CN212438795U

CN212438795U - Assembled adjustable clavicle fixing device with resetting function

Info

Publication number: CN212438795U
Application number: CN202020224227.5U
Authority: CN
Inventors: 杨寅; 刘俭涛
Original assignee: Xi'an central hospital
Current assignee: Xi'an central hospital
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2021-02-02
Anticipated expiration: 2030-02-28

Abstract

The utility model discloses a matched stack formula can be regulated and control clavicle fixing device that has reset function, it includes: fixed blocks respectively arranged on the clavicles; the fixed block comprises a first base plate, first channels arranged on the left side and the right side of the first base plate along the axis direction, and screw holes arranged at the top end of the first base plate; an adjustment block disposed over the clavicle; the adjusting block comprises a second substrate, and the second substrate is close to side walls at two ends and is provided with a second channel symmetrically arranged relative to the central line; connecting cable, it is two, and it passes in proper order respectively passageway one of fixed block and regulating block both sides is fixed through the hasp with two backs of passageway the utility model provides a matched stack formula can be regulated and control the clavicle fixing device who has the function that resets, and it is through carrying out matched stack formula with fixed block and regulating block and using, and it has fixed and resets and go on in step, characteristics such as adjustability, commonality and easy operation, all can use to various clavicle fractures, and the effect is better.

Description

Assembled adjustable clavicle fixing device with resetting function

Technical Field

The utility model relates to an orthopedics clinical application technical field especially relates to matched stack formula can be regulated and control clavicle fixing device that has the reset function.

Background

The clavicle fracture is common in clinic and seriously needs surgical treatment, most of the fractured bone is fixed by adopting the bone fracture plate after the fracture reduction, along with the development of materials and clinical technology, the design concept and the manufacture of the clavicle fixing device make great progress, for example, various materials are used, the anatomical bone fracture plate is designed and manufactured according to the shape of bones, steel plate screws can be locked and even manufactured in a personalized way, and the like, but some problems still need to be effectively solved, for example:

1. at present, bone fracture plates are mainly fixed after maintaining reduction and do not have the function of fracture reduction;

2. the bone fracture plate can not be extended or shortened, and the distance of the fixing hole can not be adjusted in a personalized way, so that a large number of bone fracture plates with different models need to be prepared for the operation, and the operation is not necessarily suitable;

3. fracture around joints sometimes requires fixation across the joints, resulting in loss of joint function;

4. the clavicle is irregular in shape, the existing bone fracture plate is limited in regulation and control mode and degree, and the operation process is complex;

5. the traditional clavicle bone fracture plate belongs to rigid fixation, stress concentration of a fracture part is easy to occur, and postoperative complications such as steel plate loosening, fracture nonunion and the like occur.

For the above reasons, there is a strong need to design a combined adjustable clavicle fixation device with a reduction function that overcomes the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the shortcoming that exists among the prior art, provide the matched stack formula and can regulate and control the clavicle fixing device that has the function that resets, it is through carrying out the matched stack formula with adjustable fixed block, unadjustable fixed block and regulating block and uses, and it has fixed and resets and go on in step, can regulate and control characteristics such as nature, commonality and easy operation, all can use to various clavicle fractures, and the effect is better.

A assembled adjustable clavicle fixation device with reduction function, comprising:

fixed blocks respectively arranged on the clavicles; the fixing block comprises a first base plate, first channels and screw holes, wherein the first channels are arranged on the first base plate, close to the side walls of the two ends of the first base plate, and are symmetrically arranged around a central line;

an adjustment block disposed over the clavicle; the adjusting block comprises a second substrate, and the second substrate is close to side walls at two ends and is provided with a second channel symmetrically arranged relative to the central line;

and the two connecting cables respectively penetrate through the first channel and the second channel on two sides of the fixing block and the adjusting block in sequence and then are fixed through the lock catch.

