CN112569483A

CN112569483A - Cancer radiotherapy instrument

Info

Publication number: CN112569483A
Application number: CN202011401227.9A
Authority: CN
Inventors: 刘以南
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-03-30

Abstract

The invention discloses a cancer radiotherapy instrument, which structurally comprises a supporting seat, an adjusting table, a radiotherapy bed, a protective device, an angle adjusting disc, a laser lamp, a therapeutic apparatus, a frame rotating shaft, a protective balance weight, a machine body and a rotating disc, the medical care personnel adjusts the position of the movable sheath through the slide rail to expose the position of the tumor of the body of the patient and tightly attach the elastic pad to the body of the patient, can effectively shield, obstruct and obstruct the radiation generated by the radiation through the cooperation of the silver fiber layer and the lead layer, the receiving disc receives the radioactive rays emitted by the laser lamp, the radioactive rays are effectively dispersed and transmitted to the six dispersion tubes through the through holes, the internal radioactive rays can be irradiated on the body of a patient, the tumor part of the body of the patient is uniformly and intensively treated with radiotherapy, and the radiotherapy effect of the patient is improved.

Description

Cancer radiotherapy instrument

Technical Field

The invention relates to the field of medical machinery, in particular to a cancer radiotherapy instrument.

Background

Radiotherapy is the treatment of utilizing one or more ionizing radiation to malignant tumour and some benign diseases, and the means of radiotherapy is ionizing radiation, has wide application in the treatment of tumour, and in the radiotherapy process, need confirm angle and irradiation point of the position of will radiotherapy with the help of the radioactive ray first, and then pass the radiation irradiation tumour of various different energies to restrain and kill the cancer cell, protect other healthy positions of patient through the protective element, protect the cell of other positions of patient's body, when carrying out the radiotherapy, the place that needs the improvement:

cancer patient is when carrying out the radiotherapy, patient lies flat and accepts radiation therapy on putting the treatment patient bed, radiation among the radiation therapy can radiate patient's tumour position, tumour radiotherapy's in-process can produce a lot of radiations, because the radiotherapy instrument carries out all-round radiotherapy to the tumour, other positions that lead to patient's health also will receive the ray irradiation, make human normal other tissue organs will receive inevitable radiation injury, and the activity about the radiotherapy instrument can be when the radiation, the radiation can the outdiffusion because of the activity of radiotherapy instrument, can't concentrate radiation therapy to the tumour, thereby influence the radiotherapy effect.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a cancer radiotherapy instrument.

In order to achieve the purpose, the invention is realized by the following technical scheme: a cancer radiotherapy instrument structurally comprises a supporting seat, an adjusting table, a radiotherapy bed, a protective device, an angle adjusting disc, a laser lamp, a therapeutic instrument, a rack rotating shaft, a protective balance hammer, an engine body and a rotating disc, wherein the adjusting table is arranged at the top of the supporting seat and matched with the supporting seat in a movable clamping mode, one side, away from the supporting seat, of the adjusting table is tightly attached to the bottom of the radiotherapy bed, the radiotherapy bed is buckled with the protective device, the radiotherapy bed is arranged on the protective balance hammer, the protective balance hammer is embedded and embedded with the rack rotating shaft, the rack rotating shaft is connected with the angle adjusting disc through the protective balance hammer, the angle adjusting disc penetrates through the middle position of the protective balance hammer, the top of the protective balance hammer is provided with the therapeutic instrument in clamping mode, the therapeutic instrument is provided with the laser lamp embedded and fixed with the therapeutic instrument, and the protective balance hammer mutually form a concave structure, the one end that the protection counter weight was kept away from to the frame rotation axis is inserted perpendicularly and is inlayed on the organism, the organism is connected with the radiotherapy bed through the protection counter weight, the rotary disk is installed to radiotherapy bed bottom, the rotary disk lock is on the supporting seat.

