CN114099243A

CN114099243A - Special orthopedic nursing device for rehabilitation department and using method

Info

Publication number: CN114099243A
Application number: CN202111431716.3A
Authority: CN
Inventors: 宋春利; 高天雪
Original assignee: Luoyang Orthopedic Traumatological Hospital of Henan Orthopedic Hospital
Current assignee: Luoyang Orthopedic Traumatological Hospital of Henan Orthopedic Hospital
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-03-01

Abstract

The invention belongs to the technical field of medical equipment, and relates to a special orthopedic nursing device for a rehabilitation department, which comprises: the device comprises a base, two mounting plates and two plunger hydraulic cylinders; the injection box is arranged in the base and close to the two plunger hydraulic cylinders, and is respectively communicated with the two plunger hydraulic cylinders; the two pedals are respectively arranged at the top ends of the two plunger hydraulic cylinders, and are enabled to move up and down in a staggered manner through the contraction and the extension of the two plunger hydraulic cylinders; the holding rod is horizontally arranged between the two mounting plates and positioned above the two pedals, and is used for holding the body balance during the training of the patient. According to the invention, the two plunger hydraulic cylinders are matched with the pedal plate, so that two legs of a patient can move up and down in a staggered manner, and the bending of the legs during walking is simulated, so that the patient can perform walking training without assistance of an assistant, the training effect is improved, the workload of the assistant is reduced, and the fatigue of the assistant is reduced.

Description

Special orthopedic nursing device for rehabilitation department and using method

Technical Field

The invention belongs to the technical field of medical equipment, and relates to a special orthopedic nursing device for a rehabilitation department and a using method thereof.

Background

Fracture refers to the continuous complete or partial breakdown of bone structure. It is common to children and the elderly, and occurs in the middle-aged and young. Patients often have one site fractured and a few multiple fractures. After timely and proper treatment, most patients can recover the original functions.

Now need carry out the rehabilitation training often when patient's shank fracture, the rehabilitation training is orthopedics rehabilitation's important component, promote limbs activity, the function recovers, the important assurance of prevention complication, local blood circulation can be accelerated in the nursing training, the restoration of soft tissue damage on every side accelerates, prevent muscular atrophy, complications such as joint stiffness, the exercise of multiple form, can make the patient reduce the complication, heal smoothly, accelerate patient's recovered time, but when patient carries out the walking training, often need personnel to assist, adopt such a mode for a long time, can bring certain burden for the auxiliary staff, make the auxiliary staff produce fatigue easily.

Disclosure of Invention

The invention aims to provide a special orthopedic nursing device for a rehabilitation department and a using method thereof, and aims to solve the technical problem that the burden is caused to auxiliary personnel by the assistance of the personnel when a patient carries out walking training.

In order to achieve the purpose, the invention discloses a special orthopedic nursing device for a rehabilitation department and a using method thereof, and the specific technical scheme is as follows:

a department of rehabilitation special use orthopedics nursing device includes:

the inner part of the base is of a hollow structure;

the two mounting plates are vertically arranged on the upper part of the base relatively;

the two plunger hydraulic cylinders are vertically arranged on the base between the two mounting plates side by side;

the injection box is arranged in the base and close to the two plunger hydraulic cylinders, and is respectively communicated with the two plunger hydraulic cylinders;

the two pedals are respectively arranged at the top ends of the two plunger hydraulic cylinders, and are enabled to move up and down in a staggered manner through the contraction and the extension of the two plunger hydraulic cylinders;

the holding rod is horizontally arranged between the two mounting plates and positioned above the two pedals, and is used for holding the body balance during the training of the patient.

The invention is also characterized in that:

each plunger hydraulic cylinder consists of a plunger and a plunger cylinder, the lower part of the plunger cylinder is connected to the base and communicated with the injection box, the upper end of the plunger cylinder is connected to the lower end of the plunger, the upper end of the plunger is connected to the pedal, and two plungers are provided with limiting mechanisms.

Wherein stop gear includes two spacing rings, and two spacing rings overlap respectively to be established on two plungers, are connected through the gag lever post between two spacing rings, and one side that each spacing ring is close to the mounting panel is connected on the mounting panel through the gag lever post, is provided with gear adjustment mechanism on the base, and gear adjustment mechanism is connected with stop gear for drive stop gear reciprocates.

