CN211301766U

CN211301766U - Positioner is used in mammary gland radiotherapy

Info

Publication number: CN211301766U
Application number: CN201921436018.0U
Authority: CN
Inventors: 端雪峰; 陆玲妙
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-01
Filing date: 2019-09-01
Publication date: 2020-08-21
Anticipated expiration: 2029-09-01

Abstract

The utility model provides a positioner for mammary gland radiation therapy. The positioning device for breast radiotherapy comprises: corrugated lead rubber connecting sheets; the two ends of the corrugated lead rubber connecting sheet are connected with the protective lead plates, and the centers of the protective lead plates are provided with through holes; the two protective lead plates are also connected through the spacing adjusting mechanism; the lower surfaces of the two protective lead plates are connected with the belt mechanism; the antibacterial layer mechanism is connected to the lower surface of the protective lead plate; the air bag mechanism, the quantity of air bag mechanism is two, and two air bag mechanisms are connected with the protection stereotype that corresponds respectively, and air bag mechanism includes negative pressure gasbag, one-way air outlet valve, air duct, ripple lead rubber cover, elasticity gasbag and air cock. The utility model provides a positioner for mammary gland radiation therapy has the normal tissue damage of reduction ray, and fixes a position accurate advantage.

Description

Positioner is used in mammary gland radiotherapy

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a positioner for mammary gland radiation therapy.

Background

Women play an increasingly important role in the current life and work, and the corresponding life and work pressure comes with the women, and meanwhile, the diseases do not come from the women. Breast cancer is the most common invasive cancer in women, and is the second most aggressive cause of cancer death in women second only to lung cancer.

In the treatment process of breast cancer, the breast part of a patient needs to be subjected to radiotherapy, at present, when the breast of the patient is subjected to radiotherapy, the breast is soft and easy to shake, and the patient generally adopts a supine mode to perform radiotherapy during radiotherapy, at the moment, the breast tissues are paved on the chest wall, and cannot be concentrated, so that the radiotherapy of the patient is not facilitated.

Therefore, there is a need to provide a new positioning device for breast radiotherapy to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a positioning device for mammary gland radiotherapy, which can reduce the damage of the radiation to the normal tissue and has accurate positioning.

The utility model provides a positioner for mammary gland radiation therapy includes: corrugated lead rubber connecting sheets; the two ends of the corrugated lead rubber connecting sheet are connected with the protective lead plates, and the centers of the protective lead plates are provided with through holes; the two protective lead plates are also connected through the spacing adjusting mechanism; the lower surfaces of the two protective lead plates are connected with the belt mechanism; the antibacterial layer mechanism is connected to the lower surface of the protective lead plate; gasbag mechanism, the quantity of gasbag mechanism is two, and two gasbag mechanisms are connected with the protection stereotype that corresponds respectively, and gasbag mechanism includes negative pressure gasbag, one-way air outlet valve, air duct, ripple lead rubber cover, elasticity gasbag and air cock, the ripple lead rubber cover that fixedly connected with annular set up in the through-hole is equipped with the elasticity gasbag in the ripple lead rubber cover, and the last surface connection of elasticity gasbag has the air cock, and the air cock runs through ripple lead rubber cover setting, and the one end of air duct is connected to the elasticity gasbag, and the other end of air duct runs through ripple lead rubber cover and is connected with the negative pressure gasbag, and installs one-way air outlet valve on the air duct.

Preferably, interval guiding mechanism includes fixed block, threaded rod and internal thread sleeve, and the last fixed surface of one of them protection stereotype is connected with the fixed block, and the fixed block rotates the one end of connecting threaded rod, and the other end threaded connection of threaded rod is in the internal thread sleeve, and the internal thread sleeve is connected with the last fixed surface of another protection stereotype.

Preferably, the band mechanism includes first band, hook-and-loop fastener, magic tape matte and second band, and the one end of the first band of lower fixed surface connection of one of them protection stereotype, the other end surface of first band is sewed up and is connected with hook-and-loop fastener, and the one end of the lower fixed surface connection second band of another protection stereotype, and the other end internal surface of second band is sewed up and is connected with magic tape matte, makes first band and second band be connected through hook-and-loop fastener and magic tape matte bonding.

Preferably, the second strap has a length greater than the length of the first strap.

Preferably, the hook and loop fastener surface and the loop and loop fastener rough surface have the same length.

Preferably, the antibacterial layer mechanism includes magic subsides and antibacterial layer, the lower surface of protection stereotype is pasted through the magic and is connected with antibacterial layer, and the antibacterial layer is seted up and is dodged the hole corresponding with the through-hole.

