CN214318069U - Tendon suture line and anastomosis device applying same - Google Patents

Abstract

The utility model discloses a tendon suture, this tendon suture include stylolite body, suture needle, the suture needle sets up the tip in stylolite body one end, be provided with the barb subassembly on the stylolite body, the utility model also discloses an use this tendon suture's identical device. The barb component is arranged on the surface of the suture line body, so that an operator does not need to manually tie knots in the tendon surgical suture process, thereby effectively shortening the surgical progress, reducing the surgical time, improving the surgical efficiency and optimizing the surgical effect; furthermore, through adopting the utility model discloses the stylolite, the effectual knot of having avoided after current manual knotting increases the foreign matter volume of anastomotic end easily to influence tendon healing, increase the incidence of tendon adhesion and the problem of the incidence of foreign matter reaction.

Description

Tendon suture line and anastomosis device applying same

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to tendon stylolite and use its identical device.

Background

The existing surgical suture line has smooth surface, is not provided with a fixed structure, needs manual knotting, influences the surgical progress and increases the technical requirements of surgical operation; more importantly, the knotted knots increase the foreign body amount at the anastomotic end, which affects the tendon healing, increases the incidence of tendon adhesion and increases the incidence of foreign body reaction.

SUMMERY OF THE UTILITY MODEL

In view of this, the main object of the utility model is to provide a tendon suture line, it is smooth to have solved current operation suture line surface, need not from taking fixed knot to construct, need carry out manual knot to influence the operation progress, prolonged the operation time, reduced operation efficiency, and the knot after the manual knot of knot has increased the foreign matter volume of anastomotic end, influences tendon healing, increases the incidence of tendon adhesion and increases the problem of the incidence of foreign matter reaction.

The utility model also aims to provide an anastomotic device applying the tendon suture line,

in order to achieve the above purpose, the technical scheme of the utility model is realized like this: a tendon suture comprises a suture body and a suture needle, wherein the suture needle is arranged at the end part of one end of the suture body, and a barb assembly is arranged on the suture body.

Preferably, the barb subassembly includes the first elasticity barb of a plurality of and sleeve pipe, the stylolite body holding is in the sleeve pipe, a plurality of first elasticity barb is laid on the stylolite body and is located sheathed tube inboard.

Preferably, a plurality of first elasticity barb and suture body back of being connected and be fishbone-like structure.

Preferably, a plurality of the first elastic barbs are inclined towards one end far away from the suture needle, and an included angle formed between the first elastic barbs and the surface of the suture line body is 25-35 degrees.

The utility model discloses a another technical scheme is realized like this: an anastomotic device comprises an anastomotic structure and the tendon suture lines, wherein the two tendon suture lines are arranged and are respectively connected with an inserting end and a leading-in end of the anastomotic structure.

Preferably, be provided with a plurality of second elasticity barb, a plurality of on the structure coincide the slope direction of second elasticity barb with the slope direction of the first elasticity barb on the tendon suture line that the structure was connected is inserted to the structure of coincide, with the slope direction of the first elasticity barb on the tendon suture line 1 that the introduction end of the structure of coincide is connected is opposite.

Preferably, a plurality of the second elastic barbs form an included angle of 25-35 degrees with the surface of the inosculating structure.

Preferably, the insertion end of the anastomosis structure has a head of small end and a tail of large end, and the width of the cross section of the anastomosis structure is larger than that of the tendon suture line.

Preferably, the anastomosis structure and the tendon suture line are both provided with scale marks, the starting part of the scale marks on the anastomosis structure is located at one end of the insertion end and the introduction end of the anastomosis structure, and the scale marks extend from the starting part to the other end of the anastomosis structure.

Preferably, the cross-section of the anastomosis structure is at least one of rectangular, crescent or elliptical.

Compared with the prior art, the barb component is arranged on the surface of the suture line body, so that an operator does not need to carry out manual knotting in the tendon surgical suture process, thereby effectively shortening the surgical progress, reducing the surgical time, improving the surgical efficiency and optimizing the surgical effect; furthermore, through adopting the utility model discloses the stylolite, the effectual knot of having avoided after current manual knotting increases the foreign matter volume of anastomotic end easily to influence tendon healing, increase the incidence of tendon adhesion and the problem of the incidence of foreign matter reaction.

Drawings

Fig. 1 is a schematic structural diagram of a tendon suture provided in embodiment 1 of the present invention;

fig. 2 is a schematic structural view of an anastomosis device provided in embodiment 2 of the present invention;

fig. 3 is a usage status diagram of the anastomosis device according to embodiment 2 of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be clear that the terms "vertical", "horizontal", "longitudinal", "front", "rear", "left", "right", "up", "down", "horizontal", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention, and do not mean that the device or element referred to must have a specific orientation or position, and thus, cannot be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The embodiment 1 of the utility model provides a tendon suture, as shown in fig. 1, including suture body 11, suture needle 12 sets up the tip in suture body 11 one end, be provided with the barb subassembly on suture body 11.

