CN221286084U - Hydrogel foam dressing and operation nursing bag - Google Patents
Hydrogel foam dressing and operation nursing bag Download PDFInfo
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- CN221286084U CN221286084U CN202420166786.3U CN202420166786U CN221286084U CN 221286084 U CN221286084 U CN 221286084U CN 202420166786 U CN202420166786 U CN 202420166786U CN 221286084 U CN221286084 U CN 221286084U
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- layer
- release paper
- hydrogel
- adhesive layer
- adhesive
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- 239000000017 hydrogel Substances 0.000 title claims abstract description 78
- 239000006260 foam Substances 0.000 title claims abstract description 30
- 230000000474 nursing effect Effects 0.000 title claims abstract description 27
- 239000010410 layer Substances 0.000 claims abstract description 122
- 239000012790 adhesive layer Substances 0.000 claims abstract description 71
- 229920005830 Polyurethane Foam Polymers 0.000 claims abstract description 29
- 239000011496 polyurethane foam Substances 0.000 claims abstract description 29
- 238000004806 packaging method and process Methods 0.000 claims abstract description 27
- 239000000853 adhesive Substances 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 9
- 239000007788 liquid Substances 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 230000037081 physical activity Effects 0.000 abstract description 3
- 210000003462 vein Anatomy 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 2
- 206010052428 Wound Diseases 0.000 description 14
- 208000027418 Wounds and injury Diseases 0.000 description 14
- 229920000742 Cotton Polymers 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 206010048038 Wound infection Diseases 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000029663 wound healing Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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- Materials For Medical Uses (AREA)
Abstract
The utility model discloses a hydrogel foam dressing and an operation nursing bag, wherein the hydrogel foam dressing comprises a waterproof self-adhesive layer (1), a hydrogel layer (2), a release paper layer (3) and a polyurethane foam layer (4); the release paper layer (3), the hydrogel layer (2), the polyurethane foam layer (4) and the waterproof self-adhesive layer (1) are sequentially adhered. The surgical nursing bag comprises a disposable packaging bag and a nursing accessory, wherein the nursing accessory is sealed and packaged in the disposable packaging bag; the care kit comprises the hydrogel foam dressing disclosed herein. The hydrogel foam dressing provided by the utility model can effectively avoid the extrusion of a hydrogel layer caused by physical activity, avoid the displacement of the dressing and avoid the exudation of liquid from the periphery of the dressing; the surgical nursing bag provided by the utility model can be used for fixing a central venous catheter through peripheral veins and later maintenance and dressing change nursing of a medical institution nursing department.
Description
Technical Field
The utility model relates to the technical field of medical dressing, in particular to a hydrogel foam dressing and an operation nursing bag.
Background
Hydrogels (Hydrogel) are a class of extremely hydrophilic three-dimensional network structure gels that swell rapidly in water and can hold large volumes of water in the swollen state without dissolution. Because hydrogel is the biological functional material closest to living tissue, the hydrogel can be in direct contact with human tissue to prevent in-vitro microbial infection, effectively prevent body fluid from being lost, and simultaneously can transmit oxygen to promote wound healing, so that the hydrogel is widely applied to wound dressings in the medical field. However, the hydrogel is too soft in a swollen state, especially when the dressing is used at a joint part, since the joint part protrudes and moves, the hydrogel layer is easily squeezed, and the hydrogel layer is easily moved on the surface of a wound to cause displacement of the dressing, thereby easily causing secondary damage to the wound or fluid spillage.
Disclosure of utility model
The utility model aims to provide a hydrogel foam dressing and a surgical nursing bag.
The hydrogel foam dressing provided by the utility model comprises a waterproof self-adhesive layer (1), a hydrogel layer (2), a release paper layer (3) and a polyurethane foam layer (4); the release paper layer (3), the hydrogel layer (2), the polyurethane foam layer (4) and the waterproof self-adhesive layer (1) are sequentially adhered.
