CN206630829U

CN206630829U - A kind of lower limb Multifunctional retractor

Info

Publication number: CN206630829U
Application number: CN201621407954.5U
Authority: CN
Inventors: 戴加平
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-12-21
Filing date: 2016-12-21
Publication date: 2017-11-14
Anticipated expiration: 2026-12-21

Abstract

A kind of lower limb Multifunctional retractor is the utility model is related to, including bracket adjustment device, the angle regulator of the towing bracket, the tractor loaded on towing bracket top and the regulation towing bracket angle that are connected with bracket adjustment device being flexibly connected with operation table；Tractor includes the footrest plate of fixing human foot and can adjust the rotation regulating mechanism of footrest plate rotation at 0 °~180 °；Angle regulator includes being hinged on the adjusting rod of towing bracket bottom and loaded on the drive device between adjusting rod and towing bracket, drive device can drive adjusting rod to be rotated around pin joint, while drive device can make the horizontal part of towing bracket horizontal by 0 °~35 ° of angle of inclination.Tractor of the present utility model can realize the raising, decline of lower limb, abduction, interior the action such as receive；Just adjustment can be carried out according to the length of different patient's lower limb to draw or compress again, can have a down dip lower limb fixation, and its is easy to use, facilitates x-ray to project, and clinical application effect is notable.

Description

A kind of lower limb Multifunctional retractor

Technical field：

Medical auxiliary equipment field is the utility model is related to, more particularly to a kind of lower limb Multifunctional retractor.

Background technology：

In Hip operation, such as fracture of neck of femur Closed reduction is fixed, femur intertrochanteric fracture, artificial hip joint replacing , it is necessary to lower limb are carried out into traction fixation in the operation such as DAA approaches, and in surgical procedure, lower limb need completion to raise, decline, The actions such as abduction, interior receipts, are so easy to being smoothed out for operation, while facilitate x-ray (C arm machine) to project, of the prior art to lead Lead device only has traction fixation, and is adjusted at the beginning of can not being carried out to the crowd of different heights and draw or compress again, while Smoothly realized without lower limb raise, decline, abduction, it is interior receive etc. action function, bring many inconveniences to operation, therefore Need to be improved prior art.

Utility model content：

The purpose of this utility model is in view of the deficiencies of the prior art, there is provided a kind of lower limb Multifunctional retractor, is led Lead device can be movable in any direction, complete the raising, decline of lower limb, abduction, it is interior the action such as receive, according to different patient's lower limb Length can carry out just adjustment draw or compress again.

Technology solution of the present utility model is as follows：

A kind of lower limb Multifunctional retractor, including the bracket adjustment device and bracket adjustment that are flexibly connected with operation table fill The towing bracket of connection is put, be installed on the tractor on towing bracket top and adjusts the angle regulator of towing bracket angle； The tractor includes the footrest plate of fixing human foot and can adjust the rotation regulation machine of footrest plate rotation at 0 °~180 ° Structure；The angle regulator includes being hinged on the adjusting rod of towing bracket bottom and between adjusting rod and towing bracket Drive device, the drive device can drive adjusting rod to be rotated around pin joint, while drive device can make towing bracket Horizontal part horizontal by 0 °~35 ° of angle of inclination.

Preferably, the bracket adjustment device include be fixedly mounted on operation table bracket base, be fixed on support Bracket attachment mount on base and the thimble assembly being connected with bracket attachment mount by multi-directional ball；Described sleeve pipe component includes thin circle Manage and be adjustably mounted at the thick pipe on mini diameter tube；The thick pipe is fixedly connected with towing bracket.

Preferably, be provided with convex connecting groove in the bracket attachment mount, one end of the mini diameter tube is fixed with universal Ball, the other end of mini diameter tube are socketed in thick pipe, and multi-directional ball is connected in convex connecting groove, mini diameter tube is connected with support Seat forms universal connection.

Preferably, the thick pipe is provided with screwed hole, coordinates on screwed hole and be provided with and mini diameter tube can be locked admittedly The locking nut a being scheduled in thick pipe.

