CN212755765U

CN212755765U - Skin wound closer

Info

Publication number: CN212755765U
Application number: CN202020738399.4U
Authority: CN
Inventors: 张景熙; 黄铱杨; 曲丹; 黄岳
Original assignee: Shanghai Lianxin Medical Technology Co ltd
Current assignee: Shanghai Lianxin Medical Technology Co ltd
Priority date: 2020-01-21
Filing date: 2020-05-07
Publication date: 2021-03-23
Anticipated expiration: 2030-05-07

Abstract

The utility model provides a skin wound closer belongs to the medical instrument field. The utility model provides a skin wound closer, include: a pair of adhesive sheets, a plurality of pairs of thread blocks, a pull thread, at least one pull portion and at least one elastic locking member. The utility model provides a pair of skin wound closer is because including a pair of bonding sheet, the many pairs of the line piece of setting on the bonding sheet of pasting in the wound both sides and wear to establish the line of acting as go-between the line piece, only need to act as go-between through the pulling and can close the wound, so, have advantages such as convenient operation, use are swift. Because the pull part is included, the skin wound closer can indicate the specific part of the pull-in line which needs to be pulled when a user closes a wound, is convenient to use, and therefore the optimal wound closing effect is achieved. Because including the elasticity locking piece, so, the utility model provides a skin wound closer can lock the draw line portion that is pulled out by hand power portion to it is firm to make the wound closure.

Description

Skin wound closer

Technical Field

The utility model particularly relates to a skin wound closer belongs to the medical instrument field.

Background

The traditional skin wound closing mode of a patient is invasive closing, such as needle and thread sewing or skin nail sewing, the patient is suffered from pain of skin suturing in an operation, the suture or the skin nail is required to be removed after the wound is healed, secondary wound is caused, and obvious scars are left after the wound is healed. In recent years, various noninvasive wound closure technologies such as glue closure, zipper closure, ribbon closure and the like appear in sequence, anesthesia is not needed during application, and the wound healing has the advantages of no secondary wound, no obvious scar and the like. However, the existing skin closer has the problems of complex and time-consuming operation, insecure closing, irregular opening involution and the like, and still cannot fully meet the clinical requirements of rapidness, safety and beauty.

SUMMERY OF THE UTILITY MODEL

The utility model is carried out in order to solve the above-mentioned problem, aim at provides one kind can be fast, safe and pleasing to the eye exempt from to sew up skin wound closure device.

The utility model provides a skin wound closer has such characteristic, include: a pair of adhesive sheets for adhering and fixing on both sides of the wound; a plurality of pairs of wire blocks, each pair of wire blocks being symmetrically fixed to the upper surfaces of the pair of adhesive sheets, each wire block having a through hole; the bonding wires are arranged to symmetrically penetrate through all the through holes by taking the center line of the pair of adhesive sheets as a symmetry axis and are arranged between the pair of adhesive sheets in a staggered way; at least one hand pulling part for an operator to pull so as to drive the adhesive sheets to approach each other, so that the wound is closed; and at least one elastic locking member fixed to the upper surface of the adhesive sheet at a position corresponding to the pull portion for locking a pull-out portion of the pull-in wire, the pull-out portion being a portion of the pull-in wire pulled out by the pull portion when the pair of adhesive sheets are brought close to each other to close the wound.

In the utility model provides a pair of skin wound closure device, can also have such characteristic: the number of the bonding wires is two, the two ends of each bonding wire are respectively fixed at the end parts of the bonding sheets, the hand pulling parts are respectively arranged in the middle of each bonding sheet and on the bonding wires, and an operator pulls the hand pulling parts in the opposite direction perpendicular to the wound extension direction to drive the two bonding sheets to approach each other, so that the wound is closed.

In the utility model provides a pair of skin wound closure device, can also have such characteristic: the two pull lines are respectively fixed at the end parts of the adhesive sheets, the two pairs of the pull parts are respectively arranged at one third and two thirds of the adhesive sheets and arranged on the pull lines, and an operator simultaneously pulls the two pairs of the pull parts from two opposite directions perpendicular to the wound extension to drive the two adhesive sheets to mutually approach to close the wound.

In the utility model provides a pair of skin wound closure device, can also have such characteristic: the adhesive tape comprises a bonding wire, a plurality of adhesive sheets and a plurality of bonding wires, wherein the bonding wire is one, the number of the hand-pulling parts is one, two end parts of the bonding wire are bound with the hand-pulling parts, and an operator pulls the hand-pulling parts along the length direction of the adhesive sheets to drive the two adhesive sheets to approach each other, so that a wound is closed.

In the utility model provides a pair of skin wound closure device, can also have such characteristic: wherein, elasticity locking piece is spring locking piece, and spring locking piece includes: a housing fixed to the adhesive sheet; a spring disposed inside the housing; one end of the top block is fixedly connected with the spring, and the other end of the top block extends out of the shell; and the locking block is arranged on the same adhesive sheet with the shell and is used for matching with the top block to lock the pull-out part of the pull line.

