CN213964565U - Portable negative pressure drainage dressing - Google Patents
Portable negative pressure drainage dressing Download PDFInfo
- Publication number
- CN213964565U CN213964565U CN202022184433.0U CN202022184433U CN213964565U CN 213964565 U CN213964565 U CN 213964565U CN 202022184433 U CN202022184433 U CN 202022184433U CN 213964565 U CN213964565 U CN 213964565U
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- China
- Prior art keywords
- layer
- negative pressure
- pressure drainage
- release paper
- drainage dressing
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- 239000010410 layer Substances 0.000 claims abstract description 106
- 239000012790 adhesive layer Substances 0.000 claims abstract description 24
- 238000010521 absorption reaction Methods 0.000 claims abstract description 15
- 239000000853 adhesive Substances 0.000 claims abstract description 5
- 230000001070 adhesive effect Effects 0.000 claims abstract description 5
- 239000004698 Polyethylene Substances 0.000 claims description 15
- 239000004744 fabric Substances 0.000 claims description 13
- -1 polyethylene Polymers 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 230000002745 absorbent Effects 0.000 claims description 5
- 239000002250 absorbent Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 206010063560 Excessive granulation tissue Diseases 0.000 abstract description 4
- 210000001126 granulation tissue Anatomy 0.000 abstract description 4
- 230000000740 bleeding effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 206010052428 Wound Diseases 0.000 description 13
- 208000027418 Wounds and injury Diseases 0.000 description 12
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 206010051373 Wound haemorrhage Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000554 physical therapy Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Images
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- External Artificial Organs (AREA)
Abstract
The utility model discloses a portable negative pressure drainage dressing, which comprises an elastic layer, a waterproof adhesive layer, an absorption layer, a microporous net layer with biocompatibility and a release paper layer which are arranged from top to bottom in sequence; the elastic layer covers under and is provided with the negative pressure sucking disc, be provided with the air duct that runs through elastic layer and waterproof adhesive linkage on the negative pressure sucking disc, the air duct has suction head and negative pressure connector, and the suction head is in contact with the absorbed layer, and the negative pressure connector is connected with the negative pressure machine. The portable negative pressure drainage dressing can be better combine human skin, improves patient treatment experience to can make not unidimensional according to actual treatment needs, simple structure, it is convenient to use. Meanwhile, the granulation tissue can be prevented from overgrowing to the absorption layer, so that pain of a patient is reduced when the dressing is removed, bleeding of a wound is prevented, and the treatment effect is greatly improved.
Description
Technical Field
The utility model belongs to the field of medical equipment, concretely relates to portable negative pressure drainage dressing.
Background
The negative pressure wound treating technology is one new technology developed in recent years for treating wound, and has semi-permeable biological film to seal open wound and negative pressure machine to produce certain negative pressure for acting on debrided wound via drainage tube and dressing. Researches prove that the therapy can accelerate the blood circulation of a wound surface part, remarkably promote new blood vessels to enter the wound surface, stimulate the growth of granulation tissues, fully drain, relieve edema, reduce pollution, inhibit the growth of bacteria, directly accelerate the healing of the wound surface or create conditions for surgical repair. Is a pure physical therapy which is high-efficient, simple and economical and can promote the healing of the wound surface.
The material of current negative pressure drainage dressing generally has fixed shape, is the rectangle usually, and the material is harder, does not have elasticity usually, when carrying out negative pressure drainage treatment to some special parts of human body, the laminating skin that current dressing material can not be better to lead to the treatment effect variation, patient's treatment experience also worsens moreover. In addition, in order to solve the problem that the dressing layer is easily adhered to the wound in the drainage dressing in direct contact with the skin, silicone gel is generally used as the dressing layer in direct contact with the skin. The medical silica gel has higher price and is not suitable for popularization and use.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects in the prior art, the utility model aims to provide a portable negative pressure drainage dressing.
