CN112999530B - Positioning assistor for human neck and shoulder radiotherapy - Google Patents

Positioning assistor for human neck and shoulder radiotherapy Download PDF

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Publication number
CN112999530B
CN112999530B CN202110206937.4A CN202110206937A CN112999530B CN 112999530 B CN112999530 B CN 112999530B CN 202110206937 A CN202110206937 A CN 202110206937A CN 112999530 B CN112999530 B CN 112999530B
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China
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gear
radiotherapy
air
moving platform
shoulder
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CN202110206937.4A
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CN112999530A (en
Inventor
廖煜良
张书旭
王琳婧
李慧君
周露
王锐濠
张国前
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Cancer Center of Guangzhou Medical University
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Cancer Center of Guangzhou Medical University
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00Radiation therapy
    • A61N5/10X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/1001X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00Radiation therapy
    • A61N5/10X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/1048Monitoring, verifying, controlling systems and methods
    • A61N5/1049Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
    • A61N2005/1063Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam maintaining the position when the patient is moved from an imaging to a therapy system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00Radiation therapy
    • A61N5/10X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N2005/1092Details
    • A61N2005/1097Means for immobilizing the patient

Abstract

The invention discloses a human neck and shoulder radiotherapy positioning auxiliary device and a using method thereof, and belongs to the field of radiotherapy positioning auxiliary devices. A positioning assistor for radiotherapy of human neck and shoulder comprises a base, a moving platform and a radiotherapy instrument, wherein the moving platform is connected to the base in a sliding manner, radiotherapy equipment is arranged in the radiotherapy instrument, a driving motor is arranged in the base, a first rack is arranged at the bottom of the moving platform, a first gear is fixedly connected to the output end of the driving motor, the first gear is meshed with the first rack, an exhaust mechanism is arranged in the base, and a first driving mechanism for driving the exhaust mechanism is arranged on the first gear; according to the invention, the arrangement of the air pumping and exhausting mechanism, the air bin, the first guide pipe, the second guide pipe, the sealing pipe, the connecting rod and the supporting plate is convenient for carrying out angle adjustment on the shoulder and neck part of the patient, and the arrangement of the second rack, the second gear, the second driving mechanism and the fixing cover is convenient for carrying out auxiliary positioning on the head of the patient.

Description

Positioning assistor for human neck and shoulder radiotherapy
Technical Field
The invention relates to the technical field of radiotherapy positioning auxiliary equipment, in particular to a human neck and shoulder radiotherapy positioning auxiliary device and a using method thereof.
Background
The neck tumor is a common malignant tumor in China, and comprises tumors growing in oral cavity, oropharynx, nasopharynx, larynx, nasal cavity, paranasal sinus, salivary gland, thyroid gland and other parts, due to the particularity of the position of the head and neck, in the treatment, not only the treatment effect but also the function and appearance retention need to be considered, radiotherapy plays an important role in the treatment of the head and neck tumor, the effect of most early tumor radiotherapy is similar to that of surgical treatment, but the function and the appearance can be retained by radiotherapy, but for the treatment of the neck radiotherapy, the fixing technology of the head and neck is very important, particularly for the irradiation technologies such as isocentric irradiation and three-dimensional conformal treatment, whether the body position can be well repeated or not is one of the key factors for success of treatment.
Among the treatments, common cervical radiotherapy treatments include, for example: nasopharyngeal carcinoma, laryngeal carcinoma, early glottis tumor, cervical lymph, oral cancer, cancer of mouth floor, tongue cancer, oropharyngeal cancer, hypopharynx cancer, every other laryngeal cancer, etc., in the above-mentioned radiotherapy treatment, all need according to the specific situation, require the patient to raise the lower jaw cervical vertebra and lean back, make the abundant exposure and extension of cervical region under jaw and chin, expose reasonable region for radiotherapy, the patient keeps the same posture unchangeable for a long time, produce tired easily, tired, existing positioning auxiliary equipment is not convenient for position, support, angle modulation to the radiotherapy position of patient.
