CN208756126U - A kind of Bone traction reseting fixture for treating limbs fracture - Google Patents

Abstract

The utility model provides a kind of Bone traction reseting fixture for treating limbs fracture, including reset cradle, traction cross bar, lock sheet, screw tightener, support rod, traction mechanism, fixed mechanism and the first adjustable A-frame.Before traction, by reset cradle, traction cross bar and screw tightener, the direction of the traction line of force is adjusted；After traction, through manually adjusting, change the direction of tractive force again using A-frame, solves the problems, such as fracture end rotation, interior turns up；Reset cradle is triangle folding structure, easy to carry, and when use is unfolded rapidly, and stability is strong；It by triangle bracing strut, is drawn centered on tractive force, is conducive to fracture reset；Pass through drawing-type electronic dynamometer, the state of real-time monitoring tractive force；The problem of device provided by the utility model, fixed mechanism are inactive structure, and there is no traction device compressing limbs.

Description

A kind of Bone traction reseting fixture for treating limbs fracture

Technical field

The utility model relates to medical field more particularly to a kind of Bone traction reseting fixtures for treating limbs fracture.

Background technique

The limbs fractures such as femur, shin bone are that clinical common fracture due to being influenced by the drawing of fracture muscle will cause trouble The deformities such as limb cripetura, angulation, rotation.Limbs fracture treatment basis be reset, on the basis of reset select gypsum fix or Operation implant is fixed.It resets, restore and maintain its length more difficult, traction is reseting fracture, restores four limbs length Important means is the most common repositioning method of limbs fracture closed reduction.

The prior art provides a kind of Rapid reset device for treating long bone fracture, for long to four limbs such as femurs Tubular bone fracture implements Retracting repositioning.The reset cradle of the restorer is made of four supporting legs and square framework, square framework Traction screw is screwed in the screw hole of rear transverse rod, the front end of traction screw is connected with the upper end of traction bow, the lower end of traction bow with Kirschner wire connection, Kirschner wire with by traction end phase；The rear end of the front rail and fixed link that connect square framework connects, fixed link Front end is connect with fixed pin, and fixed pin is connected with pelvis ilium or distal femur, and rotation traction traction screw rod pulls trailed length Tubular bone makes the reduction of the fracture shortened, and effectively maintains and control its length.The prior art can produce huge reset Strength solves the problems, such as to reset difficulty in long tubular bone fracture art.

But the device of the prior art offer cannot change the direction of tractive force, not can solve fracture end and rotate, is inside and outside The problem of turning over；Traction distal end is semi-active structure, and with the progress of reset, traction device is easy compressing limbs；Reset cradle is steady Qualitative low, height adjusts inconvenient；Fixed device need to cut fixation at crista iliaca, have certain damage to human body.

Utility model content

The utility model provides a kind of Bone traction reseting fixture for treating limbs fracture, with solve tractive force direction without Method is adjusted, reset cradle is unstable, device compressing limbs, bearing's damage and insurmountable rotary fracture, interior is turned up The problems such as formula is fractured.

To achieve the above objectives, the present invention adopts the following technical solutions:

A kind of Bone traction reseting fixture for treating limbs fracture, including reset cradle, traction cross bar, lock sheet, can Adjusting screw rod, screw tightener, support rod, traction mechanism, fixed mechanism and the first adjustable A-frame, in which:

The reset cradle is by the first square frame and the second rectangular frame set at two groups of square frames are respectively by lower cross Bar, left and right side lever and the cross tube composition being used in conjunction with, the cross tube are shaft, and two groups of square frames are flexibly connected described turn Axis；It is respectively corresponded on two side levers of first square frame equipped with equally distributed location hole, the traction cross bar passes through one The group location hole is fixed on reset cradle；Described lock sheet one end is equipped with equally distributed locking card slot, and the other end is equipped with Lock sheet fixation hole is respectively equipped with tight locking button in the relative inner of two groups of side levers of the both ends of the shaft, by tight locking button, two groups The lock sheet is connected on two groups of square frames, with the fixation reset cradle；By connecting on the lock sheet not Same locking card slot, changes the height of the reset cradle；Screw hole, one end precession of the support rod are equipped in the middle part of the shaft In the screw hole of the shaft, the other end connects the fixed mechanism；The fixed mechanism is used to connect fracture proximal end；

