CN203220398U

CN203220398U - Degradable magnesium alloy anastomotic staple for anastomat

Info

Publication number: CN203220398U
Application number: CN 201220716866
Authority: CN
Inventors: 李扬德
Original assignee: EBOUR ORTHOPEDICS Ltd
Current assignee: EBOUR ORTHOPEDICS Ltd
Priority date: 2012-12-21
Filing date: 2012-12-21
Publication date: 2013-10-02
Anticipated expiration: 2022-12-21

Abstract

The utility model provides a degradable magnesium alloy anastomotic staple for an anastomat, which comprises an n-shaped staple body made of magnesium alloy and molded through die casting. The n-shaped staple body is provided with a strip-shaped staple body, and the two ends of the staple body are provided with two vertical cone nails. The staple body is also provided with a transverse bar and a guide groove. The surface of the n-shaped staple body composed of the staple body, the vertical cone nails and the transverse bar is uniformly coated with a silver ion layer. According to the technical scheme of the utility model, the two ends of the staple body of the anastomotic staple are provided with two vertical cone nails, and the surface of the staple body is provided with a transverse bar. In this way, during the suturing process, the staple body is easy to penetrate the tissue or the organ of a human body with a small wound. Meanwhile, the suturing strength is ensured to be large enough. The surface of the anastomotic staple is uniformly coated with the silver ion layer or a surface coating of excellent biocompatibility and corrosion resistance performances, so that the anastomotic staple is excellent in sterilization ability. Therefore, the sutured tissue or organ of the human body is free from infection and any other injuries. The wound healing process is therefore facilitated and the recovery time is shortened.

Description

A kind of anastomat degradable magnesium alloy anastomosis staple

Technical field

This utility model belongs to technical field of medical instruments, relates to a kind of medical anastomat accessory material, is specifically related to a kind of anastomat degradable magnesium alloy anastomosis staple.

Background technology

Along with the development of medical science technology, the doctor carries out tissue or organ is sewed up, and from original mode with the needlework manual suture, changes the mode of sewing up with medical anastomat and alloy anastomosis staple into.Use medical anastomat to sew up, be convenient to operation, the wound of coincide safely, bringing is very little, is accepted by vast surgical clinical doctor.But the used anastomosis staple of existing medical anastomat mostly adopts titanium alloy to make, because the titanium alloy corrosion resistance is higher relatively, sew up back titanium alloy anastomosis staple and can stay for a long time in tissue or the organ, might cause inflammation, make the people that not very comfortable sensation always be arranged.The someone adopts the magnesium alloy of absorbable and degradable to make anastomosis staple for this reason, as patent " CN200920256518.6 " disclosed " anastomat is followed closely with the Absorbale magnesium alloy seam ", wish to utilize the characteristic of magnesium alloy materials absorbable and degradable exactly, allow and stay in tissue or the organ magnesium alloy seam nail after sewing up along with the slowly healing of wound, be degraded or fragmentation is fallen, or be absorbed by the body.Because seam nail " U " shape shaft of making of magnesium alloy all is coated with the face coat of corrosion resistance, therefore make its degraded or absorb relatively long speed also not too satisfactory, and cause infection in addition, cause the possibility of inflammation.

Summary of the invention

The purpose of this utility model provides a kind of simple in structure, easy to use, be very suitable for the anastomat degradable magnesium alloy anastomosis staple that tissue or organ are sewed up, because the two ends molding of nail body is vertical awl nail, be degraded easily or fragmentation is fallen, or be absorbed by the body; And also be uniformly coated with the silver ion layer on the surface of anastomosis staple, and make anastomosis staple not only not have any injury to tissue or the organ of sewing up, and also have stronger sterilizing ability, solved the problems referred to above that existing anastomat exists with suturing nail.

The technical scheme that this utility model adopts is, a kind of anastomat degradable magnesium alloy anastomosis staple, comprise one with " П " shape anastomosis staple body of degradable magnesium alloy die cast, described " П " shape anastomosis staple body is provided with a nail body, mold two vertical awl nails in nail body two ends, mold a horizontal bar on the nail body face, form a gathering sill below, and the described body surface of following closely " П " shape anastomosis staple that constitutes with horizontal bar by nail body, vertical awl is uniformly coated with one deck silver ion layer.

