CN215821119U

CN215821119U - Universal medical external support for leg bone fracture

Info

Publication number: CN215821119U
Application number: CN202121806873.3U
Authority: CN
Inventors: 梁华钦; 顾兴祥
Original assignee: Jiangsu Hopromed Technology Co ltd
Current assignee: Jiangsu Hopromed Technology Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-02-15
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a universal medical external support for leg bone fracture, which relates to the field of medical instruments and comprises a first support and a second support, wherein the second support is positioned below the first support, one side of each of the first support and the second support is penetrated with an extension support, one side of the outer surface of each of the extension supports is provided with a round hole, and two sides of the outer surface of each of the first support and the second support are connected with bolts. According to the utility model, through the sleeve rod, the extension rod, the sliding block, the limiting groove, the limiting block, the reset spring, the reset torsion spring and the tension spring, the fixed connecting rod is replaced through the sleeve rod and the extension rod so as to facilitate length adjustment, the extension rod slides in the sleeve rod through the sliding block when the length is adjusted, the extension rod is pulled forcibly after the length is determined so that the position of the sliding block corresponds to the position of the rotating groove, the length is convenient to adjust, the stability is good, the daily action of a patient is not influenced after the length is adjusted, the patient can be used repeatedly, and the cost is reduced.

Description

Universal medical external support for leg bone fracture

Technical Field

The utility model relates to the field of medical instruments, in particular to a universal medical in-vitro support for leg bone fracture.

Background

The leg bones of a person are roughly divided into thigh bones and calf bones, the thigh bones, the calf bones and muscles are matched with each other to support when a human body stands, when the leg bones of the patient are fractured, the bone pins are usually nailed into two sides of the fracture section, pretightening force is generated between each pair of bone pins through threads and nuts on the threaded connecting rods between the bone pins, so that the fractured bones are connected more tightly, and the healing progress of the patient is accelerated.

The utility model relates to a universal medical external support aiming at leg bone fracture, which is provided with the prior application technical number of CN201821733475.1, and relates to the field of medical instruments, the utility model comprises a connecting outer rod, a connecting inner rod, a rod connecting cylindrical notch, a bone pin and other parts; one part of the universal connecting piece plays a role in steering in three dimensional directions, mainly maintains the flexibility of a nailing point of the osseous pin on the skeleton of a patient, can consider the nailing position and angle of the osseous pin for the recovery of the patient to enable the fracture wound of the skeleton of the patient to be stressed uniformly, and cannot enable the wound to be subjected to secondary micro-dislocation; similarly, the connecting fixing rods are also applied to the universal connecting pieces to integrally connect two or more groups of connecting outer rods and connecting inner rods, so that parts are reduced, and the cost is saved; the utility model discloses a beneficial effect is: the flexibility is strong; the modular design is adopted to reduce the cost; the universal medical external bracket has variable application occasions and strong practicability, but the universal medical external bracket adopts the connecting fixed rod as the connecting point and the adjusting piece between the two brackets, the structure is simple, the length is inconvenient to stretch and adjust, the length of the fixed connecting rod is too long when the connecting fixed rod and the two universal connecting pieces are in a vertical shape, the daily action of a patient is easily influenced, the problem can be solved by cutting the connecting fixed rod, the connecting fixed rod is inconvenient to recycle and use, and when the universal connecting piece of the universal medical external support is simpler in structure and is fixed, a worker needs to forcibly rotate the bolt by adopting a tool to fix the universal connecting piece, after the universal medical external support is assembled, the bone pin is fixed on the leg bone of a patient, and the external support can be displaced by forcibly rotating the bolt by adopting a tool, so that secondary injury is easily caused to the wound surface of the patient.

SUMMERY OF THE UTILITY MODEL

Based on the technical problems, the universal medical external support for leg bone fracture aims to solve the technical problems that the length of a connecting and fixing rod is inconvenient to adjust and a bolt is easy to pile up a patient by adopting a tool to rotate, so that secondary injury is caused.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an universal medical external support to in leg bone fracture, includes first support and second support, the second support is located the below of first support, one side of first support and second support all runs through and has extended the support, the round hole has been seted up to surface one side of extending the support, the surface both sides of first support and second support all are connected with the bolt, the surface of first support, second support and two extension supports is connected with six first cramping framves respectively, four the surface of first cramping frame all is connected with the second cramping frame through the rotating turret, four the top of second cramping frame all runs through has the bone element needle, four the inside of first cramping frame and four second cramping frames all is provided with the centre gripping subassembly, and another two be provided with the extension subassembly between the first cramping frame.