Disclosure of Invention
The invention aims to solve the problem that the medial auxiliary equipment in the prior art is inconvenient to position, support and adjust the angle of a radiotherapy part of a patient, and provides a positioning auxiliary device for the radiotherapy of a neck and a shoulder of a human body.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a human neck shoulder radiotherapy location assistor, includes base, moving platform, radiotherapy instrument, moving platform sliding connection is on the base, be equipped with radiotherapy equipment in the radiotherapy instrument, be equipped with driving motor in the base, the moving platform bottom is equipped with first rack, driving motor's the first gear of output fixedly connected with, first gear meshes with first rack mutually, be equipped with exhaust mechanism in the base, be equipped with the first actuating mechanism of drive exhaust mechanism on the first gear, be equipped with the gas storehouse in the base, exhaust mechanism's output inserts the gas storehouse, the last backup pad that is equipped with of moving platform, the symmetry is equipped with two sets of sealed tubes in the moving platform, sliding connection has the connecting rod in the sealed tube, the one end fixedly connected with universal ball of sealed tube is kept away from to the connecting rod, universal ball rotates with the backup pad bottom and is connected, be connected with first pipe and second pipe between gas storehouse and the two sets of sealed tubes respectively, all be equipped with the control valve on first pipe and the second pipe, the sealed tube bottom is equipped with the outlet duct, radiotherapy instrument internal rotation is connected with the second gear, be equipped with the second rack, be equipped with second gear mesh fixed gear and second fixed gear phase-match on the moving platform, be equipped with the driving mechanism for the radiotherapy instrument cover.
Preferably, the first driving mechanism includes a first bevel gear fixedly connected to the first gear, the base is rotatably connected to a first rotating shaft, the first rotating shaft is provided with a first driven gear, the first bevel gear is engaged with the first driven gear, the first rotating shaft is provided with a cam, and the edge of the side wall of the cam is slidably connected to a push rod.
Preferably, the gas pumping and exhausting mechanism comprises a cylinder, a piston is slidably connected in the cylinder, one end, away from the cam, of the push rod is fixedly connected with the piston, an air inlet pipe is arranged on the cylinder, an exhaust pipe is connected between the cylinder and the gas cabin, and one-way valves are arranged on the air inlet pipe and the exhaust pipe.
Preferably, the second driving mechanism comprises a third gear, a chain is connected between the third gear and the second gear, a second bevel gear is arranged on the third gear, a second rotating shaft is connected to the radiotherapy instrument in a rotating manner, a second driven gear and a third bevel gear are arranged at two ends of the second rotating shaft respectively, the second driven gear is meshed with the second bevel gear, a threaded rod is connected to the radiotherapy instrument in a rotating manner, a third driven gear is arranged on the threaded rod and meshed with the third bevel gear, a sleeve is connected to the radiotherapy instrument in a sliding manner, the fixed cover is fixedly connected with the sleeve, and the sleeve is in threaded connection with the threaded rod.
Preferably, the moving platform is provided with a guard rail, and the moving platform is provided with a sponge cushion.
Preferably, a cavity is arranged in the moving platform, a spray head is arranged on the moving platform, an air guide pipe is connected between the spray head and the cavity, and the air outlet pipe is connected into the cavity.
Preferably, the bottom of the mobile platform is provided with a support frame, the side wall of the base is symmetrically provided with slide rails, the support frame is provided with a pulley, and the pulley is in sliding connection with the slide rails.
Preferably, the base bottom is equipped with the multiunit shock attenuation groove, sliding connection has the bracing piece in the shock attenuation groove, the one end fixedly connected with spring that the bracing piece is located the shock attenuation inslot, the one end fixed connection at the inner wall of shock attenuation groove that the bracing piece was kept away from to the spring, the one end fixedly connected with backing plate of spring is kept away from to the bracing piece.