Compared with the prior art, the utility model provides a positioner for mammary gland radiation therapy has following beneficial effect:

the utility model provides a positioner for mammary gland radiotherapy, when using, make whole device wear in patient's chest through band mechanism, and patient's breast exposes through the through-hole, and the patient lies on the back on the treatment bed, fix a position patient's breast through the through-hole, and protect the lead plate, ripple lead rubber connection piece and ripple lead rubber cover and play the effect of protection, make the patient only breast position and ray contact, thereby reduce radiotherapy's ray to the damage of normal organ, normal tissue and normal cell, and medical staff presses the negative pressure gasbag through the manpower, thereby aerify in the elasticity gasbag, make the elasticity gasbag aerify inflation, thereby extrude patient's breast, carry out location once more to patient's breast, make patient's breast location more accurate, still make patient's breast more concentrate, push up and pull, reduce simultaneously when the patient does not move freely, the shaking amplitude and the probability of the breast are favorable for the radiotherapy of the patient.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a positioning device for breast radiation therapy provided by the present invention;

FIG. 2 is a schematic top view of the positioning device for breast radiation therapy shown in FIG. 1;

FIG. 3 is a schematic structural view of the spacing adjustment mechanism shown in FIG. 2;

fig. 4 is a partial structural schematic view of the airbag mechanism shown in fig. 2.

Reference numbers in the figures: 1. bacteriostasis layer mechanism, 11, magic subsides, 12, bacteriostasis layer, 2, protection lead plate, 3, band mechanism, 31, first band, 32, magic subsides hook face, 33, magic subsides hair side, 34, second band, 4, gasbag mechanism, 41, negative pressure gasbag, 42, one-way air outlet valve, 43, air duct, 44, ripple lead rubber cover, 45, elasticity gasbag, 46, air cock, 5, ripple lead rubber connection piece, 6, interval guiding mechanism, 61, fixed block, 62, threaded rod, 63, internal thread sleeve, 7, through-hole.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural diagram of a positioning device for breast radiation therapy according to a preferred embodiment of the present invention; FIG. 2 is a schematic top view of the positioning device for breast radiation therapy shown in FIG. 1; FIG. 3 is a schematic structural view of the spacing adjustment mechanism shown in FIG. 2; fig. 4 is a partial structural schematic view of the airbag mechanism shown in fig. 2. Positioner for mammary gland radiotherapy includes: a corrugated lead rubber connecting sheet 5; the two ends of the corrugated lead rubber connecting sheet 5 are both connected with the protective lead plates 2, and the centers of the protective lead plates 2 are provided with through holes 7; the distance adjusting mechanism 6 is used for connecting the two protective lead plates 2; the lower surfaces of the two protective lead plates 2 are connected with the belt mechanism 3; the antibacterial layer mechanism 1 is connected to the lower surface of the protective lead plate 2; the number of the air bag mechanisms 4 is two, and the two air bag mechanisms 4 are respectively connected with the corresponding protective lead plates 2.

In the specific implementation process, as shown in fig. 2 and 4, the airbag mechanism 4 includes a negative pressure airbag 41, a one-way air outlet valve 42, an air duct 43, a corrugated lead rubber cover 44, an elastic airbag 45 and an air nozzle 46, the corrugated lead rubber cover 44 that is fixedly connected with the annular arrangement in the through hole 7 is provided with the elastic airbag 45 in the corrugated lead rubber cover 44, the upper surface of the elastic airbag 45 is connected with the air nozzle 46, the air nozzle penetrates through the corrugated lead rubber cover arrangement, the elastic airbag 45 is connected with one end of the air duct 43, the other end of the air duct 43 penetrates through the corrugated lead rubber cover 44 and is connected with the negative pressure airbag 41, and the air duct 43 is provided with the one-way air outlet.

Need to explain: when the device is used, the whole device is worn in front of the chest of a patient through the belt mechanism 3, the breast of the patient is exposed through the through hole 7, the patient lies on the back on a treatment bed, the breast of the patient is positioned through the through hole 7, the protective lead plate 2, the corrugated lead rubber connecting sheet 5 and the corrugated lead rubber cover 44 play a role in protection, only the breast part of the patient is in contact with the rays, so that the damage of the rays of radiotherapy to normal organs, normal tissues and normal cells is reduced, medical staff manually press the negative pressure air bag 41 to inflate the elastic air bag 45, so that the elastic air bag 45 is inflated and expanded, the breast of the patient is squeezed, the breast of the patient is positioned again, the breast of the patient is positioned more accurately, the breast of the patient is more concentrated and straightened, and the shaking amplitude and probability of the breast are reduced when the patient is not moved freely, thereby being beneficial to the radiotherapy of the patient.

It is also stated that: the gas in the elastic bag 45 can be discharged through the gas nipple 46.

Referring to fig. 2 and 3, the distance adjusting mechanism 6 includes a fixing block 61, a threaded rod 62 and an internal threaded sleeve 63, wherein the fixing block 61 is fixedly connected to the upper surface of one of the protection lead plates 2, the fixing block 61 is rotatably connected to one end of the threaded rod 62, the other end of the threaded rod 62 is screwed in the internal threaded sleeve 63, and the internal threaded sleeve 63 is fixedly connected to the upper surface of the other protection lead plate 2.

Need to explain: through rotating threaded rod 62 for the length that threaded rod 62 extends to the outside of internal thread sleeve 63 can be adjusted, thereby makes the interval between two protection stereotypes 2 can be adjusted, and the distance between two through-holes 7 can be adjusted promptly, makes the device be applicable to the patient that the breast interval is different, improves device application scope.