Through adopting above-mentioned technical scheme, thereby extension subassembly passes through the loop bar and the extension rod is convenient for adjust length with the fixed link replacement, and extension rod passes through the sliding block and slides in the loop bar when adjusting length, and the centre gripping subassembly slides to the limiting plate direction through the push pedal and finishes spacing to the grip block, later only need open first holding frame alright, can prevent that the centre gripping subassembly from reseing at its inside gasket of putting into after first holding frame opens, conveniently adjusts the position of first holding frame simultaneously.

Further, the centre gripping subassembly is including running through eight guide bars in four first holding frame backs and four second holding frame surfaces respectively, eight the one end of guide bar all is connected with the limiting plate, eight the centre gripping spring, eight have all been cup jointed to the outside of guide bar the surface of guide bar all is connected with the push pedal, eight the inside both sides of guide bar all are connected with the grip block, sixteen the surface of grip block all is connected with the centre gripping torsional spring.

By adopting the technical scheme, a worker slides the push plate to the direction of the limit plate to stop limiting the clamping plate, then the worker only needs to open the first clamping frame, the worker can put a gasket in the first clamping frame after the first clamping frame is opened to prevent the clamping assembly from resetting, and conveniently adjust the position of the first clamping frame, the first clamping frame is opened and simultaneously drives the clamping plate to retract into the guide rod, the clamping plate drives the clamping torsion spring to rotate, after the position of the first clamping frame is adjusted, the worker firstly pulls the push plate, meanwhile, the push plate compresses the clamping spring, then the worker takes out the gasket in the first clamping frame, after the gasket is taken out, the clamping torsion spring loses pressure to drive the clamping plate to rotate, so that the first clamping frame is closed again, then the worker stops pulling the push plate to enable the clamping spring to lose pressure, and after the clamping spring loses pressure, the push plate is driven to move to the direction of the clamping plate, thereby carry out spacing with the grip block and prevent that first holding frame atress from opening, the operating procedure is the same with adjusting first holding frame when installing and adjusting the bone needle on the second holding frame.

Furthermore, the extension assembly comprises a loop bar and a first connecting bar which are respectively arranged on the outer surfaces of the other two first clamping frames, the loop bar and the first connecting bar are both connected with the other two first clamping frames through rotating frames, one end of the first connecting bar penetrates through the second connecting bar, one end of the second connecting rod is connected with an extension rod, both sides of the extension rod are connected with sliding blocks, the other end of the second connecting rod is connected with a tension spring, a sliding groove is arranged inside the loop bar, a plurality of rotating grooves are arranged on two sides of the inner part of the loop bar, the top of each rotating groove is connected with a limit groove, the bottom of the rotating groove is connected with an installation groove, a linkage block penetrates through the middle of the top of the installation groove, the linkage block is characterized in that limiting blocks penetrate through the upper portions of the two sides of the linkage block, reset torsion springs are mounted on the outer surfaces of the limiting blocks, and reset springs are mounted at the bottom of the linkage block.

By adopting the technical scheme, a worker slides the extension rod to enable the extension rod to slide in the sleeve rod, the extension rod is guided through the sliding block and the sliding groove, after the length is determined, the worker firstly pulls the extension rod with force to enable the position of the sliding block to correspond to the position of the rotating groove, the second connecting rod extends out of the first connecting rod after pulling the extension rod, meanwhile, the extension spring is stretched through the second connecting rod, then the worker rotates the extension rod to enable the sliding block to slide in the rotating groove so as to facilitate the rotation of the extension rod, after the worker continuously rotates the extension rod, the position of the sliding block corresponds to the position of the limiting groove, meanwhile, the sliding block drives the linkage block to retract into the mounting groove through the gradient of the limiting block and the linkage block to compress the reset spring, when the linkage block retracts, the limiting block is forced to retract into the linkage block to compress the reset spring, and then the worker stops touching the extension rod to enable the reset spring to lose pressure and tension, during the extension spring loses the pull force back withdrawal and draws back the head rod with the second connecting rod, the pulling extension rod slides simultaneously and makes the sliding block get into the spacing groove in fix the length that the extension rod stretches out, reset spring loses the auxiliary fixed sliding block that resets of drive linkage piece behind the pressure to fix the length that the extension rod stretches out, reset torsion spring loses the pressure drive stopper simultaneously and resets.

