CN207520183U - For the card punch of Free Skin Graft - Google Patents

Abstract

The utility model provides a kind of card punch for Free Skin Graft, is related to surgical instrument.Card punch includes the pedestal and hammer of separation, and pedestal has the supporting surface of smooth surface and operating surface on the other side, multiple tips of outwardly convex is formed on operating surface, the multiple tip is set in distance and by regular array.Hammer has hammering head and is secured to the hammer handle of connection.The card punch of the utility model includes applying the hammer of active force and for molding pedestal, multiple arranged for interval are formed on pedestal and in the tip of aligned transfer, skin graft can be punctured in external force, skin graft is got tiny conduction hole that is in the same size and being evenly distributed by success, to meet the requirement of the hematocele below drainage skin graft.The conduction hole obtained due to the use of card punch described in the utility model is tiny, without the surrounding skin re-epithelialization in drainage hole site, thus avoids postoperative unsightly problem.

Description

For the card punch of Free Skin Graft

Technical field

The utility model is related to surgical instrument, more particularly to a kind of card punch for Free Skin Graft.

Background technology

Free Skin Graft is the most basic most important operation method of Burn and Plastic Surgery Dept..Free Skin Graft is will be for area using dermatome Parts of skin level or after holostrome removes, migrate to by area.Factor for Free Skin Graft survival of random maximum is exactly to plant The hemotoncus that scytoblastema bottom is formed.Conduction hole can be marked on skin graft usually during clinical operation, so as to conducive to Free Skin Graft hand The oozing of blood drainage of postoperative skin-grafting substrate accumulation so that skin-grafting can preferably establish blood fortune relationship with substrate, increase Free Skin Graft Survival rate.

The concrete operations of conduction hole are as follows：Operator is face-up by free skin graft corium, and epidermis is placed on metal down On pallet, conduction hole is marked above skin graft using the point of a knife and blade of knife blade.Drawing of getting is punched using such mode Discharge orifice is bigger than normal, and there is also differences for each operator's punched hole, cause conduction hole uneven, migrate to after being survived by area, Drainage hole site needs surrounding skin re-epithelialization, and drainage hole site and surrounding skin-grafting occur apparent color and Texture Difference, Scar trace can be left at conduction hole after skin-grafting survives, leads to postoperative inaesthetic problem, particularly with the exposed portion such as neck Position is apparent.

Utility model content

It is above-mentioned using scalpel punching to overcome that the utility model provides a kind of card punch for Free Skin Graft, exists Conduction hole it is big and uneven, and lead to postoperative inaesthetic problem.

Particularly, the utility model proposes a kind of card punch for Free Skin Graft, including：

Pedestal is tablet, and tool is there are two opposite surface, wherein a surface is supporting surface, another surface is operating surface, institute The smooth surface of supporting surface is stated, multiple tips of outwardly convex are formed on the operating surface, the multiple tip is set in interval It puts and by regular array, is molded by the multiple tip；With

Hammer is detached with the pedestal, and the hammer has hammering head and is secured to the hammer handle of connection, passes through the hammer Son applies active force.

Further, the pedestal is cuboid, and each tip is cone, the multiple tip rectangular array row Cloth.

Further, the length of the pedestal is 10CM, and the width of the pedestal is 10CM, and the height of the pedestal is 1CM。

Further, the top diameter at each tip is 0.1CM, and the height at each tip is 0.5CM, between two tips Spacing be 0.5CM.

Further, the hammering head and the hammer handle are cylinder.

Further, a diameter of 6CM of the hammering head, the height of the hammering head is 5CM.

Further, a diameter of 3CM of the hammer handle, the length of the hammer handle is 200CM.

Further, the pedestal is made of metal, and the hammering head is made of rubber.

The card punch of the utility model includes applying the hammer of active force and the pedestal for being molded conduction hole, pedestal On be formed with multiple arranged for interval and in aligned transfer tip, skin graft can be punctured in external force, successfully buy skin graft Go out tiny conduction hole that is in the same size and being evenly distributed, to meet the requirement of the hematocele below drainage skin graft.Due to the use of this reality The conduction hole obtained with the novel card punch is tiny, without the surrounding skin re-epithelialization in drainage hole site, thus avoids Postoperative unsightly problem.

The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model Art means, and being implemented in accordance with the contents of the specification, and in order to allow above and other purpose, feature of the utility model It can be clearer and more comprehensible with advantage, it is special below to lift specific embodiment of the present utility model.