The traction mechanism includes the first traction bow and the first Kirschner wire, for connecting fracture distal end；The screw rod tightening Device includes the first screw rod, the second screw rod and bolt jointing part, and bolt jointing part described in one end difference precession of two screw rods is described There is handle on bolt jointing part, the bolt jointing part is rotated by handle, adjusts the distance between two screw rods；Described first The other end of screw rod is flexibly connected the traction cross bar, and the other end of second screw rod is flexibly connected first traction bow The bottom at top, first traction bow connects first Kirschner wire；

The first adjustable A-frame includes stock and quarter butt, and the upper end of two stocks is movably connected in described On quarter butt；Two stock lower ends are flexibly connected first Kirschner wire；The quarter butt is movably connected on the support rod.

Optionally, the Bone traction reseting fixture, further includes side support bar, in which:

On the both ends of two side support bars sheer pole that one end is fixedly mounted on the second square frame respectively, the other end It is connected and fixed mechanism, constitutes triangle bracing strut with the support rod；

The fixed mechanism includes fixed 3/4 semi-ring bow stick and the second Kirschner wire, 3/4 semi-ring bow stick of the fixation Place face is connected to the triangle bracing strut far from described with 3/4 semi-ring bow stick perpendicular to the direction for drawing the line of force, the fixation On one end of reset cradle, fixed 3/4 semi-ring bow stick open side connection, second Kirschner wire.

Optionally, the Bone traction reseting fixture further includes the second adjustable A-frame and mandril, in which:

The second adjustable A-frame is movably connected in the middle part of the triangle bracing strut, and the mandril is flexibly connected On the described second adjustable A-frame.

Optionally, the Bone traction reseting fixture, the fixed mechanism include the fixed device of bow formula and second gram Family name's needle, in which:

The fixed device of the bow formula includes the second traction bow and connection sleeve；

One end of the support rod far from the reset cradle connects the connection sleeve, and the connection sleeve is fixed to be connected It connects on the top of second traction bow, the end of second traction bow connects second Kirschner wire.

Optionally, the Bone traction reseting fixture, the fixed mechanism are dotted fixed device, in which:

The dotted fixed device includes dotted reduction forceps, casing and connecting rod；

Described sleeve pipe is movably set in the dotted reduction forceps, the threaded hole of connecting rod one end precession described sleeve pipe In, the other end is fixedly connected on the one end of the support rod far from the reset cradle.

Optionally, the Bone traction reseting fixture further includes auxiliary 3/4 semi-ring bow stick and mandril, in which:

The middle part for assisting being movably connected in the support rod with 3/4 semi-ring bow stick, the mandril are movably connected in institute Auxiliary is stated on 3/4 semi-ring bow stick.

Optionally, the Bone traction reseting fixture, the location hole are axial filament location hole, in which:

Groove is respectively equipped in the middle part of two side levers of first square frame, the two sides of the groove respectively correspond Equipped with equally distributed screw hole, screw is tightened after passing through one group of corresponding screw hole by nut, and traction cross bar both ends pass through Upper and lower four groups of screws are fixed on reset cradle.

Optionally, the Bone traction reseting fixture further includes drawing-type electronic dynamometer, in which:

The drawing-type electronic dynamometer is mounted on the junction of the screw tightener Yu the traction mechanism.

