CN111330168A - Radiotherapy auxiliary device of malignant tumor - Google Patents
Radiotherapy auxiliary device of malignant tumor Download PDFInfo
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- CN111330168A CN111330168A CN202010172454.2A CN202010172454A CN111330168A CN 111330168 A CN111330168 A CN 111330168A CN 202010172454 A CN202010172454 A CN 202010172454A CN 111330168 A CN111330168 A CN 111330168A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1092—Details
- A61N2005/1097—Means for immobilizing the patient
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Abstract
An auxiliary radiotherapy device for malignant tumors comprises a bed body, wherein an adjusting plate is arranged on the bed body; the adjusting plate is provided with a body fixing device, and the body fixing device comprises an abdomen fixing structure and a shoulder fixing structure matched with the abdomen fixing structure; the abdomen fixing structure comprises an arc support arranged on an adjusting plate, a pressing plate is connected to an arc support frame, and a fixing transmission structure matched with the pressing plate is arranged on the arc support frame; the shoulder fixing structure comprises a position adjusting structure and a fixing part matched with the position adjusting structure, the fixing part comprises a moving plate controlled by the position adjusting structure, an arc-shaped fixing plate is rotatably connected onto the moving plate, a compression bolt is screwed onto the arc-shaped fixing plate, and the compression bolt is rotatably connected onto the compression plate; the fixed transmission structure can press different patients, and the position adjusting structure can adjust the positions of the arc-shaped fixed plates, so that the shoulders of different patients can be in different positions, the use of more patients is facilitated, and the convenience of the invention is improved.
Description
Technical Field
The invention belongs to the technical field of medical auxiliary instruments, and particularly relates to a radiotherapy auxiliary device for malignant tumors.
Background
The radiotherapy, namely radiotherapy, is a local treatment method for treating tumors by utilizing radioactive rays, wherein the radioactive rays comprise α, β and gamma rays generated by radioactive isotopes and x rays, electron beams, proton beams and other particle beams generated by various x-ray treatment machines or accelerators, the role and the position of the radiotherapy in tumor treatment are increasingly prominent, the radiotherapy is one of main means for treating malignant tumors, the radiotherapy period is about 30 days basically, the usual treatment needs 25 to 30 times of radiotherapy every week and 5 to 6 times of radiotherapy, in the radiotherapy process, the posture fixation is the first step of the radiotherapy implementation, and through the whole radiotherapy process, the key step for ensuring the accurate implementation of the radiotherapy by reducing the autonomous or involuntary movement of a patient in the radiotherapy process is the position fixation of the radiotherapy, when the radiotherapy is carried out on the chest and abdomen of the patient, the patient breathes to cause the body of the patient to generate certain fluctuation, if the patient has larger change of the treatment position due to the autonomous or involuntary movement, the irradiation area is unstable, and the effect of the radiotherapy treatment is influenced.
Disclosure of Invention
In order to solve the problems, the invention provides a radiotherapy auxiliary device for malignant tumors, which effectively solves the problem that the body of a patient can influence the effect of radiotherapy treatment due to autonomous or non-autonomous movement during radiotherapy.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a malignant tumor's radiotherapy auxiliary device, includes the bed body, its characterized in that: the bed body is provided with an adjusting plate, and the bed body is connected with a lifting and accommodating device for lifting the adjusting plate; the adjusting plate is provided with a body fixing device, and the body fixing device comprises an abdomen fixing structure and a shoulder fixing structure matched with the abdomen fixing structure; the abdomen fixing structure comprises an arc-shaped supporting frame arranged on an adjusting plate, the lifting and accommodating device can enable the arc-shaped supporting frame to rotate on the adjusting plate, the arc-shaped supporting frame is connected with a pressing plate, and a fixing transmission structure matched with the pressing plate is arranged on the arc-shaped supporting frame; the shoulder fixed knot constructs including position control structure and with position control structure matched with mounting, the mounting includes the movable plate of position control structure control, be provided with the angle modulation structure on the movable plate, it is connected with the arc fixed plate with angle modulation structure matched with to rotate on the movable plate, the spiro union has clamp bolt on the arc fixed plate, it is connected with the pressure strip to rotate on the clamp bolt.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has novel structure, the fixed transmission structure can adjust the position of the pressing plate, the pressing force for different patients can be different, and the invention is convenient for more patients to use; the position of the arc-shaped fixing plate can be adjusted by the position adjusting structure and the angle adjusting structure, and the positions of the shoulders of different patients are possibly different, so that the arc-shaped fixing plate is convenient for more patients to use, and the convenience of the invention is improved.
2. The invention is convenient to use, the active fixed gear is rotated and drives the first fixed transmission mechanism and the second fixed transmission mechanism to adjust the position of the pressing plate, so that the patient can be conveniently pressed and fixed, the body of the patient can be placed to move, the accuracy in radiotherapy is improved, and a better radiotherapy effect is achieved.
3. The position adjusting structure of the invention drives the movable plate to move in a certain range, thereby being convenient for adjusting the position of the arc-shaped fixed plate, being convenient for different patients to use, and improving the practicability and convenience of the invention
4. Because the position of radiotherapy of each patient is different, therefore the main fixed body position is also different, the invention can rotate the arc-shaped support frame to the bed body, is convenient for different patients to use, and improves the practicability and convenience of the invention.
