CN217793570U - Pressure sore plaster - Google Patents

Abstract

The utility model discloses a pressure sore paste, which relates to the technical field of medical protective articles, and comprises a forehead paste, a nose paste and an ear paste, wherein the forehead paste, the nose paste and the ear paste are connected through easy-to-tear lines; the forehead pastes the nose paste with the ear pastes and all includes substrate protective layer, binding layer and the outer covering layer from last to bottom laminating in proper order, the binding layer is two network hydrogel layer. Compare the pressure sore subsides in prior art, the utility model discloses a pressure sore subsides, simple structure not only uses the material few, environmental protection more, and facial adaptation is good, can effectively alleviate and avoid the pressure nature damage that facial produced, improves user's comfortable security, and has visual, the real-time supervision skin state of being convenient for.

Description

Pressure sore plaster

Technical Field

The utility model relates to a medical protective articles technical field, concretely relates to press sore subsides.

Background

The medical protective article is necessary defensive equipment for protecting personal safety and health of medical workers in the medical and treatment processes, plays a role in safety protection for the medical workers, and can protect the life safety of the first-line medical workers and reduce the infection rate. During the working period, the medical care personnel can cause local facial compression, hypoxia and friction after wearing various protective articles for a long time, and the device-related pressure injuries (DRPI) can be easily caused by the hot and humid environment in the protective mask and the protective clothing, and are clinically manifested as skin temperature rise, skin damage, pain, ulcer and the like. Data has shown that approximately 28.44% of first-line medical professionals suffer facial damage, i.e., pressure sores, from prolonged wear of protective articles.

In order to reduce or avoid facial damage (pressure sore), prior art provides a pressure sore subsides, prevent facial pressure sore subsides as that chinese patent CN212650981U discloses, including the left side of linking together and preventing pressing the subsides, the right side is prevented pressing subsides and the nasal part is prevented pressing the subsides, the left side is prevented pressing the subsides, the right side is prevented pressing subsides and the nasal part is prevented pressing the subsides and is multilayer structure, from bottom to top respectively be facial laminating layer, the water barrier, the resistance to compression layer, buffer layer and outer contact layer, this prevent that facial pressure sore subsides can avoid pressing the production of sore, but its structure is complicated, the material usage is more, lead to manufacturing cost high, the feature is poor, and with facial laminating effect not good and be unfavorable for observing. Simultaneously, should prevent that left side in the sore subsides of pressing is prevented pressing, is prevented pressing subsides and nasal part and is prevented pressing the subsides and link together, and is also integrative exactly, in case the preventing of certain position is pressed and is pasted the problem, then need change whole and prevent pressing the sore, cause the waste, and can't prevent pressing the position of pasting according to different types of face and the nimble position of adjusting different positions of size, bring inconvenience for the user.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The pressure sore subsides to prior art, there is the structure complicacy, and manufacturing cost is high, and the feature of environmental protection is poor, laminating effect is poor and visual poor technical problem, the utility model provides a pressure sore subsides, it is simple structure not only, low in production cost, environmental protection more, facial adaptation is good, can effectively alleviate and avoid the pressure nature damage that facial produced, improves user's comfortable security, and has visualizedly, the real-time supervision skin condition of being convenient for.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does:

a pressure sore paste comprises a forehead paste, a nose paste and an ear paste, wherein the forehead paste, the nose paste and the ear paste are connected through easy-to-tear lines; the forehead pastes the nose paste with the ear pastes and all includes substrate protective layer, binding layer and the outer covering layer from last to bottom laminating in proper order, the binding layer is two network hydrogel layer.

