CN217219307U

CN217219307U - Length-adjustable leg traction device

Info

Publication number: CN217219307U
Application number: CN202123013059.9U
Authority: CN
Inventors: 项英美; 魏勇敏
Original assignee: Lishui City Peoples Hospital
Current assignee: Lishui City Peoples Hospital
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-08-19
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a shank draw gear of adjustable length, including main part support frame, expansion bracket, link and traction element, on the scalable gliding main part support frame of locating of expansion bracket, the link rotationally is connected with the expansion bracket, and traction element rotationally is connected with the main part support frame, all is equipped with angle adjusting part on link and the traction element, the utility model discloses a flexible around can on the main part support frame, conveniently adjusts shank draw gear's length for shank draw gear is applicable to the patient that the height differs.

Description

Length-adjustable leg traction device

Technical Field

The utility model relates to the field of medical equipment, specifically be a shank draw gear of adjustable length.

Background

After the lower limbs of a patient are injured, the patient needs to be drawn before an operation, the lower limbs are lifted by the leg drawing frame during drawing, the leg drawing frame draws outwards, the pressure of injured leg tissues is relieved through drawing, and secondary injuries to nervous tension, blood vessels, bones and muscles are reduced.

The height of patient differs, and length can not be adjusted to current traction frame for the traction frame is suitable for the patient of height medium usually, and shorter patient and higher patient use inconveniently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a but length-adjusting's shank draw gear, the utility model discloses a flexible around can on the main part support frame, conveniently adjust shank draw gear's length for shank draw gear is applicable to the patient that the height differs.

In order to achieve the purpose of the invention, the utility model adopts the following technical scheme:

the utility model provides a shank draw gear of adjustable length, includes main part support frame, expansion bracket, link and traction element, on the main part support frame was located to the expansion bracket scalable gliding, the link rotationally was connected with the expansion bracket, and traction element rotationally is connected with the main part support frame, all is equipped with angle adjusting part on link and the traction element.

The main part support frame includes square sill bar, four loop bars and four pole settings, four loop bar parallel arrangement, four pole setting parallel arrangement, the loop bar includes loop bar one, loop bar two, loop bar three and loop bar four, the pole setting includes pole setting one, pole setting two, pole setting three and pole setting four, the side both ends of sill bar are the loop bar one respectively and are connected with two one end of loop bar, the top surface both ends of sill bar are connected with the one end of pole setting one and pole setting two respectively, the other end of pole setting one is connected with the one end of loop bar three, the other end of pole setting two is connected with the one end of loop bar four, the other end of loop bar one passes through loop bar three and is connected with the other end of pole setting three, the other end of loop bar four passes through loop bar four and is connected with the other end of pole setting four.

The expansion bracket includes four slide bars, four slide bar parallel arrangement, the inside cavity of loop bar sets up, the slide bar can be around locating in the loop bar with sliding, the front end of four slide bars is equipped with square bracing piece and two connecting rods, four slide bars include slide bar one, slide bar two, slide bar three and slide bar four, two connecting rods include connecting rod one and connecting rod two, the both ends of bracing piece are connected with the one end of slide bar one and slide bar two respectively, the both ends of connecting rod one are connected with the one end of slide bar one and slide bar three respectively, the both ends of connecting rod two are connected with the one end of slide bar two and slide bar four respectively.

The connecting frame comprises two hook-shaped rods and a U-shaped rod, two ends of the U-shaped rod are respectively connected with the two hook-shaped rods, and one ends of the two hook-shaped rods are respectively hinged with the third sliding rod and the fourth sliding rod.

The traction part comprises an inverted U-shaped frame, the inverted U-shaped frame is respectively hinged with one end of the sleeve rod III and one end of the sleeve rod IV, a pulley is arranged on the inverted U-shaped frame and can be rotatably connected with the inverted U-shaped frame,

the angle adjusting part includes a first angle adjusting part for the inverted U-shaped frame and a second angle adjusting part for the hook lever.

First angle adjusting part is including adjusting the pole, and the one end of adjusting the pole is rotationally connected with the type of falling U frame, is equipped with slider one on the regulation pole, and slider one slidable lies in on adjusting the pole, is equipped with dead lever one between pole setting one and the pole setting two, and slider one rotationally is connected with dead lever one, and the other end outside of adjusting the pole is equipped with the external screw thread, and both sides are equipped with two coupling nuts around the slider one, coupling nut and the other end threaded connection of regulation pole.

The second angle adjusting part comprises a double-end screw, external threads are arranged at two ends of the double-end screw, a second sliding block and a third sliding block are arranged at two ends of the double-end screw respectively, a second fixing rod is arranged between the first connecting rod and the second connecting rod, the second sliding block is rotatably connected with the second fixing rod, the third sliding block is rotatably connected with a U-shaped rod, two locking nuts are arranged on two sides of the second sliding block and the third sliding block respectively, and the locking nuts are connected with the double-end screw.