Preferably, the edge of the side wall of the cam is provided with a sliding groove, one end of the push rod, which is far away from the piston, is rotatably connected with a roller, and the roller is in sliding connection with the sliding groove.
A use method of a positioning assistor for human neck and shoulder radiotherapy comprises the following specific steps:
s1, a patient lies on a mobile platform horizontally and rests a neck shoulder on a supporting plate;
s2, starting a driving motor, driving the driving motor to drive a first gear to rotate, driving a moving platform to slide on a base through a first rack by the first gear, transmitting the shoulder and neck of the patient into a radiotherapy instrument, and starting radiotherapy equipment to diagnose and treat the patient;
s3, the first gear drives the air pumping and exhausting mechanism to inflate the air bin through the first driving mechanism, a worker starts a control valve on the first guide pipe or the second guide pipe to enable air in the air bin to be discharged into the corresponding sealing pipe along the first guide pipe or the second guide pipe, the air entering the sealing pipe pushes the connecting rod, the connecting rod pushes the supporting plate to rise, and then the angle of the shoulder and neck part of the patient is adjusted;
s4, when the mobile platform slides into the radiotherapy instrument, the second rack drives the second gear to rotate, and the second gear drives the fixed cover to extend out through the second driving mechanism to perform auxiliary positioning on the head of the patient;
s5, the driving motor is started to rotate reversely, the first gear drives the moving platform to slide out of the radiotherapy instrument through the first rack, the second gear drives the second gear to rotate reversely, and the second gear drives the fixing cover to be separated from the head of the patient through the second driving mechanism.
Compared with the prior art, the invention provides a positioning assistor for human neck and shoulder radiotherapy, which has the following beneficial effects:
1. this human neck shoulder radiotherapy location assistor, medical personnel guide the patient to lie in a flat plane on moving platform and stop the neck shoulder in the backup pad, medical personnel start driving motor, driving motor drives first gear revolve, first gear drives moving platform through first rack and slides on the base, convey the shoulder neck of patient to the radiotherapy instrument in, start radiotherapy equipment and diagnose the patient, meanwhile, first gear drives the exhaust mechanism through first actuating mechanism and aerifys to the gas storehouse, the staff starts the control valve on first pipe or the second pipe, make the air in the gas storehouse arrange to the sealed intraductal that corresponds along first pipe or second pipe, the air that gets into the sealed intraductal promotes the connecting rod, the connecting rod promotes the backup pad, and then adjust the angle of patient's shoulder neck position, further, when moving platform slides into the instrument, the second rack can drive second gear revolve, the second gear drives fixed cover through the second actuating mechanism and stretches out, carry out assistance-localization to the head of patient, diagnose the patient, start driving motor reversal, first gear passes through first rack and drives the second gear and drive the fixed cover of second, the fixed gear drives the head through the second gear and the second movable cover.
2. This human neck shoulder radiotherapy location assistor, first gear drive first pivot through first bevel gear and first driven gear and rotate, and first pivot drives exhaust mechanism through cam, push rod and discharges gas to the gas storehouse in.
3. This human neck shoulder radiotherapy location assistor, cam pass through the push rod and drive the piston reciprocal slip in the cylinder, when the piston slides to the direction of being close to the cam, in external air got into the cylinder along the intake pipe, when the piston slides to the direction of keeping away from the cam, the interior gas of cylinder was arranged to the gas bin along the blast pipe.
4. This human neck shoulder radiotherapy location assistor, second gear pass through the chain and drive third gear revolve, and the third gear passes through second bevel gear, second driven gear and drives the second pivot and rotate, and the second pivot passes through third bevel gear, third driven gear and drives the threaded rod rotation, and the threaded rod passes through the sleeve and drives fixed cover removal.
5. This human neck shoulder radiotherapy location assistor is convenient for avoid the patient to take place to sideslip through the setting of rail guard, and the setting of sponge blotter is convenient for increase the comfort level that the patient lies flat.