As a further limitation to the above technical solution, the fixing block and the adjusting block have the same shape, are both rectangular like and have arched lateral surfaces, and can be wrapped on the clavicle;

one side of the fixed block and one side of the adjusting block are arc concave surfaces, and the other side of the fixed block and the adjusting block are arc convex surfaces; the adjacent fixed blocks and the adjusting blocks, the fixed blocks and the fixed blocks or the adjusting blocks and the adjusting blocks are matched;

the arc concave surface and the arc convex surface of the fixed block and the adjusting block are respectively provided with convex teeth which are meshed with each other.

As a further limitation to the above technical solution, the fixing block includes an adjustable fixing block and a non-adjustable fixing block;

the screw hole at the top end of the adjustable fixing block is a strip-shaped clamping groove, and a bone locking fixing screw can move in the clamping groove.

As a further limitation to the above technical solution, the screw hole at the top end of the non-adjustable fixing block is a single hole, and only a clavicle fixing screw passes through the screw hole.

As a further limitation to the above technical solution, the length of the adjustable fixing block is 30mm, the width thereof is 15mm, and the thickness thereof is 5 mm;

the length of the non-adjustable fixed block is 15mm, the width of the non-adjustable fixed block is 15mm, and the thickness of the non-adjustable fixed block is 5 mm;

the length of regulating block is 10mm, the width is 15mm, thickness is 5 mm.

As a further limitation to the above technical solution, the channels are respectively disposed at the left and right ends of the first substrate and symmetrically disposed about the screw hole;

the diameter of the first channel is 2 mm.

As a further limitation to the above technical solution, the two channels are disposed on the left and right sides of the second substrate and are consistent with the first channel in position;

the diameter of the second channel is 2 mm.

As a further limitation to the above technical solution, the fixing block, the adjusting block and the connecting cable are all made of titanium alloy;

the connecting cable is a titanium cable, and the two ends of the connecting cable are respectively in a smooth blunt head shape and hard.

As a further limitation to the above technical solution, the lock catch is a titanium cable fixing buckle, and is respectively disposed at two sides of the titanium cable and at the inlet end of the first passage.

Compared with the prior art, the utility model discloses the beneficial effect who produces mainly embodies:

the utility model discloses a combined adjustable clavicle fixing device with a resetting function, which is designed according to the anatomical characteristics of the clavicle and the clinical common fracture types by combining the advantages and disadvantages of the existing clavicle fracture resetting use method and material instruments;

the utility model discloses a clavicle fixing device with resetting function which can be assembled and controlled, through arranging various fixing blocks, the fixing screws and the adjusting blocks which are matched and arranged, and the titanium cables which are matched and used, the clavicle fixing device can be assembled and used, and can be assembled and adjusted according to different conditions, so that the clavicle fixing device has universality and personalized regulation and control;

the utility model discloses a matched stack type adjustable clavicle fixing device with a resetting function, which can be fixed across joints and can keep most joint functions, and has the characteristics of simple operation and strong adjusting and controlling capability;

the utility model discloses a matched stack formula can be regulated and control clavicle fixing device that has reset function, its except having the function of original coaptation board, all can use to various clavicle fractures moreover, and the effect is better, easy operation, and the expense is reasonable.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to clearly understand the technical means of the present invention and implement the technical means according to the content of the description, the following detailed description of the preferred embodiments of the present invention is given with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a using state diagram of the assembled adjustable clavicle fixing device with the resetting function of the invention;

fig. 2 is a schematic structural view of the adjustable fixing block of the present invention;

fig. 3 is a schematic structural view of the non-adjustable fixed block of the present invention;

FIG. 4 is a schematic structural view of an adjusting block of the present invention;

FIG. 5 is a reference view of the present invention showing the use of the assembled adjustable clavicle fixation device with reduction function;

description of reference numerals:

10. fixed block 11, substrate I12 and channel I

13. Screw hole 14 and clavicle fixing screw

15. Adjustable fixed block 16 and non-adjustable fixed block

20. Adjusting block 21, second substrate 22 and second channel

30. Connecting cable 31, titanium cable 32 and lock catch

4. Clavicle

51. Arc concave surface 52, arc convex surface 53, convex tooth

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the objectives of the present invention, the following detailed description will be given, with reference to the accompanying drawings and preferred embodiments, to the specific embodiments, structures, features and effects of the assembled adjustable clavicle fixing device with the resetting function and the using method thereof according to the present invention.