Drawings
FIG. 1 is a view showing a structure of a first usage state of the present invention;
FIG. 2 is a first isometric view of the present invention;
FIG. 3 is a diagram of a second usage state of the present invention;
FIG. 4 is a second isometric view of the present invention;
FIG. 5 is an enlarged view of a portion of the area A of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view of an adjustment plate and body fixation structure of the present invention;
FIG. 7 is a schematic view of the abdomen fixation structure of the present invention;
FIG. 8 is a schematic view of an adjustment plate and shoulder and abdomen fixation structures of the present invention;
FIG. 9 is a schematic view of the lifting and receiving device and its accessories of the present invention;
FIG. 10 is a partially enlarged view of the area of FIG. 9B according to the present invention;
FIG. 11 is a schematic structural view of the lifting and storage device and the body fixing device of the present invention;
FIG. 12 is a partial structural view of the abdomen fixing structure of the present invention;
FIG. 13 is a schematic view of a shoulder fixing structure according to the present invention;
FIG. 14 is a schematic view of a position adjustment configuration of the present invention;
FIG. 15 is a schematic view of an arc-shaped fixing plate and an angle adjusting structure according to the present invention;
FIG. 16 is an enlarged partial schematic view of the area of FIG. 15C;
fig. 17 is a first structural schematic diagram of the lying plate and the transmission thereof according to the invention;
FIG. 18 is a second structural view of the creeper and its drive according to the present invention;
in the figure, 1, a bed body, 2, an abdomen fixing structure 201, an arc support frame 202, a driving fixed gear 203, a first driven fixed gear 204, an angle adjusting fixed gear 205, a first fixing link 206, an adjusting fixed link 207, a driven fixed link 210, a second driven fixed gear 211, a third driven fixed gear 212, a driving pressing link 213, a driven pressing link 3, a shoulder fixing structure 301, a first front and rear adjusting bevel gear 302, a second front and rear adjusting bevel gear 303, a front and rear adjusting rotating shaft 304, a front and rear adjusting worm gear 305, a front and rear driving plate 310, a first left and right adjusting bevel gear 311, a second left and right adjusting bevel gear 312, a left and right adjusting rotating shaft 313, a left and right adjusting worm gear 314, a left and right driving plate 4, a lifting structure 401, a power lifting gear 402, a driven lifting gear, 403. gear post, 404, storage driving gear, 405, storage driven gear, 406, storage worm, 407, storage worm wheel, 408, driving storage pulley, 409, driven storage pulley, 410, storage gear, 411, arc rack, 420, first lifting gear, 421, first transmission gear, 422, second transmission gear, 423, third transmission gear, 424, first lifting pulley, 425, lifting screw, 501, first angle adjustment bevel gear, 502, second angle adjustment bevel gear, 503, angle adjustment worm, 504, angle adjustment worm gear, 6, translation screw, 7, translation support plate, 8, first translation rack, 9, second translation rack, 10, lying plate, 11, first support link, 12, second support link, 13, adjustment plate, 14, pressing plate, 15, adjustment rack, 16, adjustment block, 17, arc fixing plate, 18, adjustment plate, adjustment rack, 16, adjustment block, 17, arc fixing plate, 18, The device comprises a translation driving gear 19, a translation driven gear 20, a translation worm 21, a translation worm wheel 22, a support gear 23, a support rack 24, a first scale driving gear 25, a second scale driving gear 26, a first scale reduction gear 27, a return spring 28 and a tension spring.
Detailed Description
An auxiliary radiotherapy device for malignant tumors, as shown in fig. 1-18, comprises a bed body 1, wherein an adjusting plate 13 is arranged on the bed body 1, and a lifting and receiving device for lifting the adjusting plate 13 is connected to the bed body 1; a body fixing device is arranged on the adjusting plate 13, and comprises an abdomen fixing structure 2 and a shoulder fixing structure 3 matched with the abdomen fixing structure 2; the abdomen fixing structure 2 comprises an arc-shaped supporting frame 201 arranged on an adjusting plate 13, the lifting and receiving device can enable the arc-shaped supporting frame 201 to rotate on the adjusting plate 13, a pressing plate 14 is connected to the arc-shaped supporting frame 201, and a fixing and transmission structure matched with the pressing plate 14 is arranged on the arc-shaped supporting frame 201; shoulder fixed knot constructs 3 including the position control structure and with position control structure matched with mounting, the mounting includes the movable plate of position control structure control, be provided with the angle modulation structure on the movable plate, it is connected with the arc fixed plate 17 with angle modulation structure matched with to rotate on the movable plate, the spiro union has clamp bolt on the arc fixed plate 17, it is connected with the pressure strip to rotate on the clamp bolt.
As shown in fig. 1 and 2, when the user uses the present invention, the patient in radiotherapy lies on the bed 1, and then fixes the body of the patient by the abdomen fixing structure 2 and the shoulder fixing structure 3 on the adjusting plate 13; the medical staff adjusts the pressing plate 14 to fix the body of the patient through the fixed transmission structure on the arc-shaped supporting frame 201; medical personnel adjust the position of the movable plate through the position adjusting structure, the medical personnel adjust the position of the arc-shaped fixed plate 17 through the angle adjusting structure, the compression bolt is rotated after the adjustment is completed, and the compression bolt drives the compression plate to press the shoulders of the patient to fix the shoulders of the patient; the lifting storage device can rotate the arc-shaped support frame 201 to the inside of the bed body 1, so that different patients can use the lifting storage device conveniently; the invention has novel structure, the fixed transmission structure can adjust the position of the pressing plate 14, the pressing force for different patients can be different, and the invention is convenient for more patients to use; the position of the arc-shaped fixing plate 17 can be adjusted by the position adjusting structure and the angle adjusting structure, and the positions of the shoulders of different patients are possibly different, so that the device is convenient for more patients to use, and the convenience of the device is improved.
A guide cylinder is fixedly connected to the arc-shaped support frame 201, a guide post is connected to the guide cylinder in a sliding mode, a return spring 27 is arranged between the guide cylinder and the guide post, and the guide post is rotatably connected with the pressing plate 14; the other end of the pressing plate 14 is rotatably connected with a first support connecting rod 11, the first support connecting rod 11 is rotatably connected with a second support connecting rod 12, one end, far away from the first support connecting rod 11, of the second support connecting rod 12 is rotatably connected with an arc-shaped support frame 201, the first support connecting rod 11 and the second support connecting rod 12 are connected with tensioning springs 28, and the tensioning springs 28 are also connected between the second support connecting rod 12 and the arc-shaped support frame 201; the fixed transmission structure comprises a first fixed transmission mechanism and a second fixed transmission mechanism; the first fixed transmission mechanism comprises a driving fixed gear 202 which is rotatably connected to an arc-shaped support frame 201, a first driven fixed gear 203 which is meshed with the driving fixed gear 202 is rotatably connected to the arc-shaped support frame 201, and an angle adjusting fixed gear 204 which is meshed with the first driven fixed gear 203 is rotatably connected to the arc-shaped support frame 201; a first fixed connecting rod 205 is fixedly connected to the angle adjusting fixed gear 204, a pressing adjusting part matched with the first fixed connecting rod 205 is arranged on the arc-shaped supporting frame 201, a driven fixed connecting rod 207 is connected to the pressing adjusting part, a rotating column is rotatably connected to the driven fixed connecting rod 207, and the rotating column is slidably connected with the pressing plate 14; and a locking bolt matched with the driving fixed gear 202 is screwed on the arc-shaped supporting frame 201.
