CN211723922U

CN211723922U - Negative pressure expanding device

Info

Publication number: CN211723922U
Application number: CN201922494851.7U
Authority: CN
Inventors: 李顺荣; 朱李玲; 陈凯
Original assignee: Sun Yat Sen Memorial Hospital Sun Yat Sen University
Current assignee: Sun Yat Sen Memorial Hospital Sun Yat Sen University
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-23
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to the technical field of medical equipment, the utility model discloses a negative pressure expanding device, the cover body falls to cover in the breast, cover pad and skin direct contact, thereby the cover body is made by stereoplasm transparent material and can keeps the form of breast, cover pad is made by soft materials and is avoided causing the damage of the skin of contact because of the negative pressure, the cavity of the cover body is used for holding the breast, negative pressure connects and is used for being connected with outside air exhaust device and takes out the negative pressure operation with the cavity to the cover body, make the breast reach local congestion in being in the cavity of negative pressure, promote the mammary edema, make the breast obtain the effect of straight and strong and handsome, if cooperate fat technique, can improve fat survival rate, thereby reach the purpose of breast increase. Simultaneously, the lower extreme and the cover pad of the cover body can be dismantled and be connected, so, when the cover pad takes place to damage in long-time use, directly pull down the cover pad that damages and more renew and fill up and can reuse, owing to only need change the cover pad, greatly the cost is reduced to the waste of resource has been avoided.

Description

Negative pressure expanding device

Technical Field

The utility model relates to the technical field of medical equipment, especially relate to a negative pressure expanding device.

Background

The chest of a woman is the most attractive part of the whole body as the body, and almost all women want to have a stiff chest, because the stiff chest not only can pull up the attention point of vision, but also can make the waist look thinner and make the chest look thinner in vision, so that a lot of people can achieve the purpose of breast beautification through chest shaping.

In order to reduce the side effect and achieve the effect of breast beautifying operation anytime and anywhere, negative pressure tissue dilation is generally adopted in the prior art, the tissue dilation is a surgical method for obtaining additional skin soft tissue to repair skin defects and rebuild organs by utilizing the dilation effect of a tissue dilator, and generally, a sealed cover body is inversely covered on the position of the female breast, and air in the cover body is extracted by a negative pressure extraction device, so that the cover body is in a negative pressure state and the part of the breast is subjected to local congestion, and the functions of local edema and skin dilation are promoted.

Present chest negative pressure expanding unit is direct import from abroad, and is high in price, the negative pressure expanding unit of import generally is the cover body and the soft cover of stereoplasm fills up integrated into one piece, because soft cover fills up direct contact skin, generally adopt soft silica gel material, in long-time negative pressure adsorption process, soft cover fills up easy damage, the negative pressure expanding unit of damage can make the air get into the internal of cover of negative pressure state, make the internal negative pressure of cover reduce, influence the curative effect, therefore can only abandon whole device and change, because negative pressure expanding unit is great at present demand, the cost of whole change is higher, and cause the waste of resource easily.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the cover body and the cover pad of the existing negative pressure expansion device are integrally formed, when only the cover pad is damaged, the whole negative pressure expansion device needs to be replaced, so that the cost is increased, and the waste of resources is easily caused.

In order to solve the technical problem, the utility model provides a negative pressure expanding device, fill up including the cover body and the annular cover that are the ellipsoid type, the internal lower extreme open-ended cavity that is equipped with of cover, be equipped with on the cover body with the negative pressure of cavity intercommunication connects, the lower extreme of the cover body with the connection can be dismantled to the cover pad, wherein, the cover body is made by stereoplasm transparent material, the cover pad is made by soft materials.

Further preferably, the lower end edge of the cover body is provided with a clamping portion, and the cover pad is provided with a clamping groove corresponding to the clamping portion.

Further preferably, the clamping portion is an annular clamping block circumferentially arranged along the lower end of the cover body, two sides of the annular clamping block respectively protrude out of the inner side wall and the outer side wall of the cover body, and the clamping groove is formed in the cover pad and matched with the annular clamping block.

Further preferably, the clamping groove is formed in the cover pad, an installation groove communicated with the clamping groove is formed in the upper end of the cover pad, and the section size of the installation groove is smaller than that of the clamping groove.

Further preferably, the connection position of the mounting groove and the clamping groove is in arc transition.

Further preferably, the thickness of the cover pad is 2-4 cm.

Further preferably, the cover body is made of plastic or glass.