Furthermore, the second holding frame is connected with the first holding frame through the rotating frame in a rotating mode, the first holding frame is connected with the first support, the second support and the two extending supports in a sliding mode, the extending supports are connected with the first support and the second support in a sliding mode, and the round holes are arranged in a plurality of modes.

Through adopting above-mentioned technical scheme, the staff rotates the bolt and makes the extension support can the adjusting position, and the staff will extend the support fixedly through bolt cooperation round hole after adjusting the position of extending the support, and the back staff can prevent that the centre gripping subassembly from reseing in its inside gasket of putting into after first holding frame opens, conveniently adjusts the position of first holding frame simultaneously.

Further, push pedal and guide bar sliding connection, and eight the guide bar respectively with four first holding frame and four second holding frame sliding connection, sixteen the grip block rotates with eight guide bars respectively through the pivot and is connected.

Through adopting above-mentioned technical scheme, the staff slides the push pedal to the limiting plate direction and finishes spacing to the grip block, later the staff only need open first holding frame alright, the back staff can prevent that the centre gripping subassembly from reseing in its inside gasket of putting into of first holding frame opening.

Further, rotating groove, mounting groove, spacing groove, stopper, reset torsion spring, reset spring and linkage piece all are provided with a plurality ofly, and are a plurality of rotating groove, mounting groove, spacing groove, stopper, reset torsion spring, reset spring and the equal equidistance of linkage piece distribute.

Through adopting above-mentioned technical scheme, the staff makes the position of sliding block corresponding with the position of rotating the groove with the pulling extension rod hard earlier, the second connecting rod stretches out from the head rod behind the pulling extension rod, the second connecting rod is tensile with the extension spring simultaneously, thereby later rotate the extension rod through the staff and make the sliding block slide in rotating the groove and be convenient for the extension rod rotate, thereby the staff lasts to rotate the position that makes the sliding block behind the extension rod and the position of spacing groove is corresponding, the while makes in the sliding block drive linkage piece withdrawal mounting groove with the reset spring compression through the slope of stopper and linkage piece, the stopper atress when linkage piece withdrawal with the reset torsion spring compression in the linkage piece.

Further, the extension rod passes through sliding block and sliding tray and loop bar sliding connection, just the extension rod passes through the sliding block and rotates the groove and rotate with the loop bar and be connected, linkage piece and mounting groove sliding connection, just the stopper rotates through pivot and linkage piece and is connected, second connecting rod and head rod sliding connection, just the extension rod passes through pivot and second connecting rod sliding connection, the stopper is triangle-shaped, just the linkage piece is trapezoidal, sliding block and spacing groove looks adaptation.

By adopting the technical scheme, a worker slides the extension rod to enable the extension rod to slide in the sleeve rod, the extension rod is guided through the sliding block and the sliding groove, after the length is determined, the worker firstly pulls the extension rod with force to enable the position of the sliding block to correspond to the position of the rotating groove, the second connecting rod extends out of the first connecting rod after pulling the extension rod, meanwhile, the extension spring is stretched through the second connecting rod, then the worker rotates the extension rod to enable the sliding block to slide in the rotating groove so as to facilitate the rotation of the extension rod, after the worker continuously rotates the extension rod, the position of the sliding block corresponds to the position of the limiting groove, meanwhile, the sliding block drives the linkage block to retract into the mounting groove through the gradient of the limiting block and the linkage block to compress the reset spring, when the linkage block retracts, the limiting block is forced to retract into the linkage block to compress the reset spring, and then the worker stops touching the extension rod to enable the reset spring to lose pressure and tension, the extension spring loses in the pull back with the second connecting rod pull back in the head rod, and the pulling extension rod slides simultaneously and makes the sliding block get into the spacing groove and fix the length that the extension rod stretches out.