Referring to fig. 1, the strap mechanism 3 includes a first strap 31, a hook and loop fastener 32, a hook and loop fastener matte 33 and a second strap 34, wherein the lower surface of one of the protection lead plates 2 is fixedly connected to one end of the first strap 31, the hook and loop fastener 32 is sewn on the outer surface of the other end of the first strap 31, the lower surface of the other one of the protection lead plates 2 is fixedly connected to one end of the second strap 34, and the inner surface of the other end of the second strap 34 is sewn on the hook and loop fastener matte 33.

Need to explain: the first strap 31 is connected with the second strap 34 by the hook-and-loop fastener 32 and the hook-and-loop fastener 33, so that the device can be conveniently and rapidly worn on the chest of a patient.

Referring to fig. 1, the length of the second strap 34 is greater than that of the first strap 31, and the lengths of the hook and loop fastener surface 32 and the hook and loop fastener surface 33 are the same.

Need to explain: the length of the second strap 34 is greater than the length of the first strap 31, so that the connection position of the hook and loop fastener surface 32 and the hook and loop fastener surface 33 is located on the side surface, thereby reducing the influence on the supine position of the patient and improving the comfort level of the patient.

Referring to fig. 1, antibacterial layer mechanism 1 includes magic subsides 11 and antibacterial layer 12, the lower surface of protection stereotype 2 is connected with antibacterial layer 12 through magic subsides 11 bonding, and antibacterial layer 12 has seted up the hole of dodging corresponding with through-hole 7.

Need to explain: the device is when using, and antibacterial layer 12 and patient's skin contact, and antibacterial layer 12 is chitin antibacterial cotton layer, tears magic subsides 11 hard for antibacterial layer 12 can take off alone, thereby is favorable to the disinfection and the change of antibacterial layer 12, avoids cross infection.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A positioning device for breast radiation therapy, comprising:

a corrugated lead rubber connecting sheet (5);

the two ends of the corrugated lead rubber connecting sheet (5) are connected with the protective lead plates (2), and the centers of the protective lead plates (2) are provided with through holes (7);

the distance adjusting mechanism (6) is used for connecting the two protective lead plates (2) through the distance adjusting mechanism (6);

the lower surfaces of the two protective lead plates (2) are connected with the belt mechanism (3);

the antibacterial layer mechanism (1), the antibacterial layer mechanism (1) is connected to the lower surface of the protective lead plate (2);

the number of the air bag mechanisms (4) is two, the two air bag mechanisms (4) are respectively connected with the corresponding protective lead plates (2), and the air bag mechanism (4) comprises a negative pressure air bag (41), a one-way air outlet valve (42), an air duct (43), a corrugated lead rubber cover (44), an elastic air bag (45) and an air nozzle (46), an annularly arranged corrugated lead rubber cover (44) is fixedly connected in the through hole (7), an elastic air bag (45) is arranged in the corrugated lead rubber cover (44), the upper surface of the elastic air bag (45) is connected with an air nozzle (46), the air nozzle (46) penetrates through the corrugated lead rubber cover (44), and the elastic air bag (45) is connected with one end of an air duct (43), the other end of the air duct (43) penetrates through the corrugated lead rubber cover (44) and is connected with the negative pressure air bag (41), and a one-way air outlet valve (42) is arranged on the air duct (43).

2. The positioning device for breast radiation therapy according to claim 1, wherein the distance adjusting mechanism (6) comprises a fixed block (61), a threaded rod (62) and an internal threaded sleeve (63), wherein the fixed block (61) is fixedly connected to the upper surface of one of the protection lead plates (2), the fixed block (61) is rotatably connected to one end of the threaded rod (62), the other end of the threaded rod (62) is screwed into the internal threaded sleeve (63), and the internal threaded sleeve (63) is fixedly connected to the upper surface of the other protection lead plate (2).

3. The positioning device for breast radiotherapy according to claim 1, wherein the strap mechanism (3) comprises a first strap (31), a hook-and-loop fastener (32), a hook-and-loop fastener (33) and a second strap (34), wherein the lower surface of one of the protection lead plates (2) is fixedly connected to one end of the first strap (31), the hook-and-loop fastener (32) is sewn on the outer surface of the other end of the first strap (31), the lower surface of the other protection lead plate (2) is fixedly connected to one end of the second strap (34), the hook-and-loop fastener (33) is sewn on the inner surface of the other end of the second strap (34), and the hook-and-loop fastener (32) is bonded to the hook-and-loop fastener (33) to connect the first strap (31) and the second strap (34).

4. The positioning device for breast radiation therapy according to claim 3, characterized in that the length of the second belt (34) is greater than the length of the first belt (31).

5. The positioning device for breast radiation therapy according to claim 3, wherein the hook and loop fastener surface (32) and the hook and loop fastener surface (33) have the same length.

6. The positioning device for breast radiotherapy according to claim 1, wherein the antibacterial layer mechanism (1) comprises a magic tape (11) and an antibacterial layer (12), the lower surface of the protective lead plate (2) is adhesively connected with the antibacterial layer (12) through the magic tape (11), and the antibacterial layer (12) is provided with an avoiding hole corresponding to the through hole (7).