CN107184241B

CN107184241B - Wound suturing device

Info

Publication number: CN107184241B
Application number: CN201710565264.5A
Authority: CN
Inventors: 涂卓平
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-07-12
Filing date: 2017-07-12
Publication date: 2020-05-19
Anticipated expiration: 2037-07-12
Also published as: WO2019011115A1; CN107184241A

Abstract

The invention provides a wound suturing device, and relates to the technical field of medical supplies, the wound suturing device comprises a connecting bridge, a first suturing piece and a second suturing piece, wherein the first suturing piece and the second suturing piece are used for suturing a wound, the second suturing piece is fixedly arranged on the connecting bridge, row teeth with the same tooth crest direction are arranged on the connecting bridge, the row teeth are arranged along the length direction of the connecting bridge, a plurality of row nails used for suturing the wound are fixedly arranged on the first suturing piece and the second suturing piece, a locking piece is further arranged on the first suturing piece, the first suturing piece is in sliding connection with the connecting bridge, and the locking piece can be clamped with the row teeth in the sliding process of the first suturing piece. The invention has the characteristics of good universality and shallow scar after wound healing.

Description

Wound suturing device

Technical Field

The invention relates to the technical field of medical supplies, in particular to a wound suturing device.

Background

In human body construction, skin tissue mainly plays a role in protecting the body, sensing pressure, etc., and covers the whole body, which protects various tissues and organs in the body from physical, mechanical, chemical, and pathogenic microorganisms, and is the most basic and important barrier structure between the inside and the outside of the human body. In life, the skin tissue of a human body is inevitably scratched by external factors, such as a sharp object or the skin tissue is cut due to the need of medical operations. The current linear wound treatment for skin tissue usually adopts medical adhesive tape or suture by needle and thread.

Although the existing wound treatment mode can achieve the purpose of treating the wound, the medical adhesive tape has the defects of incapability of treating a deeper wound and poor hemostatic effect; the needle and thread suture has the defects of complex operation and long suture time, and both of the two easily cause scars after wound healing, so that the technical problems of poor universality and easy leaving of obvious scars after wound healing exist.

Disclosure of Invention

The invention aims to provide a wound stitching instrument, which solves the technical problems that the prior linear wound processing mode has poor universality and obvious scars are easy to be left after wound healing.

The invention provides a wound suturing device, which comprises a connecting bridge, a first suturing piece and a second suturing piece, wherein the first suturing piece and the second suturing piece are used for suturing a wound, the second suturing piece is fixedly arranged on the connecting bridge, row teeth with the same tooth top direction are arranged on the connecting bridge, and the row teeth are arranged along the length direction of the connecting bridge;

the first sewing piece and the second sewing piece are fixedly provided with a plurality of row nails for suturing wounds;

still be equipped with the hasp piece on the first seam piece, just first seam piece with connecting bridge sliding connection, first seam piece is at the slip in-process, the hasp piece can with arrange the tooth joint.

Furthermore, the connecting bridge comprises a first connecting bridge and a second connecting bridge which are oppositely arranged, and the first connecting bridge and the second connecting bridge are fixedly connected end to end in sequence;

the row of teeth comprise first sliding teeth and second sliding teeth, the first sliding teeth are located on the outer wall of the first connecting bridge, and the second sliding teeth are located on the outer wall of the second connecting bridge.

Further, the first suture piece comprises a first suture piece body provided with a first guide channel, and the first connecting bridge and the second connecting bridge are both in sliding connection with the first guide channel;

the fastener comprises a first non-return latch and a second non-return latch which are oppositely arranged, the first non-return latch and the second non-return latch are fixedly arranged on the inner wall of the first stitching piece body respectively, the first stitching piece body slides, the first non-return latch can be connected with the first sliding tooth in a clamped mode, and the second non-return latch can be connected with the second sliding tooth in a clamped mode.

Further, the row of teeth comprise a third sliding tooth and a fourth sliding tooth which are oppositely arranged and are matched and connected with each other;

the connecting bridge comprises a third connecting bridge and a fourth connecting bridge, the inner wall of the third connecting bridge is provided with the third sliding teeth, and the inner wall of the fourth connecting bridge is provided with the fourth sliding teeth;

one end of the third connecting bridge and one end of the fourth connecting bridge are fixedly connected with the second stitching piece, and when the third connecting bridge and the fourth connecting bridge are closed tightly, the other end of the third connecting bridge and the other end of the fourth connecting bridge form an 'eight' -shaped incision.

