JPH0956745A - Dressing for adhering to skin - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a convenient dressing for adhering to skin, capable of both operations for opening the package and for adhering to the skin through one action. SOLUTION: A dressing sheet 2 with adhesiveness to skin is provided in the center area on the side of the press-contact seal surface C of a base sheet 1, and as necessary, a protective material layer 3 is provided in the center area of that dressing sheet 2. Split peelable sheets 4a, 4b are provided so as to cover the dressing sheet 2 and the protective material layer 3, and additionally, split cover sheets 5a, 5b cover the side of the press-contacting seal surface C on these split peelable sheets 4a, 4b. Then, a part between one split peelable sheet 4a and one split cover sheet 5a and a part between the other split peelable sheet 4b and the other split cover sheet 5b are respectively adhered at the gluing part 6a, 6b.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention enables a dressing sheet such as an adhesive tape for plasters, a waterproof film, a breathable sheet for wound covering, and a plaster sheet for percutaneous absorption to be applied to the skin with one touch. The present invention relates to a devised and convenient dressing product for skin application.

[0002]

2. Description of the Related Art Adhesive tapes for adhesive plasters, waterproof films,
Breathable sheets for wound covering, plaster sheets for percutaneous absorption and the like can be collectively referred to as dressing sheets, including tape-shaped ones and wide sheet-shaped ones. These dressing sheets are packaged in a packaging material that is easy to open, and are used as they are or in a sterilized state as dressing products.

[0003] A dressing product basically has a similar product structure, and the purpose of protection or treatment is achieved simply by opening the packaging material, taking out the dressing sheet, and attaching it to the affected part of human skin. You can Due to such convenience, dressing products are now widely used.

A first-aid bandage, which is a typical example of a dressing product, basically has the following structure. That is, in the central region of the pressure-sensitive adhesive layer of the pressure-sensitive adhesive tape (woven fabric, non-woven fabric, plastics film, perforated sheet or the like having a pressure-sensitive adhesive layer provided on one surface of a tape-like substrate) According to this, a protective material (nonwoven fabric, gauze, cotton piece, etc.) containing a drug is attached, and a release paper (release sheet) divided from above is laminated so as to cover the entire pressure-sensitive adhesive layer,
All of these are packaged in an easy-open packaging material (usually a paper bag). The packaging material should be provided with a fold-back on one end side,
The packaging material is divided and a fold is provided at the center thereof. There is also a form in which perforations are provided on the packaging material.

When this first-aid bandage is used, the folding of the packaging material is opened by pulling it with a finger, or the packaging material is opened by tearing along the perforations, and then one of the divided release papers is turned over. On the other hand, an adhesive tape is applied to the skin so that the protective material comes into contact with the affected area, and then the other release paper is turned over, and the same operation is performed on the remaining portion.

[0006] Other dressing products such as waterproof films, breathable sheets for wound covering, and plaster sheets for percutaneous absorption basically have a structure similar to that of the above-mentioned first aid bandage, and the skin is formed by a similar operation. Applied to.

[0007]

DISCLOSURE OF INVENTION Problems to be Solved by the Invention As described above, commercially available dressing products such as first-aid bandages can be opened and cut on the skin by providing folding or perforation on the packaging material and separating the release paper. It has been devised so that it can be attached easily, so it is much easier to use than the product a decade ago.

However, dressing products are often applied to the skin by themselves without the help of others, and children, people with physical disabilities, people with impaired eyesight, and injured fingers can be injured. Considering that people who use it will also use it, it is strongly desired to improve its usability.

Under such a background, the present invention provides a skin-adhesive dressing product which is easy to use and can perform both the operation of opening the packaging material and the operation of adhering it to the skin with one touch. The purpose is.

[0010]

Means for Solving the Problems The skin-adhesive dressing product of the present invention has a skin-adhesive property in the central region of the base sheet (1) having a pressure-bonding seal surface (C) on the pressure-bonding seal surface (C) side. A dressing sheet (2) is provided, and a protective material layer (3) is provided in the central area of the dressing sheet (2) as necessary, and the dressing sheet (2) (if there is a protective material layer (3), the dressing sheet Sheet (2) and protective layer
(3)) is provided with separate release sheets (4a), (4b),
Further, from above these split release sheets (4a), (4b), split cover sheets (5a), (5b) having a pressure-bonding seal surface (C).
The crimp seal surface (C) of the split release sheet (4a),
(4b) side and has a structure in which the base sheet (1) is covered by pressure-bonding sealing surface (C) so as to perform pressure-bonding sealing, and one split release sheet (4a) and one split cover Between the sheet (5a) and between the other split release sheet (4b) and the other split cover sheet (5b), the adhesive portion (6
It is characterized in that they are adhered in a) and (6b).