Preferably, the towing bracket include towing bracket horizontal part and be integrally formed with towing bracket horizontal part and with The perpendicular towing bracket vertical component effect of towing bracket horizontal part, the towing bracket vertical component effect are two groups of supporting legs, and two groups of supporting legs It is located at the front and rear sides of towing bracket respectively.

Preferably, the right-hand member of the towing bracket is fixed with handle.

Preferably, the rotation regulating mechanism includes being fixedly mounted on the fixed seat on towing bracket top, coordinates installation Screw rod in fixed seat and loaded in fixed seat and the locking nut b of tie down screw is capable of, one end of the screw rod is connected to Described footrest plate, the other end of screw rod are connected to manual adjusting knob, handle are provided with manual adjusting knob.

Preferably, the footrest plate is T-type structure, the horizontal part of T-type structure is used for fixing human foot, T-type structure Vertical component effect on fixed be equiped with the radial direction locking nut for coordinating installation with screw rod.

Preferably, the drive device include being fixedly mounted on adjusting rod cylinder fixed seat, be hinged on cylinder and consolidate Drive cylinder and the connector being installed on the piston rod of drive cylinder in reservation, the connector, which is hingedly mounted on, draws branch On frame vertical component effect.

Preferably, the adjusting rod is by adjusting rod on two groups and the lower dolly bar group being socketed on every group in adjusting rod Into frame structure, be fixed with crossbeam between two groups of lower dolly bars；The upper adjusting rod and lower dolly bar are respectively rectangular tube, under The position of the relatively upper adjusting rod of adjusting rod can be adjusted, and the lower end outside of every group of lower dolly bar is provided with one by fixing axle respectively Group roller.

The beneficial effects of the utility model are：

Lower limbs tractor of the present utility model is connected with operation table using universal connection, so that tractor can be any It is movable on direction, complete the raising, decline of lower limb, abduction, it is interior the action such as receive, its is applied widely, and clinical application effect is good.

The utility model because the bracket base of bracket adjustment device is fixedly mounted on operation table, fix by bracket attachment mount On bracket base, bracket attachment mount is connected to thimble assembly by multi-directional ball；Thimble assembly is including mini diameter tube and adjustably Thick pipe on mini diameter tube, thick pipe are provided with screwed hole, coordinate on screwed hole and be provided with and can lock mini diameter tube The locking nut a being fixed in thick pipe, the position-adjustable of so relatively crude pipe of mini diameter tube so can be according to different patients The length of lower limb can carry out just adjustment and draw or compress again, suitable for different patients.

The utility model is by footrest plate fixing human foot, while the angle of footrest plate can be by rotating regulation machine The screw rod of structure is adjusted, and can adjust footrest plate in 0 °~180 ° rotations, can so make 90 ° of leg inward turning and fixed or outer 90 ° of fixations are revolved, are easy to being smoothed out for operation, facilitate x-ray (C arm machine) to project.

Tractor of the present utility model is arranged on towing bracket top, and towing bracket fills in drive device and angular adjustment Under the collective effect put, the angle of towing bracket can change, and the angle for the lower limb being so fixed on tractor can also occur Change, the angle of inclination that lower limb have a down dip is at 0 °~35 ° and can fix.It is smoothed out providing conveniently for operation, facilitates x-ray (C Arm machine) projection.

Brief description of the drawings：

The utility model is described further below in conjunction with the accompanying drawings：

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the structural representation of bracket adjustment device of the present utility model；

Fig. 3 is working state schematic representation of the present utility model.

Symbol description in figure：I-bracket adjustment device；II-tractor；III-angle regulator；1-towing bracket； 101-towing bracket horizontal part；102-towing bracket vertical component effect；2-footrest plate；The horizontal part of 201-T-type structure；202—T The vertical component effect of type structure；3-adjusting rod；301-go up adjusting rod；302-lower dolly bar；303-crossbeam；4-bracket base； 401-rack connecting plate；402-cylindrical seat；403-mounting hole；5-bracket attachment mount；501-convex connecting groove；6— Multi-directional ball；7-mini diameter tube；8-thick pipe；9-locking nut a；10-handle；11-fixed seat；12-screw rod；13-locking Nut b；14-manual adjusting knob；15-handle；16-radial direction locking nut；17-cylinder fixed seat；18-drive cylinder；19— Connector；20-roller.

