Orthopedic implant rehabilitation traction device

Abstract

The application belongs to the technical field of orthopedic implant, and particularly relates to a traction device for orthopedic implant rehabilitation, which comprises a seat plate, a supporting plate fixedly installed on the seat plate, a top plate and a seat plate slidably installed on the supporting plate, a traction sleeve installed on the top plate, a leg massage mechanism arranged below the seat plate, a traction mechanism fixedly installed on the supporting plate, an output end of the traction mechanism connected with the top plate and the seat plate, and a waist massage mechanism arranged on the side wall of the supporting plate. The top plate and the seat plate can be synchronously pushed away or approached, the traction speed is faster, the movement amplitude of the top plate is smaller during the traction work process, the generation of shaking is reduced, the top plate and the seat plate are uniform and free of impact during the rising and falling, the safety is higher, the heating surface of the temperature difference sheet heats the air in the fixed box, the massage effect is enhanced, the refrigeration surface of the temperature difference sheet cools the internal components of the cooling shell, and the comfort is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of orthopedic implant, and particularly relates to a traction device for orthopedic implant rehabilitation. BACKGROUND

[0002] The existing traction device for orthopedic implant rehabilitation has defects, and the defects are as follows:

[0003] The traction device is driven by the electric telescopic rod to ascend the traction sleeve, so as to realize traction on the head of the user, however, in actual use, the ascending and descending speed of the electric telescopic rod is difficult to control, the traction force is uneven, the safety is poor, and the lifting amplitude is large, which is prone to shaking due to the change of the overall gravity center of the device, and the stability is poor;

[0004] The user manually pulls the sleeve ring to massage the feet, and the manual operation is laborious and has high labor intensity;

[0005] The traction device is used to pull the user's head by the traction sleeve, and when used for a long time, the traction sleeve is close to the user's neck, which is not convenient for cooling and heat dissipation, is prone to sweating, and reduces the use comfort. SUMMARY

[0006] The application aims at the problems of low stability and safety, inconvenience and poor comfort in the prior art, and provides a traction device for orthopedic implant rehabilitation.

[0007] To achieve the above object, the application adopts the following technical scheme: a traction device for orthopedic implant rehabilitation, comprising a seat plate, a support plate is fixedly installed on the seat plate, a top plate and a seat plate are slidingly installed on the support plate, a traction sleeve is installed on the top plate, a leg massage mechanism is arranged below the seat plate, a traction mechanism is fixedly installed on the support plate, an output end of the traction mechanism is connected with the top plate and the seat plate, and a waist massage mechanism is arranged on the side wall of the support plate.

[0008] The traction mechanism comprises a mounting frame fixedly installed on the side wall of the support plate, a motor is fixedly installed on the mounting frame, an output end of the motor is connected with a reciprocating screw, a special-shaped nut is threadedly matched with the reciprocating screw, rotating seats are installed on the upper and lower ends of the special-shaped nut respectively, push-pull rods are rotatably connected to the rotating seats, and the ends of the two push-pull rods away from the special-shaped nut are hingedly connected with the top plate and the seat plate respectively.

[0009] The waist massage mechanism comprises a fixed box fixedly connected to the side wall of the support plate, a plurality of gas collecting cylinders are fixedly installed in the fixed box, an electromagnet is fixedly installed on the inner wall of the gas collecting cylinder, a backrest plate is fixedly installed on the side wall of the fixed box, a plurality of elastic air bags are fixedly connected to the surface of the backrest plate, the plurality of elastic air bags are communicated with the plurality of gas collecting cylinders respectively, a piston is sealingly and slidingly connected in the gas collecting cylinder, the end of the piston close to the electromagnet is made of magnetic material, and the electromagnet and the piston are opposite in polarity, and a power supply mechanism for controlling the power-on and power-off of the electromagnet is fixedly installed on the support plate.

[0010] Further, the power supply mechanism comprises a groove arranged on the support plate, a plurality of conductive sheets are installed on the circumferential side wall of the groove, the plurality of conductive sheets are arranged in an annular array around the center of the groove, the plurality of conductive sheets are electrically connected with the plurality of electromagnets respectively, the reciprocating screw rod extends into the groove and is fixedly connected with a conductive block, the conductive block is electrically connected with an external power supply, and when the conductive block is in contact with the conductive sheet, the electromagnet is powered on.

