CN114522062A

CN114522062A - Lumbar vertebrae bursts lower limbs rehabilitation training device that fractures

Info

Publication number: CN114522062A
Application number: CN202210008832.2A
Authority: CN
Inventors: 孟华; 陈丽丽; 冯芳
Original assignee: Zhengzhou Orthopedics Hospital
Current assignee: Zhengzhou Orthopedics Hospital
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-05-24

Abstract

A lower limb rehabilitation training device for lumbar vertebra rupture and fracture, which effectively solves the problem that medical staff assist patients to perform lower limb rehabilitation training, which wastes time and labor; the bed comprises a bed body, a abdicating groove is formed in the upper side wall of the bed body, an arc-shaped groove is formed in the rear side wall of the bed body, a rectangular block is slidably connected to the left side in the bed body, a push plate is arranged on the left side of the upper end of the rectangular block, a vertical groove is formed in the right side of the rectangular block, a support rod is arranged in the bed body, an inserting column is arranged on the rear side of the lower end of the support rod, a fixing box is hinged to the upper end of the support rod, clamping plates are respectively slidably connected to the front side and the rear side of the upper end of the fixing box, a connecting block is arranged on the rear side of the support rod, a slide rod is slidably connected to the right side of the connecting block, a swing rod is hinged to the upper end of the slide rod, the upper end of the swing rod is hinged to the right end of the fixing box, a rectangular groove is formed in the rear side wall of the bed body, and a stop rod is hinged to the rectangular groove; the invention has ingenious design and convenient use, can replace medical care personnel to assist patients in leg lifting, knee bending and extension training, and reduces the workload of the medical care personnel.

Description

Lumbar vertebrae bursts lower limbs rehabilitation training device that fractures

Technical Field

The invention relates to the technical field of fracture rehabilitation, in particular to a lower limb rehabilitation trainer for lumbar burst fracture.

Background

The lumbar vertebra fracture is a common fracture in spinal surgery, which is mostly caused by axial violence of the spinal column in trauma, so that the vertebral body of severe vertebral body compression fracture is pressed above 1/2 or a plurality of vertebral bodies are changed in a wedge shape, interspinous ligaments are damaged in different degrees, the spinal column is deformed in a backward convex manner, so that the spinal cord in the vertebral canal is pressed to form paralysis in different degrees, patients mostly go through a spinal decompression internal fixation operation to rebuild the stability of the spinal column, and after the condition of an illness is stable, namely, the passive training of the paralyzed lower limbs needs to be started, the lower limbs of the patient need to be lifted and kept for a period of time by the assistance of medical personnel to prevent the adhesion of nerve fibers, meanwhile, medical care personnel are needed to assist the patient to bend the knees and stretch the knees, so that the venous thrombosis of the lower limbs is avoided, the recovery of the muscle strength of the lower limbs is accelerated, the whole process is time-consuming and labor-consuming, and the labor intensity of the medical care personnel is high.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention aims to provide the lower limb rehabilitation training device for lumbar vertebra rupture and fracture, and effectively solves the problem that medical staff assist patients in lower limb rehabilitation training wastes time and labor.

The technical scheme includes that the bed comprises a bed body which is hollow inside, a left-right direction and up-down through abdicating groove is arranged on the upper side wall of the bed body, an arc-shaped groove which is low at the left and high at the right and is communicated with the inside of the bed body is arranged on the rear side wall of the bed body, a left-right direction rectangular block is connected in a sliding manner in the left side of the bed body and can slide in a left-right reciprocating manner, an up-down direction push plate is arranged on the left side of the upper end of the rectangular block, a vertical groove which is opened upwards and is through back and forth is arranged on the right side of the rectangular block, a support rod which is in up-down direction and can be inserted into the vertical groove is arranged in the bed body, the lower end face of the support rod can be contacted with the upper end face of the rectangular block, the left end face of the support rod can be contacted with the right end face of the push plate, an inserting column which is connected with the arc-shaped groove in a sliding manner is arranged on the upper end of the abdicating groove, a front-back axial rotating shaft is hinged with a fixing box, clamping plate is respectively connected on the front and back sides of the upper end of the fixing box in a sliding manner, the two clamping plates can move oppositely or oppositely;

bracing piece rear side be equipped with and be located the rectangular block rear and be located the connecting block of inserting the post top, connecting block right side sliding connection has the slide bar of direction and falling L shape from top to bottom, the slide bar upper end articulates there is the pendulum rod, the pendulum rod upper end stretches out the groove of stepping down and is connected with fixed box right-hand member is articulated, set up the rectangular channel that is located between slide bar and the connecting block on the bed body rear side wall, the rectangular channel is articulated to have the shelves pole, the shelves pole front end stretches out the rectangular channel and its lower extreme can contact with the slide bar.

