CN214074737U

CN214074737U - Lower limb tumor radiotherapy positioning fixing device

Info

Publication number: CN214074737U
Application number: CN202022655365.1U
Authority: CN
Inventors: 夏小林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-31
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a low limbs tumour radiotherapy pendulum position fixing device, including the mounting panel, the top fixed mounting of mounting panel has servo motor, first gear has been cup jointed on servo motor's the output shaft, the top of mounting panel and the below fixed mounting who is located first gear have the guide rail, the top movable mounting of guide rail has the rack with first gear looks interlock, the top of mounting panel and the right side fixed mounting who is located the guide rail have the bearing frame. This low limbs tumour radiotherapy pendulum position fixing device, through starting servo motor, servo motor drives the rack through first gear and moves forward, and the rack drives pivot and support piece through the second gear and deflects backward and adjust the deflection angle of limiting plate, breaks away from the rack and acts on with the second gear as first tooth piece on the first gear to drive pivot and support piece and deflect forward and adjust the deflection angle of limiting plate, reach the effect of simple and convenient automatically regulated angle.

Description

Lower limb tumor radiotherapy positioning fixing device

Technical Field

The utility model belongs to the technical field of medical auxiliary instrument, specifically be a low limbs tumour radiotherapy pendulum position fixing device.

Background

Tumor radiotherapy is a method for treating malignant tumors by utilizing alpha, beta and gamma rays generated by radioactive isotopes and X rays, electron beams, proton beams and other particle beams generated by various X-ray therapeutic machines or accelerators, the tumor radiotherapy (called radiotherapy for short) is used for treating cancers by utilizing radiation, the radiotherapy has already been developed for over a century, after X rays are found by Lonqin and radium is found by Curie, the cancer is respectively and quickly used for clinically treating the malignant tumors until the radiotherapy is still an important local treatment method for the malignant tumors at present, about 70 percent of cancer patients need to be treated by utilizing the radiotherapy in the process of treating the cancers, about 40 percent of cancers can be radically treated by utilizing the radiotherapy, the role and the status of the radiotherapy in the tumor treatment are increasingly prominent, and the radiotherapy is one of the main means for treating the malignant tumors, radiotherapy has been in history for decades, but develops rapidly, and the treatment effect is improved remarkably due to the use of the ultra-high pressure treatment machine, the improvement of auxiliary tools and the accumulation of experience.

The traditional fixing device for lower limb tumor radiotherapy generally adopts manual adjustment, the adjustment precision is poor, and the fixing device is easy to cause discomfort of a patient in the fixing process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a low limbs tumour radiotherapy pendulum position fixing device to solve the traditional low limbs tumour radiotherapy of prior art and generally adopt artifical manual regulation with fixing device, it adjusts the precision poor, and it causes the problem that the patient is uncomfortable easily in fixed process.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low limbs tumour radiotherapy pendulum position fixing device, includes the mounting panel, the top fixed mounting of mounting panel has servo motor, first gear has been cup jointed on servo motor's the output shaft, the top of mounting panel just is located the below fixed mounting of first gear and has the guide rail, the top movable mounting of guide rail has the rack with first gear looks interlock, the top of mounting panel just is located the right side fixed mounting of guide rail and has the bearing frame, the inside movable mounting of bearing frame has the pivot, the outer wall of pivot has cup jointed the second gear with rack looks interlock, the outer wall of pivot has cup jointed support piece, support piece's top fixed mounting has the limiting plate, the inner wall movable mounting of limiting plate has the bandage.

Preferably, the top of the mounting plate is provided with a mounting hole, and the mounting hole is a waist-shaped hole.

Preferably, the number of the first tooth blocks on the first gear is ten, the ten first tooth blocks are equally divided into two groups, and the two groups of the tooth blocks are symmetrically distributed on the first gear.

Preferably, the top of the guide rail is provided with a guide groove corresponding to the rack, and the top of the rack is provided with a tooth groove corresponding to the first gear and the second gear.

