CN216754793U

CN216754793U - Waterproof band-aid

Info

Publication number: CN216754793U
Application number: CN202123320727.2U
Authority: CN
Inventors: 荣育凤; 焦红岩; 田春兰; 崔象凯
Original assignee: Nuo Chen Co ltd
Current assignee: Nuo Chen Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-17
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to the technical field of medical supplies, in particular to a waterproof band-aid. The waterproof band-aid comprises a first breathable layer, a second breathable layer and release paper; the second breathable layer is arranged on the first breathable layer, the projection of the second breathable layer to the first breathable layer falls into the first breathable layer, and the release paper is arranged on one side, facing the second breathable layer, of the first breathable layer; the first breathable layer is made of a hydrophobic material and is provided with a first breathable hole; the second breathable layer is made of water-absorbing breathable materials and is provided with second breathable holes. The utility model provides a waterproof adhesive bandage, which can be waterproof and breathable.

Description

Waterproof band-aid

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a waterproof band-aid.

Background

The waterproof band-aid is a common medical care product in life and is used for being attached to a wound to stop bleeding of the wound, isolate microorganisms and prevent the wound from being injured again.

In the related art, the waterproof band-aid has poor air permeability, and is easy to cause propagation of anaerobic bacteria such as staphylococcus and tetanus bacillus after being attached to a wound, so that the wound is suppurated and scabbed, and the healing of the wound is affected.

Therefore, in order to overcome the above disadvantages, a waterproof adhesive bandage is urgently needed.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a waterproof adhesive bandage, which can be waterproof and breathable.

The utility model provides a waterproof band-aid which comprises a first breathable layer, a second breathable layer and release paper, wherein the first breathable layer is arranged on the first breathable layer;

the second breathable layer is arranged on the first breathable layer, the projection of the second breathable layer to the first breathable layer falls into the first breathable layer, and the release paper is arranged on one side, facing the second breathable layer, of the first breathable layer;

the first breathable layer is made of a hydrophobic material and is provided with a first breathable hole;

the second breathable layer is made of water-absorbing breathable materials and is provided with second breathable holes.

Preferably, the waterproof band-aid further comprises a sponge layer arranged on one side of the second breathable layer, which is back to the first breathable layer.

Preferably, the sponge layer is filled with traditional Chinese medicines.

Preferably, the first breathable layer is made of a polyvinyl chloride film.

Preferably, the first breathable layer is made of a transparent polyvinyl chloride film.

Preferably, the second breathable layer is made of super absorbent resin composite paper.

Preferably, the first breathable layer is diamond-shaped, the second breathable layer is arranged in the middle of the first breathable layer, and the release paper is arranged on two acute angles of the first breathable layer.

Preferably, the first breathable layer, the second breathable layer, the sponge layer and the release paper are bonded through a pressure-sensitive adhesive, and silicone oil is coated on one surface of the release paper, which is attached to the first breathable layer.

Preferably, the pressure-sensitive adhesive is made of acrylate.

Compared with the prior art, the utility model at least has the following beneficial effects:

according to the utility model, the first breathable layer is made of hydrophobic materials, and the first breathable hole is formed in the first breathable layer, so that the first breathable layer can play a waterproof role and can increase the breathability of the waterproof band-aid. The second breathable layer is made of water-absorbing breathable materials, and is provided with second air holes, so that the second breathable layer can absorb liquid seeped from the wound and liquid entering the waterproof adhesive bandage through the first air holes, and the air permeability of the waterproof adhesive bandage can be further increased. In the utility model, the waterproof band-aid is convenient to fix at the wound by arranging the release paper.

Drawings

In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions in the prior art are briefly introduced below, and it is obvious that the drawings in the following description are 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 a structure of a waterproof woundplast provided by an embodiment of the utility model;

in the figure:

1. a first breathable layer;

11. a first air vent;

2. a second breathable layer;

21. a second air hole;

3. release paper;

4. a sponge layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention, and 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 scope of the present invention.