Embodiment：

Embodiment, see accompanying drawing 1~3, a kind of lower limb Multifunctional retractor, including the bracket adjustment being flexibly connected with operation table Device I, the towing bracket 1 being connected with bracket adjustment device, the tractor II for being installed on towing bracket top and regulation traction branch The angle regulator III of frame angle；The footrest plate 2 of the tractor including fixing human foot and footrest plate can be adjusted exist The rotation regulating mechanism of 0 °~180 ° rotations；The angle regulator includes being hinged on the He of adjusting rod 3 of towing bracket bottom Drive device between adjusting rod and towing bracket, the drive device can drive adjusting rod to be rotated around pin joint, Drive device can make the horizontal part of towing bracket horizontal by 0 °~35 ° of angle of inclination simultaneously.

The bracket adjustment device include be fixedly mounted on operation table bracket base 4, be fixed on bracket base Bracket attachment mount 5 and the thimble assembly being connected with bracket attachment mount by multi-directional ball 6；Described sleeve pipe component includes the He of mini diameter tube 7 The thick pipe 8 being adjustably mounted on mini diameter tube；The thick pipe is fixedly connected with towing bracket.

In the present embodiment, bracket base 4 includes rack connecting plate 401 and welded and installed on the top of rack connecting plate 401 Cylindrical seat 402, the rack connecting plate 401 are provided with two groups of mounting holes 403, by two groups of mounting holes and using the company of bolt Rack connecting plate 401 can be fixed on operation table by the mode of connecing, and patient is lain on operation table, and the lower limb of patient are fixed on traction On device.

The bracket attachment mount 5 is also cylindrical structure, and the outside dimension of bracket attachment mount 5 and cylindrical seat 402 Outside dimension is identical, and the bracket attachment mount 5 is spirally connected by four groups of screws and is fixed in cylindrical seat 402.

Convex connecting groove 501 is provided with the bracket attachment mount 5, one end of the mini diameter tube is welded with multi-directional ball 6, the other end of mini diameter tube is socketed in thick pipe, and multi-directional ball is connected in convex connecting groove, mini diameter tube is connected with support Seat forms universal connection, and such mini diameter tube opposite brackets connecting seat can rotate in the presence of multi-directional ball.

The thick pipe is provided with screwed hole, and mini diameter tube can be locked in thick pipe by coordinating to be provided with screwed hole Interior locking nut a9, rotational lock nut a can be such that locking nut a is moved in screwed hole, and such locking nut a can be by carefully Circular tube locking is fixed on or departed from thick pipe, the position of the relatively crude pipe of mini diameter tube can be so adjusted, finally according to patient Leg length determine thimble assembly total length, be easy to according to the length of different patient's lower limb carry out just adjustment draw or compress again.

The towing bracket includes towing bracket horizontal part 101 and is integrally formed with towing bracket horizontal part and is propped up with traction The perpendicular towing bracket vertical component effect 102 of frame horizontal part, the towing bracket vertical component effect is two groups of supporting legs, and two groups of supporting legs are distinguished Positioned at the front and rear sides of towing bracket.The thick pipe is weldingly fixed on the middle part of the left side of towing bracket horizontal part 101, branch The length of leg is shorter than the length of adjusting rod.

The right-hand member of the towing bracket is fixed with handle 10, can carry the utility model by handle, be also convenient for patient By the position for regulation tractor of shaking hands, the final lower limb position for adjusting patient.