The leg traction device further comprises a plurality of detachable support plates, the middle of each support plate is in an inwards concave arc shape, and arc grooves are formed in the two ends of each support plate.

Compared with the prior art, the leg traction device with the adjustable length has the following beneficial effects that:

adopt the utility model discloses a shank draw gear of adjustable length can stretch out and draw back around on the main part support frame through the expansion bracket, conveniently adjusts shank draw gear's length for shank draw gear is applicable to the patient that the height differs.

Drawings

Fig. 1 is a schematic structural view of a leg traction device with adjustable length.

Fig. 2 is a schematic view of another angle configuration of the adjustable length leg pull apparatus.

Figure 3 is a cross-sectional schematic view of an adjustable length leg pull apparatus.

Fig. 4 is a schematic view of another configuration of the adjustable length leg pull apparatus.

Reference numerals: 1. a main body support frame; 11. a bottom bar; 12. erecting a rod; 13. a loop bar I; 14. a loop bar II; 15. a loop bar III; 16. a loop bar IV; 2. a telescopic frame; 21. a support bar; 22. a connecting rod; 23. a slide bar; 3. A connecting frame; 31. a hook lever; 32. a U-shaped rod; 4. a traction member; 41. an inverted U-shaped frame; 42. a pulley; 5. an angle adjusting member; 51. adjusting a rod; 52. a first sliding block; 53. a double-ended screw; 54. a second sliding block; 55. locking the nut; 6. fixing a rod I; 7. a second fixing rod; 8. a support plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 4, a leg traction device with adjustable length comprises a main body support frame 1, an expansion bracket 2, a connecting frame 3 and a traction part 4, wherein the expansion bracket 2 is telescopically and slidably arranged on the main body support frame 1, the connecting frame 3 is rotatably connected with the expansion bracket 2, the traction part 4 is rotatably connected with the main body support frame 1, angle adjusting parts 5 are respectively arranged on the connecting frame 3 and the traction part 4, the expansion bracket 2 can be extended and retracted back and forth on the main body support frame 1, the length of the leg traction device can be conveniently adjusted, and the leg traction device is suitable for patients with different heights; the angle of the connecting frame 3 and the traction part 4 can be adjusted by the angle adjusting device.

The main body supporting frame 1 comprises a square bottom rod 11, four loop bars and four upright rods 12, the four loop bars are arranged in parallel, the four upright rods 12 are arranged in parallel, each loop bar comprises a loop bar I13, a loop bar II 14, a loop bar III 15 and a loop bar IV 16, each upright rod 12 comprises a loop bar I, an upright rod II, an upright rod III and an upright rod IV, two ends of the side surface of the bottom rod 11 are respectively connected with one ends of the loop bars I13 and the loop bars II 14, two ends of the top surface of the bottom rod 11 are respectively connected with one ends of the loop bars I and the upright rod II, the other end of the loop bar I is connected with one end of the loop bar III 15, the other end of the upright rod II is connected with one end of the loop bar IV 16, the other end of the loop bar I13 is connected with the other end of the upright rod III through the loop bars III 15, and the other end of the loop bar IV 16 is connected with the other end of the upright rod IV through the loop bar IV 16; expansion bracket 2 includes four slide bars 23, four slide bar 23 parallel arrangement, the inside cavity setting of loop bar, slide bar 23 can be located in the loop bar around sliding, four slide bar 23's front end is equipped with square bracing piece 21 and two connecting rods 22, four slide bar 23 include slide bar one, slide bar two, slide bar three and slide bar four, two connecting rods 22 include connecting rod one and connecting rod two, the both ends of bracing piece 21 are connected with the one end of slide bar one and slide bar two respectively, the both ends of connecting rod one are connected with the one end of slide bar one and slide bar three respectively, the both ends of connecting rod two are connected with the one end of slide bar two and slide bar four respectively.

The square bottom rod 11 and the square support rod 21 are abutted against the ground or the bed surface and the like, and the square shape can increase the contact area; the upright 12 and the connecting rod 22 have supporting and connecting functions; the four sliding rods 23 are arranged in the four loop bars in a front-back movable manner, and the telescopic frame 2 is positioned on the main body supporting frame 1 in a front-back telescopic manner, so that the leg traction device is adjustable in length and convenient to adapt to patients with different heights.

The angle adjusting means 5 includes a first angle adjusting means 5 for the inverted U-shaped frame 41 and a second angle adjusting means 5 for the hooked rod 31.