As a further improvement of the invention, the protective device comprises a protective cover, a base, clamping rods, an aggregation assembly and two sliding rails, wherein the two sliding rails are matched with the protective cover in a movable clamping manner, one ends of the sliding rails, far away from the protective cover, are vertically embedded on the base, the clamping rods are arranged on two sides of the base, the two clamping rods and the two sliding rails form a parallel structure, two ends of the aggregation assembly are clamped on the two clamping rods, the aggregation assembly is matched with the protective cover in a clearance manner, and the base is embedded in a radiotherapy bed.

As a further improvement of the invention, the protective cover comprises a slide fastener, a telescopic adjusting piece, a connecting piece and a movable protective sleeve, wherein the slide fastener is arranged at each of two ends of the movable protective sleeve, the number of the movable protective sleeve is three or more, the three or more movable protective sleeves are connected through the telescopic adjusting piece, the two ends of the telescopic adjusting piece are tightly attached to the two movable protective sleeves, the connecting piece is arranged at the middle position inside the telescopic adjusting piece, the slide fastener is matched with the slide rail in a movable clamping manner, the protective cover is arranged on the movable protective sleeve, and the movable protective cover is matched with the slide rail in a clearance manner.

As a further improvement of the invention, the movable sheath comprises a cover body, a pressing plate, a push rod, a pressing block, an elastic cushion and a radiation-proof piece, wherein the pressing block penetrating through the cover body is arranged at the middle position of the cover body, the pressing block is fixedly connected with the pressing plate, the push rod is arranged at one end, facing the pressing block, of the pressing plate, two ends of the push rod are connected to the pressing block, the pressing block is connected with the elastic cushion through the cover body, one end of the elastic cushion is tightly attached to the cover body, the other end of the elastic cushion is connected with the radiation-proof piece, two ends of the cover body are respectively provided with a slide fastener buckled with the elastic cushion, the cover body is connected with the telescopic adjusting.

As a further improvement of the invention, the radiation-proof piece comprises an adsorption layer, a silver fiber layer, a lead layer and a nanofiber layer, wherein the adsorption layer is attached to the silver fiber layer, one end, far away from the adsorption layer, of the silver fiber layer is connected with the lead layer, the bottom of the lead layer is connected with the nanofiber layer, the nanofiber layer is connected with the silver fiber layer through the lead layer, and the adsorption layer is attached to the elastic cushion.

As a further improvement of the invention, the gathering assembly comprises two fasteners, gathering pieces, positioning clamping sleeves and limiting ports, wherein the two fasteners are fixed at two ends of the positioning clamping sleeves, the positioning clamping sleeves are provided with five gathering pieces which penetrate through the positioning clamping sleeves, the five gathering pieces are annularly arranged on the positioning clamping sleeves at equal intervals, two ends of the positioning clamping sleeves are inserted on the limiting ports, the limiting ports are arranged on the clamping rods, and the positioning clamping sleeves and the protective covers are matched in a clearance mode.

The collecting piece comprises a concave arc plate, dispersion pipes, baffle plates and a receiving disc, the concave arc plate is arranged inside the positioning clamping sleeve, the dispersion pipes penetrating through the concave arc plate are arranged on two sides of the concave arc plate, one end of each dispersion pipe penetrates through the receiving disc, the other end of each dispersion pipe penetrates through the positioning clamping sleeve, the receiving disc vertically penetrates through the positioning clamping sleeve, the baffle plates connected with the receiving disc are arranged on two sides of the receiving disc, and one end of each baffle plate, far away from the receiving disc, is connected to the concave arc plate.

As a further improvement of the invention, the receiving tray comprises a snap ring, a through hole and a fixing plate, the snap ring is embedded and fixed on the fixing plate, the fixing plate and the snap ring mutually form a symmetrical shaft structure, the through hole is arranged in the snap ring, the through hole is communicated with the dispersion pipe, the fixing plate penetrates through the positioning snap sleeve, and the two sides of the fixing plate are both provided with baffle plates connected with the fixing plate.

As a further improvement of the invention, the dispersion pipe is in a trapezoidal cone structure with a small upper part and a big lower part, six dispersion pipes are arranged, and the six dispersion pipes penetrate through the concave arc plate in a symmetrical structure.

