CN208339586U - Shin-bone internal broach internal fixation fixed traction frame - Google Patents

Abstract

The utility model relates to a kind of Shin-bone internal broach internal fixation fixed traction framves, including horizontally disposed support frame, it is arranged vertically at popliteal nest fixed frame Shang support frame as described above, is obliquely installed and both ends are respectively with support frame He guide rod and calcaneal traction mechanism that popliteal nest fixed frame is connect, the calcaneal traction mechanism includes the first level bar connecting with guide rod, two pieces of fishbacks and fine steel needle for being separately positioned on first level bar both ends, has multiple mounting grooves for being put into one end of the fine steel needle on every piece of fishback.The Shin-bone internal broach internal fixation fixed traction frame of the structure, can save manpower, while ensure that intramedullary needle smoothly passes into shin bone pulp cavity.

Description

Shin-bone internal broach internal fixation fixed traction frame

Technical field

The utility model relates to the field of medical instrument technology, and in particular to a kind of Shin-bone internal broach internal fixation is led with fixation Draw frame.

Background technique

Intramedullary needle internal fixation is chiefly used in long bone (such as stock, the upper arm, ruler, shin, radius) shaft fracture.Its advantage is that: marrow Interior needle itself is more solid firm, and the postoperative early ambulant for being conducive to hurt limb with or without outer fixation that can lack is taken exercise；Skin is cut Mouth is smaller, and periosteum stripping is limited in scope, and damages smaller；Intramedullary needle is long and has different shape corner angle, is embedded in pulp cavity, can achieve jail The interior fixation leaned on, can be avoided the generation of rotation, sidesway and angulation displacement.The disadvantage is that: there need to be a locking equipment, operate more multiple It is miscellaneous.The fracture that long bone is fixed with intramedullary needle, like passing through two section bamboo trunks with an axis.If the outer diameter of intramedullary needle is equal to length The internal diameter of bone, such fixed function is all right, can stably keep contraposition, to line.

At present when carrying out intramedullary needle internal fixation, needs to arrange two doctors and patient's shank is fixed and is drawn, Specifically, a doctor with the hands fixes patient thigh, and another doctor with the hands fixes patient's ankle, and two doctors are again It is pulled in opposite direction, so that the shin bone to fracture resets, is then implanted into intramedullary needle to shin bone again.In implantation intramedullary needle In the process, above-mentioned two doctor will also suitably adjust patient's shank position.Fracture of lower leg is drawn due to lacking at present The traction device of reset, therefore current intramedullary needle internal fixation not only waste of manpower, but also by artificial for a long time to trouble Person's shank pulls, and the hand muscle of doctor is easy fatigue, to generate shaking in distraction procedure, and then will increase in marrow Needle is implanted to the difficulty in shin bone pulp cavity.

Utility model content

In view of this, the utility model aim is to provide a kind of Shin-bone internal broach internal fixation fixed traction frame, save Manpower, it is ensured that intramedullary needle smoothly passes into shin bone pulp cavity.

To achieve the goals above, the utility model is realized by the following technical solutions: in a kind of Shin-bone internal broach Ligamentopexis fixed traction frame, including horizontally disposed support frame, is arranged vertically on support frame as described above Popliteal nest fixed frame is obliquely installed and both ends are respectively with support frame He guide rod and calcaneal traction mechanism that popliteal nest fixed frame is connect, The calcaneal traction mechanism include the first level bar being connect with guide rod, two pieces be separately positioned on first level bar both ends Fishback and fine steel needle have multiple mounting grooves for being put into one end of the fine steel needle on every piece of fishback.

Further, support frame as described above includes the second horizon bar and horizontal with second horizon bar third connected vertically Bar.

Further , Suo Shu popliteal nest fixed frame includes that the vertical bar connecting with lower end with second horizon bar and setting exist The U-shaped bar of the vertical bar upper end.

Further, the U-shaped bar is equipped with cushion.

Further, the first level bar is connect by a connection piece with the guide rod, the connector include bolt, First pipe clamp, the second pipe clamp and spring, the bolt include screw rod, the screw rod include be arranged with the first pipe clamp thread segment and It is arranged with the light bar segment of the second pipe clamp, first pipe clamp includes the first semi-clamping body and the second semi-clamping body being oppositely arranged, described First semi-clamping body is threadedly coupled with the thread segment, and second pipe clamp includes that the second semi-clamping body being oppositely arranged and third half are pressed from both sides Body, the spring is set in outside the screw rod and both ends are abutted with two the second semi-clamping bodies respectively, and second semi-clamping body has It is recessed, is respectively provided on first semi-clamping body and on third semi-clamping body convex with first protrusion for being recessed adaptable and second It rises.

Further, the upper and lower ends of the guide rod pass through a connector and vertical bar respectively and third horizon bar connects It connects, the third horizon bar passes through a connector respectively and connect with second horizon bar.

Further, support frame as described above, popliteal nest fixed frame and guide rod are made of carbon fibre material.