The invention has ingenious design and convenient use, can replace medical care personnel to assist patients in leg lifting, knee bending and extension training, avoids venous thrombosis of lower limbs, accelerates the recovery of muscle strength of the lower limbs, and reduces the workload of the medical care personnel.

Drawings

Fig. 1 is an isometric view of the present invention.

Figure 2 is a cut-away front isometric view of the present invention.

Figure 3 is a partially cut-away front isometric view of the present invention.

Figure 4 is a partial cross-sectional top view of the present invention.

FIG. 5 is a cut-away left isometric view of the present invention.

FIG. 6 is a cut-away left isometric view of the present invention.

Fig. 7 is a cut-away top isometric view of the retention box of the present invention.

Fig. 8 is a top isometric view of the interior of the holding box of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in figures 1 to 8, the bed comprises a hollow bed body 1, a left-right direction and up-down through abdicating groove 2 is arranged on the upper side wall of the bed body 1, an arc-shaped groove 3 which is low at the left and high at the right is arranged on the rear side wall of the bed body 1 and is communicated with the interior of the bed body 1, a left side in the bed body 1 is slidably connected with a rectangular block 4 in the left-right direction, the rectangular block 4 can reciprocally slide left and right, a push plate 5 in the up-down direction is arranged on the left side of the upper end of the rectangular block 4, a vertical groove 6 which is opened upwards and is through the front and back is arranged on the right side of the rectangular block 4, a support rod 7 which is up and down and can be inserted into the vertical groove 6 is arranged in the bed body 1, the lower end surface of the support rod 7 can be contacted with the upper end surface of the rectangular block 4, the left end surface of the support rod 7 can be contacted with the right end surface of the push plate 5, an inserting column 8 which is slidably connected with the arc-shaped groove 3 is arranged on the rear side of the lower end of the support rod 7, the upper end extends out of the abdicating groove 2 and is hinged with a fixing box 10 through a front and back axial rotating shaft 9, the front side and the rear side of the upper end of the fixed box 10 are respectively connected with a clamping plate 11 in a sliding way, and the two clamping plates 11 can move oppositely or back to back;

the bracing piece 7 rear side be equipped with be located 4 backs of rectangular block and be located the connecting block 12 of inserting the post 8 top, connecting block 12 right side sliding connection has about the slide bar 13 of direction and the shape of falling L, slide bar 13 upper end articulates there is pendulum rod 14, pendulum rod 14 upper end is stretched out and is stepped down groove 2 and be connected with fixed box 10 right-hand member is articulated, set up the rectangular channel 15 that is located between slide bar 13 and the connecting block 12 on the 1 back lateral wall of bed body, it has shelves pole 16 to articulate in the rectangular channel 15, shelves pole 16 front end is stretched out rectangular channel 15 and its lower extreme can contact with slide bar 13.

In order to make rectangle piece 4 reciprocating sliding about in bed body 1, bed body 1 in the left side wall articulate respectively with rectangle piece 4 right-hand member have two swinging arms 17, two swinging arms 17 are V-arrangement distribution and bilateral symmetry, two swinging arms 17 free ends on left are articulated through two swinging arms 17 on a plurality of X shape units and right side and are connected, X shape unit includes two dwang 19, two dwang 19 are X shape crisscross distribution and its intersect and pass through transmission shaft 20 and articulate and connect, every two adjacent X shape units articulate the connection each other.

In order to extend or contract the X-shaped unit, a sliding plate 21 in the front-back direction is connected in the bed body 1 in a sliding mode, a waist-shaped groove 22 with an upward opening is formed in the sliding plate 21, the rightmost transmission shaft 20 is fixedly connected with the sliding plate 21 through a straight rod 23 in the up-down direction, an up-down axial motor 24 is arranged in the bed body 1, an output end of the motor 24 is fixedly connected with an inverted L-shaped connecting rod 25, and the lower end of the connecting rod 25 is inserted into the waist-shaped groove 22.

