CN219481349U

CN219481349U - Tumor radiotherapy positioner

Info

Publication number: CN219481349U
Application number: CN202320230787.5U
Authority: CN
Inventors: 彭庆国
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-08-08
Anticipated expiration: 2033-02-14

Abstract

The utility model relates to the field of radiotherapy positioning, in particular to a tumor radiotherapy positioning device which comprises a base, a neck pillow, leg fixing devices, a waist fixing device and fixing bolts. The base comprises a first area, a second area and a slope, and the slope is close to the buttocks of a human body. The waist fixing device comprises a side plate, a fixing support and a fixing bolt, wherein the bottom shape of the side plate is matched with the waist of a human body. The leg fixing mechanism comprises a sliding rail rod, a connecting rod and a leg fixing plate, and can fix the position and the inclination degree of the leg of a patient. The neck pillow comprises a neck fixing area, a shoulder fixing area and a neck pillow rod, and the neck pillow can move back and forth. The utility model can effectively fix the head, neck, shoulders, waist, buttocks and legs of patients when in use, is suitable for patients with different heights, can more effectively fix the positions of the patients when in radiotherapy, and achieves better positioning effect.

Description

Tumor radiotherapy positioner

Technical Field

The utility model relates to the field of radiotherapy positioning, in particular to a tumor radiotherapy positioning device.

Background

In the radiotherapy process, a precisely positioned tumor radiotherapy device is generally needed, and a patient needs to be fixed on a medical bed during tumor radiotherapy.

In the patent number CN202120253879.6 a tumor radiotherapy positioning device is disclosed, comprising a fixing mechanism and a positioning mechanism, the fixing mechanism comprises a radiation bed and a positioning seat, and the positioning mechanism comprises a threaded rod, a positioning cover, a pedal and a motor.

The fixing mechanism of the patent is incomplete in fixing position of a patient, the trunk and the feet of the patient cannot be fixed, and if the patient moves, the positioning will deviate, so that the effect of accurate positioning cannot be achieved.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a tumor radiotherapy positioning device, which solves the problem of fixing the waist, buttocks, legs and head and neck of a patient during radiotherapy.

In order to solve the problems, the utility model provides a tumor radiotherapy positioning device, which comprises a base, a neck pillow, a leg fixing device, a waist fixing device and a fixing bolt, wherein the base comprises a first area, a second area and a slope, the first area and the second area are in height difference, and the slope is connected with the slope to be close to the radian of the buttocks of a human body; the waist fixing device comprises a fixing support, side plates and fixing bolts, wherein the side plates are fixedly arranged on two sides of the first area of the base, the side plates are provided with through holes matched with the fixing support, the fixing support freely slides through the through holes, threaded holes penetrating through the through holes are formed in the upper portion of the through holes, the fixing support freely slides through the through holes, and the fixing device is used for fixing the positions of the fixing support so as to achieve the purpose of fixing the waist; the leg fixing device comprises a sliding rail rod, a connecting rod and a leg fixing plate, wherein the leg fixing plate is connected with the connecting rod through a fixing bolt, a threaded hole which is matched with and communicated with the connecting rod is formed in the sliding rail rod, and the connecting rod is fixed at a corresponding position on the sliding rail rod through the fixing bolt; the neck pillow includes a neck fixation region, a shoulder fixation region, and a neck pillow stem.

The bottom of the fixing support is arc-shaped, and the shape of the fixing support is matched with the shape of the waist of a human body.

The fixed support is detachable.

The fixed brackets move independently.

The fixing device between the fixing support and the side plate is a fixing bolt, and the fixing bolt is screwed down to fix the relative positions of the fixing support and the side plate.

The leg fixing device is characterized in that the back of the side plate of the leg fixing device is provided with a convex connecting platform, the upper portion of the connecting platform is provided with a threaded non-through hole, the connecting platform is connected with the connecting rod to rotate freely in the horizontal direction, the fixing bolt is screwed down to fix the relative position of the connecting platform and the connecting rod, and after the fixing bolt is loosened, the connecting platform and the connecting rod can rotate.

And two sides of the second area are respectively provided with a slide way, and the slide ways are in sliding fit with the slide rail rods.

The fixing device is characterized in that a fixing rod is fixedly arranged at the front end of the base, a through hole matched with the neck pillow is formed in the fixing rod, the neck pillow freely slides through the through hole, a threaded hole is formed in the side face of the through hole, and the fixing bolt is used for fixing the position of the neck pillow through the threaded hole.

