CN211301944U - Lower limb rehabilitation training device for stroke patients - Google Patents

Abstract

The utility model discloses a lower limb rehabilitation training device for stroke patients. There is a groove on the bed of the present application, and a base is arranged in the groove; an installation groove is arranged on the base, and two thigh support plates are hingedly connected to the left end of the installation groove. The other end of the plate is hingedly connected with the horizontal rod, the lower end of the horizontal rod is fixedly connected to the nut, the nut is located between the two shank support plates, the nut is threaded to connect the lead screw, the lead screw is fixedly connected with the output shaft of the servo motor, the servo motor The battery is fixedly arranged in the installation slot; the installation slot is also provided with a battery, the battery is electrically connected to the servo motor through a manual switch, and the manual switch is fixedly installed on the outer side of the base. The present application can facilitate stroke patients to perform leg bending and straightening rehabilitation training.

Description

Lower limb rehabilitation training device for stroke patients

technical field

The utility model relates to the technical field of medical rehabilitation equipment, in particular to a lower limb rehabilitation training device for stroke patients.

Background technique

Stroke (cerebral stroke), also known as stroke, is a group of acute cerebrovascular diseases that cause brain tissue damage due to sudden rupture of blood vessels in the brain or blockage of blood vessels that prevent blood from flowing into the brain. Among the many sequelae of stroke, inability to walk is one of the more common sequelae. For stroke patients who are inconvenient to walk, it is very important to perform rehabilitation training on the legs in order to restore the walking function. Therefore, the present application designs a lower limb rehabilitation training device that can facilitate the leg rehabilitation training of stroke patients.

Utility model content

In order to make up for the deficiencies of the prior art, the utility model provides a lower limb rehabilitation training device for stroke patients.

A lower limb rehabilitation training device for stroke patients, comprising a bed board and support legs arranged under the bed board, the bed board is provided with a groove, and a base is arranged in the groove; The left end of the installation groove is hingedly connected with two thigh support plates, both of the thigh support plates are hingedly connected with a calf support plate, the other ends of the two lower leg support plates are hingedly connected with a horizontal rod, and the lower end of the horizontal rod is fixed Connecting nut, the nut is located between the two calf support plates, the nut is threadedly connected to the lead screw, the lead screw is fixedly connected with the output shaft of the servo motor, and the servo motor is fixedly arranged in the installation groove; A battery is also fixed in the installation slot, and the battery is electrically connected to the servo motor through a manual switch, and the manual switch is fixedly installed on the outer side of the base. When using this application, the stroke patient is lying on the bed. After the patient is lying down, the staff can close the manual switch, the servo motor is energized, the output shaft of the servo motor drives the lead screw to rotate, and the lead nut reciprocates and linearly moves along the lead screw. The horizontal rod connected by the threaded nut then moves back and forth in a straight line; when the horizontal rod moves to the left with the threaded nut, the horizontal rod will push the calf support plate to the left, and the angle between the calf support plate and the thigh support plate gradually increases. The patient's leg gradually bends; when the horizontal rod moves to the right with the silk mother, the horizontal rod will pull the calf support plate to the right, the angle between the calf support plate and the thigh support plate gradually decreases, and the patient's leg gradually becomes smaller. Straighten, realize the rehabilitation exercise of bending and straightening of the patient's leg.

Preferably, the base is slidably connected to the lower end face of the groove, and a position adjustment device is provided between the right end face of the base and the right end face of the groove. Due to the inconvenience of stroke patients, if the patient's knee and leg socket is not located above the connection between the thigh support plate and the calf support plate when the patient is lying on the bed, in order to facilitate the bending and straightening of the patient's legs, the patient is bound to To move the body along the left and right directions of the bed board, which is very difficult for patients with inconvenient mobility, the above arrangement in this application can effectively solve this problem; It can move in the left and right directions in the groove, and there is a position adjustment device between the right end face of the base and the right end face of the groove, and it is convenient for the staff to adjust the position of the base and use the position adjustment device to place the base in the groove. It is fixed in the groove to facilitate the subsequent rehabilitation training of bending and straightening of the patient's leg.

Preferably, two guide rails are fixedly arranged on the lower end surface of the groove along the left and right directions, the two guide rails are both slidably connected with sliders, and the upper ends of the two sliders are fixedly connected to the base. The above arrangement realizes the sliding connection between the base and the lower end surface of the groove.

Preferably, the position adjustment device includes an inner sleeve fixedly connected to the right end face of the base and an outer sleeve fixedly connected to the right end face of the groove, the inner sleeve and the outer sleeve are both provided with a number of threaded holes, the inner sleeve The threaded holes on the casing and the threaded holes on the outer casing are connected by bolts.