As a further improvement of the invention, the two telescopic adjusting pieces are connected through the connecting piece, and the connecting piece adopts the magic tape principle.

As a further improvement of the invention, the elastic cushion is made of soft cushion material, and has better softness and protection.

Advantageous effects

The invention relates to a cancer radiotherapy instrument, which has the following beneficial effects:

1. the invention is provided with the combination arrangement of the telescopic adjusting piece, the connecting pieces and the movable protective sleeves, when the tumor of the body of a patient is radiated, medical staff manually pulls the connecting pieces apart, the connecting pieces adopt the principle of magic tape, the two faces of the main and the auxiliary of the two connecting pieces can be separated after being stressed, so that the movable protective sleeves can be divided into two parts, the positions of the two separated movable protective sleeves are adjusted, the tumor position aligned with a laser lamp is leaked out, the tumor of the body of the patient can be effectively radiated, and other parts of the patient can be shielded by using the two movable protective sleeves, thereby preventing the radioactive rays from irradiating other parts of the patient.

2. The radiation-proof and radiation-proof device is provided with the adsorption layer, the silver fiber layer, the lead layer and the nanofiber layer, the nanofiber layer has good flexibility, the position attached to the body of a patient can be protected, the pinch mark of the body of the patient caused by stress is prevented, radiation of radioactive rays is absorbed through the adsorption layer, radiation generated by the radiation is shielded through annular current formed by silver ions in the silver fiber layer and lead ions in the lead layer, and the radiation generated by the radiation is effectively blocked, so that cells of other healthy parts of the patient cannot be influenced by the radioactive rays.

3. The invention is provided with the combination of the through holes and the fixing plate, the laser lamp directly irradiates radioactive rays on the fixing plate, the intensity of the radioactive rays emitted by the fixing plate is weakened, the weakened radioactive rays are guided to the through holes, the radioactive rays are dispersed in the dispersion pipe through the through holes, and the tumor part of the body of a patient is uniformly and intensively subjected to radiotherapy through the dispersion pipe, so that cancer cells of the body of the patient can be effectively killed and inhibited.

In conclusion, the invention adopts the combination of the supporting seat, the adjusting platform, the radiotherapy bed, the protective device, the angle adjusting disk, the laser lamp, the therapeutic apparatus, the frame rotating shaft, the protective balance weight, the machine body and the rotating disk to form a new cancer radiotherapy apparatus, medical staff adjusts the position of the movable sheath through the slide rail to expose the position of the tumor of the body of the patient and tightly attach the elastic cushion on the body of the patient, can effectively shield, obstruct and obstruct the radiation generated by the radiation through the cooperation of the silver fiber layer and the lead layer, the receiving disc receives the radioactive rays emitted by the laser lamp, the radioactive rays are effectively dispersed and transmitted to the six dispersion tubes through the through holes, the internal radioactive rays can be irradiated on the body of a patient, the tumor part of the body of the patient is uniformly and intensively treated with radiotherapy, and the radiotherapy effect of the patient is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a radiotherapy apparatus for cancer according to the present invention;

fig. 2 is a schematic top view of the protection device of the present invention.

Fig. 3 is a schematic view of the internal structure of the shield in the first working state.

Fig. 4 is a schematic view of the internal structure of the shield in a second working state.

Fig. 5 is a side view of the movable sheath of the present invention in a first working state.

Fig. 6 is a side view of the movable sheath of the present invention in a second working state.

Fig. 7 is a schematic cross-sectional view of the radiation-proof member of the present invention.

Fig. 8 is a side view of the concentrating assembly of the present invention.

Fig. 9 is a schematic cross-sectional view of the manifold of the present invention.

Fig. 10 is a schematic top view of a catch tray according to the present invention.

