Rotating wheel type shoulder joint traction device

Abstract

The utility model discloses a rotating wheel type shoulder joint traction device, which belongs to the technical field of medical instruments and comprises a bottom plate and a vertical rod, the vertical rod is fixedly connected to the upper surface of the bottom plate, the upper end of the vertical rod is fixedly connected with a first mounting seat, the side surface of the first mounting seat is rotatably connected with a transverse rod, the side surface of the vertical rod is fixedly connected with a shell, and the shell is fixedly connected with a connecting rod. A first bearing is fixedly connected to the interior of the shell, a first rotating shaft is arranged in the first bearing in a penetrating mode, a gear is fixedly connected to the surface of the first rotating shaft, a rotating wheel is fixedly connected to the other end of the first rotating shaft, and a first rocker is fixedly connected to the side face of the rotating wheel. People can rotate the first rocker to drive the rotating wheel and the gear to rotate, the cross rod is driven to rotate under the cooperation of the gear and the rack, a user can quickly adjust the angle of the cross rod through the rotating wheel, and the effect of easy and time-saving traction is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, and more specifically, to a rotary wheel shoulder joint traction device. Background Art

[0002] Arthroscopy has been widely used in the fields of knee and shoulder joints. As a minimally invasive treatment technology, it reduces trauma for patients, accelerates postoperative recovery, and provides a more powerful field of view than traditional surgery through a small incision. Shoulder arthroscopy is the fastest-growing surgery after knee arthroscopy, but the upper limbs of shoulder arthroscopy require traction in the abduction position, so the upper limb traction frame for shoulder arthroscopy came into being. The existing shoulder joint traction frame requires reciprocating work when adjusting the large cantilever elevation angle, and the efficiency is low. Utility Model Content

[0003] (1) Technical issues to be solved

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a rotary wheel shoulder joint traction device, which has the characteristic of facilitating the adjustment of the crossbar support angle.

[0005] (2) Technical solution

[0006] The cam is an assembly made of a plurality of gears, each of which is connected with a plurality of gears, and the plurality of gears are connected with the plurality of gears, and the plurality of gears are connected with the plurality of gears.

[0007] When using a rotary shoulder joint traction device of the present technical solution, by setting a rotary wheel, a first rocker, a gear and a rack, when people need to adjust the elevation angle of the cross bar, they can rotate the first rocker to drive the rotary wheel and the gear to rotate, and with the cooperation of the gear and the rack, the cross bar is driven to rotate. The user can quickly adjust the angle of the cross bar through the rotary wheel, achieving an easy and time-saving traction effect.

[0008] The cam is an assembly made of a plurality of wheels, and the plurality of wheels are connected to the plurality of wheels respectively. The plurality of wheels are connected to the plurality of wheels, and the plurality of wheels are connected to the plurality of wheels respectively. The plurality of wheels are connected to the plurality of wheels respectively.

[0009] Furthermore, a movable groove is opened on the side of the cross bar, an adjusting rod is slidably connected inside the movable groove, a locking bolt is threadedly connected to the upper surface of the cross bar, and a second hook is fixedly connected to the side of the adjusting rod.

[0010] Furthermore, the fixing assembly includes a fixing plate, which is fixedly connected to the side of the shell, a sliding rod is slidably connected to the surface of the fixing plate, one end of the sliding rod is fixedly connected to a pull plate, the other end of the sliding rod is fixedly connected to a connecting plate, a spring is fixedly connected to the side of the connecting plate, the other end of the spring is fixedly connected to the side of the fixing plate, a card block is fixedly connected to the side of the connecting plate, and the card block matches the card slot.

[0011] Furthermore, a clamping assembly is provided on the lower surface of the base plate, and the clamping assembly includes an L-shaped plate, the upper end of the L-shaped plate is fixedly connected to the lower surface of the base plate, the upper surface of the L-shaped plate is penetrated by a third bearing, the third bearing is penetrated by a third rotating shaft, the lower end of the third rotating shaft is fixedly connected to a rotating plate, the upper end of the third rotating shaft is fixedly connected to a second threaded column, the upper end of the second threaded column is threadedly connected to a threaded tube, the upper end of the threaded tube is fixedly connected to a clamping plate, the lower surface of the clamping plate is fixedly connected to a telescopic rod, the lower end of the telescopic rod is fixedly connected to the upper surface of the L-shaped plate, and there are two groups of telescopic rods, which are symmetrically arranged on both sides of the threaded tube.