As shown in fig. 1, 2, 5 and 7, when a patient lies on the bed 1, a medical staff rotates the rotating disk of the driving fixed gear 202, the driving fixed gear 202 rotates with the first driven fixed gear 203, the first driven fixed gear 203 rotates with the angle adjusting fixed gear 204, the angle adjusting fixed gear 204 rotates with the first fixed link 205, the first fixed link 205 rotates with the driven fixed link 207 through the pressing adjusting member, the driven fixed link 207 slides with the rotating column on the pressing plate 14 and presses the pressing plate 14, and when the rotating column presses the pressing plate 14, the pressing plate 14 stretches the return spring 27 to slide on the arc-shaped supporting frame 201; meanwhile, the second fixed transmission mechanism also operates to drive the pressing plate 14 to move; after the radiotherapy of the patient is finished, the medical staff reversely rotates the driving fixed gear 202, the reset spring 27 pulls the pressing plate 14 to slide on the arc-shaped supporting frame 201 in the direction away from the patient, meanwhile, the tension spring 28 pulls the second supporting connecting rod 12, and the tension spring 28 on the second supporting connecting rod 12 pulls the first supporting connecting rod 11 to drive the pressing plate 14 to rotate and retract into the arc-shaped supporting frame 201; after the driving fixed gear 202 is rotated to a proper position, a locking bolt is rotated, and the locking bolt enters between two adjacent teeth of the driving fixed gear 202 to prevent the driving fixed gear 202 from rotating; when the adjustable pressing plate is used, the initial position of the pressing plate 14 can be adjusted through the pressing adjusting piece, and the pressing adjusting piece can adjust the contact position of the first fixed connecting rod 205 and the adjusting fixed connecting rod 206, so that the initial position of the pressing plate 14 is controlled, different patients can use the adjustable pressing plate conveniently, and the convenience of the adjustable pressing plate is improved.
Compress tightly the regulating part and include the regulation fixed link 206 with driven fixed link 207 rigid coupling, first fixed link 205 with adjust fixed link 206 sliding connection, be provided with regulation rack 15 on adjusting fixed link 206, sliding connection has the regulating block 16 with first fixed link 205 matched with on adjusting fixed link 206, it is connected with the rotatory gear with regulation rack 15 engaged with to rotate on the regulating block 16.
As shown in fig. 5 and 7, when the pressing adjustment member is used, the rotating gear is rotated, the rotating gear rotates on the adjustment rack 15 and slides on the adjustment fixing link 206 along with the adjustment block 16, the adjustment block 16 pushes the hinge cylindrical pin of the first fixing link 205 and the adjustment fixing link 206 to slide on the adjustment fixing link 206, the hinge position of the first fixing link 205 and the adjustment fixing link 206 is changed, when the adjustment block 16 slides, the first fixing link 205 does not rotate, the adjustment block 16 rotates along with the adjustment fixing link 206, the adjustment fixing link 206 rotates along with the driven fixing link 207, the driven fixing link 207 presses the pressing plate 14, the initial position of the pressing plate 14 is changed, the driving fixing gear 202 rotates by the same angle, and the pressing force of the pressing plate 14 on the patient is different; the initial position of the pressing plate 14 is changed by pressing the adjusting piece, so that different patients can be conveniently pressed, and the novel medical pressing plate is convenient to use.
The second fixed transmission mechanism comprises a second driven fixed gear 210 which is rotatably connected to an arc-shaped support frame 201, the second driven fixed gear 210 is meshed with the driving fixed gear 202, a third driven fixed gear 211 is rotatably connected to the arc-shaped support frame 201, and the third driven fixed gear 211 is meshed with the second driven fixed gear 210; a driving pressing connecting rod 212 is fixedly connected to the third driven fixed gear 211, a driven pressing connecting rod 213 is rotatably connected to the arc-shaped supporting frame 201, the driving pressing connecting rod 212 is slidably connected with the driven pressing connecting rod 213, and one end, far away from the arc-shaped supporting frame 201, of the driven pressing connecting rod 213 is slidably connected with the pressing plate 14.
As shown in fig. 5 and 7, when the driving fixed gear 202 drives the first driven fixed gear 203 to rotate and also drives the second driven fixed gear 210 to rotate, the second driven fixed gear 210 drives the third driven fixed gear 211 to rotate, the third driven fixed gear 211 drives the driving pressing link 212 to rotate, the driving pressing link 212 drives the driven pressing link 213 to rotate on the arc-shaped support frame 201, the driven pressing link 213 drives the rotating column rotatably connected to the driven pressing link 213 to slide on the pressing plate 14 and press the pressing plate 14, and the usage is convenient, when the driven pressing link 213 presses the pressing plate 14, the pressing plate 14 drives the first support link 11 to move, and the first support link 11 stretches the tension spring 28; the invention is convenient to use, the driving fixed gear 202 is rotated, and the driving fixed gear 202 drives the first fixed transmission mechanism and the second fixed transmission mechanism to adjust the position of the pressing plate 14, so that the patient can be conveniently pressed and fixed, the body of the patient can be placed to move, the accuracy in radiotherapy is improved, and a better radiotherapy effect is achieved.