In the figure: the radiation therapy device comprises a supporting seat 1, an adjusting table 2, a radiation therapy bed 3, a protective device 4, an angle adjusting disc 5, a laser lamp 6, a therapeutic apparatus 7, a rack rotating shaft 8, a protective balance weight 9, a machine body 10, a rotating disc 11, a protective cover 41, a base 42, a clamping rod 43, a gathering component 44, a sliding rail 45, a sliding buckle 411, a telescopic adjusting piece 412, a connecting piece 413, a movable sheath 414, a cover body 141, a pressing plate 142, a pushing rod 143, a pressing block 144, an elastic pad 145, a radiation protection piece 146, an adsorption layer E1, a silver fiber layer E2, a lead layer E3, a nanofiber layer E4, a fastener 441, a gathering piece 442, a positioning clamping sleeve 443, a limiting opening 444, a concave arc plate 421, a dispersion pipe 422, a baffle 423, a receiving disc 424, a clamping ring D1, a through hole D.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example one

Referring to fig. 1, the present invention provides a technical solution: a cancer radiotherapy apparatus comprises a support base 1, an adjusting table 2, a radiotherapy bed 3, a protective device 4, an angle adjusting disc 5, a laser lamp 6, a therapeutic apparatus 7, a frame rotating shaft 8, a protective balance weight 9, a machine body 10 and a rotating disc 11, wherein the top of the support base 1 is provided with the adjusting table 2, the adjusting table and the support base are matched in a movable clamping mode, one side of the support base 1, away from the adjusting table 2, is tightly attached to the bottom of the radiotherapy bed 3, the radiotherapy bed 3 is buckled with the protective device 4, the radiotherapy bed 3 is arranged on the protective balance weight 9, the protective balance weight 9 is embedded with the frame rotating shaft 8, the frame rotating shaft 8 is connected with the angle adjusting disc 5 through the protective balance weight 9, the angle adjusting disc 5 penetrates through the middle position of the protective balance weight 9, the top of the protective balance weight 9 is provided with the therapeutic apparatus 7 clamped with the protective balance weight, the therapeutic apparatus 7 is provided with the laser lamp 6, therapeutic instrument 7 constitutes "concave" font structure mutually with protection counter weight 9, the one end that protection counter weight 9 was kept away from to frame rotation axis 8 is inserted perpendicularly and is inlayed on organism 10, organism 10 is connected with radiotherapy bed 3 through protection counter weight 9, rotary disk 11 is installed to radiotherapy bed 3 bottom, rotary disk 11 lock is on supporting seat 1.

Referring to fig. 2, the protection device 4 includes a protection cover 41, a base 42, two clamping rods 43, an aggregation assembly 44, and two sliding rails 45, the two sliding rails 45 are movably engaged with the protection cover 41, one end of the sliding rail 45 away from the protection cover 41 is vertically embedded in the base 42, the clamping rods 43 are installed on both sides of the base 42, the two clamping rods 43 and the two sliding rails 45 form a parallel structure, both ends of the aggregation assembly 44 are engaged with the two clamping rods 43, the aggregation assembly 44 is engaged with the protection cover 41 in a clearance manner, and the base 42 is embedded in the radiotherapy bed 3.

The slide rail 45 is used for being movably adjusted in cooperation with the protective cover 41, the laser lamp 6 is aligned to the tumor position of the patient, the medical staff adjusts the protective cover 41, other healthy parts are shielded, laser radioactive rays are prevented from being radiated to other parts, and cells of other parts of the patient are protected.

Referring to fig. 3-4, the protective cover 41 includes a sliding buckle 411, a telescopic adjusting member 412, a connecting piece 413, and a movable sheath 414, the sliding buckle 411 is disposed at both ends of the movable sheath 414, the movable sheath 414 is provided with three or more movable sheaths 414 connected by the telescopic adjusting member 412, the two ends of the telescopic adjusting member 412 are tightly attached to the two movable sheaths 414, the connecting piece 413 is disposed at the middle position inside the telescopic adjusting member 412, the sliding buckle 411 is matched with the sliding rail 45 in a movable clamping manner, the movable sheath 414 is provided with the protective cover 41, and the two are matched in a clearance manner.

Referring to fig. 3-4, the two telescopic adjusting members 412 are provided, the two telescopic adjusting members 412 are connected by a connecting piece 413, and the connecting piece 413 adopts the magic tape principle.