In the utility model provides a pair of skin wound closure device, can also have such characteristic: wherein, elasticity locking mechanical system is elasticity needle locking piece, and elasticity needle locking piece includes: the elastic needle fixing block is fixed on the adhesive sheet; the stop block is provided with a sliding groove for the pull-close wire to pass through; and one end of the elastic needle is fixed on the elastic needle fixing block, the other end of the elastic needle is matched with the stop block to lock the pulling-out part of the pulling-in wire in the sliding groove, and the direction of the elastic needle and the pulling-in wire form an obtuse angle.

In the utility model provides a pair of skin wound closure device, can also have such characteristic: wherein the plurality of thread blocks in each adhesive sheet are aligned in a row along the wound extending direction, the thread blocks further have threading slits communicating with the through holes for allowing the pull-on threads to enter the through holes, and the through direction of the through holes is parallel to the longitudinal direction of the adhesive sheet.

In the utility model provides a pair of skin wound closer, can also have such characteristic, still include: and two attachment strips attached to both ends of the two adhesive sheets, respectively, for allowing the two adhesive sheets to be adhered to the skin in parallel with each other.

In the utility model provides a pair of skin wound closure device, can also have such characteristic: wherein, the hand-pulling part is a part with an indicating function on the pull ring or the pull-close line.

In the utility model provides a pair of skin wound closure device, can also have such characteristic: wherein the adhesive sheet has a plurality of vent holes.

Action and effect of the utility model

According to the utility model relates to a skin wound closer because including a pair of bonding sheet, the many pairs of the lead wire piece of setting on the bonding sheet of pasting in the wound both sides and wear to establish the stay wire line between the lead wire piece, only need to pull the stay wire through the pulling and can close the wound, so, the utility model provides a skin wound closer has advantages such as convenient operation, use swiftly.

According to the utility model relates to a skin wound closer, because including hand power portion, so, skin wound closer can instruct the user to need the pulling when closed wound to close the specific position of line, facilitates the use to obtain the closed effect of optimal wound.

According to the utility model relates to a skin wound closer, because including the elasticity locking piece, so, the utility model provides a skin wound closer can lock the draw-in line portion that is pulled out by hand power portion to it is firm to make the wound closure.

Drawings

Fig. 1 is a schematic structural view of a skin wound closer according to embodiment 1 of the present invention;

fig. 2 is a top view of a skin wound closure according to example 1 of the present invention;

fig. 3 is a schematic structural view of the elastic needle locking member in embodiment 1 of the present invention;

fig. 4 is a schematic structural view of the spring lock according to embodiment 1 of the present invention;

fig. 5 is a diagram showing a state of use of the skin wound closure device according to embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a skin wound closer according to embodiment 2 of the present invention;

fig. 7 is a top view of a skin wound closure according to example 2 of the present invention;

fig. 8 is a diagram showing a state of use of the skin wound closure device according to embodiment 2 of the present invention;

fig. 9 is a diagram showing a state of use of the skin wound closure device according to embodiment 3 of the present invention;

fig. 10 is a top view of a skin wound closure according to example 3 of the present invention; and

fig. 11 is a diagram showing a state of use of the skin wound closure device according to embodiment 3 of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the present invention is specifically described below with reference to the embodiments and the accompanying drawings.

< example 1>

Fig. 1 is a schematic structural diagram of a skin wound closure device according to embodiment 1 of the present invention.

Fig. 2 is a top view of a skin wound closure of embodiment 1 of the present invention.

As shown in fig. 1-2, the present embodiment provides a skin wound closer 100 comprising: a pair of adhesive sheets 110, a plurality of pairs of thread blocks 120, a pull thread 130, a pair of pull parts 140, a pair of elastic needle locking pieces 150, and a pair of attaching strips 160.

The skin wound closure device 100 provided by the present embodiment can be used for treating human wounds, and can also be used for treating animal wounds. In this embodiment, the skin wound closure 100 is used to treat a human wound.

A pair of adhesive sheets 110 each having a thickness of 3mm and a length of 6cm in the extending direction of the wound were used for adhesive fixation on both sides of the wound of the patient, respectively. Each adhesive sheet 110 has a plurality of ventilation holes for facilitating ventilation of the skin of a patient, and specifically, in the present embodiment, the number of ventilation holes in each adhesive sheet 110 is 20 and arranged in a2 × 10 matrix.

In other embodiments, the thickness of the adhesive sheet 110 may be designed to be 1mm to 4mm according to actual needs, and the length along the extending direction of the wound may be designed to be 1cm to 30cm according to actual needs.

Specifically, in the case of treating a wound having a length of less than 1cm using the skin wound closer 100, the adhesive sheet 110 having a length of 1cm should be selected; in the case of treating a wound having a length of 25cm to 30cm using the skin wound closure device 100, an adhesive sheet 110 having a length of 30cm should be selected.

In other embodiments, the sides of the pair of adhesive sheets 110 adjacent to each other are provided with bending prevention pieces made of a hard material. The skin wound closer 100 having the anti-bending sheet is generally applied to a long straight wound to prevent the adhesive sheet from being deformed and twisted to affect the wound closing effect.