In the description of the embodiments of the present invention, unless explicitly specified or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it should be understood that the directional terms such as "upper" and "lower" used in the embodiments of the present invention are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present invention. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

As shown in fig. 1, the utility model provides a waterproof band-aid, which comprises a first breathable layer 1, a second breathable layer 2 and release paper 3;

the second breathable layer 2 is arranged on the first breathable layer 1, the projection of the second breathable layer 2 to the first breathable layer 1 falls into the first breathable layer 1, and the release paper 3 is arranged on one side, facing the second breathable layer 2, of the first breathable layer 1;

the first breathable layer 1 is made of hydrophobic materials, and the first breathable layer 1 is provided with a first breathable hole 11;

the second breathable layer 2 is made of water-absorbing breathable materials, and the second breathable layer 2 is provided with second air holes 21.

In the utility model, the first breathable layer 1 is made of hydrophobic materials, and the first breathable holes 11 are formed in the first breathable layer 1, so that the first breathable layer 1 can play a waterproof role and can increase the breathability of the waterproof band-aid. The second breathable layer 2 is made of water-absorbing breathable materials, and the second breathable layer 2 is provided with the second breathable holes 21, so that the second breathable layer 2 can absorb liquid seeped from the wound and liquid entering the waterproof adhesive bandage through the first breathable holes 11, and the breathability of the waterproof adhesive bandage can be further improved. In the utility model, the waterproof band-aid is convenient to fix at the wound by arranging the release paper 3.

It should be noted that the hole pattern of the first vent 11 and the second vent 21 may be various shapes including, but not limited to, a circle, a rectangle, a strip, or a heart, and the aesthetic property of the waterproof band-aid may be improved by designing the hole pattern of the first vent 11 and the second vent 21.

According to some preferred embodiments, the waterproof adhesive bandage further comprises a sponge layer 4 arranged on the side of the second breathable layer 2 facing away from the first breathable layer 1.

In the present invention, a sponge layer 4 is provided on the second air-permeable layer 2, and preferably, the thickness of the sponge layer 4 is 2 mm. The sponge layer 4 is used for directly covering the wound, and the sponge layer 4 is porous and elastic. The elastic sponge layer 4 can generate elastic deformation according to the shape of the wound and then be completely attached to the wound, and certain pressure is formed to press the wound to stop bleeding. The sponge layer 4 can protect the wound, and the porous characteristic of the sponge layer provides excellent air permeability for the waterproof band-aid. In addition, sponge layer 4 still has imbibition characteristics, and sponge layer 4 can absorb the liquid that the wound oozes, and behind the absorptive liquid of sponge layer 4, the ventilative layer 2 of second that paste mutually with sponge layer 4 can further absorb the absorptive liquid of sponge layer 4, makes the wound department keep dry and comfortable through dual absorption.

According to some preferred embodiments, the sponge layer 4 is filled with traditional Chinese medicines.

In the utility model, the sponge layer 4 is filled with traditional Chinese medicines, so that the hemostasis can be rapidly realized and the speed of wound healing is accelerated. In order to fill the sponge layer 4 with the Chinese medicine sufficiently and uniformly, the Chinese medicine is ground and sieved, and preferably, the particle size of the Chinese medicine powder is less than or equal to 125 meshes.

More preferably, the traditional Chinese medicine adopts pseudo-ginseng powder. Notoginseng radix has hemostatic, blood stasis dispelling, repercussive, analgesic, and scar treating effects. The mechanism of promoting blood circulation and removing blood stasis of pseudo-ginseng is to resist platelet aggregation and thrombosis, including processes of platelet aggregation, antithrombin and fibrinolysis.

According to some preferred embodiments, the first breathable layer 1 is made of a polyvinyl chloride film.

In the utility model, the first breathable layer 1 is made of a polyvinyl chloride film, and the polyvinyl chloride film has the characteristics of hydrophobicity and softness, mature industrial technology and low cost.

According to some preferred embodiments, the first breathable layer 1 is made of a transparent polyvinyl chloride film.

In the utility model, the transparent polyvinyl chloride film is adopted to manufacture the first breathable layer 1, so that the attractiveness of the waterproof band-aid can be improved, and the fashion sense is increased.

According to some preferred embodiments, the second breathable layer 2 is made of super absorbent resin composite paper.