The above-mentioned joint piece 413 is used for cooperating flexible piece 412 of transferring, and medical personnel can all cover patient's whole health in adjustment activity sheath 414, fixes a position the position of tumour through laser lamp 6, and medical personnel pull open joint piece 413 for the primary and secondary two sides of joint piece 413 can be partd, makes activity sheath 414 can vacate the position of tumour, guarantees that laser lamp 6 can effectively radiate the tumour.

Referring to fig. 5-6, the movable sheath 414 includes a cover 141, a pressing plate 142, a pushing rod 143, a pressing block 144, an elastic pad 145, and a radiation-proof element 146, the pressing block 144 penetrating through the cover 141 is disposed at the middle position of the cover 141, the pressing block 144 is fixedly connected to the pressing plate 142, the pushing rod 143 is mounted on one end of the pressing plate 142 facing the pressing block 144, both ends of the pushing rod 143 are connected to the pressing block 144, the pressing block 144 is connected to the elastic pad 145 through the cover 141, one end of the elastic pad 145 is tightly attached to the cover 141, the other end of the elastic pad is connected to the radiation-proof element 146, both ends of the cover 141 are provided with a slide fastener 411 fastened to the cover 141, the cover 141 is connected to the telescopic adjuster 412, and the top of the cover 141 is in.

Referring to fig. 5-6, the elastic pad 145 is made of a soft rubber pad material and has better softness and protection.

The pressing block 144 is used for pushing the elastic pad 145, after the movable sheath 414 is divided into two parts, the medical staff presses the pressing plates 142 on the two movable sheaths 414, the pressing plates 142 are stressed to guide force to the push rods 143, the push rods 143 are stressed to push the pressing block 144 outwards, so that the pressing block 144 can press the elastic pad 145 downwards, the elastic pad 145 is pressed to be tightly attached to the body of a patient, the gap between the elastic pad 145 and the push rods 143 is reduced, emitted radiation is prevented from penetrating into the movable sheath 414, and the patient is protected.

Referring to fig. 7, the radiation protection member 146 includes an adsorption layer E1, a silver fiber layer E2, a lead layer E3, and a nanofiber layer E4, the adsorption layer E1 is attached to the silver fiber layer E2, one end of the silver fiber layer E2 far from the adsorption layer E1 is connected to the lead layer E3, the bottom of the lead layer E3 is connected to the nanofiber layer E4, the nanofiber layer E4 is connected to the silver fiber layer E2 through the lead layer E3, and the adsorption layer E1 is attached to the elastic pad 145.

The silver fiber layer E2 and the lead layer E3 are used in cooperation with the adsorption layer E1, and radiation of radiation is effectively absorbed by the adsorption layer E1, and radiation ions after adsorption come into contact with the silver fiber layer E2 and the lead layer E3, so that radiation generated by radiation is shielded by a circular current formed by silver ions inside the silver fiber layer E2 and lead ions inside the lead layer E3, and radiation generated by radiation is effectively blocked.

Example two

Referring to fig. 8, the collecting assembly 44 includes two fasteners 441, two collecting pieces 442, a positioning sleeve 443, and two limiting openings 444, wherein the two fasteners 441 are fixed at two ends of the positioning sleeve 443, the positioning sleeve 443 is provided with five collecting pieces 442 penetrating therethrough, the five collecting pieces 442 are annularly arranged on the positioning sleeve 443 at equal intervals, two ends of the positioning sleeve 443 are inserted into the limiting openings 444, the limiting openings 444 are disposed on the clamping rod 43, and the positioning sleeve 443 is matched with the protective cover 41 in a clearance manner.

The positioning sleeve 443 is used to limit the position of the collectors 442, the five collectors 442 are inserted into the positioning sleeve 443, and the five collectors 442 are fixed at the position of use by the positioning sleeve 443, so that the five collectors 442 can uniformly receive and transmit the radiation emitted from the laser lamp 6 to the patient, and the tumor cells in the patient can be effectively inhibited.