The position adjusting structure comprises a first front-back adjusting bevel gear 301 which is rotatably connected with an adjusting plate 13, a front-back adjusting rotating shaft 303 is rotatably connected with the adjusting plate 13, and a second front-back adjusting bevel gear 302 which is meshed with the first front-back adjusting bevel gear 301 is fixedly connected with the front-back adjusting rotating shaft 303; a pair of front and rear adjusting worms are arranged on the front and rear adjusting rotating shaft 303, front and rear adjusting worm wheels 304 are meshed with the front and rear adjusting worms 304, front and rear adjusting screw rods are fixedly connected to the front and rear adjusting worm wheels 304, the front and rear adjusting screw rods are rotatably connected with the adjusting plate 13, and front and rear driving plates 305 are screwed on the front and rear adjusting screw rods; a first left-right adjusting bevel gear 310 is rotatably connected to the adjusting plate 13, a left-right adjusting rotating shaft 312 is rotatably connected to the adjusting plate 13, and a second left-right adjusting bevel gear 311 meshed with the first left-right adjusting bevel gear 310 is fixedly connected to the left-right adjusting rotating shaft 312; it adjusts the worm to control to be provided with on the rotation axis 312 a pair of left and right sides, it adjusts worm wheel 313 about all to mesh on the regulation worm to control, adjust lead screw about the equal rigid coupling has on the worm wheel 313 about controlling, adjust lead screw and adjusting plate 13 rotation and be connected about, it has a pair of drive plate 314 about to adjust lead screw to go up the spiro union.
As shown in fig. 14, when the first front-rear adjusting bevel gear 301 is rotated, the first front-rear adjusting bevel gear 301 rotates with the second front-rear adjusting bevel gear 302, the second front-rear adjusting bevel gear 302 rotates with the front-rear adjusting rotating shaft 303, the front-rear adjusting rotating shaft 303 rotates with the front-rear adjusting worm, the front-rear adjusting worm rotates with the front-rear adjusting worm gear 304, the front-rear adjusting worm gear 304 rotates with the front-rear adjusting screw rod, the front-rear adjusting screw rod moves with the front-rear driving plate 305, and the front-rear driving plate 305 slides with the moving plate on the adjusting; then, the medical staff rotates the first left and right adjusting bevel gear 310, the first left and right adjusting bevel gear 310 drives the second adjusting bevel gear to rotate, the second adjusting bevel gear drives the left and right adjusting rotating shaft 312 to rotate, the left and right adjusting rotating shaft 312 drives the two left and right adjusting worms to rotate, the left and right adjusting worms drive the left and right adjusting worm wheel 313 to rotate, the left and right adjusting worm wheel 313 drives the left and right adjusting screw rod to rotate respectively, the left and right adjusting screw rod drives the left and right driving plate 314 to move, and the left and right adjusting screw rod drives; the movable plate can be moved within a certain range by the position adjusting structure, so that the position of the arc-shaped fixed plate 17 can be conveniently adjusted, the use by different patients is facilitated, and the practicability and convenience of the invention are improved.
A pair of first rectangular through holes are formed in the front and rear adjusting plate 13, second rectangular through holes are formed in the left and right moving plates, and the first rectangular through holes and the second rectangular through holes are arranged vertically; the overlapped part of the first rectangular through hole and the second rectangular through hole is an overlapped square hole, a sliding block is arranged in the overlapped square hole, and the sliding block is fixedly connected with the moving plate.
As shown in fig. 14, the overlapped part of the first rectangular through hole and the second rectangular through hole on the front and back adjusting plate 13 is a square hole, the square hole drives the sliding block to slide on the adjusting plate 13, the sliding block drives the moving plate to move, the moving plate drives the arc-shaped fixing plate 17 to move, after the moving plate moves to a proper position, the medical staff rotates the pressing bolt, and the pressing bolt drives the pressing plate to press the shoulder of the patient to prevent the body of the patient from moving.
The angle adjusting structure comprises an angle adjusting worm 503 rotatably connected to the moving plate, a second angle adjusting bevel gear 502 is fixedly connected to the angle adjusting worm 503, a first angle adjusting bevel gear 501 meshed with the second angle adjusting bevel gear 502 is rotatably connected to the moving plate, and an angle adjusting worm wheel 504 meshed with the angle adjusting worm 503 is arranged on the arc-shaped fixing plate 17.
As shown in fig. 15 and 16, when the first angle adjustment bevel gear 501 is rotated, the first angle adjustment bevel gear 501 drives the second angle adjustment bevel gear 502 to rotate, the second angle adjustment bevel gear 502 drives the angle adjustment worm 503 to rotate, the angle adjustment worm 503 drives the angle adjustment worm gear 504 to rotate, the angle adjustment worm gear 504 drives the arc-shaped fixing plate 17 to rotate on the moving plate, the position of the arc-shaped fixing plate 17 is adjusted, the use by different patients is facilitated, and the practicability and convenience of the present invention are improved.
The lifting and containing device comprises a power structure, a lifting structure 4 and a containing structure, wherein the lifting structure and the containing structure are connected with the power structure; the containing structure comprises a driven lifting gear 402 connected with the power structure, the driven lifting gear 402 is rotationally connected with the bed body 1, a gear column 403 is fixedly connected to the driven lifting gear 402, a receiving driving gear 404 engaged with the gear column 403 is rotatably connected to the adjusting plate 13, a receiving worm 406 is rotatably connected to the adjusting plate 13, a receiving driven gear 405 engaged with the receiving driving gear 404 is fixedly connected to the receiving worm 406, a pair of receiving worm wheels 407 engaged with the receiving worm 406 are rotatably connected to the adjusting plate 13, the receiving worm gears 407 are respectively fixedly connected with a driving receiving belt wheel 408, the adjusting plate 13 is rotatably connected with a driven receiving belt wheel 409 matched with the driving receiving belt wheel 408, the driven containing belt wheels 409 are fixedly connected with containing gears 410, and the arc-shaped supporting frame 201 is provided with an arc-shaped rack 411 meshed with the containing gears 410; the power structure comprises a power motor fixed in the bed body 1 and a power lifting gear 401 fixedly connected with the power motor, the power lifting gear 401 is meshed with a driven lifting gear 402, and a power switch matched with the power motor is arranged on the bed body 1; arc tracks are arranged on two sides of the arc support frame 201, and a cylindrical guide pin matched with the arc tracks is fixedly connected to the bed body 1.
