Ankle pump exercise trainer for bedridden patient

Abstract

The utility model discloses a bedridden patient ankle pump exercise trainer which comprises a protection box, two installation openings are formed in one side of the protection box, pedals are arranged in the installation openings, the bottoms of the pedals are rotationally connected with the side face of the protection box, restraining pieces are arranged on the side face of the pedals, a driving assembly is arranged in the protection box, and the driving assembly is connected with the pedal through a connecting rod. The driving assembly comprises a disc, a transmission rod is rotationally arranged on the side face of the disc, and the end, away from the disc, of the transmission rod is hinged to the side face of the pedal. The ankle pump exercise training device for the bedridden patient has an active mode and a passive mode, the patient can autonomously select according to own conditions, when the patient is weak and the training device is difficult to use, the patient can be assisted through the driving assembly, effective training of the patient is guaranteed, foot drop of the patient is prevented, and the patient is more comfortable to use. Meanwhile, the training device can adjust the rotation amplitude of the patient during ankle pump training according to the use requirements, and the training requirements of different patients are met.

Description

Technical Field

[0001] The utility model relates to the technical field of training devices, in particular to an ankle pump exercise training device for bedridden patients. Background Art

[0002] Many patients are bedridden after surgery, and the bedridden time is relatively long. Long-term bedridden patients lack walking exercises, which can easily lead to foot drop, and the lower limb muscles of patients are prone to atrophy, which can easily cause deep vein thrombosis. At present, medical staff often use trainers to perform ankle pump training on patients to reduce the probability of foot drop, but common trainers require patients to actively exert force, which can cause patients to be overworked and psychologically rejected after long-term use. In addition, some patients are relatively weak, and it is difficult for them to use the trainers normally, which makes it inconvenient for patients to use the trainers. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide an ankle pump exercise trainer for bedridden patients, which has two modes, active and passive. Patients can choose independently according to their own conditions. When the patient is weak and it is difficult for the patient to use the trainer, the patient can be assisted by the driving component to ensure effective training of the patient and prevent the patient's foot drop. At the same time, the trainer can adjust the rotation amplitude of the patient's ankle pump training according to usage requirements to meet the training needs of different patients, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ankle pump exercise trainer for bedridden patients, comprising a protective box, two installation openings are provided on one side of the protective box, a pedal is arranged in the installation opening, the bottom of the pedal is rotatably connected to the side of the protective box, and a restraint is provided on the side of the pedal, a driving assembly is arranged in the protective box, the driving assembly comprises a disc, a transmission rod is rotatably provided on the side of the disc, an end of the transmission rod away from the disc is hinged to the side of the pedal, the side of the disc is evenly provided with positioning grooves along its radial direction, and an end of the transmission rod close to the disc is rotatably arranged in one of the positioning grooves through a rotating shaft.

[0005] As a preferred technical solution of the utility model, the transmission rod includes a connecting rod and a connecting frame, one end of the connecting rod is rotatably installed in a positioning groove on the side of the disc through a rotating shaft, the connecting frame is in a Y-shaped structure, and the end of the connecting frame is hinged to the side of the pedal, an elastic member is arranged between the connecting rod and the connecting frame, the elastic member includes a long rod fixed to the side of the connecting frame, a sleeve is fixed to the end of the connecting rod with a sliding connection to the long rod, and a fastening screw for positioning the long rod is arranged on the side of the sleeve, a spring is sleeved on the outside of the long rod, and the spring is located between the sleeve and the connecting frame.

[0006] As a preferred technical solution of the utility model, the outer side of the long rod close to one end of the connecting frame is provided with threads, the outer side of the long rod is connected to an adjusting nut through threads, and the spring sleeved on the outer side of the long rod is located between the sleeve and the adjusting nut.

[0007] As a preferred technical solution of the utility model, the drive assembly also includes a servo motor, the servo motor is fixedly installed in the protective box, the disc is installed on the output shaft of the servo motor, and the input end of the servo motor is electrically connected to the output end of the external switch group.

