CN213250393U

CN213250393U - Polyurethane foam dressing convenient to replace

Info

Publication number: CN213250393U
Application number: CN202021594930.1U
Authority: CN
Inventors: 王亚海
Original assignee: Weikang Shengna Technology Co ltd
Current assignee: Weikang Shengna Technology Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-05-25
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a polyurethane foam dressing convenient to replace, which comprises a connecting soft board, a dressing layer, a first clamping seat, a foam dressing body, a second clamping seat and a fastening component for installing and fixing the foam dressing, wherein the dressing layer is arranged on the end surface of the connecting soft board, the foam dressing body is arranged in the dressing layer, and the first clamping seat and the second clamping seat are respectively arranged on two sides of the dressing layer on which the upper end surface of the connecting soft board is arranged; the dressing layer is the disconnect-type structure with the soft board of being connected usefulness, and the dressing layer is placed through the mode of apron lock and is used in the soft board frame, just can accomplish dressing layer dismouting work through opening the apron, and convenient and fast can not cause the secondary injury to the skin body when using moreover, improves the security of changing dressings, and the practicality is strong.

Description

Polyurethane foam dressing convenient to replace

Technical Field

The utility model relates to a medical material technical field specifically is a convenient polyurethane foam dressing of changing.

Background

Polyurethane (PU) is a generic name for a class of high molecular polymers having a urethane group unit in the main chain, and is a multi-block copolymer formed by stepwise addition condensation of a polyol, a polyisocyanate, and a small-molecule chain extender. A large number of animal experiments and acute and chronic toxicity experiments prove that the medical polyurethane is non-toxic, non-antigenic, physiologically inert and has good blood and tissue compatibility, so that the medical polyurethane has wide application in the field of wound dressings; the foam type medical dressing has a porous structure, is almost completely transparent to oxygen and carbon dioxide, has strong water absorption capacity, maintains a moderate moist environment of a wound surface mainly through absorption of a foam structure on exudates and water vapor transfer, and is suitable for wounds with a large amount of exudates in II-degree burn and scald wound surfaces, ulcer wound surfaces and the like.

Traditional foam dressing when using, generally adopt and fix with the mode of skin adhesion, when foam dressing changes, the mode of this kind of adhesion is dragged very easily and is brought the misery for the patient to influence treatment, need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient polyurethane foam dressing of changing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a polyurethane foam dressing convenient to replace comprises a connecting soft board, a placing groove, a first clamping seat, a foam dressing body, a second clamping seat and a fastening assembly for installing and fixing the foam dressing, wherein the placing groove is formed in the end face of the connecting soft board;

the lock subassembly is including setting up in foam dressing body top and with standing groove matched with movable clamp plate, and the position terminal surface that movable clamp plate both sides correspond first cassette and second cassette is connected and is fixed with the elasticity top, and the mutual joint in first joint groove that movable clamp plate one end and offered on first cassette and second cassette lateral wall is kept away from to the elasticity top, and still offer on first cassette in first joint groove top place and the second cassette lateral wall with elasticity top matched with second joint groove.

Preferably, the elastic plug rod body is made of a high polymer elastic material, and the connection part of the elastic plug rod body and the side wall of the movable pressing plate is fixedly connected through a reinforcing piece.

Preferably, the movable pressing plate is provided with a pulling piece corresponding to the upper end faces of the two sides of the first clamping seat and the second clamping seat, the outer surface of the pulling piece is of a circular ring structure, and the bottom end of the pulling piece is fixedly connected with the end face of the movable pressing plate.

Preferably, foam dressing body outside border department cover is equipped with and is used for carrying out moulding elasticity to the foam dressing body physique and moulds the limit, and the limit clamp is moulded to elasticity and locates to connect between soft board and the activity clamp plate fixed the placing.

Preferably, the two sides of the placing groove at the bottom end of the connecting soft board are provided with moisture absorption layers, and an antibacterial layer is clamped in the moisture absorption layers.

Preferably, the edge of the bottom end of the movable pressing plate corresponding to the elastic plastic edge is provided with a fixed flange which is used for being in contact with the elastic plastic edge so as to improve the connection tightness of the foam dressing.

