CN223759980U - A waterproof and breathable hydrocolloid dressing - Google Patents

Abstract

The utility model discloses a waterproof breathable hydrocolloid patch which comprises a backing layer, a hydrocolloid layer, a contact layer, a plastic film and a waterproof patch, wherein the hydrocolloid layer is arranged at the bottom of the backing layer, the contact layer is arranged at the bottom of the hydrocolloid layer, the plastic film is adhered to the top end of the backing layer, a frame wire is printed on the plastic film, the waterproof patch is arranged at the top end of the plastic film, a hard paperboard is adhered to the front end of the waterproof patch, and medical adhesives are coated at the bottom ends of the waterproof patch, the plastic film and the backing layer. According to the utility model, the plastic film and the waterproof adhesive are arranged, so that the waterproof adhesive is convenient to use in a shower without affecting the use of the hydrocolloid adhesive, and meanwhile, through the arrangement of the micropores, air and water vapor can be allowed to pass through, liquid and microorganisms are prevented from entering, and the air permeability can be obviously improved while the waterproof performance is maintained.

Description

Waterproof breathable hydrocolloid application

Technical Field

The utility model relates to the technical field of waterproof breathable hydrocolloid application, in particular to a waterproof breathable hydrocolloid application.

Background

The main components of the waterproof breathable hydrocolloid application are sodium carboxymethylcellulose (CMC) synthetic elastomer, medical adhesive, synthetic plasticizer and a superficial Polyurethane (PU) semipermeable membrane. The structure is typically divided into three layers, a wound-contacting surface, a polymer matrix and a backing. The waterproof breathable hydrocolloid patch is widely applied to the clinical management of various superficial wound surfaces, such as abrasion, burn, incised wound, ulcer, pressure sore, phlebitis, infant care and the like. In addition, it can also be used for wound care, dermatitis prevention and treatment, pipeline fixation and other scenes. The waterproof breathable hydrocolloid is breathable when being applied, but the waterproof performance is not strong, water is easy to enter a wound through the hydrocolloid when a user takes a shower, so that the wound is aggravated, the waterproof breathable hydrocolloid is not easy to use because the waterproof breathable hydrocolloid is required to be applied when the user takes a shower, and certain defects exist.

Disclosure of utility model

The present utility model is directed to solving the problems of the prior art or related art.

The waterproof breathable hydrocolloid patch comprises a backing layer, a hydrocolloid layer, a contact layer, a plastic film and a waterproof patch, wherein the hydrocolloid layer is arranged at the bottom of the backing layer, the contact layer is arranged at the bottom of the hydrocolloid layer, the plastic film is adhered to the top end of the backing layer, a frame wire is printed on the plastic film, the waterproof patch is arranged at the top end of the plastic film, and a hard paperboard is adhered to the front end of the waterproof patch.

Preferably, the back lining layer is a semi-permeable PU back lining, an observation window is arranged in the middle position on the back lining layer, and a plurality of micropores are distributed on the back lining layer.

Preferably, the hydrocolloid layer is CMC hydrocolloid.

Preferably, the contact layer is a medical non-woven fabric.

Preferably, the bottoms of the waterproof adhesive, the plastic film and the backing layer are coated with medical adhesive, and a through hole is formed in the middle of the plastic film.

Preferably, the waterproof adhesive tape further comprises release paper, wherein the release paper is adhered to the bottom of the waterproof adhesive tape, and an extension part is arranged on the right side of the release paper.

By adopting the technical scheme, the waterproof adhesive has the beneficial effects that the waterproof adhesive is convenient to use in shower by arranging the plastic film and the waterproof adhesive under the condition that the use of the hydrocolloid adhesive is not affected, simultaneously, air and water vapor can be allowed to pass through by arranging the micropores, liquid and microorganisms are prevented from entering, the air permeability can be obviously improved while the waterproof performance is kept, when in use, a user can fix the edge of the backing layer through the plastic film, the edge of the backing layer is prevented from being affected by edge tilting, and when in shower, the user can tear off release paper, align the waterproof adhesive with the frame wire of the plastic film after tearing, bond the waterproof adhesive on the plastic film through a medical adhesive after alignment, so that the through hole of the plastic film can be sealed, the effect of complete waterproof is achieved, so that a hard paper board can be pinched after shower, and then ventilation can be recovered by tearing the waterproof adhesive through the hard paper board, so that the waterproof adhesive is convenient to use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic illustration of the backing layer and plastic film of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the backing layer of FIG. 1 according to the present utility model;

fig. 4 is a schematic structural view of the waterproof tape and release paper of fig. 1 according to the present utility model;

Fig. 5 is a schematic structural view of the waterproof patch of fig. 1 according to the present utility model.

Reference numerals:

100. Backing layer, 101, observation window, 102, micropore;

200. a hydrocolloid layer;

300. A contact layer;

400. 401, frame wires, 402, through holes;

500. Waterproof plaster, 501, cardboard, 502, medical adhesive;

600. Release paper 601 and an extension part.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

Some embodiments of the present utility model are described below with reference to the accompanying drawings to provide a waterproof breathable hydrocolloid application.

Embodiment one:

Referring to fig. 1-4, a first embodiment of the present utility model provides a waterproof breathable hydrocolloid application comprising a backing layer 100, a hydrocolloid layer 200, a contact layer 300, a plastic film 400 and a waterproof patch 500.