According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more Add the above-mentioned and other purposes, advantages and features of clear the utility model.

Description of the drawings

By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this field Technical staff will become clear.Attached drawing is only used for showing the purpose of preferred embodiment, and is not considered as to this practicality Novel limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings：

Fig. 1 is the perspective schematic view for the pedestal in the card punch of Free Skin Graft according to the utility model；

Fig. 2 is the perspective schematic view for the hammer in the card punch of Free Skin Graft according to the utility model.

Each symbolic indication meaning is as follows in figure：

10 pedestals,

11 supporting surfaces, 12 operating surfaces, 13 tips,

20 hammers,

21 hammering heads, 22 hammer handles,

The length of A pedestals, the width of B pedestals, the height of C pedestals,

The height at D tips, E spacing,

F hammers the diameter of head, and G hammers the height of head,

The diameter of H hammer handles, the length of I hammer handles.

Specific embodiment

The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure Completely it is communicated to those skilled in the art.

Fig. 1 is the perspective schematic view for the pedestal in the card punch of Free Skin Graft according to the utility model.Fig. 2 is root According to the utility model for the perspective schematic view of the hammer in the card punch of Free Skin Graft.As shown in Figure 1, the utility model carries A kind of card punch for Free Skin Graft has been supplied, it is general to make including the pedestal 10 for being molded conduction hole and for applying Hammer 20 firmly (referring to Fig. 2).As shown in Figure 1, pedestal 10 has for tablet there are two opposite surface, wherein a surface is branch Support face 11, another surface are operating surface 12, and the smooth surface of the supporting surface 11 is formed with outwardly convex on the operating surface 12 Multiple tips 13, the multiple tip 13 is set in distance and by regular array.As shown in Fig. 2, hammer 20 and the pedestal 10 (referring to Fig. 1) separation, the hammer 20 have hammering head 21 and are secured to the hammer handle 22 of connection.

The course of work of the utility model：

As shown in Figure 1, operation is first obtained to the operation that the skin graft (not shown) dissociated is placed on pedestal 10 during operation On face 12, the epidermis of skin graft is face-down, and corium is face-up, and operator firmly hammers 10 top of pedestal with hammer 20 (referring to Fig. 2) Skin graft, skin graft is got by conduction hole by 13 structure of tip in strength and pedestal 10.

The card punch of the utility model includes applying the hammer 20 of active force and for molding pedestal 10, pedestal 10 On be formed with multiple arranged for interval and in aligned transfer tip 13, skin graft can be punctured in external force, successfully by skin graft Tiny conduction hole that is in the same size and being evenly distributed is got, to meet the requirement of the hematocele below drainage skin graft.Due to the use of this The conduction hole that card punch described in utility model obtains is tiny, without the surrounding skin re-epithelialization in drainage hole site, thus keeps away Postoperative unsightly problem is exempted from.

In addition, the prior art is also there are scalpel trepanning velocity is slower, particularly with larger skin graft trepanning velocity especially Slowly, the problem of causing to delay procedure.And since card punch described in the utility model has the characteristics that easy to operate, institute is used Punching can be completed for several seconds by stating card punch, and punching is rapid, therefore accelerates procedure using card punch described in the utility model.

In addition, easily occur in drill process since free skin graft is placed on above metal tray in the prior art The problem of sliding, operator's hand caused to accidentally injure.The utility model due to pedestal 10 have constant weight can stable operation, and point End 13 also has the function of to position skin graft in drill process so that skin graft is fixed well in drill process, avoids operator That accidentally injures happens.

As shown in Figure 1, in the present embodiment, the pedestal 10 is cuboid, and each tip 13 is cone, the multiple point 13 rectangular arrays is held to arrange.Certainly, in other embodiments, pedestal 10 can also be cylinder or other shapes body, each Tip 13 can also be that with slightly pointed object multiple tips 13 can arrange with circular array or other regular arrays, only Will can meet pedestal 10, tip 13 function.

As shown in Figure 1, in the present embodiment, it is preferable that the length A of the pedestal is 10CM, and the width B of the pedestal is 10CM, the height C of the pedestal is 1CM.It can easily be punched using the present embodiment to the skin graft of 10CM × 10CM sizes.Such as It is more than 10CM × 10CM sizes that fruit, which takes skin graft, needs that skin graft is placed on above card punch by several times and punches.

In the present embodiment, it is preferable that the top diameter at each tip 13 is 0.1CM, and the height D at each tip is 0.5CM, Spacing E between two tips 13 is 0.5CM.