Referring to fig. 9, the collecting element 442 includes a concave arc plate 421, a dispersing pipe 422, a baffle 423, and a receiving plate 424, the concave arc plate 421 is installed inside the positioning sleeve 443, the dispersing pipe 422 is disposed on both sides of the concave arc plate 421, one end of the dispersing pipe 422 penetrates the receiving plate 424, the other end of the dispersing pipe 422 penetrates the positioning sleeve 443, the receiving plate 424 vertically penetrates the positioning sleeve 443, the baffle 423 connected to both sides of the receiving plate 424 is disposed on both sides of the receiving plate 424, and one end of the baffle 423 away from the receiving plate 424 is connected to the concave arc plate 421.

Referring to fig. 9, the dispersion pipe 422 is a trapezoidal cone structure with a small top and a large bottom, six dispersion pipes 422 are provided, and the six dispersion pipes 422 penetrate through the concave arc plate 421 in a symmetrical structure.

The concave arc plate 421 is used for matching with the dispersion tube 422, the radioactive rays emitted by the laser lamp 6 are received by the receiving tray 424, the received radioactive rays are uniformly guided to the six dispersion tubes 422, the concave arc plate 421 is formed by two circular arcs, and the six dispersion tubes 422 are arranged on the two concave arc plates 421, so that the radioactive rays introduced by the receiving tray 424 can be effectively emitted to the body of a patient, and the tumor part of the body of the patient can be uniformly and effectively treated by radiotherapy.

Referring to fig. 10, the receiving tray 424 includes a snap ring D1, a through hole D2, and a fixing plate D3, the snap ring D1 is embedded on the fixing plate D3, the fixing plate D3 and the snap ring D1 form a symmetrical axis structure, the through hole D2 is disposed inside the snap ring D1, the through hole D2 is communicated with the dispersion pipe 422, the fixing plate D3 penetrates through the positioning clamp sleeve 443, and two sides of the fixing plate D3 are both provided with a baffle 423 connected thereto.

The through hole D2 is used for being matched with the dispersion tube 422, the laser lamp 6 irradiates, the radioactive rays are directly guided to the fixing plate D3, the plurality of through holes D2 on the fixing plate D3 disperse the radioactive rays, and the radioactive rays are effectively dispersed and transmitted to the dispersion tube 422 through the through holes D2, so that the radioactive rays can be effectively and slowly irradiated on the patient through the dispersion tube 422, the radioactive rays are prevented from being directly irradiated on the patient, and the skin of the patient is protected.

The working principle of the above technical solution is explained as follows:

when the radiation treatment machine is used, a patient lies on the radiation treatment bed 3, other parts of the patient are protected and blocked through the protection device 4, the tumor position of the body of the patient is exposed, the position of the radiation treatment bed 3 is adjusted through the mutual matching of the adjusting table 2 and the rotating disc 11, the tumor position of the body of the patient can face the laser lamp 6, the power supply is turned on through the machine body 10, the laser lamp 6 irradiates radioactive rays, the position of the protection balance weight 9 is adjusted left and right through the angle adjusting disc 5 and the rack rotating shaft 8, the laser lamp 6 moves left and right along with the protection balance weight 9, the tumor position of the body of the patient is irradiated in all directions, and malignant cells of the tumor are effectively inhibited.

When a cancer patient is subjected to radiotherapy, the tumor position of the body of the patient is irradiated by the laser lamp 6, the patient lies on the radiotherapy bed 3, the movable protective sleeve 414 is movably supported on the sliding rail 45 to cover the whole body of the patient, the tumor position is positioned by the laser lamp 6, the medical staff applies force to pull the two primary and secondary connecting pieces 413 apart to enable the movable protective sleeve 414 to be divided into two parts, the medical staff adjusts the positions of the two movable protective sleeves 414 through the sliding rail 45 to enable the two movable protective sleeves 414 to shield other healthy parts of the patient, the tumor position of the body of the patient is exposed, the pressing plates 142 on the two movable protective sleeves 414 are pressed downwards to apply force, the pressing plates 142 are driven to push the pushing rods 143 downwards by the stress of the pressing plates 142, the pressing blocks 144 on the left side and the right side are pushed outwards by the stress of the pressing plates 144, the elastic pads 145 are applied force by the stress of the elastic pads 145, the elastic pads 145 can move downwards to cling to the, the gap between the elastic pad 145 and the patient can be effectively ensured, so that the radiation emitted by the laser lamp 6 can not easily penetrate into the movable sheath 414;