Furthermore, the lock catch piece comprises a third non-return latch, the first stitching piece comprises a second stitching piece body provided with a second guide channel, and the upper surface of the second stitching piece body is fixedly provided with the third non-return latch;

the third non return latch with second direction passageway sets gradually along sewing up the direction, the third connect the bridge with the fourth connect the bridge all with second direction passageway sliding connection, just the second is sewed up the piece body and is at the slip in-process, the third non return latch can with the third connect the bridge with the fourth connects the bridge and parts, the third sliding tooth with the fourth sliding tooth homoenergetic with third non return latch joint.

Furthermore, the third non-return latch includes the first latch that is used for with third sliding tooth joint, be used for with the second latch of fourth sliding tooth joint and be used for following the rising edge will the third is connected the bridge with the branch sword tooth that the fourth is connected the bridge separation.

Furthermore, the second guide channel is a splayed channel, and the center line of the second guide channel coincides with the center line of the third non-return latch.

The invention has the beneficial effects that:

this wound stitching instrument sews up the piece including connecting the bridge and being used for wound sutural first seam piece and second seam piece, and the second seam piece sets firmly on connecting the bridge, and wherein, first seam piece and second seam piece all are equipped with a plurality of row nails, and first seam piece and connection bridge sliding connection. When the wound suturing device is used for suturing a linear wound, the first suturing piece and the second suturing piece which are fixedly provided with the row nails are placed on two sides of the wound by taking the axis of the linear wound as a reference, then the first suturing piece and the second suturing piece are pressed respectively to pierce the row nails into skin tissues, the first suturing piece is ensured to slide after the row nails have pierced into the skin tissues on two sides of the linear wound, and the skin tissues on one side pierced by the row nails of the first suturing piece are driven by the first suturing piece to approach to the skin tissues on the other side of the linear wound until the skin tissues on two sides of the linear wound are closed, namely the wound is sutured. For guaranteeing linear wound to sew up the back, first seam closes piece and second seam piece can ensure that the skin tissue of wound both sides can not part, consequently, be equipped with the row's tooth that the addendum direction is the same on the connecting bridge, arrange the tooth and set up along connecting bridge length direction, wherein, be equipped with the hasp piece on the first seam piece, when first seam closes the piece and slides on the connecting bridge, the hasp piece can with arrange the tooth joint, hasp piece and row tooth joint can make first seam piece and second seam piece can't part under the tension of skin tissue, and then make the skin tissue that opens and splits closely close in order to reach best hemostatic effect.

The wound suturing device is matched with the first suturing piece, the connecting bridge and the second suturing piece fixed on the connecting bridge, so that the wound suturing device can close skin tissues on two sides of a linear wound together like a needle and a thread, and the hemostatic effect of the wound suturing is achieved. Meanwhile, because the skin tissues on the two sides of the wound are overlapped together, the gap between the wounds is extremely small, and therefore, scars generated after the skin tissue cells at the wounds are regenerated are light. In addition, when sewing up to linear wound, only need to sew up the chain riveting of piece and second suture and pierce skin tissue, make first suture along connecting the bridge slide and be close to second suture direction again, until the skin tissue of wound both sides fold each other can, easy operation sews up the convenience, need not professional's operation, and owing to pierce the skin tissue with the chain riveting, consequently be suitable for the wound of degree of depth difference and sew up, have good commonality, practicality and functional characteristics.

The invention also provides another wound suturing device which comprises a connecting bridge, a first suturing piece and a second suturing piece, wherein the first suturing piece and the second suturing piece are used for suturing a wound;

first seam closes the piece with still all be equipped with the hasp piece on the second seam closes the piece, and both homoenergetic are followed the connecting bridge slides, at the slip in-process, the hasp piece can with arrange the tooth joint.

Furthermore, the connecting bridge comprises a baffle plate, and a fifth connecting bridge and a sixth connecting bridge which are oppositely and fixedly arranged on two sides of the baffle plate;

the row teeth comprise fifth sliding teeth and sixth sliding teeth which are positioned on the same horizontal plane, the fifth sliding teeth are positioned on the fifth connecting bridge, and the sixth sliding teeth are positioned on the sixth connecting bridge.

