CN113368409A

CN113368409A - Radiation therapy protective equipment in gynecological tumor cavity

Info

Publication number: CN113368409A
Application number: CN202110497108.6A
Authority: CN
Inventors: 雷声云; 吕海丽; 姚青青
Original assignee: Xian International Medical Center Co Ltd
Current assignee: Xian International Medical Center Co Ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2021-09-10
Anticipated expiration: 2041-05-07
Also published as: CN113368409B

Abstract

The invention discloses a gynecological tumor intracavity radiation therapy protective device, which comprises: the guide shell is fixedly arranged on the left side of the protection cylinder, a lubricating sleeve for reducing friction force is sleeved on the right side of the protection cylinder, a central rod penetrates through the middle of the guide shell, and a moving rod penetrates through the middle of the central rod; the left end of the baffle is arranged above the moving rod, and an extrusion rod is connected below the right end of the moving rod; the right end of the connecting rod is arranged on the side of the limiting blade, and the left end of the connecting rod is fixedly arranged on the right side of the circular gear; the spliced pole, the cover is established and is installed the lower extreme of fixed plate, the ball is installed in the outside of fixed plate. This radiation therapy protective equipment in gynaecology's tumour cavity can avoid adopting the mode of centre gripping to lock the tumour arch when carrying out intracavity tumour treatment, reduces the painful possibility of patient appearance, can realize fixed point radiation therapy simultaneously and play the guard action to healthy position.

Description

Radiation therapy protective equipment in gynecological tumor cavity

Technical Field

The invention relates to the technical field related to gynecological tumor, in particular to a gynecological tumor intracavity radiation therapy protective device.

Background

Gynecological tumors are common gynecological diseases at present, and during gynecological intracavity tumor treatment, radiation is usually adopted for local treatment, however, during the radiation local treatment, corresponding treatment protection equipment is usually adopted to avoid damage to the remaining healthy regional tissues.

However, the most of the prior gynecological tumor intracavity radiation therapy protective equipment has the following problems:

the protection device for gynecological tumor intracavity radiation therapy disclosed as CN211188829U, wherein a protection barrel, one end of the protection barrel is sleeved with a half of lubricating sleeve, the lubricating sleeve is connected with the protection barrel in a clamping manner, the water absorbing component comprises an inner shell, a group of water absorbing cotton is installed inside the inner shell in a matching manner, then a clamping component is arranged in the radiation therapy process, the position of a tumor in a patient body is locked, the tumor is clamped inside the protection barrel, local radioactive ray therapy is carried out, and when the clamping component is used for clamping and locking a raised tumor part, the patient can easily feel relatively high pain, and further discomfort of the patient is caused.

We therefore propose a gynecological intraluminal radiation therapy protection device, in order to solve the problems set out above.

Disclosure of Invention

The invention aims to provide radiation therapy protective equipment in a gynecological tumor cavity, and aims to solve the problem that when the existing radiation therapy protective equipment in the market carries out local radioactive ray therapy, a clamping assembly is utilized to clamp and lock a convex tumor part, so that a patient is easily painful, and further the patient feels uncomfortable.

In order to achieve the purpose, the invention provides the following technical scheme: a radiation therapy protective equipment in gynecological tumor cavity comprises:

the guide shell is fixedly arranged on the left side of the protection cylinder, a lubricating sleeve for reducing friction force is sleeved on the right side of the protection cylinder, a central rod penetrates through the middle of the guide shell, and a moving rod penetrates through the middle of the central rod;

the left end of the baffle is arranged above the moving rod, the lower part of the right end of the moving rod is connected with the extrusion rod, the lower end of the extrusion rod is attached with the piston rod, the upper end of the piston rod is arranged inside the positioning column, and the middle part of the upper end of the positioning column is connected with the suction nozzle for sucking the raised tumor;

the lantern ring is arranged on the outer side of the suction nozzle, the outer side of the lantern ring is fixedly provided with limiting blades, and the inner side of the lantern ring is fixedly connected with a radioactive source for releasing radioactive rays;

the right end of the connecting rod is arranged on the side of the limiting blade, the left end of the connecting rod is fixedly arranged on the right side of the circular gear, the left side of the circular gear is connected with a supporting structure for improving stability, a lateral gear rod is arranged on the outer side of the circular gear, and the lateral gear rod is connected with the fixing plate through a pull rope;

the spliced pole, the cover is established and is installed the lower extreme of fixed plate, the ball is installed in the outside of fixed plate.