6. This human neck shoulder radiotherapy location assistor, the air in the sealed tube gets into the cavity along the outlet duct in, and the air in the cavity gets into the shower nozzle along the air duct, and the shower nozzle blows air to the backup pad, sweeps the backup pad.
7. The positioning assistor for the radiotherapy of the neck and the shoulder of the human body is convenient for the moving platform to move on the base through the arrangement of the supporting frame, the sliding-assistant wheels and the sliding rails.
8. This human neck shoulder radiotherapy location assistor is convenient for carry out the shock attenuation through setting up of shock attenuation groove, bracing piece, spring and supports the base, and the setting of backing plate is convenient for increase the support effect of bracing piece.
9. This human neck shoulder radiotherapy location assistor is convenient for reduce the sliding friction power between push rod and the cam through the setting of gyro wheel and spout.
The device is characterized in that the device comprises a first guide pipe, a second guide pipe, a sealing pipe, a connecting rod and a support plate, wherein the first guide pipe is arranged on the upper portion of the first guide pipe, the second guide pipe is arranged on the lower portion of the second guide pipe, the first guide pipe is arranged on the lower portion of the second guide pipe, the second guide pipe is arranged on the lower portion of the second guide pipe, and the second guide pipe is arranged on the lower portion of the second guide pipe.
Drawings
FIG. 1 is a sectional view of a front view of a positioning aid for human neck and shoulder radiotherapy in accordance with the present invention;
FIG. 2 is a cross-sectional view of a side view of the positioning aid for human neck-shoulder radiotherapy proposed in the present invention;
FIG. 3 is an enlarged view of part A of FIG. 1 of a positioning aid for human neck and shoulder radiotherapy in accordance with the present invention;
FIG. 4 is an enlarged view of part B of the positioning aid for human neck and shoulder radiotherapy in FIG. 1;
fig. 5 is an enlarged view of part C in fig. 1 of a positioning aid for human neck-shoulder radiotherapy provided by the invention.
In the figure: 1. a base; 101. a slide rail; 2. a mobile platform; 201. a support frame; 202. a pulley aid; 203. a first rack; 204. a second rack; 205. a cushion pad; 206. protecting the fence; 3. a radiotherapy apparatus; 301. radiotherapy equipment; 5. a first gear; 501. a first bevel gear; 6. A first rotating shaft; 601. a first driven gear; 602. a cam; 6021. a chute; 7. a cylinder; 701. a piston; 702. a push rod; 7021. a roller; 703. an air inlet pipe; 704. an exhaust pipe; 705. a gas bin; 706. a first conduit; 707. a second conduit; 8. a sealing tube; 801. a connecting rod; 802. an air outlet pipe; 9. a support plate; 10. a drive motor; 11. a second gear; 111. A chain; 112. a third gear; 113. a second bevel gear; 12. a second rotating shaft; 121. a second driven gear; 122. a third bevel gear; 13. a threaded rod; 131. a third driven gear; 132. A sleeve; 133. a fixed cover; 14. a cavity; 141. a spray head; 142. a gas-guide tube; 15. a damping groove; 151. a support bar; 152. a spring; 153. a backing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-5, a human neck and shoulder radiotherapy positioning assistor, including base 1, moving platform 2, radiotherapy apparatus 3, moving platform 2 sliding connection is on base 1, be equipped with radiotherapy equipment 301 in radiotherapy apparatus 3, be equipped with driving motor 10 in the base 1, moving platform 2 bottom is equipped with first rack 203, driving motor 10's output fixedly connected with first gear 5, first gear 5 meshes with first rack 203, be equipped with exhaust mechanism in the base 1, be equipped with the first actuating mechanism of drive exhaust mechanism on first gear 5, be equipped with gas chamber 705 in the base 1, exhaust mechanism's output inserts gas chamber 705, be equipped with backup pad 9 on moving platform 2, the symmetry is equipped with two sets of sealed tube 8 in moving platform 2, sliding connection has connecting rod 801 in the sealed tube 8, the one end fixedly connected with universal ball that sealed tube 8 was kept away from to connecting rod 801, universal ball rotates with backup pad 9 bottom and is connected, be connected with first pipe 706 and second pipe 707 between gas chamber 705 and the two sets of sealed tube 8 respectively, all be equipped with the control valve on first pipe 706 and the second pipe 707, sealed tube 8 bottom is equipped with second pipe 802, be equipped with second fixed gear 3 bottom, be equipped with second fixed gear 133 and be equipped with second rack 133 for the radiotherapy apparatus 11, be equipped with second gear 133 in the fixed gear for the radiotherapy apparatus, be equipped with second movable platform 133, be equipped with second gear cover 133, be equipped with the internal rotation of the fixed gear and be equipped with the radiotherapy apparatus.
