arc-shaped groove (16), the other end of the guide rod (25) is connected with a connecting side plate (15), the connecting side plate (15) is connected on the outer wall of the arc-shaped plate (12) in a sliding way, a clamping plate (18) is fixedly connected on one side of the supporting plate (23) close to the arc-shaped plate (12), a plurality of clamping grooves (20) are axially formed in the inner wall of the arc-shaped plate (12), and the clamping plates (18) can be connected in the clamping grooves (20) in a matched mode.

2. The positioning device for radiotherapy of cranial tumors according to claim 1, wherein: one side of nursing bed (2) is equipped with headrest (1), headrest (1) is located the below of arc (12), it is connected with a plurality of balls (19) to connect one side rotation that curb plate (15) is close arc (12) outer wall, ball (19) and arc (12) outer wall are tangent.

3. The positioning device for radiotherapy of cranial tumors according to claim 1, wherein: the equal threaded connection in both sides bottom of U template (10) has first threaded rod (4), the other end of first threaded rod (4) runs through arc (12) setting that corresponds position department, is located coaxial coupling has limiting plate (11) on first threaded rod (4) of arc (12) inner wall department, is located coaxial rubber block (17) that is equipped with on first threaded rod (4) between arc (12), U template (10).

4. The positioning device for radiotherapy of cranial tumors according to claim 1, wherein: the bottom of the supporting tube (3) is vertically connected with a bottom plate (27), and the bottom plate (27) is connected with the nursing bed (2) through a plurality of bolts.

5. The positioning device for radiotherapy of cranial tumors according to claim 1, wherein: the telescoping device includes montant (5), montant (5) telescopic connection is in stay tube (3), montant (5) equidistance is equipped with a plurality of through-holes (6), threaded connection has second threaded rod (14) on stay tube (3) lateral wall, the other end of second threaded rod (14) extends to in through-hole (6) of counterpoint position department, the top of montant (5) is rotated and is connected with L type pipe (8), the one end telescopic connection of L type pipe (8) has diaphragm (9), the other end and the U template (10) of diaphragm (9) are connected.

6. The positioning device for radiotherapy of cranial tumors according to claim 5, wherein: the bottom of the L-shaped pipe (8) is rotatably connected to the top of the vertical rod (5) through a turntable (7).