The utility model has the beneficial effects that a kind of Shin-bone internal broach internal fixation fixed traction frame of the utility model, Including horizontally disposed support frame, it is arranged vertically at popliteal nest fixed frame Shang support frame as described above, is obliquely installed And both ends are respectively with support frame He guide rod and calcaneal traction mechanism that popliteal nest fixed frame is connect, calcaneal traction mechanism packet The first level bar connecting with guide rod, two pieces of fishbacks and fine steel needle for being separately positioned on first level bar both ends are included, There are multiple mounting grooves for being put into one end of the fine steel needle on every piece of fishback.In the Shin-bone internal broach of the structure Ligamentopexis fixed traction frame, can save manpower, while ensure that intramedullary needle smoothly passes into shin bone pulp cavity.

Detailed description of the invention

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

Fig. 2 is the structural schematic diagram of support frame；

Fig. 3 is the structural schematic diagram of connector；

The structural schematic diagram of 4 Wei popliteal nest fixed frame of figure；

Fig. 5 is the structural schematic diagram of calcaneal traction mechanism.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

As shown in Figs. 1-5, Shin-bone internal broach internal fixation fixed traction frame includes horizontally disposed support frame 10, be arranged vertically at popliteal nest fixed frame 30 Shang support frame as described above 10, be obliquely installed and both ends respectively with support frame 10 The guide rod 50 and calcaneal traction mechanism 40, guide rod 50 that He popliteal nest fixed frame 30 connects can enhance the stability of entire hitch frame. The calcaneal traction mechanism 40 includes that 41, two pieces of first level bar connect with guide rod 50 are separately positioned on the first level bar The fishback 42 and fine steel needle 43 at 41 both ends, with multiple for making one end of the fine steel needle 43 on every piece of fishback 42 The mounting groove 421 being put into, the opening of mounting groove 421 tilt upward.Before intramedullary needle internal fixation, doctor passes through fine steel needle 43 Then entire hitch frame is put on operating bed by the calcaneum of patient, then lift the shank of patient, is put into Huan person's popliteal nest On popliteal nest fixed frame 30, patient's shank, patient's shank upper end Shou Dao popliteal nest fixed frame are sideling drawn downwards by fine steel needle 43 The both ends of fine steel needle 43 are finally put on two pieces of fishbacks 42 in corresponding mounting groove 421 by the traction of 30 opposite directions, To make patient's shank keep suitable traction state, guarantor is provided for subsequent smoothly penetrate into intramedullary needle in shin bone pulp cavity Barrier.During intramedullary needle internal fixation, it is no longer necessary to which medical staff draws patient's shank, to save manpower.

As a further improvement of the foregoing solution, support frame as described above 10 include the second horizon bar 11 and with it is described second horizontal The third horizon bar 12 connected vertically of bar 11.10 structure of support frame is simple, support is reliable.It is preferred that third horizon bar 12 and second Horizon bar 11 can avoid pushing up in user's third horizon bar 12 to patient's buttocks in this way in T-shaped distribution.

, Suo Shu popliteal nest fixed frame 30 includes and lower end and second horizon bar 11 as a further improvement of the foregoing solution Huan person's popliteal nest is put into U-shaped bar 32 when use by the vertical bar 31 of connection and the U-shaped bar 32 that 31 upper end of vertical bar is arranged in On can the shank upper end to patient be fixed.Structure is simple, easy to use.

As a further improvement of the foregoing solution, the U-shaped bar 32 is equipped with cushion 33.Cushion 33 can mitigate U-shaped bar 32 The constriction of Dui Huan person's popliteal nest.

As a further improvement of the foregoing solution, the first level bar 41 is connected by a connection piece 20 and the guide rod 50 It connects, the connector 20 includes bolt 21, the first pipe clamp 22, the second pipe clamp 26 and spring 27, and the bolt 21 includes screw rod, institute Stating screw rod includes the thread segment 211 for being arranged with the first pipe clamp 22 and the light bar segment 212 for being arranged with the second pipe clamp 26, first pipe Folder 22 includes the first semi-clamping bodies 23 and the second semi-clamping body 24 that are oppositely arranged, and one the first half is arranged in screw flight section 211 Clamp 23 and second semi-clamping body 24 and the first semi-clamping body 23 is threadedly coupled with the thread segment 211, second pipe clamp 26 Including the second semi-clamping body 24 being oppositely arranged and third semi-clamping body 25, the second half folder are arranged in the light bar segment 212 of screw rod Body 24 and a third semi-clamping body 25, in second semi-clamping body 24 and the second pipe clamp 26 in the first pipe clamp 22 another Two semi-clamping bodies 26 are oppositely arranged, and the spring 27 is set in outside the screw rod and both ends are supported with two the second semi-clamping bodies 24 respectively It connects, second semi-clamping body 24 has recess 241, is respectively provided on first semi-clamping body 23 and on third semi-clamping body 25 and institute State the first protrusion 231 and the second protrusion 251 that recess 241 is adapted.First pipe clamp 22 and the second pipe clamp 26 are respectively by the first water Flat bar 41 and guide rod 50 are clamped or respectively clamp guide rod 50 and first level bar 41, and bolt 21 is then turned, so that the first half Clamp 23 is close to third semi-clamping body 25, and spring 27 is compressed in this process, so that spring 27 pushes two the second half folders Body 24 respectively clamps first level bar 41 and guide rod 50 with the first semi-clamping body 23 and the cooperation of third semi-clamping body 25.First pipe clamp 22 In the second semi-clamping body 24 on recess 241 and the first semi-clamping body 23 on the first protrusion 231 match, it is ensured that the first half The first semi-clamping body 23 keeps opposite with the second semi-clamping body 24 in 23 rotation process of clamp.Similarly, the second half in the second pipe clamp 26 Recess 241 on clamp 24 and the second protrusion 251 on third semi-clamping body 25 are also to play the same role.Above-mentioned connector 20 Convenient for adjusting fixation position of the first level bar 41 on guide rod 50.