[0011] Further, a winding machine is fixedly installed on the top plate, the upper end of the traction sleeve is connected with a traction rope, and the upper end of the traction rope is connected with the output end of the winding machine.

[0012] Further, a sliding groove is arranged on the support plate, and the two push-pull rods are slidingly arranged in the sliding groove.

[0013] Further, the leg massage mechanism comprises a fixed cylinder, the upper end of the fixed cylinder is provided with an opening, two groups of pressure rollers are rotatably connected to the inner wall of the fixed cylinder, the two groups of pressure rollers are symmetrically arranged about the center line of the fixed cylinder, and a plurality of massage protrusions are equidistantly arranged on the surface of the pressure roller.

[0014] Further, a cooling shell is fixedly connected to the fixed box, a thermoelectric sheet is embedded in the bottom of the cooling shell, the heating surface of the thermoelectric sheet is located in the fixed box, and the refrigeration surface of the thermoelectric sheet is located in the cooling shell.

[0015] Further, a plurality of protruding air bags are equidistantly arranged on the inner circle side wall of the traction sleeve, a gas guide pipe is embedded in the traction sleeve, the plurality of protruding air bags are communicated with the gas guide pipe, and the input end of the gas guide pipe is communicated with the inside of the cooling shell.

[0016] Further, a pressure-sensitive resistor is installed on the inner circle side wall of the traction sleeve, and the thermoelectric sheet is electrically connected with an external power supply through the pressure-sensitive resistor.

[0017] The present application has the following advantages:

[0018] The present application sets up the traction mechanism, drives the reciprocating screw to rotate through the motor, and then moves the special-shaped nut, pushes the top plate and the seat plate away or close synchronously through two push-pull rods, the traction speed is faster, and the treatment effect is more obvious, on the one hand, the movement range of the top plate is small during the traction work process, the overall gravity change range of the device is reduced, the shaking is reduced, and the stability during work is improved, on the other hand, the top plate and the seat plate are uniform and have no impact during rising and falling, and the safety is higher.

[0019] The present application sets up the waist massage mechanism, can synchronously control the expansion and contraction of the air bag during the traction rehabilitation process, pushes and presses the massage of the waist of the patient, cooperates with the traction and stretching of the lumbar vertebra, and further improves the rehabilitation effect.

[0020] The present application sets up the leg massage mechanism, the patient's legs are lifted synchronously with the seat plate during the lifting process of the seat plate, the patient's legs can be rolled by the two groups of compression rollers, an additional power driving device is not needed, the leg massage effect can be realized, the blood circulation of the patient's legs is promoted, and problems such as leg numbness and cramps caused by long-term sitting are avoided.

[0021] The present application sets up the temperature difference sheet, the convex air bag and the pressure sensitive resistor, the pressure sensitive resistor can control the temperature difference sheet to work during the traction process, the heating surface of the temperature difference sheet can heat the air in the fixed box, the air in the elastic air bag is heated and expanded, the massage effect is enhanced, the refrigeration surface of the temperature difference sheet can cool the internal parts of the cooling shell, the cold air in the cooling shell can be sucked during the expansion and contraction of the convex air bag, the neck of the patient is cooled, and the comfort is improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structure schematic view of a traction device for orthopedic implant rehabilitation provided by the present application;

[0023] Figure 2 It is an internal structure schematic view of a fixed box and a cooling shell in a traction device for orthopedic implant rehabilitation provided by the present application;

[0024] Figure 3 It is an internal structure schematic view of a groove in a traction device for orthopedic implant rehabilitation provided by the present application;

[0025] Figure 4 It is a structure schematic view of a traction sleeve in a traction device for orthopedic implant rehabilitation provided by the present application;

[0026] Figure 5 It is an internal structure schematic view of a fixed cylinder in a traction device for orthopedic implant rehabilitation provided by the present application.

