CN219109593U - Suture glenoid labia anchor - Google Patents

Abstract

The application relates to the technical field of medical instruments, in particular to a labrum suture anchor. The utility model provides a threaded glenoid labia anchor, which is internally connected with a knotting wire in a penetrating way and comprises: the knotting line comprises a wire loop and a wire knot, a wire loop cavity is formed in the connecting section and the fixing section, a wire knot hole is formed in the wire knot, and the tail end of the wire loop is exposed out of the wire loop cavity and is connected with a carrying suture in a penetrating mode. Through the inside cross-under knot line of glenoid labial anchor, make the line loop and the line knot of knot line hold respectively in line loop chamber and line knot hole to combine to expose in the line loop tail end in line loop chamber, can supply to carry the suture fifty percent discount to pass, thereby realize after implanting the glenoid labial anchor into the bone canal, the pull removal of suture on the line loop, thereby can carry out the knot slip under the arthroscope.

Description

Suture glenoid labia anchor

Technical Field

The application relates to the technical field of medical instruments, in particular to a labrum anchor 5 nail with a wire.

Background

The glenoid labia anchor is mainly an inner row knotting fixing mode and an outer row knotting-free fixing mode, and the structure of the glenoid labia anchor is mainly improved aiming at the inner row knotting fixing mode.

The existing intra-row glenoid labia anchor wire-taking mode mainly comprises the following steps: 0 1. The suture is folded into a belt line through a wrapping post or a threading hole;

2. the suture is knotted to form a loop, and the suture passes through the loop to realize the doubling of the belt line in the nail body;

3. the suture is fixedly connected to the anchor nail body in a mode of injection molding and the like, and the fixedly connected wire ring realizes a belt wire;

4. the suture passes through the flexible jacket to realize a doubling belt line.

The mode of the winding post or the threading hole is adopted, so that the connection strength of the anchor and the seam 5 is poor for the anchor made of nonmetal materials, and the problem of fracture failure of the suture and the anchor is easy to occur in clinical use.

The inside mode that utilizes the knot line ring of twining of nail body realizes the area line, and to the anchor nail of nonmetallic material, under the prerequisite that fixed strength can be guaranteed, the nail body wall thickness of anchor nail is thinner, and the nail body fracture inefficacy problem appears easily in clinical use.

The mode of fixedly connecting the suture to the anchor body by injection molding and the like can solve the problems of connection strength, fixed 0 strength and easy breakage in the knocking-in process, but has complex production process, higher cost and difficult technology

The degree is higher.

The mode that the suture passed the flexible sheath realizes that the band line mainly is the realization form of full suture anchor, but its clinical in-process easily appears the line knot to deviate from, and fixed strength is insufficient, the big problem of processing degree of difficulty.

Disclosure of Invention

The utility model aims at providing a suture glenoid lip anchor, after suture fifty percent discount, the anchor is planted the bone way and can be carried out the pull removal of suture that takes, realizes the knotting slip under the arthroscope.

In order to achieve the above object, the present utility model provides a wired glenoid labia anchor having a knotted string threaded inside, comprising: the knotting line comprises a wire loop and a wire knot, a wire loop cavity is formed in the connecting section and the fixing section, a wire knot hole is formed in the wire knot, and the tail end of the wire loop is exposed out of the wire loop cavity and is connected with a carrying suture in a penetrating mode.

In an alternative embodiment, the wire loop cavity is directly connected inside the connecting section and the fixing section, and the wire knot hole is communicated with the wire loop cavity.

In an alternative embodiment, the cross section of the wire loop cavity is elliptical, and the exposed length of the tail end of the wire loop in the wire loop cavity is 1.5-3mm.

In an optional embodiment, the knotted line includes a single piece or a plurality of pieces, and each knotted line is folded in half to form the loop and the knot, or the loop and the knot are respectively arranged at two ends of each knotted line.

In an alternative embodiment, the knotting line is circular, flat or oblate, the carrying suture is circular, and the wire diameter or width of the knotting line is not smaller than the wire diameter of the carrying suture.

In an alternative embodiment, the connecting section is cylindrical, oval or polygonal, and the fixing section is a barb structure or a thread structure.

In an alternative embodiment, the threading section includes an open structure disposed on the connecting section, and the knot hole includes an aperture disposed at a front end, the knot being received in the aperture.

In an alternative embodiment, the threading section comprises a solid cone section connected to the end of the connecting section, and the knot hole comprises a duct provided on the solid cone section.