The utility model has the advantage that

The utility model provides a kind of Bone traction resetting apparatus for treating limbs fracture, including reset cradle, traction cross Bar, screw tightener, support rod, traction mechanism, fixed mechanism and the first adjustable A-frame.Before traction, by resetting branch Frame, traction cross bar and screw tightener, are adjusted the direction of the traction line of force；After traction, through manually adjusting, using adjustable three Angle support changes the direction of tractive force again, solves the problems, such as fracture end rotation, interior turns up；Reset cradle is the foldable knot of triangle Structure, easy to carry, when use, is unfolded rapidly, and stability is strong；It, can flexible modulation reset cradle height by lock sheet；Pass through three Angle bracing strut is drawn centered on tractive force, is conducive to fracture reset；Pass through drawing-type electronic dynamometer, real-time monitoring traction The state of power；Device provided by the utility model, fixed mechanism are inactivity structure, and there is no traction devices to oppress limbs The problem of.

Detailed description of the invention

Fig. 1 is the surface structure of the Bone traction reseting fixture of the first treatment limbs fracture provided by the utility model Schematic diagram；

Fig. 2 is the surface structure of the Bone traction reseting fixture of second provided by the utility model treatment limbs fracture Schematic diagram；

Fig. 3 is the surface structure of the Bone traction reseting fixture of the third treatment limbs fracture provided by the utility model Schematic diagram；

Fig. 4 is the external fixer of auxiliary Bone traction reseting fixture provided by the utility model.

In Fig. 1 to Fig. 4: 10- reset cradle, the first square frame of 11-, the second square frame of 12-, 13- location hole, 20- Draw cross bar, 30- lock sheet, 40- screw tightener, the first screw rod of 41-, the second screw rod of 42-, 43- bolt jointing part, 50- branch Strut, 51- side support bar, 55- triangle bracing strut, 60- traction mechanism, the first traction bow of 61-, the first Kirschner wire of 62-, 70- are solid Determine mechanism, the fixed 3/4 semi-ring bow stick of 71-, the second Kirschner wire of 72-, the second traction bow of 73-, 74- connection sleeve, 80- first can Adjusting triangle bracket, 81- stock, 82- quarter butt, 90- shaft, the second adjustable support of 100-, 110- mandril, the dotted fixation of 120- Device, the dotted reduction forceps of 121-, 122- casing, 123- connecting rod, 130- assist 3/4 semi-ring bow stick, 140- drawing-type electronics Dynamometer, 150- external fixer, 151- outer set screw, 152- cross bar needle folder, 153- pillar, 154- cross bar.

Wherein: in Fig. 1, X-axis and Z axis formed plane are horizontal plane；Location hole 13, the screw tightener 40 of Fig. 3 is Fig. 2 phase Answer the sectional view of component；Lock sheet 30 in Fig. 3 is the perspective view of the corresponding position Fig. 2.

Specific embodiment

The utility model is described further below with reference to embodiment and attached drawing, but the utility model is not by following implementations The limitation of example.

Embodiment 1

Device as shown in Figure 1 is first embodiment provided by the utility model, including reset cradle 10, traction cross bar 20, lock sheet 30, adjustable screw 30, screw tightener 40, support rod 50, side support bar 51, traction mechanism 60, fixed mechanism 70 and the first adjustable A-frame 80.

Reset cradle 10 is the Collapsible rack being made of the first square frame 11 and the second square frame 12, and two groups rectangular Frame shares shaft 90；It is respectively corresponded on two side levers of the first square frame 11 equipped with equally distributed location hole 13, traction is horizontal Bar 20 passes through one group of location hole and is fixed on reset cradle 10；30 one end of lock sheet is equipped with equally distributed locking card slot, another End is equipped with lock sheet fixation hole, is respectively equipped with tight locking button in the relative inner of two groups of side levers at 90 both ends of shaft, by tight locking button, Two groups of lock sheets 30 are connected on two groups of square frames, with fixed reset bracket 10；By different on connection lock sheet 30 Locking card slot, change reset cradle 10 height；Using the location hole 13 of different location, the level of traction cross bar 20 can be changed Highly, it both can change included angle of the traction line of force along the y axis with face where X-axis, Z axis.