The neck pillow rod is connected with the fixing rod, the neck fixing area is used for fixing the head and neck positions of a patient, the shoulder fixing area is used for keeping the shoulder position of the patient fixed, and the neck pillow rod freely slides through the through hole.

The utility model provides a tumor radiotherapy positioning device, which has the beneficial effects that the slope of the tumor radiotherapy positioning device can limit the hip position of a patient, the patient is initially positioned, then the head, neck and shoulder positions of the patient are fixed by adjusting the neck pillow position, the upper body and trunk positions of the patient are fixed by adjusting the waist fixing device, and finally the leg angles and positions of the patient are fixed by the leg fixing device, so that the whole body of the patient is fixed, and the accuracy of radiotherapy positioning is facilitated.

Drawings

FIG. 1 is a schematic perspective view of a tumor radiotherapy positioning device according to the present utility model;

FIG. 2 is an exploded view of the lumbar fixation device of the present utility model;

FIG. 3 is an exploded view of the leg fixation device of the present utility model;

FIG. 4 is an exploded view of the neck pillow of the present utility model;

fig. 5 is a schematic perspective view of a base of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: a tumor radiotherapy positioning device comprises a base 1, a neck pillow 2, a leg fixing device 3, a waist fixing device 4 and a fixing bolt 5.

The base 1 is divided into a first area 11, a slope 12, a second area 13 and a slideway 14, a certain height difference exists between the first area 11 and the second area 13, the first area and the second area are connected through the slope 12, the shape of the slope 12 is close to the shape of the buttocks of a human body, the upper half of a patient lies in the first area 11 when the patient uses, the buttocks are placed on the slope 12, and the patient can conveniently and rapidly find the whole positioning when checking.

The neck pillow comprises a neck fixing area 22, a shoulder fixing area 21 and a neck pillow rod 23, wherein the fixing rod 23 is arranged at the front end of the first area 11 of the base 1, a circular through hole 231 and a circular threaded hole 251 are formed in the fixing rod 23, the circular through hole 231 is matched with the neck pillow rod 23, the neck pillow rod 23 freely slides through the circular through hole 231, the threaded hole 251 is matched with the fixing bolt 25, and the position of the neck pillow 2 is adjusted and fixed by adjusting the tightening degree of the fixing bolt 25.

The leg fixing device 3 is located in the second area 13 of the base 1 and comprises a sliding rail rod 34, a connecting rod 33 and a leg fixing plate 31, a protruding connecting platform 32 is arranged on the back of the leg fixing plate 31, a non-penetrating hole in the vertical direction is formed in the top of the leg connecting platform 32, a threaded hole 351 matched with the connecting platform is formed in the tail end of the connecting rod 33, the leg connecting platform 31 is connected with the connecting rod 33 through a fixing bolt 35, and the relative positions of the leg fixing plate 31 and the connecting rod 33 are fixed through adjusting the fixing bolt 35. The slide rail rod 34 is provided with a square through hole 331 matched with the connecting rod 33, and the position of the connecting rod 33 is fixed by tightening the fixing bolt 37. The bottom of the sliding rail rod 34 is matched with the sliding rail 14 of the base 1 in shape, the sliding rail rod is freely slid in the sliding rail 14, a threaded hole 361 is formed in the bottom of the sliding rail rod 34, and the position of the sliding rail rod 34 is fixed through a fixing bolt 36.

The waist fixing device 4 is located in the first area 11 of the base 1 and comprises a fixing support 41, a side plate 42 and a fixing bolt 43, a through hole 411 matched with the fixing support 41 is formed in the side plate 42, the fixing support 41 freely slides through the through hole 411, a threaded hole 431 is formed right above the through hole, and the fixing support 41 is fixed by tightening the fixing bolt 43. The front end of the bottom of the fixing support 41 is arc-shaped and is close to the waist of a human body, each fixing support 41 moves independently, the waist is better close to, the fixing support 41 can be detached, and better fixing effect can be achieved by increasing or reducing the number of the fixing supports 41 for patients with different heights.