[0027] In the figure, 1 base, 2 support plate, 3 top plate, 4 seat plate, 5 traction sleeve, 6 mounting bracket, 7 motor, 8 reciprocating screw, 9 special-shaped nut, 10 rotating seat, 11 push-pull rod, 12 fixed box, 13 gas collecting cylinder, 14 electromagnet, 15 backrest plate, 16 elastic air bag, 17 piston, 18 groove, 19 conductive sheet, 20 conductive block, 21 winding machine, 22 traction rope, 23 sliding groove, 24 fixed cylinder, 25 pressure roller, 26 massage protrusion, 27 cooling shell, 28 temperature difference sheet, 29 protruding air bag, 30 air guide pipe, 31 pressure-sensitive resistor. DETAILED DESCRIPTION

[0028] As Figures 1-5 shown, a traction device for orthopedic implant rehabilitation includes a base 1, a support plate 2 is fixedly installed on the base 1, a top plate 3 and a seat plate 4 are slidingly installed on the support plate 2, a traction sleeve 5 is installed on the top plate 3, a leg massage mechanism is arranged below the base 1, a traction mechanism is fixedly installed on the support plate 2, the output end of the traction mechanism is connected with the top plate 3 and the seat plate 4, and a waist massage mechanism is arranged on the side wall of the support plate 2.

[0029] The traction mechanism includes a mounting bracket 6 fixedly installed on the side wall of the support plate 2, a motor 7 fixedly installed on the mounting bracket 6, a reciprocating screw 8 connected with the output end of the motor 7, a special-shaped nut 9 threadedly matched with the reciprocating screw 8, rotating seats 10 respectively installed on the upper and lower ends of the special-shaped nut 9, and push-pull rods 11 rotatably connected with the rotating seats 10.

[0030] In work, the reciprocating screw 8 is driven to rotate by the motor 7, and then the special-shaped nut 9 moves reciprocatingly along the axial direction of the reciprocating screw 8, the top plate 3 and the seat plate 4 are synchronously pushed away or close to each other by the two push-pull rods 11, the traction speed is faster, and the treatment effect is more obvious, on the one hand, the movement amplitude of the top plate 3 is small during traction work, the change amplitude of the overall gravity center of the device is reduced, the generation of shaking is reduced, and the stability during work is improved, on the other hand, the top plate 3 and the seat plate 4 are uniform and have no impact when rising and falling, and the safety is higher.

[0031] The waist massage mechanism includes a fixed box 12 fixedly connected to the side wall of the support plate 2, a plurality of gas collecting cylinders 13 fixedly installed in the fixed box 12, electromagnets 14 fixedly installed on the inner wall of the gas collecting cylinders 13, a backrest plate 15 fixedly installed on the side wall of the fixed box 12, a plurality of elastic air bags 16 fixedly connected to the surface of the backrest plate 15, the plurality of elastic air bags 16 respectively communicate with the output ends of the plurality of gas collecting cylinders 13, the gas inlet end of the gas collecting cylinder 13 is located in the fixed box 12, a piston 17 is sealingly and slidingly connected in the gas collecting cylinder 13, the end of the piston 17 close to the electromagnet 14 is made of magnetic material, and the electromagnet 14 and the piston 17 are same-pole opposite.

[0032] A power-on mechanism for controlling the on and off of the electromagnet 14 is fixedly installed on the support plate 2. The power-on mechanism includes a groove 18 provided on the support plate 2. A plurality of conductive plates 19 are installed on the peripheral sidewall of the groove 18. The plurality of conductive plates 19 are arranged in a circular array around the center of the groove 18. The plurality of conductive plates 19 are electrically connected to a plurality of electromagnets 14 respectively. A reciprocating screw 8 extends into the groove 18 and is fixedly connected to a conductive block 20. The conductive block 20 is electrically connected to an external power source. When the conductive block 20 contacts the conductive plate 19, the electromagnet 14 is energized.

[0033] During operation, the reciprocating screw 8 drives the conductive block 20 to rotate, and the conductive block 20 intermittently contacts each conductive piece 19, causing each electromagnet 14 to be intermittently energized and de-energized. When the electromagnet 14 is energized, it pushes the piston 17 away under the action of magnetic force, thereby squeezing the air in the air collecting cylinder 13 into the elastic airbag 16. Each elastic airbag 16 periodically inflates intermittently, massaging the patient's waist. Without the need for an additional power drive device, it can achieve pushing and massaging of the patient's waist. Combined with traction and stretching of the lumbar spine, it can further improve the rehabilitation effect.

