CN219480604U - Waterproof breathable anti-infection vaccine needle eye protection hydrocolloid dressing - Google Patents
Waterproof breathable anti-infection vaccine needle eye protection hydrocolloid dressing Download PDFInfo
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- CN219480604U CN219480604U CN202320808605.8U CN202320808605U CN219480604U CN 219480604 U CN219480604 U CN 219480604U CN 202320808605 U CN202320808605 U CN 202320808605U CN 219480604 U CN219480604 U CN 219480604U
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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 utility model discloses a waterproof breathable anti-infection vaccine needle eye protection hydrocolloid dressing, which relates to the technical field of medical dressing, and has the technical key points that: the waterproof layer is provided with a polyurethane waterproof layer on one surface of the hydrocolloid base layer, a plurality of first ventilation micropores are formed in the polyurethane waterproof layer, and antibacterial gauze is arranged on one surface of the polyurethane waterproof layer, which is far away from the hydrocolloid base layer; the utility model has the functions of waterproof, ventilation and infection prevention, and reduces bacterial growth.
Description
Technical Field
The utility model relates to the technical field of medical dressing, in particular to a waterproof breathable anti-infection vaccine needle eye protection hydrocolloid dressing.
Background
Medical dressings are an important class of medical articles. The medical dressing is often applied to the wound of a patient in the treatment processes of operation, dressing change and the like, plays roles in stopping bleeding and protecting the wound, and enables the wound to heal quickly. Specifically, the medical dressing covers the wound surface of the injured skin, so that the medical dressing provides an advantageous microenvironment for wound healing before the skin is rebuilt or recovered, the wound surface is isolated from the outside on one hand, the wound surface is protected, the dressing has liquid absorbing capacity on the other hand, liquid exuded from the wound surface can be absorbed, and various problems caused by exuded liquid are prevented.
Existing vaccines, particularly the new crown vaccines, are typically injected intramuscularly, leaving behind the needle eye. After vaccine injection, a medical cotton ball is generally adopted to press at the needle eye for hemostasis, medical staff or an injector is required to press, the operation is troublesome, and if the pressing force is too small, the needle eye is easy to continuously bleed. A hemostatic dressing of application number CN201721797935.2 has been used to provide hemostatic procedures for needle eye wounds, but the dressing does not have the effect of accelerating wound repair.
Hydrocolloid dressing is a dressing made by mixing elastic polymeric hydrogel with synthetic rubber and adhesive. The hydrocolloid dressing has the characteristic of absorbing wound surface seepage, and can form a closed wet environment around the wound after absorbing seepage, so that the capillary proliferation and the formation of granulation tissues can be promoted, and the healing of the wound surface is accelerated; in addition, the hydrocolloid dressing also has the function of debridement. Currently, a wide variety of hydrocolloid dressings have been used for the management and care of wounds.
The hydrocolloid dressing of the prior application number CN201720930487.2 comprises a main body, more than two tentacle-shaped extension parts are uniformly distributed on the outer edge of the main body, the main body and the extension parts comprise an isolation layer and a hydrocolloid adhesive layer, a layer of PU film is compounded on the hydrocolloid adhesive layer, and the more than two extension parts are radially arranged, can be better adhered to joints and uneven wounds, and prevent warping and even falling; however, the technology does not have the functions of waterproof, ventilation and infection prevention, and is easy to cause bacterial growth, and the recovery of needle eye wounds and the physical health of an injected person are affected.
Therefore, how to provide a hydrocolloid dressing with waterproof, breathable and anti-infection functions and capable of reducing bacteria breeding is a technical problem to be solved by the person skilled in the art.
Disclosure of Invention
The utility model aims to provide a waterproof breathable anti-infection vaccine needle eye protection hydrocolloid dressing which has waterproof and breathable functions and anti-infection functions and reduces bacterial breeding.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a vaccine needle eye protection hydrocolloid dressing of waterproof ventilative anti-infection, includes the hydrocolloid basic unit, hydrocolloid basic unit one side is equipped with the polyurethane waterproof layer, it has a plurality of first ventilative micropores to open on the polyurethane waterproof layer, the one side that the hydrocolloid basic unit was kept away from to the polyurethane waterproof layer is equipped with antibacterial gauze.
By adopting the scheme, the hydrocolloid base layer has good biocompatibility, the hydrocolloid base layer is directly contacted with the wound surface, the hydrocolloid has higher hygroscopicity, can effectively absorb exudates for the wound, is particularly suitable for the wound with slight or moderate exudates, forms a layer of moist gel after moisture absorption, can provide an ideal moist environment for healing of the wound, thereby helping the wound to heal quickly, and has better viscosity and high wound surface sealing performance, so that the hydrocolloid has better isolation effect on bacteria; the polyurethane waterproof layer is arranged, so that the hydrocolloid dressing has the functions of water resistance and bacteria resistance, external water liquid can be reduced, bacteria enter a wound and bacteria breeding are reduced; the polyurethane waterproof layer is provided with a plurality of first ventilation micropores, so that water is difficult to enter due to the small micropores, the influence on the waterproof property is small, the ventilation property is increased, and the breeding of anaerobic bacteria is reduced; the antibacterial gauze is arranged on one surface of the polyurethane waterproof layer, which is far away from the hydrocolloid base layer, and is soaked with antibacterial liquid medicine, so that the gauze has good water absorbability and air permeability, thereby improving the waterproof capability and reducing the influence on the air permeability; the utility model has the functions of waterproof, ventilation and infection prevention, and reduces bacterial growth.