Further preferably, the cover pad is made of soft silica gel material

The embodiment of the utility model provides a negative pressure expanding unit compares with prior art, and its beneficial effect lies in:

the negative pressure expanding device of the embodiment of the utility model comprises a cover body and a cover pad, wherein the cover body is covered on the breast, the cover pad is directly contacted with the skin, the cover body is made of hard transparent material so as to keep the shape of the breast, the cover pad is made of soft material so as to avoid the skin damage caused by the negative pressure, wherein, the cover body is generally in an ellipsoid shape which is matched with the standard straight breast of a human body, the cover pad is in a ring shape to be matched with the lower end of the cover body, the cavity of the cover body is used for accommodating the breast, the negative pressure joint is used for being connected with an external air extractor to carry out negative pressure extraction operation on the cavity of the cover body, the breast is in the negative pressure cavity to achieve the effects of local congestion, promoting breast edema and enabling the breast to be upright and body-building instantly, and furthermore, if the breast is matched with a fat technology, the fat survival rate can be improved, so that the purpose of breast enlargement is achieved. Simultaneously, the lower extreme and the cover pad of the cover body can be dismantled and be connected, so, when the cover pad takes place to damage in long-time use, the cover pad that directly will damage pulls down the renewal cover pad down and can reuse, owing to only need change the cover pad, greatly the cost is reduced to the waste of resource has been avoided, in addition, the user can select suitable cover pad cooperation cover body to use according to the size of one's own size and the size of a dimension of breast, its adaptability is stronger.

Drawings

FIG. 1 is a schematic structural view of a negative pressure expansion device according to an embodiment of the present invention;

FIG. 2 is an exploded view of the negative pressure expansion device according to the embodiment of the present invention;

fig. 3 is a schematic sectional view taken along line a-a in fig. 1.

In the figure, 10, the cover body; 20. a cover pad; 101. a cavity; 102. a negative pressure joint; 103. an annular fixture block; 201. a card slot; 202. and (4) mounting the groove.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

As shown in fig. 1 to 3, a negative pressure expanding device according to a preferred embodiment of the present invention includes an ellipsoidal cover 10 and an annular cover pad 20, a cavity 101 with an open lower end is provided in the cover 10, a negative pressure joint 102 communicated with the cavity 101 is provided on the cover 10, the lower end of the cover 10 is detachably connected to the cover pad 20, wherein the cover 10 is made of a hard transparent material, and the cover pad 20 is made of a soft material.

Specifically, the mask body 10 is used for covering the breast upside down, the mask pad 20 is in direct contact with the skin, the mask body 10 is made of hard transparent material so as to keep the shape of the breast, in order to reduce the phenomena of skin allergy, necrosis and the like caused by the mask pad 20 under a long-time negative pressure state, the mask pad 20 is made of soft material so as to avoid the skin damage caused by the negative pressure, wherein, the mask body 10 is generally provided with an ellipsoid shape matched with the standard upright and raised breast of a human body, the mask pad 20 is provided with a ring shape matched with the lower end of the mask body 10, the cavity 101 of the mask body 10 is used for accommodating the breast, the negative pressure joint 102 is used for being connected with an external air extractor so as to perform negative pressure extraction operation on the cavity 101 of the mask body 10, so that the cavity 101 of the breast under the negative pressure can achieve local congestion, promote mammary edema, and obtain the effect of upright and, thereby achieving the purpose of breast enlargement. Simultaneously, the lower extreme of the cover body 10 can be dismantled with the cover pad 20 and be connected, so, when the cover pad 20 takes place to damage in long-time use, directly pull down the cover pad 20 that damages and change new cover pad 20 and can reuse, owing to only need change cover pad 20, greatly the cost is reduced, in order to avoid the waste of resource, in addition, the user can select suitable cover pad 20 to cooperate the cover body 10 to use according to the size of one's own size and the size of breast, its adaptability is stronger.

Further, the lower extreme edge of the cover body 10 is equipped with joint portion, cover and fill up 20 and be equipped with the draw-in groove 201 that corresponds with joint portion, cover body 10 fixes in joint portion joint to draw-in groove 201, during the dismantlement, can directly with cover body 10 from draw-in groove 201 extract can, so, after cover and fill up 20 damages after long-time use, can make things convenient for cover and fill up 20's change, avoid giving up whole negative pressure expanding unit, be favorable to saving resources, reduce cost. Specifically, in order to guarantee the stability of being connected between joint portion and the draw-in groove 201, avoid joint portion and draw-in groove 201's junction to appear leaking gas and cause the air admission to influence the negative pressure effect in the cover body 10, joint portion is the annular fixture block 103 of arranging along cover body 10 lower extreme circumference in this embodiment, the both sides of annular fixture block 103 bulge respectively cover body 10 in, the lateral wall sets up, draw-in groove 201 locates in the cover pad 20 and matches with annular fixture block 103, the lower extreme circumference of the cover body 10 is fixed in annular draw-in groove 201 promptly, thereby guarantee the gas tightness of the cover body 10 and the cover pad 20 junction.