The rotation regulating mechanism is arranged on fixed seat including being fixedly mounted on the fixed seat 11 on towing bracket top, coordinating On screw rod 12 and loaded in fixed seat and being capable of the locking nut b13 of tie down screw, one end of the screw rod is connected to described Footrest plate 2, the other end of screw rod is connected to manual adjusting knob 14, handle 15 is provided with manual adjusting knob.It is fixed in the present embodiment Seat be square casing, screw rod passes through from square casing, and locking nut b13 can tie down screw, the structure of manual adjusting knob 14 Similar steering wheel, handle 15 are easy to people to hold, and rotate manual adjusting knob 14 by handle, drive screw rod rotation, so adjust solid The left or right rotation for the lower limb being scheduled on footrest plate 2.

The footrest plate is T-type structure, and the horizontal part 201 of T-type structure is used for fixing human foot, T-type structure it is vertical It is fixed in portion 202 to be equiped with the radial direction locking nut 16 for coordinating installation with screw rod, people foot is fixed on by T-type structure by bandage Horizontal part opening position, the end of screw rod is screwed onto in radial direction locking nut, and four are laid with radial direction locking nut circumference Copper bolt is locked, four locking copper bolts are tightened by spanner, it is possible to which radial direction locking nut is locked with screw rod.

The drive device include be fixedly mounted on adjusting rod cylinder fixed seat 17, be hinged in cylinder fixed seat Drive cylinder 18 and the connector 19 being installed on the piston rod of drive cylinder, the connector are hingedly mounted on towing bracket and hung down In straight portion.In the present embodiment, cylinder fixed seat has two groups, is hinged in every group of cylinder fixed seat and is provided with one group of drive cylinder, gas Cylinder fixed seat is bolted on the middle part of adjusting rod, and connector is U groove structure, and the piston rod of drive cylinder is fastened on U On the baseplane of shape groove, the towing bracket vertical component effect bottom is equiped with hinge, and towing bracket vertical component effect bottom is located at U-lag It is interior.Because the rear and front end of cylinder is respectively hinged on supporting leg and adjusting rod, and adjusting rod upper articulation is below towing bracket, In initial position, towing bracket horizontal part 101 is horizontal so drive cylinder 18, and now lower limb are also at horizontal State, when the piston rod of drive cylinder 18 is released at maximum position, in the presence of said structure, the piston of drive cylinder 18 Bar promotes adjusting rod to be rotated around the pin joint of adjusting rod and towing bracket, effect of the towing bracket in multi-directional ball and drive cylinder Under can also rotate, make towing bracket horizontal part 101 horizontal by 35 ° of heeling condition, the inclination angle for so making lower limb have a down dip Degree is also 35 °, is easy to the progress of operation.

The adjusting rod 3 is made up of adjusting rod 301 on two groups and the lower dolly bar 302 being socketed on every group in adjusting rod Frame structure, be fixed with crossbeam 303 between two groups of lower dolly bars；The upper adjusting rod and lower dolly bar are respectively rectangular tube, The position of the relatively upper adjusting rod of lower dolly bar can be adjusted, and the lower end outside of every group of lower dolly bar is provided with by fixing axle respectively One group of roller 20, adjusting rod around the pin joint of adjusting rod and towing bracket rotate when, adjusting rod gradually has a down dip, adjusting rod lower end Roller motion, adjusting rod is had a down dip more steady, while roller is also functioned to the function of buffering, put using quality of rubber materials making Put during patient's lower limb have a down dip and hard impact occur.

Foot of the present utility model is fixed on footrest plate 2, is rotated by the manual adjusting knob of rotation regulating mechanism, is driven spiral shell Bar rotates, so that footrest plate 2 drives the action such as lower limb abduction or interior receipts, while drive cylinder drives, and makes adjusting rod around tune The pin joint of pole and towing bracket rotates, and towing bracket can also rotate in the presence of multi-directional ball and drive cylinder, make traction Support level portion so makes lower limb in declined state, it is necessary to be exactly gas during lower limb horizontal by certain heeling condition Cylinder is resetted, and is easy to the progress of operation, avoids movement from bringing pain to patient, ensures therapeutic effect, and the also work to hospital is brought Convenient, its is applied widely, and clinical application effect is good.

Above-described embodiment is the specific descriptions carried out to the utility model, and simply the utility model is carried out furtherly It is bright, it is impossible to be interpreted as the restriction to scope of protection of the utility model, those skilled in the art is according in above-mentioned utility model Appearance is made some nonessential modifications and adaptations and each fallen within the scope of protection of the utility model.