Each pair of via blocks 120 is symmetrically fixed to the upper surfaces of the pair of adhesive sheets 110, respectively. The plurality of through-wire blocks 120 on the same sheet 110 are aligned in the direction of wound elongation, although in other embodiments the plurality of through-wire blocks 120 may not be aligned. The pitch of the via blocks 120 on the same adhesive sheet 110 along the length of the adhesive sheet 110 is 3mm to 10 mm. Specifically, in the present embodiment, the number of the via blocks 120 per adhesive sheet 110 is 10, and the via blocks 120 are aligned in a row along the wound extending direction, and the pitch of the via blocks 120 on the same adhesive sheet 110 is 5 mm.

Each threading block 120 is arc-shaped and has a through hole 121 and a threading slit 122 communicating with the through hole 121.

The thread-through slits 122 are intended to facilitate the pulling of the closure thread into the through-hole 121 quickly, thereby allowing for quick assembly of the skin wound closure 100 and thus ease of manufacture.

The through-hole of the via block 120 of the same adhesive sheet 110 has a penetrating direction parallel to the longitudinal direction of the adhesive sheet 110.

The bonding wires 130 are disposed to pass through all the through holes symmetrically with the center line of the pair of adhesive sheets 110 as a symmetry axis and alternately penetrate between the pair of adhesive sheets 110. In a specific use process, only one pulling line 130 can be used, or two or more pulling lines 130 can be used at the same time according to different pulling modes. In the present embodiment, the number of the pull-close lines 130 is 2. In the present embodiment, the drawstring 130 is disposed evenly between the pair of adhesive sheets 110, but in the treatment of certain specific wounds (e.g., wounds that span the joint), the drawstring 130 may be disposed densely in the middle and sparsely on both sides. The preferred material for the wire 130 is PTFE or Parylene, with a diameter of 0.2mm to 1.0 mm. In this embodiment, the suture 130 material is PTFE with a diameter of 0.5 mm.

Fig. 5 is a diagram showing a state of use of the skin wound closure device according to embodiment 1 of the present invention.

As shown in fig. 5, for convenience of description, the wire blocks 120 of one of the adhesive sheets 110 are sequentially named as a wire block a 1-a 10, and the wire blocks 120 of the other adhesive sheet 110 are sequentially named as a wire block B1-B10.

In the present embodiment, the number of the pull-close lines 130 is 2. One binding wire 130 is inserted between the pair of adhesive sheets 110 so as to pass through a wire block a1, a wire block B2, a wire block A3, a wire block B4, a wire block a5, a wire block A6, a wire block B7, a wire block A8, a wire block B9, and a wire block a10 in this order, and both ends of the binding wire 130 are bound to the wire block a1 and the wire block a10, respectively. Another pull-up line 130 is inserted between the pair of adhesive sheets 110 so as to pass through a line block B1, a line block a2, a line block B3, a line block a4, a line block B5, a line block B6, a line block a7, a line block B8, a line block a9 and a line block B10 in this order, and both ends of the pull-up line 130 are respectively bound to the line block B1 and the line block B10.

A pair of pull tabs 140 are provided for the operator to pull to bring the adhesive sheets 110 closer together to close the wound. Specifically, the pull portion 140 may be a pull ring disposed on the pull wire 130 or a portion of the pull wire 130 having an indicating function, such as indicating by dyeing or knotting.

Specifically, in the present embodiment, the pull portion 140 is a portion dyed on the binding wire 130, and the two pull portions 140 are respectively disposed at a position where the binding wire 130 is located between the through wire block a5 and the through wire block a6 and at a position where the binding wire 130 is located between the through wire block B5 and the through wire block B6.

Fig. 3 is a schematic structural view of the elastic needle lock according to embodiment 1 of the present invention.

As shown in fig. 3, a pair of pogo pin locking members 150 are fixed to the upper surface of the adhesive sheet 110 at positions corresponding to the pull portions 140 for locking pull-in wire drawn out portions, which are drawn out by the pull portions 140 when the pair of adhesive sheets 110 approach each other to close the wound. The pull-out portion of the zipper thread may be locked to the elastic needle locking member 150 in advance, or may be locked by the elastic needle locking member 150 after the wound is closed. In this embodiment, the operator locks the pull-out portion of the suture after closing the wound using the resilient needle lock 150.

The pogo pin locking member 150 includes a pogo pin fixing block 151, a stopper 152, and a pogo pin 153.

The elastic pin fixing block 151 is fixed to the adhesive sheet 110.

The stopper 152 has a sliding groove through which the suture line 110 passes.

One end of the elastic needle 153 is fixed on the elastic needle fixing block 151, the other end of the elastic needle is matched with the stopper 152 to lock the drawn part of the drawn wire in the sliding groove, and the direction of the elastic needle and the drawn wire 130 drawn by an operator forms an obtuse angle, so that the drawn wire 130 can only move along the direction drawn by the operator and cannot move reversely. The pogo pin 153 has suitable flexibility to be repeatedly pulled, and also has good elasticity to lock the drawn-out portion of the drawn-in wire in the sliding groove.

In other embodiments, the pogo pin lock 150 may be replaced with a spring lock 170.