[0012] (3) Beneficial effects

[0013] In summary, the utility model has the following beneficial effects:

[0014] 1. A rotary wheel shoulder joint traction device is provided with a rotary wheel, a first rocker, a gear and a rack. When people need to adjust the elevation angle of the cross bar, they can rotate the first rocker to drive the rotary wheel and the gear to rotate, and the cross bar is driven to rotate under the cooperation of the gear and the rack. The user can quickly adjust the angle of the cross bar through the rotary wheel, achieving the effect of easy and time-saving traction;

[0015] 2. This kind of rotary shoulder joint traction device is equipped with a second rocker, a first threaded column, a threaded cap and a first pulley. When people need to adjust the elevation angle of the patient's upper limb, they can rotate the second rocker to drive the first threaded column to rotate. With the cooperation of the first threaded column and the threaded cap, the first pulley is driven to move, which is convenient for people to adjust the elevation angle of the patient's upper limb and improve the traction effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the drawings required for describing the specific implementation or the prior art will be briefly introduced below. Obviously, the drawings described below are only one implementation of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model in a frontal perspective;

[0018] Figure 2 It is a schematic structural diagram of a cross-section of the housing in the utility model;

[0019] Figure 3 It is a structural schematic diagram of the cross bar section of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the enlarged clamping assembly in the utility model;

[0021] Figure 5 It is a structural schematic diagram of a cross-section of the fixing component of the utility model.

[0022] The markings in the accompanying drawings are:

[0023] 1. Bottom plate; 2. Vertical rod; 3. First mounting seat; 4. Crossbar; 5. Housing; 6. First bearing; 7. First rotating shaft; 8. Gear; 9. Rotating wheel; 10. First rocker; 11. Slot; 12. Fixing assembly; 1201. Fixing plate; 1202. Sliding rod; 1203. Pulling plate; 1204. Connecting plate; 1205. Spring; 1206. Block; 13. Second mounting seat; 14. Adjusting plate; 15. Sliding block; 16. Slot; 17. Rack; 18. Second bearing; 19. Second rotating shaft; 20. Second rocker; 21. First threaded column; 22. Fourth rotating shaft Axle; 23, fourth bearing; 24, threaded cap; 25, connecting block; 26, through groove; 27, first fixed seat; 28, first pulley; 29, second fixed seat; 30, second pulley; 31, lifting rope; 32, first hook; 33, counterweight; 34, movable groove; 35, adjusting rod; 36, locking bolt; 37, second hook; 38, fixing assembly; 3801, L-shaped plate; 3802, third bearing; 3803, third rotating shaft; 3804, rotating plate; 3805, second threaded column; 3806, threaded pipe; 3807, splint; 3808, telescopic rod. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the utility model easy to understand, the technical scheme in the specific implementation mode of the utility model is clearly and completely described below to further illustrate the utility model. Obviously, the specific implementation mode described is only a part of the implementation mode of the utility model, rather than all styles.

[0025] Example:

[0026] The following is combined with Figure 1-5 The utility model is described in further detail.

[0027] See also Figure 1-5The utility model provides a technical solution: a rotary shoulder joint traction device, including a bottom plate 1 and a vertical rod 2, the vertical rod 2 is fixedly connected to the upper surface of the bottom plate 1, the upper end of the vertical rod 2 is fixedly connected to a first mounting seat 3, the side of the first mounting seat 3 is rotatably connected to a cross bar 4, the side of the vertical rod 2 is fixedly connected to a shell 5, the inside of the shell 5 is fixedly connected to a first bearing 6, a first rotating shaft 7 is passed through the first bearing 6, a gear 8 is fixedly connected to the surface of the first rotating shaft 7, the other end of the first rotating shaft 7 is fixedly connected to a rotating wheel 9, and the side of the rotating wheel 9 is fixedly connected to the first rotating shaft 7. A first rocker 10 is fixedly connected, a slot 11 is provided on the side of the rotating wheel 9, there are a plurality of slots 11, and they are evenly arranged on the side of the rotating wheel 9, a fixing assembly 12 is provided on the side of the shell 5, a second mounting seat 13 is fixedly connected to the lower surface of the cross bar 4, an adjustment plate 14 is rotatably connected to the side of the second mounting seat 13, a slider 15 is fixedly connected to the side of the adjustment plate 14, a slide groove 16 is provided on the upper surface of the shell 5, the slider 15 is slidably connected in the slide groove 16, a rack 17 is fixedly connected to the side of the adjustment plate 14, and the rack 17 is meshed with the gear 8.

