CN208481447U - Kirschner wire bending device - Google Patents

Abstract

The utility model discloses a kind of Kirschner wire bending devices, including handle, the handle both ends are provided with bending head, one of bending head is vertical with handle to be connect, another bending head and handle are connected with height level, the different bending slot of a plurality of width and the different bending hole of multiple diameters are provided on the bending head, bending head is run through along bending head thickness direction in the bending slot and bending hole.The Kirschner wire bending device of the structure, have the advantages that production is simple, low in cost, bending effect is good, easy to spread and can more preferably meet Kirschner wire bending demand, overcome in existing deep operation Kirschner wire bending and secondary bending process because backshank it is too short can not bending difficulty, simultaneously, bending angle is further increased on the basis of original 90 ° of bendings, moreover it is possible to backshank port be made bending and to plant face to the marrow again.

Description

Kirschner wire bending device

Technical field

The utility model relates to medical instruments fields, and in particular to a kind of Kirschner wire bending device.

Background technique

Kirschner wire is a kind of one of most common internal fixation material of bone surgery, is fixed temporarily or avulsion splitting for fracturing Small sclerite；That is diameter 3.0mm Medical steel needle below, regular size 1.0mm, 1.5mm, 2.0mm.Diameter 3.0mm with On steel needle be known as steinman pin, be used for Bone traction.

In daily bone surgery, Kirschner wire, which is fixed temporarily, does not need bending；If substituted without other internal fixation materials, When long-time indwelling being needed to keep sclerite position again, then subcutaneous bending indwelling needed, be close to bone face and backshank is required not interfere With damage adjacent tissue.

Clinically common Kirschner wire bending method mainly has: will expose the part of the Kirschner wire in bone face, is directly rolled over pliers It is curved；Bending is entangled with aspirator metal sleeve, then cuts and remain the end tail of 1-1.5cm.However it is existing for Kirschner wire Bending operation is very inconvenient！Such as: first is that fractures locating depth, operation are also difficult to operate suitable bending angle.Second is that kirschner After needle bending and shearing, though discovery inserting needle is too deep, fracture fixation is good, backshank was reserved after Kirschner wire exits redundance Short, when needing bending again and shearing, the prior art is unable to complete bending again.There is such case, can only be replacement kirschner Needle, re-starts fracture fixation, does not only result in operating time extension, and damages to patient's local bone tissue big.In addition, existing Technology only can carry out 90 ° of bendings to Kirschner wire, and backshank end is usually shear plane, existing since needle end tail only deposits 1-1.5cm There is technology that can not be bent again to backshank end, causes backshank end directly exposed outside bone, face to the marrow cannot be planted, to bone Head surrounding soft tissue generates excitation.

Therefore, a kind of Simple And Practical, low in cost is found, can satisfy the Kirschner wire bending device that patient requires immediately as this The background of utility model.

Utility model content

In view of this, the purpose of the utility model is to provide it is a kind of production it is simple, low in cost, bending effect is good, is easy to The Kirschner wire bending device that promotes and can more preferably meet Kirschner wire bending demand, overcomes existing deep operation Kirschner wire bending and two In secondary bending process because backshank it is too short can not bending difficulty, meanwhile, further increase bending angle on the basis of original 90 ° of bendings Degree, moreover it is possible to backshank port be made bending and to plant face to the marrow again.

The utility model is solved the above problems by following technological means: a kind of Kirschner wire bending device, including handle, described Handle both ends are provided with bending head, and one of bending head is vertical with handle to be connect, another bending head and handle are the same as height Horizontal connection is provided with the different bending slot of a plurality of width and the different bending of multiple diameters on the bending head Bending is run through along bending head thickness direction in hole, the bending slot and bending hole.

Further, the folding that four sections of width are respectively 1.0mm, 1.5mm, 2.0mm and 2.5mm is provided on each bending head Curved groove, also sets up that there are four the bending holes that diameter is respectively 1.0mm, 1.5mm, 2.0mm and 2.5mm on each bending head.

Further, the bending head be diameter 25-35mm, thickness 3mm it is discoid.

Further, the bending head be diameter 30mm, thickness 3mm it is discoid.

Further, the long 80-120mm of the handle, width 15-25mm, thickness 3mm.

Further, the long 100mm of the handle, width 20mm, thickness 3mm.

The utility model has the beneficial effects that the Kirschner wire bending device of the utility model, including handle, the handle both ends are equal It is provided with bending head, one of bending head is vertical with handle to be connect, another bending head and handle are connected with height level, institute It states and is provided with the different bending slot of a plurality of width and the different bending hole of multiple diameters, the bending on bending head Bending head is run through along bending head thickness direction in slot and bending hole.The Kirschner wire bending device of the structure, have production it is simple, at This is cheap, bending effect is good, easy to spread and the advantages of can more preferably meet Kirschner wire bending demand, overcomes existing deep hand In the bending of art Kirschner wire and secondary bending process because backshank it is too short can not bending difficulty, meanwhile, on the basis of original 90 ° of bendings Further increase bending angle, moreover it is possible to backshank port be made bending and to plant face to the marrow again.