Preferably, the number of the second gear blocks on the second gear is twenty-four, and the twenty-four second gear blocks are distributed on the outer wall of the second gear in a circular array.

Preferably, the left side and the right side of the supporting piece are both fixedly provided with reinforcing plates extending to the outer wall of the limiting plate, and the inside of the supporting piece is movably provided with a key block corresponding to the rotating shaft.

Preferably, the inner wall fixed mounting of limiting plate has the backing plate, the backplate has been cup jointed to the outer wall of bandage, backing plate and backplate are the sponge board.

Compared with the prior art, the utility model discloses, possess following beneficial effect:

the lower limb tumor radiotherapy positioning and fixing device drives the rack to move forwards through the first gear by starting the servo motor, drives the rotating shaft and the supporting piece to deflect backwards through the rack and adjusts the deflection angle of the limiting plate through the second gear, when the first tooth block on the first gear is separated from the rack and acts with the second gear, thereby driving the rotating shaft and the supporting piece to deflect forwards and adjusting the deflection angle of the limiting plate, achieving the effect of simply and conveniently automatically adjusting the angle, thereby improving the use convenience of the fixing device, fixing the lower limbs of the patient through the binding bands on the limiting plate, simultaneously through the backing plate on limiting plate and the bandage and the compliance of this fixing device of backplate increase for the patient is more comfortable in the use, avoids fixing device too hard or bind the too tight and cause uncomfortable condition to take place, has further improved this fixing device's practicality.

Drawings

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

FIG. 2 is a partial left sectional view of the structure of the present invention;

fig. 3 is an enlarged view of a position a in the structure diagram 1 of the present invention.

In the figure: 1 mounting panel, 2 servo motor, 3 first gear, 4 guide rails, 5 racks, 6 bearing seats, 7 pivot, 8 second gears, 9 support piece, 10 limiting plates, 11 bandages.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, a lower limb tumor radiotherapy positioning and fixing device comprises a mounting plate 1, wherein a mounting hole is formed in the top of the mounting plate 1, the mounting hole is a kidney-shaped hole, a servo motor 2 is fixedly mounted on the top of the mounting plate 1, a first gear 3 is sleeved on an output shaft of the servo motor 2, ten first toothed blocks on the first gear 3 are divided into two groups, the two groups of toothed blocks are symmetrically distributed on the first gear 3, a guide rail 4 is fixedly mounted on the top of the mounting plate 1 and below the first gear 3, a rack 5 meshed with the first gear 3 is movably mounted on the top of the guide rail 4, a bearing seat 6 is fixedly mounted on the top of the mounting plate 1 and right of the guide rail 4, a rotating shaft 7 is movably mounted inside the bearing seat 6, a second gear 8 meshed with the rack 5 is sleeved on the outer wall of the rotating shaft 7, a guide groove corresponding to the rack 5 is formed in the top of the guide rail 4, tooth grooves corresponding to the first gear 3 and the second gear 8 are formed in the top of the rack 5, the number of second gear blocks on the second gear 8 is twenty-four, the twenty-four second gear blocks are distributed on the outer wall of the second gear 8 in a circular array, the outer wall of the rotating shaft 7 is sleeved with the supporting piece 9, the top of the supporting piece 9 is fixedly provided with the limiting plate 10, the left side and the right side of the supporting piece 9 are fixedly provided with reinforcing plates extending to the outer wall of the limiting plate 10, the inside of the supporting piece 9 is movably provided with the key block corresponding to the rotating shaft 7, the inner wall of the limiting plate 10 is movably provided with the bandage 11, the inner wall of the limiting plate 10 is fixedly provided with the cushion plate, the outer wall of the bandage 11 is sleeved with the cushion plate, the cushion plate and the cushion plate are sponge plates, by starting the servo motor 2, the servo motor 2 drives the rack 5 to move forwards through the first gear 3, the rack 5 drives the rotating shaft 7 and the supporting piece 9 to deflect backwards through the second gear 8 and adjusts the deflection angle of the limiting plate 10, first tooth piece when on first gear 3 breaks away from rack 5 and acts on with second gear 8, thereby drive pivot 7 and support piece 9 and deflect forward and adjust limiting plate 10's deflection angle, reach simple and convenient automatically regulated angle's effect, thereby this fixing device's convenience of use has been improved, bandage 11 through on the limiting plate 10 is fixed patient's low limbs, simultaneously through limiting plate 10 and the compliance of the backing plate on the bandage 11 and backplate increase this fixing device, make the patient more comfortable in the use, avoid fixing device too hard or bind the too tight and cause uncomfortable condition to take place, this fixing device's practicality has further been improved.