Compared with the prior art, the beneficial effects of the utility model are that:

the dressing layer and the soft board for connection are of a separated structure, the dressing layer is placed in the soft board frame for use in a cover plate buckling mode, the dressing layer can be disassembled and assembled by opening the cover plate, the dressing layer is convenient and quick, secondary damage to the skin can not be caused during use, and the safety of dressing change is greatly improved;

the reinforcement is used for improving the working strength of elasticity top junction, improves its working life, and the limit is moulded to elasticity is used for fixing the physique of dressing layer, is carrying out the in-process of changing to the dressing layer through the pulling and is carrying out, avoids it to appear buckling to influence and normally change dressings, and the use on moisture absorption layer has also effectually improved the comfort level when the patient carries out the use simultaneously, and the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of a polyurethane foam dressing which is convenient to replace.

Fig. 2 is a schematic structural diagram of a movable pressure plate in a polyurethane foam dressing which is convenient to replace.

Fig. 3 is a schematic structural diagram of a foam dressing body in a polyurethane foam dressing which is convenient to replace.

Fig. 4 is an enlarged schematic view of a portion a of fig. 2 in a polyurethane foam dressing which is easily replaced.

In the figure: 1-connecting a soft board, 101-placing grooves, 102-moisture absorption layers, 2-first clamping seats, 201-first clamping grooves, 202-second clamping grooves, 3-movable pressing plates, 301-lifting pieces, 302-fixed retaining sides, 303-elastic plastic sides, 304-foam dressing bodies, 305-elastic tops, 306-reinforcing pieces and 4-second clamping seats.

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. 1-4, in an embodiment of the present invention, a polyurethane foam dressing convenient to replace includes a flexible connecting plate 1, a placing groove 101, a first clamping seat 2, a foam dressing body 304, a second clamping seat 4, and a fastening assembly for fixing and installing the foam dressing, wherein the placing groove 101 is disposed on an end surface of the flexible connecting plate 1, the foam dressing body 304 is disposed in the placing groove 101, and the first clamping seat 2 and the second clamping seat 4 are respectively disposed on two sides of the placing groove 101 on which the upper end surface of the flexible connecting plate 1 is disposed; the connecting soft board 1 is a board body with soft characteristic, can be bent and deformed along with the shape of the limb of the patient, and is fixed by a binding band when in use;

the buckling assembly comprises a movable pressing plate 3 which is arranged above the foam dressing body 304 and matched with the placing groove 101, the end faces of the positions, corresponding to the first clamping seat 2 and the second clamping seat 4, of two sides of the movable pressing plate 3 are fixedly connected with elastic jacking heads 305, and one ends, far away from the movable pressing plate 3, of the elastic jacking heads 305 are mutually clamped with first clamping grooves 201 formed in the side walls of the first clamping seat 2 and the second clamping seat 4; when the foam dressing body 304 is used, the foam dressing body 304 is clamped in the placing groove 101, the bottom end of the foam dressing body is contacted with the affected part of a patient, and the movable pressing plate 3 is buckled with the first clamping seat 2 and the second clamping seat 4 through the elastic top 305 to finish the use and fixation of the foam dressing body 304;

the side walls of the first card holder 2 and the second card holder 4 above the first card-connecting groove 201 are also provided with a second card-connecting groove 202 matched with the elastic top 305; the first clamping groove 201 and the second clamping groove 202 are respectively used for installing the movable pressing plate 3 at two installation positions, when the elastic jacking head 305 jumps from the first clamping groove 201 to the second clamping groove 202 for clamping, the pressure of the movable pressing plate 3 on the foam dressing body 304 in the placing groove 101 is reduced, and the effect of improving the tightness of the foam dressing body 304 is achieved; the movable press plate 3 is provided with a lifting piece 301 corresponding to the upper end surfaces of the two sides of the first clamping seat 2 and the second clamping seat 4, the outer surface of the lifting piece 301 is of a circular ring structure, the bottom end of the lifting piece is fixedly connected with the end surface of the movable press plate 3, the elastic top 305 is made of a high-molecular elastic material, and the connecting part of the elastic top 305 and the side wall of the movable press plate 3 is fixedly connected through a reinforcing piece 306; pulling the pulling piece 301 to lift the two sides of the movable pressing plate 3, so that the elastic top 305 is bent and then is released from the clamping groove, and after the elastic top 305 is completely released, the elastic top 305 is restored to the original state under the elastic action, wherein the reinforcing piece 306 can be used for improving the working strength of the elastic top 305 due to the fact that the elastic top 305 needs to swing for multiple times;