Detailed description of the invention

The utility model is further described with reference to the accompanying drawings and examples.

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram using horizontal bending head bending Kirschner wire；

Fig. 3 is the structural schematic diagram using vertical bending head bending Kirschner wire；

Fig. 4 is the structural schematic diagram to the secondary bending of Kirschner wire backshank；

Fig. 5 is the structural schematic diagram after the secondary bending of Kirschner wire.

Specific embodiment

The utility model is described in detail below with reference to attached drawing, as shown in Figs 1-4: the utility model provides one Kind Kirschner wire bending device, including handle 1, the handle both ends are provided with bending head 2, and one of bending head is vertical with handle Connection, another bending head and handle are connected with height level, and handle is first body formed with bending, is all made of medical stainless steel system At, the different bending slot 3 of a plurality of width and the different bending hole 4 of multiple diameters are provided on the bending head, Bending is run through along bending head thickness direction in the bending slot and bending hole.Specifically, four sections are provided on each bending head Width is respectively the bending slot of 1.0mm, 1.5mm, 2.0mm and 2.5mm, also set up on each bending head there are four diameter distinguish For the bending hole of 1.0mm, 1.5mm, 2.0mm and 2.5mm, in the present embodiment, the bending slot that width is 1.0mm is with width The bending slot right angle of 1.5mm is connected to, and also right angle is connected to the bending slot that the bending slot that width is 2.0mm is 2.5mm with width, and two pairs Bending slot is distributed in the two sides of bending head；The bending head be diameter 25-35mm, thickness 3mm it is discoid, in the present embodiment, institute State bending head be diameter 30mm, thickness 3mm it is discoid；The long 80-120mm of the handle, width 15-25mm, thickness 3mm, the present embodiment In, the long 100mm of the handle, width 20mm, thickness 3mm.In use, usual two bending machines are used cooperatively, a bending machine is suitable The bending slot of width blocks the position that Kirschner wire exposes bone face, another bending machine, which corresponds to bending head, (to be carried out two bending machines Say, horizontal bending head is corresponding with horizontal bending head, and the bending head of vertical configuration and the bending head of vertical configuration are corresponding) on close The bending hole of suitable diameter entangle Kirschner wire to bending section, two bending machines are used cooperatively, can be conveniently by Kirschner wire Bending.As shown in figure 3, two vertical bending heads are used cooperatively, the bending of deep fracture operation Kirschner wire can be convenient；Bending Head is with a thickness of 3mm (i.e. the depth in bending hole), it is meant that Kirschner wire tail end, which at least retains 3mm, can be carried out bending.Especially Adaptation is good for the previous kirschner pin position for squeezing into epiphysis, and finds that Kirschner wire needle point enters too deep and is pierced by sclerotin, needs Retract extra depth but backshank bending, can not secondary bending the case where, as shown in figure 4, need to only cut the backshank of bending, most Retain 3mm less, carries out bending with this bending machine spanner；The secondary bending of 3mm long can be carried out, to kirschner backshank preferably to plant Face to the marrow, reduces the excitation to surrounding soft tissue, and the structure after the secondary bending of Kirschner wire is as shown in Figure 5.In conclusion the structure Kirschner wire bending device, have and make that simple, low in cost, bending effect is good, easy to spread and can more preferably meet Kirschner wire The advantages of bending demand, overcome in existing deep operation Kirschner wire bending and secondary bending process because backshank is too short can not bending Difficulty, meanwhile, further increase bending angle on the basis of original 90 ° of bendings, moreover it is possible to plant backshank port bending and again Face to the marrow.

Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the scope of the claims of the utility model.

Claims (6)

1. a kind of Kirschner wire bending device, it is characterised in that: including handle, the handle both ends are provided with bending head, wherein one A bending head is vertical with handle to be connect, another bending head and handle are connected with height level, is provided on the bending head more The different bending slot of width and the different bending hole of multiple diameters, the bending slot and bending hole are along folding Elbow thickness direction runs through bending head.

2. Kirschner wire bending device according to claim 1, it is characterised in that: be provided with four sections of width point on each bending head Not Wei 1.0mm, 1.5mm, 2.0mm and 2.5mm bending slot, also set up on each bending head and be respectively there are four diameter The bending hole of 1.0mm, 1.5mm, 2.0mm and 2.5mm.

3. Kirschner wire bending device according to claim 1, it is characterised in that: the bending head is diameter 25-35mm, thickness 3mm's is discoid.

4. Kirschner wire bending device according to claim 3, it is characterised in that: the bending head is diameter 30mm, thickness 3mm It is discoid.

5. Kirschner wire bending device according to claim 1, it is characterised in that: the long 80-120mm of the handle, width 15- 25mm, thickness 3mm.

6. Kirschner wire bending device according to claim 5, it is characterised in that: the long 100mm of the handle, width 20mm, thickness 3mm。