In order to facilitate the resetting of the fixing box 10 and the stop lever 16, the rotating shaft 9 is provided with a torsion spring, the free end of the torsion spring is fixed with the lower end of the fixing box 10, and the lower end of the stop lever 16 is connected with the bottom of the rectangular groove 15 through an arc-shaped elastic sheet 34.

In order to make two splint 11 remove relatively or mutually, fixed box 10 on set up fore-and-aft direction and spout 26 that link up from top to bottom on the lateral wall, two splint 11 lower extreme insert in the spout 26, sliding connection has the push rod 27 of left and right sides direction on the left side wall of fixed box 10, push rod 27 right-hand member inserts in fixed box 10 and is equipped with the horizontal pole 28 of fore-and-aft direction, both sides sliding connection has the slider 29 of returning the shape respectively around on the horizontal pole 28, both sides articulate respectively about two sliders 29 has bull stick 30, two bull sticks 30 with one side are the V-arrangement, two bull stick 30 free ends of downside respectively with fixed box 10 lateral wall fixed connection, two connecting rod free ends of upside respectively rather than the splint 11 of corresponding side are articulated to be connected.

In order to limit the push rod 27, the push rod 27 is provided with a plurality of hemispherical grooves 31 which are uniformly distributed along the left-right direction and have forward openings, the bottom of the fixing box 10 is provided with a limiting cylinder 32 which is positioned in front of the push rod 27, the bottom surface of the limiting cylinder 32 is connected with a limiting column 33 through a spring, and the rear end of the limiting column 33 is hemispherical and can be inserted into the hemispherical groove 31.

In order to make the patient more comfortable in the training process, the right side of the upper end of the bed body 1 is provided with a pillow, the fixing box 10 is provided with a spongy cushion 35 which is positioned between the two clamping plates 11 and in the left-right direction, and the upper surface of the fixing box 10 is made of elastic materials.

When the invention is used, the fixing box 10 is arranged at a horizontal position under the action of the torsion spring, the initial state is set as that the limit column 33 is inserted into the hemispherical groove 31, the support rod 7 is inserted into the vertical groove 6, at the moment, the rectangular block 4 slides to the leftmost end in the bed body 1, a patient lies on the bed body 1, the head of the patient is placed on the pillow, the lower leg of the patient is placed on the fixing box 10, the sponge cushion 35 is positioned between the two lower legs of the patient, the push rod 27 is pushed rightwards, the push rod 27 drives the hemispherical groove 31 to move rightwards, the hemispherical groove 31 extrudes the limit column 33 to enable the limit column 33 to slide forwards and compress the spring, the limit column 33 moves backwards under the action of the spring and is inserted into the adjacent hemispherical groove 31 along with the rightwards movement of the push rod 27, the limit column 33 moves forwards and backwards and forwards in a reciprocating manner, and the push rod 27 drives the transverse rod 28 to move rightwards, the cross bar 28 drives the two sliding blocks 29 to move rightwards, because the upper and lower sides of the two sliding blocks 29 are respectively hinged with the rotating rods 30, the free ends of the two rotating rods 30 on the lower side are respectively fixedly connected with the side walls of the fixed box 10, and the free ends of the two rotating rods 30 on the upper side are respectively hinged with the clamping plates 11 on the corresponding sides, so that the two rotating rods 30 on the lower side swing rightwards around the hinged points with the inner wall of the fixed box 10, so that the two sliding blocks 29 slide relatively, meanwhile, the two sliding blocks 29 respectively drive the two rotating rods 30 on the upper side to swing relatively, so that the two rotating rods 30 on the upper side respectively drive the clamping plates 11 on the corresponding sides to move relatively in the sliding grooves 26, when the clamping plates 11 clamp the lower legs of a patient to the sponge pad 35, the push rod 27 is loosened, at the moment, the limiting columns 33 are inserted backwards into the corresponding hemispherical grooves 31 under the action force of the springs, and the lower legs of the patient are fixed with the fixed box 10;

