CN214017663U - Skin incision closing device - Google Patents

Abstract

The utility model provides a skin incision closer. The skin incision closer includes: a first substrate for adhering to a first side of a skin incision; a second substrate for adhering to a second side of the skin incision; and a plurality of closure components connected to the first and second substrates for adjusting a distance between the first and second substrates to close the skin incision. Wherein each closure assembly is secured to the first and second base panels, respectively, by a base structure comprising a base portion and a flange portion projecting around a periphery of the base portion towards the first and second base panels. By providing the flange portion, it is possible to prevent the adhesive from overflowing, increase the adhesive area, and enhance the fixing effect.

Description

Skin incision closing device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to skin incision closer.

Background

Skin incision closure devices generally include a first substrate for adhering to a first side of a skin incision and a second substrate for adhering to a second side of the skin incision. A plurality of closure components are connected to the first and second base plates for adjusting a distance between the first and second base plates to close the skin incision.

In the existing skin incision closer, the bottom surface of the base structure of the closing component is smooth, the adhesive cannot be stored after being squeezed, the overflow of the adhesive cannot be inhibited, and the adhesion effect is weak.

SUMMERY OF THE UTILITY MODEL

The utility model provides a skin incision closer of institutional advancement through providing the flange part, can avoid the adhesive to spill over, increases bonding area, strengthens fixed effect.

According to the technical scheme of the utility model, a skin incision closer is provided, include: a first substrate for adhering to a first side of a skin incision; a second substrate for adhering to a second side of the skin incision; and a plurality of closure components connected to the first and second substrates for adjusting a distance between the first and second substrates to close the skin incision. Wherein each closure assembly is secured to the first and second base panels, respectively, by a base structure that includes a floor portion and a flange portion that projects around a periphery of the floor portion toward the first and second base panels.

Optionally, the sole portion is provided with a plurality of projections projecting from the sole portion.

Optionally, the height of the flange portion or the protrusion is 0.15-0.25 mm.

Optionally, the height of the projection is equal to or less than the height of the flange portion.

Optionally, the projection is a circular or elliptical post.

Optionally, the protrusions are convex ribs which are parallel to each other and distributed in a staggered manner.

Optionally, the base structure is made of a nylon resin material.

Optionally, the nylon resin is selected from PA11 or PA 12.

Optionally, the plurality of closure components comprises a first closure component extending in a first direction oblique to the direction of extension of the skin incision.

Optionally, the plurality of closure components further comprises a second closure component extending along a second direction oblique to the direction of extension of the skin incision.

Optionally, the first closure component and the second closure component are staggered with respect to each other.

Optionally, each closure assembly comprises a pull rod and a catch cooperating with the pull rod, the pull rod and the catch being secured to one of the first and second base plates, respectively, by respective base structures.

Optionally, the pull rod and the catch are each integrally formed with a respective base structure.

Optionally, one end of the pull rod is fixed to one of the first base plate and the second base plate, and the other end of the pull rod is provided with a pull ring.

Optionally, the pull rod is provided with a plurality of tooth-shaped grooves, and the buckle is provided with a clamping tongue clamped and fixed with the tooth-shaped grooves of the pull rod.

Compared with the prior art, the utility model discloses technical scheme has following beneficial effect:

according to an embodiment of the invention, each closure assembly is fixed to the first base plate and the second base plate, respectively, by a base structure comprising a bottom surface portion and a flange portion protruding around the periphery of the bottom surface portion towards the first base plate and the second base plate. By providing the flange portion, more adhesive can be effectively stored as it enters the bottom of the base structure, avoiding spillage of adhesive.

Further, the bottom surface portion is provided with a plurality of protrusions protruding from the bottom surface portion, and the protrusions may be posts having a cylindrical shape or ribs parallel to each other and distributed in a staggered manner. When the adhesive enters the bottom of the base structure, more adhesive can be effectively stored, the adhesive is prevented from overflowing, the adhesion area is increased, and the fixing effect is enhanced.