In order to achieve the above object, the utility model discloses a following technical scheme realizes:
a portable negative pressure drainage dressing comprises an elastic layer, a waterproof adhesive layer, an absorption layer 7, a microporous net layer with biocompatibility and a release paper layer which are sequentially arranged from top to bottom; the elastic layer covers under and is provided with negative pressure suction cup 6, be provided with the air duct 5 that runs through elastic layer and waterproof adhesive linkage on the negative pressure suction cup 6, air duct 5 has suction head 51 and negative pressure connector 52, and suction head 51 and the contact of absorbed layer 7, negative pressure connector 52 are connected with the negative pressure machine.
Preferably, the elastic layer is elastic cloth 1.
Preferably, the elastic layer can be designed into different shapes and sizes according to needs, and is more preferably circular.
Preferably, the waterproof adhesive layer sequentially comprises a first adhesive layer 2, a waterproof layer 3 and a second adhesive layer 4 from top to bottom, and the first adhesive layer 2 is adhered to the elastic layer; the second adhesive layer 4 is bonded to the absorbent layer 7.
Preferably, the waterproof layer 3 is a PU layer.
Preferably, the absorption layer 7 is an ultra-high water absorption fiber layer.
The microporous net layer with biocompatibility is bonded with the second adhesive layer 4; the release paper layer is bonded with the second adhesive layer 4.
Preferably, the area of the microporous web layer having biocompatibility is larger than that of the absorbent layer 7.
Preferably, the microporous mesh layer with biocompatibility is a PE (polyethylene) microporous mesh layer.
Preferably, the PE (polyethylene) microporous web layer 8 has a larger area than the absorbent layer 7 and covers the absorbent layer.
Preferably, the release paper layer comprises a first release paper layer 9 and a second release paper layer 10 which are oppositely arranged and attached.
Preferably, the second release paper layer 10 is of a folding and outward-turning structure, and one outward-turning surface is attached to the first release paper layer 9.
Compared with the prior art, the utility model has the advantages of it is following and beneficial effect:
(1) a portable negative pressure drainage dressing adopt elasticity cloth as the substrate, compare in current dressing substrate softer and have elasticity, human skin of combination that can be better improves patient's treatment and experiences to can make not unidimensional according to actual treatment needs, simple structure, it is convenient to use.
(2) A portable negative pressure drainage dressing in, PE micropore net and wound contact can prevent that granulation tissue from overgrowing the absorbed layer to patient's painful sense and prevent that the wound from bleeding when reducing the dressing and getting rid of has promoted treatment greatly.
Drawings
Fig. 1 is a top view of the portable negative pressure drainage dressing of the present invention.
Fig. 2 is the utility model discloses an inner structure schematic diagram of portable negative pressure drainage dressing.
Detailed Description
The present invention is further described with reference to the following specific examples, which are not intended to limit the invention.
Examples
Referring to fig. 1-2, a portable negative pressure drainage dressing comprises an elastic cloth layer 1, a waterproof adhesive layer, an absorption layer 7, a PE (polyethylene) microporous net layer 8 and a release paper layer which are sequentially arranged from top to bottom; cover under the elasticity cloth layer 1 and be provided with negative pressure suction cup 6, be provided with the air duct 5 that runs through elasticity cloth layer 1 and waterproof adhesive linkage on the negative pressure suction cup 6, air duct 5 has aspirator 51 and negative pressure connector 52, aspirator 51 and the contact of absorbed layer 7, and negative pressure connector 52 is connected with the negative pressure machine.
The PE (polyethylene) microporous net layer 8 is larger than the absorption layer 7 in area and can cover the absorption layer.
The elastic cloth layer 1 can be designed into different shapes and sizes according to needs, and the embodiment is circular.
The waterproof adhesive layer sequentially comprises a first adhesive layer 2, a waterproof layer 3 and a second adhesive layer 4 from top to bottom, and the first adhesive layer 2 is adhered to the elastic cloth layer 1; the second adhesive layer 4 is bonded with the absorption layer 7; the waterproof layer 3 is a PU layer; the absorption layer 7 is an ultrahigh water absorption fiber layer. The release paper layer is bonded with the second adhesive layer 4.
The release paper layers comprise a first release paper layer 9 and a second release paper layer 10 which are oppositely arranged and attached; the second release paper layer 10 is of a folding and outward-turning structure, and one outward-turning surface of the second release paper layer is attached to the first release paper layer 9.