The medical staff guides the patient to lie flat on the mobile platform 2 and stop the neck and shoulder on the supporting plate 9, the medical staff starts the driving motor 10, the driving motor 10 drives the first gear 5 to rotate, the first gear 5 drives the mobile platform 2 to slide on the base 1 through the first rack 203, the neck and shoulder of the patient are conveyed into the radiotherapy apparatus 3, the radiotherapy apparatus 301 is started to diagnose and treat the patient, meanwhile, the first gear 5 drives the exhaust mechanism to inflate the air chamber 705 through the first driving mechanism, the staff starts the control valve on the first conduit 706 or the second conduit 707 to discharge the air in the air chamber 705 into the corresponding sealed tube 8 along the first conduit 706 or the second conduit 707, the air entering the sealed tube 8 pushes the connecting rod 801, the connecting rod 801 pushes the supporting plate 9 to rise, and further the angle of the neck and shoulder of the patient is adjusted, further, when the movable platform 2 slides into the radiotherapy apparatus 3, the second rack 204 drives the second gear 11 to rotate, the second gear 11 drives the fixing cover 133 to extend through the second driving mechanism, the head of the patient is positioned in an auxiliary manner, after the diagnosis and treatment of the patient are completed, the driving motor 10 is started to rotate reversely, the first gear 5 drives the movable platform 2 to slide out of the radiotherapy apparatus 3 through the first rack 203, the second rack 204 drives the second gear 11 to rotate reversely, the second gear 11 drives the fixing cover 133 to separate from the head of the patient through the second driving mechanism, and it should be noted that the radiotherapy apparatus 3 and the radiotherapy apparatus 301 in the above embodiment are both in the prior art, and are not described in detail here, the movable platform 2 can move conveniently through the arrangement of the first gear 5 and the first rack 203, and the exhaust mechanism, the air chamber 705, the first conduit 706, the second conduit 707, the sealing tube 8, the sealing tube, the connecting rod 801 and the supporting plate 9 are arranged to facilitate angle adjustment of the neck and shoulder of the patient, and the second rack 204, the second gear 11, the second driving mechanism and the fixing cover 133 are arranged to facilitate auxiliary positioning of the head of the patient.
Example 2:
referring to fig. 1-5, a positioning aid for radiotherapy of human neck and shoulder is substantially the same as that in embodiment 1, and further, the first driving mechanism includes a first bevel gear 501, the first bevel gear 501 is fixedly connected to a first gear 5, a first rotating shaft 6 is rotatably connected to the base 1, a first driven gear 601 is disposed on the first rotating shaft 6, the first bevel gear 501 is engaged with the first driven gear 601, a cam 602 is disposed on the first rotating shaft 6, a push rod 702 is slidably connected to an edge of a side wall of the cam 602, the first gear 5 drives the first rotating shaft 6 to rotate through the first bevel gear 501 and the first driven gear 601, and the first rotating shaft 6 drives the exhaust mechanism to exhaust gas into the gas chamber 705 through the cam 602 and the push rod 702.