[0028] By adopting the above technical solution, when people need to adjust the elevation angle of the cross bar 4, they can rotate the first rocker 10 to drive the wheel 9 and the gear 8 to rotate, and with the cooperation of the gear 8 and the rack 17, the cross bar 4 is driven to rotate. The user can quickly adjust the angle of the cross bar 4 through the wheel 9, achieving an easy and time-saving traction effect.

[0029] Specifically, a second bearing 18 is fixedly connected to the side of the cross bar 4, a second shaft 19 is passed through the second bearing 18, one end of the second shaft 19 is fixedly connected to the second rocker 20, the other end of the second shaft 19 is fixedly connected to the first threaded column 21, the side of the first threaded column 21 is fixedly connected to the fourth shaft 22, the inside of the cross bar 4 is fixedly connected to the fourth bearing 23, the other end of the fourth shaft 22 is passed through the fourth bearing 23, the surface of the first threaded column 21 is threadedly connected to a threaded cap 24, and the side of the threaded cap 24 is fixedly connected to the connecting Block 25, a through groove 26 is provided on the lower surface of the cross bar 4, the connecting block 25 is slidably connected in the through groove 26, the lower end of the connecting block 25 is fixedly connected to a first fixing seat 27, the first fixing seat 27 is rotatably connected to the first pulley 28 on the side, the lower surface of the cross bar 4 is fixedly connected to a second fixing seat 29, the second fixing seat 29 is rotatably connected to the second pulley 30 on the side, a suspension rope 31 is overlapped on the surface of the second pulley 30 and the first pulley 28, one end of the suspension rope 31 is fixedly connected to a first hook 32, and the other end of the suspension rope 31 is provided with a counterweight block 33.

[0030] By adopting the above technical solution, when people need to adjust the elevation angle of the patient's upper limb, they can rotate the second rocker 20, thereby driving the first threaded column 21 to rotate, and with the cooperation of the first threaded column 21 and the threaded cap 24, the first pulley 28 is driven to move, which is convenient for people to adjust the elevation angle of the patient's upper limb and improve the traction effect.

[0031] Specifically, a movable groove 34 is opened on the side of the cross bar 4, an adjusting rod 35 is slidably connected inside the movable groove 34, a locking bolt 36 is threadedly connected to the upper surface of the cross bar 4, and a second hook 37 is fixedly connected to the side of the adjusting rod 35.

[0032] Specifically, the fixing assembly 12 includes a fixing plate 1201, which is fixedly connected to the side of the shell 5, and a sliding rod 1202 is slidably connected to the surface of the fixing plate 1201, one end of the sliding rod 1202 is fixedly connected to a pulling plate 1203, and the other end of the sliding rod 1202 is fixedly connected to a connecting plate 1204, and a spring 1205 is fixedly connected to the side of the connecting plate 1204, and the other end of the spring 1205 is fixedly connected to the side of the fixing plate 1201, and a card block 1206 is fixedly connected to the side of the connecting plate 1204, and the card block 1206 matches the card slot 11.

[0033] By adopting the above technical solution, the pull plate 1203 can be loosened after adjustment, and the spring 1205 rebounds to push the connecting plate 1204 to move forward. The connecting plate 1204 drives the block 1206 to be stuck in the slot 11 on the side of the rotating wheel 9, thereby fixing the cross bar 4.