Preferably, two sliding rods are also fixed symmetrically in the left and right directions in the installation groove, and two ends of the horizontal rod are fixedly provided with sliding sleeves capable of sliding along the sliding rods. The above arrangement can effectively ensure that the horizontal rod moves in a straight line in the left and right directions.

Preferably, the front and rear sides of the thigh support plate are respectively fixed with fixing straps I, and the two fixing straps I are connected by hook and loop fasteners or hidden buckles; the front and rear sides of the calf support plate are respectively fixed with fixing straps II, the two fixing straps II are connected by a hook and loop fastener or a concealed fastener. The above arrangement can facilitate the staff to fix the patient's thigh and calf, and can effectively prevent the patient from sliding on the side of the inconvenient leg and causing secondary injury when the patient performs the leg bending and straightening rehabilitation exercise.

Compared with the prior art, the utility model has the following beneficial effects:

The present application is convenient for stroke patients to perform leg bending and straightening rehabilitation training; moreover, the present application is convenient for the staff to move and fix the base in the left and right directions according to the lying position of the patient, so that the thigh support plate and the calf support plate on the base are connected to each other. The joint is located under the patient’s knee and leg socket, which effectively reduces the chance that the patient needs to move the body left and right along the bed according to the position of the joint between the thigh support plate and the calf support plate after lying down, which is convenient for the patient to perform leg bending and straightening rehabilitation training.

Description of drawings

1 is a schematic structural diagram of Embodiment 1 of the application;

Figure 2 is a schematic diagram of the connection relationship between the thigh support plate, the calf support plate, the fixing belt I, and the fixing belt II;

3 is a schematic structural diagram of Embodiment 2 of the application;

FIG. 4 is a schematic diagram of the connection relationship between the guide rail and the slider in the second embodiment of the application.

In the picture: 1. Bed board, 2. Support leg, 3. Groove, 4. Base, 5. Installation slot, 6. Thigh support board, 7. Calf support board, 8. Fixing belt I, 9. Fixing belt II, 10, horizontal rod, 11, sliding sleeve, 12, sliding rod, 13, nut, 14, lead screw, 15, servo motor, 16, battery, 17, manual switch, 18, guide rail, 19, slider, 20, Inner casing, 21, outer casing, 22, bolt.

Detailed ways

Example 1:

As shown in Figures 1 and 2: a lower limb rehabilitation training device for stroke patients, comprising a bed board 1 and a support leg 2 arranged below the bed board 1, the bed board 1 is provided with a groove 3, and a base is fixed in the groove 3 4;

The base 4 is provided with an installation slot 5, and the left end of the installation slot 5 is hingedly connected with two thigh support plates 6, and the two thigh support plates 6 are hingedly connected with a calf support plate 7, and the front and rear sides of the thigh support plate 6 are respectively fixed. There is a fixing strap I8, and the two fixing straps I8 are connected by velcro or concealed buckle; the front and rear sides of the calf support plate 7 are respectively fixed with fixing straps II9, and the two fixing straps II9 are connected by velcro or concealed buckle;

The right ends of the two calf support plates 7 are hingedly connected with the horizontal rod 10. The two ends of the horizontal rod 10 are respectively fixed with sliding sleeves 11, and two sliding rods 12 are symmetrically fixed in the installation groove 5 along the left and right directions. 11 can slide along the sliding rod 12 under the driving of the horizontal rod 10, the lower end of the horizontal rod 10 is fixedly connected to the screw nut 13, the screw nut 13 is located between the two calf support plates 7, the screw nut 13 is threadedly connected to the lead screw 14, the lead screw 14 is fixedly connected with the output shaft of the servo motor 15, and the servo motor 15 is fixedly arranged in the installation slot 5; the installation slot 5 is also fixed with a battery 16, the battery 16 is electrically connected with the servo motor 15 through the manual switch 17, and the manual switch 17 is fixed Mounted on the outer side of the base 4 .

The working principle of the first embodiment is as follows: the stroke patient is lying on the bed. After the patient is lying down, the staff first uses the fixing belt I and the fixing belt II to fix the left and right legs of the patient respectively, and then closes the manual switch. When the servo motor is energized, the output shaft of the servo motor drives the lead screw to rotate, the lead nut reciprocates along the lead screw, and the horizontal rod connected to the lead nut moves reciprocatingly and linearly; when the horizontal rod moves to the left with the lead nut, the horizontal rod The calf support plate will be pushed to the left, the angle between the calf support plate and the thigh support plate will gradually increase, and the patient's leg will gradually bend. When the horizontal rod moves to the right with the silk mother, the horizontal rod will pull the calf to the right. Support plate, the angle between the calf support plate and the thigh support plate gradually becomes smaller, and the patient's leg is gradually straightened. When the patient needs to stop the rehabilitation training, the staff can turn off the switch, the servo motor will be powered off and stop working.