the motor 24 is started, the motor 24 rotates clockwise, the output end of the motor 24 drives the connecting rod 25 to rotate clockwise, the lower end of the connecting rod 25 slides in the waist-shaped groove 22, the connecting rod 25 drives the sliding plate 21 to slide rightwards through the waist-shaped groove 22, the sliding plate 21 drives the rightmost transmission shaft 20 to move rightwards through the straight rod 23, the transmission shaft 20 drives the rightmost two swinging rods to swing, so that the rightmost X-shaped unit contracts, the rightmost X-shaped unit drives the adjacent X-shaped units to contract, the X-shaped units drive the rectangular block 4 to slide rightwards in the bed body 1 through the left swinging rod 17, the rectangular block 4 pushes the supporting rod 7 to move rightwards, the supporting rod 7 drives the inserting column 8 to slide in the arc-shaped groove 3, the supporting rod 7 slides upwards in the vertical groove 6 relative to the rectangular block 4, the supporting rod 7 moves upwards and rightwards, the supporting rod 7 drives the shank of the patient to move upwards through the fixing box 10, the thigh of a patient is enabled to swing upwards, meanwhile, the fixing box 10 drives the sliding rod 13 to move upwards and rightwards through the connecting block 12, when the step surface of the sliding rod 13 is in contact with the lower end of the blocking rod 16, the fixing box 10 continues to move upwards and rightwards, the height of the sliding rod 13 cannot change, the sliding rod 13 horizontally moves rightwards relative to the blocking rod 16, the sliding rod 13 drives the fixing box 10 to swing anticlockwise around the rotating shaft 9 and contract the torsion spring through the swinging rod 14, so that the fixing box 10 drives the shank of the patient to move upwards and rightwards and drives the shank of the patient to swing upwards around the knee to lift the leg of the patient, and when the upper end of the supporting rod 7 slides out of the vertical groove 6, the fixing box 10 drives the shank of the patient to swing upwards around the knee to be collinear with the thigh of the patient;

the lower end of the support rod 7 is contacted with the upper end face of the rectangular block 4 along with the continuous rightward movement of the rectangular block 4, the rectangular block 4 does not push the support rod 7 to move rightwards any more, the rectangular block 4 slides rightwards relative to the support rod 7, when the rectangular block 4 drives the push plate 5 to enable the right end face of the push plate to be contacted with the left end face of the support rod, the lower end of the support rod 7 is always contacted with the upper end face of the rectangular block 4 in the process, the support rod 7 keeps static, the leg of a patient is lifted for a period of time, then the push plate 5 drives the support rod 7 and the inserting column 8 to continuously slide rightwards in the arc-shaped groove 3, the support rod 7 continuously drives the fixing box 10 to move upwards and rightwards, the fixing box 10 drives the slide rod 13 to move rightwards through the connecting block 12, the slide rod 13 is separated from the contact with the blocking rod 16, and the fixing box 10 drives the shank of the patient to swing to the horizontal position under the action of the torsion spring.

The rectangular block 4 drives the supporting rod 7 to move rightwards continuously through the push plate 5, the supporting rod 7 drives the shank of the patient to move upwards continuously and rightwards through the fixing box 10, so that the thigh of the patient swings upwards, and when the rectangular block 4 slides to the rightmost end, the fixing box 10 drives the shank of the patient to move upwards and rightwards to a position vertical to the thigh of the patient, so that the lower limb of the patient bends;

with the continuous rotation of the motor 24, the output end of the motor 24 drives the connecting rod 25 to rotate clockwise, the lower end of the connecting rod 25 slides in the waist-shaped groove 22, the connecting rod 25 drives the sliding plate 21 to slide leftward through the waist-shaped groove 22, the sliding plate 21 drives the rightmost transmission shaft 20 to move leftward through the straight rod 23, the transmission shaft 20 drives the rightmost two oscillating rods to oscillate, so that the rightmost X-shaped unit extends, the rightmost X-shaped unit drives the adjacent X-shaped unit to extend, the X-shaped units drive the rectangular block 4 to slide leftward in the bed body 1 through the left oscillating rod 17, the rectangular block 4 starts to drive the push plate 5 to slide leftward without pushing the supporting rod 7, the supporting rod 7 drives the inserting column 8 to slide leftward in the arc-shaped groove 3 under the action of gravity, so that the left end face of the supporting rod 7 is in contact with the right end face of the push plate 5, the supporting rod 7 slides downward relative to the push plate 5, and the supporting rod 7 drives the shank of the patient to move leftward and move downward through the fixing box 10, the lower limbs of the patient are gradually extended from the knee bending state, when the lower end of the supporting rod 7 is contacted with the upper end surface of the rectangular block 4, the supporting rod 7 keeps static, and the push plate 5 moves leftwards relative to the supporting rod 7;