Preferably, the movable rod penetrates through the middle of the central rod, the movable rod is in sliding connection with the guide shell, and the diameter of the movable rod is smaller than that of the inner ring of the central rod.

Through adopting above-mentioned technical scheme, thereby the diameter that the diameter of shift lever is less than the diameter of center bar can avoid the center bar to drive the shift lever when rotating and carry out synchronous rotation.

Preferably, the outer wall of baffle and the inner wall of suction nozzle laminate each other, and be fixed connection between the left end of baffle and extrusion stem all and the right-hand member of carriage release lever.

Through adopting above-mentioned technical scheme, utilize laminating each other between baffle and the suction nozzle inner wall to can play the effect of blockking through baffle to external dust and impurity when using.

Preferably, the arc-shaped block on the right side of the lower end of the extrusion rod is attached to the pulley on the left side of the piston rod, and the upper end of the piston rod is in butt joint with the reserved space inside the positioning column in a sliding connection mode.

Through adopting above-mentioned technical scheme, can utilize the arc piece on lower extreme right side to extrude the promotion to the piston rod through the motion of extrusion pole.

Preferably, the outer side of the lantern ring is uniformly distributed with limiting blades, and the limiting blades and the connecting rods are distributed in a staggered manner.

Through adopting above-mentioned technical scheme, the joint pole can promote spacing blade at the pivoted in-process and rotate, thereby can make the lantern ring carry out synchronous rotation through the rotation of spacing blade.

Preferably, the connecting rods are arranged in an inclined structure, and are uniformly distributed on the right side of the circular gear at equal angles.

Through adopting above-mentioned technical scheme, thereby utilize the rotation of circular gear can drive its right side fixed connection's joint pole and carry out synchronous revolution.

Preferably, the balls are uniformly distributed on the fixing plate at equal intervals, the fixing plate is distributed on the periphery of the protective cylinder, and the balls are movably connected with the fixing plate.

Through adopting above-mentioned technical scheme, thereby when can stretch into the intracavity with a protection section of thick bamboo through the setting of ball, reduce holistic frictional force, prevent that frictional force from too big causing certain painful sense for the patient.

Preferably, the supporting structure comprises a clamping rod, a positioning magnet, a main magnet, a contact block and a return spring, the inner end of the clamping rod is fixedly mounted on the left side of the circular gear, the outer end of the clamping rod is fixedly mounted with the positioning magnet, the main magnet is mounted on the outer side of the positioning magnet and is fixedly mounted on the inner side of the contact block, a protrusion for providing friction force is mounted on the outer side of the contact block, and the contact block and the protection cylinder are connected through the return spring for providing return elastic force.

Through adopting above-mentioned technical scheme, thereby utilize the extension of conflict piece can make its outside fixed connection's arch and intracavity conflict, come whole and the holistic frictional force of intracavity from this, avoid the gliding phenomenon to appear in the protective tube when radiotherapy to tumour.

Preferably, the positioning magnet at the end part of the clamping rod is the same as the main magnet at the inner end of the contact block, and the contact block and the protection cylinder form an elastic telescopic structure through a reset spring.

Through adopting above-mentioned technical scheme, the rotation of joint pole can utilize the principle that its homopolar magnet repels each other to promote the touch multitouch and remove to the outside of protective cylinder.

Compared with the prior art, the invention has the beneficial effects that: the gynecological tumor intracavity radiotherapy protective device can avoid locking the tumor bulge in a clamping mode during intracavity tumor therapy, reduce the possibility of pain of a patient, and simultaneously realize the protective effect of fixed-point radiotherapy on healthy parts;

1. the extrusion rod is arranged, the extrusion rod and the baffle can be driven to synchronously move by moving the movable rod to the left side, the baffle moves to the left side at the moment, the blockage of the suction nozzle is removed, then the piston rod can be extruded and pushed by the movement of the extrusion rod, the piston rod moves downwards at the moment, and the tumor bulge is sucked into the suction nozzle by the downward movement of the piston rod, so that the tumor is prevented from being locked by adopting a clamping mode;

