CN215273862U - Silica gel healing patch - Google Patents

Abstract

The application relates to a silica gel healing subsides relates to silica gel dressing product field, and it includes non-woven fabrics basic unit and is located the silica gel composite bed on non-woven fabrics basic unit surface, non-woven fabrics basic unit surface is provided with the bond line, the bond line is located the border department of silica gel composite bed, the bond line accounts for non-woven fabrics basic unit holistic area and is not less than 20%. The application has the effect that the healing patch can be fixed on the surface of the skin of a patient for a long time.

Description

Silica gel healing patch

Technical Field

The application relates to the field of silicone gel dressing products, in particular to a silicone gel healing patch.

Background

Healing patches, or medical dressings, are an important class of medical products. The healing patch is usually applied to the wound of a patient in the treatment process of operation, dressing change and the like to play roles in stopping bleeding and protecting the wound, so that the wound is quickly healed. Generally, the healing patch covers the wound surface of the wounded skin, before the skin is restored and rebuilt, the healing patch can provide a favorable microenvironment for healing of the wound surface, on one hand, the wound surface can be isolated from the outside, and on the other hand, components in the healing patch, which are contacted with the skin, generally have certain liquid absorption capacity, can absorb liquid exuded from the wound surface, and reduce various problems caused by exudation of the liquid from the wound surface.

In the related art, a dressing made of a silica gel material has been developed, and a healing patch made of the dressing has certain drug slow release property, can effectively absorb wound exudate, keeps the slightly humid environment of the wound and effectively improves the safety of the drug acting on the wound. The healing patch adopting the silicone gel material is generally made of a non-woven fabric material as a base material, one surface of the base material is provided with a silicone gel dressing, when in use, the healing patch is generally placed at the wound of a patient in a fitting manner, and then a medical adhesive tape is used for fixing the healing patch on the skin.

In view of the above-mentioned related technologies, the inventor thinks that in the actual use process, the mode of fixing the healing patch by using the medical adhesive tape is convenient and fast, but in the actual use process, because the contact area between the medical adhesive tape and the skin of the patient is not enough or the self adhesive force of the medical adhesive tape is not enough, after long-term use, the medical adhesive tape is easily separated from the skin and loses the original adhesive property, so that the healing patch is difficult to be stably fixed on the skin surface of the patient.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the existing healing patch is difficult to realize long-time stable fixation on the surface of the skin of a patient, the application provides a silicone gel healing patch.

The application provides a silica gel healing pastes adopts following technical scheme:

the silicone gel healing patch comprises a non-woven fabric base layer and a silicone gel composite layer located on the surface of the non-woven fabric base layer, wherein an adhesive layer is arranged on the surface of the non-woven fabric base layer, the adhesive layer is located at the edge of the silicone gel composite layer, and the area of the adhesive layer, which accounts for the whole non-woven fabric base layer, is not less than 20%.

Through adopting above-mentioned technical scheme, the bond line sets up the border department at the silica gel composite bed, the user only needs to aim at the wound laminating with the silica gel composite bed and place, the bond line that is located silica gel composite bed border department can laminate mutually with skin and play the effect of fixed this kind of healing subsides, the bond line accounts for non-woven fabrics basic unit holistic area and is not less than 20%, can guarantee that there is sufficient adhesive force between this kind of healing subsides and the wounded's skin, and continuous bond line can provide more stable adhesive effect, make this kind of healing subsides also difficult emergence and the condition that the skin breaks away from in the long-term in-process of using.

Preferably, the non-woven fabric base layer is a continuous strip, the silicon gel composite layer is a continuous strip, the width of the silicon gel composite layer is smaller than the length of the non-woven fabric base layer, and the bonding layers are located on two sides of the silicon gel composite layer.

Through adopting above-mentioned technical scheme, the user can be according with the wound size of reality the wound size directly obtains the healing subsides that accord with the wound size through the mode of once tailorring, save material more.

Preferably, a plurality of discontinuous preformed holes are distributed on the surface of the non-woven fabric base layer along the width direction, a plurality of first dividing lines are formed by the plurality of preformed holes, a plurality of second dividing lines are distributed on each first dividing line along the length direction of the non-woven fabric base layer, the position of the silicon gel composite layer corresponding to the first dividing lines is provided with a second dividing line, and the thickness of the silicon gel composite layer at the second dividing lines is smaller than that of the rest part of the silicon gel composite layer.