In summary, the utility model mainly has the following beneficial effects:

1. the utility model uses the loop bar, the extension bar, the sliding block, the limit groove, the limit block, the reset spring, the reset torsion spring and the tension spring, firstly, the fixed connecting rod is replaced by the loop bar and the extension bar to facilitate the length adjustment, the extension bar slides in the loop bar through the sliding block when the length is adjusted, after the length is determined, the extension bar is firstly pulled with force to lead the position of the sliding block to correspond to the position of the rotating groove, the second connecting rod extends out from the first connecting rod after the extension bar is pulled, meanwhile, the tension spring is stretched by the second connecting rod, then, the sliding block slides in the rotating groove through the rotating extension bar to facilitate the rotation of the extension bar, the position of the sliding block corresponds to the position of the limit groove after the extension bar is continuously rotated, simultaneously, the drive linkage block retracts into the installation groove to compress the reset spring through the gradient of the limit block and the linkage block, and the limit block retracts to compress the reset torsion spring when the linkage block retracts, the extension rod is not touched any more to enable the reset spring to lose pressure and the tension spring to lose tension, the tension spring retracts to pull the second connecting rod back into the first connecting rod after losing tension, the extension rod is pulled to slide to enable the sliding block to enter the limiting groove to fix the length of the extension rod, the reset spring drives the linkage block to reset to assist in fixing the sliding block after losing tension, therefore, the length of the extension rod is fixed, meanwhile, the reset torsion spring loses tension to drive the limiting block to reset, the length adjustment is convenient, the stability is good, the daily action of a patient cannot be influenced after the length adjustment, the patient can be used for multiple times, and the cost is reduced;

2. the utility model firstly slides the push plate to the direction of the limit plate to stop the limit of the clamp plate through the clamp spring, the push plate, the guide rod, the clamp plate and the clamp torsion spring, then only the first clamping frame is required to be opened, a gasket can be placed in the first clamping frame after the first clamping frame is opened to prevent the clamp assembly from resetting, simultaneously the position of the first clamping frame is convenient to adjust, the first clamping frame is opened to drive the clamp plate to retract into the guide rod, simultaneously the clamp plate drives the clamp torsion spring to rotate, the push plate is firstly pulled after the position of the first clamping frame is adjusted, simultaneously the push plate compresses the clamp spring, then the gasket in the first clamping frame is taken out, the clamp torsion spring loses pressure after the gasket is taken out to drive the clamp plate to rotate, thereby the first clamping frame is closed again, then the push plate is stopped to be pulled to lose pressure, the clamp spring loses pressure, the push plate is driven to move to the direction of the clamp plate after the clamp spring loses pressure, therefore, the clamping plate is limited to prevent the first clamping frame from being stressed and opened, the clamping method and the operation steps of the second clamping frame are the same, and the bolt does not need to be rotated forcibly, so that the possibility of injury to a patient is reduced.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic illustration of an exploded structure of a loop bar according to the present invention;

FIG. 3 is a schematic view of a top-down structure of the mounting groove of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is a side cross-sectional view of a first clamping frame of the present invention;

fig. 6 is an enlarged view of the structure at B in fig. 5 according to the present invention.