Claims

A kind of 1. lower limb Multifunctional retractor, it is characterised in that：Including the bracket adjustment device being flexibly connected with operation table and branch The towing bracket of frame adjusting means connection, the tractor for being installed on towing bracket top and the angle tune for adjusting towing bracket angle Regulating device；The tractor includes the footrest plate of fixing human foot and can adjust the rotation of footrest plate rotation at 0 °~180 ° Governor motion；The angle regulator includes the adjusting rod for being hinged on towing bracket bottom and installed in adjusting rod and traction branch Drive device between frame, the drive device can drive adjusting rod to be rotated around pin joint, while drive device can make to lead Draw the horizontal part of support horizontal by 0 °~35 ° of angle of inclination.
A kind of 2. lower limb Multifunctional retractor according to claim 1, it is characterised in that：The bracket adjustment device includes The bracket base that is fixedly mounted on operation table, the bracket attachment mount being fixed on bracket base and with bracket attachment mount by ten thousand The thimble assembly connected to ball；Described sleeve pipe component includes mini diameter tube and the thick pipe being adjustably mounted on mini diameter tube；Institute Thick pipe is stated to be fixedly connected with towing bracket.
A kind of 3. lower limb Multifunctional retractor according to claim 2, it is characterised in that：It is provided with the bracket attachment mount Convex connecting groove, one end of the mini diameter tube are fixed with multi-directional ball, and the other end of mini diameter tube is socketed in thick pipe, multi-directional ball It is connected in convex connecting groove, mini diameter tube is formed universal connection with bracket attachment mount.
A kind of 4. lower limb Multifunctional retractor according to claim 3, it is characterised in that：The thick pipe is provided with screw thread Hole, coordinate on screwed hole and the locking nut a that mini diameter tube can be locked in thick pipe is installed.
A kind of 5. lower limb Multifunctional retractor according to claim 1, it is characterised in that：The towing bracket includes traction Support level portion and it is integrally formed with towing bracket horizontal part and the towing bracket vertical component effect perpendicular with towing bracket horizontal part, The towing bracket vertical component effect is two groups of supporting legs, and two groups of supporting legs are located at the front and rear sides of towing bracket respectively.
A kind of 6. lower limb Multifunctional retractor according to claim 5, it is characterised in that：The right-hand member of the towing bracket is consolidated Equipped with handle.
A kind of 7. lower limb Multifunctional retractor according to claim 1, it is characterised in that：The rotation regulating mechanism includes It is fixedly mounted on the fixed seat on towing bracket top, coordinates the screw rod that is arranged in fixed seat and loaded in fixed seat and can locking The locking nut b of tight screw rod, one end of the screw rod are connected to described footrest plate, and the other end of screw rod is connected to hand adjustment rotation Button, handle is installed on manual adjusting knob.
A kind of 8. lower limb Multifunctional retractor according to claim 7, it is characterised in that：The footrest plate is T-type structure, The horizontal part of T-type structure is used for fixing human foot, and fixed be equiped with coordinates the footpath installed with screw rod on the vertical component effect of T-type structure To locking nut.
A kind of 9. lower limb Multifunctional retractor according to claim 5, it is characterised in that：The drive device includes fixing Cylinder fixed seat on adjusting rod, the drive cylinder being hinged in cylinder fixed seat and the piston for being installed on drive cylinder Connector on bar, the connector are hingedly mounted on towing bracket vertical component effect.
A kind of 10. lower limb Multifunctional retractor according to claim 9, it is characterised in that：The adjusting rod is by two groups Upper adjusting rod and the frame structure for being socketed in the lower dolly bar composition on every group in adjusting rod, are fixed between two groups of lower dolly bars Crossbeam；The upper adjusting rod and lower dolly bar are respectively rectangular tube, and the position of the relatively upper adjusting rod of lower dolly bar can be adjusted, often The lower end outside of group lower dolly bar is provided with one group of roller by fixing axle respectively.