CN209360781U - Stapler anastomosis staple - Google Patents

Abstract

The utility model provides a kind of stapler anastomosis staple, " П " shape anastomosis staple ontology including one with degradable magnesium alloy die cast, " П " the shape anastomosis staple ontology is equipped with a nail body, two vertical cone nails are molded in the nail body both ends, in molding a transverse bar on the nail body face, a guide groove is formed in following, the two vertical cone nail surroundings mold multiple barbs.The utility model stapler anastomosis staple, nail body both ends mold two vertical cone nails, and a transverse bar is formed on nail body face, so that anastomosis staple in suture, is highly susceptible to being pierced into tissue or organ, operation is rapid, coincide safety, bring wound very little, and there is enough suture strengths, multiple barbs that the molding vertical cone nail surrounding in nail body both ends molds will not be detached from easily so that the anastomosis staple after suture is more firm in conjunction with tissue or organ because hyperactivity hyperkinesia is by external force.

Description

Stapler anastomosis staple

Technical field

The utility model belongs to the field of medical instrument technology, is related to a kind of medical stapler accessory material, and in particular to one Kind stapler anastomosis staple.

Background technique

With the development of medical science technology, doctor carries out tissue or organ suture, from originally with needlework craft The mode of suture is changed to the mode sutured with medical stapler and alloy anastomosis staple.Using the suture of medical stapler, it is convenient for Operation, safety of coincideing and bring wound very little, are received by vast surgical clinical doctor.

But anastomosis staple used in existing medical stapler mostly uses titanium alloy to make, due to titanium alloy corrosion resistance Relatively high, titanium alloy anastomosis staple can stay in for a long time in tissue or organ after suture, it is possible to lead to inflammation, make one Always there is not very comfortable feeling.Someone makes anastomosis staple using the magnesium alloy or ferroalloy of absorbable and degradable thus.But at present Anastomosis staple stationarity it is poor, when human body carries out activity by a relatively large margin, be easy to fall off, cause secondary injury to human body.In addition, Although ferroalloy support performance is good, its degradation speed is too slow, too long the time required to degradation in vivo, very long after wound healing It cannot all degrade in time, be easy that patient is made to generate sense of discomfort；Although and magnesium alloy degradation speed is fast, merges with the biology of human body Property it is high, but magnesium alloy support performance is poor, and since its degradation speed is too fast, and many times also equal patient wounds heal completely, It has started to degrade, and is easy to make patient wound again by wound.Currently, magnesium alloy stapler is led to using more type Improve the degradation speed of magnesium alloy frequently with the ingredient for improving magnesium alloy.But this method is at high cost, complicated for operation and time-consuming Effort.

Therefore, need a kind of stationarity it is good, it is at low cost, easy to operate and with human body have fine bio-intermiscibility coincide Device anastomosis staple.

Utility model content

It is good, at low cost, easy to operate and have with human body fine that the purpose of this utility model is to provide a kind of stationarity The stapler anastomosis staple of bio-intermiscibility.

To achieve the above object, the utility model provides a kind of stapler anastomosis staple, including one is closed with degradable magnesium " П " shape anastomosis staple ontology of golden die cast, " П " the shape anastomosis staple ontology is equipped with a nail body, in the nail body both ends Two vertical cone nails are molded, in molding a transverse bar on the nail body face, a guide groove are formed below described, described in two Vertical cone nail surrounding molds multiple barbs.

Preferably, the ontology of " П " shape anastomosis staple described in being made of the nail body, the vertical cone nail and the transverse bar Coated with uniform has a slow degraded layer, and an antibiotic layer is uniformly coated with outside the slow degraded layer.Kiss provided by the utility model Clutch anastomosis staple, anastomosis staple material of main part are magnesium alloy, and the anastomosis staple body surface made of magnesium alloy is coated with slow degradation Layer.Slow degraded layer can slow down the degradation speed of magnesium alloy, promote the support performance of magnesium alloy, guarantee the wound healing in patient Phase, anastomosis staple can play good supporting role, and then after wound healing, relatively thin slow degraded layer slowly disappears, thus magnesium closes Gold can quickly degrade, and prevent patient from generating sense of discomfort, in the antibiotic layer of slow degraded layer outer cladding, can play to tissue The antibacterial and anti-inflammation functions of the identical surface of a wound of organ wound, avoid wound from infecting.Stapler provided by the utility model is with can drop Antibacterial anastomosis staple is solved, not only solves the technical problem of magnesium alloy support performance difference, while also reducing the potential of wound infection Hidden danger, and it is at low cost, easy to operate, there is very high practical value.

Preferably, the slow degraded layer includes one of iron, zinc and calcium or a variety of.Iron, zinc, the corrosion resistance of calcium are strong In magnesium alloy, coating these substances in Mg alloy surface can be enhanced the corrosion resistance of magnesium alloy, slow down the degradation speed of magnesium alloy Degree, while can also be improved the support performance of magnesium alloy, so that magnesium alloy anastomosis staple obtained plays very well in the wound healing phase Supporting role, after wound healing again can fast degradation, improve the comfort level of patient.