Through adopting above-mentioned technical scheme, under the circumstances that does not have the cutting tool, the user can directly pass through the mode of hand tearing and divide into the fritter with this kind of healing subsides along first secant, has improved the convenience of use of this kind of healing subsides under emergency. The second dividing line on the surface of the silica gel composite layer can make the healing patch more convenient to separate.

Preferably, a plurality of silicone gel composite layers are distributed on the single non-woven fabric substrate in an array mode, and the shape of each silicone gel composite layer can be circular or polygonal.

By adopting the technical scheme, the healing patches with different shapes can be adopted to cover the wound according to different shapes of the wound, so that the practicability of the healing patch is improved, and the effective area occupation ratio of healing is improved.

Preferably, the adhesive layer is distributed between adjacent silicone gel composite layers.

Through adopting above-mentioned technical scheme, the user can divide into the healing subsides of a plurality of fritters with a healing subsides through the mode of tailorring, is applicable to the healing of small-size wound more, and the healing subsides after tailorring all distribute all around the silica gel composite bed has the bond line, can improve the bonding effect between this kind of healing subsides and the skin greatly, is difficult for droing.

Preferably, a plurality of air holes are distributed on the surface of the non-woven fabric base layer.

Through adopting above-mentioned technical scheme, the setting of bleeder vent can improve the peripheral gas permeability of wound to reduce breeding of anaerobic type bacterium.

Preferably, the silicone gel composite layer comprises a silicone gel adhesion layer and a silicone gel membrane layer, and the silicone gel adhesion layer is located between the silicone gel membrane layer and the non-woven fabric base layer.

Through adopting above-mentioned technical scheme, contain the main component that does benefit to wound healing in the silica gel rete, and directly contact with the wound in order to reach best healing effect, the silica gel adhesion layer is used for realizing the zonulae occludens between silica gel rete and the non-woven fabrics basic unit, reduces and takes place the possibility that breaks away from between silica gel rete and the non-woven fabrics basic unit in the use.

Preferably, the silicone gel adhesion layer comprises a hydrophilic non-woven fabric layer, an intermediate base layer and a hydrophilic silicone gel composite layer, the hydrophilic non-woven fabric layer is positioned between the non-woven fabric base layer and the intermediate base layer, and the hydrophilic silicone gel composite layer is positioned between the intermediate base layer and the silicone gel membrane layer.

Through adopting above-mentioned technical scheme, all having better adhesive effect between parent's non-woven fabrics layer and non-woven fabrics basic unit, parent's non-woven fabrics layer and the middle basic unit, all having better adhesive effect between parent's silica gel composite bed and silica gel rete, parent's silica gel composite bed and the middle basic unit to make the silica gel adhesion layer can play the effect that realizes non-woven fabrics basic unit and silica gel rete zonulae occludens.

Preferably, a stripping paper layer is attached to one side, away from the non-woven fabric base layer, of the silicon gel composite layer, a water absorbing layer is attached to one side, away from the silicon gel composite layer, of the stripping paper layer, and the stripping paper layer is made of a hydrophobic material.

Through adopting above-mentioned technical scheme, the setting of peeling off the paper layer can be so that this kind of healing subsides are convenient for deposit, and the liquid composition that reduces in the storage process silica gel composite bed is because the condition of evaporation and a large amount of losses takes place, and peeling off the paper layer and being made by hydrophobic material, can reduce its adsorption to liquid composition in the silica gel composite bed, and the setting on layer that absorbs water can adsorb the vapor in the external air to reduce the contaminated possibility of effective component in the silica gel composite bed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the effect of improving the adhesiveness between the healing patch and the skin of a human body can be achieved through the arrangement of the bonding layer, so that the stability of the healing patch on the surface of the skin is improved;

2. through the arrangement of the first dividing line and the second dividing line, the effect that a user can conveniently divide the healing patch under the condition of no cutting tool can be achieved;

3. through the setting of silica gel adhesion layer, can play the effect that improves this kind of healing and paste self structural stability.

Drawings

FIG. 1 is a schematic diagram of the construction of the front and back sides of a silicone gel healing patch of example 1 of the present application.

FIG. 2 is a schematic cross-sectional view of a silicone gel healing patch of example 1 of the present application.

FIG. 3 is a schematic view of the back of a silicone gel healing patch of example 2 of the present application.

Reference number legend, 1, nonwoven fabric substrate; 11. a first dividing line; 2. a silicone gel composite layer; 21. a second dividing line; 22. a silicone gel adhesion layer; 221. a parent nonwoven layer; 222. an intermediate base layer; 223. a silicone-philic gel composite layer; 23. a silica gel film layer; 3. an adhesive layer; 4. stripping the paper layer; 41. a water-absorbing layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a silica gel healing patch.