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail.

The dressing product for skin application of the present invention is
Basically, base sheet (1) / dressing sheet
(2) / protective material layer (3) / division release sheets (4a), (4b) / division cover sheets (5a), (5b). However, the protective material layer (3) may be omitted. Also dressing sheet
(2) may have a mount.

The base sheet (1) includes paper, non-woven fabric,
A sheet having a pressure-bonding sealing surface (C) made of a film or the like is used. The crimp seal surface (C) is a surface that adheres to each other when they are pressure-bonded at room temperature (in some cases, when heated), but has little or no adhesion to other surfaces. The pressure-bonding seal surface (C) is formed by applying, impregnating or laminating an adhesive or an adhesive film layer having a pressure-bonding sealability on a paper, a non-woven fabric or a film. Since some films such as polyurethane films have self-adhesive properties themselves, such films can also be used as the base sheet (1) having the pressure-bonding sealing surface (C).

As the dressing sheet (2), adhesive tape for plasters, waterproof film with or without mount, breathable sheet for wound covering with or without mount, plaster sheet for percutaneous absorption, for compresses Sheets, sheets for patch testing, etc. In the case of adhesive tapes for adhesive plasters, for example, tape-like base materials such as woven cloth, non-woven cloth, plastics film, plastics non-woven cloth, and perforated sheet having an adhesive layer provided on one side are used. May contain drugs. The waterproof film is preferably an ultrathin film.
The breathable breathable sheet is preferably permeable to air but impermeable to water and microorganisms.

As the protective material layer (3), non-woven fabric, gauze,
Cotton pieces, cotton cloth, sponge, etc. may be added and may contain chemicals such as bactericidal agents, and in order to prevent them from adhering to the wound, provide a perforated polyethylene film etc. on the side that contacts the wound. There is also. The protective material layer (3) is an optional layer provided as necessary and can be omitted.

As the split release sheets (4a) and (4b), for example, a release sheet made of paper or film having a surface treated with a release agent such as silicone and divided into two is used.

As the split cover sheets (5a) and (5b), similarly to the above base sheet (1), a sheet having a pressure-bonding sealing surface (C) made of paper, non-woven fabric, film or the like is used. It is desirable that the split cover sheets (5a) and (5b) have folds formed at the central end portion and / or the outer end portion in order to facilitate opening.

Crimping seal surface of the above base sheet (1)
Provide the dressing sheet (2) in the center area on the (C) side,
A protective material layer (3) is provided in the central area of the dressing sheet (2) if necessary, and these dressing sheet (2)
(Dressing sheet for protective material layer (3), if any)
(2) and protective material layer (3))
Provide (4a) and (4b). In this case, the dressing sheet
The skin adhering surface of (2) should be on the upper surface, and the release treated surfaces of the split release sheets (4a) and (4b) should be on the lower surface.

Further, these divided release sheets (4a), (4b)
From the top, attach the split cover sheets (5a) and (5b) so that their crimp seal surfaces (C) face the split release sheets (4a) and (4b) side, and press-fit the base sheet (1) above. Cover so that it makes a crimp seal with the sealing surface (C).

When the protective material layer (3) is provided in the central area of the dressing sheet (2), the division release sheets (4a), (4b)
If either one of them covers all or most of the protective material layer (3), the sticking operation to the skin becomes easy.

In the skin-adhesive dressing product of the present invention, between the split release sheet (4a) on one side and the split cover sheet (5a) on the other side, and the split release sheet on the other side.
The (4b) and the other divided cover sheet (5b) are adhered to each other at the adhesive parts (6a) and (6b). That is, the split cover sheet (5a) and the split release sheet (4a), and the split cover sheet (5b) and the split release sheet (4b) are set to have an interlocking relationship. Partial adhesion is sufficient for the adhesive parts (6a) and (6b), but wide-area adhesion is also acceptable. In the case of partial bonding, at least one of the bonding parts (6a) and (6b) may be partially bonded at a plurality of locations.