Embodiment 2:

The second embodiment is shown in Figures 2, 3, and 4. The difference between the second embodiment and the first embodiment is that in the second embodiment, the base 4 is slidably connected to the lower end face of the groove 3 , and a position adjusting device is provided between the right end face of the base 4 and the right end face of the groove 3 .

The sliding connection between the base 4 and the lower end surface of the groove 3 is achieved by the following structural settings: two guide rails 18 are fixedly arranged on the lower end surface of the groove 3 along the left-right direction, and the two guide rails 18 are slidably connected with sliders 19. The upper ends of the two sliding blocks 19 are fixedly connected with the base 4.

The specific structure of the position adjustment device is as follows: the position adjustment device includes an inner sleeve 20 fixedly connected to the right end face of the base 4 and an outer sleeve 21 fixedly connected to the right end face of the groove 3. Both the inner sleeve 20 and the outer sleeve 21 are provided with 3-6 threaded holes, the threaded holes on the outer casing 21 and the threaded holes on the inner casing 20 are connected by bolts 22.

The working principle of the second embodiment is as follows: the stroke patient lies on the bed, and after the patient lies down, the staff adjusts the position of the base according to the position of the patient's leg and knee, so that the connection between the thigh support plate and the calf support plate is located in the patient. Below the knee and leg socket, after adjusting the position, the staff can use the position adjustment device to fix the base in the groove. Among them, the adjustment method of the position adjustment device is as follows: the staff first removes the bolts, and pulls the base to move in the left and right directions according to the position of the patient's leg and knee. The staff can then use bolts to connect the threaded holes on the outer casing with the threaded holes on the inner casing again.

Then, the staff uses the fixing belt I and the fixing belt II to fix the left and right legs of the patient respectively, and then closes the manual switch, the servo motor is energized, the output shaft of the servo motor drives the lead screw to rotate, and the lead nut reciprocates along the lead screw in a straight line. Moving, the horizontal rod connected by the nut will reciprocate linearly. When the horizontal rod moves to the left with the threaded nut, the horizontal rod will push the calf support plate to the left, and the angle between the calf support plate and the thigh support plate gradually changes. When the horizontal rod moves to the right with the silk mother, the horizontal rod will pull the calf support plate to the right, and the angle between the calf support plate and the thigh support plate gradually decreases, and the patient’s leg The part is gradually straightened. When the patient needs to stop the rehabilitation training, the staff can turn off the switch, the servo motor will be powered off and stop working.

Claims (6)

1. The utility model provides a cerebral apoplexy patient is with low limbs rehabilitation training device, includes the bed board and sets up the supporting leg in the bed board below, its characterized in that: a groove is formed in the bed plate, and a base is arranged in the groove; the base is provided with a mounting groove, the left end of the mounting groove is hinged with two leg support plates, the two leg support plates are hinged with shank support plates, the other ends of the two shank support plates are hinged with a horizontal rod, the lower end of the horizontal rod is fixedly connected with a nut, the nut is positioned between the two shank support plates, the nut is in threaded connection with a lead screw, the lead screw is fixedly connected with an output shaft of a servo motor, and the servo motor is fixedly arranged in the mounting groove; still fixedly in the mounting groove being equipped with the battery, the battery is connected through hand switch and servo motor electricity, hand switch fixed mounting is on the lateral surface of base.

2. The lower limb rehabilitation training device for stroke patients according to claim 1, characterized in that: the base is connected with the lower end face of the groove in a sliding mode, and a position adjusting device is arranged between the right end face of the base and the right end face of the groove.

3. The lower limb rehabilitation training device for stroke patients according to claim 2, characterized in that: two guide rails are fixedly arranged on the lower end face of the groove along the left-right direction, the two guide rails are connected with sliding blocks in a sliding mode, and the two sliding blocks are fixedly connected with a base.

4. The lower limb rehabilitation training device for stroke patients according to claim 2 or 3, characterized in that: the position adjusting device comprises an inner sleeve fixedly connected with the right end face of the base and an outer sleeve fixedly connected with the right end face of the groove, a plurality of threaded holes are formed in the inner sleeve and the outer sleeve, and the threaded holes in the inner sleeve and the threaded holes in the outer sleeve are connected through bolts.

5. The lower limb rehabilitation training device for stroke patients according to claim 1, characterized in that: two sliding rods are symmetrically and fixedly arranged in the mounting groove along the left and right directions, and sliding sleeves capable of sliding along the sliding rods are fixedly arranged at two ends of the horizontal rod.

6. The lower limb rehabilitation training device for stroke patients according to claim 1, characterized in that: fixing belts I are respectively fixedly arranged on the front side surface and the rear side surface of the thigh support plate, and the two fixing belts I are connected through thread gluing or hidden buckles; fixing bands II are respectively fixedly arranged on the front side face and the rear side face of the shank support plate, and the two fixing bands II are connected through thread gluing or hidden buckles.

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