The periphery of the waterproof self-adhesive layer (1) is provided with a first fold (5); the periphery of the release paper layer (3) is provided with second folds (6). The waterproof self-adhesive layer (1) is provided with evenly distributed point-shaped protruding parts (7) on one surface close to the polyurethane foam layer (4). The release paper layer (3) comprises a first release paper part (301) and a second release paper part (302), the first release paper part (301) is arranged at the top of the second release paper part (302), and the first release paper part (301) and the second release paper part (302) are provided with a partial overlapping region (303). The hydrogel foam dressing provided by the utility model further comprises a stripping strip (8), wherein the stripping strip (8) is clamped between the second release paper part (302) and the hydrogel layer (2), and the end part of the stripping strip (8) extends to the outside of the edge of the second release paper part (302). The area of the waterproof self-adhesive layer (1) is larger than the areas of the hydrogel layer (2) and the polyurethane foam layer (4), and a first annular area is formed on the peripheries of the hydrogel layer (2) and the polyurethane foam layer (4); the area of the release paper layer (3) is larger than the areas of the hydrogel layer (2) and the polyurethane foam layer (4), and a second annular area is formed on the peripheries of the hydrogel layer (2) and the polyurethane foam layer (4); the first annular region is bonded to the second annular region. The first pleat (5) is arranged in the first annular area; the second pleat (6) is arranged in the second annular area. The hydrogel foam dressing provided by the utility model further comprises a first outer packaging layer (9), a second outer packaging layer (10), a first adhesive layer (11) and a second adhesive layer (12); the area of the first outer packaging layer (9) is larger than that of the release paper layer (3) and a third annular area is formed on the periphery of the release paper layer (3); the second outer packaging layer (10) has an area larger than that of the waterproof self-adhesive layer (1) and forms a fourth annular area on the periphery of the waterproof self-adhesive layer (1); the shape and the size of the first adhesive layer (11) are consistent with those of the third annular area; the shape and the size of the second adhesive layer (12) are consistent with those of the fourth annular region; the first adhesive layer (11) covers the third annular area; the second adhesive layer (12) covers the fourth annular area; the third annular region and the fourth annular region are bonded through the first adhesive layer (11) and the second adhesive layer (12). The first adhesive layer (11) is further provided with a release paper bonding part (13), the release paper bonding part (13) is arranged at the top of the first release paper and bonded with the first release paper part (301), and the release paper bonding part (13) and the first adhesive layer (11) are of an integral structure. The edges of the first outer packaging layer (9) and the second outer packaging layer (10) are also respectively provided with a first stripping part (901) and a second stripping part (902).
The surgical nursing bag comprises a disposable packaging bag and nursing accessories, wherein the nursing accessories are hermetically packaged in the disposable packaging bag; the nursing accessory comprises the hydrogel foam dressing provided by the utility model.
The hydrogel foam dressing provided by the utility model can effectively avoid the extrusion of a hydrogel layer caused by physical activity, avoid the displacement of the dressing and avoid the exudation of liquid from the periphery of the dressing; the hydrogel foam dressing provided by the utility model has the advantages that the external package is convenient to peel, the operation of applying the wound is simple and convenient, and the wound infection and secondary damage caused by the pollution of the dressing during the application operation can be effectively prevented; the surgical nursing bag provided by the utility model can be used for fixing a central venous catheter through peripheral veins and later maintenance and dressing change nursing of a medical institution nursing department.
Drawings
FIG. 1 is a schematic view of a hydrogel foam dressing according to an embodiment of the utility model;
fig. 2 is a schematic diagram of the structure of the release paper layer.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. 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 be within the scope of the utility model.