Preferably, the antibiotic layer includes silver or copper.Silver or copper have antibacterial and anti-inflammation functions, in slow degradation layer surface cladding Antibiotic layer plays the role of bactericidal antiphlogistic to human tissue organ's surface of a wound that coincide, protects human organ not infected, and with wound The healing of mouth, anastomosis staple are gradually rapidly absorbed by a human degradation, are more advantageous to the healing and rehabilitation of histoorgan.

Preferably, the body surface in " П " the shape anastomosis staple forms the slow degraded layer using physical vaporous deposition With the antibiotic layer.Close the metal in slow degraded layer with magnesium when becoming metallic Magnesium metal can have preferable amalgamation, thus the shape on " П " shape anastomosis staple ontology of degradable magnesium alloy die cast in gold At the preferably slow degraded layer of associativity.

Preferably, the slow degraded layer with a thickness of 0.005~0.02mm.

Preferably, the antibiotic layer with a thickness of 0.005~0.01mm.

Compared with prior art, the utility model stapler anastomosis staple, nail body both ends mold two vertical cones and follow closely, and Follow closely and form a transverse bar on body face so that anastomosis staple in suture, is highly susceptible to being pierced into tissue or organ, operation rapidly, Identical safety, bring wound very little, and there is enough suture strengths, the molding vertical cone nail surrounding molding in nail body both ends Multiple barbs out, so that the anastomosis staple after suture is more firm in conjunction with tissue or organ, it will not be because hyperactivity hyperkinesia be by external force And it is detached from easily.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the degradable antibacterial anastomosis staple of the utility model stapler；

Fig. 2 is the positive profile diagram of the degradable antibacterial anastomosis staple of the utility model stapler；

Fig. 3 is A-A directional profile figure in Fig. 2.

Specific embodiment

For the technical solution of the utility model, construction feature, the technical effect realized is described in detail, below in conjunction with specific Embodiment simultaneously cooperates attached drawing to be explained in detail.

As shown in Figure 1 to Figure 3, stapler provided by the utility model is closed including one with degradable magnesium with anastomosis staple 100 " П " shape anastomosis staple ontology of golden die cast, " П " shape anastomosis staple ontology are equipped with a nail body 1, mold in nail 1 both ends of body Two vertical cone nails 2 form a guide groove 4, two 2 surroundings of vertical cone nail in following in molding a transverse bar 3 on nail 1 face of body Mold multiple barbs 7.Two vertical cone nails 2 are molded at 1 both ends of nail body of anastomosis staple 100, and form one on nail 1 face of body Transverse bar 3 so that anastomosis staple 100 in suture, is highly susceptible to being pierced into tissue or organ, operation rapidly, coincide safely, bring Wound very little, and have enough suture strengths, nail 1 both ends of body it is molding it is vertical cone nail 2 surroundings mold it is multiple fall Hook 7, so that the anastomosis staple 100 after suture is more firm in conjunction with tissue or organ, it will not be due to hyperactivity hyperkinesia be by external force easily It is detached from.

With continued reference to Fig. 1 to Fig. 3, by the body surface of " П " shape anastomosis staple that nail body 1, vertical cone nail 2 and transverse bar 3 are constituted It is coated with a slow degraded layer 5, slow degraded layer 5 is coated with an antibiotic layer 6.Two are molded at 1 both ends of nail body of anastomosis staple ontology Vertical cone nail 2, and a transverse bar 3 is formed on nail body face, when so that suturing tissue or organ using stapler, anastomosis staple 100 are highly susceptible to being pierced into tissue or organ, make anastomosis procedure rapid, safe, not only wound very little, it may also reduce suture zone The pain come；Molding transverse bar 3 on 1 face of body is followed closely, the suture strength of anastomosis staple ontology is improved.The slow drop on 100 surface of anastomosis staple Solution layer 5 can slow down the degradation speed of magnesium alloy, promote the support performance of magnesium alloy, guarantee the wound healing phase in patient, kiss Dowel 100 can play good supporting role.Antibiotic layer 6 outside slow degraded layer 5 can play the antibacterial anti-inflammatory work to wound With avoiding wound from infecting.