Certainly, in other embodiments, the size of pedestal 10, the size at tip 13, tip 13 arrangement spacing E can be with Other numerical value, depending on tool stereo operating requirement.

As shown in Fig. 2, in the present embodiment, it is preferable that the head 21 and the hammer handle 22 of hammering is cylinder.The hammer The diameter F to tap the head is 6CM, and the height G of the hammering head is 5CM.The diameter H of the hammer handle is 3CM, the length I of the hammer handle For 200CM.

Certainly, in other embodiments, the shape of the hammering head 21 and the hammer handle 22 can also be other shapes, only Operation requirement can be met.Hammer the size of head 21, the size of hammer handle 22 can be specifically regarded with other numerical value needed for punching Depending on application amount of force.

As shown in Figure 1, in the present embodiment, it is preferable that the pedestal 10 and the tip 13 are each made of a metal.It is especially excellent Choosing is made of stainless steel.Using metab 10 can stable operation, made of metal tip 13 can conveniently puncture skin graft and point End 13 can use repeatedly indeformable.As shown in Fig. 2, in the present embodiment, it is preferable that the hammering head 21 is made of rubber.Rubber The hammering head 21 of glue can give skin graft certain external force, and will not have additional damage influence Skin viability to skin graft.

Certainly, as shown in Figure 1, in other embodiments, pedestal 10, tip 13 and hammering head 21 are opened (referring to Fig. 2) can be with It is made of other materials, as long as punching requirement can be met.

In the specification provided in this place, numerous specific details are set forth.It is to be appreciated, however, that the utility model Embodiment can be put into practice without these specific details.In some instances, be not been shown in detail well known method, Structure and technology, so as not to obscure the understanding of this description.

Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more in each utility model aspect It is a, above in the description of the exemplary embodiment of the utility model, each feature of the utility model is divided together sometimes In group to single embodiment, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following meaning Figure：The requires of the utility model features more more than the feature being expressly recited in each claim i.e. claimed. More precisely, as the following claims reflect, it is in terms of utility model single less than disclosed above All features of embodiment.Therefore, it then follows thus claims of specific embodiment are expressly incorporated in the specific embodiment party Formula, wherein each claim is in itself as the separate embodiments of the utility model.

In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments In included certain features rather than other feature, but the combination of the feature of different embodiments means in this practicality newly Within the scope of type and form different embodiments.For example, in detail in the claims, embodiment claimed it is arbitrary One of mode can use in any combination.

The utility model is limited it should be noted that above-described embodiment illustrates rather than the utility model, And those skilled in the art can design alternative embodiment without departing from the scope of the appended claims.In right In it is required that, any reference mark between bracket should not be configured to limitations on claims.Word "comprising" is not arranged Except there are element or steps not listed in the claims.Word "a" or "an" before element does not exclude the presence of more A such element.

So far, although those skilled in the art will appreciate that detailed herein have shown and described the more of the utility model A exemplary embodiment, still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new The range of type is understood that and regards as to cover other all these variations or modifications.

Claims (8)

1. a kind of card punch for Free Skin Graft, which is characterized in that including：

Pedestal is tablet, and tool is there are two opposite surface, wherein a surface is supporting surface, another surface is operating surface, the branch The smooth surface in support face, is formed with multiple tips of outwardly convex on the operating surface, the multiple tip be set in distance and By regular array, it is molded by the multiple tip；With

Hammer is detached with the pedestal, and the hammer has hammering head and is secured to the hammer handle of connection, is applied by the hammer Add active force.

2. card punch according to claim 1, which is characterized in that the pedestal is cuboid, and each tip is cone, The multiple tip rectangular array arrangement.

3. card punch according to claim 2, which is characterized in that the length of the pedestal be 10CM, the width of the pedestal It spends for 10CM, the height of the pedestal is 1CM.

4. card punch according to claim 3, which is characterized in that the top diameter at each tip be 0.1CM, each tip Height for 0.5CM, the spacing between two tips is 0.5CM.

5. card punch according to claim 1, which is characterized in that the head and the hammer handle of hammering is cylinder.

6. card punch according to claim 5, which is characterized in that a diameter of 6CM of the hammering head, the hammering head Highly it is 5CM.

7. card punch according to claim 6, which is characterized in that a diameter of 3CM of the hammer handle, the length of the hammer handle For 200CM.

8. according to the card punch described in any one of claim 1-7, which is characterized in that the pedestal is made of metal, described Hammering head is made of rubber.