In the utility model, the forehead patch, the nose patch and the ear patch all comprise a substrate protective layer, an attaching layer and an outer covering layer which are sequentially attached from top to bottom, namely a three-layer structure, wherein the substrate protective layer is used for protecting the attaching layer to prevent the attaching layer from being polluted and losing viscosity, the use safety is improved, the base protective layer can be torn off successively during use, and the outer covering layer is used for increasing the friction force between the goggles or the protective mask and the pressure sore patch to avoid the slipping off of the base protective layer in the use process; the laminating layer is two network hydrogel layers for the laminating layer has the good mechanical properties of aquogel, and is soft and rich in elasticity, has good autohension, can closely laminate with facial different positions, and facial driving fit is effectual, and dispersion and gentle punching force can bear facial protective articles's pressure and not destroyed, thereby alleviates and avoids the pressure nature damage that facial produced, and then improves user's comfortable security. Meanwhile, the double-network hydrogel has transparency, so that the pressure sore patch is visual, and the skin state can be conveniently monitored in real time. In addition, through setting up the forehead portion paste the nasal part paste with connect through easily tearing the line between the ear subsides for the forehead portion paste the nasal part paste with the ear pastes and can part alone, is convenient for according to actual demand, like the face size, nimble adjustment forehead portion paste the nasal part paste with the laminating position that the ear pasted, and then improves the commonality, the face adaptation that whole pressure sore pasted and user's comfort. Therefore, compare and paste in the pressure sore among the prior art, the utility model discloses a paste presses sore, not only simple structure uses the material few, and environmental protection more, facial adaptation is good, can effectively alleviate and avoid the pressure nature damage that facial produced, improves user's comfortable security, and has the visualization, the real-time supervision skin condition of being convenient for.

Optionally, the substrate protective layer is a waterproof breathable film.

Optionally, the waterproof breathable film is any one of a high-density polyethylene film, a polyvinyl chloride film and a polypropylene film.

Optionally, the thickness of the substrate protective layer is 15-25 μm.

Optionally, the thickness of the double-network hydrogel layer is 0.2-1mm.

Optionally, the double-network hydrogel layer is a double-network hydrogel layer based on a zwitterionic material.

Optionally, the outer cover is an elastic polyester film.

Optionally, the adhesive further comprises a filling layer, and the filling layer is arranged between the attaching layer and the outer cover layer.

Optionally, the filling layer is made of a foamed plastic material, and the pore diameter is 80-100 μm.

Optionally, the thickness of the filling layer is 0.5-1mm.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) The embodiment of the utility model provides a pressure sore subsides, simple structure, through setting up the forehead portion subsides the nose portion subsides with the ear portion pastes and all includes substrate protective layer, laminating layer and the outer cover layer of laminating from top to bottom in proper order, three layer construction promptly, wherein, the substrate protective layer is used for protecting the laminating layer, prevents it to be contaminated and lose viscidity, improves the safety in utilization, it can to tear successively during the use, the outer cover layer is used for increasing goggles or protective facial mask and presses the frictional force of sore subsides, avoid it to appear the landing in the use; the laminating layer is two network hydrogel layer for the laminating layer has the good mechanical properties of aquogel, and is soft and rich in elasticity, has good autohension, can closely laminate with facial different positions, and facial adaptation is effectual, and dispersion and gentle punching pressure can bear facial protective articles's pressure and not destroyed, thereby alleviate and avoid the pressure nature damage that facial produced, and then improve user's comfortable security. Meanwhile, the double-network hydrogel has transparency, so that the pressure sore patch is visual, and the skin state can be conveniently monitored in real time. In addition, through setting up the forehead portion paste the nasal part paste with connect through easily tearing the line between the ear subsides for the forehead portion paste the nasal part paste with the ear pastes and can part alone, is convenient for according to actual demand, like the face size, nimble adjustment forehead portion paste the nasal part paste with the laminating position that the ear pasted, and then improves the commonality, the face adaptation that whole pressure sore pasted and user's comfort. Therefore, compare and paste in the pressure sore among the prior art, the utility model discloses a paste presses sore, not only simple structure uses the material few, and environmental protection more, facial adaptation is good, can effectively alleviate and avoid the pressure nature damage that facial produced, improves user's comfortable security, and has the visualization, the real-time supervision skin condition of being convenient for.