Wherein gear adjustment mechanism includes the motor, the motor sets up the side at the base, the output of motor is connected with the one end of transfer line after passing the base lateral wall, the other end of transfer line passes through the bearing and connects on the inner wall of base, the guide way has vertically been seted up respectively on the face that two mounting panels are relative, the vertical lead screw that is provided with in the guide way, the top of lead screw is passed through the bearing and is connected on the roof of guide way, the bottom of lead screw passes through the bearing and connects on the inner wall of base behind the bottom of guide way and the upper portion of base, be provided with the guide block in the guide way, the lead screw passes the guide block and with guide block threaded connection, the end connection that each gag lever post is close to the mounting panel is on corresponding the guide block, the position that is close to two lead screws on the transfer line is equipped with first bevel gear respectively, the position cover that each lead screw is close to the transfer line is equipped with the second bevel gear, first bevel gear is connected with second bevel gear meshing.

Wherein hold up and be provided with the controller on the pole, be provided with a plurality of gear adjustment button on the controller, the controller is connected with the motor electricity.

Wherein each pedal is provided with an auxiliary lifting mechanism for driving the pedals to lift to assist the training of the patient.

Wherein supplementary mechanism that rises includes two pivots, set up the through-hole that runs through on two sides that the running-board is relative, two through-holes are passed respectively to two pivots, two pivots are all parallel with holding up the pole, the both ends of holding up the pole are passed through the bearing and are connected respectively on two mounting panels, the position that is close to two running-boards on holding up the pole makes progress respectively and is the trapezium structure with buckling downwards, two ring channels have respectively been seted up to two trapezium structure punishment of holding up the pole, each ring channel endotheca is equipped with the transmission ring, the sub-unit connection of each transmission ring has the one end of elastic webbing, the both ends of pivot are connected on corresponding the running-board to the other end of two elastic webbings.

Wherein a ladder is arranged on the base between the two mounting plates.

A use method of a special orthopedic nursing device for a rehabilitation department comprises the following steps:

step 1, supporting a patient in front of a base, assisting the patient to go in front of two pedals through steps, enabling the patient to hold two trapezoidal structures of a supporting rod with two hands, and enabling two feet of the patient to step on the two pedals respectively, wherein at the moment, two limiting rings in an initial state are in contact with the bottoms of the corresponding pedals respectively;

step 2, starting a controller, selecting and pressing different gear adjusting buttons according to the training difficulty, controlling the motor to run by the controller, driving the limiting rods to descend to corresponding gear positions, and forming the space between the two limiting rings and the two pedals to correspond to the gears at the moment;

and 3, pushing the two trapezoidal structures of the holding rod by two hands to rotate, driving one pedal to move upwards through the elastic band, and enabling the other pedal to push the plunger hydraulic cylinder to contract under the action of the self gravity of the patient so as to reciprocate, so that the two pedals move up and down in a staggered manner, and the patient can perform leg bending training.

The orthopedic nursing device special for the rehabilitation department and the using method have the following advantages:

firstly, two plunger hydraulic cylinders are matched with a pedal plate, so that two legs of a patient can move up and down in a staggered manner, the bending of the legs during walking is simulated, the patient can perform walking training without assistance of auxiliary personnel, the training effect is improved, the workload of the auxiliary personnel is reduced, and the fatigue of the auxiliary personnel is reduced;

secondly, the difficulty degree of training can be adjusted through the arrangement of the gear adjusting mechanism, and the difficulty degree of training can be adjusted through the gear adjusting mechanism to adapt to the training of patients according to the recovery degrees of the same patient at different times and different recovery degrees of different patients, so that the training effect is further improved, and the recovery of the patients is accelerated;

thirdly, the auxiliary lifting mechanism is arranged to assist the training of the patient, so that the leg of the patient is easier to bend, and the training effect is further improved;

fourth, this device simple structure, easily operation, patient self just can carry out the independent operation, need not stop the training, just can adjust the degree of difficulty of training through the controller at the in-process of training, makes patient's shank degree of curvature constantly adjust, has further accelerated patient's recovery.