Further, the first stitching piece and the second stitching piece both comprise a third stitching piece body provided with a third guide channel, the fifth connecting bridge and the sixth connecting bridge are both in sliding connection with the third guide channel,

the hasp piece includes fourth non return latch, third suture body inner wall has set firmly the fourth non return latch, just the third suture is at the slip in-process, the fifth sliding tooth with the sixth sliding tooth homoenergetic with correspond fourth non return latch joint.

The invention has the beneficial effects that:

the wound closing device of the present invention has the same advantages as those of the wound closing device described above, and the details are not repeated herein. Wherein, this wound stitching instrument includes the first suturing member and the second suturing member that connect the bridge and be used for the wound to sew up, and first suturing member and second suturing member all with connect bridge sliding connection. When carrying out the wound and sew up, the piece is sewed up with the second to the first piece of stitching that removes simultaneously in opposite directions, owing to remove first piece and the second piece of stitching simultaneously, consequently make the wound fold the back, the size that the connection bridge exposes in first connecting piece and second connecting piece is shorter, has prevented to connect the bridge and has exposed the end longer and contradict the peripheral skin meat tissue of wound, especially limbs position department, and then causes the inconvenient condition of wounded's activity, has further improved practicality and functional characteristics.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a front view of a first wound stapler according to an embodiment of the invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of the wound stapler prior to closing a wound;

FIG. 4 is a schematic view of the wound stapler after closing a wound;

FIG. 5 is a schematic view showing the first suture instrument and the connecting bridge of FIG. 1;

FIG. 6 is a schematic structural view of a second wound stapler according to an embodiment of the invention;

FIG. 7 is a schematic structural view of a third wound stapler according to an embodiment of the invention;

FIG. 8 is a top view of the connecting bridge of FIG. 7;

FIG. 9 is a schematic view of the bridge of FIG. 7 shown closed;

FIG. 10 is a schematic view of the first seam of FIG. 7;

FIG. 11 is a schematic structural view of a wound stapler according to a second embodiment of the present invention;

FIG. 12 is a top view of the straight row of installed staples of FIG. 11;

FIG. 13 is a top view of the "J" shaped staple row of FIG. 11;

FIG. 14 is a schematic view of the first seam part shown in FIG. 11.

Icon: 1-a connecting bridge; 2-a first stitch; 3-a second seam; 4-row of teeth; 5-row nails; 6-starting a knife edge; 7-linear wounds; 11-a first connecting bridge; 12-a second connecting bridge; 13-a third connecting bridge; 14-a fourth connecting bridge; 15-a fifth connecting bridge; 16-a sixth connecting bridge; 17-a baffle; 21-a locking fastener; 22-a first guide channel; 23-a first suture body; 24-a second guide channel; 25-a second suture body; 26-a third guide channel; 27-a third suture body; 211-first non-return latch; 212-second non-return latch; 213-third non-return latch; 214-fourth no-back latch; 2131-a first latch; 2132-a second latch; 2133-cutter dividing teeth; 41-a first sliding tooth; 42-a second sliding tooth; 43-third sliding tooth; 44-fourth sliding tooth; 45-fifth sliding tooth; 46-sixth sliding tooth.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1, this embodiment provides a wound suturing device, including connecting bridge 1 and the first piece of stitching 2 and the second piece of stitching 3 that is used for the wound to sew up, the second piece of stitching 3 sets firmly on connecting bridge 1, is equipped with row's tooth 4 that the addendum direction is the same on connecting bridge 1, arranges tooth 4 and sets up along connecting bridge 1 length direction, and first piece of stitching 2 and second piece of stitching 3 all set firmly a plurality of row's nails 5 that are used for sewing up the wound.

Still be equipped with hasp piece 21 on the first seam closes piece 2, and first seam closes piece 2 and connecting bridge 1 sliding connection, first seam closes piece 2 at the slip in-process, hasp piece 21 can with arrange 4 joints of tooth.