(2) The embodiment of the utility model provides a pressure sore subsides adopts waterproof ventilative film, protection laminating layer that can be better prevents that it from being contaminated and losing viscidity, tear before the use can.

(3) The embodiment of the utility model provides a press sore subsides, thickness through setting up dual network hydrogel layer is 0.2-1mm, can make dual network hydrogel layer have better facial laminating compactness, satisfies the user, and especially medical personnel once only wear the comfort level demand more than 8 hours.

(4) The embodiment of the utility model provides a press sore subsides, two network hydrogel layers adopt the two network aquogel based on zwitterionic material, have that soft gas permeability is good, good biocompatibility, and the pressure nature damage that produces can be alleviated to high strength and soft aquogel. In particular, the zwitterionic material contains positive and negative charges, which results in a high dipole moment, which gives good self-adhesion to the applied layer, without the additional use of adhesive layers or adhesives, and reduced irritation to the skin. Meanwhile, the zwitterionic material can firmly combine with water molecules through static-induced hydration to resist the adhesion of microorganisms, so that the adhesive layer is endowed with antibacterial adhesion performance.

(5) The pressure sore paste provided by the embodiment of the utility model has the advantages that the filling layer is arranged to improve the mechanical strength of the whole pressure sore paste, effectively disperse and relieve the pressure, can bear the pressure of face protection articles and is not damaged; meanwhile, the filling layer is made of a foaming plastic material, and the aperture is 80-100 mu m; this setting can make during the two-network hydrogel permeates its aperture to make two-network hydrogel layer (laminating layer) use the filling layer as the whole of skeleton, make two-network hydrogel be difficult for local the droing, thereby strengthen the firmness of pressing sore subsides and skin bonding. Meanwhile, the arrangement of the aperture can also ensure the air permeability of the pressure sore paste; in addition, when receiving the exogenic action, the filling layer can absorb the energy and carry out the decomposition, reaches buffering, absorbing effect to in transportation and use, reduce the influence of exogenic force to the laminating layer.

Drawings

Fig. 1 is a schematic cross-sectional view of a pressure sore patch according to an embodiment of the present invention.

Fig. 2 is a front view of a use state of the pressure sore patch according to the embodiment of the present invention.

Fig. 3 is a side view of a pressure sore patch according to an embodiment of the present invention.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, and does not have specific limiting action, is general finger, right the technical scheme of the utility model does not constitute limiting action. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solutions in the same embodiment and between the technical solutions in different embodiments can be arranged and combined to form a new technical solution without contradiction or conflict, which is all within the scope of the present invention.

Example 1

With reference to fig. 1-3, the present embodiment provides a pressure sore patch, which includes a forehead patch, a nose patch, and an ear patch, where the forehead patch, the nose patch, and the ear patch are connected by a tear-off line; the forehead pastes the nose paste with the ear pastes and all includes from last substrate protective layer 1, laminating layer 2 and the outer covering layer 3 that laminates in proper order down, laminating layer 2 is double-network hydrogel layer.

