CN209032586U - A kind of bone surgery hitch frame - Google Patents

Abstract

The utility model discloses a kind of bone surgery hitch frames, including pedestal, pedestal bottom end two sides are equipped with idler wheel, the pedestal top left hand is equipped with the second air-leg, slip ring is arranged in the second air-leg external wall of upper portion, the slip ring right end is equipped with the first air-leg, the first loose collar is arranged on outer wall on the left of first air-leg, first loose collar bottom end is hinged with connecting rod, the connecting rod bottom end is hinged with the second loose collar, and second loose collar is set on the middle part outer wall of the second air-leg；The second air-leg lower right side is equipped with outgoing line device, and the outgoing line device includes fixed cylinder, and the fixed cylinder side is fixedly connected with the second air-leg.The utility model structure is simple, easy to use, can freely adjust height and collapsing length, can guarantee arbitrarily change after rope length is fixed, slip phenomenon will not occur in distraction procedure, avoid patient's secondary injury.

Description

A kind of bone surgery hitch frame

Technical field

The utility model relates to the field of medical instrument technology more particularly to a kind of bone surgery hitch frames.

Background technique

The principle of active force and reaction force is frequently utilized that in orthopaedic disease, it is whole to reach with the traction of gimmick or instrument Multiple fracture, dislocation maintain the position after resetting or orthotic joint deformity, release the purpose of muscle cramp and pain.Clinically lead to Often it is divided into skin traction, skeletal traction, four-tailed bandage traction, suspension traction of pelvis etc. according to the position of traction, however it is existing The adjusting of hitch frame height collapsing length is constant, and lacks stopping device, easily leads to and slip phenomenon occurs in distraction procedure, cause Patient's secondary injury.

Through retrieving, Chinese patent Authorization Notice No. is that CN205658960U discloses a kind of bone traction frame, including traction Component and the Brown's frame to support patient's suffering limb, traction component include traction bow, stand, pulley and rope, traction bow On placed pull needle, pulley is set in stand, and rope is set around on pulley, and one end of rope is connect with traction bow, rope Guiding piece is connected on the other end of rope；Brown's frame include in upper support unit arranged up and down and lower support unit and Multiple support posts being arranged in parallel between support unit and lower support unit；It is additionally provided with a support quilt to support quilt Component, support are selected one by component and are connected on upper support unit and lower support unit.

Existing bone surgery is had the following disadvantages with hitch frame: the apparatus structure is complicated, cost is high, inconvenient Height and collapsing length are adjusted, lacks stopping device, easily leads to and slip phenomenon occurs in distraction procedure, keeps patient injured.

Utility model content

The purpose of this utility model is to provide a kind of bone surgery hitch frame, it is simple, easy to use to have a structure, energy It is enough freely to adjust height and collapsing length, it can guarantee arbitrarily change after rope length is fixed, it will not in distraction procedure The advantages of slip phenomenon occurs, avoids patient's secondary injury solves existing apparatus and just adjusts height and collapsing length, lack Stopping device easily leads to and slip phenomenon occurs in distraction procedure, makes the problem of patient's injury.

According to a kind of bone surgery hitch frame of the utility model embodiment, including pedestal, pedestal bottom end two sides It is equipped with idler wheel, the pedestal top left hand is equipped with the second air-leg, is arranged with sliding in the second air-leg external wall of upper portion Ring, the slip ring right end is equipped with the first air-leg, is arranged with the first loose collar on outer wall on the left of first air-leg, described First loose collar bottom end is hinged with connecting rod, and the connecting rod bottom end is hinged with the second loose collar, and second loose collar is arranged On the middle part outer wall of the second air-leg；The second air-leg lower right side is equipped with outgoing line device, and the outgoing line device includes Fixed cylinder, the fixed cylinder side are fixedly connected with the second air-leg, and running through in the middle part of the fixed cylinder has shaft, the shaft one End is fixedly connected with handle, and roller is arranged on the middle part outer wall of the shaft, and the roller is arranged in fixed cylinder, the rolling It is arranged with card wheel on the side outer wall of cylinder, is set above the roller there are two the cross bar being symmetrical set, two cross bars are left Right both ends are fixedly connected with the two sidewalls in fixed cylinder, and the right side of the left side cross bar is equipped with fixing axle, the fixing axle one End is fixedly connected with the side wall of fixed cylinder, outer ring is equipped on the outside of the fixing axle, the outer ring and fixing axle are fixed by wind spring Connection, sets that there are three orthogonal swingle, the bottom end of the left side swingle and left side cross bars on the outer wall of the outer ring It offsets, the right end of the right side swingle offsets with card wheel；Cable wire, the cable wire tail are wound on the middle part outer wall of the roller End is successively fixedly connected with link by second pulley, first pulley and end point, and the first pulley, second pulley are respectively provided with On the right side of the bottom end of the first air-leg, the first pulley is located at the right side of second pulley.

