CN209966767U - Self-adhesive chitosan skin healing patch - Google Patents
Self-adhesive chitosan skin healing patch Download PDFInfo
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- CN209966767U CN209966767U CN201920423529.2U CN201920423529U CN209966767U CN 209966767 U CN209966767 U CN 209966767U CN 201920423529 U CN201920423529 U CN 201920423529U CN 209966767 U CN209966767 U CN 209966767U
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Abstract
The utility model discloses a self-adhesion chitosan skin healing subsides, including ventilative adhesive tape, the fixed non-woven hydroscopicity fiber surface fabric that bonds in upper portion of ventilative adhesive tape, the fixed non-woven chitosan dressing piece that bonds in upper portion of non-woven hydroscopicity fiber surface fabric, the upper portion of non-woven chitosan dressing piece covers there is the barrier paper, the both sides of barrier paper are provided with bar structure's bevel portion, be provided with the indentation on the barrier paper, be provided with the breach on the one end turning of barrier paper, the one end of ventilative adhesive tape is provided with the bulge with the integrative structure of ventilative adhesive tape. The skin healing patch has the characteristics of strong plasticity, good air permeability and moisture permeability, water resistance, bacteria resistance, high elasticity, high liquid absorption, no sensitization, safety, comfort, nature and environmental protection. The skin healing patch has the effects of resisting bacteria, diminishing inflammation, promoting wound healing, stopping bleeding, absorbing moisture, relieving pain, preventing pigmentation, inhibiting scar hyperplasia and having good biocompatibility.
Description
Technical Field
The utility model relates to the technical field of treatment pastes, specifically a self-adhesion chitosan skin healing subsides.
Background
Traditional medical dressings can isolate the skin from the external environment and have a certain liquid absorbability. However, the traditional medical dressing is not well attached to the skin in the process of wound healing, and is easy to adhere to damaged tissues, so that the secondary damage to the skin is easily caused when the dressing is replaced. Therefore, there is a need to develop a functional medical dressing which has good moisture absorption and moisture retention, antibacterial and anti-inflammatory effects and can promote wound healing.
Chitosan is a biological macromolecule obtained by hydrolyzing Chitin (Chitin) and removing part or all acetyl groups in molecules, is the most important derivative of Chitin, is used for producing chitosan skin-healing patches, and is suitable for treating and nursing burn, incised wound, abrasion, bedsore, ulcer and the like of patients (diabetics). The chitosan is used for treating open wounds, has the functions of stopping bleeding, resisting bacteria and diminishing inflammation, promotes blood coagulation and wound healing, and is more and more widely applied in the medical field.
The medical dressing with good healing effect, degradability and good biocompatibility is changed into a product with strong practicability, convenience and effectiveness, and the purpose of preparing the product is achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a self-adhesive chitosan skin-healing patch which has the characteristics of strong plasticity, good air permeability and moisture permeability, water resistance, bacteria resistance, high elasticity, high liquid absorption, no sensitization, safety, comfort, nature and environmental protection; and has the functions of resisting bacteria and diminishing inflammation, promoting wound healing, stopping bleeding, absorbing moisture and preserving moisture, easing pain, preventing pigmentation, inhibiting scar hyperplasia and having good biocompatibility, so as to solve the problems in the background technology.
In order to achieve the above object, the utility model provides a following technical scheme:
the self-adhesive chitosan skin-healing patch comprises a breathable adhesive tape, wherein a non-woven water-absorbent fiber fabric is fixedly bonded on the upper portion of the breathable adhesive tape, a non-woven chitosan dressing block is fixedly bonded on the upper portion of the non-woven water-absorbent fiber fabric, isolation paper covers the upper portion of the non-woven chitosan dressing block, oblique corners of a strip-shaped structure are arranged on two sides of the isolation paper, an indentation is arranged on the isolation paper, a notch is formed in one corner of the isolation paper, and a protruding portion of an integral structure of the breathable adhesive tape is arranged at one end of the breathable adhesive tape.
Preferably, the bulge is folded and fixedly bonded on the surface of the breathable adhesive tape, and is arranged on the inner side of the notch on the isolation paper.
Preferably, the protruding portion is of a circular arc structure, and the notch is of a circular arc structure.
Preferably, the number of the indentations is two, and the two indentations are both of a rectangular structure.
Preferably, the nonwoven chitosan dressing block is a rectangular block in the shape of a flat strip.
Preferably, the width of the beveled portion is 1mm greater than the thickness of the nonwoven chitosan dressing block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the skin healing patch has the characteristics of strong plasticity, good air permeability and moisture permeability, water resistance, bacteria resistance, high elasticity, high liquid absorption, no sensitization, safety, comfort, nature and environmental protection.
2. The skin healing patch has the effects of resisting bacteria, diminishing inflammation, promoting wound healing, stopping bleeding, absorbing moisture, relieving pain, preventing pigmentation, inhibiting scar hyperplasia and having good biocompatibility.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a schematic external structural view of the present invention;
FIG. 3 is a schematic top view of the separator of the present invention;
fig. 4 is a schematic top view of the protruding portion of the air-permeable adhesive tape of the present invention;
fig. 5 is a schematic structural view of the protruded part of the present invention after being folded.