As shown in fig. 9, 10 and 11, a medical staff presses a power switch to start a power motor, the power motor drives a power lifting gear 401 to rotate, the power lifting gear 401 drives a driven lifting gear 402 to rotate, the driven lifting gear 402 drives a gear column 403 to rotate, the gear column 403 drives an accommodating driving gear 404 to rotate, the accommodating driving gear 404 drives an accommodating driven gear 405 to rotate, the accommodating driven gear 405 drives an accommodating worm 406 to rotate, the accommodating worm 406 drives two accommodating worm wheels 407 to rotate, the accommodating worm wheels 407 drive a driving accommodating pulley 408 to rotate, the driving accommodating pulley 408 drives a driven accommodating pulley 409 to rotate, the driven accommodating pulley 409 drives an accommodating gear 410 to rotate, the accommodating gears 410 respectively drive an arc-shaped support frame 201 to rotate through arc-shaped racks 411, and the arc-shaped support frame 201 rotates into a bed body 1; the arc track on the arc support frame 201 and the cylindrical guide pin on the bed body 1 have a certain guiding function on the movement of the arc support frame 201; because the position of radiotherapy of each patient is different, therefore the main fixed body position is also different, the invention can rotate the arc support frame 201 to the bed body 1, is convenient for different patients to use, has improved the practicality and the convenience of the invention.
As shown in fig. 9, 10 and 11, while the driven lifting gear 402 drives the gear column 403 to rotate, the driven lifting gear 402 drives the first lifting gear 420 to rotate, the first lifting gear 420 drives the first transmission gear 421 to rotate, the first transmission gear 421 drives the second transmission gear 422 to rotate, the second transmission gear 422 drives the third transmission gear 423 to rotate, the third transmission gear 423 drives the first lifting pulley 424 to rotate, the first lifting pulley 424 drives the second lifting pulley to rotate, the second lifting pulley drives the lifting screw rod 425 to rotate, the lifting screw rod 425 drives the adjusting plate 13 to gradually slide into the bed body 1, and when the adjusting plate 13 slides, the adjusting plate 13 drives the accommodating driving gear 404 to slide on the gear column 403; the invention can fold the arc support frame and simultaneously lower the adjusting plate 13 into the bed body 1, thereby being convenient for accommodating the body fixing device and improving the convenience of the invention.
A pair of translation screw rods 6 is rotatably connected to the bed body 1, translation worm wheels 21 are fixedly connected to the translation screw rods 6, a translation rotating shaft is rotatably connected to the bed body 1, a translation worm 20 meshed with the translation worm wheels 21 is arranged on the translation rotating shaft, and a translation power structure is connected to the translation rotating shaft; the translation power structure comprises a translation motor which is fixed on the bed body 1 and is matched with the power switch, a translation driving gear 18 is fixedly connected onto the translation motor, and a translation driven gear 19 which is meshed with the translation driving gear 18 is fixedly connected onto the translation rotating shaft; the translation screw rods 6 are all in threaded connection with translation supporting plates 7, the translation supporting plates 7 are connected with lying plates 10 in a sliding mode, and the translation supporting plates 7 are all provided with first translation racks 8 and second translation racks 9; the bed body 1 is rotatably connected with a plurality of supporting gears 22 meshed with the first translation rack 8 and the second translation rack 9, the bed body 1 is slidably connected with a supporting rack 23 for controlling the lying plate 10 to ascend and descend, and the supporting rack 23 is meshed with the corresponding supporting gears 22.
As shown in the figures 9 and 17, respectively, as shown in fig. 18, when the adjusting plate 13 slides into the bed body 1, the translation motor is rotated by pressing a button corresponding to a power switch of the translation motor, the translation motor drives the translation driving gear 18 to rotate, the translation driving gear 18 drives the translation driven gear 19 to rotate, the translation driven gear 19 drives the translation rotating shaft to rotate, the translation rotating shaft drives the translation worms 20 at two ends to rotate, the translation worms 20 drive the translation worm wheels 21 to rotate, the translation worm wheels 21 drive the translation screw rods 6 to rotate, the translation screw rods 6 drive the translation supporting plate 7 to slide on the bed body 1, the translation supporting plate 7 drives the lying plate 10 to move, the first translation rack 8 and the second translation rack 9 on the translation supporting plate 7 are simultaneously meshed with the corresponding supporting gears 22, the supporting gears 22 rotate to drive the supporting racks 23 to slide, and the supporting racks 23 jack up the lying plate 10; the invention has novel structure, can be suitable for different patients, and improves the convenience of the invention.
As shown in the figure, the first front-back adjusting bevel gear 301, the first left-right adjusting bevel gear 310 and the first angle adjusting bevel gear 501 are all connected with a scale structure, the scale structure comprises a first scale driving gear 24 fixedly connected with the first front-back adjusting bevel gear 301, the first left-right adjusting bevel gear 310 and the first angle adjusting bevel gear 501 respectively, the moving plate is rotatably connected with a second scale driving gear 25 engaged with the first scale driving gear 24, the second scale driving gear 25 is fixedly connected with a first scale reducing gear 26, the moving plate is rotatably connected with a second scale reducing gear engaged with the first scale reducing gear 26, the second scale reducing gear is fixedly connected with a pointer, and the moving plate is provided with a scale matched with the pointer.
As shown in fig. 11 and 16, when the medical staff rotates the first front-back adjusting bevel gear 301, the first left-right adjusting bevel gear 310 and the first angle adjusting bevel gear 501, the medical staff drives the first scale driving gear 24 to rotate, the first scale driving gear 24 drives the second scale driving gear 25 to rotate, the second scale driving gear 25 drives the first scale reduction gear 26 to rotate, the first scale reduction gear 26 drives the second scale reduction gear to rotate, the second scale reduction gear drives the pointer to rotate, and the pointer points to the corresponding scale; each patient needs to carry out radiotherapy for many times, so that the corresponding scales of each person are recorded, and the movable plate and the arc-shaped fixing frame can be quickly moved to proper positions during radiotherapy again, so that the radiotherapeutic apparatus is convenient to use, and the convenience of the radiotherapeutic apparatus is improved.
The adjusting plate 13 is fixedly connected with a head support plate and a handle.
The patient can place the head in the head backup pad when carrying out the radiotherapy, and the handle of head front end can be held to both hands, thereby prevents to cause the health to remove at the in-process arm of radiotherapy removal, the position change of radiotherapy.
The power switch and the motor of the invention are both in the prior art, and are not improved and specifically described herein, and the motor and the power switch can be selected as required in specific implementation.