In the utility model, the second breathable layer 2 is made of super absorbent resin composite paper, the super absorbent resin composite paper has excellent water absorption performance, can quickly absorb water which is hundreds of times of the self weight to form gel, and the gel can still keep moisture without separation under certain pressure. The second breathable layer 2 has excellent water absorption performance by adopting the super absorbent resin composite paper, and can quickly and fully absorb liquid from wounds and/or from the outside.

According to some preferred embodiments, the first breathable layer 1 is diamond-shaped, the second breathable layer 2 is arranged in the middle of the first breathable layer 1, and the release paper 3 is arranged at two acute angles of the first breathable layer 1.

In the utility model, the first breathable layer 1 is in a diamond shape, the second breathable layer 2 is attached to the part with the large middle area of the first breathable layer 1 for covering a wound, the two acute angle parts of the first breathable layer 1 have the smallest area, the release paper 3 is arranged, and the release paper 3 is used for adhering and fixing the waterproof woundplast. So set up, both can make the wound by comprehensive the covering, can reduce again and set up the width from 3 parts of type paper, when making the wound be in joint department, thinner can not exert an influence to joint activity from 3 parts of type paper.

According to some preferred embodiments, the first breathable layer 1, the second breathable layer 2, the sponge layer 4 and the release paper 3 are bonded together by a pressure-sensitive adhesive, and the side of the release paper 3, which is attached to the first breathable layer 1, is coated with silicone oil.

In the present invention, the layers are bonded together using a pressure sensitive adhesive, which is a viscoelastic body having both liquid viscous properties and solid elastic properties, and which has both the factors and properties that can withstand the effects of both the contact and failure processes of bonding.

According to some preferred embodiments, the pressure sensitive adhesive is made of an acrylate.

Compared with rubber pressure-sensitive adhesives, the acrylic pressure-sensitive adhesive has colorless and transparent appearance and good weather resistance, can obtain good pressure-sensitive adhesive performance without additives such as tackifying resin, softening agent, anti-aging agent and the like, has simple formula, and can prepare pressure-sensitive adhesives meeting various performance requirements by copolymerization and crosslinking.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The waterproof band-aid is characterized by comprising a first breathable layer (1), a second breathable layer (2) and release paper (3);

the second breathable layer (2) is arranged on the first breathable layer (1), the projection of the second breathable layer (2) to the first breathable layer (1) falls into the first breathable layer (1), and the release paper (3) is arranged on one side, facing the second breathable layer (2), of the first breathable layer (1);

the first breathable layer (1) is made of a hydrophobic material, and the first breathable layer (1) is provided with a first air hole (11);

the second breathable layer (2) is made of a water-absorbing breathable material, and the second breathable layer (2) is provided with second air holes (21).

2. The waterproof adhesive bandage according to claim 1, characterized in that it further comprises a sponge layer (4) arranged on the side of the second breathable layer (2) facing away from the first breathable layer (1).

3. The waterproof adhesive bandage of claim 2, characterized in that said sponge layer (4) is filled with traditional Chinese medicine.

4. The waterproof adhesive bandage of claim 1, characterized in that said first breathable layer (1) is made of polyvinyl chloride film.

5. The waterproof adhesive bandage of claim 1, characterized in that said first breathable layer (1) is made of a transparent polyvinyl chloride film.

6. The waterproof adhesive bandage of claim 1, characterized in that said second breathable layer (2) is made of superabsorbent resin composite paper.

7. The waterproof band-aid according to claim 1, characterized in that the first breathable layer (1) is diamond-shaped, the second breathable layer (2) is arranged in the middle of the first breathable layer (1), and the release paper (3) is arranged on two acute angles of the first breathable layer (1).

8. The waterproof band-aid according to claim 2, characterized in that the first breathable layer (1), the second breathable layer (2), the sponge layer (4) and the release paper (3) are bonded together by a pressure-sensitive adhesive, and the side of the release paper (3) which is bonded to the first breathable layer (1) is coated with silicone oil.

9. The waterproof adhesive bandage of claim 8 wherein said pressure sensitive adhesive is made of acrylic.