In the utility model, the forehead patch, the nose patch and the ear patch all comprise a substrate protective layer 1, an attaching layer 2 and an outer cover layer 3 which are sequentially attached from top to bottom, namely a three-layer structure, wherein the substrate protective layer 1 is used for protecting the attaching layer 2, preventing the attaching layer from being polluted and losing stickiness, improving the use safety, and the outer cover layer 3 is used for increasing the friction force between the goggles or protective masks and the pressure sore patch and preventing the goggles or protective masks from sliding off in the use process; laminating 2 is two network hydrogel layer for laminating 2 has the good mechanical properties of aquogel, and is soft and rich in elasticity, has good autohension, can closely laminate with facial different positions, and facial driving fit is effectual, and dispersion and gentle punching force can bear facial protective articles's pressure and not destroyed, thereby alleviates and avoids the pressure nature damage that facial produced, and then improves user's comfortable security. Meanwhile, the double-network hydrogel has transparency, so that the pressure sore patch is visual, and the skin state can be conveniently monitored in real time. In addition, through setting up the forehead portion paste the nasal part paste with connect through easily tearing the line between the ear subsides for the forehead portion paste the nasal part paste with the ear pastes and can part alone, is convenient for according to actual demand, like the face size, nimble adjustment forehead portion paste the nasal part paste with the laminating position that the ear pasted, and then improves the commonality, the face adaptation that whole pressure sore pasted and user's comfort. Therefore, compare and paste in the pressure sore among the prior art, the utility model discloses a paste presses sore, not only simple structure uses the material few, and environmental protection more, facial adaptation is good, can effectively alleviate and avoid the pressure nature damage that facial produced, improves user's comfortable security, and has the visualization, the real-time supervision skin condition of being convenient for.

In practical application, a user firstly performs face cleaning before wearing the face protection product, and can properly coat liquid anti-pressure sore products including polysulfonic acid mucopolysaccharide emulsifiable paste and aloe gel; and then the base material protective layer 1 is removed, the forehead patch, the nose patch and the ear patch are respectively torn along the easy-tear lines and are pasted on the corresponding face parts, namely the corresponding forehead, the nose bridge, the cheekbones and the positions behind the ears, and the pressure sore patch is firmly pasted on the proper position of the face by lightly pressing with hands.

Example 2

Compared with the technical scheme of the embodiment 1, the pressure sore patch of the embodiment can be improved as follows: the substrate protective layer 1 is a waterproof breathable film. Adopt waterproof ventilative film, protection laminating 2 that can be better prevents that it from being contaminated and losing viscidity, tear before the use can.

Example 3

Compared with the technical scheme of the embodiment 2, the pressure sore patch of the embodiment can be improved as follows: the waterproof breathable film is any one of a high-density polyethylene film, a polyvinyl chloride film and a polypropylene film.

Example 4

Compared with the technical scheme of the embodiment 1, the pressure sore patch of the embodiment can be improved as follows: the thickness of the base material protective layer 1 is 15-25 μm. The thickness can be well adsorbed and attached on the surface of the double-network hydrogel layer to protect the attachment layer 2.

Example 5

Compared with the technical scheme of the embodiment 1, the pressure sore patch of the embodiment can be improved as follows: the thickness of the double-network hydrogel layer is 0.2-1mm. This thickness can make the dual network hydrogel layer have better facial laminating compactness, satisfies the user, and especially medical personnel once only wear the comfort level demand more than 8 hours.

Example 6

Compared with the technical scheme of the embodiment 5, the pressure sore patch of the embodiment can be improved as follows: the double-network hydrogel layer is based on a zwitterion material. The double-network hydrogel based on the zwitterion material has the advantages of good softness and air permeability, good biocompatibility, high strength and capability of relieving pressure injury. In particular, the zwitterionic material contains positive and negative charges, which will give a high dipole moment and give good self-adhesion to the applied layer 2, without the additional use of adhesive layers or adhesives, and reduced skin irritation. Meanwhile, the zwitterionic material can firmly bind water molecules through static-induced hydration to resist microbial adhesion, and endow the adhesive layer 2 with antibacterial adhesion performance.

It should be noted that the double-network hydrogel in the present invention belongs to the prior art, specifically, the first layer network of the double-network hydrogel is a rigid network, specifically, a crosslinked natural polymer and its derivatives, including chitosan, sodium alginate, gelatin, quaternized chitosan, preferably quaternized chitosan; the second layer is a flexible network, in particular a zwitterionic polymer, comprising polycarboxybetaine acrylamide and polymethacrylic sulfobetaine, preferably polymethacrylic sulfobetaine.

Example 7

Compared with the technical scheme of the embodiment 1, the pressure sore patch of the embodiment can be improved as follows: the outer cover 3 is an elastic polyester film.

