Surgical suture needle convenient to puncture

Abstract

The surgical suture needle comprises an arc-shaped needle body, one end of the needle body is provided with a first end portion, the other end of the needle body is provided with a second end portion, a threading hole is formed in the middle of the needle body in a penetrating mode in the radial direction, and a thread clamping structure composed of a first thread clamping groove and a second thread clamping groove is arranged on the side wall of the needle body. The first thread clamping groove and the second thread clamping groove are formed in a spaced mode, the threading hole is located between the first thread clamping groove and the second thread clamping groove, and a groove used for hiding thread ends is formed in the outer arc face of the needle body. When the suture fixing device is used, a suture penetrates through the threading hole from top to bottom, then the suture is clamped into the first suture clamping groove and the second suture clamping groove in sequence, and after the tail end of the suture is knotted, the suture is pulled upwards to enable a suture head of the suture to be hidden in the groove, so that fixation of the suture is completed. When the needle heads at the two ends of the needle body are used for suturing, the cutting edges are beneficial to puncture during suturing, suturing can be continued without reversing, and suturing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to a surgical suturing needle which is convenient for puncture and belongs to the technical field of medical instruments. Background Art

[0002] Suturing is one of the most basic operations in surgery. Almost all surgeries require the use of suture needles and sutures for ligation and suturing. Choosing the right suture needle according to the requirements of the surgery is the basic condition to ensure the smooth progress of the operation.

[0003] Existing surgical suture needles have a hole at the tail for threading a suture. During surgical suturing, the suture needle and suture are clamped by needle holders, which makes the suture easy to slip during suturing, thereby affecting suturing efficiency. Utility Model Content

[0004] The technical problem to be solved by the utility model is how to reduce the problem that the suture thread easily slips off during puncture and suturing with a surgical suture needle, which affects the suturing efficiency.

[0005] In order to solve the above technical problems, the utility model provides a surgical suture needle that is easy to puncture, including a needle body, which is arranged in an arc shape, with a first end portion provided at one end of the needle body and a second end portion provided at the other end of the needle body. A threading hole is radially penetrated through the middle of the needle body, and a wire clamping structure is provided on the side wall of the needle body. The wire clamping structure includes a first wire clamping groove and a second wire clamping groove, and the first wire clamping groove and the second wire clamping groove are spaced apart. The threading hole is located between the first wire clamping groove and the second wire clamping groove, and a groove for hiding the thread head is provided on the outer arc surface of the needle body.

[0006] Preferably, the first end and the second end are both in the shape of a quadrangular pyramid and are bent in the same direction along the arc direction of the needle body, and the side edges of the first end and the second end are cutting edges.

[0007] Preferably, the first end is in the shape of a quadrangular pyramid, the side edge of the first end is a cutting edge, the second end is in the shape of a truncated cone, and a wire entry hole is provided on the end surface of the second end away from the needle body.

[0008] Furthermore, the cross section of the needle body is a quadrilateral, and the four edges of the needle body are all rounded, so that the needle body smoothly transitions with the first end and the second end.

[0009] Preferably, the first and second wire clamping slots are bent toward each other at one side away from the opening so that the first and second wire clamping slots are both L-shaped, and rounded corners are provided on the side walls of the openings of the first and second wire clamping slots.

[0010] Preferably, the groove is located at the lower end of the second wire clamping slot and is communicated with the second wire clamping slot.

[0011] Preferably, the surfaces of the needle body, the first end and the second end are all coated with an antibacterial coating.

[0012] The utility model provides a surgical suture needle that is convenient for puncture and has the following advantages:

[0013] When the surgical suture needle of the present invention is used, the suture thread is passed through the threading hole from top to bottom, and then the suture thread is clamped into the first thread clamping groove and the second thread clamping groove in sequence. After the end of the suture thread is knotted, the suture thread is pulled upward so that the thread end of the suture thread is hidden in the groove, thereby completing the fixation of the suture thread and preventing the suture thread from being pulled out of the threading hole during the suturing process. When suturing, the cutting edges of the needles at both ends of the needle body are conducive to puncture during suturing, and suturing can be continued without changing direction, thereby improving suturing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic structural diagram of a surgical suture needle for easy puncture according to the first embodiment of the present invention;