Preferably, one surface of the hydrocolloid base layer far away from the polyurethane waterproof layer is adhered with a first release layer.
Preferably, the periphery of the polyurethane waterproof layer is provided with a plurality of polyurethane extension strips, one surface of the polyurethane extension strips, which is far away from the antibacterial gauze, is provided with a hydrocolloid adhesive layer, and the other surface of the hydrocolloid adhesive layer is provided with a second release layer.
Preferably, the first release layer is connected with the second release layer.
Preferably, a silica gel film is arranged between the polyurethane waterproof layer and the hydrocolloid base layer, and a plurality of second ventilation micropores are formed in the silica gel film.
Preferably, the size of the silica gel film is larger than the size of the hydrocolloid base layer.
The utility model has the following beneficial effects:
the hydrocolloid base layer has good biocompatibility, the hydrocolloid base layer is directly contacted with a wound surface, the hydrocolloid has higher hygroscopicity, can effectively absorb exudates for the wound, is particularly suitable for the wound with mild or moderate exudates, forms a layer of wet gel after moisture absorption, can provide an ideal wet environment for healing of the wound, thereby helping the wound to heal quickly, and has better viscosity and high wound surface sealing performance, so that the hydrocolloid has better isolation effect on bacteria; the polyurethane waterproof layer is arranged, so that the hydrocolloid dressing has the functions of water resistance and bacteria resistance, external water liquid can be reduced, bacteria enter a wound and bacteria breeding are reduced; the polyurethane waterproof layer is provided with a plurality of first ventilation micropores, so that water is difficult to enter due to the small micropores, the influence on the waterproof property is small, the ventilation property is increased, and the breeding of anaerobic bacteria is reduced; the antibacterial gauze is arranged on one surface of the polyurethane waterproof layer, which is far away from the hydrocolloid base layer, and is soaked with antibacterial liquid medicine, so that the gauze has good water absorbability and air permeability, thereby improving the waterproof capability and reducing the influence on the air permeability; the utility model has the functions of waterproof, ventilation and infection prevention, and reduces bacterial growth.
Drawings
Fig. 1 is a cross-sectional view of an embodiment of the present utility model.
Fig. 2 is a top view of a polyurethane waterproof layer according to an embodiment of the present utility model.
FIG. 3 is a top view of a silicone membrane according to an embodiment of the utility model.
In the figure: 1. a hydrocolloid base layer; 2. a polyurethane waterproof layer; 3. a first gas permeable micro-pore; 4. antibacterial gauze; 5. a first release layer; 6. extending the strip; 7. a colloid adhesive layer; 8. a second release layer; 9. a silica gel film; 10. and second ventilation micropores.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
The vaccine needle eye protection hydrocolloid dressing for preventing water and air permeation and infection comprises a hydrocolloid base layer 1, wherein one surface of the hydrocolloid base layer 1 is provided with a Polyurethane (PU) waterproof layer, a plurality of first air permeation micropores 3 are formed in the polyurethane waterproof layer 2, and a bacteriostatic gauze 4 is arranged on one surface of the polyurethane waterproof layer 2 far away from the hydrocolloid base layer 1;
as shown in fig. 1-2, the hydrocolloid base layer 1 has good biocompatibility, the hydrocolloid base layer 1 is in direct contact with a wound surface, the hydrocolloid has higher hygroscopicity, can effectively absorb exudates for the wound, is particularly suitable for the wound with slight or moderate exudates, forms a layer of wet gel after moisture absorption, can provide an ideal wet environment for healing of the wound, thereby helping the wound to heal quickly, and meanwhile, the hydrocolloid has better viscosity and highly seals the wound surface, so that the hydrocolloid has better isolation effect on bacteria; the polyurethane waterproof layer 2 is arranged, so that the hydrocolloid dressing has the functions of water resistance and bacteria resistance, external water liquid can be reduced, bacteria enter a wound and bacteria breeding are reduced; the polyurethane waterproof layer 2 is provided with a plurality of first ventilation micropores 3, so that the micropores are small, water is difficult to enter, the influence on the waterproof performance is small, the ventilation property is increased, and the breeding of anaerobic bacteria is reduced; the antibacterial gauze 4 is arranged on one surface of the polyurethane waterproof layer 2 far away from the hydrocolloid base layer 1, antibacterial liquid medicine is soaked in the antibacterial gauze 4, and the gauze has good water absorbability and air permeability, so that the waterproof capability is improved, and meanwhile, the influence on the air permeability is reduced; the utility model has the functions of waterproof, ventilation and infection prevention, and reduces bacterial growth.