Fig. 4 is a schematic structural view of the spring lock according to embodiment 1 of the present invention.

As shown in fig. 4, the spring locker 170 includes: a housing 171, a spring (not shown), a top block 172, and a locking block 173.

The case 171 is fixed to the adhesive sheet 110.

The spring is disposed inside the housing 171.

One end of the top block 172 is fixedly connected with the spring, and the other end extends out of the housing 171.

A locking block 173 is provided on the same adhesive sheet 110 as the housing 171 for cooperating with the top block 172 to lock the pull-out portion of the pull-out wire.

A pair of attachment strips 160 are attached to both ends of the two adhesive sheets 110, respectively, for attaching the two adhesive sheets 110 to the skin in parallel with each other. The length and width of the attachment strip 160 are set according to actual needs. The attachment strip 160 is made of a soft material, and specifically, the attachment strip 160 is a soft tape in the present embodiment.

The method of using the skin wound closure device 100 provided in this embodiment is as follows:

respectively sticking and fixing a pair of adhesive sheets 110 on two sides of a wound to be closed, wherein the distance between the pair of adhesive sheets 110 before closing is 0.5cm-25cm, the distance after closing is 0.2cm-2.0cm, the specific distance is related to the length of the wound, when the length of the wound is 1cm-3cm, the distance between the pair of adhesive sheets 110 before closing the wound is 8mm, and the distance after closing the wound is 3 mm; when the wound length is 3cm to 5cm, the distance between the pair of adhesive sheets 110 before wound closure is 10mm and the distance after wound closure is 5 mm; when the wound length is 5cm to 10cm, the distance between the pair of adhesive sheets 110 before wound closure is 12mm and the distance after wound closure is 8 mm; when the wound length is 10cm to 20cm, the distance between the pair of adhesive sheets 110 before wound closure is 15mm and the distance after wound closure is 10 mm; when the wound length is 20cm or more, the distance between the pair of adhesive sheets 110 before wound closure is 20mm and the distance after wound closure is 12 mm. The pull portion 140 is pulled in the direction of the arrow in fig. 2 to bring the two adhesive sheets 110 close to each other, thereby closing the wound, wherein the distance between the pair of adhesive sheets 110 is 0.2cm to 2.0 cm. After the wound is closed, the operator locks the portion of the pull wire that is pulled by the pull portion 140 using the resilient needle locking member 150.

During the wound healing process, the position of the suture line 130 locked by the elastic needle locking member 150 can be adjusted, thereby adjusting the tightness of the suture line 130. Specifically, if the pull line 130 becomes loose, the pull portion 140 is pulled until the degree of tightness of the pull line 130 is appropriate; if the pull-in thread 130 is too tight, the operator needs to manually open the elastic needle 153, adjust the pull-in thread 130 to a proper position, and then release the elastic needle 153 to lock the pull-out part of the pull-in thread.

After the wound is healed, the pair of adhesive sheets 110 may be directly separated from the skin without removing the pull line 130.

< example 2>

Fig. 6 is a schematic structural view of a skin wound closure device according to embodiment 2 of the present invention.

Fig. 7 is a top view of a skin wound closure of embodiment 2 of the present invention.

As shown in fig. 6 to 7, the present embodiment provides a skin wound closer 200 including: a pair of adhesive sheets 210, a plurality of pairs of wire blocks 220, a pull wire 230, two pairs of pull portions 240, two pairs of pogo pin locking members 250, and a pair of attachment strips 260.

A pair of adhesive sheets 210 are respectively used for adhesive fixation on both sides of a wound of a patient, each adhesive sheet 210 having a thickness of 3mm and a length of 15cm in the extending direction of the wound. Each of the adhesive sheets 210 has a plurality of ventilation holes for facilitating ventilation of the skin of a patient, and particularly, in the present embodiment, the number of ventilation holes in each of the adhesive sheets 210 is 20 and arranged in a2 × 10 matrix.

In other embodiments, the thickness of the adhesive sheet 210 may be designed to be 1mm to 4mm according to actual needs, and the length along the extending direction of the wound may be designed to be 1cm to 30cm according to actual needs.

Specifically, in the case of treating a wound having a length of less than 1cm using the skin wound closer 200, an adhesive sheet 210 having a length of 1cm should be selected; in the case of treating a wound having a length of 25cm to 30cm using the skin wound closer 200, an adhesive sheet 210 having a length of 30cm should be selected.

In other embodiments, the sides of the pair of adhesive sheets 210 adjacent to each other are provided with bending prevention pieces made of a hard material. The skin wound closer 200 having the anti-bending sheet is generally applied to a long straight wound to prevent the adhesive sheet from being deformed and twisted to affect the wound closing effect.

Each pair of via blocks 220 is symmetrically fixed to the upper surfaces of the pair of adhesive sheets 210, respectively. The through-wire blocks 220 on the same sheet 210 are aligned in the direction of wound elongation, and in other embodiments, the through-wire blocks 120 may not be aligned. The pitch of the via blocks 220 on the same adhesive sheet 210 is 3mm-10 mm. Specifically, in the present embodiment, the number of the via blocks 220 on each adhesive sheet 210 is 10, and the pitch of the via blocks 220 on the same adhesive sheet 210 is 10 mm.