In the screw hole of one end precession shaft 90 of support rod 10, it is rectangular that two side support bars 51 are respectively and fixedly installed to second On the both ends of the sheer pole of frame 12, three support rods constitute triangle bracing strut 55, and fixed mechanism 70 is connected to triangle bracing strut On 55 one end far from reset cradle 10, by three axis configurations of triangle bracing strut 55, make to draw centered on tractive force.

Screw tightener 40 includes the first screw rod 41, the second screw rod 42 and bolt jointing part 43, is had on bolt jointing part 43 One end of handle, two screw rods is distinguished in precession bolt jointing part 43, two bars can be made to produce by handle rotary screw connector 43 It is raw to be axially moved, the distance between two screw rods are adjusted, the size of tractive force is changed；The other end of first screw rod 41 passes through U-shaped Connector and chain link are movably connected on traction cross bar 20, and chain link is sheathed on traction cross bar 20, and chain link is secured with nuts in two sides The other end of position, the second screw rod 42 connects traction mechanism 60.By adjusting chain ring position, the traction line of force can be changed along Z axis side To the included angle with face where X-axis, Y-axis.

Traction mechanism 60 includes the first traction bow 61 and the first Kirschner wire 62, and the top of the first traction bow is connected by draw-ring type Fitting connects the second screw rod 42, and bottom connects the first Kirschner wire 62, and the first Kirschner wire passes through fracture distal end.

First adjustable A-frame 80 includes stock 81 and quarter butt 82, and the upper end of two root long bars 81 is movably connected in quarter butt On 82, lower end is flexibly connected the first Kirschner wire 62, and quarter butt 82 is movably connected on support rod 50.By adjusting first adjustable three Angle support 80, can be changed traction the line of force Y-axis, Z axis on the whole with the included angle of X-axis, behind the direction that determination need to maintain, First adjustable A-frame 80 is fixed on triangle bracing strut 55, the tractive force in this direction is maintained.

Fixed mechanism 70 includes fixed 3/4 semi-ring bow stick 71 and the second Kirschner wire 72, and fixed 3/4 semi-ring bow stick 71 connects It connects on triangle bracing strut 55, and the place face of fixed 3/4 semi-ring bow stick 71 is perpendicular to the direction of the traction line of force, it is fixed with 3/ 4 semi-ring bow stick, 71 open side connects the second Kirschner wire 72, the second Kirschner wire 72 connection fracture proximal end.

First embodiment as shown in Figure 1 further includes the second adjustable A-frame 100 and mandril 110, and second is adjustable A-frame 100 is movably connected in the middle part of triangle bracing strut 55, and mandril 110 is movably connected in the second adjustable A-frame On 100, mandril can be made to fix by the second adjustable A-frame.According to fracture position, it can be applied by mandril 110 and be pushed away Power, pulling force or top power, assist and maintain to reset.Certainly, it is possible to use auxiliary shown in Fig. 2 is replaced with 3/4 semi-ring bow stick 130 Second adjustable A-frame 100.

First embodiment as shown in Figure 1, further includes drawing-type electronic dynamometer 140, and drawing-type electronic dynamometer 140 is pacified Mounted in the junction of the second screw rod 42 and the first traction bow 61, tractive force is accurately controlled, prevents hyper-traction, real-time monitoring traction Power.

Location hole 13 shown in Fig. 1-Fig. 3 is axial filament location hole, and the fixed form that axial filament location hole provides is that four sides is solid It is fixed, stability when traction cross bar 20 is fixed is promoted, traction cross bar 20 is effectively prevent to slip on reset cradle 10；Certainly, fixed Position hole 13 or stepped notch, are also possible to circumferential notch.

Bolt jointing part 43 as shown in Figure 1 is connection sleeve connector, is also possible to cube shown in Fig. 2 or Fig. 3 Connector.