The working process of the invention is as follows:
the patient lies on the patient bed, the head is placed on the head supporting plate, then the medical staff rotates the rotating disk of the driving fixed gear 202, the driving fixed gear 202 drives the first driven fixed gear 203 to rotate, the first driven fixed gear 203 drives the angle adjusting fixed gear 204 to rotate, the angle adjusting fixed gear 204 drives the first fixed connecting rod 205 to rotate, the first fixed connecting rod 205 drives the driven fixed connecting rod 207 to rotate through the pressing adjusting piece, the driven fixed connecting rod 207 drives the rotating column to slide on the pressing plate 14 and presses the pressing plate 14, and when the rotating column presses the pressing plate 14, the pressing plate 14 stretches the reset spring 27 to slide on the arc-shaped supporting frame 201; meanwhile, the driving fixed gear 202 drives the first driven fixed gear 203 to rotate and also drives the second driven fixed gear 210 to rotate, the second driven fixed gear 210 drives the third driven fixed gear 211 to rotate, the third driven fixed gear 211 drives the driving pressing link 212 to rotate, the driving pressing link 212 drives the driven pressing link 213 to rotate on the arc-shaped support frame 201, the driven pressing link 213 drives the rotating column rotatably connected to the driven pressing link 213 to slide on the pressing plate 14 and press the pressing plate 14 to fix the body of the patient, and after the driving fixed gear 202 rotates to a proper position, the locking bolt is rotated and enters between two adjacent teeth of the driving fixed gear 202 to prevent the driving fixed gear 202 from rotating.
After the body is fixed, the medical staff rotates the first front and back adjusting bevel gear 301, the first front and back adjusting bevel gear 301 drives the second front and back adjusting bevel gear 302 to rotate, the second front and back adjusting bevel gear 302 drives the front and back adjusting rotating shaft 303 to rotate, the front and back adjusting rotating shaft 303 drives the front and back adjusting worm to rotate, the front and back adjusting worm drives the front and back adjusting worm wheel 304 to rotate, the front and back adjusting worm wheel 304 drives the front and back adjusting screw rod to rotate, the front and back adjusting screw rod drives the front and back driving plate 305 to move, and the front and back driving plate 305 drives the moving plate; then, the medical staff rotates the first left and right adjusting bevel gear 310, the first left and right adjusting bevel gear 310 drives the second adjusting bevel gear to rotate, the second adjusting bevel gear drives the left and right adjusting rotating shaft 312 to rotate, the left and right adjusting rotating shaft 312 drives the two left and right adjusting worms to rotate, the left and right adjusting worms drive the left and right adjusting worm wheel 313 to rotate, the left and right adjusting worm wheel 313 drives the left and right adjusting screw rod to rotate respectively, the left and right adjusting screw rod drives the left and right driving plate 314 to move, and the left and right adjusting screw rod drives; after the moving plate is moved to a proper position, the first angle adjusting bevel gear 501 is rotated, the first angle adjusting bevel gear 501 drives the second angle adjusting bevel gear 502 to rotate, the second angle adjusting bevel gear 502 drives the angle adjusting worm 503 to rotate, the angle adjusting worm 503 drives the angle adjusting worm gear 504 to rotate, the angle adjusting worm gear 504 drives the arc-shaped fixing plate 17 to rotate on the moving plate, the position of the arc-shaped fixing plate 17 is adjusted, the pressing bolt is rotated after the adjustment is completed, and the pressing bolt drives the pressing plate to press the shoulders of the patient to fix the shoulders of the patient.
After the radiotherapy of the patient is completed, the locking bolt is rotated out from between two adjacent teeth of the driving fixed gear 202, then the driving fixed gear 202 is rotated reversely, the return spring 27 pulls the guide post to slide in the guide cylinder, the guide post pulls the pressing plate 14, meanwhile, the tensioning spring 28 pulls the second support link 12, and the tensioning spring 28 on the second support link 12 pulls the first support link 11 to bring the pressing plate 14 into the arc-shaped support frame 201.
The medical staff presses a button corresponding to a power motor on a power switch, the power motor is started, the power motor drives a power lifting gear 401 to rotate, the power lifting gear 401 drives a driven lifting gear 402 to rotate, the driven lifting gear 402 drives a gear column 403 to rotate, the gear column 403 drives an accommodating driving gear 404 to rotate, the accommodating driving gear 404 drives an accommodating driven gear 405 to rotate, the accommodating driven gear 405 drives an accommodating worm 406 to rotate, the accommodating worm 406 drives two accommodating worm wheels 407 to rotate, the accommodating worm wheels 407 drive a driving accommodating belt wheel 408 to rotate, the driving accommodating belt wheel 408 drives a driven accommodating belt wheel 409 to rotate, the driven accommodating belt wheel 409 drives an accommodating gear 410 to rotate, the accommodating gears 410 respectively drive an arc-shaped support frame 201 to rotate through arc-shaped racks 411, and the arc-shaped support frame 201 rotates into the; when the driven lifting gear 402 drives the gear column 403 to rotate, the driven lifting gear 402 drives the first lifting gear 420 to rotate, the first lifting gear 420 drives the first transmission gear 421 to rotate, the first transmission gear 421 drives the second transmission gear 422 to rotate, the second transmission gear 422 drives the third transmission gear 423 to rotate, the third transmission gear 423 drives the first lifting belt wheel 424 to rotate, the first lifting belt wheel 424 drives the second lifting belt wheel to rotate, the second lifting belt wheel drives the lifting screw rod 425 to rotate, the lifting screw rod 425 drives the adjusting plate 13 to gradually slide into the bed body 1, and the adjusting plate 13 drives the accommodating driving gear 404 to slide on the gear column 403 when sliding.
When the adjusting plate 13 slides into the bed body 1, a button translation motor corresponding to a power switch of the translation motor is pressed to rotate, the translation motor drives a translation driving gear 18 to rotate, the translation driving gear 18 drives a translation driven gear 19 to rotate, the translation driven gear 19 drives a translation rotating shaft to rotate, the translation rotating shaft drives translation worms 20 at two ends to rotate, the translation worms 20 drive translation worm wheels 21 to rotate, the translation worm wheels 21 drive translation screw rods 6 to rotate, the translation screw rods 6 drive translation supporting plates 7 to slide on the bed body 1, the translation supporting plates 7 drive the lying plate 10 to move, a first translation rack 8 and a second translation rack 9 on the translation supporting plates 7 are simultaneously meshed with corresponding supporting gears 22, the supporting gears 22 rotate to drive the supporting racks 23 to slide, and the supporting racks 23 jack up the lying plate 10.