Specifically, the backing layer 100 is a semi-permeable PU backing, the middle position on the backing layer 100 is provided with the observation window 101, the backing layer 100 is provided with a plurality of micropores 102, when in use, the backing layer 100 can effectively prevent external moisture, bacteria and viruses from entering the wound, so that infection is avoided, meanwhile, the wound is breathable, water vapor is allowed to escape from the inside of the wound, the wound is prevented from being excessively moist, the air permeability of the backing layer 100 can be improved through the micropores 102, and the observation window 101 can observe the use condition so as to be replaced.

Specifically, the hydrocolloid layer 200 is disposed at the bottom of the backing layer 100, the hydrocolloid layer 200 is CMC hydrocolloid, and when in use, the hydrocolloid layer 200 can absorb exudates of a wound to form a layer of wet gel, and a wet healing environment is provided for the wound, and the wet environment is conducive to growth and repair of cells and accelerates wound healing.

Specifically, the contact layer 300 is disposed at the bottom of the hydrocolloid layer 200, and the contact layer 300 is a medical nonwoven fabric, so that the softness and skin-friendly performance of the contact layer 300 can reduce the irritation and friction to the wound during use, and at the same time, it can help keep the wound clean and moist, and provide necessary support for wound healing.

Specifically, the plastic film 400 is adhered to the top end of the backing layer 100, and the wire 401 is printed on the plastic film 400, so that the plastic film 400 fixes the edge of the backing layer 100 when in use, and the edge warping of the backing layer 100 is avoided.

It should be noted that, the bottom ends of the waterproof patch 500, the plastic film 400 and the backing layer 100 are all coated with the medical adhesive 502, the through hole 402 is formed in the middle of the plastic film 400, and when in use, the medical adhesive 502 is used for bonding, so that the waterproof patch 500, the plastic film 400 and the backing layer 100 are conveniently fixed, and the through hole 402 prevents the plastic film 400 from interfering with ventilation of the backing layer 100.

Specifically, the waterproof adhesive 500 is arranged at the top end of the plastic film 400, the front end of the waterproof adhesive 500 is adhered with the cardboard 501, when in use, the waterproof adhesive 500 is aligned with the frame wire 401 of the plastic film 400, and after alignment, the waterproof adhesive 500 is adhered on the plastic film 400 through the medical adhesive 502, so that the through hole 402 of the plastic film 400 can be sealed, and the effect of complete waterproof is achieved, so that the shower can be conveniently performed.

Embodiment two:

Referring to fig. 3, a second embodiment of the present utility model is different from the first embodiment in that the present utility model further comprises a release paper 600, the release paper 600 is adhered to the bottom of the waterproof sticker 500, an extension 601 is provided on the right side of the release paper 600, and in use, the extension 601 is pinched, and the release paper 600 is torn after pinching, so that the waterproof sticker 500 is used to seal the through hole 402 of the plastic film 400.

When the waterproof adhesive tape is used, a user can fix the edge of the back lining layer 100 through the plastic film 400, so that the influence on the use caused by the edge tilting of the back lining layer 100 is avoided, and when in shower, the user can tear off the release paper 600, align the waterproof adhesive tape 500 with the frame wire 401 of the plastic film 400 after tearing, adhere the waterproof adhesive tape 500 on the plastic film 400 through the medical adhesive 502 after aligning, namely, the through hole 402 of the plastic film 400 can be sealed, the effect of complete waterproof is achieved, so that the hard paper board 501 can be pinched after shower, and then the waterproof adhesive tape 500 can be torn through the hard paper board 501 to restore ventilation for use, meanwhile, through the arrangement of the micropores 102, the ventilation of air and water vapor can be allowed, the entry of liquid and microorganisms can be prevented, and the ventilation property of the back lining layer 100 can be remarkably improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims (6)

1. A waterproof breathable hydrocolloid patch, characterized by comprising the following steps:

a backing layer (100);

A hydrocolloid layer (200) arranged at the bottom of the backing layer (100);

a contact layer (300) arranged at the bottom of the hydrocolloid layer (200);

A plastic film (400) adhered to the top end of the backing layer (100), wherein a wire (401) is printed on the plastic film (400);

The waterproof patch (500) is arranged at the top end of the plastic film (400), and a hard paperboard (501) is bonded at the front end of the waterproof patch (500).

2. The waterproof breathable hydrocolloid application according to claim 1, characterized in that the backing layer (100) is a semi-permeable PU backing, a viewing window (101) is arranged in the middle of the backing layer (100), and a plurality of micropores (102) are distributed on the backing layer (100).

3. A waterproof breathable hydrocolloid application according to claim 1, characterized in that said hydrocolloid layer (200) is CMC hydrocolloid.

4. A waterproof breathable hydrocolloid dressing according to claim 1, characterized in that said contact layer (300) is a medical nonwoven.

5. The waterproof breathable hydrocolloid dressing according to claim 1, wherein the waterproof plaster (500), the plastic film (400) and the bottom end of the backing layer (100) are coated with a medical adhesive (502), and a through hole (402) is formed in the middle of the plastic film (400).

6. The waterproof breathable hydrocolloid application according to claim 1, characterized in that it further comprises a release paper (600), said release paper (600) being glued to the bottom of said waterproof patch (500), the right side of said release paper (600) being provided with an extension (601).