First embodiment is a kind of fixed device of annular three axis traction reduction, which is three axis counterextensions, and suffering limb exists Three axis centers make to draw centered on the traction line of force, are conducive to the reduction of the fracture；Fixed mechanism is fixed on triangle bracing strut, will not It is shifted with the progress of traction, oppresses limbs situation from traction device may be not present.

The utility model additionally provides external fixer 150 as shown in Figure 4, and external fixer 150 includes outer fixed spiral shell Nail 151 and universal type exterior fixing rack；Universal type exterior fixing rack includes cross bar needle folder 152, pillar 153 and cross bar 154.Cross bar Needle is folded with screw hole and clamping slideway；One end of two pillars 153 is respectively and movably connected on the both ends of cross bar 154, the other end Respectively in the screw hole of two cross bar needle folders 152 of precession, four screws are clipped in respectively in the clamping slideway of the cross bar needle folder 152. On the basis of traction reduction, external fixer can fix rapidly fracture, moving and nursing convenient for patient；It is big for gap Fracture, it can be achieved that fracture accurate reset；After traction, final fixed form can be used as；And external fixer quality Gently, it occupies little space, better than fixed forms such as gypsum.

Embodiment 2

It is illustrated in figure 2 second embodiment provided by the utility model, since embodiment 2 is the simple configuration of embodiment 1, Therefore embodiment 2 is described relatively simple, and related place is referring to the explanation in embodiment 1.

In second embodiment, including reset cradle 10, traction cross bar 20, lock sheet 30, screw tightener 40, support rod 50, traction mechanism 60, fixed mechanism 70 and the first adjustable A-frame 80, the screw hole of 50 one end precession shaft 90 of support rod In, the other end is connected and fixed mechanism 70.

Fixed mechanism 70 includes the fixed device of bow formula and the second Kirschner wire 72, and the fixed device of bow formula includes the second traction bow 73 With connection sleeve 74；One end of support rod 50 far from reset cradle 10 is connected with sleeve 74 is connect, and connection sleeve 74 is fixed The top of the second traction bow 73 is connected, the end of the second traction bow 73 connects the second Kirschner wire 72, the second Kirschner wire connection fracture Proximal end.

Second embodiment as shown in Figure 2 further includes auxiliary 3/4 semi-ring bow stick 130 and mandril 110, assists with 3/4 half Ring bow stick 130 is movably connected in the middle part of support rod 50, and mandril 110 is movably connected in auxiliary on 3/4 semi-ring bow stick 130, leads to Crossing auxiliary can be such that mandril fixes with 3/4 semi-ring bow stick.Same first embodiment, auxiliary with 3/4 semi-ring bow stick and mandril be also for It assists and maintains the reduction of the fracture.

Certainly, in second embodiment can also include drawing-type electronic dynamometer 140, auxiliary 3/4 semi-ring bow stick 130, The components such as mandril 110 and external fixer 150, act on same first embodiment.Wherein, not describing position in second embodiment can join Examine the same area of first embodiment.

Second embodiment is a kind of unilateral eccentric traction mechanism, and the second traction bow 73 is connected to support rod by connecting sleeve On 50, after device is fixed, it is non-moving structure that device is fixed provided by second embodiment, will not be to limbs in distraction procedure Generate compressing.

Embodiment 3

It is illustrated in figure 3 3rd embodiment provided by the utility model, since embodiment 3 is the simple configuration of embodiment 1, Therefore embodiment 3 is described relatively simple, and related place is referring to the explanation in embodiment 1.

In 3rd embodiment, including reset cradle 10, traction cross bar 20, lock sheet 30, screw tightener 40, support rod 50, traction mechanism 60, fixed mechanism 70 and the first adjustable A-frame 80, the screw hole of 50 one end precession shaft 90 of support rod In, the other end is connected and fixed mechanism 70.