Example 1
The embodiment as shown in fig. 1 provides a hydrogel foam dressing, which comprises a waterproof self-adhesive layer 1, a hydrogel layer 2, a release paper layer 3 and a polyurethane foam layer 4; the release paper layer 3, the hydrogel layer 2, the polyurethane foam layer 4 and the waterproof self-adhesive layer 1 are sequentially adhered. As will be appreciated by those skilled in the art, the release paper layer 3 is used to adhere to the waterproof self-adhesive layer 1 to form a closed space, so as to isolate the hydrogel layer 2 from the external air, thereby avoiding the dressing from being polluted, damped or reduced in viscosity by the external environment in an unused state; the hydrogel layer 2 is used for directly contacting with a wound, absorbing liquid exuded by the wound, pressing against the surface of the wound, so that a closed wet environment is formed on the surface of the wound, the wound infection is prevented, and the wound healing is promoted; the polyurethane foam layer 4 plays a supporting role on the hydrogel layer 2 on one hand, prevents the hydrogel from extruding and moving due to physical activity, can absorb liquid oozed out of the hydrogel on the other hand, prevents the liquid from oozing out to cause the waterproof self-adhesive layer 1 and the liquid entering before the skin to cause viscosity reduction, and simultaneously prevents the liquid from oozing out to pollute the surrounding environment of a wound or clothes.
Further, the waterproof self-adhesive layer 1 is provided with a first fold 5 at its periphery. It can be appreciated by those skilled in the art that when the dressing is used at the joint part, the joint movement is easy to squeeze the hydrogel layer 2, so that the sealed space in the waterproof self-adhesive layer 1 is squeezed, and the waterproof self-adhesive layer 1 is enabled to move on the skin surface, the folds are arranged on the periphery of the waterproof self-adhesive layer 1, and can be spread when the sealed space in the waterproof self-adhesive layer 1 is squeezed, so that the space in the waterproof self-adhesive layer 1 is increased, the waterproof self-adhesive layer 1 is not caused to move when the hydrogel layer 2 is squeezed, the dressing is ensured to be fixed on the skin surface, secondary damage to a wound caused by the movement of the waterproof self-adhesive layer 1 is avoided, and liquid exudation is avoided.
The periphery of the release paper layer 3 is provided with a second fold 6. As will be appreciated by those skilled in the art, the second fold 6 and the first fold 5 are formed by simultaneous fit and fold formation during the production of the hydrogel foam dressing provided in this embodiment.
The waterproof self-adhesive layer 1 is provided with evenly distributed point-shaped protruding parts 7 on one surface close to the polyurethane foam layer 4. As will be appreciated by those skilled in the art, the dot-like protrusions 7 increase the adhesion between the polyurethane foam layer 4 and the skin, thereby firmly applying the dressing to the skin surface.
As shown in fig. 2, the release paper layer 3 includes a first release paper portion 301 and a second release paper portion 302, the first release paper portion 301 is disposed on top of the second release paper portion 302, and the first release paper portion 301 and the second release paper portion 302 have a partial overlap region 303. It will be appreciated by those skilled in the art that, in use, an external force may be applied to the first release paper portion 301 in the partially overlapped region 303, so as to peel off the first release paper portion 301, expose the waterproof self-adhesive layer 1, adhere the portion of the waterproof self-adhesive layer 1 covered by the first release paper portion 301 to the skin, and peel off the second release paper portion 302, thereby preventing the waterproof self-adhesive layer 1 from receiving contamination during the dressing application operation and reducing the viscosity.
The hydrogel foam dressing provided in this embodiment further includes a stripping strip 8, where the stripping strip 8 is sandwiched between the second release paper portion 302 and the hydrogel layer 2, and an end of the stripping strip 8 extends to outside the edge of the second release paper portion 302. It will be appreciated by those skilled in the art that the second release paper portion 302 can be peeled from the hydrogel layer 2 by pulling the peeling strip 8.
The area of the waterproof self-adhesive layer 1 is larger than the areas of the hydrogel layer 2 and the polyurethane foam layer 4, and a first annular area is formed on the peripheries of the hydrogel layer 2 and the polyurethane foam layer 4; the area of the release paper layer 3 is larger than the areas of the hydrogel layer 2 and the polyurethane foam layer 4, and a second annular area is formed on the peripheries of the hydrogel layer 2 and the polyurethane foam layer 4; the first annular region is bonded to the second annular region. As will be appreciated by those skilled in the art, the first annular region is bonded to the second annular region, so that the waterproof self-adhesive layer 1 and the release paper layer 3 enclose a closed space, and protect the hydrogel layer 2 and the polyurethane foam layer 4.