Drawings

FIG. 1 is a schematic view of the overall structure of a special orthopedic nursing device for rehabilitation department of the present invention;

FIG. 2 is a schematic overall cross-sectional structure view of an orthopedic nursing device dedicated for rehabilitation department according to the present invention;

FIG. 3 is a schematic structural view of a stop lever and a stop ring in the orthopedic nursing device for rehabilitation department of the present invention;

FIG. 4 is a schematic side view of a mounting plate of the orthopedic nursing device for rehabilitation department of the present invention;

FIG. 5 is a schematic view of a support rod of the orthopedic nursing device for rehabilitation department of the present invention;

FIG. 6 is a schematic view of a ladder structure of an orthopedic nursing device dedicated for rehabilitation department according to the present invention;

reference numerals:

1. a base; 2. mounting a plate; 3. a plunger hydraulic cylinder; 31. a plunger; 32. a plunger cylinder; 4. a flow injection box; 5. a foot pedal; 6. a support rod; 7. a limiting rod; 8. a limiting ring; 9. a guide groove; 10. a guide block; 11. a screw rod; 12. a motor; 13. a transmission rod; 14. a first bevel gear; 15. a second bevel gear; 16. a rotating shaft; 17. an elastic band; 18. a drive ring; 19. an annular groove; 20. a controller; 21. a step; 22. a gear adjusting button.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the orthopedic nursing device for rehabilitation department and the using method thereof will be described in further detail with reference to the accompanying drawings.

As shown in figures 1 and 2, the orthopedic nursing device special for the rehabilitation department comprises a base 1, wherein the interior of the base 1 is of a hollow structure, two mounting plates 2 are vertically arranged on the upper portion of the base 1 relatively, the bottoms of the two mounting plates 2 are fixedly connected with the base 1, two plunger hydraulic cylinders 3 are vertically arranged on the base 1 between the two mounting plates 2 side by side, a flow injection box 4 is arranged in the base 1 at a position close to the two plunger hydraulic cylinders 3, the top of the flow injection box 4 is fixedly connected with the top of the inner wall of the base 1, the flow injection box 4 is respectively communicated with the two plunger hydraulic cylinders 3, after one plunger hydraulic cylinder 3 is contracted, the pressure in the other plunger hydraulic cylinder 3 is increased through the flow injection box 4 to be extended, foot pedals 5 are respectively arranged on the tops of the two plunger hydraulic cylinders 3, and the two foot pedals 5 are enabled to move up and down in a staggered mode through the contraction and extension of the two plunger hydraulic cylinders 3, when one of them running-board 5 is stepped on to patient's foot, another foot lifts, and along with two plunger pneumatic cylinder 3's shrink and extension, two crisscross lifts of foot make the shank crooked to the crisscross crooked of two legs when the imitative people walk, and then make the patient carry out the walking training, the level is provided with between two mounting panels 2 holds up the pole 6, holds up the pole 6 and is located the top position of two running-boards 5, is used for the patient to hold up when carrying out the walking training and keeps body balance.

As shown in fig. 2, each plunger hydraulic cylinder 3 is composed of a plunger 31 and a plunger cylinder 32, the lower part of the plunger cylinder 32 is connected to the base 1 and communicated with the injection box 4, the upper end of the plunger cylinder 32 is connected to the lower end of the plunger 31, the upper end of the plunger 31 is connected to the foot board 5, and two plungers 31 are provided with a limiting mechanism to keep the two plungers 31 moving up and down all the time.

As shown in fig. 2 and 3, the limiting mechanism comprises two limiting rings 8, the two limiting rings 8 are respectively sleeved on the two plungers 31, the plungers 31 can freely move up and down in the limiting rings 8, the two limiting rings 8 are connected with each other through limiting rods 7, one side of each limiting ring 8, which is close to the mounting plate 2, is connected onto the mounting plate 2 through the limiting rods 7, a gear adjusting mechanism is arranged on the base 1 and connected with the limiting mechanism and used for driving the limiting mechanism to move up and down, in the initial state, the two limiting rings 8 are in mutual contact with the two pedals 5, it is ensured that the two pedals 5 cannot move down when a patient just goes up, and the patient is prevented from being injured due to the fact that the patient loses the support suddenly under the foot and the body of the patient loses the balance.