Further, hook is arranged on the cable wire outer wall between first pulley and second pulley.

Further, the second loose collar left end is equipped with bolt, and the bolt right end is through the second movable ring-side wall and with the The side wall of two air-legs offsets.

Further, the outer wall of handle is equipped with rubber sleeve.

Further, multiple latches are evenly distributed on the outer wall of card wheel.

Further, the rotation direction of the latch is counterclockwise.

The utility model has the beneficial effect that compared with prior art

1, the height and length of device can be changed by stretch the first air-leg, the second air-leg, it is living by second Rotating ring, connecting rod and the first loose collar combination can the height to device further finely tuned so that device traction It is more convenient；The length that outlet can be changed by rotating handles, makes it is suitable for different patients requirement, by swingle with The combination of card wheel can be such that the line length that goes out of cable wire fixes, and prevent roller from arbitrarily rotating；

2, bolt prevents its skidding, hook is used for suspended portion Medical treatment device convenient for fixing the second loose collar and air-leg Tool co-treatment；Make equipment easy to remove by idler wheel, the apparatus structure is simple, easy to use, can freely adjust height And collapsing length, it can guarantee arbitrarily change after rope length is fixed, slip phenomenon will not occur in distraction procedure, keep away Exempt from patient's secondary injury.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 be the utility model proposes a kind of bone surgery hitch frame structural schematic diagram；

Fig. 2 be the utility model proposes a kind of bone surgery hitch frame outgoing line device structural schematic diagram；

Fig. 3 be the utility model proposes a kind of bone surgery hitch frame outgoing line device cross-sectional view.

In figure: 1- pedestal, 2- idler wheel, 3- outgoing line device, 4- cable wire, 5- hook, 6- link, 7- first pulley, 8- second Pulley, the first air-leg of 9-, the first loose collar of 10-, 11- connecting rod, 12- slip ring, 13- bolt, the second loose collar of 14-, 15- Second air-leg, 16- shaft, 17- roller, 18- fixed cylinder, 19- handle, 20- card wheel, 21- cross bar, 22- fixing axle, 23- volumes Spring, 24- outer ring, 25- swingle.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Referring to Fig.1-3, a kind of bone surgery hitch frame, including pedestal 1,1 bottom end two sides of pedestal are equipped with idler wheel 2, bottom 1 top left hand of seat is equipped with the second air-leg 15, the model YST8018 of the second air-leg 15,15 external wall of upper portion of the second air-leg On be arranged with slip ring 12,12 right end of slip ring is equipped with the first air-leg 9, the model YST8010 of the first air-leg 9, first The first loose collar 10 is arranged on 9 left side outer wall of air-leg, 10 bottom end of the first loose collar is hinged with connecting rod 11,11 bottom of connecting rod End is hinged with the second loose collar 14, and the second loose collar 14 is set on the middle part outer wall of the second air-leg 15；Second air-leg 15 Lower right side is equipped with outgoing line device 3, controls out line length, and outgoing line device 3 includes fixed cylinder 18,18 side of fixed cylinder and second Air-leg 15 is fixedly connected, and through there is shaft 16 in the middle part of fixed cylinder 18,16 one end of shaft is fixedly connected with handle 19, shaft 16 Roller 17 is arranged on the outer wall of middle part, roller 17 is arranged in fixed cylinder 18, is arranged with card wheel on the side outer wall of roller 17 20, set above roller 17 there are two the cross bar 21 being symmetrical set, two 21 left and right ends of cross bar with two in fixed cylinder 18 Side wall is fixedly connected, and the right side of left side cross bar 21 is equipped with fixing axle 22, the fixed company of the side wall of 22 one end of fixing axle and fixed cylinder 18 It connects, outer ring 24 is equipped on the outside of fixing axle 22, outer ring 24 is fixedly connected with fixing axle 22 by wind spring 23, on the outer wall of outer ring 24 If bottom end and the left side cross bar 21 of left side swingle 25 offset, right side swingle 25 there are three orthogonal swingle 25 Right end offsets with card wheel 20；Cable wire 4 is wound on the middle part outer wall of roller 17,4 tail end of cable wire successively passes through second pulley 8, One pulley 7 and end point are fixedly connected with link 6, and first pulley 7, second pulley 8 are arranged at the bottom end of the first air-leg 9 Right side, first pulley 7 are located at the right side of second pulley 8.