In the figure: 1. a first bracket; 2. a second bracket; 3. an extension bracket; 4. a circular hole; 5. a bolt; 6. a first holding frame; 7. a clamping assembly; 701. a limiting plate; 702. a clamping spring; 703. Pushing the plate; 704. a guide bar; 705. a clamping plate; 706. clamping a torsion spring; 8. an extension assembly; 801. an extension rod; 802. a loop bar; 803. a slider; 804. a sliding groove; 805. a rotating groove; 806. mounting grooves; 807. a limiting groove; 808. a limiting block; 809. a return torsion spring; 810. A return spring; 811. a first connecting rod; 812. a second connecting rod; 813. a tension spring; 814. A linkage block; 9. a rotating frame; 10. a bone needle; 11. and a second holding frame.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A universal medical external support for leg bone fracture is disclosed, as shown in figures 1, 2 and 5, comprising a first support 1 and a second support 2, wherein the second support 2 is positioned below the first support 1, an extension support 3 penetrates through one side of each of the first support 1 and the second support 2, a round hole 4 is formed in one side of the outer surface of each extension support 3, bolts 5 are connected to two sides of the outer surfaces of the first support 1 and the second support 2, six first clamping frames 6 are respectively connected to the outer surfaces of the first support 1, the second support 2 and the two extension supports 3, second clamping frames 11 are respectively connected to the outer surfaces of the four first clamping frames 6 through a rotating frame 9, bone needles 10 penetrate through the tops of the four second clamping frames 11, clamping assemblies 7 are respectively arranged inside the four first clamping frames 6 and the four second clamping frames 11, the positions of the first clamping frames 6 are convenient to adjust, an extension assembly 8 is arranged between the other two first clamping frames 6, the length of conveniently adjusting fixed connection pole, second holding frame 11 rotates through rotating turret 9 and first holding frame 6 and is connected, and six first holding frames 6 respectively with first support 1, second support 2 and two extension support 3 sliding connection, two extension support 3 respectively with first support 1 and second support 2 sliding connection, and round hole 4 is provided with a plurality ofly, staff rotates bolt 5 and makes extension support 3 can the adjusting position, it will extend support 3 fixedly to adjust the position back staff who extends support 3 through bolt 5 cooperation round hole 4.

Referring to fig. 1, 5 and 6, the clamping assembly 7 includes eight guide rods 704 respectively penetrating the back of four first clamping frames 6 and the outer surface of four second clamping frames 11, one end of each of the eight guide rods 704 is connected with a limit plate 701, the outer portions of the eight guide rods 704 are sleeved with a clamping spring 702, the outer surfaces of the eight guide rods 704 are connected with a push plate 703, the inner two sides of the eight guide rods 704 are connected with clamping plates 705, the outer surfaces of the sixteen clamping plates 705 are connected with clamping torsion springs 706, the push plate 703 is slidably connected with the guide rods 704, the eight guide rods 704 are respectively slidably connected with the four first clamping frames 6 and the four second clamping frames 11, the sixteen clamping plates 705 are respectively rotatably connected with the eight guide rods 704 through rotating shafts, a worker takes out a gasket in the first clamping frame 6, the clamping torsion springs 706 drive the clamping plates 705 to rotate after the gasket is taken out, therefore, the first clamping frame 6 is closed again, then the worker stops pulling the push plate 703 to enable the clamping spring 702 to lose pressure, and the clamping spring 702 loses pressure and then drives the push plate 703 to move towards the clamping plate 705, so that the clamping plate 705 is limited to prevent the first clamping frame 6 from being stressed and opened.

Referring to fig. 1-4, the extension assembly 8 includes a sleeve rod 802 and a first connecting rod 811 respectively disposed on outer surfaces of the other two first clamping frames 6, the sleeve rod 802 and the first connecting rod 811 are both connected to the other two first clamping frames 6 through a rotating frame 9, one end of the first connecting rod 811 penetrates a second connecting rod 812, one end of the second connecting rod 812 is connected to an extension rod 801, both sides of the extension rod 801 are connected to sliding blocks 803, the other end of the second connecting rod 812 is connected to a tension spring 813, a sliding groove 804 is disposed inside the sleeve rod 802, both sides of the sleeve rod 802 are disposed with a plurality of rotating grooves 805, a top of the rotating groove 805 is connected to a limit groove 807, a bottom of the rotating groove 805 is connected to an installation groove 806, a linkage block 814 is penetrated through a middle of a top of the installation groove 806, limit blocks 808 are penetrated above both sides of the linkage block 814, and a reset torsion spring 809 is mounted on an outer surface of the limit block 808, the bottom of the linkage block 814 is provided with a plurality of reset springs 810, a plurality of rotating grooves 805, mounting grooves 806, limiting grooves 807, limiting blocks 808, a reset torsion spring 809, the reset spring 810 and the linkage block 814 are arranged, the plurality of rotating grooves 805, the mounting grooves 806, the limiting grooves 807, the limiting blocks 808, the reset torsion spring 809, the reset springs 810 and the linkage block 814 are distributed at equal intervals, an extension rod 801 is connected with a sleeve rod 802 in a sliding manner through a sliding block 803 and a sliding groove 804, the extension rod 801 is connected with the sleeve rod 802 in a rotating manner through a sliding block 803 and a rotating groove 805, the linkage block 814 is connected with the mounting grooves 806 in a sliding manner, the limiting blocks 808 are connected with the linkage block 814 in a rotating manner through a rotating shaft, a second connecting rod 812 is connected with a first connecting rod 811 in a sliding manner, the extension rod 801 is connected with a second connecting rod 812 in a sliding manner through a rotating shaft, the limiting blocks 808 are triangular, the linkage block 814 is trapezoidal, and the sliding blocks 803 are matched with the limiting grooves 807, the operator slides the extension rod 801 to slide the extension rod 801 in the sleeve rod 802, and the extension rod 801 is guided by the slide block 803 and the slide groove 804.