As shown in fig. 1-5, the present invention provides a clavicle fixation device with a reduction function, which comprises:

fixing blocks 10 respectively disposed on the clavicles 4; the fixed block 10 comprises a first substrate 11, first channels 12 which are arranged on the side walls of the first substrate 11 close to two ends and are symmetrically arranged relative to a central line, and screw holes 13 which are arranged at the top end of the first substrate 11;

an adjustment block 20 disposed over the clavicle 4; the adjusting block 20 comprises a second base plate 21, and the second base plate 21 is close to side walls at two ends and is provided with a second channel 22 symmetrically arranged relative to a central line;

and two connecting cables 30 respectively penetrate through the first channel 12 and the second channel 22 on the two sides of the fixing block 10 and the adjusting block 20 in sequence and then are fixed through a lock catch 32.

The utility model discloses a matched stack formula can be regulated and control has clavicle fixing device of reset function, it is through setting up fixed block 10, regulating block 20 and clavicle 4 set screw 14 and connecting cable 30 that uses rather than cooperating, it has the individualized distance adjustable characteristics that set up according to the special structure of clavicle 4 department; the bone fracture plate can properly select a proper number of fixing blocks 10 according to the actual situation, and then the adjusting blocks 20 are placed at proper fracture positions, so that the purpose of fracture reduction and fixation can be achieved;

the utility model discloses a combined adjustable clavicle fixing device with a resetting function, which can be used for fixing across joints by using the adjusting block 20 under the condition that the joints need to be across the joints; preserving joint function.

As shown in fig. 2-4, the shape of the fixing block 10 is consistent with that of the adjusting block 20, and both the fixing block and the adjusting block are rectangular and have arched sides, and the fixing block can be covered on the clavicle 4; one side of the fixed block 10 and the adjusting block 20 is an arc concave surface 51, and the other side is an arc convex surface 52; the adjacent fixed block 10 and the adjusting block 20, the fixed block 10 and the fixed block 10 or the adjusting block 20 and the adjusting block 20 are matched for use.

In the assembled adjustable clavicle fixing device with the resetting function according to the embodiment of the application, one end of the fixing block 10 and one end of the adjusting block 20 are arc concave surfaces 51, and the other end is arc convex surfaces 52 matched with the arc concave surfaces 51 for use; the arc concave surface 51 and the arc convex surface 52 which are designed to be matched with each other can be connected between two adjacent blocks, and the direction of the arc concave surface and the arc convex surface can be adjusted to adapt to the s-shaped irregular appearance of the clavicle 4;

as shown in fig. 2-5, the clavicle fixation device with a resetting function is adjustable and controllable in a matched set manner, and the arc concave surface 51 and the arc convex surface 52 of the fixing block 10 and the adjusting block 20 are respectively provided with convex teeth 53 which are engaged with each other.

According to the assembled adjustable clavicle fixing device with the resetting function, the arc concave surface 51 and the arc convex surface 52 are respectively provided with the convex teeth 53 which are engaged with each other, so that the resistance is increased, the sliding is reduced after the two adjacent contact surfaces are pressurized, and the stability is better;

according to the assembled adjustable clavicle fixing device with the resetting function, the direction can be changed by rotating and adjusting two adjacent fixing blocks 10 or between the fixing block 10 and the adjusting block 20, and the contact surface is not reduced; the mutually engaging teeth 53 are provided to improve the roughness and the stability after press-connection.

As shown in fig. 2 and 3, the fixing block 10 of the clavicle fixing device with the resetting function of the present invention includes an adjustable fixing block 15 and an unadjustable fixing block 16; the screw hole 13 at the top end of the adjustable fixing block 15 is a strip-shaped clamping groove, and a fixing screw 14 of the locking rib 4 can move in the clamping groove; the screw hole 13 at the top end of the non-adjustable fixed block 16 is in a single-hole shape and only allows a fixing screw 14 of the clavicle 4 to pass through.