The connecting frame 3 comprises two hook-shaped rods 31 and a U-shaped rod 32, two ends of the U-shaped rod 32 are respectively connected with the two hook-shaped rods 31, one ends of the two hook-shaped rods 31 are respectively hinged with a third sliding rod and a fourth sliding rod, the first angle adjusting part 5 comprises an adjusting rod 51, one end of the adjusting rod 51 is rotatably connected with the inverted U-shaped frame 41, a first sliding block 52 is arranged on the adjusting rod 51, the first sliding block 52 is slidably arranged on the adjusting rod 51, a first fixing rod 6 is arranged between the first upright rod and the second upright rod, the first sliding block 52 is rotatably connected with the first fixing rod 6, an external thread is arranged on the outer side of the other end of the adjusting rod 51, two connecting nuts are arranged on the front side and the rear side of the first sliding block 52, and the connecting nuts are in threaded connection with the other end of the adjusting rod 51.

When the angle of the connecting frame 3 needs to be adjusted, the connecting nut is unscrewed, the adjusting rod 51 slides on the first sliding block 52, the connecting frame 3 is driven to rotate to adjust the angle, and after the comfortable angle is adjusted, the connecting nuts on the two sides of the first sliding block 52 are rotatably abutted to the first sliding block 52.

Traction part 4 is including falling U type frame 41, it is articulated with the one end of loop bar three 15 and loop bar four 16 respectively to fall U type frame 41, be equipped with pulley 42 on the U type frame 41, pulley 42 rotationally is connected with the U type frame 41 that falls, second angle adjusting part 5 includes double threaded screw 53, double threaded screw 53's both ends all are equipped with the external screw thread, double threaded screw 53's both ends are equipped with slider two 54 and slider three respectively, be equipped with dead lever two 7 between connecting rod one and the connecting rod two, slider two 54 rotationally is connected with dead lever two 7, slider three rotationally is connected with U type pole 32, both sides all are equipped with two lock nuts 55 around slider two 54 and the slider three, lock nut 55 is connected with double threaded screw 53.

When the angle of the inverted U-shaped frame 41 needs to be adjusted, the locking nut 55 at one end is unscrewed, one end of the double-thread screw 53 slides on the second sliding block 54 or the third sliding block, the inverted U-shaped frame 41 is driven to rotate to adjust the angle, and after the angle is adjusted to a comfortable angle, the locking nuts 55 of the second sliding block 54 or the third sliding blocks at two sides are locked in a rotating mode.

The ankle of patient places on the traction bow, is equipped with the haulage rope on the pulley 42, and the haulage rope is walked around behind the pulley 42 and is connected with the traction bow, through the haulage rope rolling, and the haulage rope pulling traction bow to draw patient's shank.

Shank draw gear still includes a plurality of detachable mounting panels 8, the middle part of mounting panel 8 is the arc of indent, 8 both ends of mounting panel are equipped with the arc wall, arc wall and loop bar, slide bar 23 or hook-shaped pole 31 looks block, make mounting panel 8 fix at main part support frame 1, on expansion bracket 2 or link 3, mounting panel 8 can not be by pushing down the deformation, and only need clean the disinfection after the use of different patients, it is convenient quick, a plurality of mounting panels 8 are equipped with multiple length, the mounting panel 8 of different numbers can be placed according to the expansion bracket 2 that pulls out.

The using process comprises the following steps:

1. four slide bars 23 can be arranged in four loop bars in a back-and-forth moving way, and the expansion bracket 2 can be arranged on the main body supporting frame 1 in a back-and-forth expansion way, so that the length of the leg traction device can be adjusted, and the leg traction device can be conveniently adapted to patients with different heights.

2. The ankle of patient places on the traction bow, is equipped with the haulage rope on the pulley 42, and the haulage rope is walked around behind the pulley 42 and is connected with the traction bow, through the haulage rope rolling, and the haulage rope pulling traction bow to draw patient's shank.

3. The arc-shaped groove is clamped with the loop bar, the sliding rod 23 or the hook-shaped rod 31, so that the support plate 8 is fixed on the main body support frame 1, the telescopic frame 2 or the connecting frame 3, the support plate 8 cannot be pressed to deform, and different patients only need to scrub and disinfect after using, and the device is convenient and quick.

4. When the angle of the connecting frame 3 needs to be adjusted, the connecting nut is unscrewed, the adjusting rod 51 slides on the first sliding block 52, the connecting frame 3 is driven to rotate to adjust the angle, and after the comfortable angle is adjusted, the connecting nuts on the two sides of the first sliding block 52 are rotatably abutted to the first sliding block 52.

5. When the angle of the inverted U-shaped frame 41 needs to be adjusted, the locking nut 55 at one end is unscrewed, one end of the double-thread screw 53 slides on the second sliding block 54 or the third sliding block, the inverted U-shaped frame 41 is driven to rotate to adjust the angle, and after the angle is adjusted to a comfortable angle, the locking nuts 55 of the second sliding block 54 or the third sliding blocks at two sides are locked in a rotating mode.