Example 3:
referring to fig. 1-5, a positioning aid for radiotherapy of human neck and shoulder is substantially the same as that in embodiment 1, and further, the pumping and exhausting mechanism includes a cylinder 7, a piston 701 is slidably connected in the cylinder 7, one end of a push rod 702 away from a cam 602 is fixedly connected to the piston 701, an air inlet pipe 703 is provided on the cylinder 7, an air outlet pipe 704 is connected between the cylinder 7 and an air chamber 705, check valves are provided on the air inlet pipe 703 and the air outlet pipe 704, the cam 602 drives the piston 701 to slide in the cylinder 7 in a reciprocating manner through the push rod 702, when the piston 701 slides in a direction close to the cam 602, external air enters the cylinder 7 along the air inlet pipe 703, and when the piston 701 slides in a direction away from the cam 602, air in the cylinder 7 is exhausted into the air chamber 705 along the air outlet pipe 704.
Example 4:
referring to fig. 1 to 5, a positioning aid for human neck and shoulder radiotherapy is substantially the same as embodiment 1, and further, the second driving mechanism includes a third gear 112, a chain 111 is connected between the third gear 112 and the second gear 11, a second bevel gear 113 is disposed on the third gear 112, a second rotating shaft 12 is rotatably connected to the radiotherapy apparatus 3, a second driven gear 121 and a third bevel gear 122 are respectively disposed at two ends of the second rotating shaft 12, the second driven gear 121 is engaged with the second bevel gear 113, a threaded rod 13 is rotatably connected to the radiotherapy apparatus 3, a third driven gear 131 is disposed on the threaded rod 13, the third driven gear 131 is engaged with the third bevel gear 122, a sleeve 132 is slidably connected to the radiotherapy apparatus 3, a fixing cover 133 is fixedly connected to the sleeve 132, the sleeve 132 is in threaded connection with the threaded rod 13, the second gear 11 drives the third gear 112 to rotate through the chain 111, the third gear 112 drives the second rotating shaft 12 to rotate through the second bevel gear 113 and the second driven gear 121, the second rotating shaft 12 drives the threaded rod 13 to rotate through the third bevel gear 122 and the third driven gear 131, and the sleeve 132 drives the fixing cover 13 to rotate through the sleeve 132.
Example 5:
referring to fig. 1-5, a positioning aid for human neck and shoulder radiotherapy is substantially the same as that in embodiment 1, and further, a guard rail 206 is disposed on the mobile platform 2, a sponge cushion 205 is disposed on the mobile platform 2, the guard rail 206 is disposed so as to prevent the patient from sideslipping, and the sponge cushion 205 is disposed so as to increase the comfort level of the patient when lying down.
Example 6:
referring to fig. 1-5, a positioning aid for radiotherapy of human neck and shoulder is substantially the same as that of embodiment 1, further, a cavity 14 is provided in the moving platform 2, a nozzle 141 is provided on the moving platform 2, an air duct 142 is connected between the nozzle 141 and the cavity 14, an air outlet pipe 802 is connected into the cavity 14, air in the sealing pipe 8 enters the cavity 14 along the air outlet pipe 802, air in the cavity 14 enters the nozzle 141 along the air duct 142, the nozzle 141 blows the air to the support plate 9, and the support plate 9 is blown.
Example 7:
referring to fig. 1-5, a positioning aid for human neck and shoulder radiotherapy is substantially the same as that in embodiment 1, further, a support frame 201 is disposed at the bottom of the mobile platform 2, slide rails 101 are symmetrically disposed on the side wall of the base 1, a pulley 202 is disposed on the support frame 201, the pulley 202 is slidably connected to the slide rails 101, and the support frame 201, the pulley 202 and the slide rails 101 are disposed so as to facilitate the mobile platform 2 to move on the base 1.