The first pleat 5 is arranged in the first annular area; the second pleat 6 is arranged in the second annular area.
The hydrogel foam dressing provided by the embodiment further comprises a first outer packaging layer 9, a second outer packaging layer 10, a first adhesive layer 11 and a second adhesive layer 12; the area of the first outer packaging layer 9 is larger than that of the release paper layer 3, and a third annular area is formed on the periphery of the release paper layer 3; the second outer packaging layer 10 has an area larger than that of the waterproof self-adhesive layer 1 and forms a fourth annular region at the outer periphery of the waterproof self-adhesive layer 1; the shape and the size of the first adhesive layer 11 are consistent with those of the third annular region; the second adhesive layer 12 conforms to the shape and size of the fourth annular region; the first adhesive layer 11 covers the third annular area; the second adhesive layer 12 covers the fourth annular region; the third annular region and the fourth annular region are bonded by the first adhesive layer 11 and the second adhesive layer 12. It will be appreciated by those skilled in the art that the first adhesive layer 11 and the second adhesive layer 12 are both adhesive, so that the first outer packaging layer 9 and the second outer packaging layer 10 are adhered to each other to form an enclosed space, and the waterproof self-adhesive layer 1, the hydrogel layer 2, the release paper layer 3 and the polyurethane foam layer 4 are all arranged in the enclosed space, so that the waterproof self-adhesive layer 1, the hydrogel layer 2, the release paper layer 3 and the polyurethane foam layer 4 are protected from external environmental pollution or damage, and the waterproof self-adhesive layer 1, the hydrogel layer 2, the release paper layer 3 and the polyurethane foam layer 4 are prevented from being polluted or damaged by the external environment, so that wounds are infected in the use process.
The first adhesive layer 11 is further provided with a release paper adhesive portion 13, the release paper adhesive portion 13 is arranged at the top of the first release paper and is adhered to the first release paper portion 301, and the release paper adhesive portion 13 and the first adhesive layer 11 are of an integral structure. As will be appreciated by those skilled in the art, the first release paper layer 3 is adhered to the first outer packaging layer 9 by the release paper adhesive portion 13, so that the first release paper layer 3 and the hydrogel layer 2 can be peeled off at the same time as the first outer packaging layer 9 is detached, so as to facilitate the application of the hydrogel layer 2 to the wound surface.
The edges of the first outer package layer 9 and the second outer package layer 10 are further provided with a first peeling portion 901 and a second peeling portion 902, respectively. It will be appreciated by those skilled in the art that by separating the first and second peeling portions 901 and 902, it is possible to facilitate separation of the first and second outer wrapping layers 9 and 10 while peeling the first release paper portion 301 from the hydrogel layer 2.
Example two
The embodiment provides a surgical nursing bag, which comprises a disposable packaging bag and nursing accessories, wherein the nursing accessories are hermetically packaged in the disposable packaging bag; the care kit includes the hydrogel foam dressing of embodiment one.
Further, the accessory also comprises a treatment towel, disposable sterilized rubber surgical gloves, a transparent dressing, a medical non-woven fabric sheet, a pull-fit adhesive tape, a disposable medical cotton swab, a medical adhesive tape, a disposable sterilized hole towel, medical absorbent cotton, medical absorbent gauze, a transparent wound dressing, disposable polyethylene gloves, a catheter fixing patch and a disposable sterilizing brush.
It will be appreciated by those skilled in the art that the therapeutic towel, disposable sterile rubber surgical glove, transparent dressing, medical nonwoven sheet, stretch-fit adhesive, disposable medical cotton swab, medical adhesive tape, disposable sterile hole towel, medical absorbent cotton, medical absorbent gauze, transparent wound dressing, disposable Polyethylene (PVC) glove, catheter fixing patch and disposable sterilizing brush all employ products conventionally used in the prior art, and the structures thereof will not be described here. The operation nursing bag provided by the embodiment can be used for fixing the central venous catheter which is placed in the peripheral vein by a nursing department of a medical institution and later maintenance and dressing change nursing.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The hydrogel foam dressing is characterized by comprising a waterproof self-adhesive layer (1), a hydrogel layer (2), a release paper layer (3) and a polyurethane foam layer (4); the release paper layer (3), the hydrogel layer (2), the polyurethane foam layer (4) and the waterproof self-adhesive layer (1) are sequentially attached;
The periphery of the waterproof self-adhesive layer (1) is provided with a first fold (5); the periphery of the release paper layer (3) is provided with second folds (6).