In terms of operation, in using the skin-adhesive dressing product of the present invention, first, one of the divided cover sheets (5a) and (5b) (for example, (5
Turn a)) with your finger. Then, the split cover sheet (5a) and the split release sheet (4a) are bonded by the adhesive portion (6a), so the split release sheet (4a) is lifted up together, and a protective material provided as necessary. All or most of the layer (3) and approximately half or more of the dressing sheet (2) are exposed. In this state, it is attached to the affected part of the human skin, and then the other split cover sheet (5b) is turned over with a finger, and the split cover sheet (5b) and the split release sheet (4b) are bonded with an adhesive part (6b). Since it is bonded, the split release sheet (4b) is lifted up together, and the rest of the protective material layer (3) and the dressing sheet (2)
The rest of is exposed. In this state, if it is pressed against the affected area as it is, the sticking operation is completed.

Although this operation looks complicated at first glance, it is actually quite simple, and both the opening operation and the sticking operation can be achieved with one touch. In the skin-dressing dressing product of the present invention,
Split cover sheets (5a), (5b) and split release sheets (4a), (4
This is because it is configured so as to be linked with b).

[0024]

EXAMPLES The present invention will be further described with reference to examples. In addition, in Examples 4 to 9, a dressing sheet
Although the type of (2) is not mentioned, the dressing sheets (2) in these examples include adhesive tapes for plasters, waterproof films with or without backing, and wound coverings with or without backing. A breathable sheet, a percutaneous plaster sheet, a compress sheet, a patch test sheet and the like can be used.

Example 1 FIG. 1 shows the dressing product for skin-adhesion of the present invention as a protective material layer.
(3) A cross-sectional view showing an example of the case of a first-aid bandage with a cover, showing the case where the split cover sheets (5a), (5b) can be opened from the end near the center. FIG. 2 is a cross-sectional view of the dressing product for skin patch of FIG. 1 during an opening operation.

<Structure> (1) is a tape-shaped base sheet made of paper, the upper surface of which is the pressure-bonding sealing surface (C).

(2) is a pressure-sensitive adhesive tape for bandages as an example of a dressing sheet, which comprises a stretchable polyurethane non-woven fabric coated with an acrylic pressure-sensitive adhesive composition on one side to form a pressure-sensitive adhesive layer.

(3) is a protective material layer, which has a structure in which a non-woven fabric containing acrinol is integrally wrapped with gauze.
This protective material layer (3) is applied to the dressing sheet (adhesive tape) in the central area of the dressing sheet (3).
It is adhesively fixed to the upper surface of (2).

(4a) and (4b) are split release sheets made of paper release-treated with a silicone release agent, one split release sheet (4a) covering just the entire protective material layer (3). The other split release sheet (4b) is laminated on the dressing sheet (adhesive tape) (2) so that the release treatment surface is the bottom surface so as to be separated from the protective material layer (3).

(5a) and (5b) are split cover sheets, which are made of the same sheet as the base sheet (1) described above. The split cover sheets (5a), (5b) have the lower surface side as the pressure-bonding seal surface (C), and the split release sheets (4a), (4b)
It is used corresponding to each of. Split cover sheet
(5a) and (5b) are folded back at the end near the center as shown in FIG. 1 and part of them are overlapped with each other. Part of the overlapped part of the split cover sheets (5a) and (5b) Crimp seal surfaces (C), (C) are crimp sealed together. (c) is a crimp seal part.

Since the pressure-bonding seal surface (C) of the divided cover sheets (5a) and (5b) faces the pressure-bond seal surface (C) of the base sheet (1), both sheets have a Sheet (2), protective material layer (3), split release sheet (4
They are crimp-sealed to each other (at the parts where a) and (4b) are not placed. (c) is a crimp seal part.

In the above, one of the split release sheets (4a)
And one of the split cover sheets (5a) are bonded to each other by the adhesive (6
Partly bonded by (a), and the other split release sheet (4b) and the other split cover sheet (5b) are bonded to each other at the bonding portion (6b).
Partially bonded with.

<Usage> When one end of the cover sheet (5a) near the center is pinched with fingers and turned over against the sealing force of the crimp seal part (c), the split cover sheet (5a) is divided as shown in FIG. The release sheet (4a) is lifted up together, and the entire protective material layer (3) and almost half of the dressing sheet (adhesive tape) (2) are exposed. In this state, the release sheet (4a) is attached to the affected part of human skin. Then, by pinching the end of the other split cover sheet (5b) near the center with fingers, the other split release sheet (4b) is lifted up together as shown in FIG. 2 and the dressing sheet (2) The residue is exposed, so press it directly onto the affected area. As a result, both opening and sticking operations can be achieved extremely easily.