Example 8:
referring to fig. 1-5, a positioning aid for radiotherapy of neck and shoulder of human body, which is substantially the same as that of embodiment 1, further, a plurality of sets of damping grooves 15 are arranged at the bottom of the base 1, a supporting rod 151 is slidably connected in the damping groove 15, one end of the supporting rod 151 is located in the damping groove 15 and is fixedly connected with a spring 152, one end of the spring 152 far away from the supporting rod 151 is fixedly connected to the inner wall of the damping groove 15, one end of the supporting rod 151 far away from the spring 152 is fixedly connected with a backing plate 153, the damping groove 15, the supporting rod 151 and the spring 152 are arranged so as to perform damping support on the base 1, and the backing plate 153 is arranged so as to increase the supporting effect of the supporting rod 151.
Example 9:
referring to fig. 1-5, a positioning aid for radiotherapy of human neck and shoulder, which is substantially the same as that of embodiment 1, further, a sliding groove 6021 is provided at the edge of the side wall of the cam 602, a roller 7021 is rotatably connected to an end of the push rod 702 away from the piston 701, the roller 7021 is slidably connected to the sliding groove 6021, and the roller 7021 and the sliding groove 6021 are provided to reduce the sliding friction between the push rod 702 and the cam 602.
In the invention, the angle of the neck and shoulder of the patient can be conveniently adjusted by arranging the air pumping and exhausting mechanism, the air chamber 705, the first conduit 706, the second conduit 707, the sealing tube 8, the connecting rod 801 and the supporting plate 9, and the head of the patient can be conveniently positioned in an auxiliary way by arranging the second rack 204, the second gear 11, the second driving mechanism and the fixing cover 133.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims (6)

1. The utility model provides a human neck shoulder radiotherapy location assistor, includes base (1), moving platform (2), radiotherapy instrument (3), moving platform (2) sliding connection is on base (1), be equipped with radiotherapy equipment (301) in radiotherapy instrument (3), its characterized in that, be equipped with driving motor (10) in base (1), moving platform (2) bottom is equipped with first rack (203), the output fixedly connected with first gear (5) of driving motor (10), first gear (5) mesh with first rack (203), be equipped with exhaust mechanism in base (1), be equipped with the first actuating mechanism of drive exhaust mechanism on first gear (5), be equipped with gas storehouse (705) in base (1), exhaust mechanism's output inserts gas storehouse (705), be equipped with backup pad (9) on moving platform (2), the symmetry is equipped with two sets of sealed tube (8) in moving platform (2), sliding connection has connecting rod (801) in the pipe (8), the one end that sealed tube (8) was kept away from to connecting rod (801) is connected with the fixed ball, the sealed tube (8) is connected with universal ball and universal pipe (706) and second set of pipe (706) respectively, the first guide pipe (706) and the second guide pipe (707) are both provided with control valves, the bottom of the sealing pipe (8) is provided with an air outlet pipe (802), the radiotherapy instrument (3) is rotationally connected with a second gear (11), the bottom of the moving platform (2) is provided with a second rack (204), the second rack (204) is meshed with the second gear (11), a fixed cover (133) is arranged in the radiotherapy instrument (3), the fixed cover (133) is matched with the moving platform (2) in position, and the second gear (11) is provided with a second driving mechanism for driving the fixed cover (133) to move;
the first driving mechanism comprises a first bevel gear (501), the first bevel gear (501) is fixedly connected to a first gear (5), a first rotating shaft (6) is connected to the base (1) in a rotating mode, a first driven gear (601) is arranged on the first rotating shaft (6), the first bevel gear (501) is meshed with the first driven gear (601), a cam (602) is arranged on the first rotating shaft (6), and a push rod (702) is connected to the edge of the side wall of the cam (602) in a sliding mode;
the first gear (5) drives the first rotating shaft (6) to rotate through the first bevel gear (501) and the first driven gear (601), and the first rotating shaft (6) drives the air exhaust mechanism to exhaust air into the air bin (705) through the cam (602) and the push rod (702);