an elastic plastic edge 303 for shaping the body of the foam dressing body 304 is sleeved at the edge of the outer side of the foam dressing body 304, the elastic plastic edge 303 is clamped between the connecting soft board 1 and the movable pressing board 3 and is fixedly placed, and a fixed retaining edge 302 for contacting with the elastic plastic edge 303 to improve the connection tightness of the foam dressing is arranged at the edge of the bottom end of the movable pressing board 3 corresponding to the elastic plastic edge 303; the elastic plastic edge 303 is used for fixing the shape of the foam dressing body 304, so that the foam dressing body 304 is prevented from being bent when the dressing layer is replaced; the two sides of the placing groove 101 where the bottom end of the connecting soft board 1 is positioned are provided with moisture absorption layers 102, and an antibacterial layer is sandwiched in the moisture absorption layers 102; because the connecting soft board 1 needs to be in contact with the limbs of the patient for a long time when in use, sweat is easy to generate, and the moisture absorption layer 102 can play an effective dehumidification effect, so that the purpose of improving the use comfort of the patient is achieved.

The utility model discloses a theory of operation is: when the foam dressing body 304 is used, the foam dressing body 304 is clamped in the placing groove 101, the bottom end of the foam dressing body is contacted with an affected part of a patient, the movable pressing plate 3 is buckled with the first clamping seat 2 and the second clamping seat 4 through the elastic top head 305, the foam dressing body 304 is used and fixed, when the foam dressing body is disassembled and assembled, the lifting piece 301 is pulled to lift two sides of the movable pressing plate 3, the elastic top head 305 is bent to be further separated from the clamping groove, and the completely separated elastic top head 305 is restored to the original state under the elastic action; the dressing layer is the disconnect-type structure with the soft board of being connected usefulness, and the dressing layer is placed through the mode of apron lock and is used in the soft board frame, just can accomplish dressing layer dismouting work through opening the apron, and convenient and fast can not cause the secondary damage to the skin body when using moreover, and the security of changing dressings is improved by a wide margin.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A polyurethane foam dressing convenient to replace comprises a connecting soft board (1), a placing groove (101), a first clamping seat (2), a foam dressing body (304), a second clamping seat (4) and a fastening assembly for installing and fixing the foam dressing, and is characterized in that the placing groove (101) is formed in the end face of the connecting soft board (1), the foam dressing body (304) is placed in the placing groove (101), and the first clamping seat (2) and the second clamping seat (4) are respectively arranged on two sides of the placing groove (101) where the upper end face of the connecting soft board (1) is located;

the lock subassembly is including setting up in foam dressing body (304) top and with standing groove (101) matched with activity clamp plate (3), the position terminal surface that activity clamp plate (3) both sides correspond first cassette (2) and second cassette (4) is connected and is fixed with elasticity top (305), elasticity top (305) are kept away from activity clamp plate (3) one end and are seted up first joint groove (201) mutual joint on first cassette (2) and second cassette (4) lateral wall, and still seted up on first joint groove (201) top place first cassette (2) and second cassette (4) lateral wall with elasticity top (305) matched with second joint groove (202).

2. The dressing of claim 1, wherein the elastic head (305) is made of high-molecular elastic material, and the connection part of the elastic head and the side wall of the movable pressing plate (3) is fixedly connected through a reinforcing piece (306).

3. The polyurethane foam dressing convenient to replace according to claim 1, wherein the movable pressing plate (3) is provided with a lifting piece (301) corresponding to the upper end surfaces of the two sides of the first clamping seat (2) and the second clamping seat (4), the outer surface of the lifting piece (301) is of a circular ring structure, and the bottom end of the lifting piece is fixedly connected with the end surface of the movable pressing plate (3).

4. The polyurethane foam dressing convenient to replace according to claim 1, wherein an elastic molding edge (303) used for molding the body of the foam dressing body (304) is sleeved at the outer side edge of the foam dressing body (304), and the elastic molding edge (303) is clamped between the connecting soft board (1) and the movable pressing board (3) and is fixedly placed.

5. The easily replaceable polyurethane foam dressing as claimed in claim 1, wherein the bottom end of the connecting flexible board (1) is provided with moisture absorption layers (102) on both sides of the placing groove (101), and an antibacterial layer is sandwiched in the moisture absorption layers (102).

6. A polyurethane foam dressing convenient for replacement according to claim 4, characterized in that the bottom end of the movable pressure plate (3) is provided with a fixed flange (302) corresponding to the edge of the elastic plastic edge (303) for contacting with the elastic plastic edge (303) to improve the tightness of the connection of the foam dressing.