This wound stitching instrument is including connecting bridge 1 and the first piece of stitching 2 and the second piece of stitching 3 that is used for the wound to sew up, and second piece of stitching 3 sets firmly on connecting bridge 1, and wherein, first piece of stitching 2 and second piece of stitching 3 all are equipped with a plurality of row nails 5, and first piece of

stitching

2 and 1 sliding connection of connecting bridge. When the wound suturing device is used for suturing a linear wound 7, the first suturing part 2 and the second suturing part 3 fixedly provided with the row nails 5 are placed on two sides of the wound by taking the axis of the linear wound 7 as a reference, then the first suturing part 2 and the second suturing part 3 are respectively pressed to pierce the row nails 5 into skin tissues, the first suturing part 2 is ensured to slide after the row nails 5 have pierced the skin tissues, and because the row nails 5 pierce the skin tissues on two sides of the linear wound 7, the skin tissues on one side pierced by the row nails 5 of the first suturing part 2 approach to the skin tissues on the other side of the linear wound 7 under the driving of the first suturing part 2 until the skin tissues on two sides of the linear wound 7 are closed, namely the wound suturing is completed. In order to ensure that linear wound 7 sews up the back, first seam closes piece 2 and second seam closes piece 3 can ensure that the skin tissue of wound both sides can not part, consequently, be equipped with row tooth 4 that the addendum direction is the same on connecting bridge 1, row tooth 4 sets up along connecting bridge 1 length direction, wherein, be equipped with hasp piece 21 on the first seam closes piece 2, when first seam closes piece 2 slides on connecting bridge 1, hasp piece 21 can with arrange 4 joints of tooth, hasp piece 21 and row 4 joints of tooth can make first seam closes piece 2 and second seam closes piece 3 can't part under the tension of skin tissue, and then make the skin tissue that opens and splits closely close in order to reach best hemostatic effect.

The wound suturing device in the embodiment is matched with the first suturing part 2, the connecting bridge 1 and the second suturing part 3 fixed on the connecting bridge 1, so that the wound suturing device can close skin tissues on two sides of a linear wound 7 together like a needle thread, and the hemostatic effect of the wound suturing is achieved. Meanwhile, because the skin tissues on the two sides of the wound are overlapped together, the gap between the wounds is extremely small, and therefore, scars generated after the skin tissue cells at the wounds are regenerated are light. In addition, when sewing up to linear wound 7, only need to pierce skin tissue with first seam piece 2 and second seam piece 3's chain riveting 5, make first seam piece 2 again along connecting bridge 1 slip and be close to second seam piece 3 direction, it can to close up each other until the skin tissue of wound both sides, easy operation, it is convenient to sew up, need not professional's operation, and owing to pierce skin tissue with chain riveting 5, consequently, be suitable for the wound of degree of depth to sew up, have good commonality, practicality and functional characteristics.

In this embodiment, because this wound suturing device is simple to use, sew up conveniently, consequently, this wound suturing device still is applicable to the immediate processing of wound under the outdoor environment, can carry out emergency treatment to outdoor wounded's wound, prevents that wounded from taking place the condition that does not have under corresponding medical equipment that the excessive blood loss leads to life danger.

As shown in fig. 6, in this embodiment, a schematic structural diagram of a wound suturing apparatus is also provided.

As shown in fig. 2 and 5, specifically, the connecting bridge 1 includes a first connecting bridge 11 and a second connecting bridge 12 which are oppositely arranged, and the first connecting bridge 11 and the second connecting bridge 12 are fixedly connected end to end in sequence.

The row of teeth 4 comprises a first sliding tooth 41 and a second sliding tooth 42, the first sliding tooth 41 being located on the outer wall of the first connecting bridge 11 and the second sliding tooth 42 being located on the outer wall of the second connecting bridge 12.

In this embodiment, the connecting bridge 1 includes the first connecting bridge 11 and the second connecting bridge 12, and both end to end in proper order rigid couplings, and the first connecting bridge 11 and the second connecting bridge 12 end to end in proper order rigid couplings make inside be a cavity structure, and then reduced manufacturing material, reduced the processing cost. Wherein, arrange tooth 4 and include first sliding tooth 41 and second sliding tooth 42, and first sliding tooth 41 is located the outer wall of first connecting bridge 11, and second sliding tooth 42 is located the outer wall of second connecting bridge 12, and first sliding tooth 41 and the second sliding tooth 42 that set up relative to each other make connecting bridge 1 and the connection between first seam piece 2 more firm stable, prevent to stitch up the back to linear wound 7, and first seam piece 2 breaks away from the emergence of the condition of arranging tooth 4 under the tension effect of skin tissue.

As shown in fig. 5, in particular, the first suture member 2 includes a first suture body 23 having a first guide channel 22, and the first connecting bridge 11 and the second connecting bridge 12 are slidably connected to the first guide channel 22.