The implementation principle of the embodiment is as follows: firstly, a worker rotates the bolt 5 to enable the extension bracket 3 to be adjustable in position, after the position of the extension bracket 3 is adjusted, the worker fixes the extension bracket 3 through the bolt 5 in cooperation with the round hole 4, then the worker slides the extension rod 801 to enable the extension rod 801 to slide in the sleeve rod 802, the extension rod 801 is guided through the sliding block 803 and the sliding groove 804, after the length is determined, the worker forcibly pulls the extension rod 801 to enable the position of the sliding block 803 to correspond to the position of the rotating groove 805, after the extension rod 801 is pulled, the second connecting rod 812 extends out of the first connecting rod 811, meanwhile, the second connecting rod 812 stretches the tension spring 813, then the worker rotates the extension rod 801 to enable the sliding block 803 to slide in the rotating groove 805 to facilitate the rotation of the extension rod 801, after the worker continuously rotates the extension rod 801, the position of the sliding block 803 corresponds to the position of the limiting groove 807, meanwhile, the slide block 803 is driven to retract into the mounting groove 806 by the slope of the limit block 808 and the linkage block 814 to compress the return spring 810, the limit block 808 is forced to retract into the linkage block 814 while the linkage block 814 retracts to compress the return torsion spring 809, then the worker stops touching the extension rod 801 to make the return spring 810 lose pressure and the tension spring 813 lose tension, the tension spring 813 retracts to pull the second connecting rod 812 back into the first connecting rod 811 after losing tension, the extension rod 801 is pulled to slide to make the slide block 803 enter the limit groove 807 to fix the extending length of the extension rod 801, the return spring 810 drives the linkage block 814 to reset the auxiliary fixing slide block 803 after losing pressure, thereby fixing the extending length of the extension rod 801, the return torsion spring 809 loses pressure to drive the limit block 808 to reset, and then the worker stops sliding the push plate 703 towards the limit of the clamping plate 705, then, the worker only needs to open the first clamping frame 6, after the first clamping frame 6 is opened, the worker can put a gasket in the first clamping frame 6 to prevent the clamping assembly 7 from resetting, and simultaneously conveniently adjust the position of the first clamping frame 6, the worker drives the clamping plate 705 to retract into the guide rod 704 while the first clamping frame 6 is opened, the clamping plate 705 drives the clamping torsion spring 706 to rotate, after the position of the first clamping frame 6 is adjusted, the worker firstly pulls the push plate 703, the push plate 703 compresses the clamping spring 702, then the worker takes out the gasket in the first clamping frame 6, after the gasket is taken out, the clamping torsion spring 706 loses pressure to drive the clamping plate 705 to rotate, so that the first clamping frame 6 is reclosed, then the worker stops pulling the push plate to cause the clamping spring 702 to lose pressure, after the clamping spring 702 loses pressure, the push plate 703 is driven to move towards the clamping plate 705, so that the clamping plate 705 is limited to prevent the first clamping frame 6 from being forced to open, the operation steps when the bone pins 10 are installed and adjusted on the second holding frame 11 are the same as those when the first holding frame 6 is adjusted, after the bone pins 10 are installed and adjusted, the worker inserts the bone pins 10 into the leg bones of the patient, and then the step of adjusting the first holding frame 6 is repeated to close the broken leg bones.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides a universal medical external support to leg bone fracture, includes first support (1) and second support (2), its characterized in that: the second support (2) is positioned below the first support (1), an extension support (3) penetrates through one side of each of the first support (1) and the second support (2), a round hole (4) is formed in one side of the outer surface of each of the extension supports (3), bolts (5) are connected to two sides of the outer surfaces of each of the first support (1) and the second support (2), six first clamping frames (6) are connected to the outer surfaces of each of the first support (1), the second support (2) and the two extension supports (3), second clamping frames (11) are connected to the outer surfaces of the four first clamping frames (6) through rotating frames (9), bone pins (10) penetrate through the tops of the four second clamping frames (11), and clamping assemblies (7) are arranged inside the four first clamping frames (6) and the four second clamping frames (11), an extension component (8) is arranged between the other two first clamping frames (6).