Wherein, fixed mechanism 70 is dotted fixed device 120, and dotted fixed device 120 includes dotted reduction forceps 121, set Pipe 122 and connecting rod 123.In the threaded hole of 123 one end precession casing 122 of connecting rod, the other end is fixedly connected on support rod 50 One end far from the reset cradle 10, casing 122 are movably set in the middle part of dotted reduction forceps 121, and dotted reduction forceps 121 clamp Folder connection fracture proximal end.

Certainly, it can also include drawing-type electronic dynamometer 140 in 3rd embodiment, external fixer 150, assist with 3/ The components such as 4 semi-ring bow sticks 130 and mandril 110, associated components, which act on, can refer to first or second embodiments, in 3rd embodiment not Narration position can refer to the same area of first or second embodiments.

3rd embodiment is a kind of quickly minimally invasive traction resetting device, and when applying tractive force, casing 122 can be along reduction forceps Middle part sliding, makes binding clip Self-pressurizing agri, increases clamp depth, while enhancing fix tightly solidity, can effective dispersive stress, Enough tractive force is implemented to fracture site.Device shown in the embodiment has easy to use, minimally invasive, quick, secured and huge Reset strength the features such as, the case where being suitable for crista iliaca, acromion and the unsuitable counterextensions such as clavicle distal end is fixed.

Support rod or side support bar can be carbon fiber support rod in above-mentioned three groups of embodiments, and support rod is loop bar and has It is even that pin hole is distributed with, after the length for determining support rod as needed, with pin shaft fixed pin holes；Whorl brace rod can pass through upper and lower spiral shell Mother is fixed on support rod；Universal hand-wring type bar bar fixing clamp can be used in being flexibly connected between bar and bar；Pull needle and bar it Between flexible connection universal hand-wring type shank fixing clamp can be used.

Application method:

The application method of the utility model is following (illustrating by taking fracture of tibia, first embodiment as an example):

Fracture limbs are placed in triangle bracing strut, and reset cradle is placed on long bone distal end, and fracture distal end row is worn Enter the first Kirschner wire, the first Kirschner wire connects traction bow, and traction bow connects drawing-type electronic dynamometer, and electronic dynamometer connects spiral shell Bar tightener, screw tightener connect reset cradle；According to patient body feature and fracture situation, by adjusting reset cradle height Degree, position of the traction screw in location hole, primarily determine the traction line of force；

Fracture proximal end or adjacent bone of body row penetrate the second Kirschner wire, and the second Kirschner wire connects 3/4 semi-ring bow stick, and 3/4 Semi-ring bow stick connects triangle bracing strut；

Rotary screw tightener pulls trailed long bone, is precisely controlled tractive force by drawing-type electronic dynamometer Size, make the reduction of the fracture shortened, face where 3/4 semi-ring bow stick is fixed on triangle bracing strut perpendicular to traction line of force direction On, maintain the fracture condition after resetting；

For fracture end rotation, it is interior turn up, horizontal and up and down direction displacement, it is adjustable by first after preliminary traction is fixed Section A-frame is fixed on triangle bracing strut corresponding position, and the direction of the adjustment traction line of force and fracture rotation, which can be in x X ray fluoroscopy x adjusts side below and fixes；If desired, tractive force direction can be varied multiple times by the first adjustable A-frame, flexibly adjust The whole fracture traction line of force.

For shifting bone block, according to bone block position, the second adjustable A-frame, top are installed on triangle bracing strut Bar is movably connected on the second adjustable A-frame, under x x ray fluoroscopy x using mandril carry out side push away, the modes such as parietal bone block, make It shifts bone block to reset, fixed mandril at this time, auxiliary maintains to reset.