Claims (10)
1. The utility model provides a radiotherapy auxiliary device of malignant tumor, includes bed body (1), its characterized in that: an adjusting plate (13) is arranged on the bed body (1), and a lifting and receiving device for lifting the adjusting plate (13) is connected to the bed body (1); a body fixing device is arranged on the adjusting plate (13), and comprises an abdomen fixing structure (2) and a shoulder fixing structure (3) matched with the abdomen fixing structure (2); the abdomen fixing structure (2) comprises an arc-shaped supporting frame (201) arranged on an adjusting plate (13), the arc-shaped supporting frame (201) can rotate on the adjusting plate (13) through the lifting and containing device, a pressing plate (14) is connected to the arc-shaped supporting frame (201), and a fixing transmission structure matched with the pressing plate (14) is arranged on the arc-shaped supporting frame (201); shoulder fixed knot constructs (3) including the position control structure and with position control structure matched with mounting, the mounting includes the movable plate of position control structure control, be provided with the angle modulation structure on the movable plate, it is connected with angle modulation structure matched with arc fixed plate (17) to rotate on the movable plate, the spiro union has clamp bolt on arc fixed plate (17), it is connected with the pressure strip to rotate on the clamp bolt.
2. A radiotherapy auxiliary device for malignant tumor according to claim 1, wherein: a guide cylinder is fixedly connected to the arc-shaped support frame (201), a guide column is connected to the guide cylinder in a sliding mode, a return spring (27) is arranged between the guide cylinder and the guide column, and the guide column is rotatably connected with the pressing plate (14); the other end of the pressing plate (14) is rotatably connected with a first supporting connecting rod (11), the first supporting connecting rod (11) is rotatably connected with a second supporting connecting rod (12), one end, far away from the first supporting connecting rod (11), of the second supporting connecting rod (12) is rotatably connected with the arc-shaped supporting frame (201), the first supporting connecting rod (11) and the second supporting connecting rod (12) are connected with tensioning springs (28), and the tensioning springs (28) are also connected between the second supporting connecting rod (12) and the arc-shaped supporting frame (201); the fixed transmission structure comprises a first fixed transmission mechanism and a second fixed transmission mechanism; the first fixed transmission mechanism comprises a driving fixed gear (202) which is rotatably connected to an arc-shaped support frame (201), a first driven fixed gear (203) which is meshed with the driving fixed gear (202) is rotatably connected to the arc-shaped support frame (201), and an angle adjusting fixed gear (204) which is meshed with the first driven fixed gear (203) is rotatably connected to the arc-shaped support frame (201); the angle adjustment fixed gear (204) is fixedly connected with a first fixed connecting rod (205), the arc-shaped supporting frame (201) is provided with a pressing adjusting piece matched with the first fixed connecting rod (205), the pressing adjusting piece is connected with a driven fixed connecting rod (207), and the driven fixed connecting rod (207) is connected with the pressing plate (14) in a sliding mode.
3. A radiotherapy auxiliary device for malignant tumor according to claim 2, wherein: compress tightly the regulating part and include regulation fixed link (206) with driven fixed link (207) rigid coupling, first fixed link (205) and regulation fixed link (206) sliding connection, be provided with on regulation fixed link (206) and adjust rack (15), sliding connection has regulating block (16) with first fixed link (205) matched with on regulation fixed link (206), rotating connection has the rotating gear with regulation rack (15) engaged with on regulating block (16).
4. A radiotherapy auxiliary device for malignant tumor according to claim 2, wherein: the second fixed transmission mechanism comprises a second driven fixed gear (210) which is rotatably connected to the arc-shaped support frame (201), the second driven fixed gear (210) is meshed with the driving fixed gear (202), a third driven fixed gear (211) is rotatably connected to the arc-shaped support frame (201), and the third driven fixed gear (211) is meshed with the second driven fixed gear (210); the driving pressing connecting rod (212) is fixedly connected to the third driven fixed gear (211), the driven pressing connecting rod (213) is connected to the arc-shaped supporting frame (201) in a rotating mode, the driving pressing connecting rod (212) is connected with the driven pressing connecting rod (213) in a sliding mode, and one end, away from the arc-shaped supporting frame (201), of the driven pressing connecting rod (213) is connected with the pressing plate (14) in a sliding mode.
5. A radiotherapy auxiliary device for malignant tumor according to claim 1, wherein: the position adjusting structure comprises a first front and rear adjusting bevel gear (301) rotatably connected with an adjusting plate (13), a front and rear adjusting rotating shaft (303) is rotatably connected with the adjusting plate (13), and a second front and rear adjusting bevel gear (302) meshed with the first front and rear adjusting bevel gear (301) is fixedly connected with the front and rear adjusting rotating shaft (303); a pair of front and rear adjusting worms is arranged on the front and rear adjusting rotating shaft (303), front and rear adjusting worm wheels (304) are meshed on the front and rear adjusting worms, front and rear adjusting screw rods are fixedly connected to the front and rear adjusting worm wheels (304), the front and rear adjusting screw rods are rotatably connected with an adjusting plate (13), and front and rear driving plates (305) are screwed on the front and rear adjusting screw rods; a first left-right adjusting bevel gear (310) is rotatably connected to the adjusting plate (13), a left-right adjusting rotating shaft (312) is rotatably connected to the adjusting plate (13), and a second left-right adjusting bevel gear (311) meshed with the first left-right adjusting bevel gear (310) is fixedly connected to the left-right adjusting rotating shaft (312); it adjusts worm about to be provided with a pair of on rotation axis (312) to control, control all to mesh on the regulation worm and control regulation worm wheel (313), control and adjust adjusting screw rod about equal rigid coupling has on worm wheel (313), control adjusting screw rod and regulating plate (13) and rotate and be connected, control adjusting screw rod and go up the spiro union have a pair of drive plate (314) of controlling.