The locking fastener 21 comprises a first non-return latch 211 and a second non-return latch 212 which are oppositely arranged, the inner wall of the first suture body 23 protrudes outwards to form the first non-return latch 211 and the second non-return latch 212 respectively, and in the sliding process of the first suture body 23, the first non-return latch 211 can be clamped with the first sliding tooth 41, and the second non-return latch 212 can be clamped with the second sliding tooth 42.

In this embodiment, first guide channel 22 can ensure that first suture body 23 slides along connecting bridge 1 length direction, and the slip orbit does not deviate from connecting bridge 1, and hasp piece 21 includes relative first non return latch 211 and the second non return latch 212 that sets up simultaneously, at the slip in-process of first suture body 23, first non return latch 211 can all the time with first sliding tooth 41 joint, second non return latch 212 can all the time with second sliding tooth 42 joint, first non return latch 211 and second non return latch 212 can ensure fastness and the stability of being connected between first suture 2 and connecting bridge 1.

In this embodiment, when the first non-return latch 211 is latched with the first sliding tooth 41, and the position of the first suturing device needs to be adjusted again after the second non-return latch 212 is latched with the second sliding tooth 42, the user only needs to press the first suturing device body 23 with thumb and forefinger, at this time, the first non-return latch 211 and the second non-return latch 212 can be separated from the corresponding first sliding tooth 41 and second sliding tooth 42 under the action of external force, the operation is simple, and the movement is convenient.

As shown in fig. 7, 8 and 9, in particular, the row of teeth 4 includes a third sliding tooth 43 and a fourth sliding tooth 44 which are oppositely arranged and are in fit connection with each other.

The connecting bridge 1 comprises a third connecting bridge 13 and a fourth connecting bridge 14, a third sliding tooth 43 is arranged on the inner wall of the third connecting bridge 13, and a fourth sliding tooth 44 is arranged on the inner wall of the fourth connecting bridge 14.

One end of the third connecting bridge 13 and one end of the fourth connecting bridge 14 are fixedly connected with the second stitching piece 3, and when the third connecting bridge 13 and the fourth connecting bridge 14 are closed tightly, the other ends of the third connecting bridge 13 and the fourth connecting bridge 14 form an 'eight' -shaped knife opening 6.

In this embodiment, the third sliding tooth 43 is disposed on the inner wall of the third connecting bridge 13, the fourth sliding tooth 44 is disposed on the inner wall of the fourth connecting bridge 14, and the third sliding tooth 43 and the fourth sliding tooth 44 are connected in a matching manner, so that the manufacturing material of the connecting bridge 1 is reduced, and the cost is further reduced. Meanwhile, the third connecting bridge 13 and the fourth connecting bridge 14 are connected together, so that the size of the whole wound suturing device is reduced, and the wound suturing device is convenient to store.

As shown in fig. 7, in particular, the locking member 21 includes a third non-return latch 213, the first suture member 2 includes a second suture member body 25 provided with a second guide passage 24, and an outer surface of the second suture member body 25 protrudes upward to form the third non-return latch 213.

Third non return latch 213 and second direction passageway 24 set gradually along the direction of sewing up, and third is connected bridge 13 and fourth and is connected bridge 14 and all with second direction passageway 24 sliding connection, and second sewing member body 25 is at the slip in-process, and third non return latch 213 can be with third connection bridge 13 and fourth connection bridge 14 part.

In this embodiment, the locking fastener 21 may further include only one third non-return latch tooth 213, and the third non-return latch tooth 213 and the second guide channel 24 are sequentially disposed along the stitching direction, the first stitching body 23 slides along the length direction of the connecting bridge 1 under the action of the second guide channel 24, in the sliding process, the third non-return latch tooth 213 can separate the third connecting bridge 13 and the fourth connecting bridge 14 which are matched with each other, and further, in the sliding process of the first stitching member 2, the third sliding tooth 43 and the fourth sliding tooth 44 can be always clamped with the third non-return latch tooth 213, the design is ingenious, and the structure is simple.

As shown in fig. 10, in particular, the third non-return latch 213 includes a first latch 2131 for latching with the third sliding tooth 43, a second latch 2132 for latching with the fourth sliding tooth 44, and a cutter splitting tooth 2133 for separating the third connecting bridge 13 from the fourth connecting bridge 14 along the knife-starting edge 6.