2. the ball bearings are arranged, so that when the protective cylinder of the rotary radiation therapy device penetrates into the interior of the tumor cavity, the friction force between the protective cylinder and the cavity is reduced, thereby avoiding a certain pain to a patient caused by overlarge friction force, meanwhile, the rotation of the circular gear can utilize the mutual matching between the connecting rod and the limiting blades to enable the lantern ring to drive the radiation source to synchronously rotate, and at the moment, the uniformity of tumor irradiation can be improved by utilizing the rotating radiation source, and the whole radiation therapy effect is improved;

3. be provided with the touch multitouch, circular gear can drive side direction gear pole and joint pole after rotatory and carry out synchronous rotation, rotation through side direction gear pole and then can utilize the stay cord to make fixed block and ball receive and advance the inside of a protective barrel, the rotation of joint pole can utilize the principle that like magnetism repelled each other to promote the conflict piece outwards to go out and with patient's tumour intracavity mutual contact simultaneously, utilize the contact in the arch outside the touch multitouch and the patient intracavity from this and can improve holistic stability, avoid when the treatment a protective barrel the phenomenon that removes appears.

Drawings

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

FIG. 2 is a schematic cross-sectional front view of the present invention;

FIG. 3 is a schematic cross-sectional view of a piston rod and a positioning post of the present invention;

FIG. 4 is a schematic top view of a spacing blade and a connecting rod according to the present invention;

FIG. 5 is a side view of the circular gear and lateral gear rod of the present invention;

FIG. 6 is a schematic cross-sectional view taken along line A-A of FIG. 5 in accordance with the present invention;

FIG. 7 is an enlarged view of the structure at B in FIG. 5 according to the present invention.

In the figure: 1. a protective cylinder; 2. a guide housing; 3. a lubricating sleeve; 4. a center pole; 5. a travel bar; 6. a baffle plate; 7. an extrusion stem; 8. a piston rod; 9. a positioning column; 10. a suction nozzle; 11. a collar; 12. limiting the blades; 13. a radioactive source; 14. a connecting rod; 15. a circular gear; 16. a lateral gear lever; 17. pulling a rope; 18. A fixing plate; 19. connecting columns; 20. a ball bearing; 21. a clamping and connecting rod; 22. positioning a magnet; 23. a main magnet; 24. A contact block; 25. a return spring.

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. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a gynecological tumor intracavity radiation therapy protective device comprises a protective cylinder 1, a guide shell 2, a lubricating sleeve 3, a central rod 4, a movable rod 5, a baffle 6, an extrusion rod 7, a piston rod 8, a positioning column 9, a suction nozzle 10, a lantern ring 11, a limiting blade 12, a radioactive source 13, a connecting rod 14, a circular gear 15, a lateral gear rod 16, a pull rope 17, a fixing plate 18, a connecting column 19, a ball 20, a clamping rod 21, a positioning magnet 22, a main magnet 23, a collision block 24 and a reset spring 25;

the guide shell 2 is fixedly arranged on the left side of the protection barrel 1, a lubricating sleeve 3 for reducing friction force is sleeved on the right side of the protection barrel 1, a central rod 4 penetrates through the middle of the guide shell 2, and a moving rod 5 penetrates through the middle of the central rod 4;

the left end of the baffle 6 is installed above the moving rod 5, the lower part of the right end of the moving rod 5 is connected with the extrusion rod 7, the lower end of the extrusion rod 7 is provided with a piston rod 8 in a fitting manner, the upper end of the piston rod 8 is installed inside the positioning column 9, and the middle part of the upper end of the positioning column 9 is connected with a suction nozzle 10 for sucking the raised tumor;

the lantern ring 11 is arranged on the outer side of the suction nozzle 10, the outer side of the lantern ring 11 is fixedly provided with a limiting blade 12, and the inner side of the lantern ring 11 is fixedly connected with a radioactive source 13 for releasing radioactive rays;

the right end of the connecting rod 14 is arranged on the side of the limiting blade 12, the left end of the connecting rod 14 is fixedly arranged on the right side of the circular gear 15, the left side of the circular gear 15 is connected with a supporting structure for improving stability, the outer side of the circular gear 15 is provided with a lateral gear rod 16, and the lateral gear rod 16 is connected with the fixing plate 18 through a pull rope 17;

the connecting column 19 is sleeved at the lower end of the fixing plate 18, and the outer side of the fixing plate 18 is provided with a ball 20.