Example 1

Referring to fig. 1-2, the silicone gel healing patch includes a non-woven fabric base layer 1 and a silicone gel composite layer 2 located on the surface of the non-woven fabric base layer 1, wherein an adhesive layer 3 is disposed on the surface of the non-woven fabric base layer 1, the adhesive layer 3 is located at the edge of the silicone gel composite layer 2, and the adhesive layer 3 occupies an area of not less than 20% of the non-woven fabric base layer 1 as a whole, and in this embodiment, the adhesive layer 3 occupies 20% of the non-woven fabric base layer 1 as a whole. In order to ensure that the silicon gel healing patch has better air permeability, the surface of the non-woven fabric base layer 1 is provided with a plurality of air holes, so that the breeding of anaerobic bacteria on the surface of a wound can be effectively reduced. The silicone gel composite layer 2 is provided with a stripping paper layer 4 in a joint manner on one side far away from the non-woven fabric base layer 1, the stripping paper layer 4 is provided with a water absorbing layer 41 in a joint manner on one side far away from the silicone gel composite layer 2, and the stripping paper layer 4 is made of a hydrophobic material.

Referring to fig. 1-2, the silicone gel composite layer 2 includes a silicone gel adhesion layer 22 and a silicone gel membrane layer 23, the silicone gel adhesion layer 22 is located between the silicone gel membrane layer 23 and the non-woven fabric base layer 1, the silicone gel adhesion layer 22 includes a hydrophilic non-woven fabric layer 221, a middle base layer 222 and the hydrophilic silicone gel composite layer 2, the hydrophilic non-woven fabric layer 221 is located between the non-woven fabric base layer 1 and the middle base layer 222, and the hydrophilic silicone gel composite layer 2 is located between the middle base layer 222 and the silicone gel membrane layer 23. The hydrophilic non-woven fabric layer 221 and the non-woven fabric base layer 1, and the hydrophilic non-woven fabric layer 221 and the middle base layer 222 have good bonding effects, the hydrophilic silica gel composite layer 2 and the silica gel membrane layer 23, and the hydrophilic silica gel composite layer 2 and the middle base layer 222 have good bonding effects, so that the silica gel adhesion layer 22 can play a role in realizing the tight connection between the non-woven fabric base layer 1 and the silica gel membrane layer 23, and the possibility of separation between the silica gel membrane layer 23 and the non-woven fabric base layer 1 in the using process is reduced.

Referring to fig. 1-2, in the present embodiment, the non-woven fabric substrate 1 is a continuous strip, the silicone gel composite layer 2 is a continuous strip and has a width smaller than the length of the non-woven fabric substrate 1, and the adhesive layers 3 are located on two sides of the silicone gel composite layer 2. The user can directly obtain the healing subsides that accord with the wound size through the mode of once tailorring according to actual wound size, and save material more. A plurality of discontinuous preformed holes are distributed on the surface of the non-woven fabric base layer 1 along the width direction, a plurality of preformed holes form first dividing lines 11, a plurality of first dividing lines 11 are distributed along the length direction of the non-woven fabric base layer 1, second dividing lines 21 are formed at positions, corresponding to the first dividing lines 11, of the silicon gel composite layer 2, and the thickness of the silicon gel composite layer 2 at the positions of the second dividing lines 21 is smaller than that of the rest parts of the silicon gel composite layer 2. Without cutting tools, the user can directly divide the healing patch into small pieces along the first dividing line 11 by hand tearing, so that the convenience of the healing patch in an emergency situation is improved. The second dividing line 21 on the surface of the silicone gel composite layer 2 can be arranged to facilitate the separation of the healing patch.

The implementation principle of the embodiment 1 is as follows: the bond line 3 sets up the border department at silica gel composite bed 2, the user only needs to place the laminating of silica gel composite bed 2 alignment wound, bond line 3 that is located 2 borders of silica gel composite bed can laminate mutually with skin and play the effect of fixed this kind of healing subsides, bond line 3 accounts for non-woven fabrics basic unit 1 holistic area is not less than 20%, can guarantee to have sufficient adhesive force between this kind of healing subsides and the wounded's skin, and continuous bond line 3 can provide more stable adhesive effect, make this kind of healing subsides also difficult emergence and the condition that the skin breaks away from in the in-process of long-term use.