The problem of, malreduction big for long bone fracture gap, external fixer can be used.In the base of above-mentioned traction reduction On plinth, for waiting suffering limb detumescence patients undergoing elective surgery, preoperative local anaesthesia, other than long bone fracture both ends muscle weakness, difference The cross bar needle folder hole of fixed device is drill bushing, each to make a call to 2.5mm Kirschner wire pin hole at two, after sterile butterfly tape pull close pinhole Application wrapping, carries out CT scan.After the modeling of computer analog reset, 3D printer prints fracture model after reset.In mould 3mm outer set screw is screwed at four pin holes in type respectively, two cross bar needle folders clamp the outer fixed spiral shell at fracture both ends respectively Silk, then pillar and cross bar needle folder are connected and fixed, by universal hand-wring type bar bar fixing clamp, it connect cross bar with two pillars solid It is fixed, so that each component locations of universal type exterior fixing rack be made to determine.Unclamp cross bar needle folder, take out universal type exterior fixing rack and Outer set screw, disinfection are stand-by.In operative treatment, the pin hole in fracture end two sides is screwed into outer set screw respectively, is drawing It on the basis of reset, using drawing-off, the distinct methods such as rotates, loosen, draw, outer set screw is pressed from both sides into preoperative fixed in advance ten thousand It is pressed from both sides to the cross bar needle of type exterior fixing rack, clamps cross bar needle folder, external fixer installs, and realizes the accurate multiple of long bone fracture Position.

For tibiofibula and forearm fracture, it is recommended to use the first embodiment or the second embodiment, for femur and humerus Fracture, it is recommended to use 3rd embodiment.It certainly, in use, can also will be in above-described embodiment for complicated fracture The fixed mechanism provided is used in combination, as using the fixed mechanism in second, third embodiment, facilitated the rapid of fracture simultaneously It resets.

Above-described the utility model embodiment does not constitute the restriction to scope of protection of the utility model.

Those skilled in the art are considering specification and after practicing utility model disclosed herein, will readily occur to practical Novel other embodiments.The utility model is intended to cover any variations, uses, or adaptations of the utility model, These variations, uses, or adaptations follow the general principle of the utility model and undocumented including the utility model Common knowledge or conventional techniques in the art.The description and examples are only to be considered as illustrative, this is practical new The true scope and spirit of type are indicated by the following claims.

It should be understood that the utility model is not limited to the accurate knot for being described above and being shown in the accompanying drawings Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right It asks to limit.

Claims (9)

1. a kind of Bone traction reseting fixture for treating limbs fracture, which is characterized in that horizontal including reset cradle (10), traction Bar (20), lock sheet (30), screw tightener (40), support rod (50), traction mechanism (60), fixed mechanism (70) and first can Adjusting triangle bracket (80), in which:

The reset cradle (10) is made of the first square frame (11) and the second square frame (12), two groups of square frame difference It is made of sheer pole, left and right side lever and the cross tube being used in conjunction with, the cross tube is shaft (90), two groups of square frame activities Connect the shaft (90)；It respectively corresponds on two side levers of first square frame (11) equipped with equally distributed location hole (13), the traction cross bar (20) is fixed on reset cradle (10) across location hole (13) described in one group；The lock sheet (30) one end is equipped with equally distributed locking card slot, and the other end is equipped with lock sheet fixation hole, the two of the shaft (90) both ends The relative inner of group side lever is respectively equipped with tight locking button, and by tight locking button, lock sheet described in two groups (30) is connected to two prescriptions On shape frame, with the fixation reset cradle (10)；By connecting locking card slot different on the lock sheet (30), change institute State the height of reset cradle (10)；It is equipped with screw hole in the middle part of the shaft (90), turns described in one end precession of the support rod (50) In the screw hole of axis (90), the other end connects the fixed mechanism (70)；The fixed mechanism (70) is used to connect fracture proximal end；

The traction mechanism (60) includes the first traction bow (61) and the first Kirschner wire (62), for connecting fracture distal end；It is described Screw tightener (40) includes the first screw rod (41), the second screw rod (42) and bolt jointing part (43), one end point of two screw rods Bolt jointing part (43) described in other precession has handle on the bolt jointing part (43), rotates the screw rod by handle and connects Part (43), adjusts the distance between two screw rods；The other end of first screw rod (41) is flexibly connected the traction cross bar (20), the other end of second screw rod (42) is flexibly connected the top of first traction bow (61), first traction bow (61) bottom connects first Kirschner wire (62)；

The first adjustable A-frame (80) includes stock (81) and quarter butt (82), and the upper end of two stocks (81) is living It is dynamic to be connected on the quarter butt (82)；Two stock (81) lower ends are flexibly connected first Kirschner wire (62)；

The quarter butt (82) is movably connected on the support rod (50).

