CN213760247U

CN213760247U - Mammary gland positioning device

Info

Publication number: CN213760247U
Application number: CN202022554425.0U
Authority: CN
Inventors: 张君
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-08
Filing date: 2020-11-08
Publication date: 2021-07-23
Anticipated expiration: 2030-11-08

Abstract

The utility model discloses a mammary gland positioning device in the technical field of medical apparatus, which comprises a fixed plate, a chute is arranged at the center of the fixed plate, sliders are arranged at the front end and the rear end inside the chute, a limiting plate is arranged at the upper end of each slider, a manual screw is arranged on the side wall of the fixed plate, a headrest is arranged at the top of the left end of the fixed plate, a positioning device is arranged at the top of the front section of the fixed plate, the positioning device comprises an electric telescopic supporting rod, a rotating shaft is arranged at the top end of the electric telescopic supporting rod, the mammary gland is accurately positioned by the positioning device, rays emitted by a ray generating device and the center of a fixed cover are arranged at the same axis, and the sliding rod slides up and down in a sliding cylinder under the pushing of the breathing of a patient, the ray generating device and the positioning cover are always kept on the same axis, so that the rays always irradiate on the mammary gland, preventing the side effect of rays caused by the respiratory breast movement from causing the excessive damage of normal tissues around the focus.

Description

Mammary gland positioning device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a mammary gland positioning device.

Background

Breast cancer is a malignant tumor that occurs in mammary gland epithelial tissue, and develops from breast tissue. Breast cancer occurs in 99% of women and only 1% in men. The breast cancer becomes a major public health problem of the current society, the etiology of the breast cancer is not completely clear, researches show that a certain regularity exists in the onset of the breast cancer, women with high risk factors of the breast cancer are prone to the breast cancer, and in view of the fact that the breast cancer becomes the most common female tumor and the youth of patients, most women select breast protection surgery in order to guarantee the postoperative life quality of the patients, therefore, the improvement of the treatment quality of radiotherapy is particularly important, namely, the breast cancer radiotherapy is required to have high precision and few side effects.

At present, because the mammary gland is attached to an organ on the chest wall, when a patient needs radiotherapy for radiation irradiation, the movement of the mammary gland can be caused due to the breathing of a human body, and the radiation for irradiation is fixed, so that the radiation can not be always coincided with a focus during irradiation.

Based on this, the utility model designs a mammary gland positioner to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mammary gland positioner to propose at present in solving above-mentioned background art because the organ that adheres to on the chest wall during mammary gland, when the patient needs the radiotherapy to carry out the radiation and shines, because human breathing, can lead to the motion of mammary gland, and the ray that is used for shining is fixed certainly, this just makes during shining the ray can't coincide all the time with the focus, all adopt at present to enlarge irradiation range, though solved the mammary gland motion problem, but its side effect can arouse the problem of the peripheral normal tissue's of focus excessive damage.

In order to achieve the above object, the utility model provides a following technical scheme: a mammary gland positioning device comprises a fixed plate, wherein a chute is arranged at the center of the fixed plate, sliding blocks are arranged at the front end and the rear end inside the chute, a limiting plate is arranged at the upper end of each sliding block, a manual screw is arranged on the side wall of the fixed plate, a headrest is arranged at the top of the left end of the fixed plate, a positioning device is arranged at the top of the front section of the fixed plate and comprises an electric telescopic supporting rod, a rotating shaft is arranged at the top end of the electric telescopic supporting rod, a locking bolt is arranged on the side wall of the rotating shaft, a manual telescopic rod is arranged at the inner core of the top of the rotating shaft, a limiting bolt is arranged at the center of the manual telescopic rod, a sliding barrel is arranged at the tail end of the manual telescopic rod, a sliding rod penetrates through the inside of the sliding barrel, a limiting piece is arranged at the center of the sliding rod, a spring is sleeved at the center of the sliding rod, and a ray generating device is arranged at the top end of the sliding rod, the bottom end of the sliding rod is provided with the fixed cover, so that the problem that at present, due to the fact that the breast is attached to an organ on the chest wall when a patient needs radiotherapy for ray irradiation, the breast can move due to breathing of a human body, and the rays for irradiation are fixed, so that the rays cannot coincide with a focus all the time during irradiation is solved, the irradiation range is enlarged at present, and although the problem of breast movement is solved, the problem of excessive damage to normal tissues around the focus due to side effects of the rays is solved.

As a further aspect of the present invention, the slider moves back and forth in the sliding groove, and the manual screw is used to limit the slider.

As a further scheme of the utility model, manual telescopic link is through 360 degrees rotations of pivot on electronic flexible bracing piece, and carries on spacingly through the locking bolt.

As a further aspect of the utility model, manual telescopic link carries on spacingly through spacing bolt.

As a further proposal of the utility model, the through hole is opened at the bottom and the top of the slide cylinder, the diameter of the through hole is smaller than the diameter of the spacing piece.

As a further proposal of the utility model, the slide bar slides from top to bottom inside the slide cartridge, the spring bottom sets up on spacing piece, the spring top sets up on slide cartridge top inner wall.

