CN219397889U - Wound plaster - Google Patents
Wound plaster Download PDFInfo
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- CN219397889U CN219397889U CN202221725954.5U CN202221725954U CN219397889U CN 219397889 U CN219397889 U CN 219397889U CN 202221725954 U CN202221725954 U CN 202221725954U CN 219397889 U CN219397889 U CN 219397889U
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- layer
- adhesive layer
- liquid absorbing
- wound
- adhesive
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The application relates to a wound patch comprising: the anti-bacterial paper comprises an adhesive layer, a liquid absorbing layer, an anti-bacterial layer, an isolation layer, release paper and a display strip; a liquid absorbing layer is arranged in the middle of the upper surface of the adhesive layer, and a display strip is arranged between the adhesive layer and the liquid absorbing layer; an antibacterial layer is arranged on the upper surface of the liquid absorbing layer; an isolation layer is arranged on the upper surface of the antibacterial layer; the release paper covers the upper surface of the isolation layer and is in adhesive connection with the adhesive layer; the adhesive layer, the liquid absorbing layer, the antibacterial layer and the isolating layer are all provided with ventilation holes. The wound plaster can better prevent wound infection, promote wound healing and avoid unnecessary waste caused by too frequent replacement.
Description
Technical Field
The application relates to the technical field of medical supplies, in particular to a wound patch.
Background
The wound plaster is one of the most commonly used medical supplies in daily life, has the functions of protecting wounds and the like, and can avoid secondary injury caused by naked wounds. The existing wound plaster has poor air permeability, unsatisfactory antibacterial and anti-inflammatory effects and the like, and if the wound plaster is not replaced in time, the wound plaster can cause wound infection, thereby influencing wound healing. Currently, it is generally determined by medical staff based on their own experience whether the wound patch needs to be replaced, and for users without related experience, it is determined whether the wound patch needs to be replaced either periodically or by partially disassembling and observing the wound patch. However, the existing judging methods may cause untimely replacement or too frequent replacement of the wound patch, so that there is a problem that the wound is infected due to untimely replacement or unnecessary waste is caused due to too frequent replacement.
Disclosure of Invention
Accordingly, it is necessary to provide a wound patch which can prevent wound infection, promote wound healing, and avoid unnecessary waste due to frequent replacement.
A wound patch comprising: the anti-bacterial paper comprises an adhesive layer, a liquid absorbing layer, an anti-bacterial layer, an isolation layer, release paper and a display strip;
a liquid absorbing layer is arranged in the middle of the upper surface of the adhesive layer, and a display strip is arranged between the adhesive layer and the liquid absorbing layer; an antibacterial layer is arranged on the upper surface of the liquid absorbing layer; an isolation layer is arranged on the upper surface of the antibacterial layer; the release paper covers the upper surface of the isolation layer and is in adhesive connection with the adhesive layer;
the adhesive layer, the liquid absorbing layer, the antibacterial layer and the isolating layer are all provided with ventilation holes.
In one embodiment, the antimicrobial layer comprises nano-silver particles.
In one embodiment, grooves which are mutually flat are arranged in the antibacterial layer, and the antibacterial layer at the positions of the grooves contains nano silver particles.
In one embodiment, the adhesive layer is provided with a plurality of tearing slits equal to the width of the adhesive layer along the length direction, and/or the adhesive layer is provided with a plurality of tearing slits equal to the length of the adhesive layer along the width direction.
In one embodiment, a waterproof layer is arranged between the adhesive layer and the liquid absorption layer, the waterproof layer is provided with ventilation holes, a display strip is embedded in the waterproof layer, the upper surface of the display strip is connected with the liquid absorption layer, and the lower surface of the display strip is connected with the adhesive layer.
In one embodiment, a hemostatic layer is disposed between the wicking layer and the antimicrobial layer, and the hemostatic layer is provided with ventilation holes.
In one embodiment, the wicking layer is joined to the antimicrobial layer by needle punching or hydroentangling.
In one embodiment, the liquid absorbing layer is made of PVA sponge material, foam dressing material or cotton material.
In one embodiment, the adhesive layer is made of adhesive non-woven fabric.
In one embodiment, the isolation layer is a PE film.
Above-mentioned wound subsides absorb wound seepage liquid through the liquid absorbing layer, carry out antibiotic antiphlogistic to the wound through antibiotic layer, prevent antibiotic layer and wound adhesion through the isolation layer, moreover, all be provided with the bleeder vent on paste layer, imbibition layer, antibiotic layer and the isolation layer to guarantee the ventilation effect of wound subsides, from this, can effectively prevent wound infection, promote wound healing. Further, be provided with the display strip between pasting layer and imbibition layer, the colour of display strip changes along with the increase of the liquid permeability that absorbs in the imbibition layer to remind user or medical personnel in time to change the wound subsides through the colour change of display strip, can be better prevent wound infection, promote wound healing, can avoid again causing unnecessary extravagant because of changing too frequently.
