CN212575085U

CN212575085U - Transparent hydrocolloid dressing

Info

Publication number: CN212575085U
Application number: CN202020476555.4U
Authority: CN
Inventors: 宋侃
Original assignee: Dalian Rongxin Medical Instrument Co ltd
Current assignee: Dalian Rongxin Medical Instrument Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-02-23
Anticipated expiration: 2030-04-03

Abstract

The utility model relates to the technical field of medical dressing, in particular to a transparent hydrocolloid dressing which comprises a polyurethane semipermeable membrane, a hydrocolloid is stuck and fixed in the middle of the lower surface of the polyurethane semipermeable membrane, the middle of the hydrocolloid is thick, the edge of the hydrocolloid is thin, an annular groove is formed in the position, close to the edge of the hydrocolloid, of the lower surface of the hydrocolloid, liquid absorbing holes extending towards the middle part of the hydrocolloid are uniformly formed in the annular groove, a silica gel layer is adhered to the rest part of the lower surface of the polyurethane semipermeable membrane except the hydrocolloid, the lower surfaces of the silicone gel layer and the hydrocolloid are covered with a layer of release paper, the release paper is disconnected in the middle and is divided into a left release paper and a right release paper, the left release paper is connected with a pull strip extending towards the left release paper from the middle of one side of the left release paper close to the right release paper, and the outer end of one side of the right release paper close to the left release paper is connected with a tearing part. The dressing is firm and reliable in pasting, the dressing is not polluted when the wound is pasted, and the wound is prevented from being infected.

Description

Transparent hydrocolloid dressing

Technical Field

The utility model relates to a medical dressing technical field, concretely relates to transparent hydrocolloid dressing that pastes.

Background

The hydrocolloid dressing is a dressing prepared by mixing elastic polymeric hydrogel with synthetic rubber and adhesive. The hydrocolloid dressing has the characteristic of absorbing wound seepage, and after the wound seepage is absorbed, a closed wet environment can be formed around the wound, so that the microvascular hyperplasia and the formation of granulation tissues can be promoted, and the healing of the wound is accelerated; in addition, the hydrocolloid dressing also has the function of debridement. At present, hydrocolloid dressings are widely applied in clinic, but problems also exist, such as when the wound surface is over-drained instantly, part of liquid flows around the dressing without being absorbed in time, and the dressing is not firmly adhered to the skin and falls off; and current dressing when tearing off carry out the surface of a wound and paste behind the release paper, the finger can cause the pollution to hydrocolloid dressing to holding between the fingers of dressing, can cause the infection to the surface of a wound after pasting the surface of a wound, is unfavorable for the healing of the surface of a wound.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the problem that above-mentioned exists, designed a transparent hydrocolloid dressing that pastes, this dressing is pasted firmly reliably, can not pollute the dressing when carrying out the surface of a wound and paste, avoids causing the infection to the surface of a wound.

In order to realize the technical purpose, reach above-mentioned technological effect, the utility model discloses a realize through following technical scheme:

the utility model provides a transparent adhesive hydrocolloid dressing, includes the polyurethane pellicle, the lower surface middle part of polyurethane pellicle is pasted and is fixed with a hydrocolloid, thick in the middle of the hydrocolloid, the edge is thin, the lower surface of hydrocolloid is close to hydrocolloid border position and has seted up annular groove, evenly set up the imbibition hole that extends to hydrocolloid middle part in the annular groove, the lower surface of polyurethane pellicle all is stained with a silica gel layer with the outer other parts of hydrocolloid except that the hydrocolloid, the lower surface covering of silica gel layer and hydrocolloid has one deck from type paper, break off from type paper at the middle part, divide into a left side from type paper and right side from type paper, it is connected with a brace that extends from the type paper direction left to be close to the right side from one side middle part of type paper from a left side from type paper in a left side, the right side is connected.

Further, nano silver particles are added into the silica gel layer.

Further, left side is from type paper and brace integrated into one piece.

Further, the right release paper and the tearing part are integrally formed.

The utility model has the advantages that:

1. the hydrocolloid of the dressing is thick in the middle and thin in the edge, an annular groove is formed in the position close to the edge of the hydrocolloid, liquid absorbing holes extending towards the middle of the hydrocolloid are uniformly formed in the annular groove, and when the wound surface is excessively drained instantly, liquid flowing towards the edge of the hydrocolloid is blocked by the annular groove and flows to the middle of the hydrocolloid through the liquid absorbing holes to be absorbed by the hydrocolloid;

2. the lower surface of the polyurethane semipermeable membrane is adhered with a silica gel layer except the hydrocolloid, the silica gel layer has viscosity, the hydrocolloid on the polyurethane semipermeable membrane is adhered on the wound surface through the silica gel layer, the whole adhering area of the dressing is increased, the firmness of the dressing after adhering is improved, the silica gel layer cannot cause skin allergy of a patient, the dressing is free of pain when being torn off, and the nano silver particles are added in the silica gel layer, so that the antibacterial capability of the dressing is improved;

3. the cover is divided into left from type paper and right from type paper at silica gel layer and hydrocolloid lower surface, when pasting the surface of a wound, the left side of dressing is held between the left hand from type paper part, the right hand will right tear from type paper through tearing the portion, the left hand is holding this dressing and will right tear the part from type paper and paste earlier on the wound, then the right hand is pressed and is pasted on epaxial dressing, the left hand is held the brace and is pulled upwards to tear from type paper with a left side, will left at last tear from type paper part paste on the wound can, paste the face of pasting of dressing can not touched to the finger in-process, avoid causing the pollution to the dressing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a cross-sectional view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the left release paper and the right release paper structure of the present invention.