As a further proposal of the utility model, the slide bar is arranged into a hollow structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has the advantages of stable structure and reasonable design, carry out accurate location to the mammary gland through positioner, establish in same axis department through the center that makes ray generating device send and fixed cover, and the slide bar slides from top to bottom in the slide cartridge under the promotion that the patient breathed, and ray generating device keeps on same axis with the location cover always for the ray shines on the mammary gland always, prevents to cause the excessive damage of the peripheral normal tissue of focus because of breathing the mammary gland motion, the side effect that leads to the ray.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the internal structure of the slide bar slide cylinder of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a fixed plate 2, a sliding chute 3, a sliding block 4, a limiting plate 5, a manual screw 6, a headrest 7, a positioning device 8, an electric telescopic supporting rod 9, a rotating shaft 10, a locking bolt 11, a manual telescopic rod 12, a limiting bolt 13, a sliding barrel 14, a sliding rod 15, a limiting sheet 16, a spring 17, a ray generating device 18, a fixed cover 19 and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a mammary gland positioning device comprises a fixing plate 1, wherein a sliding groove 2 is arranged at the center of the fixing plate 1, sliding blocks 3 are arranged at the front end and the rear end inside the sliding groove 2, a limiting plate 4 is arranged at the upper end of each sliding block 3, a manual screw 5 is arranged on the side wall of the fixing plate 1, a headrest 6 is arranged at the top of the left end of the fixing plate 1, a positioning device 7 is arranged at the top of the front section of the fixing plate 1, the positioning device 7 comprises an electric telescopic supporting rod 8, a rotating shaft 9 is arranged at the top end of the electric telescopic supporting rod 8, a locking bolt 10 is arranged on the side wall of the rotating shaft 9, a manual telescopic rod 11 is arranged at the inner core of the top of the rotating shaft 9, a limiting bolt 12 is arranged at the center of the manual telescopic rod 11, a sliding cylinder 13 is arranged at the tail end of the manual telescopic rod 11, a sliding rod 14 is arranged inside the sliding cylinder 13 in a penetrating manner, and a limiting piece 15 is arranged at the center of the sliding rod 14, the center of the sliding rod 14 is sleeved with a spring 16, the top end of the sliding rod 14 is provided with a ray generating device 17, and the bottom end of the sliding rod 14 is provided with a fixed cover 18, so that the problem that at present, when a patient needs radiotherapy to carry out ray irradiation, the patient can cause the movement of a breast due to the breathing of a human body, and the ray used for irradiation is fixed, so that the ray can not be always coincided with a focus during irradiation, the irradiation range is enlarged at present, and although the problem of the movement of the breast is solved, the problem that the side effect can cause the excessive damage of the normal tissues around the focus is solved.

The slide 3 moves back and forth in the chute 2, and the manual screw 5 limits the slide 3.

The manual telescopic rod 11 rotates on the electric telescopic supporting rod 8 by 360 degrees through the rotating shaft 9, and is limited through the locking bolt 10.

The manual telescopic rod 11 is limited through a limiting bolt 12.

The diameter of the through hole 19 is smaller than that of the stopper piece 15.

The sliding rod 14 slides up and down in the sliding barrel 13, the bottom of the spring 16 is arranged on the limiting piece 15, and the top of the spring 16 is arranged on the inner wall of the top of the sliding barrel 13.

The slide 14 is provided as a hollow structure.

The utility model discloses the theory of operation: the mammary gland is positioned by the positioning device 7, the mammary gland is positioned in the fixed cover 18, the sliding rod 14 slides up and down in the sliding cylinder 13 under the pushing of the breathing of a patient, and the ray generating device 17 and the positioning cover 18 are always kept on the same axis, so that the rays are always irradiated on the mammary gland, and the excessive damage of the normal tissues around the focus caused by the side effect of the rays due to the movement of the breathing mammary gland is prevented.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A breast positioning device, comprising a fixing plate (1), characterized in that: the center of the fixed plate (1) is provided with a sliding chute (2), the front end and the rear end inside the sliding chute (2) are provided with sliding blocks (3), the upper end of each sliding block (3) is provided with a limiting plate (4), the side wall of the fixed plate (1) is provided with a manual screw (5), the top of the left end of the fixed plate (1) is provided with a headrest (6), the top of the front section of the fixed plate (1) is provided with a positioning device (7), the positioning device (7) comprises an electric telescopic supporting rod (8), the top end of the electric telescopic supporting rod (8) is provided with a rotating shaft (9), the side wall of the rotating shaft (9) is provided with a locking bolt (10), the inner core at the top of the rotating shaft (9) is provided with a manual telescopic rod (11), the center of the manual telescopic rod (11) is provided with a limiting bolt (12), and the tail end of the manual telescopic rod (11) is provided with a sliding barrel (13), the slide cylinder (13) is internally provided with a slide rod (14) in a penetrating manner, a limiting piece (15) is arranged at the center of the slide rod (14), a spring (16) is sleeved at the center of the slide rod (14), a ray generating device (17) is arranged at the top end of the slide rod (14), and a fixing cover (18) is arranged at the bottom end of the slide rod (14).

2. The breast positioning device of claim 1, wherein: the sliding block (3) moves back and forth in the sliding groove (2), and the manual screw (5) limits the sliding block (3).

3. The breast positioning device of claim 1, wherein: the manual telescopic rod (11) rotates on the electric telescopic supporting rod (8) by 360 degrees through the rotating shaft (9) and is limited through the locking bolt (10).

4. The breast positioning device of claim 1, wherein: the manual telescopic rod (11) is limited through a limiting bolt (12).

5. The breast positioning device of claim 1, wherein: through holes (19) are formed in the bottom and the top of the sliding barrel (13), and the diameter of each through hole (19) is smaller than that of the limiting piece (15).

6. The breast positioning device of claim 1, wherein: the sliding rod (14) slides up and down in the sliding barrel (13), the bottom of the spring (16) is arranged on the limiting piece (15), and the top of the spring (16) is arranged on the inner wall of the top of the sliding barrel (13).

7. The breast positioning device of claim 1, wherein: the sliding rod (14) is of a hollow structure.