Further, draw-in groove 201 is located in cover pad 20, the upper end of cover pad 20 is equipped with the mounting groove 202 that communicates with draw-in groove 201, the cross sectional dimension of mounting groove 202 is less than the cross sectional dimension of draw-in groove 201, so, after the annular fixture block 103 of the cover body 10 was installed to draw-in groove 201, because the both sides of annular fixture block 103 are salient the inside and outside wall setting respectively of the cover body 10, when the installation, annular fixture block 103 carries out certain elastic compression from the mounting groove 202 in through getting into draw-in groove 201, can fix effectively in draw-in groove 201 under the elastic force effect, and simultaneously, mounting groove 202 can play certain limiting displacement to annular fixture block 103, avoid the cover body 10 to break away from in draw.

In order to facilitate the installation of the lower end of the cover body 10, the joint between the installation groove 202 and the clamping groove 201 is in arc transition, the joint in arc transition can play a certain guiding role in the installation of the cover body 10, and meanwhile, the damage of the cover body 10 to the cover pad 20 in the installation process can be reduced, and the service life of the cover pad 20 is ensured.

In order to ensure the strength of the mask pad 20 and prolong the service life of the mask pad 20 in a negative pressure state, the thickness of the mask pad 20 is set to be 2-4 cm, and the optimal thickness is 3 cm.

In this embodiment, the cover body 10 is preferably made of plastic or glass material, so as to maintain the shape of the breast and the upright state of the breast, and the cover pad 20 is made of soft silica gel material, which is soft and can be flexibly contacted with the skin of the human body, and the soft silica gel material is safe and does not produce side effects on the human body.

To sum up, the embodiment of the present invention provides a negative pressure expanding device, which comprises a cover body 10 and a cover pad 20, wherein the cover body 10 is covered on the breast, the cover pad 20 is in direct contact with the skin, the cover body 10 is made of a hard transparent material so as to maintain the shape of the breast, the cover pad 20 is made of a soft material so as to avoid the damage of the skin caused by the negative pressure, wherein the cover body 10 is generally an ellipsoid shape matched with the standard upright breast of the human body, the cover pad 20 is annular so as to be matched with the lower end of the cover body 10, the cavity 101 of the cover body 10 is used for accommodating the breast, the negative pressure connector 102 is used for being connected with an external air extractor so as to perform negative pressure extraction operation on the cavity 101 of the cover body 10, so that the cavity 101 of the breast under the negative pressure can achieve local congestion, promote edema of the breast, so that the breast can obtain the upright and, thereby achieving the purpose of breast enlargement. Simultaneously, the lower extreme of the cover body 10 can be dismantled with the cover pad 20 and be connected, so, when the cover pad 20 takes place to damage in long-time use, directly pull down the cover pad 20 that damages and change new cover pad 20 and can reuse, owing to only need change cover pad 20, greatly the cost is reduced, in order to avoid the waste of resource, in addition, the user can select suitable cover pad 20 to cooperate the cover body 10 to use according to the size of one's own size and the size of breast, its adaptability is stronger.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The negative pressure expansion device is characterized by comprising an ellipsoidal cover body and an annular cover pad, wherein a cavity with an opening at the lower end is arranged in the cover body, a negative pressure joint communicated with the cavity is arranged on the cover body, the lower end of the cover body is detachably connected with the cover pad, the cover body is made of hard transparent materials, and the cover pad is made of soft materials.

2. The negative pressure expansion device according to claim 1, wherein the lower end edge of the cover body is provided with a clamping portion, and the cover cushion is provided with a clamping groove corresponding to the clamping portion.

3. The negative pressure expansion device of claim 2, wherein the locking portion is an annular locking block circumferentially arranged along the lower end of the cover body, two sides of the annular locking block respectively protrude from the inner and outer side walls of the cover body, and the locking groove is arranged in the cover pad and matched with the annular locking block.

4. The negative pressure expansion device according to claim 3, wherein the catching groove is provided in the hood pad, and an upper end of the hood pad is provided with a mounting groove communicating with the catching groove, and a sectional size of the mounting groove is smaller than a sectional size of the catching groove.

5. The negative pressure expansion device of claim 4, wherein the connection between the mounting groove and the clamping groove is in a circular arc transition.

6. The negative pressure expansion apparatus of claim 5, wherein the thickness of the mask cushion is 2-4 cm.

7. The negative pressure expansion device according to any one of claims 1 to 6, wherein the cover is made of plastic or glass.

8. The negative pressure expansion device according to any one of claims 1 to 6, wherein the cover pad is made of soft silica gel.