CN214761414U

CN214761414U - Fixing system for assisting in treating proximal femoral lateral wall fracture

Info

Publication number: CN214761414U
Application number: CN202120457971.4U
Authority: CN
Inventors: 张毅
Original assignee: Changzhou Second Peoples Hospital
Current assignee: Changzhou Second Peoples Hospital
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-11-19
Anticipated expiration: 2031-03-03

Abstract

The utility model discloses a fixing system of adjunctie therapy thighbone near-end lateral wall fracture, including the thighbone near-end, thighbone near-end interpolation is equipped with the internal fixation nail, and the laminating of thighbone near-end lateral wall has the side piece, evenly seted up four screw fixing holes on the side piece, and install first locking screw in the screw fixing hole, side piece lower extreme is connected with the bridging stick, and the bridging stick other end is equipped with the bridging side piece, also evenly seted up the screw fixing hole on the bridging side piece, and install second locking screw in the screw fixing hole of bridging side piece. This fixing system of adjunctie therapy thighbone near-end lateral wall fracture utilizes the fixed principle of bridging, does not do under the great condition of exposing at former incision, and the nearly section lateral wall of fixed thighbone of wicresoft makes the operation effect of resetting more definite, and is fixed more firm, and the wound is littleer, and the operation is more simple and convenient, is convenient for carry a burden on the ground in the postoperative early stage.

Description

Fixing system for assisting in treating proximal femoral lateral wall fracture

Technical Field

The utility model relates to an orthopedic surgery technical field specifically is a fixing system of adjunctie therapy thighbone near-end lateral wall fracture.

Background

Proximal femoral fractures, i.e. fractures of the intertrochanteric and subtrochanteric shaft portions of the femur, the classification of proximal femoral fractures differs, and the proximal femoral fractures are classified according to AO typing: type a1, simple two-part fracture; type a2, fracture of the medial cortex above 2 planes; type a3, fracture of the lateral cortex. Wherein part of the a2 and A3 fractures are unstable fractures.

The existing fracture of the outer lateral wall of the fracture between the femoral tuberosity types A3 is usually fixed by a steel plate or bound by a steel wire. The steel plate is fixed, the wound is great, does not have special steel plate, and the laminating degree is not good, and because of the intramedullary nail blocks, can only fix with single cortical screw at steel plate side monoplane, it is insecure to fix. The steel wire is fixed, and the operation is difficult relatively, and easily causes the cortex of bone cutting, causes the internal fixation inefficacy, is difficult to support the patient and puts down the weight of the ground in early stage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing system of adjunctie therapy thighbone near-end lateral wall fracture to solve the comminuted fracture of A3 type thighbone near-end on the existing market that above-mentioned background art provided, simple PFNA internal fixation is difficult to reliable and stable fixed, is difficult to support the patient and puts down a burden in early days, generally needs supplementary coaptation board or steel wire fixed, and the wound is bigger, the more complicated problem of operation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing system of adjunctie therapy thighbone near-end lateral wall fracture, includes the thighbone near-end, thighbone near-end interpolation is equipped with internal fixation nail, and still inserts on the internal fixation nail and is equipped with the pressure nail, and the laminating of thighbone near-end lateral wall has the side piece, evenly seted up four screw fixing hole on the side piece, and install first locking screw in the screw fixing hole, the side piece lower extreme is connected with the bridging stick, and the bridging stick other end is equipped with bridging side piece, also evenly seted up screw fixing hole on the bridging side piece, and install second locking screw in the screw fixing hole of bridging side piece.

Preferably, the upper end of the side block is of a hook structure, and a fixed top hole is formed in the hook structure of the side block.

Preferably, a steel wire plug-in is inserted into the fixed top hole and connected with the inner fixing nail in an inserting mode.

Preferably, the first locking screw is inclined toward different directions.

Preferably, bridging stick and bridging lateral mass all are equipped with two, and the bridging stick all laminates the lateral wall at the thighbone near-end.

Compared with the prior art, the beneficial effects of the utility model are that: this fixing system of adjunctie therapy thighbone near-end lateral wall fracture utilizes the fixed principle of bridging, does not do under the great condition of exposing at former incision, and the nearly section lateral wall of fixed thighbone of wicresoft makes the operation effect of resetting more definite, and is fixed more firm, and the wound is littleer, and the operation is more simple and convenient, is convenient for carry a burden on the ground in the postoperative early stage. This fixing system of adjunctie therapy thighbone near-end lateral wall fracture has set up the side piece that has the crotch structure for the side piece can catch on thighbone near-end lateral wall top, and the processing is fixed to the thighbone near-end lateral wall of the piece laminating of being convenient for, has seted up fixed apical pore on the side piece simultaneously, can insert the steel wire plug-in components through fixed apical pore and establish on the hood of interior staple, makes the relative interior staple of side piece firm, and the postoperative of being convenient for is loaded burden on the ground early.

Drawings

Fig. 1 is a schematic view of a connection structure between a main body of a fixing system for assisting in treating proximal lateral wall fracture of femur and the proximal femur of the present invention;

FIG. 2 is a side view of the main body of the fixing system for assisting in treating proximal lateral wall fracture of femur in conjunction with the proximal end of femur;

fig. 3 is a schematic view of the connection structure of the side block and the bridging side block of the fixing system for the adjuvant therapy of proximal lateral wall fracture of femur through the bridging rod of the present invention;

fig. 4 is a schematic view of the connection structure between the bridging side block and the proximal femur of the fixing system for the auxiliary treatment of proximal femur lateral wall fracture of the present invention.