As shown in fig. 2 and 4, the gear adjusting mechanism includes a motor 12, the motor 12 is disposed on a side surface of the base 1, an output end of the motor 12 penetrates through a side wall of the base 1 and then is connected with one end of a transmission rod 13, the other end of the transmission rod 13 is connected to an inner wall of the base 1 through a bearing, the transmission rod 13 is horizontally disposed inside the base 1 and is perpendicular to two inner walls opposite to the base 1, guide grooves 9 are respectively vertically formed on opposite surfaces of the two mounting plates 2, a lead screw 11 is vertically disposed in the guide groove 9, a top end of the lead screw 11 is connected to a top wall of the guide groove 9 through a bearing, a bottom end of the lead screw 11 penetrates through a bottom of the guide groove 9 and is located inside the base 1 after passing through an upper portion of the guide groove 9, a bottom end of the lead screw 11 is connected to an inner wall of the bottom of the base 1 through a bearing, two inner walls opposite to the base 1 of the lead screw 11 are perpendicular to each other, a guide block 10 is disposed in the guide groove 9, the guide block 10 can freely slide up and down in the guide groove 9, the guide block 10 and the guide groove 9 are both rectangular structures and are matched with each other, the condition that the guide block 10 rotates in the guide groove 9 cannot occur, the screw rods 11 penetrate through the guide block 10 and are in threaded connection with the guide block 10, the end part of each limiting rod 7 close to the mounting plate 2 is connected onto the corresponding guide block 10, the positions, close to the two screw rods 11, on the transmission rod 13 are respectively sleeved with a first bevel gear 14, the position, close to the transmission rod 13, of each screw rod 11 is sleeved with a second bevel gear 15, the first bevel gear 14 is in meshed connection with the second bevel gear 15, the transmission rod 13 is driven to rotate by the motor 12, the transmission rod 13 respectively drives the corresponding second bevel gears 15 to rotate by the two first bevel gears 14, the two second bevel gears 15 respectively drive the corresponding screw rods 11 to rotate, the two screw rods 11 respectively drive the corresponding guide blocks 10 to move downwards along the guide grooves 9, and then make two gag lever posts 7 drive two spacing rings 8 downstream, make two spacing rings 8 and two running-boards 5 between form the interval, the size of regulation interval can adjust the crooked degree of shank to increase the degree of difficulty of training.

Be provided with controller 20 on holding up the pole 6, be provided with 3 gear adjustment button 22 on the

controller

20, 3 gear adjustment button 22 correspond three interval, divide into one shelves, two shelves, three, and the three interval increases in proper order, and the bending degree of the shank that corresponds is grow in proper order to make the training from easy to difficult, controller 20 is connected with the motor electricity.

As shown in fig. 2 and 5, each pedal 5 is provided with an auxiliary lifting mechanism for driving the pedal 5 to lift to assist the patient in training, when the patient starts to perform the return training, the legs are relatively stiff and the strength is not recovered, and the auxiliary lifting mechanism assists the legs to perform the walking training, so that the training effect of the patient is improved.

The auxiliary lifting mechanism comprises two rotating shafts 16, two opposite side surfaces of the two pedals 5 are provided with through holes, the two rotating shafts 16 respectively penetrate through the two through holes, the rotating shafts 16 can freely rotate in the through holes, the two rotating shafts 16 are parallel to the supporting rod 6, two ends of the supporting rod 6 are respectively connected to the two mounting plates 2 through bearings, the supporting rod 6 can rotate under the action of external force, the positions, close to the two pedals, on the supporting rod 6 are respectively bent upwards and downwards to form a trapezoidal structure, two annular grooves 19 are respectively formed in two trapezoidal structures of the supporting rod 6, a transmission ring 18 is sleeved in each annular groove 19, the transmission rings 18 can freely rotate in the annular grooves 19, the lower part of each transmission ring 18 is connected with one end of an elastic belt 17, the other ends of the two elastic belts 17 are connected to two ends of the rotating shafts 16 on the corresponding pedals 5, and a patient holds the two trapezoidal structures of the supporting rod 6 by both hands, the utility model discloses a walking aid, including the pole 6, two trapezoidal structures of pole 6 are held up, the position is crisscross each other from top to bottom, two drive rings 18 on the trapezoidal structure that is located the top drive two elastic bands 17 tensile, make corresponding running-board 5 by the pull-up, two elastic bands 17 that two drive rings 18 on the trapezoidal structure that is located the below are connected are in the state of relaxing, do not draw the stretching force, do not provide ascending power for corresponding running-board 5, and then this running-board 5 oppresses plunger pneumatic cylinder 3 to contract under patient's self action of gravity to promote another plunger pneumatic cylinder 3 extension.

As shown in fig. 6, a step 21 is provided on the base 1 between the two mounting plates 2 to assist the patient to step on the two pedals 5 when the patient's legs are relatively stiff.