Drawings
FIG. 1 is a schematic side view of a wound patch in one embodiment;
fig. 2 is a schematic top view of a wound patch in one embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
As shown in fig. 1 and 2, in one embodiment, a wound patch is provided comprising: the anti-bacterial adhesive comprises an adhesive layer 1, a liquid absorption layer 2, an anti-bacterial layer 3, an isolation layer 4, release paper 5 and a display strip 6; a liquid absorption layer 2 is arranged in the middle of the upper surface of the adhesive layer 1, and a display strip 6 is arranged between the adhesive layer 1 and the liquid absorption layer 2; an antibacterial layer 3 is arranged on the upper surface of the liquid absorbing layer 2; the upper surface of the antibacterial layer 3 is provided with an isolation layer 4; the release paper 5 covers the upper surface of the isolation layer 4 and is in adhesive connection with the adhesive layer 1; the adhesive layer 1, the liquid absorption layer 2, the antibacterial layer 3 and the isolation layer 4 are all provided with ventilation holes 7.
The upper surface of the adhesive layer 1 is provided with an adhesive, whereby the upper surface of the adhesive layer 1 is referred to as an adhesive-carrying surface. One or more display strips 6 are arranged between the adhesive layer 1 and the liquid absorption layer 2, the upper surface of the display strip 6 is connected with the liquid absorption layer 2, the liquid absorption layer 2 absorbs wound seepage, and along with the increase of the seepage amount absorbed by the liquid absorption layer 2, the color of the display strip 6 can be changed so as to prompt a user or medical staff to replace the wound plaster in time. The liquid absorbing layer 2 is pasted in the middle of the upper surface of the pasting layer 1, the antibacterial layer 3 is pasted on the upper surface of the liquid absorbing layer 2, the isolation layer 4 is pasted on the upper surface of the antibacterial layer 3, and the sizes of the surfaces (upper surface and lower surface) of the liquid absorbing layer 2, the antibacterial layer 3 and the isolation layer 4 are consistent.
In one embodiment, the surface shape of the liquid absorbent layer 2 is not particularly limited, such as rectangular, circular, or diamond. The liquid absorbing layer 2 is fixed in the middle area of the upper surface of the adhesive layer 1, and the surface size of the liquid absorbing layer 2 is smaller than that of the adhesive layer 1. The upper surface of the adhesive layer 1 is provided with a region for adhering and connecting with the release paper 5 around the liquid absorbing layer 2, or at least with regions for adhering and connecting with the release paper 5 on the left and right sides (or front and rear sides) symmetrical with respect to the liquid absorbing layer 2. Taking the surface shape of the liquid absorbing layer 2 as a rectangle as an example, the liquid absorbing layer 2 is arranged in the middle area of the adhesive layer 1, the length of the liquid absorbing layer 2 is smaller than the length of the adhesive layer 1, and the width of the liquid absorbing layer 2 is smaller than the width of the adhesive layer 1, or the length of the liquid absorbing layer 2 is equal to the length of the adhesive layer 1, and the width of the liquid absorbing layer 2 is smaller than the width of the adhesive layer 1, or the length of the liquid absorbing layer 2 is smaller than the length of the adhesive layer 1, and the width of the liquid absorbing layer 2 is equal to the width of the adhesive layer 1.
In one embodiment, as the amount of liquid seepage in the liquid absorbent layer 2 increases, the display strip 6 may gradually change from color to colorless (gradually disappearing color), from colorless to color (gradually appearing color), and from one color to another color, which is not particularly limited herein, and accordingly, the material of the display strip 6 and/or the composition of the display strip 6 are not particularly limited, so long as the corresponding function is not affected by the wound plaster, and the wound patch is harmless to the user and the wound of the user.
In one embodiment, the release paper 5 is in an integral structure, the surface shape and size of the release paper 5 are consistent with those of the adhesive layer 1, the periphery of the release paper 5 is adhered to the adhesive layer 1, and the middle of the release paper is covered on the upper surface of the isolation layer 4. Alternatively, the release paper 5 comprises two components which can be symmetrically fixed at the left and right ends (or front and rear ends) of the adhesive layer 1 and cover the upper surface of the isolation layer 4. The release paper 5 can entirely cover the adhesive surface of the adhesive layer 1 and the upper surface of the separator 4.