Each threading block 220 is arc-shaped and has a through hole 221 and a threading slit 222 communicated with the through hole 221, thereby facilitating production.

The through-hole of the via block 220 in the same adhesive sheet 210 has a penetrating direction parallel to the longitudinal direction of the adhesive sheet 210.

The bonding wires 230 are disposed to pass through all the through holes symmetrically with the center line of the pair of adhesive sheets 210 as a symmetry axis and alternately penetrate between the pair of adhesive sheets 210. In a specific use process, only one pulling line 230 may be used, or two or more pulling lines 230 may be used simultaneously, depending on the pulling manner. In the present embodiment, the number of the pull-close lines 230 is 2. The pull-string 230 is generally uniformly disposed between the pair of adhesive sheets 210, but in the treatment of certain specific wounds, such as wounds that span the joint, the pull-string 230 may be disposed densely in the middle and sparsely in the sides. The preferred material for the pull string 230 is PTFE or Parylene, with a diameter of 0.2mm to 1.0 mm. In this embodiment, the suture 230 material is PTFE and has a diameter of 0.5 mm.

Fig. 8 is a diagram showing a state of use of the skin wound closure device according to embodiment 1 of the present invention.

As shown in fig. 8, for convenience of description, the wire blocks 220 of one of the adhesive sheets 210 are sequentially named as a wire block C1-a wire block C10, and the wire blocks 220 of the other adhesive sheet 210 are sequentially named as a wire block D1-a wire block D10.

In the present embodiment, the number of the pull-in wires 30 is 2. One binding wire 230 is inserted between the two adhesive sheets 210 so as to pass through a wire block C1, a wire block D2, a wire block D3, a wire block C4, a wire block D5, a wire block C6, a wire block D7, a wire block C8, a wire block C9 and a wire block D10 in this order, and both ends of the binding wire 230 are respectively bound to the wire block C1 and the wire block D10. Another binding wire 230 is arranged between the two adhesive sheets 210 in a manner of sequentially passing through a wire block D1, a wire block C2, a wire block C3, a wire block D4, a wire block C5, a wire block D6, a wire block C7, a wire block D8, a wire block D9 and a wire block C10, and both ends of the binding wire 30 are respectively bound to the wire block D1 and the wire block C10.

The two pairs of pull tabs 240 are used for the operator to pull to bring the adhesive sheets 210 closer together, causing the wound to close. Specifically, the pull portion 240 may be a pull ring disposed on the pull string 230 or a portion of the pull string 230 having an indicating function, such as indicating by dyeing or knotting.

Specifically, in the present embodiment, the pull portions 240 are portions dyed on the pull line 230, and four pull portions 240 are respectively disposed at a position where the pull line 230 is located between the line block D2 and the line block D3, at a position where the pull line 230 is located between the line block C2 and the line block C3, at a position where the pull line 230 is located between the line block D8 and the line block D9, and at a position where the pull line 230 is located between the line block C8 and the line block C9.

Two pairs of pogo pin locking members 250 are fixed on the upper surface of the adhesive sheet 210 at positions corresponding to the pull portions 240 for locking pull-out portions, which are portions of the pull portions 240 pulled out when the pair of adhesive sheets 210 approach each other to close the wound. The pull-out portion of the zipper thread may be locked to the needle lock 250 in advance, or may be locked to the needle lock 250 after the wound is closed. In this embodiment, the operator locks the withdrawal part of the drawstring after closing the wound using the elastic needle locking member 250.

The specific structure of the resilient needle locking member 250 in this embodiment is completely the same as that of the resilient needle locking member 150 in embodiment 1, and is not described herein again.

In other embodiments, the pogo pin lock 250 may be replaced with a spring lock 270. The specific structure of the spring lock 270 is identical to that of the spring lock 170 in embodiment 1, and will not be described again.

A pair of attachment strips 260 are attached to both ends of the two adhesive sheets 10, respectively, for attaching the two adhesive sheets 210 to the skin in parallel with each other. The length and width of the attachment strip 260 are set according to actual needs. The attachment strip 260 is made of a soft material, and specifically, the attachment strip 260 is a soft tape in the present embodiment.

The method of using the skin wound closure device 200 provided in this embodiment is as follows:

a pair of adhesive sheets 210 are respectively stuck and fixed on two sides of a wound to be closed, the distance between the pair of adhesive sheets 210 before closing is 0.5cm-25cm, the distance after closing is 0.2cm-2.0cm, the specific distance is related to the length of the wound, when the length of the wound is 1cm-3cm, the distance between the pair of adhesive sheets 210 before closing the wound is 8mm, and the distance after closing the wound is 3 mm; when the wound length is 3cm to 5cm, the distance between the pair of adhesive sheets 210 before wound closure is 10mm and the distance after wound closure is 5 mm; when the wound length is 5cm to 10cm, the distance between the pair of adhesive sheets 210 before wound closure is 12mm and the distance after wound closure is 8 mm; when the wound length is 10cm to 20cm, the distance between the pair of adhesive sheets 210 before wound closure is 15mm and the distance after wound closure is 10 mm; when the wound length is 20cm or more, the distance between the pair of adhesive sheets 210 before wound closure is 20mm and the distance after wound closure is 12 mm. The pull portion 240 is pulled in the direction of the arrow in fig. 7 to bring the two adhesive sheets 210 close to each other, thereby closing the wound. After the wound is closed, the portion of the pull line that is pulled by the pull portion 240 is locked using the resilient needle locking member 250.