The above description is a preferred embodiment of the present invention, and those skilled in the art can make various modifications and improvements without departing from the principles of the present invention, and these should be considered as the protection scope of the present invention.

Claims

1. The utility model provides a shank draw gear of adjustable length, its characterized in that, includes main part support frame (1), expansion bracket (2), link (3) and traction element (4), on main part support frame (1) is located in expansion bracket (2) scalable gliding, link (3) rotationally are connected with expansion bracket (2), traction element (4) rotationally are connected with main part support frame (1), all are equipped with angle adjusting part (5) on link (3) and traction element (4).

2. The leg traction device with the adjustable length as claimed in claim 1, wherein the main body supporting frame (1) comprises a square bottom bar (11), four loop bars and four upright bars (12), the four loop bars are arranged in parallel, the four upright bars (12) are arranged in parallel, the loop bars comprise a loop bar I (13), a loop bar II (14), a loop bar III (15) and a loop bar IV (16), the upright bars (12) comprise an upright bar I, an upright bar II, an upright bar III and an upright bar IV, two ends of the side surface of the bottom bar (11) are respectively connected with one end of the loop bar I (13) and one end of the loop bar II (14), two ends of the top surface of the bottom bar (11) are respectively connected with one end of the upright bar I and one end of the upright bar II, the other end of the upright bar II is connected with one end of the loop bar IV (16), the other end of the loop bar I (13) is connected with the other end of the upright bar III through the loop bar III (15), the other end of the loop bar IV (16) is connected with the other end of the upright rod IV through the loop bar IV (16).

3. The leg traction device with the adjustable length as claimed in claim 2, wherein the expansion bracket (2) comprises four sliding rods (23), the four sliding rods (23) are arranged in parallel, the inside of the loop bar is hollow, the sliding rods (23) are arranged in the loop bar in a front-back sliding manner, the front ends of the four sliding rods (23) are provided with square supporting rods (21) and two connecting rods (22), the four sliding rods (23) comprise a first sliding rod, a second sliding rod, a third sliding rod and a fourth sliding rod, the two connecting rods (22) comprise a first connecting rod and a second connecting rod, two ends of the supporting rods (21) are respectively connected with one ends of the first sliding rod and the second sliding rod, two ends of the first connecting rod are respectively connected with one ends of the first sliding rod and the third sliding rod, and two ends of the second connecting rod are respectively connected with one ends of the second sliding rod and the fourth sliding rod.

4. A length adjustable leg extension means according to claim 3, wherein the yoke comprises two hook bars (31) and a U-shaped bar (32), both ends of the U-shaped bar (32) being connected to the two hook bars (31), respectively, and one end of the two hook bars (31) being hinged to the slide bar three and the slide bar four, respectively.

5. A length adjustable leg extension device according to claim 4, wherein the extension means (4) comprises an inverted U-shaped frame (41), the inverted U-shaped frame (41) being hinged to one end of the loop bar three (15) and the loop bar four (16), respectively, and a pulley (42) being provided on the inverted U-shaped frame (41), the pulley (42) being rotatably connected to the inverted U-shaped frame (41).

6. Length adjustable leg pulling device according to claim 5, wherein the angle adjusting means (5) comprises a first angle adjusting means (5) for an inverted U-shaped frame (41) and a second angle adjusting means (5) for a hook rod (31).

7. The leg traction device with adjustable length as claimed in claim 6, wherein the first angle adjustment member (5) comprises an adjustment rod (51), one end of the adjustment rod (51) is rotatably connected with the inverted U-shaped frame (41), a first slider (52) is arranged on the adjustment rod (51), the first slider (52) is slidably located on the adjustment rod (51), a first fixing rod (6) is arranged between the first upright rod and the second upright rod, the first slider (52) is rotatably connected with the first fixing rod (6), an external thread is arranged on the outer side of the other end of the adjustment rod (51), two connection nuts are arranged on the front and rear sides of the first slider (52), and the connection nuts are in threaded connection with the other end of the adjustment rod (51).

8. The leg traction device with adjustable length as claimed in claim 7, wherein the second angle adjustment member (5) comprises a double-threaded screw (53), both ends of the double-threaded screw (53) are provided with external threads, both ends of the double-threaded screw (53) are respectively provided with a second slider (54) and a third slider, a second fixing rod (7) is arranged between the first connecting rod and the second connecting rod, the second slider (54) is rotatably connected with the second fixing rod (7), the third slider is rotatably connected with the U-shaped rod (32), both front and rear sides of the second slider (54) and the third slider are provided with two locking nuts (55), and the locking nuts (55) are connected with the double-threaded screw (53).

9. The leg traction device with adjustable length according to any one of claims 1 to 8, further comprising a plurality of detachable support plates (8), wherein the middle part of the support plates (8) is concave arc-shaped, and arc-shaped grooves are arranged at two ends of the support plates (8).