Slow degraded layer 5 and antibiotic layer 6 are formed in " П " shape anastomosis staple body surface using physical vaporous deposition.Slow degradation Layer 5 with a thickness of 0.005~0.01mm, be specifically as follows 0.005mm, 0.006mm, 0.008mm, 0.009mm and 0.01mm.It is slow Degraded layer 5 includes one of iron, zinc and calcium or a variety of, iron, zinc, calcium corrosion resistance be better than magnesium alloy, in magnesium alloy table Bread, which covers these substances, can be enhanced the corrosion resistance of magnesium alloy, slow down the degradation speed of magnesium alloy.Especially ferroalloy, medicine On often by ferroalloy separately as the composition material of angiocarpy bracket, safety is also to obtain the approvals of many doctor scholars. The support performance of ferroalloy is good, and degradation speed is slow, and ferroalloy is coated on magnesium alloy anastomosis staple surface, can not only slow down magnesium conjunction The degradation speed of golden anastomosis staple, while can also be improved the support performance of magnesium alloy, so that magnesium alloy anastomosis staple 100 obtained exists The wound healing phase plays good supporting role, delay after wound healing degraded layer 5 slowly disappeared thus magnesium alloy again can be fast Prompt drop solution improves the comfort level of patient.Antibiotic layer 6 with a thickness of 0.005~0.02mm, be specifically as follows 0.005mm, 0.006mm, 0.008mm, 0.009mm, 0.01mm, 0.012mm, 0.015mm and 0.02mm.Antibiotic layer 6 includes silver or copper.Silver or Copper has antibacterial and anti-inflammation functions, plays the role of bactericidal antiphlogistic to human tissue organ's surface of a wound that coincide, protect human organ not by Infection.Slow degraded layer 5 be combined with each other with antibiotic layer 6, so that the degradable antibacterial anastomosis staple of stapler provided by the utility model 100, human body wound can be assisted to heal completely in preliminary stage, the later period with human tissue organ's wound healing, gradually by people Body absorbs degradation, can shorten healing and the recovery time of human body wound to a certain extent.

When the utility model is used, the degradable antibacterial anastomosis staple 100 of the rows of stapler of adhesion must be enclosed in identical In the nail slot of device, nail body 1 below molding guide groove 4 can for anastomosis staple installation and it is identical when be gradually moved forward realization It is accurately positioned；Since the vertical cone nail 2 of the utility model anastomosis staple ontology is taper, tissue or device are used it for The suture of official, is conducive to after Wound healing, accelerates the speed of absorption and the degradation of internal anastomosis staple, realizes the complete health of sick body It is multiple.

In conclusion the utility model stapler anastomosis staple 100, nail 1 both ends of body mold two vertical cone nails 2, and It follows closely and forms a transverse bar 3 on 1 face of body, so that anastomosis staple 100 in suture, is highly susceptible to being pierced into tissue or organ, operation Rapidly, identical safety, bring wound very little, and there is enough suture strengths, the molding vertical cone nail 2 in nail 1 both ends of body Multiple barbs 7 that surrounding molds, so that the anastomosis staple 100 after suture is more firm in conjunction with tissue or organ, it will not be because of work It is dynamic to be excessively detached from easily by external force.Stapler provided by the utility model degradable antibacterial anastomosis staple 100, anastomosis staple main body Material is magnesium alloy, and the anastomosis staple body surface made of magnesium alloy is coated with slow degraded layer 5.Slow degraded layer 5 can slow down magnesium The degradation speed of alloy promotes the support performance of magnesium alloy, guarantees the wound healing phase in patient, and anastomosis staple can play well Supporting role can play the antibacterial and anti-inflammation functions to wound, avoid wound in the antibiotic layer 6 of slow 5 outer cladding of degraded layer Infection.The degradable antibacterial anastomosis staple 100 of stapler provided by the utility model not only solves magnesium alloy support performance difference Technical problem, while the potential risk of wound infection is also reduced, and at low cost, easy to operate, there is very high practical value.

Above disclosed is only the preferred embodiments of the utility model, and the power of the utility model cannot be limited with this Sharp range, therefore equivalent variations made according to the claim of the utility model belong to the range that the utility model is covered.

Claims (6)

1. a kind of stapler anastomosis staple, which is characterized in that kissed including " П " shape with degradable magnesium alloy die cast Dowel ontology, " П " the shape anastomosis staple ontology are equipped with a nail body, two vertical cone nails are molded in the nail body both ends, in institute State and mold a transverse bar on nail body face, form a guide groove in following, the two vertical cones nail surroundings mold it is multiple The body surface of hook, " П " shape anastomosis staple described in the nail body, the vertical cone are followed closely and the transverse bar is constituted is coated with one Slow degraded layer, the slow degraded layer are coated with an antibiotic layer.

2. stapler anastomosis staple as described in claim 1, which is characterized in that the slow degraded layer includes in iron, zinc and calcium It is one or more.

3. stapler anastomosis staple as described in claim 1, which is characterized in that the antibiotic layer includes silver or copper.

4. stapler anastomosis staple as described in claim 1, which is characterized in that in the body surface of " П " the shape anastomosis staple The slow degraded layer and the antibiotic layer are formed using physical vaporous deposition.

5. stapler anastomosis staple as claimed in claim 2, which is characterized in that the slow degraded layer with a thickness of 0.005~ 0.02mm。

6. stapler anastomosis staple as claimed in claim 3, which is characterized in that the antibiotic layer with a thickness of 0.005~ 0.01mm。