During the wound healing process, the position of the suture 230 locked by the elastic needle locking member 250 can be adjusted, thereby adjusting the tightness of the suture 230. Specifically, if the pull line 230 becomes loose, the pull portion 240 is pulled until the degree of tightness of the pull line 230 is appropriate; if the zipper line 230 is too tight, the operator needs to manually open the elastic needle 253, adjust the zipper line 230 to a proper position and then loosen the elastic needle 253 to lock the pulled-out part of the zipper line.

After the wound is healed, the pair of adhesive sheets 210 may be directly separated from the skin without removing the pull line 230.

< example 3>

Fig. 9 is a diagram showing a state of use of the skin wound closure device according to embodiment 3 of the present invention.

Fig. 10 is a top view of a skin wound closure of example 3 of the present invention.

As shown in fig. 9 to 10, the present embodiment provides a skin wound closer 300 including: a pair of adhesive sheets 310, a plurality of pairs of through wire blocks 320, a pull wire 330, a pair of pull portions 340, a pair of pogo pin locking members 350, and a pair of attachment strips 360.

A pair of adhesive sheets 310 are respectively used for adhesive fixation on both sides of a wound of a patient, each adhesive sheet 310 having a thickness of 3mm and a length of 6cm in the extending direction of the wound. Each adhesive sheet 310 has a plurality of ventilation holes for facilitating ventilation of the skin of a patient, and particularly, in the present embodiment, the number of ventilation holes in each adhesive sheet 310 is 20 and is arranged in a2 × 10 matrix.

In other embodiments, the thickness of the adhesive sheet 310 may be designed to be 1mm to 4mm according to actual needs, and the length along the extending direction of the wound may be designed to be 1cm to 30cm according to actual needs.

Specifically, in the case of treating a wound having a length of less than 1cm using the skin wound closer 300, the adhesive sheet 310 having a length of 1cm should be selected; in the case of treating a wound having a length of 25cm to 30cm using the skin wound closer 300, an adhesive sheet 310 having a length of 30cm should be selected.

In other embodiments, the sides of the pair of adhesive sheets 310 adjacent to each other are provided with bending prevention pieces made of a hard material. The skin wound closer 300 having the anti-bending sheet is generally applied to a long straight wound to prevent the adhesive sheet from being deformed and twisted to affect the wound closing effect.

Each pair of via blocks 320 is symmetrically fixed to the upper surfaces of the pair of adhesive sheets 310, respectively. The thread blocks 320 on the same sheet of adhesive 310 are aligned in the direction of wound extension, and in other embodiments the plurality of thread blocks 120 may not be aligned. The pitch of the via blocks 320 on the same adhesive sheet 310 is 3mm-10 mm. Specifically, in the present embodiment, the number of the via blocks 320 per adhesive sheet 310 is 10, and the pitch of the via blocks 320 on the same adhesive sheet 310 is 5 mm.

Each threading block 320 is arc-shaped and has a through hole 321 and a threading slit 322 communicating with the through hole 321.

The thread-through seam 322 is intended to facilitate the pulling of the closure thread into the through-hole 21 quickly, thereby allowing for quick assembly of the skin wound closure 300 and thus ease of manufacture.

The through-hole of the via block 320 in the same adhesive sheet 310 has a penetrating direction parallel to the longitudinal direction of the adhesive sheet 310.

The bonding wires 330 are disposed to pass through all the through holes symmetrically with the center line of the pair of adhesive sheets 310 as a symmetry axis and alternately penetrate between the pair of adhesive sheets 310. In a specific use process, only one pulling line 330 may be used, or two or more pulling lines 330 may be used simultaneously, depending on the pulling manner. In the present embodiment, the number of the bonding wires 330 is 1. The pull-on lines 330 are generally uniformly disposed between the pair of adhesive sheets 310, but in the treatment of certain specific wounds, such as wounds that span the joint, the pull-on lines 330 may be disposed to be dense in the middle and sparse in the sides. The bonding wire 330 is made of PTFE or Parylene and has a diameter of 0.2mm to 1.0 mm. In this embodiment, the suture 330 material is PTFE with a diameter of 0.5 mm.

As shown in fig. 11, for convenience of description, the wire blocks 320 of one of the adhesive sheets 310 are sequentially named as a wire block E1-a wire block E10, and the wire blocks 320 of the other adhesive sheet 310 are sequentially named as a wire block F1-a wire block F10.