In an alternative embodiment, the hole channel comprises an arc hole channel formed on the solid cone section, one end of the arc hole channel is communicated with the wire loop cavity, and a port at the other end of the arc hole channel is arranged on the conical surface of the solid cone section.

In an alternative embodiment, the carrying suture includes a single or multiple pieces and corresponds to the knotted string one-to-one.

Through the inside cross-under knot line of glenoid labial anchor, make the line loop and the line knot of knot line hold respectively in line loop chamber and line knot hole to combine to expose in the line loop tail end in line loop chamber, can supply to carry the suture fifty percent discount to pass, thereby realize after implanting the glenoid labial anchor into the bone canal, the pull removal of suture on the line loop, thereby can carry out the knot slip under the arthroscope.

Additional features and advantages of the present application will be set forth in the detailed description which follows.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a wired glenoid labial anchor of example 1 of the present application;

FIG. 2 is a schematic diagram of the front view structure of FIG. 1;

FIG. 3 is a schematic cross-sectional view of FIG. 2;

FIG. 4 is a schematic side view of the structure of FIG. 1;

FIG. 5 is a schematic illustration of the relationship of example 1 knotting lines and carrying sutures to glenoid labial anchors;

FIG. 6 is a schematic view of the structure of the trailing end of the wire loop on the glenoid labial anchor;

FIG. 7 is a schematic perspective view of a wired glenoid labial anchor of example 2 of the present application;

FIG. 8 is a schematic diagram of the front view of FIG. 7;

FIG. 9 is a schematic cross-sectional view of FIG. 8;

FIG. 10 is a schematic illustration of the relationship of example 2 knotting lines and carrying sutures to glenoid labial anchors;

fig. 11 is a schematic illustration of the relationship of the knotted line to another glenoid labial anchor of example 2.

Icon:

1-a connecting section;

2-fixing the section;

3-threading the wire segment;

4-knotting the wire; 41-wire loops; 42-knot;

5-a wire loop cavity;

6-line junction hole; 6 a-opening holes; 6 b-pore canal;

8-carrying suture;

9-solid cone segments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It will be apparent that the embodiments described are some, but not all, of the embodiments of the present application. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "inner", "outer", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship conventionally put in use of the product of the application, are for convenience of description of the present application and simplification of description, and are not meant to be

The illustration or suggestion that the device or element referred to must have a particular orientation, be constructed and operate with a particular orientation and therefore should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like, are used only for purposes of

The description is distinguished, and is not to be construed as indicating or implying relative importance.

In the description of the present application, it should also be noted that the terms "disposed," "coupled," and "connected," are to be construed broadly, and may be, for example, fixedly coupled or detachably coupled, unless otherwise specifically defined and limited

Disconnecting, or integrally connecting; can be directly connected or indirectly connected through an intermediate medium, and 0 can be the communication between the two elements. It will be apparent to those skilled in the art that

The specific meaning of the terms in this application is understood.

Referring to fig. 1 and 7, and in combination with fig. 5, 10-11, the threaded glenoid labia of the present application

The anchor is mainly used for fixing the inner row of the glenoid labial anchor by threading the knotted 5 wire 4 inside the anchor, so that the knotted wire 4 is knotted after being folded in half, and the wire ring 41 and the knotted formed after being folded in half are respectively knotted

The knot 42 formed later is accommodated in the thread loop cavity 5 and the knot hole 6, so that the knotted thread 4 is fixed in an anchor.

By exposing the trailing end of the loop 41 from the loop lumen 5 and doubling the carrying suture 8 back through the outer

The looper loop 41 allows for the pulling movement of the carrying suture 8, thereby allowing arthroscopic knotting and sliding. 0 in the present utility model, the knotting line 4 is provided with glenoid labial anchors as compared to the prior art with a string

And the connection strength of the anchor and the suture can be ensured, and the problems of broken nail body, easy falling of the knot 42, high processing difficulty and the like are avoided.

The utility model relates to a threaded glenoid lip anchor which mainly comprises a connecting section 1, a fixing section 2 and a threading section 3, wherein a knotting line 4 comprises a wire loop 41 and a knot 42, a wire loop cavity 5 is arranged in the connecting section 1 and the fixing section 2, a knot hole 6 is arranged on the threading section 3, and the tail end of the wire loop 41 is exposed out of the wire loop cavity 5 and is connected with a carrying suture 8 in a penetrating way.