When the device is used by a patient, the buttocks are firstly placed at the slope 12 position of the base 1, the body is integrally positioned, then the position of the neck pillow 2 is adjusted, the shoulders are propped against the shoulder fixing area 21 of the neck pillow 2, the head and the neck are placed at the neck fixing area 22, and the positions of the neck pillow 2 are fixed by adjusting the fixing bolts 25, so that the positions of the head, the neck and the shoulders are fixed. The position of the fixing support 41 of the waist fixing device 4 is adjusted, the fixing support 41 is completely attached to the waist of a patient, the fixing bolt 43 is screwed, the position of the fixing support 41 is fixed, the waist and the chest of the patient are fixed, the number of the fixing supports 41 can be increased or decreased according to the height of the patient, and a more perfect fixing effect is achieved. The positions of the slide rail rods 34 and the rotating angles of the connecting rods 33 and the leg fixing plates 31 are adjusted, so that the soles of the patient step on the bottoms of the leg fixing plates 31, the legs are attached to the side walls of the leg fixing plates 31, and the fixing bolts 35, the fixing bolts 36 and the fixing bolts 37 are screwed down to fix the positions and the angles of the legs of the patient. After the adjustment of all the fixing devices is completed, tumor positioning can be performed.

The foregoing is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the embodiments and scope of the present utility model, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included in the scope of the present utility model.

Claims

1. A tumor radiotherapy positioning device, which is characterized in that: the tumor radiotherapy positioning device comprises a base, a neck pillow, a leg fixing device, a waist fixing device and a fixing bolt, wherein the base comprises a first area, a second area and a slope, the first area and the second area are in height difference, and the slope is connected with each other and is close to the radian of the buttocks of a human body; the waist fixing device comprises a fixing support, side plates and fixing bolts, wherein the side plates are fixedly arranged on two sides of the first area of the base, the side plates are provided with through holes matched with the fixing support, the fixing support freely slides through the through holes, threaded holes penetrating through the through holes are formed in the upper portion of the through holes, the fixing support freely slides through the through holes, and the fixing device is used for fixing the positions of the fixing support so as to achieve the purpose of fixing the waist; the leg fixing device comprises a sliding rail rod, a connecting rod and a leg fixing plate, wherein the leg fixing plate is connected with the connecting rod through a fixing bolt, a threaded hole which is matched with and communicated with the connecting rod is formed in the sliding rail rod, and the connecting rod is fixed at a corresponding position on the sliding rail rod through the fixing bolt; the neck pillow includes a neck fixation region, a shoulder fixation region, and a neck pillow stem.

2. A tumor radiotherapy positioning device according to claim 1, wherein: the bottom of the fixing support is arc-shaped, and the shape of the fixing support is matched with the shape of the waist of a human body.

3. A tumor radiotherapy positioning device according to claim 2, wherein: the fixed support is detachable.

4. A tumor radiotherapy positioning device according to claim 3, wherein: the fixed brackets move independently.

5. The tumor radiotherapy positioning device according to claim 4, wherein: the fixing device between the fixing support and the side plate is a fixing bolt, and the fixing bolt is screwed down to fix the relative positions of the fixing support and the side plate.

6. A tumor radiotherapy positioning device according to claim 1, wherein: the leg fixing device is characterized in that the back of the side plate of the leg fixing device is provided with a convex connecting platform, the upper portion of the connecting platform is provided with a threaded non-through hole, the connecting platform is connected with the connecting rod to rotate freely in the horizontal direction, the fixing bolt is screwed down to fix the relative position of the connecting platform and the connecting rod, and after the fixing bolt is loosened, the connecting platform and the connecting rod can rotate.

7. A tumor radiotherapy positioning device according to claim 1, wherein: and two sides of the second area are respectively provided with a slide way, and the slide ways are in sliding fit with the slide rail rods.

8. A tumor radiotherapy positioning device according to claim 1, wherein: the fixing device is characterized in that a fixing rod is fixedly arranged at the front end of the base, a through hole matched with the neck pillow is formed in the fixing rod, the neck pillow freely slides through the through hole, a threaded hole is formed in the side face of the through hole, and the fixing bolt is used for fixing the position of the neck pillow through the threaded hole.

9. A tumor radiotherapy positioning device according to claim 8, wherein: the neck pillow rod is connected with the fixing rod, the neck fixing area is used for fixing the head and neck positions of a patient, the shoulder fixing area is used for keeping the shoulder position of the patient fixed, and the neck pillow rod freely slides through the through hole.