[0034] Specifically, a clamping assembly 38 is provided on the lower surface of the base plate 1, and the clamping assembly 38 includes an L-shaped plate 3801, the upper end of the L-shaped plate 3801 is fixedly connected to the lower surface of the base plate 1, a third bearing 3802 is passed through the upper surface of the L-shaped plate 3801, a third rotating shaft 3803 is passed through the third bearing 3802, a rotating plate 3804 is fixedly connected to the lower end of the third rotating shaft 3803, a second threaded column 3805 is fixedly connected to the upper end of the third rotating shaft 3803, a threaded tube 3806 is threadedly connected to the upper end of the second threaded column 3805, a clamping plate 3807 is fixedly connected to the upper end of the threaded tube 3806, a telescopic rod 3808 is fixedly connected to the lower surface of the clamping plate 3807, and the lower end of the telescopic rod 3808 is fixedly connected to the upper surface of the L-shaped plate 3801. There are two groups of telescopic rods 3808, which are symmetrically arranged on both sides of the threaded tube 3806.

[0035] By adopting the above technical solution, when in use, people can take the device to the patient's bedside, and then rotate the rotating plate 3804, the rotating plate 3804 drives the second threaded column 3805 to rotate, the second threaded column 3805 drives the threaded tube 3806 to move, and the threaded tube 3806 drives the splint 3807 to move until the splint 3807 and the lower end of the base plate 1 clamp the bed board, thereby fixing the device to the patient's bedside.

[0036] The working principle of the utility model is as follows: when in use, people can take the device to the patient's bedside, and then rotate the rotating plate 3804, the rotating plate 3804 drives the second threaded column 3805 to rotate, the second threaded column 3805 drives the threaded tube 3806 to move, and the threaded tube 3806 drives the splint 3807 to move, until the splint 3807 and the lower end of the base plate 1 clamp the bed board, thereby fixing the device to the patient's bedside, and then put the patient's arm into the sleeve, hang the front end of the sleeve in the first hook 32, install a counterweight block 33 of appropriate weight on the other end of the sling 31, and then pull the adjusting rod 35 to the appropriate position and then rotate the locking bolt 36 to fix the position of the adjusting rod 35, and then use a traction belt of appropriate length to support the position of the patient's sleeve near the lower end, and the two sides of the traction belt are hung on the second hook 37. When people need to adjust the angle of the cross bar 4, they can pull the pull plate 1203 backward, and the pull plate 1203 drives the cross bar 4 and the connecting plate 1204 to move backward, and the connecting plate 1204 drives The block 1206 leaves the slot 11, and then the first rocker 10 is rotated, the first rocker 10 drives the rotating wheel 9 to rotate, the rotating wheel 9 drives the first rotating shaft 7 and the gear 8 to rotate, the gear 8 drives the rack 17 to move downward, the rack 17 drives the adjustment plate 14 to move downward, and the adjustment plate 14 drives the cross bar 4 to rotate counterclockwise with the first mounting seat 3 as the center, so that people can quickly adjust the elevation angle of the cross bar 4. After adjustment, the pull plate 1203 can be released, and the spring 1205 rebounds to push the connecting plate 1204 to move forward. The connecting plate 1204 drives the block 1206 to be stuck in the slot 11 on the side of the rotating wheel 9, thereby fixing the angle of the cross bar 4. When people need to adjust the angle of the patient's upper limb, they can rotate the second rocker 20, and the second rocker 20 drives the second rotating shaft 19 and the first threaded column 21 to rotate. The first threaded column 21 drives the threaded cap 24 to move, and the threaded cap 24 drives the first pulley 28 on the side of the first fixed seat 27 to move, so that the front end position of the sling 31 changes, thereby adjusting the angle of the upper limb quickly and conveniently.

[0037] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A rotary shoulder joint traction device, comprising a base plate (1) and a vertical rod (2), characterized in that: The vertical rod (2) is fixedly connected to the upper surface of the bottom plate (1); the upper end of the vertical rod (2) is fixedly connected to a first mounting seat (3); the first mounting seat (3) is rotatably connected to a cross rod (4) on the side; the vertical rod (2) is fixedly connected to a shell (5) on the side; a first bearing (6) is fixedly connected inside the shell (5); a first rotating shaft (7) is passed through the first bearing (6); a gear (8) is fixedly connected to the surface of the first rotating shaft (7); the other end of the first rotating shaft (7) is fixedly connected to a rotating wheel (9); a first rocking arm (10) is fixedly connected to the side of the rotating wheel (9); and a rotating wheel (9) is provided on the side thereof. A card slot (11) is provided, wherein the card slots (11) are in total multiple and are evenly arranged on the side of the rotating wheel (9); a card fixing assembly (12) is provided on the side of the housing (5); a second mounting seat (13) is fixedly connected to the lower surface of the cross bar (4); an adjustment plate (14) is rotatably connected to the side of the second mounting seat (13); a slider (15) is fixedly connected to the side of the adjustment plate (14); a slide groove (16) is provided on the upper surface of the housing (5); the slider (15) is slidably connected in the slide groove (16); a rack (17) is fixedly connected to the side of the adjustment plate (14); and the rack (17) is meshed with the gear (8).