In one embodiment, the vent 7 includes, but is not limited to, circular and square.
Above-mentioned wound subsides absorb wound seepage liquid through the liquid absorbing layer, carry out antibiotic antiphlogistic to the wound through antibiotic layer, prevent antibiotic layer and wound adhesion through the isolation layer, moreover, all be provided with the bleeder vent on paste layer, imbibition layer, antibiotic layer and the isolation layer to guarantee the ventilation effect of wound subsides, from this, can effectively prevent wound infection, promote wound healing. Further, be provided with the display strip between pasting layer and imbibition layer, the colour of display strip changes along with the increase of the liquid permeability that absorbs in the imbibition layer to remind user or medical personnel in time to change the wound subsides through the colour change of display strip, can be better prevent wound infection, promote wound healing, can avoid again causing unnecessary extravagant because of changing too frequently.
In one embodiment, the antimicrobial layer 3 comprises nano silver particles.
The antibacterial layer 3 is a nano silver dressing layer loaded with nano silver particles. The antimicrobial layer 3 includes, but is not limited to, a nano-treated needled cotton layer. Thus, the nano silver particles have the effects of resisting bacteria, diminishing inflammation, promoting wound healing, reducing scar formation and the like, so that the wound plaster loaded with the nano silver particles can effectively prevent wound infection, promote wound healing and reduce scar formation.
As shown in fig. 2, in one embodiment, grooves 8 are provided in the antibacterial layer 3, which grooves 8 are flat with each other, and the antibacterial layer 3 at the positions of the grooves 8 contains nano silver particles.
In the above embodiment, by providing the grooves on the antibacterial layer and loading the nano silver particles in the antibacterial layer at the positions of the grooves, the antibacterial and anti-inflammatory effects of the nano silver particles can be kept for a longer time, and the loading amount of the nano silver particles can be reduced under the condition that the same antibacterial and anti-inflammatory effects are achieved.
As shown in fig. 2, in one embodiment, the adhesive layer 1 is provided with a plurality of tearing slits 9 having the same length as the width of the adhesive layer in the longitudinal direction, and/or the adhesive layer 1 is provided with a plurality of tearing slits 9 having the same length as the adhesive layer in the width direction.
The adhesive layer 1 is provided with a plurality of tearing slits 9 distributed in an array along the length direction, the tearing slits 9 are parallel to the wide edge of the adhesive layer 1, the length of the tearing slits 9 is equal to the width of the adhesive layer 1, and/or the adhesive layer 1 is provided with a plurality of tearing slits 9 distributed in an array along the width direction, the tearing slits 9 are parallel to the long edge of the adhesive layer 1, and the length of the tearing slits 9 is equal to the length of the adhesive layer 1. Like this, when the adhesive layer overlength, can be according to actual demand tearing off unnecessary adhesive layer along a certain tearing seam that sets up at length direction, when the adhesive layer overwidth, can be according to actual demand tearing off unnecessary adhesive layer along a certain tearing seam that sets up at width direction to avoid influencing the gas permeability of wound subsides because of unnecessary adhesive layer extends to the adhesive layer region that is provided with the liquid absorbing layer, still can avoid influencing pleasing to the eye or practicality etc. because of unnecessary adhesive layer does not have suitable bonding position.
As shown in fig. 1, in one embodiment, a waterproof layer 10 is disposed between the adhesive layer 1 and the liquid absorbing layer 2, the waterproof layer 10 is provided with ventilation holes, the waterproof layer 10 is embedded with a display strip 6, the upper surface of the display strip 6 is connected with the liquid absorbing layer 2, and the lower surface of the display strip 6 is connected with the adhesive layer 1.
The waterproof layer 10 is made of a hydrophobic material. The waterproof layer 10 is provided with the logical groove of the unanimity with the size of display strip 6, and display strip 6 sets up in logical inslot, and the upper surface of display strip 6 is connected with liquid absorbing layer 2, and the lower surface of display strip 6 is connected with adhesive layer 1. Therefore, the service life and effect of the wound plaster can be improved by absorbing external liquid through the waterproof layer arranged between the liquid absorbing layer and the adhesive layer while the function of the display strip is not affected.
As shown in fig. 1, in one embodiment, a hemostatic layer 11 is disposed between the liquid absorbent layer 2 and the antibacterial layer 3, and the hemostatic layer 11 is provided with ventilation holes.
The hemostatic layer 11 is a chitosan fiber layer, or a polyethylene film coated with a chitosan coating on the surface, or a non-woven fabric with hemostatic effect, which is not particularly limited. Thus, the wound is hemostatic by the hemostatic layer disposed between the liquid absorbent layer and the antibacterial layer.