2. Hydrogel foam dressing according to claim 1, characterized in that the side of the waterproof self-adhesive layer (1) adjacent to the polyurethane foam layer (4) is provided with evenly distributed punctiform protrusions (7).
3. The hydrogel foam dressing according to claim 2, wherein the release paper layer (3) comprises a first release paper portion (301) and a second release paper portion (302), the first release paper portion (301) being arranged on top of the second release paper portion (302), the first release paper portion (301) and the second release paper portion (302) having a partial overlap region (303).
4. A hydrogel foam dressing according to claim 3, further comprising a release strip (8), the release strip (8) being sandwiched between the second release paper portion (302) and the hydrogel layer (2), the ends of the release strip (8) extending beyond the edges of the second release paper portion (302).
5. The hydrogel foam dressing according to claim 4, wherein the area of the waterproof self-adhesive layer (1) is larger than the area of the hydrogel layer (2) and the polyurethane foam layer (4) and a first annular region is formed at the outer periphery of the hydrogel layer (2) and the polyurethane foam layer (4); the area of the release paper layer (3) is larger than the areas of the hydrogel layer (2) and the polyurethane foam layer (4), and a second annular area is formed on the peripheries of the hydrogel layer (2) and the polyurethane foam layer (4); the first annular region is bonded to the second annular region.
6. The hydrogel foam dressing according to claim 5, wherein the first fold (5) is arranged in the first annular region; the second pleat (6) is arranged in the second annular area.
7. The hydrogel foam dressing of claim 6, further comprising a first outer packaging layer (9), a second outer packaging layer (10), a first adhesive layer (11) and a second adhesive layer (12); the area of the first outer packaging layer (9) is larger than that of the release paper layer (3) and a third annular area is formed on the periphery of the release paper layer (3); the second outer packaging layer (10) has an area larger than that of the waterproof self-adhesive layer (1) and forms a fourth annular area on the periphery of the waterproof self-adhesive layer (1); the shape and the size of the first adhesive layer (11) are consistent with those of the third annular area; the shape and the size of the second adhesive layer (12) are consistent with those of the fourth annular region; the first adhesive layer (11) covers the third annular area; the second adhesive layer (12) covers the fourth annular area; the third annular region and the fourth annular region are bonded through the first adhesive layer (11) and the second adhesive layer (12).
8. The hydrogel foam dressing according to claim 7, wherein the first adhesive layer (11) is further provided with a release paper adhesive portion (13), the release paper adhesive portion (13) is disposed on top of the first release paper and is adhered to the first release paper portion (301), and the release paper adhesive portion (13) and the first adhesive layer (11) are integrally formed.
9. The hydrogel foam dressing according to claim 8, wherein the edges of the first (9) and second (10) outer packaging layers are further provided with a first (901) and a second (902) peeling portion, respectively.
10. The surgical nursing bag is characterized by comprising a disposable packaging bag and a nursing accessory, wherein the nursing accessory is hermetically packaged in the disposable packaging bag; the care kit comprising the hydrogel foam dressing of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420166786.3U CN221286084U (en) | 2024-01-23 | 2024-01-23 | Hydrogel foam dressing and operation nursing bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420166786.3U CN221286084U (en) | 2024-01-23 | 2024-01-23 | Hydrogel foam dressing and operation nursing bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221286084U true CN221286084U (en) | 2024-07-09 |
Family
ID=91734112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420166786.3U Active CN221286084U (en) | 2024-01-23 | 2024-01-23 | Hydrogel foam dressing and operation nursing bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221286084U (en) |
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- 2024-01-23 CN CN202420166786.3U patent/CN221286084U/en active Active
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