Drawings

Other features and advantages of the present invention will be better understood from the following detailed description of alternative embodiments, taken in conjunction with the accompanying drawings, in which like reference characters designate the same or similar parts, and in which:

fig. 1 shows a schematic structural view of a skin incision closure according to a first embodiment of the present invention;

FIG. 2 shows a schematic structural view of one embodiment of the base structure of the skin incision closure of FIG. 1;

FIG. 3 shows a schematic structural view of another embodiment of the base structure of the skin incision closure of FIG. 1;

FIG. 4 shows a schematic structural view of a further embodiment of the base structure of the skin incision closure of FIG. 1; and

figure 5 shows a schematic structural view of a skin incision closure according to a second embodiment of the present invention;

fig. 6 shows a schematic structural view of a skin incision closure according to a third embodiment of the present invention.

Detailed Description

The practice and use of the embodiments are discussed in detail below. It should be understood, however, that the specific embodiments discussed are merely illustrative of specific ways to make and use the invention, and do not limit the scope of the invention. The description herein of the structural positions of the respective components, such as the directions of upper, lower, top, bottom, etc., is not absolute, but relative. When the respective components are arranged as shown in the drawings, these direction expressions are appropriate, but when the positions of the respective components in the drawings are changed, these direction expressions are changed accordingly.

An embodiment of the utility model provides a skin incision closer, include: a first substrate for adhering to a first side of a skin incision; a second substrate for adhering to a second side of the skin incision; and a plurality of closure components connected to the first and second substrates for adjusting a distance between the first and second substrates to close the skin incision. Each closure assembly is secured to the first and second base panels, respectively, by a base structure that includes a bottom portion and a flange portion that projects around the periphery of the bottom portion toward the first and second base panels. By providing the flange portion, it is possible to prevent the adhesive from overflowing, increase the adhesive area, and enhance the fixing effect.

Fig. 1 shows a schematic structural view of a skin incision closure 100 according to a first embodiment of the present invention.

In particular, the skin incision closure 100 comprises a first base plate 10, a second base plate 20 and a plurality of first closure components 30. The first substrate 10 and the second substrate 20 are parallel to each other and spaced apart a distance slightly greater than the width of the wound or incision 60. The first substrate 10 is for adhering to a first side of a skin wound or incision 60 and the second substrate 20 is for adhering to a second side of the skin wound or incision 60. Each first closure assembly 30 is connected to the first and second base panels 10, 20 for adjusting the distance between the first and second base panels 10, 20 to close a wound or incision 60. Wherein the interval between two adjacent first closing components 30 is 8-20 mm, for example 10 mm.

Wherein, in a plane defined by the first substrate 10 or the second substrate 20, each first closure component 30 extends in a first direction oblique to the direction of extension of the wound or incision 60 such that the first closure force (tension) provided by each first closure component 30 is resolved into a first lateral closure force or lateral tension force Fy perpendicular to the direction of extension of the wound or incision 60 and a first longitudinal closure force or longitudinal tension force Fx parallel to the direction of extension of the wound or incision 60. Here, the lateral direction means a direction perpendicular to the extending direction of the wound or incision 60, and the longitudinal direction means a direction parallel to the extending direction of the wound or incision 60.

In some embodiments, the first substrate 10 includes a plurality of first substrate layers 11, a first adhesive layer, and a first outer skin layer 12, the plurality of first substrate layers 11 being adhered to a first lower surface of the first adhesive layer and spaced apart from each other along a length of the first substrate 10, the first outer skin layer 12 being adhered to a first upper surface of the first adhesive layer. The plurality of first substrate layers 11 are adhered, in use, to a first side of a skin wound or incision 60.

In some embodiments, the second substrate 20 includes a plurality of second substrate layers 21, a second adhesive layer, and a second outer skin layer 22, the plurality of second substrate layers 21 being adhered to a second lower surface of the second adhesive layer and spaced apart from each other along a length of the second substrate 20, and the second outer skin layer 22 being adhered to a second upper surface of the second adhesive layer. The plurality of second substrate layers 21 are adhered, in use, to a second side of the skin wound or incision 60.

In some embodiments, the plurality of first base layers 11 of the first substrate 10 and the plurality of second base layers 21 of the second substrate 20 are staggered along the extending direction of the wound or incision 60.