After adopting above-mentioned scheme, set up the barb subassembly through the surface at the stylolite body, like this, the sutural in-process art person of tendon operation need not to carry out the manual knot, thereby effectually shortened the operation progress, reduced the operation time, improved operation efficiency, and still optimized the operation effect, in addition, through adopting the utility model discloses the stylolite is effectual to have avoided the line after the current manual knot of knoing to combine the foreign matter volume that increases the anastomosis end easily, thereby influences the tendon healing, increases the incidence of tendon adhesion and the problem of the incidence of foreign matter reaction.

Further, the barb subassembly includes the first elasticity barb 14 of a plurality of and sleeve pipe 13, and stylolite body 11 holds in sleeve pipe 13, and the first elasticity barb 14 of a plurality of is laid on stylolite body 11 and is located the inboard of sleeve pipe 13.

After the scheme is adopted, the plurality of first elastic barbs 14 and the sleeves 13 are arranged on the suture line body 11, and the first elastic barbs 14 are accommodated in the sleeves 13, so that the arrangement is such that when the first elastic barbs 14 do not cause large resistance in the process of shuttling the suture line body 11, and when the suture line body 11 is withdrawn backwards, certain resistance exists.

Furthermore, a plurality of first elastic barbs 14 are connected with the suture body 11 and have a fishbone-like structure.

Further, first elasticity barb 14 is to keeping away from the one end slope of sewing needle 12, just first elasticity barb 14 with the contained angle that the surface of stylolite body 11 is 25 ~ 35. By adopting the suture provided by the embodiment 1 of the present invention, since the suture body 11 of the suture is in a fishbone-like structure after being connected with the first elastic barb 14, and the outside of the first elastic barb 14 is protected by the sleeve 13, the first elastic barb 14 (i.e. the raised "fishbone" part on the fishbone) is folded in the protective sleeve 13 in the non-use state; when in use, the suture needle 12 drives the suture line body 11 and the sleeve 13 to penetrate through the broken ends of the tendons to be anastomosed, the sleeve 13 is drawn out along the direction of the fishbone, the fishbone is opened, tendon tissues around the needle channel are held, and the stability in the direction against the fishbone is realized; and the second suture line is reversely sutured in the same way, so that the stability of two ends is realized.

Example 2

The embodiment 2 of the utility model provides an anastomosis device, as shown in fig. 2, including anastomosis structure 2 and embodiment 1 tendon suture 1, tendon suture 1 set up to two and respectively with anastomosis structure 2's the end of inserting is connected with the introduction.

After adopting above-mentioned scheme, through on being applied to the anastomotic structure 2 of embodiment 2 with tendon suture 1 that embodiment 1 said, the effectual toughness that increases tendon suture 1 has avoided with this anastomotic device in the sutural in-process of operation, when the surgeon hard pulls tendon suture 1, leads to tendon suture fracture easily to influence the problem of operation progress and operation effect, simultaneously, also the effectual life who increases this anastomotic device.

Further, the two tendon suture lines 1 and the anastomosis structure 2 are integrally bonded, as shown in fig. 2, and in addition, the anastomosis structure 2 and the two tendon suture lines 1 are integrally formed, or the two tendon suture lines 1 are respectively bonded at the head and the tail ends of the anastomosis structure 2.

Further, as shown in fig. 2, the anastomosis structure 2 is provided with a second elastic barb 21, and the second elastic barb 21 has an inclination direction which is the same as that of the first elastic barb 14 on the tendon suture 1 connected to the insertion end of the anastomosis structure 2 and is opposite to that of the first elastic barb 14 on the tendon suture 1 connected to the introduction end of the anastomosis structure 2.

After the scheme is adopted, the second elastic barbs 21 are arranged on the anastomosis structure 2, so that the second elastic barbs 21 do not cause large resistance in the process of shuttling the tendon suture 1, and certain resistance exists when the tendon suture 1 is withdrawn backwards; in addition, by setting the inclination direction of the second elastic barbs 21 and the inclination direction of the first elastic barbs 14 in the tendon suture line 1 to be opposite directions, the arrangement can effectively prevent the problem that the positioning of the anastomosis structure 2 in the broken tendon tissue is not accurate and the deviation is easy to occur when the anastomosis structure 2 is drawn into the broken tendon tissue by the tendon suture line 1.

Furthermore, the included angle between the second elastic barb 21 and the surface of the inosculating structure is 25-35 degrees.