The working principle is as follows: during the use, tear first release paper layer 9 and second release paper layer 10, aim at wound department with the position of absorbed layer 7, paste negative pressure drainage dressing on the skin. Cover under the elasticity cloth layer 1 and be provided with negative pressure suction cup 6, be provided with the air duct 5 that runs through elasticity cloth layer 1 and waterproof adhesive linkage on the negative pressure suction cup 6, air duct 5 has aspirator 51 and negative pressure connector 52, aspirator 51 and 7 contacts of absorbed layer, negative pressure connector 52 is connected with the negative pressure machine, absorbed layer 7 is covered by PE (polyethylene) micropore stratum reticulare 8, PE (polyethylene) micropore stratum reticulare can prevent that wound granulation tissue from growing to absorbed layer 7 in, thereby patient's painful sense and prevent the wound bleeding when reducing the dressing and getting rid of, treatment has been promoted greatly. Meanwhile, the elastic cloth 1 is soft and elastic, can be well attached to the skin, and improves the treatment experience of a patient. The air duct 5 penetrates through the elastic cloth layer 1 and the waterproof bonding layer and is in close contact with the elastic cloth layer 1 and the waterproof bonding layer, so that the air duct has good air tightness and ensures normal work of negative pressure drainage.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (10)
1. A portable negative pressure drainage dressing is characterized by comprising an elastic layer, a waterproof adhesive layer, an absorption layer (7), a microporous mesh layer with biocompatibility and a release paper layer which are sequentially arranged from top to bottom; the elastic layer is covered and is provided with negative pressure suction cup (6) down, be provided with air duct (5) that run through elastic layer and waterproof adhesive linkage on negative pressure suction cup (6), air duct (5) have suction head (51) and negative pressure connector (52), suction head (51) and absorbed layer (7) contact, and negative pressure connector (52) are connected with the negative pressure machine.
2. The portable negative pressure drainage dressing according to claim 1, wherein the elastic layer is an elastic fabric layer (1).
3. The portable negative-pressure drainage dressing according to claim 1 or 2, wherein the waterproof adhesive layer comprises a first adhesive layer (2), a waterproof layer (3) and a second adhesive layer (4) from top to bottom in sequence, and the first adhesive layer (2) is adhered to the elastic layer; the second adhesive layer (4) is adhered with the absorption layer (7).
4. The portable negative pressure drainage dressing according to claim 3, wherein the waterproof layer (3) is a PU layer; the absorption layer (7) is an ultrahigh water absorption fiber layer.
5. The portable negative pressure drainage dressing according to claim 3, wherein the biocompatible microporous web layer is bonded to the second adhesive layer (4); the release paper layer is bonded with the second adhesive layer (4).
6. The portable negative pressure drainage dressing according to claim 1 or 2, wherein the biocompatible microporous web layer is a polyethylene microporous web layer (8).
7. The portable negative pressure drainage dressing according to claim 6, wherein the polyethylene microporous web layer (8) has an area larger than the absorbent layer (7).
8. The portable negative pressure drainage dressing according to claim 1 or 2, wherein the elastic layer can be designed into different shapes and sizes according to requirements.
9. The portable negative pressure drainage dressing according to claim 1 or 2, wherein the release paper layers comprise a first release paper layer (9) and a second release paper layer (10) which are attached in an opposite arrangement.
10. The portable negative pressure drainage dressing according to claim 9, wherein the second release paper layer (10) is of a folded and everted structure, and the everted side is attached to the first release paper layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184433.0U CN213964565U (en) | 2020-09-29 | 2020-09-29 | Portable negative pressure drainage dressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184433.0U CN213964565U (en) | 2020-09-29 | 2020-09-29 | Portable negative pressure drainage dressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213964565U true CN213964565U (en) | 2021-08-17 |
Family
ID=77255310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022184433.0U Active CN213964565U (en) | 2020-09-29 | 2020-09-29 | Portable negative pressure drainage dressing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213964565U (en) |
-
2020
- 2020-09-29 CN CN202022184433.0U patent/CN213964565U/en active Active
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