According to the assembled adjustable clavicle fixing device with the resetting function, the fixing blocks 10 are of two types, namely an adjustable fixing block 15 and an unadjustable fixing block 16, and the difference is a screw hole 13 at the top end;

it should be noted that the operator can use the adjustable fixing block 15, the non-adjustable fixing block 16 and the adjusting block 20 in combination in any order according to the fracture condition of the patient.

As shown in fig. 2-4, the utility model discloses a clavicle fixing device with reset function can be regulated and control to matched stack formula:

the length of the adjustable fixing block 15 is 30mm, the width of the adjustable fixing block is 15mm, and the thickness of the adjustable fixing block is 5 mm;

the length of the non-adjustable fixed block 16 is 15mm, the width of the non-adjustable fixed block is 15mm, and the thickness of the non-adjustable fixed block is 5 mm;

the length of regulating block 20 is 10mm, the width is 15mm, thickness is 5 mm.

It should be noted that the width and length of the fixing block 10 and the adjusting block 20 should conform to the anatomical parameters of the clavicle 4 of the adult; the above numerical value setting may be adjusted as necessary, and is not particularly limited.

The utility model discloses a clavicle fixing device that matched stack formula can be regulated and control has reset function because 4 shape irregularity's of clavicle characteristics, so it sets up fixed block 10, the use of 20 matched stacks of regulating block, avoids the problem that the coaptation board can not regulate and control among the prior art.

It should be further explained that different patients need to use different fixed blocks 10 and adjusting blocks 20; such as the configuration of fig. 5, which can be used as a reference; and are not intended to be limiting.

Meanwhile, as shown in fig. 5, it can be embodied that the respective fixing blocks 10 and the adjusting blocks 20 are gradually close to each other under the traction fixation of the titanium cable 31 to finally achieve the complete engagement state in the state from the initial stage to the later stage of the fracture fixation.

As shown in fig. 2 and 3, in the assembled adjustable clavicle fixing device with a reduction function of the present invention, the first channel 12 is disposed at the left and right ends of the first base plate 11 and symmetrically disposed about the screw hole 13; the diameter of the first passage 12 is 2 mm.

As shown in fig. 4, in the assembled adjustable clavicle fixing device with a reposition function of the present invention, the second channel 22 is respectively disposed on the left and right sides of the second base plate 21 and is consistent with the first channel 12 in position; the diameter of the second channel 22 is 2 mm.

The utility model discloses a clavicle fixing device that has the function of reseing can be regulated and control to matched stack formula, this passageway one 12 and two 22 of passageway all locate both ends about fixed block 10 and regulating block 20, the fixed block 10 and the regulating block 20 of same matched stack model, this passageway one 12 and two 22 of passageway position and size homogeneous phase are the same to satisfy its matched stack and use.

As shown in fig. 2-4, in the assembled adjustable clavicle fixing device with a reduction function of the present invention, the fixing block 10, the adjusting block 20 and the connecting cable 30 are all made of titanium alloy; the connecting cable 30 is a titanium cable 31, and both ends of the connecting cable are smooth and blunt-headed and hard.

It should be further noted that, since the size of the clavicle 4 and the fracture position of the clavicle 4 of the patient are different, the adjustable fixing block 15, the non-adjustable fixing block 16 and the adjusting block 20 can be assembled as required when the fracture is fixed;

as shown in fig. 5, the utility model discloses a clavicle fixing device with reset function can be regulated and control to matched stack formula, hasp 32 is the fixed knot of titanium cable 31, and it is located separately titanium cable 31 both sides with the entry end of passageway 12.