In the present embodiment, when the second suture body 25 slides on the connecting bridge 1, the knife dividing teeth 2133 can separate the third connecting bridge 13 from the fourth connecting bridge 14, and at the same time, the knife starting edge 6 makes the knife dividing teeth 2133 more easily separate the connecting bridge 1. In the process of separating the third connecting bridge 13 from the fourth connecting bridge 14, the firmness of the first connecting piece and the connecting bridge 1 is further ensured.

In this embodiment, when the position of the first suturing member 2 needs to be changed after the first suturing member 2 is fixed to the connecting bridge 1, the user only needs to pull the third connecting bridge 13 and the fourth connecting bridge 14 outwards, so that the first latch 2131 is separated from the third sliding tooth 43, and the second latch 2132 is separated from the fourth sliding tooth 44, so as to achieve the purpose of separating the first suturing member 2 from the connecting bridge 1.

As shown in fig. 10, in this embodiment, the second guide channel 24 is an "eight" shaped channel, and the central lines of the second guide channel 24 and the third non-return latch 213 coincide, and the "eight" shaped channel can ensure that after the third non-return latch 213 separates the third connecting bridge 13 and the fourth connecting bridge 14, the third connecting bridge 13 and the fourth connecting bridge 14 can be separated along the channel walls corresponding to the "eight" shaped channel, respectively, so as to ensure that the third connecting bridge 13 and the fourth connecting bridge 14 can be separated orderly and stably under the action of the knife splitting teeth 2133, which is smart in design, reasonable in structure, and further improves the functionality of the wound closure device.

Example two

As shown in fig. 11, the present embodiment further provides another wound suturing device, which includes a connecting bridge 1, and a first suturing member 2 and a second suturing member 3 for suturing a wound, wherein the connecting bridge 1 is provided with a row of teeth 4 having the same tooth top direction, and the row of teeth 4 is arranged along the length direction of the connecting bridge 1.

First seam piece 2 and second seam piece 3 all set firmly a plurality of row's of being used for suturing up wound nail 5.

Still all be equipped with hasp piece 21 on first seam piece 2 and the second seam piece 3, and both homoenergetic can slide along connecting bridge 1, and at the slip in-process, hasp piece 21 can with smooth tooth joint.

The wound closing device of this embodiment has the same advantages as those of the wound closing device described above, and will not be described herein again. Wherein, this wound stitching instrument includes connecting bridge 1 and the first suturing member 2 and the second suturing member 3 that are used for the wound to sew up, and first suturing member 2 and second suturing member 3 all with connecting bridge 1 sliding connection. When carrying out the wound and sew up, move first seam piece 2 and second seam piece 3 in opposite directions simultaneously, owing to remove first seam piece 2 and second seam piece 3 simultaneously and make the wound fold the back, connect bridge 1 and expose in the size of first connecting piece and second connecting piece shorter, consequently prevented to connect bridge 1 and exposed the longer condition that causes the wounded's inconvenient activity of end, further improved the characteristics of practicality and functionality.

As shown in fig. 12 and 13, in the present embodiment, the strip nails 5 may be straight strip nails 5 or "J" shaped strip nails 5, when the strip nails 5 are straight strip nails 5, the strip nails 5 are disposed obliquely to the moving direction of the first suturing member 2, the oblique angle is 10 degrees, because the strip nails 5 have the oblique angle of 10 degrees, after the wound is closed, the surface is naturally raised and does not sink inward, so that the skin tissue on the surface of the wound is smooth, and the wound healing scar is further shallow; when the J-shaped row nail 5 is used, the first stitching piece 2 and/or the second stitching piece 3 can be separated from the connecting bridge 1, the skin tissues on two sides of a wound can be hooked by the J-shaped row nail 5 respectively, then the first stitching piece 2 and/or the second stitching piece 3 are moved, and the J-shaped row nail 5 has the characteristics of firm stitching and difficult falling. In practical use, the wounded or medical staff can select to use the wound suturing device with different types of row nails 5 according to the actual condition of the wound.

As shown in fig. 11, in particular, the connecting bridge 1 includes a baffle 17, and a fifth connecting bridge 15 and a sixth connecting bridge 16 fixed on two sides of the baffle 17.

The row of teeth 4 comprises a fifth sliding tooth 45 and a sixth sliding tooth 46 which are positioned on the same horizontal plane, the fifth sliding tooth 45 is positioned on the fifth connecting bridge 15, and the sixth sliding tooth 46 is positioned on the sixth connecting bridge 16.