Hook 5 is arranged on 4 outer wall of cable wire between first pulley 7 and second pulley 8,14 left end of the second loose collar is equipped with spiral shell Bolt 13,13 right end of bolt offsets through 14 side wall of the second loose collar and with the side wall of the second air-leg 15, on the outer wall of handle 19 Equipped with rubber sleeve, multiple latches are evenly distributed on the outer wall of card wheel 20, the rotation direction of latch is counterclockwise.

In use, equipment is moved to specified region first, stretched respectively the first air-leg 9, second according to patient status For air-leg 15 to appropriate length, then outward turning bolt 13 slides the second loose collar 14 on the second air-leg 15, and suitably moves Dynamic 12 height-fine adjustment of slip ring, until inward turning bolt 13 after proper height, fixes the second loose collar 14；When needing to extend cable wire 4 When length, pressing intermediate swingle 25 makes it touch right side cross bar 21, and right side swingle 25 is separated with card wheel 20 at this time, pulls Link 6 rotates roller 17, extends the length of cable wire 4, until intermediate swingle 25 is unclamped after appropriate length, in wind spring 23 Effect lower right sidespin bull stick 25 offsets with card wheel 20 again, prevents roller 17 from rotating, the length of cable wire 4 is fixed, when needing to contract When the length of cap cable 4, intermediate swingle 25 is pressed, swing handle 19 unclamps intermediate swingle 25, roller after shrinking cable wire 4 17 are fixed again, so that 4 length of cable wire is fixed.

Place is not described in detail for the utility model, is the well-known technique of those skilled in the art.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of bone surgery hitch frame, it is characterised in that: including pedestal (1), pedestal (1) the bottom end two sides are equipped with rolling It takes turns (2), pedestal (1) top left hand is equipped with the second air-leg (15), is arranged in the second air-leg (15) external wall of upper portion Have slip ring (12), slip ring (12) right end is equipped with the first air-leg (9), on the left of first air-leg (9) on outer wall It is arranged with the first loose collar (10), the first loose collar (10) bottom end is hinged with connecting rod (11), connecting rod (11) bottom End is hinged with the second loose collar (14), and second loose collar (14) is set on the middle part outer wall of the second air-leg (15)；Institute The second air-leg (15) lower right side is stated equipped with outgoing line device (3), the outgoing line device (3) includes fixed cylinder (18), described solid Safety barrel (18) side is fixedly connected with the second air-leg (15), and running through in the middle part of the fixed cylinder (18) has shaft (16), and described turn Axis (16) one end is fixedly connected with handle (19), is arranged with roller (17), the roller on the middle part outer wall of the shaft (16) (17) setting is arranged with card wheel (20), on the roller (17) in fixed cylinder (18) on the side outer wall of the roller (17) Side is set there are two the cross bar (21) that is symmetrical set, two cross bar (21) left and right ends with the two sides in fixed cylinder (18) Wall is fixedly connected, and the right side of the left side cross bar (21) is equipped with fixing axle (22), described fixing axle (22) one end and fixed cylinder (18) side wall is fixedly connected, and is equipped with outer ring (24) on the outside of the fixing axle (22), and the outer ring (24) and fixing axle (22) are logical It crosses wind spring (23) to be fixedly connected, be set on the outer wall of the outer ring (24) there are three orthogonal swingle (25), described in left side The bottom end of swingle (25) offsets with left side cross bar (21), and right end and the card wheel (20) of the right side swingle (25) offset；Institute It states and is wound on the middle part outer wall of roller (17) cable wire (4), cable wire (4) tail end successively passes through second pulley (8), the first cunning It takes turns (7) and end point is fixedly connected with link (6), the first pulley (7), second pulley (8) are arranged at the first air-leg (9) on the right side of bottom end, the first pulley (7) is located at the right side of second pulley (8).

2. a kind of bone surgery hitch frame according to claim 1, it is characterised in that: the first pulley (7) and the Hook (5) are arranged on cable wire (4) outer wall between two pulleys (8).

3. a kind of bone surgery hitch frame according to claim 1, it is characterised in that: second loose collar (14) is left End is equipped with bolt (13), and bolt (13) right end runs through the second loose collar (14) side wall and the side wall with the second air-leg (15) It offsets.

4. a kind of bone surgery hitch frame according to claim 1, it is characterised in that: on the outer wall of the handle (19) Equipped with rubber sleeve.

5. a kind of bone surgery hitch frame according to claim 1, it is characterised in that: on the outer wall of the card wheel (20) It is evenly distributed with multiple latches.

6. a kind of bone surgery hitch frame according to claim 5, it is characterised in that: the rotation direction of multiple latches is equal For counterclockwise.