As shown in fig. 5, the utility model discloses a matched stack formula can be regulated and control has a method of use of clavicle fixing device of reset function, and this method of use specifically as follows:

(1) separating and exposing bone parts at the fracture part and two sides;

(2) an unadjustable fixed block 16 is arranged on one side of the fracture end close to the fracture part and is fixed by screws;

(3) the titanium cable 31 is penetrated into two sides of the fixed non-adjustable fixed block 16, after one side of the fixed non-adjustable fixed block is penetrated into an adjustable fixed block 15, the exposed part is temporarily fixed, and the other side of the fixed non-adjustable fixed block is reserved;

(4) according to the condition and the distance of the fracture, 1 or a plurality of non-adjustable fixed blocks 16 are selected, the adjusting block 20 is added as necessary, the spare end of the titanium cable 31 is sequentially penetrated, the titanium cable 31 is tensioned, and the penetrated fixed blocks 10 and the length of the adjusting block 20 just cross the fracture area to reach the opposite side sclerotin (L1 is approximately equal to L2);

(5) an adjustable fixing block 15 is taken to penetrate into two titanium cables 31;

(6) adjusting the fracture end of the clavicle 4, placing each fixing block 10 and each adjusting block 20 penetrating into the titanium cable 31 on the surface of the clavicle 4, properly tightening the titanium cable 31, and performing fixed inspection;

(7) the clavicle 4 has good fracture reduction, each fixing block 10 has good sticking with the surface of the clavicle 4 and the shape, and 1 screw is nailed into the strip-shaped clamping groove of the adjustable fixing block 15 close to the fracture side to fix the adjustable fixing block 15; then, the 2 nd screw is nailed in the side of the strip-shaped clamping groove far away from the fracture;

(8) the fracture reduction condition of the clavicle 4 is checked again, if the adjustment is needed, the adjustment can be carried out by using the unfixed adjustable fixed block 15, and the clavicle is fixed by two screws after the adjustment is satisfied;

(9) and fixing the two sides of the titanium cable 31 by using the lock catches 32, and cutting off the exposed redundant titanium cable 31 to finish the fixing and resetting.

The present invention has been further described with reference to the embodiments, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a clavicle fixing device that matched stack formula can be regulated and control has the function of restoreing which characterized in that it includes:

fixed blocks respectively arranged on the clavicles; the fixing block comprises a first substrate, first channels and screw holes, wherein the first channels are arranged on the first substrate, close to the side walls of the two ends of the first substrate, and are symmetrically arranged around a central line;

2. The clavicle fixation device of claim 1, wherein:

the fixed block and the adjusting block are consistent in shape, are rectangular like and are arched on the side surface, and can be coated on the clavicle;

one side of the fixed block and one side of the adjusting block are arc concave surfaces, and the other side of the fixed block and the adjusting block are arc convex surfaces; the adjacent fixed block and the adjusting block, the fixed block and the fixed block or the adjusting block and the adjusting block are matched for use.

3. The clavicle fixation device of claim 2, wherein:

4. The clavicle fixation device of claim 3, wherein:

the fixed blocks comprise adjustable fixed blocks and non-adjustable fixed blocks;

the screw hole at the top end of the adjustable fixed block is a strip-shaped clamping groove, and a bone locking fixing screw can move in the clamping groove;

the screw hole at the top end of the non-adjustable fixed block is in a single-hole shape and only allows a clavicle fixing screw to pass through.

5. The clavicle fixation device of claim 4, wherein:

the length of the adjustable fixing block is 30mm, the width of the adjustable fixing block is 15mm, and the thickness of the adjustable fixing block is 5 mm;

the length of regulating block is 10mm, the width is 15mm, thickness is 5 mm.

6. The clavicle fixation device of claim 1, wherein:

the channels are respectively arranged at the left end and the right end of the first substrate and are symmetrically arranged around the screw hole;

the diameter of the first channel is 2 mm.

7. The clavicle fixation device of claim 5, wherein:

the two channels are arranged on the left side and the right side of the second substrate and are consistent with the first channel in position;

the diameter of the second channel is 2 mm.

8. The clavicle fixation device of claim 1, wherein:

the fixed block, the adjusting block and the connecting cable are all made of titanium alloy;

9. The clavicle fixation device of claim 8, wherein:

the lock catch is a titanium cable fixing buckle and is respectively arranged at two sides of the titanium cable and the inlet end of the first channel.