The invention discloses a use method of a special orthopedic nursing device for a rehabilitation department, which comprises the following steps:

step 1, a patient is supported in front of a base 1, the patient is assisted to come in front of two pedals 5 through a ladder 21, two hands of the patient hold two trapezoidal structures of a supporting rod 6, two feet of the patient step on the two pedals 5 respectively, and at the moment, two limiting rings 8 in an initial state are in contact with the bottoms of the corresponding pedals 5 respectively;

step 2, starting the controller 20, selecting and pressing different gear adjusting buttons 22 according to the training difficulty, controlling the motor 12 to operate by the controller 20, driving the limiting rod 7 to descend to a corresponding gear position, and forming a distance between the two limiting rings 8 and the two pedals 5 corresponding to the gear position;

and 3, pushing the two trapezoid structures of the holding rod 6 by two hands and rotating, driving one pedal 5 to move upwards through the elastic belt 17, enabling the other pedal 5 to push the plunger hydraulic cylinder 31 to contract under the action of the self gravity of the patient so as to reciprocate, and enabling the two pedals 5 to move up and down in a staggered manner, so that the patient can perform leg bending training.

The working principle is as follows: when the device is used, firstly, a patient is supported in front of the base 1, the patient is assisted to come in front of the two pedals 5 through the ladder 21, the two trapezoidal structures of the supporting rod 6 are held by the two hands of the patient, then the two feet of the patient are respectively stepped on the two pedals 5, the controller 20 is started, the patient selects the difficulty degree of training according to the condition of the patient, the corresponding gear adjusting button 22 is further pressed, the controller 20 controls the motor 12 to operate, the motor 12 drives the transmission rod 13 to rotate, the transmission rod 13 respectively drives the corresponding second bevel gears 15 to rotate through the two first bevel gears 14, the two second bevel gears 15 respectively drive the corresponding lead screws 11 to rotate, the two lead screws 11 respectively drive the corresponding guide blocks 10 to move downwards along the guide grooves 9, and then the two limiting rods 7 drive the two limiting rings 8 to move downwards until the distance between the two limiting rings 8 and the two pedals 5 reaches the distance between the corresponding gears, then two hands push the two ladder-shaped structures of the holding rod 6 to rotate, the two ladder-shaped structures of the holding rod 6 are staggered up and down, the two driving rings 18 on the ladder-shaped structure above drive the two elastic belts 17 to stretch, so that the corresponding pedal 5 is pulled up, the leg of the patient is assisted to bend, the two elastic belts 17 connected with the two driving rings 18 on the ladder-shaped structure below are in a loose state, and do not provide upward force for the corresponding pedal 5, the foot pedal 5 presses the plunger cylinder 3 to contract under the patient's own weight, the plunger 31 moves toward inside the plunger cylinder 32, the pressure is transmitted to the other plunger cylinder 3 through the injection box 4 to extend the plunger 31 toward outside the plunger cylinder 32, by this reciprocating movement, the two pedals 5 are alternately moved up and down, so that the patient can perform the bending exercise of both legs, and the bending of the legs during walking can be simulated.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a special orthopedics nursing device of recovered branch of academic or vocational study which characterized in that includes:

the inner part of the base (1) is of a hollow structure;

the two mounting plates (2) are vertically arranged on the upper part of the base (1) relatively;

the two plunger hydraulic cylinders (3) are vertically arranged on the base (1) between the two mounting plates (2) side by side;

the injection box (4) is arranged in the base (1) and close to the two plunger hydraulic cylinders (3), and is respectively communicated with the two plunger hydraulic cylinders (3);

the two pedals (5) are respectively arranged at the top ends of the two plunger hydraulic cylinders (3), and the two pedals (5) are in staggered up-and-down motion through the contraction and the extension of the two plunger hydraulic cylinders (3);

the holding rod (6) is horizontally arranged between the two mounting plates (2) and is positioned above the two pedals (5) for holding the body balance when the patient trains.

2. The orthopedic nursing device special for rehabilitation department according to claim 1, characterized in that each plunger hydraulic cylinder (3) is composed of a plunger (31) and a plunger cylinder (32), the lower part of the plunger cylinder (32) is connected to the base (1) and communicated with the injection box (4), the upper end of the plunger cylinder (32) is connected to the lower end of the plunger (31), the upper end of the plunger (31) is connected to the pedal (5), and two plungers (31) are provided with a limiting mechanism.