Specifically, the wired glenoid labia anchor is divided into a connecting section 1, a fixing section 2 and a threading section 3 according to different functions when the bone tunnel is implanted, and the connecting section 1 is mainly sleeved with an inserter, and comprises a cylindrical shape, an oval shape or a polygonal shape, so that the glenoid labia anchor can be prevented from being deviated in the implantation process.

The fixing section 2 is mainly used for anchoring in a bone canal and comprises a barb structure or a thread structure, and the thread structure is preferable in the utility model, so that the clinical effects of fixing and pulling-out resistance are achieved.

The wire threading segment 3 is mainly used for accommodating the knot 42 of the knotted line 4, and the knot 42 is bound and fixed on the wire threading segment 3 through the knot hole 6, and the wire loop 41 is accommodated in the wire loop cavity 5 inside the connecting segment 1 and the fixing segment 2, so that the knotted line 4 can be prevented from being separated from an anchor, and opposite supporting force is provided for the drawing and pulling movement of the carrying suture 8.

The wire ring cavity 5 in the utility model is directly connected inside the connecting section 1 and the fixing section 2, so that the wire ring 41 can be accommodated in a relatively regular cavity, and interference abrasion with the internal structure of the anchor is reduced. Meanwhile, the knot hole 6 is communicated with the loop cavity 5, so that the end head of the loop 41 can extend out of the loop cavity 5 and is restrained and accommodated in the knot hole 6 after knotting.

Further, the section of the line ring cavity 5 is elliptical, so that the thickness of the wall of the nail body of the anchor nail can be enhanced, the problem that the inner diameter of the line ring cavity 5 is large and the thickness of the nail body wall is thin is effectively solved, and the integral structural strength of the anchor nail is ensured.

The exposed length of the tail end of the wire ring 41 in the wire ring cavity 5 is 1.5-3mm, and the wire ring 41 caused by the implantation of the nail body can be prevented from being exposed and rubbing surrounding soft tissues by controlling the length of the tail end of the wire ring 41.

The knotting line 4 in the utility model can be a single one which is connected in the anchor nail in a penetrating way, or a plurality of knotting lines can be connected in a penetrating way according to actual use conditions.

In the form of the loop 41 and the knot 42, each knotted thread 4 may be folded in half to form the loop 41 and both ends of the knotted thread 4 may be knotted to form the knot 42.

The knotted lines 4 may also be threaded onto anchors by providing loops 41 and knots 42 at each end of each knotted line 4.

Preferably, the cross section of the knotting line 4 is circular, flat or oblate, the cross section of the carrying suture 8 passing through the wire loop 41 is circular, and in order to ensure the supporting and anchoring effect of the knotting line 4 relative to the carrying suture 8, the wire diameter or width of the knotting line 4 is not smaller than the wire diameter of the carrying suture 8, by adopting the arrangement mode, the mechanical strength of the knotting line 4 can be larger than that of the suture, so that the knotting line 4 is prevented from being broken by friction in the process of drawing and moving the suture.

It should be noted that the carrying suture 8 in the present utility model may be a single carrying suture or a plurality of carrying sutures, specifically, the carrying suture 8 and the knotting lines 4 are in a one-to-one correspondence, and each carrying suture 8 passes through the wire loop 41 on each knotting line 4, so as to meet specific requirements of different use cases.

The glenoid labia anchor of the present utility model includes, but is not limited to, two structural forms, the connecting section 1 and the fixing section 2 of which are identical, except that the penetrating section 3 is different, and the description will be specifically made with different embodiments.

Example 1

Referring to fig. 2-4, in combination with fig. 5-6, the threading segment 3 in this embodiment includes an open structure disposed on the connecting segment 1, and the knot hole 6 includes an aperture 6a disposed at the anterior end of the glenoid labia anchor, with the knot 42 received in the aperture 6 a.

By captively receiving knot 42 in anterior opening 6a and extending loop 41 from the posterior glenoid labial anchor, the carrying suture 8 can be removably threaded, ensuring that the carrying suture 8 is drawably movable relative to loop 41.

When the plurality of knotting lines 4 are connected in a penetrating way, the knot 42 of the plurality of knotting lines 4 can be contained in the front end opening 6a in a binding way, and the loops 41 of the plurality of knotting lines 4 extend out of the tail end of the glenoid labia anchor after penetrating through the whole loop cavity 5, so that a plurality of carrying sutures 8 can movably penetrate through.

The wire loop 41 and the wire knot 42 can be formed by folding in half and then knotting, the wire loop 41 and the wire knot 42 can be respectively arranged at two ends of a single knotted wire 4, meanwhile, the wire loop and the wire knot 42 can be mixed and spliced in different forms according to the space sizes of the wire loop cavity 5 and the wire knot hole 6, and the specific requirements of practical use are met.