In the present embodiment, the number of the bonding wires 330 is 1. The pull-up cable 330 is inserted between the pair of adhesive sheets 310 in such a manner as to sequentially pass through the cable block E1, the cable block F2, the cable block E3, the cable block F4, the cable block E5, the cable block F6, the cable block E7, the cable block F8, the cable block E9, the cable block F10, the cable block E10, the cable block F9, the cable block E8, the cable block F7, the cable block E6, the cable block F5, the cable block E4, the cable block F3, the cable block E2, and the cable block F1, and both ends of the pull-up cable 330 are bound to the pull-up portion 340, thereby forming a closed loop.

A pull 340 is provided for the operator to pull to bring the adhesive sheets 310 closer together to close the wound. Specifically, the pull portion 340 may be a portion of the pull ring or the pull-in wire 330 having an indicating function, such as indicating by dyeing or knotting. Specifically, in the present embodiment, the pull portion 340 is a pull ring, and both ends of the pull line 330 are bound to the pull portion 340.

A pair of pogo pin locking members 350 are fixed on the upper surface of the adhesive sheet 310 at positions corresponding to the pull portions 340 for locking the drawn portions of the bonding wires 330, the drawn portions of the bonding wires 330 being drawn by the pull portions 340 when the pair of adhesive sheets 310 are brought close to each other to close the wound. The pull-out portion of the zipper thread may be locked to the elastic needle locking member 350 in advance, or may be locked by the elastic needle locking member 350 after the wound is closed. In this embodiment, the operator locks the withdrawal part of the drawstring after closing the wound using the elastic needle locking member 350.

The specific structure of the resilient needle locking member 350 in this embodiment is completely the same as that of the resilient needle locking member 150 in embodiment 1, and is not described herein again.

In other embodiments, the pogo pin lock 350 may be replaced with a spring lock 370. The specific structure of the spring lock 370 is the same as that of the spring lock 170 in embodiment 1, and will not be described again.

A pair of attachment strips 360 are attached to both ends of the two adhesive sheets 310, respectively, for attaching the two adhesive sheets 310 to the skin in parallel with each other. The length and width of the attachment strip 360 are set according to actual needs. The attachment strip 360 is made of a soft material, and specifically, in the present embodiment, the attachment strip 360 is a soft tape.

The method of using the skin wound closure device 300 provided in this embodiment is as follows:

a pair of adhesive sheets 310 are respectively stuck and fixed on two sides of a wound to be closed, wherein the distance between the pair of adhesive sheets 310 before the wound is closed is 0.5cm-25cm, the distance after the wound is closed is 0.2cm-2.0cm, the specific distance is related to the length of the wound, when the length of the wound is 1cm-3cm, the distance between the pair of adhesive sheets 310 before the wound is closed is 8mm, and the distance after the wound is closed is 3 mm; when the wound length is 3cm to 5cm, the distance between the pair of adhesive sheets 310 before wound closure is 10mm and the distance after wound closure is 5 mm; when the wound length is 5cm to 10cm, the distance between the pair of adhesive sheets 310 before wound closure is 12mm and the distance after wound closure is 8 mm; when the wound length is 10cm to 20cm, the distance between the pair of adhesive sheets 310 before wound closure is 15mm and the distance after wound closure is 10 mm; when the wound length is 20cm or more, the distance between the pair of adhesive sheets 310 before wound closure is 20mm and the distance after wound closure is 12 mm. The pull 340 is pulled in the direction of the arrow in fig. 10 to bring the two adhesive sheets 310 close to each other and close the wound, wherein the distance between the pair of adhesive sheets 310 is 0.2cm to 2.0 cm. After the wound is closed, the portion of the pull wire pulled out by the pull portion 340 is locked using the elastic needle locking member 350.

The position of the suture 330 locked by the elastic needle locking member 350 can be adjusted during the wound healing process, thereby adjusting the tightness of the suture 330. During the wound healing process, the position of the suture 230 locked by the elastic needle locking member 250 can be adjusted, thereby adjusting the tightness of the suture 230. Specifically, if the pull line 330 becomes loose, the pull portion 340 may be pulled until the degree of tightness of the pull line 330 is appropriate; if the pulling line 330 is too tight, the operator needs to manually open the elastic needle 353, adjust the pulling line 330 to a proper position and then loosen the elastic needle 353, so that the pulling part of the pulling line is locked.

After the wound is healed, the pair of adhesive sheets 310 may be directly separated from the skin without removing the pull wire 330.

Effects and effects of the embodiments

According to the skin wound closure device that embodiment 1 is related to, because including a pair of bonding sheet, the many pairs of lead wire piece that set up on the bonding sheet of pasting in the wound both sides and wear to establish the line of acting as go-between the lead wire piece, only need to close the wound through the pulling line of acting as go-between, so, the utility model provides a skin wound closure device has advantages such as convenient operation, use are swift.

According to the skin wound closer related to the embodiment 1, because the hand pulling part is included, the skin wound closer can indicate the specific part of the pulling-in line which needs to be pulled when a user closes a wound, and is convenient to use, so that the optimal wound closing effect is obtained.

According to the skin wound closure device of embodiment 1, since the elastic locking member is included, the skin wound closure device can lock the portion of the pull-in wire pulled out by the pull portion, thereby securing the wound closure.

Further, according to the skin wound closure device of example 1, since 2 pull-close lines are used, each having a pull portion at the middle thereof, the user can pull the pull lines symmetrically, thereby enabling the wound to be closed neatly.