the air pumping and exhausting mechanism comprises an air cylinder (7), a piston (701) is connected in the air cylinder (7) in a sliding mode, one end, far away from a cam (602), of a push rod (702) is fixedly connected with the piston (701), an air inlet pipe (703) is arranged on the air cylinder (7), an air exhaust pipe (704) is connected between the air cylinder (7) and an air bin (705), and one-way valves are arranged on the air inlet pipe (703) and the air exhaust pipe (704);
the cam (602) drives the piston (701) to slide in the cylinder (7) in a reciprocating manner through the push rod (702), when the piston (701) slides towards the direction close to the cam (602), outside air enters the cylinder (7) along the air inlet pipe (703), and when the piston (701) slides towards the direction far away from the cam (602), air in the cylinder (7) is exhausted into the air bin (705) along the air exhaust pipe (704);
the second driving mechanism comprises a third gear (112), a chain (111) is connected between the third gear (112) and the second gear (11), a second bevel gear (113) is arranged on the third gear (112), a second rotating shaft (12) is rotationally connected with the radiotherapy instrument (3), a second driven gear (121) and a third bevel gear (122) are respectively arranged at two ends of the second rotating shaft (12), the second driven gear (121) is meshed with the second bevel gear (113), a threaded rod (13) is rotationally connected with the radiotherapy instrument (3), a third driven gear (131) is arranged on the threaded rod (13), the third driven gear (131) is meshed with the third bevel gear (122), a sleeve (132) is slidably connected with the radiotherapy instrument (3), a fixed cover (133) is fixedly connected with the sleeve (132), and the sleeve (132) is in threaded connection with the threaded rod (13);
the second gear (11) drives the third gear (112) to rotate through the chain (111), the third gear (112) drives the second rotating shaft (12) to rotate through the second bevel gear (113) and the second driven gear (121), the second rotating shaft (12) drives the threaded rod (13) to rotate through the third bevel gear (122) and the third driven gear (131), and the threaded rod (13) drives the fixed cover (133) to move through the sleeve (132).
2. The positioning aid for human neck and shoulder radiotherapy according to claim 1, wherein the moving platform (2) is provided with a guard rail (206), and the moving platform (2) is provided with a sponge cushion (205).
3. The positioning aid for radiotherapy of human neck and shoulder according to claim 1, wherein a cavity (14) is provided in the moving platform (2), a nozzle (141) is provided on the moving platform (2), an air duct (142) is connected between the nozzle (141) and the cavity (14), and the air duct (802) is connected into the cavity (14).
4. The positioning aid for human neck and shoulder radiotherapy according to claim 1, wherein a support frame (201) is provided at the bottom of the moving platform (2), slide rails (101) are symmetrically provided on the side wall of the base (1), a pulley (202) is provided on the support frame (201), and the pulley (202) is slidably connected with the slide rails (101).
5. The positioning aid for radiotherapy of human neck and shoulder as claimed in claim 4, wherein a plurality of sets of damping grooves (15) are formed at the bottom of the base (1), the supporting rods (151) are slidably connected in the damping grooves (15), one ends of the supporting rods (151) located in the damping grooves (15) are fixedly connected with springs (152), one ends of the springs (152) far away from the supporting rods (151) are fixedly connected to the inner walls of the damping grooves (15), and one ends of the supporting rods (151) far away from the springs (152) are fixedly connected with backing plates (153).
6. The positioning aid for human neck and shoulder radiotherapy according to claim 1, characterized in that the edge of the side wall of the cam (602) is provided with a sliding groove (6021), one end of the push rod (702) far away from the piston (701) is rotatably connected with a roller (7021), and the roller (7021) is slidably connected with the sliding groove (6021).
CN202110206937.4A 2021-02-24 2021-02-24 Positioning assistor for human neck and shoulder radiotherapy Active CN112999530B (en)

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CN203154626U (en) * 2013-04-15 2013-08-28 郭永明 Head radiotherapy isolation device
CN108926456A (en) * 2018-06-14 2018-12-04 芜湖易泽中小企业公共服务股份有限公司 A kind of robot for neck rehabilitation
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