[0034] A winding machine 21 is fixedly installed on the top plate 3. A traction rope 22 is connected to the upper end of the traction sleeve 5. The upper end of the traction rope 22 is connected to the output end of the winding machine 21. The height of the traction sleeve 5 can be adjusted by the winding machine 21 to facilitate use by patients of different heights.

[0035] The support plate 2 is provided with a sliding groove 23, and both push-pull rods 11 are slidably disposed in the sliding groove 23.

[0036] The leg massage mechanism includes a fixed cylinder 24 fixedly mounted on a base 1. The upper end of the fixed cylinder 24 is open. Two sets of pressure rollers 25 are rotatably connected to the inner wall of the fixed cylinder 24. The two sets of pressure rollers 25 are symmetrically arranged about the center line of the fixed cylinder 24. Several massage protrusions 26 are evenly distributed on the surface of the pressure rollers 25. During the raising and lowering of the seat 4, the patient's legs rise and fall synchronously with the seat 4. The patient's legs can be pressed by the two sets of pressure rollers 25. The leg massage effect can be achieved without the need for an additional power drive device, which promotes blood circulation in the patient's legs and avoids problems such as leg numbness and cramps caused by prolonged sitting.

[0037] A cooling shell 27 is fixedly connected to the fixed box 12. A temperature difference plate 28 is embedded in the bottom of the cooling shell 27. The temperature difference plate 28 is made of semiconductor material. When energized, it causes a temperature difference between its two sides, that is, the heating side generates heat and the cooling side cools down. The heating side of the temperature difference plate 28 is located inside the fixed box 12, and the cooling side of the temperature difference plate 28 is located inside the cooling shell 27.

[0038] A plurality of convex air bags 29 are equidistantly arranged on the inner ring side wall of the traction sleeve 5, the convex air bags 29 are made of elastic rubber material, the traction sleeve 5 is embedded with a gas guide pipe 30, the plurality of convex air bags 29 are communicated with the gas guide pipe 30, the input end of the gas guide pipe 30 is communicated with the inside of the cooling shell 27, in the traction rehabilitation work process, the traction sleeve 5 repeatedly pulls up and is pressed against the neck of the patient, then the convex air bags 29 are repeatedly pressed, the convex air bags 29 can extrude the air in the inside to the cooling shell 27 when being pressed, the air in the cooling shell 27 can be re-sucked when being bounced, the air exchange flow is realized, and it is beneficial to cool the neck of the patient.

[0039] The pressure sensitive resistor 31 is installed on the inner ring side wall of the traction sleeve 5, the temperature difference sheet 28 is electrically connected with the outside power supply through the pressure sensitive resistor 31, the pressure sensitive resistor 31 is made of semiconductor material, in the natural state, the resistance value is high, so that the temperature difference sheet 28 is in the power-off state, when being pressed, the resistance value is reduced, so that the temperature difference sheet 28 works under the power-on state;

[0040] When working, the pressure sensitive resistor 31 can control the temperature difference sheet 28 to work in the traction process, the heating surface of the temperature difference sheet 28 can heat the air in the inside of the fixed box 12, so that the air in the elastic air bag 16 is heated and expanded, the massage effect is enhanced, the cooling surface of the temperature difference sheet 28 can cool the inside of the cooling shell 27, the cold air in the cooling shell 27 can be sucked in the stretching and contracting process of the convex air bag 29, it is beneficial to cool the neck of the patient, and the comfort is improved.