To sum up, the lower limb tumor radiotherapy positioning and fixing device drives the rack 5 to move forward through the first gear 3 by starting the servo motor 2, the rack 5 drives the rotating shaft 7 and the supporting piece 9 to deflect backward and adjust the deflection angle of the limiting plate 10 through the second gear 8, when the first tooth block on the first gear 3 is separated from the rack 5 and acts with the second gear 8, the rotating shaft 7 and the supporting piece 9 are driven to deflect forward and the deflection angle of the limiting plate 10 is adjusted, the effect of simple and convenient automatic angle adjustment is achieved, the use convenience of the fixing device is improved, the lower limbs of a patient are fixed through the binding band 11 on the limiting plate 10, meanwhile, the flexibility of the fixing device is increased through the backing plates and the guard plates on the limiting plate 10 and the binding band 11, the patient feels more comfortable in the use process, and the discomfort caused by the fact that the fixing device is too hard or is bound too tightly is avoided, the practicability of the fixing device is further improved.

Claims

1. The utility model provides a low limbs tumour radiotherapy pendulum position fixing device, includes mounting panel (1), its characterized in that: a servo motor (2) is fixedly arranged at the top of the mounting plate (1), a first gear (3) is sleeved on an output shaft of the servo motor (2), a guide rail (4) is fixedly arranged at the top of the mounting plate (1) and below the first gear (3), the top of the guide rail (4) is movably provided with a rack (5) meshed with the first gear (3), a bearing seat (6) is fixedly arranged at the top of the mounting plate (1) and positioned at the right side of the guide rail (4), a rotating shaft (7) is movably arranged in the bearing seat (6), a second gear (8) meshed with the rack (5) is sleeved on the outer wall of the rotating shaft (7), support piece (9) have been cup jointed to the outer wall of pivot (7), the top fixed mounting of support piece (9) has limiting plate (10), the inner wall movable mounting of limiting plate (10) has bandage (11).

2. The lower limb tumor radiotherapy positioning fixture of claim 1, wherein: the top of the mounting plate (1) is provided with a mounting hole which is a waist-shaped hole.

3. The lower limb tumor radiotherapy positioning fixture of claim 1, wherein: the number of the first tooth blocks on the first gear (3) is ten, the first tooth blocks are equally divided into two groups, and the two groups of tooth blocks are symmetrically distributed on the first gear (3).

4. The lower limb tumor radiotherapy positioning fixture of claim 1, wherein: the top of the guide rail (4) is provided with a guide groove corresponding to the rack (5), and the top of the rack (5) is provided with tooth grooves corresponding to the first gear (3) and the second gear (8).

5. The lower limb tumor radiotherapy positioning fixture of claim 1, wherein: the number of the second tooth blocks on the second gear (8) is twenty-four, and the twenty-four second tooth blocks are distributed on the outer wall of the second gear (8) in a circular array.

6. The lower limb tumor radiotherapy positioning fixture of claim 1, wherein: the left side and the right side of support piece (9) are all fixed mounting have the reinforcing plate that extends to limiting plate (10) outer wall, the inside movable mounting of support piece (9) has the key piece that corresponds with pivot (7).

7. The lower limb tumor radiotherapy positioning fixture of claim 1, wherein: the inner wall fixed mounting of limiting plate (10) has the backing plate, the backplate has been cup jointed to the outer wall of bandage (11), backing plate and backplate are the sponge board.