The moving rod 5 is installed in the middle of the central rod 4 in a penetrating mode, the moving rod 5 is in sliding connection with the guide shell 2, and the diameter of the moving rod 5 is smaller than the diameter of the inner ring of the central rod 4.

The outer wall of the baffle 6 and the inner wall of the suction nozzle 10 are mutually attached, and the left ends of the baffle 6 and the extrusion rod 7 are fixedly connected with the right end of the movable rod 5.

The arc-shaped block on the right side of the lower end of the extrusion rod 7 is attached to the pulley on the left side of the piston rod 8, and the upper end of the piston rod 8 is in butt joint with the reserved space inside the positioning column 9 in a sliding connection mode.

As shown in fig. 1-4, the protection tube 1 is inserted into the tumor cavity of the patient correspondingly, at this time, the lubrication sleeve 3 sleeved on the right side of the protection tube 1 and the ball 20 arranged on the outer side of the fixing plate 18 can reduce the friction force between the whole body and the cavity, thereby avoiding a certain injury and pain to the patient due to excessive friction force, then the moving rod 5 is pulled leftwards on the guide shell 2, the movement of the moving rod 5 can enable the baffle 6 and the extrusion rod 7 to move synchronously, the baffle 6 is moved to open the suction nozzle 10, meanwhile, the extrusion rod 7 is moved leftwards to extrude the pulley on the left side of the piston rod 8, the piston rod 8 is moved downwards after being extruded, the insides of the suction nozzle 10 and the positioning column 9 can generate negative pressure by the downward movement of the piston rod 8, the tumor bulge can be sucked into the suction nozzle 10 correspondingly by the negative pressure, finally, the radiation source 13 on the inner side of the lantern ring 11 is opened, and the fixed-point radiation therapy can be carried out on the tumor.

Limiting blades 12 are uniformly distributed on the outer side of the lantern ring 11, and the limiting blades 12 and the connecting rods 14 are distributed in a staggered mode.

The joint rods 14 are arranged in an inclined structure, and the joint rods 14 are uniformly distributed at equal angles on the right side of the circular gear 15.

The balls 20 are uniformly distributed on the fixing plate 18 at equal intervals, the fixing plate 18 is distributed on the periphery of the protective cylinder 1, and the balls 20 and the fixing plate 18 are movably connected.

The supporting structure is by joint pole 21, positioning magnet 22, main magnet 23, conflict piece 24 and reset spring 25 are constituteed, joint pole 21's the inner fixed mounting in the left side of circular gear 15, and joint pole 21's the outer end fixed mounting is equipped with positioning magnet 22, main magnet 23 is installed in positioning magnet 22's the outside, and main magnet 23 fixed mounting is in the inboard of conflict piece 24, the arch of providing frictional force is installed in the outside of conflict piece 24, and conflict piece 24 is connected through the reset spring 25 that provides elasticity that resets between 1 with the protective barrel.

The magnetic properties of the positioning magnet 22 at the end of the clamping rod 21 are the same as that of the main magnet 23 at the inner end of the abutting block 24, and an elastic telescopic structure is formed between the abutting block 24 and the protective cylinder 1 through a return spring 25.

As shown in fig. 2 and fig. 4-7, when the tumor is treated by fixed-point radiotherapy, the central rod 4 is rotated, the rotation of the central rod 4 can drive the circular gear 15 thereon to synchronously rotate, when the circular gear 15 rotates, the lateral gear rod 16, the latch rod 21 and the connecting rod 14 on the side of the circular gear 15 can synchronously rotate, the pull rope 17 can be wound by the rotation of the lateral gear rod 16, at this time, the pull rope 17 can pull the fixing plate 18 to move downwards after being wound, the fixing plate 18 can drive the ball 20 on the outer side of the fixing rod to be retracted into the protection tube 1 after moving downwards, simultaneously, the distance between the positioning magnet 22 on the outer end of the latch rod 21 and the main magnet 23 on the inner side of the contact block 24 after being rotated is gradually reduced, the repulsive force between the magnets is gradually increased, at this time, the contact block 24 is made to extend out of the interior of the protection tube 1, and with the tumour intracavity of patient contact each other, thereby contact through in touch-and-touch piece 24 and the tumour intracavity can improve with the frictional force of patient intracavity, thereby improve the holistic stability of protective cylinder 1, simultaneously when linking pole 14 rotates, because of linking pole 14 and spacing blade 12 between for crisscross distribution, can stir spacing blade 12 at the pivoted in-process when linking pole 14 this moment and carry out synchronous rotation, thereby can make lantern ring 11 drive radiation source 13 rotate through the rotation of spacing blade 12, thereby utilize the rotation of radiation source 13 can carry out even irradiation to the tumour of sucking the inside absorption of mouth 10, thereby improve the fixed point radiation therapy effect to the tumour with this.