Fig. 3 is the utility model discloses a dressing tears the structure sketch map behind left type paper and right type paper.

Fig. 4 is a schematic view of the usage state of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-polyurethane semipermeable membrane, 2-hydrocolloid, 21-annular groove, 22-liquid absorption hole, 3-silicone gel layer, 4-left release paper, 41-brace, 5-right release paper and 51-tearing part.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a transparent adhesive hydrocolloid dressing, including a polyurethane semipermeable membrane 1, a hydrocolloid 2 is adhered and fixed on the middle portion of the lower surface of the polyurethane semipermeable membrane 1, the hydrocolloid 2 is thick in the middle and thin in the edge, and the absorbability of the dressing can be improved, an annular groove 21 is formed on the lower surface of the hydrocolloid 2 near the edge of the hydrocolloid, liquid suction holes 22 extending to the middle portion of the hydrocolloid 2 are uniformly formed in the annular groove 21, a silicone gel layer 3 is adhered on the lower surface of the polyurethane semipermeable membrane 1 except the remaining portion of the hydrocolloid 2, a layer of release paper covers the lower surfaces of the silicone gel layer 3 and the hydrocolloid 2, the release paper protects the adhesive surface of the dressing (i.e. the silicone gel layer on the lower surface of the polyurethane semipermeable membrane and the lower surface of the hydrocolloid) before the dressing is used, the release paper is broken in the middle portion and is divided into a, the left side is connected with a brace 41 that extends from type paper 4 direction left from the one side middle part that type paper 4 is close to the right side from type paper 5, for being convenient for tear down the right side from type paper 5, is connected with one at the right side from the one side outer end that type paper 5 is close to the left side from type paper 4 and tears portion 51. Wherein, left from type paper 4 and brace 41 integrated into one piece, and right from type paper 5 and tear portion 51 integrated into one piece.

In order to improve the antibacterial property of the dressing, nano silver particles are added to the silicone gel layer 3.

One specific application of this embodiment is: the surface of a wound and skin around the surface of a wound are washed, the left side of holding dressing is from type paper part with the left hand, the right hand is torn from type paper 5 through tearing portion 51, the left hand is holding this dressing and will be the right side and paste on the wound earlier from the face of pasting that the type paper was exposed after tearing off, as shown in figure 4, then the right hand is pressed and is pasted on the dressing on the wound, the left hand is pulled and is pulled the brace 41 upwards to draw and will be left from type paper 4 and tear off, it can to paste on the wound with the face of pasting that the type paper was exposed after tearing off at last with the left side, the face of pasting that this dressing can not touched to the finger in the process of pasting, avoid causing the. In the use, when the wound surface is gone out too much in the twinkling of an eye, the liquid that flows to hydrocolloid 2 edge is blockked by annular groove 21 and flows to hydrocolloid 2 middle part through imbibition hole 22 and is absorbed by hydrocolloid 2, avoids liquid to flow to dressing all around, leads to dressing and skin bonding insecure and drops. The lower surface of polyurethane pellicle 1 except that water colloid 2 all is stained with a silica gel layer 3, silica gel layer 3 has viscidity, paste hydrocolloid 2 on polyurethane pellicle 1 on the surface of a wound through silica gel layer 3, the whole area of pasting of dressing has been increased, the fastness after the dressing is pasted has been improved, silica gel layer 3 can not cause patient's skin allergy moreover, do not have pain sense when tearing, the nanometer silver granule of interpolation in the silica gel layer 3, the antibacterial capacity of this dressing is improved.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should be able to make changes, alterations, additions or substitutions within the scope of the present invention.

Claims

1. A transparent hydrocolloid dressing characterized in that: including the polyurethane pellicle, the lower surface middle part of polyurethane pellicle is pasted and is fixed with a hydrocolloid, thick in the middle of the hydrocolloid, the edge is thin, the lower surface of hydrocolloid is close to hydrocolloid border position and has seted up annular groove, evenly set up the imbibition hole that extends to hydrocolloid middle part in the annular groove, the lower surface of polyurethane pellicle all is stained with a silica gel layer with the outer other parts of hydrocolloid, the lower surface covering of silica gel layer and hydrocolloid has the one deck to leave type paper, break off at the middle part from type paper, divide into a left side from type paper and right side from type paper, a left side is connected with a brace that extends from the type paper direction left from type paper near the right side from one side middle part of type paper, the right side is connected with one and tears the portion from one side outer end that type.

2. A transparent hydrocolloid dressing according to claim 1, wherein: the left release paper and the brace are integrally formed.

3. A transparent hydrocolloid dressing according to claim 1, wherein: the right side is from type paper and tear a portion integrated into one piece.