in the process of radiotherapy on a patient, radiation emitted by radioactive rays is effectively absorbed through the adsorption layer E1, absorbed radiation ions flow into the silver fiber layer E2 through the adsorption layer E1 and contact with the silver fiber layer E2 and the lead layer E3, and annular currents formed by the silver ions in the silver fiber layer E2 and the lead ions in the lead layer E3 shield the radiation generated by the radiation, so that the radiation generated by the radiation is effectively blocked, cells at other healthy parts of the patient cannot be influenced by the radiation, the laser lamp 6 is driven by the protection balance weight 9 to move left and right, the tumor position of the patient is irradiated in an all-directional manner, and malignant cells of the tumor are effectively inhibited;

the radiation emitted by the laser lamp 6 irradiates the collecting piece 442, the radiation emitted by the laser lamp 6 is received by the receiving tray 424, the radiation is guided to the fixing plate D3, the irradiation intensity of the radiation is weakened by the fixing plate D3, the radiation is prevented from directly irradiating the skin of the patient, the fixing plate D3 guides the weakened radiation to the through holes D2, the six dispersion tubes 422 are symmetrically arranged on the two concave arc plates 421, the radiation is effectively dispersed and transmitted to the six dispersion tubes 422 through the through holes D2, the six dispersion tubes 422 are in a fan-shaped structure, the internal radiation can be effectively dispersed and irradiated on the body of the patient, the radiation emitted by the laser lamp 6 is prevented from being diffused outwards, the tumor part of the body of the patient is uniformly concentrated, and the cancer cells of the body of the patient can be killed and inhibited, improving the radiotherapy effect of the patient.

In summary, the invention is provided with the protection device, medical staff adjusts the position of the movable sheath through the slide rail to expose the tumor position of the patient body, the elastic pad is tightly attached to the patient body, the gap between the elastic pad and the patient can be effectively kept, radiation generated by radiation is shielded through annular current formed by silver ions in the silver fiber layer and lead ions in the lead layer, the radiation generated by radiation is effectively blocked, the tumor position of the patient body is irradiated in all directions, the radiation emitted by the laser lamp is received by the receiving disc, the radiation is effectively dispersed and transmitted to the six dispersion tubes through the through holes, the radiation in the six dispersion tubes can be irradiated on the patient body, the tumor part of the patient body is uniformly concentrated for radiotherapy, and cancer cells of the patient body can be killed and inhibited, improving the radiotherapy effect of the patient.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a cancer radiotherapy instrument, its structure includes supporting seat (1), regulation platform (2), radiotherapy bed (3), protector (4), angle adjusting disk (5), laser lamp (6), therapeutic instrument (7), frame rotation axis (8), protection counter weight (9), organism (10), rotary disk (11), its characterized in that:

the top of the support seat (1) is provided with an adjusting table (2) and the adjusting table and the radiotherapy bed (3) are matched in a movable clamping manner, one side of the support seat (1) far away from the adjusting table (2) is tightly attached to the bottom of the radiotherapy bed (3), the radiotherapy bed (3) is buckled with a protective device (4), the radiotherapy bed (3) is arranged on a protective balance weight (9), the protective balance weight (9) is embedded and embedded with a rack rotating shaft (8), the rack rotating shaft (8) is connected with an angle adjusting disc (5) through the protective balance weight (9), the angle adjusting disc (5) penetrates through the middle position of the protective balance weight (9), the top of the protective balance weight (9) is provided with a therapeutic apparatus (7) clamped with the protective balance weight, the therapeutic apparatus (7) is provided with a laser lamp (6) embedded and fixed with the therapeutic apparatus (7), and the protective balance weight (9) mutually form a concave structure, one end, far away from the protective balance weight (9), of the rack rotating shaft (8) is vertically inserted and embedded on the machine body (10), the machine body (10) is connected with the radiotherapy bed (3) through the protective balance weight (9), a rotating disc (11) is installed at the bottom of the radiotherapy bed (3), and the rotating disc (11) is buckled on the supporting seat (1);