In one embodiment, the liquid absorbent layer 2 is joined to the antimicrobial layer 3 by needle punching or hydroentangling.
In one embodiment, the liquid absorbent layer 2 is a PVA sponge material, a foam dressing material or a cotton material. When the liquid absorbing layer 2 is made of cotton, the liquid absorbing layer can be a needled cotton layer for absorbing seepage.
In one embodiment, the adhesive layer 1 is a rubberized non-woven fabric material. Thus, the wound plaster still has good pasting effect after meeting water.
In one embodiment, the barrier layer 4 is a PE film. Thus, the antibacterial layer and the wound can be effectively prevented from being adhered through the isolation layer, so that secondary injury of the wound is avoided.
It should be noted that fig. 1 and 2 illustrate only a portion of the structure of the wound patch provided in one or more embodiments of the present application, and are not intended to be limiting in particular. For example, the display strip 6, the vent holes 7 of each layer, the grooves 8 provided on the antibacterial layer 3, the tear seams 9 provided on the adhesive layer 1, and the like are not shown in fig. 1, and for example, since the surface dimensions of the separation layer 4, the antibacterial layer 3, the hemostatic layer 11, the liquid-absorbing layer 2, and the waterproof layer 10 are identical, fig. 2 only shows the relative positions of the antibacterial layer 3 and the adhesive layer 1, and the separation layer 4, the hemostatic layer 11, the liquid-absorbing layer 2, and the waterproof layer 10 overlap with the antibacterial layer 3 when viewed from the top, and thus are not shown one by one, and for example, the number, the dimensions, the pitch, the arrangement, and the like of the grooves 8, the display strip 6, the vent holes 7, the tear seams 9, and the like shown in fig. 2 are merely examples, and are not intended to be limiting.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples merely represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.
Claims (10)
1. A wound dressing, comprising: the anti-bacterial paper comprises an adhesive layer, a liquid absorbing layer, an anti-bacterial layer, an isolation layer, release paper and a display strip;
a liquid absorbing layer is arranged in the middle of the upper surface of the adhesive layer, and a display strip is arranged between the adhesive layer and the liquid absorbing layer; an antibacterial layer is arranged on the upper surface of the liquid absorbing layer; an isolation layer is arranged on the upper surface of the antibacterial layer; the release paper covers the upper surface of the isolation layer and is in adhesive connection with the adhesive layer;
the adhesive layer, the liquid absorbing layer, the antibacterial layer and the isolating layer are all provided with ventilation holes.
2. The wound patch of claim 1, wherein the antimicrobial layer comprises nano-silver particles.
3. The wound dressing of claim 2, wherein grooves are provided in the antimicrobial layer that are flat to each other, the antimicrobial layer at the location of the grooves comprising nano-silver particles.
4. The wound dressing of claim 1, wherein the adhesive layer is provided with a plurality of tear seams in the length direction that are equal to the width of the adhesive layer and/or wherein the adhesive layer is provided with a plurality of tear seams in the width direction that are equal to the length of the adhesive layer.
5. The wound plaster of claim 1, wherein a waterproof layer is arranged between the adhesive layer and the liquid absorbing layer, the waterproof layer is provided with ventilation holes, a display strip is embedded in the waterproof layer, the upper surface of the display strip is connected with the liquid absorbing layer, and the lower surface of the display strip is connected with the adhesive layer.
6. The wound patch of claim 1, wherein a hemostatic layer is disposed between the wicking layer and the antimicrobial layer, the hemostatic layer being provided with ventilation holes.
7. The wound dressing of claim 1, wherein the wicking layer and the antimicrobial layer are joined by needle punching or hydroentangling.
8. The wound dressing of any one of claims 1-7, wherein the liquid absorbent layer is PVA sponge material, foam dressing material, or cotton material.
9. The wound dressing of any one of claims 1-7, wherein the adhesive layer is a rubberized non-woven fabric.
10. The wound dressing of any one of claims 1-7, wherein the barrier layer is a PE film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221725954.5U CN219397889U (en) | 2022-07-05 | 2022-07-05 | Wound plaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221725954.5U CN219397889U (en) | 2022-07-05 | 2022-07-05 | Wound plaster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219397889U true CN219397889U (en) | 2023-07-25 |
Family
ID=87206770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221725954.5U Active CN219397889U (en) | 2022-07-05 | 2022-07-05 | Wound plaster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219397889U (en) |
-
2022
- 2022-07-05 CN CN202221725954.5U patent/CN219397889U/en active Active
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