[0015] Figure 2 This is a cross-sectional schematic diagram of the needle body structure of a surgical suture needle that is convenient for puncture in the present invention;

[0016] Figure 3 This is a front view of the structure of the outer curved surface of a surgical suture needle that is convenient for puncture;

[0017] Figure 4 yes Figure 3 A magnified schematic diagram of part A in the middle;

[0018] Figure 5 This is a schematic structural diagram of a surgical suture needle for easy puncture according to a second embodiment of the present invention;

[0019] In the picture:

[0020] 1-needle body; 11-threading hole; 2-first end; 3-second end; 4-wire clamping structure; 41-first wire clamping groove; 42-second wire clamping groove; 5-cutting edge; 6-groove; 7-wire entry hole. DETAILED DESCRIPTION

[0021] The following will be combined with the accompanying drawings in the embodiments of this application to clearly and completely describe the technical solutions in the embodiments of this application. Obviously, the embodiments described are only part of the embodiments of this utility model, not all of them. Based on the embodiments in this application, all other embodiments obtained by ordinary technical personnel in this field without making creative efforts are within the scope of protection of this utility model.

[0022] Example 1:

[0023] Reference Figures 1-4 A surgical suture needle that is easy to puncture includes a needle body 1. The needle body 1 is arranged in an arc shape and has a quadrilateral cross-section. The four edges of the needle body 1 are all rounded. A first end portion 2 is integrally formed at one end of the needle body 1, and a second end portion 3 is integrally formed at the other end of the needle body 1. A threading hole 11 is radially penetrated through the middle of the needle body 1, and a wire clamping structure 4 is provided on the side wall of the needle body 1. The wire clamping structure 4 includes a first wire clamping groove 41 and a second wire clamping groove 42. The first wire clamping groove 41 and the second wire clamping groove 42 are spaced apart, and the threading hole 11 is located between the first wire clamping groove 41 and the second wire clamping groove 42. A groove 6 for hiding the thread end is provided on the outer arc surface of the needle body 1.

[0024] Furthermore, the first end 2 and the second end 3 are both quadrangular pyramid-shaped and bent in the same direction along the arc direction of the needle body 1. The side edges of the first end 2 and the second end 3 are cutting edges 5, and the needle body 1 and the first end 2 and the second end 3 have a smooth transition.

[0025] Furthermore, the first wire clamping slot 41 and the second wire clamping slot 42 are bent toward each other on the side away from the opening side so that the first wire clamping slot 41 and the second wire clamping slot 42 are both L-shaped, and the side walls at the openings of the first wire clamping slot 41 and the second wire clamping slot 42 are both provided with rounded corners, and the groove 6 is located at the lower end of the second wire clamping slot 42 and is connected to the second wire clamping slot 42.

[0026] Furthermore, the surfaces of the needle body 1, the first end 2 and the second end 3 are coated with an antibacterial coating (not shown in the figure), which achieves an antibacterial effect by killing and inhibiting the growth of microorganisms. In this embodiment, the coating of the antibacterial coating is an existing technology and will not be elaborated on.

[0027] The working principle of the utility model of a surgical suture needle that is convenient for puncture is as follows:

[0028] When in use, the suture is passed through the threading hole 11 from top to bottom, and then the suture is clamped into the first thread clamping groove 41 and the second thread clamping groove 42 in turn. After the end of the suture is knotted, the suture is pulled upward so that the thread end of the suture is hidden in the groove 6, thereby completing the fixation of the suture and preventing the suture from being pulled out of the threading hole 11 during the suturing process. The cross-section of the needle body 1 is a quadrilateral, which is convenient for clamping the needle body 1 with needle holders. The first end 2 and the second end 3 at both ends of the needle body 1 are quadrangular pyramids, and the side edges are cutting edges 5, which are conducive to puncture during suturing, and suturing can continue without changing direction, thereby improving suturing efficiency. The utility model has the advantages of being easy to use and having good use effects.