As a further improvement of the foregoing solution, the upper and lower ends of the guide rod 50 pass through respectively a connector 20 with Vertical bar 31 and third horizon bar 12 connect, and the third horizon bar 12 passes through a connector 20 and second water respectively Flat bar 11 connects.The second pipe clamp 26 in above-mentioned connector 20 can also be rotated relative to the first pipe clamp 22, so as to easily Adjust the angle between guide rod 50 and vertical bar 31 and third horizon bar 12.Certainly, due to the effect of spring 27, the second pipe clamp 26 Rotation will not can be achieved with easily, will not be rotated easily when ensuring that first level bar 41 is clamped by the second pipe clamp 26. It, can traction angle that is more flexible, being conveniently adjusted fine steel needle 43 and direction by above-mentioned setting.In the present embodiment, It is connect since third horizon bar 12 passes through a connector 20 with the second horizon bar 11, in actual use preferred third water Angle between flat bar 12 and vertical bar 31 is 95 °~110 °, and bending knee can reach maximum flexion angle in this way, is convenient for intramedullary nail Insertion.

As a further improvement of the foregoing solution, 10, popliteal nest fixed frame 30 of support frame as described above and guide rod 50 are by carbon fiber material Material is made.X-ray energy penetrates carbon fibre material well, to facilitate doctor by developing this supplementary means to determine in marrow Needle penetrates into the direction in shin bone pulp cavity.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (7)

1. a kind of Shin-bone internal broach internal fixation fixed traction frame, it is characterised in that: including horizontally disposed support Frame is arranged vertically at popliteal nest fixed frame Shang support frame as described above, is obliquely installed and both ends are respectively with support frame He popliteal nest Fixed frame connection guide rod and calcaneal traction mechanism, the calcaneal traction mechanism include the first level bar being connect with guide rod, Two pieces of fishbacks and fine steel needle for being separately positioned on first level bar both ends have on every piece of fishback multiple for making The mounting groove that one end of the fine steel needle is put into.

2. Shin-bone internal broach internal fixation fixed traction frame according to claim 1, it is characterised in that: support frame as described above Including the second horizon bar and with second horizon bar third horizon bar connected vertically.

3. Shin-bone internal broach internal fixation fixed traction frame according to claim 2, it is characterised in that: Suo Shu popliteal nest is solid Determining frame includes the vertical bar connecting with lower end with second horizon bar and the U-shaped bar that the vertical bar upper end is arranged in.

4. Shin-bone internal broach internal fixation fixed traction frame according to claim 3, it is characterised in that: the U-shaped bar It is equipped with cushion.

5. Shin-bone internal broach internal fixation fixed traction frame according to claim 4, it is characterised in that: first water Flat bar is connect by a connection piece with the guide rod, and the connector includes bolt, the first pipe clamp, the second pipe clamp and spring, institute Stating bolt includes screw rod, and the screw rod includes the thread segment for being arranged with the first pipe clamp and the light bar segment for being arranged with the second pipe clamp, institute Stating the first pipe clamp includes the first semi-clamping body and the second semi-clamping body being oppositely arranged, first semi-clamping body and the thread segment screw thread Connection, second pipe clamp includes the second semi-clamping body and third semi-clamping body being oppositely arranged, and the spring is set in the screw rod Outside and both ends are abutted with two the second semi-clamping bodies respectively, and second semi-clamping body has recess, on first semi-clamping body and the The first protrusion and the second protrusion being adapted with the recess are respectively provided on three semi-clamping bodies.

6. Shin-bone internal broach internal fixation fixed traction frame according to claim 5, it is characterised in that: the guide rod Upper and lower ends pass through a connector respectively and connect with vertical bar and third horizon bar, and the third horizon bar passes through one respectively The connector is connect with second horizon bar.

7. Shin-bone internal broach internal fixation fixed traction frame according to claim 1-6, it is characterised in that: institute It states support frame, popliteal nest fixed frame and guide rod is made of carbon fibre material.