As shown in fig. 1, a first release layer 5 is adhered to a surface of the hydrocolloid base layer 1, which is far away from the polyurethane waterproof layer 2, so that the possibility of accidental adhesion of the hydrocolloid base layer 1 is reduced.
As shown in fig. 1-2, a plurality of polyurethane extension strips 6 are arranged on the periphery of the polyurethane waterproof layer 2, a hydrocolloid adhesive layer 7 is arranged on one surface of the polyurethane extension strips 6 away from the antibacterial gauze 4, and a second release layer 8 is arranged on the other surface of the hydrocolloid adhesive layer 7; the polyurethane extension strip 6 and the hydrocolloid adhesive layer 7 arranged at the bottom of the polyurethane extension strip can help the hydrocolloid dressing to be more reliably applied to the needle eye wound left by vaccine injection, so that effective protection of the needle eye is ensured; the polyurethane extension strip 6 can be in a fan shape, so that the attaching area is increased, and the attaching reliability is improved.
As shown in fig. 1-2, the first release layer 5 is connected with the second release layer 8, and the first release layer 5 is taken down while the second release layer 8 is torn off, so that the hydrocolloid base layer 1 and the hydrocolloid adhesive layer 7 are exposed at the same time, and the use is convenient.
As shown in fig. 1 and 3, a silica gel film 9 is arranged between the polyurethane waterproof layer 2 and the hydrocolloid base layer 1, and a plurality of second ventilation micropores 10 are formed in the silica gel film 9, so that the waterproof performance is further improved.
As shown in fig. 1, the size of the silicone membrane 9 is larger than the size of the hydrocolloid base layer 1; when the hydrocolloid dressing is applied, the edge of the silicone film 9 falls down due to the large size of the silicone film 9, so that the edge of the hydrocolloid base layer 1 can be sealed to a certain extent, and the waterproof capability is improved.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be attached, detached, or integrated, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The above is only a specific embodiment of the present utility model, but the technical features of the present utility model are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present utility model to solve the substantially same technical problems and achieve the substantially same technical effects are all covered in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a waterproof ventilative vaccine needle eye protection hydrocolloid dressing that prevents infection, includes hydrocolloid basic unit (1), hydrocolloid basic unit (1) one side is equipped with polyurethane waterproof layer (2), its characterized in that: the waterproof polyurethane layer (2) is provided with a plurality of first ventilation micropores (3), and one surface of the waterproof polyurethane layer (2) far away from the hydrocolloid base layer (1) is provided with antibacterial gauze (4).
2. A waterproof breathable anti-infective vaccine needle eye protective hydrocolloid dressing according to claim 1, characterized in that: one surface of the hydrocolloid base layer (1) far away from the polyurethane waterproof layer (2) is adhered with a first release layer (5).
3. A waterproof breathable anti-infective vaccine needle eye protective hydrocolloid dressing according to claim 2, characterized in that: the waterproof layer is characterized in that a plurality of polyurethane extension strips (6) are arranged on the periphery of the polyurethane waterproof layer (2), a hydrocolloid adhesive layer (7) is arranged on one surface, far away from the antibacterial gauze (4), of the polyurethane extension strips (6), and a second release layer (8) is arranged on the other surface of the hydrocolloid adhesive layer (7).
4. A waterproof breathable anti-infective vaccine needle eye protective hydrocolloid dressing according to claim 3, characterized in that: the first release layer (5) is connected with the second release layer (8).
5. A waterproof breathable anti-infective vaccine needle eye protective hydrocolloid dressing according to claim 1, characterized in that: a silica gel film (9) is arranged between the polyurethane waterproof layer (2) and the hydrocolloid base layer (1), and a plurality of second ventilation micropores (10) are formed in the silica gel film (9).
6. A waterproof breathable anti-infective vaccine needle eye protective hydrocolloid dressing of claim 5, characterized in that: the size of the silica gel film (9) is larger than that of the hydrocolloid base layer (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320808605.8U CN219480604U (en) | 2023-04-12 | 2023-04-12 | Waterproof breathable anti-infection vaccine needle eye protection hydrocolloid dressing |
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CN202320808605.8U CN219480604U (en) | 2023-04-12 | 2023-04-12 | Waterproof breathable anti-infection vaccine needle eye protection hydrocolloid dressing |
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CN219480604U true CN219480604U (en) | 2023-08-08 |
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CN202320808605.8U Active CN219480604U (en) | 2023-04-12 | 2023-04-12 | Waterproof breathable anti-infection vaccine needle eye protection hydrocolloid dressing |
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- 2023-04-12 CN CN202320808605.8U patent/CN219480604U/en active Active
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