Claims

1. An orthopedic implant rehabilitation traction device comprising a base (1), characterized in that, The base (1) is fixedly installed with a support plate (2), the support plate (2) is slidably installed with a top plate (3) and a seat plate (4), the top plate (3) is installed with a traction sleeve (5), the lower portion of the base (1) is provided with a leg massage mechanism, the support plate (2) is fixedly installed with a traction mechanism, the output end of the traction mechanism is connected with the top plate (3) and the seat plate (4), the sidewall of the support plate (2) is provided with a waist massage mechanism. The traction mechanism comprises a mounting frame (6) fixedly installed on the sidewall of the support plate (2), a motor (7) fixedly installed on the mounting frame (6), a reciprocating screw rod (8) connected with the output end of the motor (7), a special-shaped nut (9) threadedly matched with the reciprocating screw rod (8), rotating seats (10) installed on the upper and lower ends of the special-shaped nut (9), respectively, push-pull rods (11) rotatably connected with the rotating seats (10), and the ends of the two push-pull rods (11) away from the special-shaped nut (9) are hingedly connected with the top plate (3) and the seat plate (4), respectively. The waist massage mechanism comprises a fixed box (12) fixedly connected with the sidewall of the support plate (2), a plurality of gas collecting cylinders (13) fixedly installed in the fixed box (12), electromagnets (14) fixedly installed on the inner walls of the gas collecting cylinders (13), a backrest plate (15) fixedly installed on the sidewall of the fixed box (12), a plurality of elastic air bags (16) fixedly connected with the surface of the backrest plate (15), a plurality of the elastic air bags (16) in communication with a plurality of the gas collecting cylinders (13), pistons (17) sealingly and slidably connected in the gas collecting cylinders (13), one end of the piston (17) close to the electromagnet (14) made of a magnetic material, and the electromagnets (14) and the pistons (17) are opposite to each other in the same polarity, and a power supply mechanism for controlling the on-off of the electromagnets (14) is fixedly installed on the support plate (2); the power supply mechanism comprises a groove (18) arranged on the support plate (2), a plurality of conductive sheets (19) installed on the circumferential sidewall of the groove (18), the plurality of conductive sheets (19) arranged in an annular array around the center of the groove (18), the plurality of conductive sheets (19) electrically connected with the plurality of electromagnets (14), respectively, the reciprocating screw rod (8) extending into the groove (18) and fixedly connected with a conductive block (20), the conductive block (20) electrically connected with an external power supply, when the conductive block (20) contacts with the conductive sheet (19), the electromagnet (14) is powered on, a cooling shell (27) fixedly connected with the fixed box (12), a thermoelectric sheet (28) embedded in the bottom of the cooling shell (27), the heating surface of the thermoelectric sheet (28) located in the fixed box (12), and the refrigeration surface of the thermoelectric sheet (28) located in the cooling shell (27).

2. The orthopedic implant rehabilitation traction device of claim 1, wherein, The top plate (3) is fixedly installed with a winding machine (21), the upper end of the traction sleeve (5) is connected with a traction rope (22), and the upper end of the traction rope (22) is connected with the output end of the winding machine (21).

3. The orthopedic implant rehabilitation traction device according to claim 1, wherein, The support plate (2) is provided with a sliding groove (23), and the two push-pull rods (11) are slidingly arranged in the sliding groove (23).

4. The orthopedic implant rehabilitation traction device according to claim 1, wherein, The leg massage mechanism comprises a fixed cylinder (24) fixedly arranged on the base (1), the upper end of the fixed cylinder (24) is provided with an opening, the inner wall of the fixed cylinder (24) is rotationally connected with two groups of compression rollers (25), the two groups of compression rollers (25) are symmetrically arranged about the center line of the fixed cylinder (24), and the surface of the compression roller (25) is equidistantly arranged with a plurality of massage protrusions (26).

5. The orthopedic implant rehabilitation traction device of claim 4, wherein, A plurality of protruding air bags (29) are equidistantly arranged on the inner wall of the inner ring of the traction sleeve (5), a gas guide pipe (30) is embedded in the traction sleeve (5), the plurality of protruding air bags (29) are in communication with the gas guide pipe (30), and the input end of the gas guide pipe (30) is in communication with the inside of the cooling shell (27).

6. The orthopedic implant rehabilitation traction device of claim 5, wherein, A pressure-sensitive resistor (31) is mounted on the inner wall of the inner ring of the traction sleeve (5), and the thermoelectric element (28) is electrically connected with the external power supply through the pressure-sensitive resistor (31).

Images