Further, as shown in fig. 2, the insertion end of the anastomosis structure 2 has a tip 22 with a small end and a big end, and the width of the cross section of the anastomosis structure 2 is larger than that of the tendon suture 1.

Furthermore, the anastomosis structure 2 and the tendon suture 1 are both provided with scale marks (not shown in the figures), the starting part of the scale marks on the anastomosis structure 2 is located at one end of the insertion end and the introduction end of the anastomosis structure 2, and the scale marks extend from the starting part to the other end of the anastomosis structure 2; this arrangement facilitates accurate fixation of the anastomotic structure 2 to the severed tendon tissue at the site where suturing and manipulation are required.

Further, the cross section of the anastomosis structure 2 is at least one of a rectangle, a crescent or an ellipse; furthermore, the present solution is not limited to these shapes, and the specific shape of the anastomosis structure 2 may vary according to the size of the patient and the site of tendon rupture.

The embodiment 2 of the utility model provides an identical device sews up the process as follows: firstly, the far end and the near end of the broken tendon are respectively reset, the tendon is noticed whether to rotate, then, the scale 0 point on the anastomosis structure 2 is aligned with the broken end of the near end of the tendon, the measurement is performed towards the near end, the length (namely, the needle insertion point) to be knotted and fixed on the tendon suture line 1 at the tail end of the anastomosis structure 2 is marked on the tendon, a sharp blade can be used for making a longitudinal small incision (also not directly inserting the needle) at the needle insertion point, the suture needle 12 at the head end of the anastomosis structure 2 with the second elastic barb 21 and the scale mark penetrates into the center of the tendon obliquely or vertically from the needle insertion point, then the needle is horizontally inserted, the suture needle 12 at the head end of the anastomosis structure 2 penetrates out from the center of the far end of the tendon, the tendon suture line 1 at the head end is drawn to the anastomosis structure 2 with the second elastic barb 21 and the scale mark to slide in the near end of the tendon tissue, when the zero scale of the inosculating structure slides to the broken end of the far end of the tendon, traction is stopped, then the tendon suture line 1 is led in from one end of the broken tendon at one side, the parallel lead wire is led out from the same side of one end of the broken tendon at the other side, the sleeve 13 wrapped on the tendon suture line is pulled out reversely, the barb inside is expanded, and two suture lines are used together and led in from opposite directions at two sides until the suture operation is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. A tendon suture is characterized by comprising a suture body (11) and a suture needle (12), wherein the suture needle (12) is arranged at the end part of one end of the suture body (11), and a barb assembly is arranged on the suture body (11); the barb subassembly includes a plurality of first elasticity barb (14) and sleeve pipe (13), stylolite body (11) holding is in sleeve pipe (13), a plurality of first elasticity barb (14) are laid on stylolite body (11) and are located the inboard of sleeve pipe (13).

2. A tendon suture as claimed in claim 1 wherein a plurality of said first elastic barbs (14) are connected to the suture body (11) in a fishbone-like configuration.

3. A tendon suture as claimed in claim 1 or claim 2 wherein a plurality of said first resilient barbs (14) are inclined away from said needle (12) at an angle of 25-35 ° to the surface of said suture body (11).

4. An anastomosis device, comprising an anastomosis structure (2) and a tendon suture (1) according to any one of claims 1-3, said tendon suture (1) being provided in two pieces and being connected to an insertion end and a lead-in end of said anastomosis structure (2), respectively.

5. An anastomosis device according to claim 4, characterized in that a number of second elastic barbs (21) are arranged on said anastomosis structure (2), said second elastic barbs (21) having a tilt direction which is the same as the tilt direction of the first elastic barbs (14) on the tendon suture (1) connected to the insertion end of said anastomosis structure (2) and which is opposite to the tilt direction of the first elastic barbs (14) on the tendon suture (1) connected to the introduction end of said anastomosis structure (2).

6. An anastomosis device according to claim 5, characterised in that a plurality of said second elastic barbs (21) are arranged at an angle of 25-35 ° to the surface of said anastomosis structure (2).

7. An anastomosis device according to any of claims 4-6, characterized in that the insertion end of the anastomosis structure (2) is provided with a small, caudally advanced tip (22), and the width of the cross-section of the anastomosis structure (2) is larger than the width of the cross-section of the tendon suture (1).

8. An anastomosis device according to claim 7, wherein said anastomosis structure (2) and said tendon suture (1) are provided with graduated markings, wherein the beginning of said graduated markings on said anastomosis structure (2) is located at one of said insertion and introduction ends of said anastomosis structure (2), and said graduated markings extend from said beginning towards the other end of said anastomosis structure (2).

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