Example 2 Example 2 except that as the dressing sheet (2), an ultrathin waterproof sheet made of a polyurethane film having an adhesive property on the upper surface side (which allows air to pass but does not allow water and bacteria to pass) is used. A skin-adhesive dressing product was prepared in the same manner as in 1. The structure of this skin-adhesive dressing product is the same as in FIG. 1, and the usage is the same as in FIG. The protective material layer (3) can be omitted. Also, as the dressing sheet (2), an ultra-thin waterproof sheet with a mount can be used.

Example 3 FIG. 3 shows the dressing product for skin-adhesion of the present invention as a protective material layer.
(3) It is a cross-sectional view showing an example of the case of the first-aid bandage without, showing the case where the split cover sheets (5a), (5b) can be opened from the end near the center.

A skin-adhesive dressing product was prepared in the same manner as in Example 1 except that an adhesive tape for adhesive plaster was used as the dressing sheet (2) and the protective material layer (3) was omitted. Also in this case, both the opening operation and the sticking operation can be achieved extremely easily.

Example 4 FIG. 4 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention having a protective material layer (3). One of the divided cover sheets (5a), (5b) is the outer end. From the parts, the other can be opened from the end closer to the center. FIG.
FIG. 6 is a cross-sectional view of the dressing product for skin patch of FIG. 4 at the time of opening operation.

When one of the split cover sheets (5a) is flipped with fingers from the outer end portion against the sealing force of the pressure-bonding seal portion (c), the split release sheet (4a) is lifted up together to form a protective material layer.
Since the whole of (3) and almost half of the dressing sheet (2) are exposed, in this state, it is attached to the affected part of human skin. Then, by turning over the fold provided at the end near the center of the other split cover sheet (5b), the other split release sheet
(4b) will be lifted up together and the rest of the dressing sheet (2) will be exposed, so press it directly onto the affected area. As a result, both opening and sticking operations can be achieved extremely easily.

Example 5 FIG. 6 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention without the protective material layer (3). One of the divided cover sheets (5a) and (5b) is the outer end. From the parts, the other can be opened from the end closer to the center.

This Example 5 has the same structure as that of Example 4 except that it does not have the protective material layer (3), and the unsealing operation can be performed in the same manner as in Example 4.

Example 6 FIG. 7 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention having a protective material layer (3). One of the split cover sheets (5a) and (5b) is the outer end. From the parts, the other can be opened from the end closer to the center.

In Example 6, the split release sheet was used.
The other split release sheet (4b) of (4a) and (4b) is also a protective material layer.
It is provided so as to slightly overlap (3).

When one of the split cover sheets (5a) is flipped from its outer end with fingers, the split release sheet (4a) is lifted up together, and most of the protective material layer (3) and the dressing sheet are covered.
Since almost half of (2) is exposed, it is applied to the affected part of human skin in this state. Then, turn the other end of the other cover sheet (5b) toward the center with your finger, and the other split release sheet (4
b) is lifted up together, and the rest of the protective material layer (3) and the other half of the dressing sheet (2) are exposed, so press it directly onto the affected area. As a result, both opening and sticking operations can be achieved extremely easily.

Example 7 FIG. 8 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention without the protective material layer (3). One of the divided cover sheets (5a) and (5b) is the outer end. From the parts, the other can be opened from the end closer to the center.

This Example 7 has the same structure as that of Example 6 except that the protective material layer (3) is not provided, and the unsealing operation can be performed in the same manner as in Example 6.

Example 8 FIG. 9 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention having a protective material layer (3). One of the divided cover sheets (5a), (5b) is an outer end. It is shown that the opening can be performed from either of the section and the end near the center, and the other can be opened from the end near the center.

This eighth embodiment is similar to the fourth embodiment, except that there are two bonded portions (see FIG. 9) between one split cover sheet (5a) and one split release sheet (4a). Partial adhesion is made with 6a) so that one of the split cover sheets (5a) can be opened from either the outer end or the end near the center.

Example 9 FIG. 10 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention without the protective material layer (3). One of the divided cover sheets (5a) and (5b) is the outer end. It is shown that the opening can be performed from either of the section and the end near the center, and the other can be opened from the end near the center.

This ninth embodiment is similar to the fifth embodiment, but two adhesive parts (as shown in FIG. 10) are provided between one split cover sheet (5a) and one split release sheet (4a). Partial adhesion is made with 6a) so that one of the split cover sheets (5a) can be opened from either the outer end or the end near the center.