In the figure: 1. a proximal femur; 2. a side block; 3. fixing the top hole; 4. a steel wire insert; 5. an internal fixation nail; 6. hollow pressure nails; 7. a first locking screw; 8. a bridging rod; 9. bridging the side blocks; 10. a second locking screw; 11. and (4) fixing the screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fixing system for assisting in treating proximal femur lateral wall fracture comprises a proximal femur 1, an internal fixing nail 5 is inserted in the proximal femur 1, a pressure nail 6 is inserted on the internal fixing nail 5, a hollow pressure nail 6 is a structure which can be used for stabilizing the internal fixing nail 5 and is positioned on the deep surface of a lateral block 2, the lateral wall of the proximal femur 1 is jointed with the lateral block 2, the upper end of the lateral block 2 is a hook structure, a fixing top hole 3 is arranged at the hook structure of the lateral block 2, the lateral block 2 can hook the proximal femur 1 through the hook structure to facilitate the fixing of the lateral block 2, the lateral block 2 can be made into a shape which is suitable for the proximal femur 1, the lateral block 2 is jointed at the lateral wall of the proximal femur 1 to facilitate the fracture treatment of the proximal femur 1, a steel wire plug-in 4 is inserted in the fixing top hole 3, the steel wire plug-in 4 is also inserted and connected with the internal fixing nail 5, the structure can enable the lateral block 2 to be connected with the internal fixing nail 5 through the steel wire plug-in a stable manner, therefore, the side block 2 is firmly fixed on the outer side wall of the proximal femur end 1, four screw fixing holes 11 are uniformly arranged on the side block 2, first locking screws 7 are arranged in the screw fixing holes 11, the first locking screws 7 incline towards different directions, the side block 2 is firmly fixed on the proximal femur end 1 by the first locking screws 7 at the upper end of the structure, the first locking screws 7 at the lower end are used for fixing a bridging rod 8, the lower end of the side block 2 is connected with the bridging rod 8, the other end of the bridging rod 8 is provided with a bridging side block 9, the bridging rod 8 and the bridging side block 9 are both provided with two parts, the bridging rod 8 can be plastically attached to the outer side of the proximal femur end 1, the bridging rod 8 of the structure can play a role in connecting the side block 2 and the bridging side block 9, and the bridging rod 2 and the bridging rod 8 are subcutaneously inserted to the outer side of the proximal femur end 1 by utilizing the bridging fixing principle under the condition that an original incision is not greatly exposed, be connected with bridging side piece 9 in spiral blade incision department, screw fixation hole 11 has also evenly been seted up on bridging side piece 9, and install second locking screw 10 in bridging side piece 9's the screw fixation hole 11, the wicresoft is fixed in the nearly thighbone trunk department of fracture distal end, the wound is littleer, the operation is more simple and convenient, be convenient for the postoperative is heavy burden early, second locking screw 10 sets up with interior staple 5 is perpendicular, and 10 tail ends of second locking screw are fixed in the cortex of bone, this structure can avoid the striking with interior staple 5 through second locking screw 10, make bridging side piece 9 firm be fixed in the femoral shaft cortex.

The working principle is as follows: when the fixing system for assisting in treating the proximal lateral wall fracture of the femur is used, firstly, when a fracture treatment operation of the proximal femur 1 is performed, the inner fixing nail 5 is inserted into the proximal femur 1, then a screw for fixing the inner fixing nail 5 is obliquely drilled, then the side block 2 and the bridging rod 8 are inserted subcutaneously from an insertion incision of the inner fixing nail 5, the side block 2 and the bridging rod 8 are attached to the lateral wall of the proximal femur 1, the side block 2 hooks the proximal femur 1 through a hook structure, then the steel wire insert 4 is inserted onto a tail cap of the inner fixing nail 5 through the fixing top hole 3, the side block 2 and the inner fixing nail 5 are relatively and stably fixed, the side block 2 is stably attached to the lateral wall of the proximal femur 1, then the first locking screw 7 is drilled into a screw fixing hole 11 on the side block 2 from different angles, the side block 2 and the bridging rod 8 are fixed, then the bridging side block 9 is connected with the bridging rod 8, finally, a second locking screw 10 is vertically drilled into the cortex of the femur from the screw fixing hole 11, so that the bridging side block 9 is firmly and fittingly fixed in the far-end lateral cortex of the proximal femur 1, and a series of works are completed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A fixing system for assisting treatment of proximal and lateral femoral wall fractures comprises a proximal femur (1), and is characterized in that: the femur near-end (1) interpolation is equipped with interior staple (5), still inserts on interior staple (5) and is equipped with pressure nail (6), and the laminating of femur near-end (1) lateral wall has side piece (2), evenly seted up four screw fixation hole (11) on side piece (2), and install first locking screw (7) in screw fixation hole (11), side piece (2) lower extreme is connected with bridging stick (8), and the bridging stick (8) other end is equipped with bridging side piece (9), also evenly seted up screw fixation hole (11) on bridging side piece (9), and install second locking screw (10) in screw fixation hole (11) of bridging side piece (9).

2. The fixation system for assisting in the treatment of proximal and lateral femoral fractures as claimed in claim 1, wherein: the upper end of the side block (2) is of a hook structure, and a fixed top hole (3) is formed in the hook structure of the side block (2).

3. The fixation system for assisting in the treatment of proximal and lateral femoral fractures as claimed in claim 2, wherein: and a steel wire plug-in (4) is inserted into the fixed top hole (3), and the steel wire plug-in (4) and the internal fixing nail (5) are also inserted and connected.

4. The fixation system for assisting in the treatment of proximal and lateral femoral fractures as claimed in claim 1, wherein: the first locking screw (7) is inclined in different directions.

5. The fixation system for assisting in the treatment of proximal and lateral femoral fractures as claimed in claim 1, wherein: bridging stick (8) and bridging lateral mass (9) all are equipped with two, and bridging stick (8) all laminates the lateral wall at thighbone near-end (1).