3. The orthopedic nursing device special for rehabilitation department according to claim 2, characterized in that the limiting mechanism comprises two limiting rings (8), two limiting rings (8) are respectively sleeved on two plungers (31), two limiting rings (8) are connected through a limiting rod (7), one side of each limiting ring (8) close to the mounting plate (2) is connected on the mounting plate (2) through the limiting rod (7), the base (1) is provided with a gear adjusting mechanism, and the gear adjusting mechanism is connected with the limiting mechanism and used for driving the limiting mechanism to move up and down.

4. The orthopedic nursing device special for rehabilitation department according to claim 3, characterized in that the gear adjusting mechanism comprises a motor (12), the motor (12) is arranged on the side surface of the base (1), the output end of the motor (12) passes through the side wall of the base (1) and then is connected with one end of a transmission rod (13), the other end of the transmission rod (13) is connected with the inner wall of the base (1) through a bearing, guide grooves (9) are respectively vertically formed on the opposite surfaces of the two mounting plates (2), a lead screw (11) is vertically arranged in each guide groove (9), the top end of each lead screw (11) is connected with the top wall of each guide groove (9) through a bearing, the bottom end of each lead screw (11) passes through the bottom of each guide groove (9) and the upper part of the base (1) and then is connected with the inner wall of the base (1) through a bearing, a guide block (10) is arranged in each guide groove (9), the screw rod (11) penetrates through the guide block (10) and is in threaded connection with the guide block (10), each end portion, close to the mounting plate (2), of the limiting rod (7) is connected to the corresponding guide block (10), the positions, close to the two screw rods (11), of the transmission rod (13) are respectively sleeved with a first bevel gear (14), each position, close to the transmission rod (13), of the screw rod (11) is sleeved with a second bevel gear (15), and the first bevel gear (14) is in meshed connection with the second bevel gear (15).

5. The orthopedic nursing device special for rehabilitation department according to claim 4, characterized in that the holding rod (6) is provided with a controller (20), the controller (20) is provided with a plurality of gear adjusting buttons (22), and the controller (20) is electrically connected with a motor.

6. The orthopedic nursing device special for rehabilitation department according to claim 5, characterized in that each of the pedals (5) is provided with an auxiliary lifting mechanism for driving the pedals (5) to lift to assist the patient in training.

7. The orthopedic nursing device special for rehabilitation department according to claim 6, the auxiliary lifting mechanism comprises two rotating shafts (16), two opposite side surfaces of the two pedals (5) are provided with through holes, the two rotating shafts (16) respectively penetrate through the two through holes, the two rotating shafts (16) are parallel to the handrail (6), two ends of the holding rod (6) are respectively connected to the two mounting plates (2) through bearings, the positions of the holding rod (6) close to the two pedals are respectively bent upwards and downwards to form a trapezoidal structure, two annular grooves (19) are respectively formed in the two trapezoid structures of the support rod (6), a transmission ring (18) is sleeved in each annular groove (19), the lower portion of each transmission ring (18) is connected with one end of an elastic belt (17), and the other ends of the two elastic belts (17) are connected to the two ends of a rotating shaft (16) on the corresponding pedal (5).

8. The orthopedic nursing device special for rehabilitation department according to claim 7, characterized in that a step (21) is arranged on the base (1) between the two mounting plates (2).

9. The use method of the orthopedic nursing device special for the rehabilitation department as claimed in claim 8, which comprises the following steps:

step 1, a patient is supported in front of a base (1), the patient is assisted to come in front of two pedals (5) through a ladder (21), two hands of the patient hold two trapezoidal structures of a supporting rod (6), two feet of the patient are respectively stepped on the two pedals (5), and at the moment, two limiting rings (8) in an initial state are respectively contacted with the bottoms of the corresponding pedals (5);

step 2, starting a controller (20), selecting and pressing different gear adjusting buttons (22) according to the training difficulty, controlling the motor (12) to operate by the controller (20), driving the limiting rod (7) to descend to a corresponding gear position, and forming a distance between two limiting rings (8) and two pedals (5) at the corresponding gear position;

and 3, pushing the two trapezoidal structures of the holding rod (6) by two hands to rotate, driving one pedal plate (5) to move upwards through the elastic belt (17), and enabling the other pedal plate (5) to push the plunger hydraulic cylinder (31) to contract under the action of the self gravity of the patient to reciprocate so as to enable the two pedal plates (5) to move up and down in a staggered manner, thereby enabling the patient to carry out double-leg bending training.