In the present embodiment, the position of the baffle 17 is the maximum distance position where the first suture member 2 and the second suture member 3 slide, which can prevent the first suture member 2 and the second suture member 3 from crossing the axis of the wound when sliding, and can prevent skin tissue from being pulled. The fifth sliding tooth 45 and the sixth sliding tooth 46 are both located on the same horizontal plane, so that the first stitching piece 2 and the fifth connecting bridge 15 can be conveniently fixed, and the second stitching piece 3 and the sixth connecting bridge 16 can be conveniently fixed.

As shown in fig. 14, the first suture 2 and the second suture 3 each include a third suture body 27 provided with a third guide channel 26, and the fifth connecting bridge 15 and the sixth connecting bridge 16 are each slidably connected to the third guide channel 26.

The locking piece 21 comprises a fourth non-return latch 214, the inner wall of the third suture body 27 protrudes outwards to form the fourth non-return latch 214, and the fifth sliding tooth 45 and/or the sixth sliding tooth 46 can be clamped with the fourth non-return latch 214 during the sliding process of the third suture.

In this embodiment, the third guiding channel 26 can ensure that the third suturing member 27 slides along the length direction of the connecting bridge 1, and the sliding track does not deviate from the connecting bridge 1, meanwhile, the locking member 21 comprises a fourth non-return latch 214, in the sliding process of the third suturing member 27, the fourth non-return latch 214 can always correspond to the fifth latch 45 and the sixth latch 46 in a clamping manner, and the fourth non-return latch 214 ensures that the first suturing member 2 and the second suturing member 3 can be firmly and stably connected with the connecting bridge 1, so that the practicability and functionality of the wound suturing device are further improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The wound suturing device is characterized by comprising a connecting bridge (1), a first suturing piece (2) and a second suturing piece (3) which are used for suturing a wound, wherein the second suturing piece (3) is fixedly arranged on the connecting bridge (1), row teeth (4) with the same tooth top direction are arranged on the connecting bridge (1), and the row teeth (4) are arranged along the length direction of the connecting bridge (1);

the first stitching piece (2) and the second stitching piece (3) are fixedly provided with a plurality of row nails (5) for stitching wounds;

the first stitching piece (2) is further provided with a locking piece (21), the first stitching piece (2) is connected with the connecting bridge (1) in a sliding mode, and the locking piece (21) can be clamped with the row teeth (4) in the sliding process of the first stitching piece (2);

the row of teeth (4) comprise a third sliding tooth (43) and a fourth sliding tooth (44) which are oppositely arranged and are matched and connected with each other;

the connecting bridge (1) comprises a third connecting bridge (13) and a fourth connecting bridge (14), the inner wall of the third connecting bridge (13) is provided with the third sliding tooth (43), and the inner wall of the fourth connecting bridge (14) is provided with the fourth sliding tooth (44);

one end of each of the third connecting bridge (13) and the fourth connecting bridge (14) is fixedly connected with the second stitching piece (3), and when the third connecting bridge (13) and the fourth connecting bridge (14) are closed tightly, the other end of each of the third connecting bridge (13) and the fourth connecting bridge (14) forms an inverted V-shaped knife opening (6);

the locking piece (21) comprises a third non-return latch (213), the first stitching piece (2) comprises a second stitching piece body (25) provided with a second guide channel (24), and the third non-return latch (213) is fixedly arranged on the second stitching piece body (25);

the third non-return latch (213) and the second guide channel (24) are sequentially arranged along the sewing direction, the third connecting bridge (13) and the fourth connecting bridge (14) are both in sliding connection with the second guide channel (24), in the sliding process of the second sewing piece body (25), the third non-return latch (213) can separate the third connecting bridge (13) from the fourth connecting bridge (14), and the third sliding tooth (43) and the fourth sliding tooth (44) can be clamped with the third non-return latch (213);

the third non-return latch (213) comprises a first latch (2131) for latching with the third sliding tooth (43), a second latch (2132) for latching with the fourth sliding tooth (44), and a cutter separating tooth (2133) for separating the third connecting bridge (13) from the fourth connecting bridge (14) along the start edge (6);

the third sliding tooth (43) is in one-way clamping connection with the first clamping tooth (2131), and the fourth sliding tooth (44) is in one-way clamping connection with the second clamping tooth (2132).

2. The wound stapler of claim 1, wherein the second guide channel (24) is a splayed channel and the second guide channel (24) coincides with a midline of the third anti-backup tooth (213).