The arrangement of the stripping paper layer 4 can facilitate the storage of the healing patch, the occurrence of the situation that liquid components in the silicone gel composite layer 2 are lost due to evaporation in a large amount in the storage process is reduced, the stripping paper layer 4 is made of hydrophobic materials, the adsorption effect of the stripping paper layer on the liquid components in the silicone gel composite layer 2 can be reduced, the arrangement of the water absorption layer 41 can adsorb water vapor in the outside air, and therefore the possibility that effective components in the silicone gel composite layer 2 are polluted is reduced.

Example 2

Referring to fig. 3, the present embodiment is different from embodiment 1 in that a plurality of silicone gel composite layers 2 are distributed in an array on a single nonwoven fabric substrate 1, the shape of the silicone gel composite layer 2 may be a circle or a polygon, in this embodiment, the shape of the silicone gel composite layer 2 is a square, and the adhesive layers 3 are distributed between adjacent silicone gel composite layers 2.

The implementation principle of the embodiment 2 is as follows: according to the different shapes of wound, can adopt the healing of different shapes to paste and cover the wound, the user can divide into the healing of a plurality of fritters with a healing through the mode of tailorring and paste, is applicable to the healing of small-size wound more, and the healing of tailorring pastes and all distributes all around silicon gel composite bed 2 and have bond line 3, can improve the adhesive effect between this kind of healing and the skin greatly, is difficult for droing. And the arrangement effectively improves the practicability of the healing patch and the effective area ratio of healing.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a silica gel healing subsides, includes non-woven fabrics basic unit (1) and is located the silica gel composite bed (2) of non-woven fabrics basic unit (1) surface which characterized in that: the surface of the non-woven fabric base layer (1) is provided with an adhesive layer (3), the adhesive layer (3) is located at the edge of the silicon gel composite layer (2), and the area of the adhesive layer (3) in the whole non-woven fabric base layer (1) is not less than 20%.

2. The silicone gel healing patch of claim 1, wherein: the non-woven fabric base layer (1) is continuous long strip-shaped, the silicon gel composite layer (2) is continuous long strip-shaped, the width of the silicon gel composite layer is smaller than the length of the non-woven fabric base layer (1), and the bonding layers (3) are located on two sides of the silicon gel composite layer (2).

3. The silicone gel healing patch of claim 2, wherein: non-woven fabrics basic unit (1) surface distributes along width direction has a plurality of discontinuous preformed holes, and is a plurality of the preformed hole forms first secant (11), each first secant (11) distributes along the length direction of non-woven fabrics basic unit (1) has a plurality of, the position department that silica gel composite bed (2) correspond first secant (11) is formed with second secant (21), the thickness that silica gel composite bed (2) were located to second secant (21) is less than the thickness of silica gel composite bed (2) surplus portion.

4. The silicone gel healing patch of claim 1, wherein: the silicon gel composite layers (2) on the single non-woven fabric base layer (1) are distributed in a plurality of arrays, and the shape of the silicon gel composite layers (2) can be circular or polygonal.

5. The silicone gel healing patch of claim 4, wherein: the bonding layers (3) are distributed between the adjacent silicon gel composite layers (2).

6. The silicone gel healing patch according to claim 2 or 4, wherein: the surface of the non-woven fabric base layer (1) is distributed with a plurality of air holes.

7. The silicone gel healing patch according to claim 2 or 4, wherein: the silicone gel composite layer (2) comprises a silicone gel adhesion layer (22) and a silicone gel film layer (23), and the silicone gel adhesion layer (22) is located between the silicone gel film layer (23) and the non-woven fabric base layer (1).

8. The silicone gel healing patch of claim 7, wherein: the silicone gel adhesion layer (22) comprises a hydrophilic non-woven fabric layer (221), a middle base layer (222) and a hydrophilic silicone gel composite layer (223), the hydrophilic non-woven fabric layer (221) is located between the non-woven fabric base layer (1) and the middle base layer (222), and the hydrophilic silicone gel composite layer (223) is located between the middle base layer (222) and the silicone gel membrane layer (23).

9. The silicone gel healing patch according to claim 2 or 4, wherein: the silicone gel composite layer (2) is attached to one side, away from the non-woven fabric base layer (1), of the silicone gel composite layer (2) and is provided with a stripping paper layer (4), one side, away from the silicone gel composite layer (2), of the stripping paper layer (4) is attached to the side of the stripping paper layer and is provided with a water absorption layer (41), and the stripping paper layer (4) is made of a hydrophobic material.

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