The working principle is as follows: when the gynecological tumor intracavity radiation therapy protective device is used, firstly, according to the illustration in fig. 1-7, the baffle 6 can be moved leftwards by the movement of the moving rod 5, the extrusion rod 7 and the piston rod 8 are mutually matched to generate negative pressure inside the positioning column 9 and the suction nozzle 10, the tumor bulge can be sucked by the suction nozzle 10 by the negative pressure, meanwhile, the tumor inside the suction nozzle 10 can be subjected to reflection therapy by the radioactive source 13 inside the lantern ring 11, meanwhile, the lateral gear rod 16, the connecting rod 14 and the clamping rod 21 can synchronously rotate by the rotation of the circular gear 15, the fixing plate 18 can drive the ball 20 to be retracted into the interior of the protective cylinder 1 through the mutual matching of the lateral gear rod 16, the clamping rod 21, the pull rope 17 and the positioning magnet 22, and the contact block 24 extends out of the outer side of the protective cylinder 1 to be contacted with the cavity of a patient, improve from this with the frictional force of patient intracavity, stability when increasing whole use, the rotation of simultaneously joining pole 14 can utilize and spacing blade 12 and lantern ring 11 mutually support make radiation source 13 rotate, thereby homogeneity when can improving the tumour through rotatory radiation source 13 and shine, increase the holistic radiotherapy effect to the tumour.

Claims

1. A radiation therapy protective equipment in gynecological tumor cavity is characterized by comprising:

2. The intracavitary radiotherapy protective equipment for gynecological tumors according to claim 1, characterized in that: the movable rod penetrates through the middle of the central rod, the movable rod is in sliding connection with the guide shell, and the diameter of the movable rod is smaller than that of the inner ring of the central rod.

3. The intracavitary radiotherapy protective equipment for gynecological tumors according to claim 1, characterized in that: the outer wall of baffle and the inner wall of suction nozzle laminate each other, and be fixed connection between the left end of baffle and extrusion stem all and the right-hand member of carriage release lever.

4. The intracavitary radiotherapy protective equipment for gynecological tumors according to claim 1, characterized in that: the arc-shaped block on the right side of the lower end of the extrusion rod is attached to the pulley on the left side of the piston rod, and the upper end of the piston rod is in butt joint with the reserved space inside the positioning column in a sliding connection mode.

5. The intracavitary radiotherapy protective equipment for gynecological tumors according to claim 1, characterized in that: the outer side of the lantern ring is uniformly distributed with limiting blades, and the limiting blades and the connecting rods are distributed in a staggered mode.

6. The intracavitary radiotherapy protective equipment for gynecological tumors according to claim 1, characterized in that: the connecting rods are of an inclined structure and are uniformly distributed on the right side of the circular gear at equal angles.

7. The intracavitary radiotherapy protective equipment for gynecological tumors according to claim 1, characterized in that: the ball is equidistant evenly distributed on the fixed plate, and the fixed plate distributes around the protective barrel to be swing joint between ball and the fixed plate.

8. The intracavitary radiotherapy protective equipment for gynecological tumors according to claim 1, characterized in that: the supporting structure comprises joint pole, location magnet, main magnet, conflict piece and reset spring, the inner fixed mounting of joint pole is in the left side of circular gear, and the outer end fixed mounting of joint pole has location magnet, main magnet is installed in the outside of location magnet, and main magnet fixed mounting is in the inboard of conflict piece, the arch that provides frictional force is installed in the outside of conflict piece, and is connected through the reset spring that provides elasticity that resets between conflict piece and the protection section of thick bamboo.

9. The intracavitary radiotherapy protective equipment for gynecological tumors according to claim 8, characterized in that: the positioning magnet at the end part of the clamping rod is the same as the main magnet at the inner end of the abutting block, and an elastic telescopic structure is formed between the abutting block and the protection cylinder through a reset spring.