2. the Bone traction reseting fixture for the treatment of limbs fracture according to claim 1, which is characterized in that further include side Support rod (51), in which:

On the both ends of two side support bar (51) sheer poles that one end is fixedly mounted on the second square frame (12) respectively, separately One end connects the fixed mechanism (70), constitutes triangle bracing strut (55) with the support rod (50)；

The fixed mechanism (70) includes fixed 3/4 semi-ring bow stick (71) and the second Kirschner wire (72), described fixed with 3/4 half The place face of ring bow stick (71) is connected to described three with 3/4 semi-ring bow stick (71) perpendicular to the direction for drawing the line of force, the fixation Far from the one end of the reset cradle (10), the fixation is connected angle bracing strut (55) with 3/4 semi-ring bow stick (71) open side Second Kirschner wire (72).

3. the Bone traction reseting fixture for the treatment of limbs fracture according to claim 2, which is characterized in that further include the Two adjustable A-frames (100) and mandril (110), in which:

The second adjustable A-frame (100) is movably connected in the middle part of the triangle bracing strut (55), the mandril (110) it is movably connected on the described second adjustable A-frame (100).

4. the Bone traction reseting fixture for the treatment of limbs fracture according to claim 1, which is characterized in that the fixation Mechanism (70) includes the fixed device of bow formula and the second Kirschner wire (72), in which:

The fixed device of the bow formula includes the second traction bow (73) and connection sleeve (74)；

One end of the support rod (50) far from the reset cradle (10) connects the connection sleeve (74), the connector sleeve Cylinder (74) is fixedly connected on the top of second traction bow (73), the end connection described second of second traction bow (73) Kirschner wire (72).

5. the Bone traction reseting fixture for the treatment of limbs fracture according to claim 1, which is characterized in that the fixation Mechanism (70) is dotted fixed device (120), in which:

The dotted fixed device (120) includes dotted reduction forceps (121), casing (122) and connecting rod (123)；

Described sleeve pipe (122) is movably set in the dotted reduction forceps (121), covers described in connecting rod (123) one end precession In the threaded hole for managing (122), the other end is fixedly connected on one end of the support rod (50) far from the reset cradle (10).

6. according to the Bone traction reseting fixture of the treatment limbs fracture any in claim 2,4,5, feature exists In further including auxiliary with 3/4 semi-ring bow stick (130) and mandril (110), in which:

The middle part for assisting being movably connected in the support rod (50) with 3/4 semi-ring bow stick (130), the mandril (110) are living It is dynamic to be connected to the auxiliary on 3/4 semi-ring bow stick (130).

7. according to claim 1 in -5 any treatment limbs fracture Bone traction reseting fixture, which is characterized in that The location hole (13) is axial filament location hole, in which:

It is respectively equipped with groove in the middle part of two side levers of first square frame (11), the two sides of the groove respectively correspond Equipped with equally distributed screw hole, screw is tightened after passing through one group of corresponding screw hole by nut, draws cross bar (20) both ends It is fixed on reset cradle (10) by upper and lower four groups of screws.

8. according to claim 1 in -5 any treatment limbs fracture Bone traction reseting fixture, which is characterized in that It further include drawing-type electronic dynamometer (140), in which:

The drawing-type electronic dynamometer (140) is mounted on the connection of the screw tightener (40) Yu the traction mechanism (60) Place.

9. according to claim 1 in -5 any treatment limbs fracture Bone traction reseting fixture, which is characterized in that The support rod (50) or side support bar (51) are carbon fiber support rod.