6. An auxiliary device for radiotherapy of malignant tumor according to claim 5, wherein: a pair of first rectangular through holes are formed in the front and rear adjusting plate (13), second rectangular through holes are formed in the left and right moving plates, and the first rectangular through holes and the second rectangular through holes are arranged vertically; the overlapped part of the first rectangular through hole and the second rectangular through hole is an overlapped square hole, a sliding block is arranged in the overlapped square hole, and the sliding block is fixedly connected with the moving plate.
7. A radiotherapy auxiliary device for malignant tumor according to claim 1, wherein: the angle adjusting structure comprises an angle adjusting worm (503) rotatably connected to a moving plate, a second angle adjusting bevel gear (502) is fixedly connected to the angle adjusting worm (503), a first angle adjusting bevel gear (501) meshed with the second angle adjusting bevel gear (502) is rotatably connected to the moving plate, and an angle adjusting worm wheel (504) meshed with the angle adjusting worm (503) is arranged on the arc-shaped fixing plate (17).
8. A radiotherapy auxiliary device for malignant tumor according to claim 1, wherein: the lifting and containing device comprises a power structure, a lifting structure (4) and a containing structure, wherein the lifting structure and the containing structure are connected with the power structure; the storage structure comprises a driven lifting gear (402) connected with a power structure, the driven lifting gear (402) is rotatably connected with a bed body (1), a gear column (403) is fixedly connected onto the driven lifting gear (402), a storage driving gear (404) meshed with the gear column (403) is rotatably connected onto an adjusting plate (13), a storage worm (406) is rotatably connected onto the adjusting plate (13), a storage driven gear (405) meshed with the storage driving gear (404) is fixedly connected onto the storage worm (406), a pair of storage worm wheels (407) meshed with the storage worm (406) is rotatably connected onto the adjusting plate (13), driving storage belt wheels (408) are fixedly connected onto the storage worm wheels (407), and driven storage belt wheels (409) matched with the driving storage belt wheels (408) are rotatably connected onto the adjusting plate (13), all the driven containing belt wheels (409) are fixedly connected with containing gears (410), and arc racks (411) meshed with the containing gears (410) are arranged on the arc-shaped supporting frames (201).
9. The radiotherapy auxiliary device for malignant tumor of claim 8, wherein: elevation structure (4) are including first elevating gear (420) of driven elevating gear (402) lower extreme rigid coupling, the bed body (1) is gone up to rotate and is connected with first drive gear (421) with first elevating gear (420) engaged with, the rigid coupling has second drive gear (422) on first drive gear (421), the bed body (1) is gone up to rotate and is connected with third drive gear (423) with second drive gear (422) engaged with, the rigid coupling has first lift band pulley (424) on third drive gear (423), the bed body (1) is gone up to rotate and is connected with the second lift band pulley with first lift band pulley (424) matched with, the rigid coupling has lift lead screw (425) with regulating plate (13) spiro union on the second lift band pulley.
10. A radiotherapy auxiliary device for malignant tumor according to claim 1, wherein: the bed body (1) is rotatably connected with a pair of translation screw rods (6), translation worm gears (21) are fixedly connected to the translation screw rods (6), the bed body (1) is rotatably connected with a translation rotating shaft, translation worms (20) meshed with the translation worm gears (21) are arranged on the translation rotating shaft, and a translation power structure is connected to the translation rotating shaft; the translation screw rods (6) are all in threaded connection with translation supporting plates (7), the translation supporting plates (7) are connected with lying plates (10) in a sliding mode, and the translation supporting plates (7) are all provided with first translation racks (8) and second translation racks (9); the bed body (1) is connected with a plurality of supporting gears (22) meshed with the first translation rack (8) and the second translation rack (9) in a rotating mode, the bed body (1) is connected with a supporting rack (23) used for controlling the lying plate (10) to ascend and descend in a sliding mode, and the supporting rack (23) is meshed with the corresponding supporting gears (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010172454.2A CN111330168A (en) | 2020-03-12 | 2020-03-12 | Radiotherapy auxiliary device of malignant tumor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010172454.2A CN111330168A (en) | 2020-03-12 | 2020-03-12 | Radiotherapy auxiliary device of malignant tumor |
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| Publication Number | Publication Date |
|---|---|
| CN111330168A true CN111330168A (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010172454.2A Withdrawn CN111330168A (en) | 2020-03-12 | 2020-03-12 | Radiotherapy auxiliary device of malignant tumor |
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| Country | Link |
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| CN (1) | CN111330168A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112107796A (en) * | 2020-08-03 | 2020-12-22 | 苏州国科兴旺医疗设备有限公司 | Plasma device for treating skin diseases and using method |
| CN112604188A (en) * | 2020-12-31 | 2021-04-06 | 陈文俊 | Lifting device for radiotherapy equipment in tumor and radiotherapy equipment |
| CN112741968A (en) * | 2021-01-18 | 2021-05-04 | 中国人民解放军陆军军医大学第一附属医院 | Novel radiotherapy location that oncology used device |
| CN117018472A (en) * | 2023-08-08 | 2023-11-10 | 中国医学科学院北京协和医院 | Radiotherapy bed position corner adjusting device |
-
2020
- 2020-03-12 CN CN202010172454.2A patent/CN111330168A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112107796A (en) * | 2020-08-03 | 2020-12-22 | 苏州国科兴旺医疗设备有限公司 | Plasma device for treating skin diseases and using method |
| CN112107796B (en) * | 2020-08-03 | 2023-09-22 | 苏州国科兴旺医疗设备有限公司 | Plasma device for treating skin diseases and application method |
| CN112604188A (en) * | 2020-12-31 | 2021-04-06 | 陈文俊 | Lifting device for radiotherapy equipment in tumor and radiotherapy equipment |
| CN112741968A (en) * | 2021-01-18 | 2021-05-04 | 中国人民解放军陆军军医大学第一附属医院 | Novel radiotherapy location that oncology used device |
| CN112741968B (en) * | 2021-01-18 | 2022-10-14 | 中国人民解放军陆军军医大学第一附属医院 | Novel radiotherapy location that oncology used device |
| CN117018472A (en) * | 2023-08-08 | 2023-11-10 | 中国医学科学院北京协和医院 | Radiotherapy bed position corner adjusting device |
| CN117018472B (en) * | 2023-08-08 | 2024-02-02 | 中国医学科学院北京协和医院 | Radiotherapy bed position corner adjusting device |
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Application publication date: 20200626 |