when the rectangular block 4 drives the vertical groove 6 to move to the lower part of the support rod 7, the support rod 7 is reinserted into the vertical groove 6 under the action of gravity, so that the support rod 7 drives the lower limbs of the patient to continue to extend through the fixing box 10, when the support rod 7 drives the lower end of the slide rod 13 to contact with the upper end of the stop rod through the fixing box 10, the slide rod 13 pushes the stop rod 16 to swing downwards and compress the elastic sheet 34 in the downward movement process, when the slide rod 13 moves downwards to the lower part of the rectangular groove 15, the slide rod 13 is separated from the stop rod 16, the stop rod 16 swings upwards to an initial horizontal position under the action of the elastic sheet 34, when the rectangular block 4 moves to the leftmost end in the bed body 1, the lower end of the support rod 7 contacts with the bottom of the vertical groove 6, the support rod 7 drives the shanks of the patient to move to the initial position through the fixing box 10 to complete the extension of the lower limbs, and the rectangular block 4 continuously reciprocates in the bed body 1 along with the rotation of the motor 24, the fixing plate drives the lower limbs of the patient to lift and complete knee bending and stretching training;

after training, the push rod 27 is pulled to the left, the push rod 27 drives the hemispherical groove 31 to move to the left, the hemispherical groove 31 extrudes the limit column 33 to slide forwards in the transverse groove and compress the spring, the limit column 33 moves backwards under the action of the spring and is inserted into the adjacent hemispherical groove 31 as the push rod 27 continues to move leftwards, the limit column 33 moves forwards and backwards in a reciprocating manner as the push rod 27 moves leftwards, the push rod 27 drives the cross rod 28 to move leftwards, the cross rod 28 drives the two sliding blocks 29 to move leftwards, the two rotating rods 30 on the lower side swing leftwards around the hinged point with the inner wall of the fixed box 10, so that the two sliding blocks 29 slide back to back, the two sliding blocks 29 respectively drive the two rotating rods 30 on the upper side to swing back to drive the splint 11 on the corresponding side to move backwards in the sliding groove 26, when the splint 11 does not clamp the shank of the patient, the push rod 27 is loosened, at this time, the limit column 33 is inserted backwards into the corresponding hemispherical groove 31 under the action of the spring, and the lower leg of the patient is taken out.

The invention has novel conception, ingenious structure, convenient operation and strong usability, is provided with a fixed box, clamping plates, a push rod, a cross rod, a sliding block and a rotating rod, pushes the push rod to move left and right, so that the push rod drives the two clamping plates to move oppositely or back to back through the sliding block and the rotating rod, so as to fix the crus of a patient on the fixed box, is provided with a motor, a connecting rod, a sliding plate, a waist-shaped groove and a swinging rod, the motor drives the lower end of the connecting rod to slide in the waist-shaped groove, so that the waist-shaped groove drives the sliding plate to move left and right in a reciprocating manner, the sliding plate drives an X-shaped unit and a rectangular block to move left and right in a bed body in a reciprocating manner through the straight rod, is provided with a vertical groove, a push plate, a support rod, an insert column and an arc-shaped groove, the rectangular block drives the support rod and the fixed box to move upwards and rightwards, so that the fixed box moves the crus of the patient upwards and swings the thighs of the patient, and helps the patient to passively complete lifting and knee bending training, the fixing box is provided with the rotating shaft, the connecting rod, the sliding rod, the swinging rod and the blocking rod, so that the fixing box can swing to a collinear position with a thigh and keep for a period of time in the leg lifting process of a patient, and the adhesion of nerve fibers is avoided.

Claims

1. A lumbar burst fracture lower limb rehabilitation training device comprises a bed body (1) which is hollow inside, and is characterized in that a left-right direction and up-down through abdicating groove (2) is arranged on the upper side wall of the bed body (1), an arc-shaped groove (3) which is low at left and high at right and is communicated with the inside of the bed body (1) is arranged on the rear side wall of the bed body (1), a rectangular block (4) in left and right directions is connected in the bed body (1) in a sliding way, the rectangular block (4) can slide in left and right reciprocating ways, a push plate (5) in up and down direction is arranged on the left side of the upper end of the rectangular block (4), a vertical groove (6) which is provided with an upward opening and is through from front to back is arranged on the right side of the rectangular block (4), a support rod (7) which is arranged in up and down direction and can be inserted into the vertical groove (6) is arranged in the bed body (1), the lower end face of the support rod (7) can be contacted with the upper end face of the rectangular block (4), the left end face of the support rod (7) can be contacted with the right end face of the push plate (5), the rear side of the lower end of the supporting rod (7) is provided with an inserting column (8) which is connected with the arc-shaped groove (3) in a sliding manner, the upper end of the supporting rod (7) extends out of the abdicating groove (2) and is hinged with a fixing box (10) through a front-back axial rotating shaft (9), the front side and the back side of the upper end of the fixing box (10) are respectively connected with clamping plates (11) in a sliding manner, and the two clamping plates (11) can move oppositely or back to back;