[0029] Example 2:

[0030] Reference Figure 5The difference between this embodiment and the first embodiment is that the first end portion 2 is in the shape of a quadrangular pyramid, the side edge of the first end portion 2 is a cutting edge 5, the second end portion 3 is in the shape of a truncated cone, and a thread entry hole 7 is provided on the end surface of the second end portion 3 facing away from the needle body 1. When in use, the suture is passed through the threading hole 11 from top to bottom, and then the suture is sequentially inserted into the first thread clamping groove 41 and the second thread clamping groove 4252. After tying the end of the suture, the suture is pulled upward so that the thread end of the suture is hidden in the groove 6, thereby completing the fixing of the suture. The needle body 1 is fixed to avoid the suture thread being pulled out from the threading hole 11 during suturing, or one end of the suture thread is placed in the thread entry hole 7 on the end face of the second end portion 3, and the suture thread is fixed inside the second end portion 3 by glue to avoid the suture thread being pulled out during suturing and affecting the suturing. The cross-section of the needle body 1 is a quadrilateral, which is convenient for clamping the needle body 1 with needle holding forceps. The first end portion 2 at the left end of the needle body 1 is a quadrangular pyramid, and the cutting edge 5 on the side edge of the first end portion 2 is conducive to puncture during suturing. The utility model has the advantages of being easy to use and having a good effect.

[0031] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form or substance. It should be pointed out that ordinary technicians in this technical field can make several improvements and supplements without departing from the present invention, and these improvements and supplements should also be considered as the scope of protection of the present invention. Any technician familiar with this profession can make some changes, modifications and equivalent changes made by using the technical content disclosed above without departing from the spirit and scope of the present invention, which are all equivalent embodiments of the present invention; at the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A surgical suture needle for puncture, comprising a needle body (1), characterized in that: The needle body (1) is arranged in an arc shape, with a first end portion (2) provided at one end of the needle body (1) and a second end portion (3) provided at the other end of the needle body (1). A threading hole (11) is radially penetrated through the middle of the needle body (1), and a thread-holding structure (4) is provided on the side wall of the needle body (1). The thread-holding structure (4) comprises a first thread-holding groove (41) and a second thread-holding groove (42). The first thread-holding groove (41) and the second thread-holding groove (42) are spaced apart from each other, and the threading hole (11) is located between the first thread-holding groove (41) and the second thread-holding groove (42). A groove (6) for hiding a thread end is provided on the outer arc surface of the needle body (1).

2. A surgical suture needle for easy puncture according to claim 1, characterized in that: The first end (2) and the second end (3) are both in the shape of a quadrangular pyramid and are bent in the same direction along the arc direction of the needle body (1), and the side edges of the first end (2) and the second end (3) are cutting edges (5).

3. A surgical suture needle for easy puncture according to claim 1, characterized in that: The first end portion (2) is in the shape of a quadrangular pyramid, the side edge of the first end portion (2) is a cutting edge (5), the second end portion (3) is in the shape of a truncated cone, and a wire feed hole (7) is provided on the end surface of the second end portion (3) facing away from the needle body (1).

4. A surgical suture needle for easy puncture according to claim 2 or 3, characterized in that: The cross section of the needle body (1) is a quadrilateral, and the four edges of the needle body (1) are all provided with rounded corners, and the needle body (1) transitions smoothly with the first end portion (2) and the second end portion (3).

5. A surgical suture needle for easy puncture according to claim 1, characterized in that: The first wire clamping slot (41) and the second wire clamping slot (42) are bent toward each other on one side facing away from the opening side so that the first wire clamping slot (41) and the second wire clamping slot (42) are both L-shaped, and rounded corners are provided on the side walls at the openings of the first wire clamping slot (41) and the second wire clamping slot (42).

6. A surgical suture needle for easy puncture according to claim 1, characterized in that: The groove (6) is located at the lower end of the second wire-holding groove (42) and is in communication with the second wire-holding groove (42).

7. A surgical suture needle for easy puncture according to claim 1, characterized in that: The surfaces of the needle body (1), the first end (2) and the second end (3) are all coated with an antibacterial coating.

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