In some embodiments, the projections of the plurality of first closure components 30 on the first or second base panel 10, 20 are inclined at an angle of 2.5 ° to 10 ° in a clockwise direction relative to a transverse direction perpendicular to the direction of extension of the wound or incision 60.

According to an embodiment of the present invention, a base structure 80 is provided, to which each closing assembly is fixed by the base structure 80 the first base plate 10 and the second base plate 20, respectively.

As shown in fig. 2, the base structure 80 includes a bottom surface portion 81 and a flange portion 82 protruding toward the first substrate 10 and the second substrate 20 around the periphery of the bottom surface portion 81. By providing the flange portion 82, more adhesive can be effectively stored as it enters the bottom of the base structure 80, avoiding spillage of the adhesive.

In some embodiments, the bottom portion 81 is provided with a plurality of protrusions protruding from the bottom portion 81. The height of the flange portion 82 or the protrusion is 0.15 to 0.25 mm. The height of the projection is equal to or less than the height of the flange portion 82.

As shown in fig. 3, the protrusion is a circular or elliptical convex pillar 811, and the size and shape of the convex pillars 811 may be the same or different. In some embodiments, the plurality of posts 811 are uniformly arranged; in other embodiments, the plurality of studs 811 may also be irregularly arranged.

As shown in fig. 4, the protrusions are ribs 812 parallel to each other and staggered to form a grid structure. The spacing between adjacent ribs 812 may or may not be the same. In other embodiments, the protrusions may comprise a plurality of ribs in any arrangement, such as non-parallel ribs, parallel non-staggered ribs, and the like.

When the first closure member 30 is fixed to the first substrate 10 or the second substrate 20 using an adhesive, the adhesive enters the bottom of the base structure 80, and after being pressed, more adhesive can be effectively stored due to the restriction of the flange portion 82, thereby preventing the adhesive from overflowing. In addition, by providing a plurality of protrusions, the bonding area is increased, and the fixing effect is enhanced.

In some embodiments, the base structure 80 is made of a nylon resin material, for example, selected from PA11 or PA 12.

Specifically, each first closing element 30 comprises a pull rod 31 and a catch 32 cooperating with the pull rod 31, the pull rod 31 being fixed to the second base plate 20 by the base structure 80, and the catch 32 being fixed to the first base plate 10 by the base structure 80. The pull rod 31 is provided with a plurality of tooth-shaped grooves 311, and the buckle 32 is provided with a clamping tongue 321 which is clamped and fixed with the tooth-shaped grooves 311 of the pull rod 31. One end of the pull rod 31 is fixed to the second substrate 20, and the other end of the pull rod 31 is provided with a pull ring 312 for a user to operate.

In some embodiments, the tie rod 31 and the catch 32 may be fixed to the base structure 80 in a known manner, or may be formed integrally with the base structure 80.

In some embodiments, the skin incision closer 100 further comprises: a release layer 70 to which the first substrate 10 and the second substrate 20 are respectively adhered. The release layer 70 includes a tear-off sheet 71 and a release sheet 72, and the surfaces of the tear-off sheet 71 and the release sheet 72 contacting each other are inclined surfaces. The tear-off strip 71 is provided with a tear-off portion 711 protruding from an edge thereof to facilitate the tear-off strip 71 to be torn off from the first substrate 10 and the second substrate 20. The peeling sheet 72 is provided with a peeling portion 721 protruding from an edge thereof, facilitating peeling of the peeling sheet 72 from the first substrate 10 and the second substrate 20.

In some embodiments, the release layer 70 is made of a thermoplastic elastomer (TPE) material. When in use, the first substrate 10 and the second substrate 20 are separated from the release layer 70 without remaining on the release layer 70, and the release layer 70 has non-adhesive and non-residue properties.

In some embodiments, the plurality of first base layers 11 of the first substrate 10 and/or the plurality of second base layers 21 of the second substrate 20 are made of a hydrocolloid material.