bracing piece (7) rear side be equipped with connecting block (12) that are located rectangular block (4) rear and are located insert post (8) top, connecting block (12) right side sliding connection has about the direction and slide bar (13) of falling the L shape, slide bar (13) upper end articulates there is pendulum rod (14), pendulum rod (14) upper end is stretched out and is stepped down groove (2) and articulated the linking with fixed box (10) right end, set up rectangular channel (15) that are located between slide bar (13) and connecting block (12) on bed body (1) rear side wall, it has shelves pole (16) to articulate in rectangular channel (15), shelves pole (16) front end is stretched out rectangular channel (15) and its lower extreme can contact with slide bar (13).

2. The lower limb rehabilitation training device for lumbar vertebra bursting and fracture as well as the rehabilitation training aid is characterized in that two swing rods (17) are respectively hinged to the left side wall in the bed body (1) and the right end of the rectangular block (4), the two swing rods (17) are distributed in a V shape and are bilaterally symmetrical, the free ends of the two swing rods (17) on the left side are hinged to the two swing rods (17) on the right side through a plurality of X-shaped units, each X-shaped unit comprises two rotating rods (19), the two rotating rods (19) are distributed in an X-shaped staggered mode, the cross points of the two rotating rods are hinged to each other through a transmission shaft (20), and every two adjacent X-shaped units are hinged to each other.

3. The lower limb rehabilitation training device for lumbar vertebra bursting fracture as well as the lower limb fracture is characterized in that a sliding plate (21) in the front-back direction is connected in the bed body (1) in a sliding mode, a waist-shaped groove (22) with an upward opening is formed in the sliding plate (21), the right-most transmission shaft (20) is fixedly connected with the sliding plate (21) through a straight rod (23) in the up-down direction, an up-down axial motor (24) is arranged in the bed body (1), an inverted L-shaped connecting rod (25) is fixedly connected to the output end of the motor (24), and the lower end of the connecting rod (25) is inserted into the waist-shaped groove (22).

4. The lower limb rehabilitation training device for lumbar vertebrae rupture and fracture as claimed in claim 1, wherein the rotating shaft (9) is provided with a torsion spring, the free end of the torsion spring is fixed with the lower end of the fixing box (10), and the lower end of the stop lever (16) is connected with the bottom of the rectangular groove (15) through an arc-shaped elastic sheet (34).

5. The lower limb rehabilitation trainer for lumbar vertebrae burst fracture according to claim 1, fixed box (10) on set up on the lateral wall front and back direction and spout (26) that link up from top to bottom, two splint (11) lower extreme insert in spout (26), sliding connection has push rod (27) of left and right sides direction on the wall of fixed box (10) left side, push rod (27) right-hand member inserts in fixed box (10) and is equipped with horizontal pole (28) of front and back direction, both sides sliding connection has slider (29) of returning the shape respectively around horizontal pole (28), both sides articulate respectively about two slider (29) have bull stick (30), two bull stick (30) with one side are the V-arrangement and distribute, two bull stick (30) free ends of downside respectively with fixed box (10) lateral wall fixed connection, two connecting rod free ends of upside are connected rather than the splint (11) of corresponding side are articulated respectively.

6. The lower limb rehabilitation training device for lumbar vertebrae rupture and fracture according to claim 5, characterized in that the push rod (27) is provided with a plurality of hemispherical grooves (31) which are uniformly distributed along the left-right direction and have forward openings, the bottom of the fixing box (10) is provided with a limiting cylinder (32) which is positioned in front of the push rod (27), the bottom surface of the limiting cylinder (32) is connected with a limiting column (33) through a spring, and the rear end of the limiting column (33) is hemispherical and can be inserted into the hemispherical groove (31).

7. The rehabilitation training device for the lower limbs of the burst lumbar vertebra and the fracture of the lumbar vertebra as claimed in claim 1, wherein the right side of the upper end of the bed body (1) is provided with a pillow, the fixing box (10) is provided with a sponge pad (35) which is positioned between the two splints (11) in the left-right direction, and the upper surface of the fixing box (10) is made of elastic material.