protector (4) is including protection casing (41), base (42), kelly (43), gathering subassembly (44), slide rail (45) are equipped with two, and two slide rails (45) cooperate with protection casing (41) adoption activity block mode, the one end that protection casing (41) were kept away from in slide rail (45) is inlayed perpendicularly on base (42), kelly (43), two are all installed to base (42) both sides kelly (43) constitute parallel structure mutually with two slide rails (45), gathering subassembly (44) both ends block is on two kellies (43), gathering subassembly (44) and protection casing (41) adopt the clearance mode to cooperate, gomphosis is inlayed with radiotherapy bed (3) in base (42).

2. A cancer radiotherapy apparatus according to claim 1, in which: protection casing (41) are including thread slipping (411), flexible piece (412), join in marriage piece (413), activity sheath (414), the both ends of activity sheath (414) all are equipped with thread slipping (411), activity sheath (414) are equipped with three and more, and three and more activity sheath (414) are joined in marriage through flexible piece (412), flexible piece (412) both ends of transferring are hugged closely on two activity sheaths (414), be equipped with on the inside intermediate position of flexible piece (412) and join in marriage piece (413), thread slipping (411) and slide rail (45) adopt the activity block mode to cooperate, be equipped with protection casing (41) on activity sheath (414) and both adopt the clearance mode to cooperate.

3. A cancer radiotherapy apparatus according to claim 2, in which: the movable sheath (414) comprises a cover body (141), a pressing plate (142), a push rod (143), a pressing block (144), an elastic pad (145) and a radiation-proof piece (146), a pressing block (144) which penetrates through the cover body (141) is arranged at the middle position of the two sides of the cover body, the pressing block (144) is fixedly connected with the pressing plate (142), a push rod (143) is arranged on one end of the pressing plate (142) facing the pressing block (144), both ends of the push rod (143) are connected to the pressing block (144), the pressing block (144) is connected with the elastic cushion (145) through the cover body (141), one end of the elastic pad (145) clings to the cover body (141), the other end is connected with the radiation-proof piece (146), the two ends of the cover body (141) are respectively provided with a slide fastener (411) which is buckled with the cover body, the cover body (141) is connected with the telescopic adjusting piece (412), the top of the cover body (141) is matched with the protective cover (41) in a clearance mode.

4. A cancer radiotherapy apparatus according to claim 3, in which: radiation protection piece (146) are including adsorbed layer (E1), silver fiber layer (E2), lead layer (E3), nanofiber layer (E4), adsorbed layer (E1) and silver fiber layer (E2) are laminated mutually, the one end that adsorbed layer (E1) was kept away from in silver fiber layer (E2) is connected with lead layer (E3), lead layer (E3) bottom links to each other with nanofiber layer (E4), nanofiber layer (E4) is connected with silver fiber layer (E2) through lead layer (E3), adsorbed layer (E1) and elasticity pad (145) are laminated mutually.

5. A cancer radiotherapy apparatus according to claim 1, in which: the gathering assembly (44) comprises fasteners (441), gathering pieces (442), positioning clamping sleeves (443) and limiting ports (444), wherein the number of the fasteners (441) is two, the two fasteners (441) are fixed at two ends of the positioning clamping sleeves (443), the positioning clamping sleeves (443) are provided with five gathering pieces (442) penetrating through the positioning clamping sleeves (443), the five gathering pieces (442) are annularly arranged on the positioning clamping sleeves (443) at equal intervals, two ends of the positioning clamping sleeves (443) are inserted into the limiting ports (444), the limiting ports (444) are arranged on the clamping rod (43), and the positioning clamping sleeves (443) are matched with the protective cover (41) in a clearance mode.