In some embodiments, the first adhesive layer of the first substrate 10 and/or the second adhesive layer of the second substrate 20 are made of acrylic material, and thus have good adhesion, tack-holding property and breathability, so that the first substrate 10 and the second substrate 20 are adhered to both sides of the wound or incision 60, respectively.

In some embodiments, the thickness of the plurality of first substrate layers 11 is greater than the thickness of the first adhesive layer, and the thickness of the plurality of second substrate layers 21 is greater than the thickness of the second adhesive layer. In some embodiments, the thickness of the plurality of first substrate layers 11 and/or the plurality of second substrate layers 21 is 0.15 to 0.3mm, and the thickness of the first adhesive layer and/or the second adhesive layer is 0.02 to 0.05 mm.

In some embodiments, the spacing between the first substrate layers 11 is 1-2 mm, and the spacing between the second substrate layers 21 is 1-2 mm.

In some embodiments, the first substrate 10 and the second substrate 20 are arranged parallel to each other. The distance between the first substrate 10 and the second substrate 20 is 5-10 mm. The length of the first substrate 10 and/or the second substrate 20 is suitable for providing two or more first closing components 30, for example, in practical application, 2 to 32 first closing components 30 can be provided. The first substrate 10 and/or the second substrate 20 has a width greater than 10mm, for example a width of 20 mm.

In use, the tear-off strip 71 is torn off, the peel-off strip 72 is torn off, the first substrate 10 and the second substrate 20 are attached to two sides of the wound or cut 60, and then a user puts fingers into the pull ring 312, pulls each pull rod 31 with force, adjusts the position, and fixes the pull rod in the buckle 32, thereby adjusting the distance between the first substrate 10 and the second substrate 20 to close the wound or cut 60.

By means of the obliquely arranged plurality of first closure components 30, it is possible to provide a certain amount of first lateral closing force perpendicular to the direction of extension of the wound or incision 60 and first longitudinal closing force parallel to the direction of extension of the wound or incision 60 in the plane of the first base plate 10 and the second base plate 20, the first lateral closing force perpendicular to the direction of extension of the wound or incision 60 facilitating tensioning of the wound or incision 60, thereby promoting healing of the wound or incision; and the first longitudinal closing force parallel to the extending direction of the wound or incision 60 can maintain the wound or incision 60 not to generate longitudinal dislocation (the first substrate 10 and the second substrate 20 slide relatively in the extending direction parallel to the wound or incision 60) after being subjected to a relatively large tangential pulling force, thereby maintaining the stable environment of the wound or incision 60 and being not easy to generate healing scars.

Further, since the first substrate 10 and the second substrate 20 have strong adhesiveness to the skin and strong elasticity, the first substrate 10 and the second substrate 20 are repeatedly stretched and deformed when repeatedly stretched, and the adhesion to the skin is lost. By providing the first and second base layers 11 and 21 on the first and second substrates 10 and 20 at intervals, the first and second adhesive layers within the range of the first and second base layers 11 and 21 are prevented from being deformed by tension, and the skin can be prevented from being stuck. Moreover, the first adhesive layer and the second adhesive layer are relatively thin and are easily broken by concentrated stress of the pull rod and the buckle, and the relatively thick first base layer and the relatively thick second base layer can eliminate the concentrated stress and prevent the first substrate 10 and the second substrate 20 from being broken by the pull rod and the buckle.

Fig. 5 shows a schematic structural view of a skin incision closure 200 according to a second embodiment of the present invention. In addition to having the overall structure of the skin incision closure 100 shown in fig. 1, the skin incision closure 200 shown in fig. 5 also includes a plurality of second closure components 40. A second closure assembly 40 is connected to the first and second base panels 10, 20 for adjusting the distance between the first and second base panels 10, 20 to close a wound or incision 60.

Wherein, in a plane defined by the first substrate 10 or the second substrate 20, each second closure component 40 extends along a second direction that is oblique to the direction of extension of the wound or incision 60 such that the second closure force provided by each second closure component 40 resolves into a second lateral closure force that is perpendicular to the direction of extension of the wound or incision 60 and a second longitudinal closure force that is parallel to the direction of extension of the wound or incision 60.