Example 2

Referring to fig. 8-9, in combination with fig. 10, the threading section 3 in this embodiment includes a solid cone section 9 connected to the end of the connecting section 1, and the knot hole 6 includes a hole 6b provided in the solid cone section 9, and the knot 42 is accommodated outside the hole 6 b.

The solid cone section 9 connected with the end part of the connecting section 1 forms an entrance part of the anchor, and effectively solves the problem that the anchor body is difficult to knock in or incline in the implantation process.

The knotting line 4 is fixed by binding the knot 42 at the outer end of the pore canal 6b which is accommodated on the solid cone section 9, and making the size of the knot 42 larger than the pore diameter of the pore canal 6 b.

The tunnel 6b in this embodiment comprises one or two, preferably two, loops 41 of knotted wire 4 extending from the glenoid labial anchor tail end, knots 42 extending from the tunnel 6b and being captively received on the outside of the tunnel 6b, or knots 42 being received in the tunnel 6b by a funnel-shaped blocking mechanism.

When the knotting lines 4 are in threaded connection, two ends of the same knotting line 4 can be knotted on the same pore canal 6b, and the two knotting lines 4 can be in threaded connection in the anchor.

Or the two ends of the same knotting line 4 are respectively knotted in the two pore canals 6b, and the single knotting line 4 is connected in the anchor nail in a penetrating way.

Referring to fig. 11, it is also possible to provide a wire loop 41 and a knot 42 at both ends of a single knotted line 4, respectively, and to extend the wire loop 41 out of the anchor, and to pass one or two knotted lines 4 through the anchor in a form in which the knot 42 is received in the hole 6 b.

The duct 6b in this embodiment includes an arc duct 6b formed on the solid cone section 9, one end of the arc duct 6b is communicated with the wire loop cavity 5, and the port of the other end is disposed on the conical surface of the solid cone section 9. The relatively linear duct 6b can relieve the tension of the knotting thread 4 when in use and improve the drawing of the carrying suture 8 on the thread loop 41.

The Knot 42 of the present utility model is preferably in the form of a Knot, and the glenoid labial anchor is preferably of PEEK and absorbable material, which provides good compatibility with the human body.

It should be noted that, without conflict, features in the embodiments of the present application may be combined with each other.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. A wired glenoid labia anchor having a knotted string threaded therein, comprising: the knotting line comprises a wire loop and a wire knot, a wire loop cavity is formed in the connecting section and the fixing section, a wire knot hole is formed in the wire knot, and the tail end of the wire loop is exposed out of the wire loop cavity and is connected with a carrying suture in a penetrating mode.

2. The wired glenoid labia anchor of claim 1, wherein the wire loop cavity is straight through inside the connecting section and the securing section, the wire loop hole communicating with the wire loop cavity.

3. The wired glenoid labia anchor of claim 1, wherein the cross-section of the wire loop cavity is oval and the exposed length of the tail end of the wire loop at the wire loop cavity is 1.5-3mm.

4. The wired glenoid labia anchor of claim 3, wherein the knotted lines include a single or multiple knotted lines, each knotted line being folded in half to form the loop and knot, or the loop and knot being disposed at each end of each knotted line.

5. The wired glenoid labia anchor of claim 1, wherein the knotted line is circular, flat or oblate, the carrying suture is circular, and the knotted line has a wire diameter or width that is no less than the wire diameter of the carrying suture.

6. The wired glenoid labia anchor of claim 1, wherein the connecting section is cylindrical, oval or polygonal and the securing section is a barb or threaded configuration.

7. The wired glenoid lip anchor of any one of claims 1-6, wherein the threading section includes an open structure disposed on the connecting section, the knot hole including an aperture disposed at a front end, the knot being received in the aperture.

8. The threaded glenoid lip anchor of any one of claims 1-6, wherein the threading section includes a solid cone section connected at an end of the connection section, and the knot hole includes a tunnel disposed on the solid cone section.

9. The wired glenoid labia anchor of claim 8, wherein the tunnel includes an arcuate tunnel opening on the solid cone section, one end of the arcuate tunnel communicating with the wire loop cavity and the other end having a port disposed on the cone surface of the solid cone section.

10. The wired glenoid labial anchor of any one of claims 1-6, wherein the carrying suture includes a single or multiple and is in one-to-one correspondence with the knotted line.

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