2. A rotary wheel shoulder joint traction device according to claim 1, characterized in that: The side of the cross bar (4) is fixedly connected to a second bearing (18), a second rotating shaft (19) is passed through the second bearing (18), one end of the second rotating shaft (19) is fixedly connected to a second rocker (20), the other end of the second rotating shaft (19) is fixedly connected to a first threaded column (21), the side of the first threaded column (21) is fixedly connected to a fourth rotating shaft (22), the inside of the cross bar (4) is fixedly connected to a fourth bearing (23), the other end of the fourth rotating shaft (22) is passed through the fourth bearing (23), a threaded cap (24) is threadedly connected to the surface of the first threaded column (21), and a connecting block (25) is fixedly connected to the side of the threaded cap (24). The lower surface of the cross bar (4) is provided with a through groove (26), the connecting block (25) is slidably connected in the through groove (26), the lower end of the connecting block (25) is fixedly connected with a first fixing seat (27), the first fixing seat (27) is rotatably connected to a first pulley (28) on the side, the lower surface of the cross bar (4) is fixedly connected with a second fixing seat (29), the second fixing seat (29) is rotatably connected to a second pulley (30) on the side, the second pulley (30) and the first pulley (28) are overlapped with a suspension rope (31), one end of the suspension rope (31) is fixedly connected with a first hook (32), and the other end of the suspension rope (31) is provided with a counterweight block (33).

3. A rotary wheel shoulder joint traction device according to claim 1, characterized in that: A movable groove (34) is provided on the side of the cross bar (4), an adjusting rod (35) is slidably connected inside the movable groove (34), a locking bolt (36) is threadedly connected to the upper surface of the cross bar (4), and a second hook (37) is fixedly connected to the side of the adjusting rod (35).

4. A rotary wheel shoulder joint traction device according to claim 1, characterized in that: The fixing assembly (12) comprises a fixing plate (1201), wherein the fixing plate (1201) is fixedly connected to the side of the housing (5), a sliding rod (1202) is slidably connected to the surface of the fixing plate (1201), one end of the sliding rod (1202) is fixedly connected to a pulling plate (1203), the other end of the sliding rod (1202) is fixedly connected to a connecting plate (1204), a spring (1205) is fixedly connected to the side of the connecting plate (1204), the other end of the spring (1205) is fixedly connected to the side of the fixing plate (1201), a clamping block (1206) is fixedly connected to the side of the connecting plate (1204), and the clamping block (1206) matches the clamping slot (11).

5. The rotary wheel shoulder joint traction device according to claim 1, characterized in that: The bottom surface of the bottom plate (1) is provided with a clamping assembly (38), the clamping assembly (38) comprising an L-shaped plate (3801), the upper end of the L-shaped plate (3801) being fixedly connected to the bottom surface of the bottom plate (1), a third bearing (3802) being passed through the upper surface of the L-shaped plate (3801), a third rotating shaft (3803) being passed through the third bearing (3802), a rotating plate (3804) being fixedly connected to the lower end of the third rotating shaft (3803), and the upper end of the third rotating shaft (3803) being A second threaded column (3805) is fixedly connected, and the upper end of the second threaded column (3805) is threadedly connected to a threaded tube (3806), and the upper end of the threaded tube (3806) is fixedly connected to a clamp (3807), and the lower surface of the clamp (3807) is fixedly connected to a telescopic rod (3808), and the lower end of the telescopic rod (3808) is fixedly connected to the upper surface of the L-shaped plate (3801). There are two groups of telescopic rods (3808), which are symmetrically arranged on both sides of the threaded tube (3806).

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