The elastic polyester film is selected from chitosan non-woven fabric, polypropylene or polyethylene film-coated non-woven fabric, and then is covered with the polyester film, a step-by-step high-pressure technology is adopted, the density and the strength of the product are improved, layering is avoided during use, fine particles, dust and the like can be filtered, external liquid is isolated, and the interior of the pressure sore patch is protected from being polluted; meanwhile, when the pressure sore patch is used, the friction force of the pressure sore patch of the goggles or the protective mask and the high-tightness face protective product can be increased, and the pressure sore patch can be prevented from sliding off in the use process.

Example 8

With reference to fig. 1, compared with any one of the technical solutions of embodiments 1 to 7, the pressure sore patch of the present embodiment may be improved as follows: the adhesive further comprises a filling layer 4, wherein the filling layer 4 is arranged between the laminating layer 2 and the outer cover layer 3. Set up filling layer 4 and can be used for improving the holistic mechanical strength of pressure sore subsides, effective dispersion and gentle buffer pressure can bear facial protective articles for use's pressure and not destroyed.

Example 9

Compared with the technical scheme of the embodiment 8, the pressure sore patch of the embodiment can be improved as follows: the filling layer 4 is made of foamed plastic material, and the aperture is 80-100 μm. This setting can make during the two-network hydrogel permeates its aperture to make two-network hydrogel layer (facial laminating layer) use the filling layer as the whole of skeleton, make two-network hydrogel be difficult for local the droing, thereby strengthen the firmness of pressing sore subsides and skin bonding. Meanwhile, the arrangement of the aperture can also ensure the air permeability of the pressure sore paste; in addition, when receiving the exogenic action, the filling layer can absorb the energy and carry out the decomposition, reaches buffering, absorbing effect to in transportation and use, reduce the influence of external force to face laminating layer.

In practical application, the foamed plastic material may be one or more of a chemically cross-linked polyethylene foamed material, an ethylene-propylene-diene copolymer foamed material, an ethylene-vinyl acetate copolymer foamed material, and a polypropylene plastic foamed material.

Example 10

Compared with the technical scheme of the embodiment 9, the pressure sore patch of the embodiment can be improved as follows: the thickness of the filling layer 4 is 0.5-1mm. The setting of this thickness can guarantee to press the driving fit that the sore pasted with facial laminating when guaranteeing double network aquogel fastness and guaranteeing to press the bulk strength that the sore pasted.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (10)

1. The pressure sore paste is characterized by comprising a forehead paste, a nose paste and an ear paste, wherein the forehead paste, the nose paste and the ear paste are connected through easy-tear lines; the forehead pastes the nose paste with the ear pastes and all includes substrate protective layer, binding layer and the outer covering layer from last to bottom laminating in proper order, the binding layer is two network hydrogel layer.

2. The pressure sore patch as recited in claim 1 wherein the substrate protective layer is a waterproof breathable film.

3. The pressure sore patch as recited in claim 2, wherein the waterproof breathable film is any one of a high density polyethylene film, a polyvinyl chloride film and a polypropylene film.

4. The pressure sore patch as recited in claim 1 wherein the substrate protective layer is each 15-25 μm thick.

5. The pressure sore patch as defined in claim 1 wherein the double-network hydrogel layer has a thickness of 0.2-1mm.

6. The pressure sore patch of claim 5 wherein the double-network hydrogel layer is a zwitterionic material-based double-network hydrogel layer.

7. The pressure sore patch as recited in claim 1 wherein the outer cover layer is an elastic polyester film.

8. The pressure sore patch of any one of claims 1-7 further comprising a filler layer disposed between the conforming layer and the outer cover layer.

9. The pressure sore patch as recited in claim 8 wherein the filler layer is a foamed plastic material having a pore size of 80-100 μm.

10. The pressure sore patch as recited in claim 9 wherein the filler layer has a thickness of 0.5-1mm.

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