2. The universal medical external support for leg bone fracture as claimed in claim 1, wherein: centre gripping subassembly (7) are including running through respectively in eight guide bar (704) of four first holding frame (6) backs and four second holding frame (11) surfaces, eight the one end of guide bar (704) all is connected with limiting plate (701), eight centre gripping spring (702) have all been cup jointed to the outside of guide bar (704), eight the surface of guide bar (704) all is connected with push pedal (703), eight the inside both sides of guide bar (704) all are connected with grip block (705), sixteen the surface of grip block (705) all is connected with centre gripping torsional spring (706).

3. The universal medical external support for leg bone fracture as claimed in claim 1, wherein: the extension component (8) comprises a sleeve rod (802) and a first connecting rod (811) which are respectively arranged on the outer surfaces of the other two first clamping frames (6), the sleeve rod (802) and the first connecting rod (811) are respectively connected with the other two first clamping frames (6) through rotating frames (9), one end of the first connecting rod (811) penetrates through a second connecting rod (812), one end of the second connecting rod (812) is connected with an extension rod (801), two sides of the extension rod (801) are respectively connected with a sliding block (803), the other end of the second connecting rod (812) is connected with a tension spring (813), a sliding groove (804) is formed in the sleeve rod (802), a plurality of rotating grooves (805) are formed in two sides of the inner part of the sleeve rod (802), the top of each rotating groove (805) is connected with a limiting groove (807), and the bottom of each rotating groove (805) is connected with a mounting groove (806), the mounting groove is characterized in that a linkage block (814) penetrates through the middle of the top of the mounting groove (806), limiting blocks (808) penetrate through the upper portions of two sides of the linkage block (814), a reset torsion spring (809) is mounted on the outer surface of each limiting block (808), and a reset spring (810) is mounted at the bottom of the linkage block (814).

4. The universal medical external support for leg bone fracture as claimed in claim 1, wherein: second holding frame (11) are connected through rotating turret (9) and first holding frame (6) rotation, and six first holding frame (6) respectively with first support (1), second support (2) and two extend support (3) sliding connection, two extend support (3) respectively with first support (1) and second support (2) sliding connection, just round hole (4) are provided with a plurality ofly.

5. The universal medical external support for leg bone fracture as claimed in claim 2, wherein: the push plate (703) is connected with the guide rods (704) in a sliding mode, the eight guide rods (704) are connected with the four first clamping frames (6) and the four second clamping frames (11) in a sliding mode respectively, and the sixteen clamping plates (705) are connected with the eight guide rods (704) in a rotating mode respectively through rotating shafts.

6. The universal medical external support for leg bone fracture as claimed in claim 3, wherein: the rotary groove (805), the mounting groove (806), the limiting groove (807), the limiting block (808), the reset torsion spring (809), the reset spring (810) and the linkage block (814) are all provided with a plurality of rotary grooves (805), the mounting groove (806), the limiting groove (807), the limiting block (808), the reset torsion spring (809), the reset spring (810) and the linkage block (814) are distributed at equal intervals.

7. The universal medical external support for leg bone fracture as claimed in claim 6, wherein: extension rod (801) pass through sliding block (803) and sliding tray (804) and loop bar (802) sliding connection, just extension rod (801) pass through sliding block (803) and rotate groove (805) and be connected with loop bar (802) rotation, linkage piece (814) and mounting groove (806) sliding connection, just stopper (808) rotate with linkage piece (814) through the pivot and are connected, second connecting rod (812) and head rod (811) sliding connection, just extension rod (801) pass through pivot and second connecting rod (812) sliding connection, stopper (808) are triangle-shaped, just linkage piece (814) are trapezoidal, sliding block (803) and spacing groove (807) looks adaptation.