Further, according to the skin wound closure device of embodiment 2, in addition to the effects of embodiment 1, because 2 pulling-closing lines are adopted, and one pulling portion is respectively arranged at one third and two thirds of each pulling line, a user can use four pulling portions to pull simultaneously, so as to drive the adhesive sheets with larger sizes to approach each other, and compared with the skin wound closure device provided in embodiment 1, the skin wound closure device provided in this embodiment is more suitable for longer wounds.

Further, according to the skin wound closure device of embodiment 3, in addition to the effects of embodiment 1, since 1 pull string is used, and both ends of the pull string are tied to the pull ring as the pull portion, the user can operate with one hand to pull the pull string to bring the pair of adhesive sheets close to each other to close the wound, and the skin wound closure device of this embodiment is more suitable for use by one person than the skin wound closure device of embodiment 1, and is particularly suitable for use in situations such as personal field self-rescue and battlefield self-rescue.

The above embodiments are preferred examples of the present invention, and are not intended to limit the scope of the present invention.

Claims

1. A skin wound closure device for use by an operator in closing a wound, comprising:

a pair of adhesive sheets for adhering and fixing to both sides of the wound;

a plurality of pairs of wire blocks, each pair of the wire blocks being symmetrically fixed to the upper surfaces of the pair of adhesive sheets, each of the wire blocks having a through hole;

a bonding line which is arranged to pass through all the through holes symmetrically by taking the center line of the pair of adhesive sheets as a symmetry axis and is arranged between the pair of adhesive sheets in a staggered way;

at least one hand-pulling part for an operator to pull to bring the adhesive sheets close to each other so that the wound is closed; and

and the elastic locking piece is fixed on the position, corresponding to the hand-pulling part, of the upper surface of the adhesive sheet and used for locking a pulling-in wire pulling-out part, wherein the pulling-in wire pulling-out part is a pulling-in wire part pulled out by the hand-pulling part when the pair of adhesive sheets approach to each other to close the wound.

2. Skin wound closure device according to claim 1,

wherein, the number of the pull lines is two,

both ends of each of the bonding wires are respectively fixed at the end parts of the bonding sheets,

the hand pulling parts are respectively arranged at the middle part of each adhesive sheet and on the pulling-closing line,

the operator pulls the hand-pulling part towards the opposite direction perpendicular to the wound extension so as to drive the two adhesive sheets to approach each other, and the wound is closed.

3. Skin wound closure device according to claim 1,

wherein, the number of the pull lines is two,

both ends of each of the bonding wires are respectively fixed at the ends of the adhesive sheet,

the number of the hand-pulling parts is two pairs,

two pairs of the hand pulling parts are respectively and correspondingly arranged at one third and two thirds of the adhesive sheets and arranged on the pull-in line,

the operator pulls the two pairs of pull tabs simultaneously from two opposite directions extending perpendicular to the wound to bring the two adhesive sheets closer together, causing the wound to close.

4. Skin wound closure device according to claim 1,

wherein, the pulling line is a single line,

the number of the hand-pulling parts is one,

two end parts of the pull line are bound with the hand-pulling part,

and an operator pulls the hand-pulling part along the length direction of the adhesive sheets so as to drive the two adhesive sheets to approach each other, so that the wound is closed.

5. The skin wound closure device of claim 1, wherein:

wherein the elastic locking piece is a spring locking piece,

the spring lock includes:

a housing fixed to the adhesive sheet;

a spring disposed inside the housing;

one end of the ejector block is fixedly connected with the spring, and the other end of the ejector block extends out of the shell;

and the locking block and the shell are arranged on the same adhesive sheet and are used for being matched with the top block to lock the pulling-out part of the pulling-in wire.

6. The skin wound closure device of claim 1, wherein:

wherein the elastic locking piece is an elastic needle locking piece,

the pogo pin locking member includes:

the elastic needle fixing block is fixed on the adhesive sheet;

the stop block is provided with a sliding groove for the stay wire to pass through; and

one end of the elastic needle is fixed on the elastic needle fixing block, the other end of the elastic needle is matched with the stop block to lock the pulling-out part of the pulling-closing wire in the sliding groove,

the elastic needle and the pull line form an obtuse angle in the direction of pulling by an operator.

7. The skin wound closure device of claim 1, wherein:

wherein the plurality of through-wire blocks in each of the adhesive sheets are aligned in the wound-extending direction,

the thread passing block is also provided with a thread passing seam communicated with the through hole, the thread passing seam is used for enabling the pull-in thread to enter the through hole,

the through-hole has a penetrating direction parallel to a longitudinal direction of the adhesive sheet.

8. The skin wound closure of claim 1, further comprising:

and two attachment strips attached to both ends of the two adhesive sheets, respectively, for allowing the two adhesive sheets to be adhered to the skin in parallel with each other.

9. Skin wound closure device according to claim 1,

the hand pulling part is a pull ring or a part with an indicating function on the pull-close line.

10. Skin wound closure device according to claim 1,

wherein the adhesive sheet has a plurality of vent holes.