This utility model medical treatment anastomat degradable magnesium alloy anastomosis staple, mold two vertical awl nails at the nail body two ends of anastomosis staple body, and following closely horizontal bar of molding on the body face, make anastomosis staple when sewing up, be highly susceptible to thrusting tissue or organ, operation wound rapid, that coincide safely, bring is very little, and has enough suture strengths; The surface of anastomosis staple also is uniformly coated with the silver ion layer or has biocompatibility and the material coating of corrosion resistance, tissue or the organ of sewing up not only there is not any injury, and also has stronger sterilizing ability, tissue or organ that make to sew up are not infected, are conducive to shorten the time of healing and the rehabilitation of wound surface.

Description of drawings

Fig. 1 is this utility model anastomat degradable magnesium alloy anastomosis staple structural representation;

Fig. 2 a and Fig. 2 b are this utility model contour structures and front section view.

Among the figure, 1. the nail body is 2. vertically bored nail, 3. horizontal bar, 4. gathering sill, 5. silver ion layer.

The specific embodiment

Below in conjunction with the drawings and specific embodiments this utility model is elaborated.

A kind of anastomat degradable magnesium alloy anastomosis staple, as Fig. 1, Fig. 2 and shown in Figure 3, comprise one with " П " shape anastomosis staple body of degradable magnesium alloy die cast, described " П " shape anastomosis staple body is provided with a nail body 1, mold two vertical awl nails 2 in nail body 1 two ends, mold a horizontal bar 3 on 1 of the body of nail, form a gathering sill 4 below, and it is described by nail body 1, vertical awl nail 2 is uniformly coated with one deck silver ion layer 5, the silver ion layer 5 of the body surface of described being coated on " П " shape anastomosis staple or the material coating for having biocompatibility and corrosion resistance with the body surface of " П " shape anastomosis staple that horizontal bar 3 constitutes.

This utility model medical treatment anastomat degradable magnesium alloy anastomosis staple, mold two vertical awl nails 2 at nail body 1 two ends of anastomosis staple body, and following closely horizontal bar 3 of molding on the body face, make when using anastomat to sew up tissue or organ, anastomosis staple is highly susceptible to thrusting tissue or organ, allowing coincide operates rapidly, safety, and not only wound is very little, also can reduce and sew up the pain of bringing; Follow closely 1 horizontal bar 3 of going up molding of body, improved the suture strength of anastomosis staple body.

This utility model evenly coats one deck silver ion layer 4 by nail body 1, vertical awl nail 2 with the body surface of " П " shape anastomosis staple that horizontal bar 3 constitutes, this anastomosis staple does not only have any injury to tissue or the organ of sewing up, and also has stronger sterilizing ability, make that tissue or the organ sewed up are not infected, also be conducive to shorten the time of healing.

This utility model be coated on " П " shape anastomosis staple body surface silver ion layer 5 or be material coating with biocompatibility and corrosion resistance, equally also can allow the tissue sewed up or organ is not infected, do not have injury, be conducive to the healing of wound surface.

When this utility model uses, must be enclosed in the nail groove of anastomat by the anastomosis staple that adhesion is in a row, the gathering sill 4 of molding can be realized accurately location for the installation of anastomosis staple and moving forward gradually when identical below the nail body 1; Because the vertical awl nail 2 of this utility model anastomosis staple body is taper, therefore uses it to carry out the stitching of tissue or organ, be conducive to realize returning to one's perfect health of sick body along with wound healing is accelerated the absorption of magnesium alloy anastomosis staple in the body and the speed of degraded.

Need not consider that for some anastomosis staple absorbs anastomosis staple degraded, that make of rustless steel or titanium alloy material in the tissue of sewing up or organ, also can adopt the new anastomosis staple body surface of this practicality evenly to coat the feature structure of one deck silver ion layer 4, anastomosis staple coated with uniform one deck silver ion layer 4 in rustless steel or titanium alloy material making, or coat the coating that one deck has biocompatibility and corrosion resistant material, also can play stronger bactericidal action to sewing up wound surface, make tissue or the organ of stitching not infected, be conducive to the healing of wound surface.

Above-mentioned embodiment is an example of the present utility model; not enforcement and the interest field that limits utility model; all equivalences of making according to the described content of this utility model patent protection scope change and modify, and all should be included in this utility model claim.

Claims

1. anastomat degradable magnesium alloy anastomosis staple, comprise one with " П " shape anastomosis staple body of degradable magnesium alloy die cast, it is characterized in that, described " П " shape anastomosis staple body is provided with a nail body (1), mold two vertical awl nails (2) in nail body (1) two ends, mold a horizontal bar (3) on nail body (1) face, form a gathering sill (4) below, and describedly be uniformly coated with one deck silver ion layer (5) by nail body (1), vertical awl nail (2) with the body surface of " П " shape anastomosis staple that horizontal bar (3) constitutes.