In some embodiments, the projections of the plurality of first closure elements 30 on the first or second base panels 10, 20 are inclined at an angle of 2.5 ° to 10 ° in a clockwise direction with respect to a direction perpendicular to the direction of extension of the wound or incision 60, and the projections of the plurality of second closure elements 40 on the first or second base panels 10, 20 are inclined at an angle of 2.5 ° to 10 ° in a counterclockwise direction with respect to the direction perpendicular to the direction of extension of the wound or incision 60.

In some embodiments, the plurality of first closure components 30 and the plurality of second closure components 40 are oppositely disposed. In some embodiments, the plurality of first closure components 30 and the plurality of second closure components 40 are staggered relative to one another.

In some embodiments, the spacing between the first plurality of closure elements is 8 to 20mm, such as 10mm, and the spacing between the second plurality of closure elements is 8 to 20mm, such as 10 mm.

Specifically, each second closing element 40 comprises a pull rod 41 and a catch 42 cooperating with the pull rod 41, the pull rod 41 being fixed to the first base plate 10 by the base structure 80, and the catch 42 being fixed to the second base plate 20 by the base structure 80. The pull rod 41 is provided with a plurality of tooth-shaped grooves 411, and the buckle 42 is provided with a clamping tongue 421 clamped and fixed with the tooth-shaped grooves 411 of the pull rod 41. One end of the pull rod 41 is fixed to the first substrate 10, and the other end of the pull rod 41 is provided with a pull ring 412 for a user to operate.

In some embodiments, the tie rod 41 and the catch 42 may be secured to the base structure 80 in a known manner, or may be integrally formed with the base structure 80.

By arranging the first and second closure components 30, 40 obliquely with respect to the direction of extension of the wound or incision 60 such that the first and second closure components 30, 40 are opposed to and staggered with respect to each other, the first closure component 30 provides a first closure force that is resolved in the plane of the first or second substrate 10, 20 into a first lateral closure force perpendicular to the direction of extension of the wound or incision 60 and a first longitudinal closure force parallel to the direction of extension of the wound or incision 60, and the second closure component 40 provides a second closure force that is resolved in the plane of the first or second substrate 10, 20 into a second lateral closure force perpendicular to the direction of extension of the wound or incision 60 and a second longitudinal closure force parallel to the direction of extension of the wound or incision 60.

Wherein, the first lateral closing force and the second lateral closing force strain the first base plate 10 and the second base plate 20 along opposite directions in a lateral direction perpendicular to the extending direction of the wound or incision 60, which is favorable for straining the wound or incision 60, thereby being favorable for healing of the wound or incision 60, the first longitudinal closing force and the first longitudinal closing force strain the first base plate 10 and the second base plate 20 along opposite directions in a longitudinal direction parallel to the extending direction of the wound or incision, thereby being capable of maintaining the wound or incision without lateral dislocation (relative sliding of the first base plate 10 and the second base plate 20 in the extending direction parallel to the wound or incision 60) after being subjected to relatively large tangential tension, thereby maintaining the stable environment of the wound or incision 60 and being not easy to generate healing scars.

Fig. 6 shows a schematic structural view of a skin incision closure 300 according to a third embodiment of the present invention. In addition to having the overall structure of the skin incision closure 200 shown in fig. 5, the skin incision closure 300 shown in fig. 6 also includes at least one third closure component 50. The third closing member 50 is connected to the first base plate 10 and the second base plate 20 for adjusting a distance between the first base plate 10 and the second base plate 20. While one third closure component 50 is disposed at the leftmost end of the skin incision closure 300 in FIG. 6, in other embodiments, one or more third closure components 50 may be disposed at other locations on the skin incision closure 300.

Specifically, the third closing component 50 includes a pull rod 51 and a buckle 52 cooperating with the pull rod 51, the pull rod 51 is fixed to the second substrate 20 through the base structure 80, and the buckle 52 is fixed to the first substrate 10 through the base structure 80. The pull rod 51 is provided with a plurality of tooth-shaped grooves 511, and the buckle 52 is provided with a clamping tongue 521 which is clamped and fixed with the tooth-shaped grooves 511 of the pull rod 51. One end of the pull rod 51 is fixed to the second substrate 20, and the other end of the pull rod 51 is provided with a pull ring 512, which is convenient for a user to operate.