In the figure: 1. release paper; 2. a non-woven chitosan dressing block; 3. a non-woven water absorbent fibrous fabric; 4. a breathable adhesive tape; 5. a beveled portion; 6. indentation; 7. a notch; 8. a projection.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the self-adhesive chitosan skin-healing patch comprises a breathable adhesive tape 4, wherein a non-woven water-absorbent fiber fabric 3 is fixedly bonded on the upper portion of the breathable adhesive tape 4, a non-woven chitosan dressing block 2 is fixedly bonded on the upper portion of the non-woven water-absorbent fiber fabric 3, a piece of barrier paper 1 covers the upper portion of the non-woven chitosan dressing block 2, oblique angle portions 5 of strip-shaped structures are arranged on two sides of the barrier paper 1, an indentation 6 is arranged on the barrier paper 1, a notch 7 is arranged on one end corner of the barrier paper 1, and a protruding portion 8 of an integral structure with the breathable adhesive tape 4 is arranged at one end of the breathable adhesive tape 4.
Specifically, the protruding portion 8 is folded in half and fixedly bonded on the surface of the breathable adhesive tape 4, and the protruding portion 8 is arranged on the inner side of the notch 7 on the isolation paper 1. The protruding part 8 is of a circular arc structure, and the notch 7 is of a circular arc structure. The number of the indentations 6 is two, and the two indentations 6 are both of a rectangular structure. The non-woven chitosan dressing block 2 is a flat strip-shaped rectangular block. The width of the beveled portion 5 is 1mm greater than the thickness of the nonwoven chitosan dressing block 2.
Specifically, when the dressing is used, the package is opened along the opening mark on the bag mouth, the dressing is taken out and taken out, the protective film (the release paper 1 and the release paper 1 are made of PET films) on the surface of the self-adhesive chitosan gel is removed, the middle chitosan film part (the non-woven chitosan dressing block 2) of the dressing is pasted on the wound part, the whole dressing is lightly pressed, the breathable adhesive tapes on the four sides are smoothed, and the dressing is pasted on the wound. When the patch is used for treating large-area skin wounds, the wounds are cleaned firstly, then the patch with the corresponding specification is taken according to the sizes of the wounds, and the patch is covered on the wounds according to the method.
The skin healing patch is soft and comfortable: the appearance is soft, and the hydrophilicity is strong; water locking and bacterium resistance: soft water is formed on the surface of the wound, water is locked for a long time, and a good moist environment is provided for the wound; hemostasis and bacteriostasis, promotion of epidermal cell growth and acceleration of wound healing; low sensitization: convenient use, no irritation and no toxic or side effect; convenient use and no adhesion: the dressing has easy removability and high oxygen permeability, is not adhered when the dressing is replaced, and reduces the pain of patients; the production mode is environment-friendly and pollution-free.
The skin healing patch has the characteristics of strong plasticity, good air permeability and moisture permeability, water resistance, bacteria resistance, high elasticity, high liquid absorption, no sensitization, safety, comfort, nature and environmental protection. The skin healing patch has the effects of resisting bacteria, diminishing inflammation, promoting wound healing, stopping bleeding, absorbing moisture, relieving pain, preventing pigmentation, inhibiting scar hyperplasia and having good biocompatibility. The skin healing patch has the following advantages: the downward sliding is not more than 2.5 mm; peel strength: the average force is not less than 1.0N; the non-expansion absorption capacity is more than or equal to 40.0g/10g, the extensibility is less than or equal to 50N/cm, and the permanent deformation is less than or equal to 30 percent; pH value: 5.5-8.5, the color reaction is reddish brown; the product is sterile; heavy metal is not more than 10 mg/Kg; the bacteriostasis rate is as follows: the bacteriostasis rate to the escherichia coli is more than or equal to 99 percent; the bacteriostasis rate to candida albicans is more than or equal to 98 percent; the bacteriostatic rate to staphylococcus aureus is more than or equal to 97 percent.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A self-adhesive chitosan skin-healing patch comprises a breathable adhesive tape (4), and is characterized in that: the breathable fabric is characterized in that a non-woven water-absorbent fiber fabric (3) is fixedly bonded to the upper portion of the breathable adhesive fabric (4), a non-woven chitosan dressing block (2) is fixedly bonded to the upper portion of the non-woven water-absorbent fiber fabric (3), a piece of isolation paper (1) covers the upper portion of the non-woven chitosan dressing block (2), oblique angle portions (5) of a strip-shaped structure are arranged on two sides of the isolation paper (1), an indentation (6) is arranged on the isolation paper (1), a notch (7) is arranged on one end corner of the isolation paper (1), and a protruding portion (8) of the breathable adhesive fabric (4) and the protruding portion are of the integrated structure.
2. The self-adhesive chitosan skin patch according to claim 1, wherein: the bulge (8) is folded and fixedly bonded on the surface of the breathable adhesive tape (4), and the bulge (8) is arranged on the inner side of the notch (7) on the isolation paper (1).
3. The self-adhesive chitosan skin patch according to claim 1, wherein: the protruding portion (8) is of an arc-shaped structure, and the notch (7) is of an arc-shaped structure.
4. The self-adhesive chitosan skin patch according to claim 1, wherein: the number of the indentations (6) is two, and the two indentations (6) are both of a rectangular structure.
5. The self-adhesive chitosan skin patch according to claim 1, wherein: the non-woven chitosan dressing block (2) is a flat strip-shaped rectangular block.
6. The self-adhesive chitosan skin patch according to claim 1, wherein: the width of the bevel part (5) is 1mm larger than the thickness of the non-woven chitosan dressing block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920423529.2U CN209966767U (en) | 2019-04-01 | 2019-04-01 | Self-adhesive chitosan skin healing patch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920423529.2U CN209966767U (en) | 2019-04-01 | 2019-04-01 | Self-adhesive chitosan skin healing patch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209966767U true CN209966767U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920423529.2U Active CN209966767U (en) | 2019-04-01 | 2019-04-01 | Self-adhesive chitosan skin healing patch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209966767U (en) |
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2019
- 2019-04-01 CN CN201920423529.2U patent/CN209966767U/en active Active
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