[0050]

EFFECTS OF THE INVENTION In the skin-adhesive dressing sheet product of the present invention, when the cover sheet that constitutes the packaging material is lifted, the release sheet is simultaneously lifted, and the dressing sheet (which may have a protective material layer) is applied to the human skin. It can be attached with one touch. In this way, both opening and sticking operations can be done with one touch, so it is extremely easy to use, children, people with physical disabilities, people with impaired eyesight,
It is also easy to use for people with injured fingertips.

Furthermore, the skin-adhesive dressing product of the present invention can be manufactured by slightly improving the existing dressing product manufacturing apparatus, which is advantageous in manufacturing cost.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing an example of a case where the skin-adhesive dressing product of the present invention is a first-aid bandage with a protective material layer (3), in which the split cover sheets (5a) and (5b) are placed near the center. The case where it can be opened from the end is shown.

FIG. 2 is a cross-sectional view of the skin-adhesive dressing product of FIG. 1 during an opening operation.

FIG. 3 is a cross-sectional view showing an example of the case where the skin-dressing dressing product of the present invention is a first-aid bandage without the protective material layer (3), and the divided cover sheets (5a), (5b) are located near the center. The case where it can be opened from the end is shown.

FIG. 4 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention with a protective material layer (3), in which one of the split cover sheets (5a) and (5b) is placed from the outer end and the other is placed. It shows the case where the opening can be performed from the end near the center.

5 is a cross-sectional view of the dressing product for skin patch of FIG. 4 at the time of opening operation.

FIG. 6 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention without the protective material layer (3), in which one of the split cover sheets (5a) and (5b) is from the outer end and the other is It shows the case where the opening can be performed from the end near the center.

FIG. 7 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention having a protective material layer (3), in which one of the split cover sheets (5a) and (5b) is placed from the outer end portion and the other is placed. It shows the case where the opening can be performed from the end near the center.

FIG. 8 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention without the protective material layer (3), in which one of the split cover sheets (5a) and (5b) is from the outer end and the other is It shows the case where the opening can be performed from the end near the center.

FIG. 9 is a cross-sectional view showing an example of a skin-adhesive dressing product of the present invention having a protective material layer (3), in which one of the split cover sheets (5a) and (5b) is placed at the outer end and near the center. It is shown that the opening can be performed from either of the ends and the other can be opened from the end near the center.

FIG. 10 is a cross-sectional view showing an example of the skin-adhesive dressing product of the present invention without the protective material layer (3), in which one of the divided cover sheets (5a) and (5b) is placed at the outer end and near the center. It is shown that the opening can be performed from either of the ends and the other can be opened from the end near the center.

[Explanation of symbols]

 (1) ... base sheet, (2) ... dressing sheet, (3) ... protective material layer, (4a), (4b) ... division release sheet, (5a), (5b) ... division cover sheet, (6a), (6b)… Adhesive part, (C)… Crimping seal surface, (c)… Crimping seal part

Claims (4)

[Claims] 1. A base sheet having a pressure-bonding sealing surface (C).
A dressing sheet (2) with skin-adhesive properties is provided in the central area on the pressure-bonded seal surface (C) side of (1), and a protective material layer (3) is provided in the central area of the dressing sheet (2) if necessary. Provide the dressing sheet (2) (If there is a protective material layer (3), the dressing sheet (2) and protective material layer
(3)) divided release sheet (4a), (4b) is provided,
Further, from above these split release sheets (4a), (4b), split cover sheets (5a), (5b) having a pressure-bonding seal surface (C).
The crimp seal surface (C) of the split release sheet (4a),
(4b) side and has a structure in which the base sheet (1) is covered by pressure-bonding sealing surface (C) so as to perform pressure-bonding sealing, and one split release sheet (4a) and one split cover Between the sheet (5a) and between the other split release sheet (4b) and the other split cover sheet (5b), the adhesive portion (6
A skin-adhesive dressing product characterized by being adhered by a) and (6b). 2. A dressing sheet (2) is provided with a protective material layer (3) in the central region thereof, and a split release sheet (4a),
The skin-adhesive dressing product according to claim 1, wherein either one of (4b) covers all or most of the protective material layer (3). 3. A dressing sheet having skin adhesiveness.
(2) is adhesive tape for bandages, waterproofing film with or without backing, breathable sheet for wound covering with or without backing, transdermal plaster sheet, poultice sheet or patch test sheet The dressing product for attachment to skin according to claim 1 or 2. 4. The skin according to claim 1, wherein the split cover sheets (5a), (5b) can be opened from the central end portion and / or the outer end portion. Adhesive dressing products.