In other embodiments according to the present invention, the plurality of first closure components 30, the plurality of second closure components 40, and the plurality of third closure components 50 are disposed in any suitable order and distance on the first base plate 10 and the second base plate 20.

In each of the embodiments shown in fig. 1, 5 and 6, the first closure element 30, the second closure element 40 and the third closure element 50 are all in close proximity to the first substrate 10 or the second substrate 20, so that the forces applied to the first substrate 10 or the second substrate 20 by the first closure element 30, the second closure element 40 and the third closure element 50 are all substantially in the plane of the first substrate 10 or the second substrate 20 or in a plane parallel to the first substrate 10 or the second substrate 20.

According to the utility model discloses an embodiment, through providing around the peripheral convex flange part of bottom surface part and follow the convex arch of bottom surface part when the adhesive gets into base structure's bottom, can effectively store more adhesives, avoid the adhesive to spill over, increase bonding area simultaneously, strengthen fixed effect.

According to the utility model discloses an embodiment, skin incision closer structural design is reasonable, and convenient to use in clinical operation, has both simplified medical personnel's work flow, has guaranteed the closed effect of good wound again, alleviates the formation of patient affected part scar again greatly.

The technical content and technical features of the present invention have been disclosed above, but it should be understood that various changes and modifications can be made to the concept disclosed above by those skilled in the art under the inventive concept of the present invention, and all fall within the scope of the present invention. The above description of embodiments is intended to be illustrative, and not restrictive, and the scope of the invention is defined by the appended claims.

Claims (15)

1. A skin incision closure, comprising:

a first substrate for adhering to a first side of a skin incision;

a second substrate for adhering to a second side of the skin incision; and

a plurality of closure components connected to the first and second base plates for adjusting a distance between the first and second base plates to close the skin incision;

wherein each closure assembly is secured to the first and second base panels, respectively, by a base structure including a bottom portion and a flange portion projecting toward the first and second base panels about a periphery of the bottom portion.

2. The skin incision closure of claim 1, wherein the bottom portion is provided with a plurality of protrusions protruding from the bottom portion.

3. The skin incision closure of claim 2, wherein the height of the flange portion or the protrusion is 0.15-0.25 mm.

4. The skin incision closure of claim 3, wherein the height of the protrusion is equal to or less than the height of the flange portion.

5. The skin incision closure of any one of claims 2 to 4, wherein the protrusions are circular or elliptical posts.

6. The skin incision closure of any one of claims 2 to 4, wherein the protrusions are ribs that are parallel to each other and staggered.

7. The skin incision closure of any one of claims 1 to 4, wherein the base structure is made of a nylon resin material.

8. The skin incision closure of claim 7, wherein the nylon resin is selected from PA11 or PA 12.

9. The skin incision closure of any one of claims 1 to 4, wherein the plurality of closure components comprises a first closure component extending in a first direction oblique to a direction of extension of the skin incision.

10. The skin incision closure of claim 9, wherein the plurality of closure components further comprises a second closure component extending along a second direction oblique to the direction of extension of the skin incision.

11. The skin incision closure of claim 10, wherein the first closure component and the second closure component are staggered with respect to one another.

12. The skin incision closure defined in any one of claims 1-4, wherein each closure component comprises a pull rod and a clasp cooperating with the pull rod, the pull rod and the clasp being secured to one of the first and second base panels, respectively, by respective base structures.

13. The skin incision closure defined in claim 12, wherein the pull rod and the catch are each integrally formed with a respective base structure.

14. The skin incision closure defined in claim 13, wherein the pull rod is secured at one end to one of the first and second base panels and is provided at the other end with a pull ring.

15. The skin incision closure of claim 14, wherein the pull rod is provided with a plurality of tooth-shaped grooves, and the buckle is provided with a locking tongue which is locked and fixed with the tooth-shaped grooves of the pull rod.

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