[0008] As a preferred technical solution of the utility model, the restraint member includes a restraint belt installed on the side of the pedal, and the restraint belt is provided in multiple groups, and the restraint belt is an elastic belt.

[0009] As a preferred technical solution of the utility model, a counter is installed on the side of the protection box near the disc, and a counting paddle is provided on the side of the counter inside the protection box, and a toggle plate is installed on the side of the disc corresponding to the position of the counting paddle.

[0010] As a preferred technical solution of the utility model, an operation window is opened on the side of the protective box, a guide rail is installed on the side of the protective box near the operation window, a baffle plate for blocking the operation window is slidably arranged in the guide rail, and a limit plate for limiting the position of the baffle plate is fixed on the side of the protective box.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. Place the trainer at the end of the bed, then place the patient's feet on the pedals, and position the patient's feet through the restraint belt on the side of the pedals. If the patient is weak, control the servo motor through the external switch group to drive the disc to rotate. The disc drives the pedal to rotate through the transmission rod on the side to assist the patient in stepping on the pedals to perform ankle pump training and prevent foot drop.

[0013] 2. During the rotation of the disc, when the toggle plate installed on the side thereof moves to the position of the counting paddle, the counting paddle is toggled to make the counter count. The counting of the counter makes it convenient for medical staff to observe the ankle pump training situation of the patient.

[0014] 3. If the patient has a strong autonomous pedaling ability, there is no need to start the servo motor. After the medical staff opens the operation window, they adjust the fastening screws through the operation window to make the long rod and the sleeve slidably connected. The patient applies force to the pedal with his foot. The pedal pushes the long rod to slide in the sleeve through the connecting frame. At the same time, the connecting frame squeezes the spring, and the patient's ankle pump training is achieved through the spring.

[0015] 4. By rotating the adjusting nut to squeeze the spring, the deformation sensitivity of the spring can be adjusted. When the spring is squeezed by the adjusting nut, the resistance encountered by the patient when stepping on the pedal increases, otherwise the resistance decreases. The resistance size can be flexibly adjusted according to the patient's condition, making it easier for the patient to perform ankle pump training. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0018] Figure 3 for Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 4 for Figure 2 A schematic diagram of the enlarged structure at B in the middle;

[0020] Figure 5 This is a schematic cross-sectional structural diagram of the utility model from another viewing angle.

[0021] In the figure: 1 protective box, 2 pedal, 3 restraint belt, 4 disc, 41 toggle plate, 5 connecting rod, 51 sleeve, 52 fastening screw, 6 connecting frame, 61 long rod, 62 spring, 63 adjusting nut, 7 servo motor, 8 baffle plate, 81 guide rail, 82 limit plate, 9 counter, 91 counting paddle. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5The utility model provides a technical solution: an ankle pump exercise trainer for bedridden patients, comprising a protection box 1, wherein two installation openings are provided on one side of the protection box 1, and the two installation openings correspond to the two feet of the patient. A pedal 2 is arranged in the installation opening, and the bottom of the pedal 2 is rotatably connected to the side of the protection box 1. The rotation connection method includes but is not limited to a rotation connection through a rotating shaft or a rotation connection through a hinge seat, and a constraint is arranged on the side of the pedal 2, and the constraint is used to position the patient's foot on the pedal 2, so that the patient can step on the pedal 2 for ankle pump training. A driving assembly is arranged in the protection box 1, and the driving assembly includes a disc 4, and a transmission rod is rotatably arranged on the side of the disc 4. The end of the transmission rod away from the disc 4 is hinged to the side of the pedal 2. When the disc 4 rotates, the pedal 2 is driven to rotate by the transmission rod to assist the patient in ankle pump training. Positioning grooves are evenly arranged on the side of the disc 4 along its radial direction, and the end of the transmission rod close to the disc 4 is rotatably arranged in one of the positioning grooves through a rotating shaft. By placing the end of the transmission rod in the positioning grooves at different positions, the rotation angle of the pedal 2 can be adjusted to meet the ankle pump training needs of different patients.

[0024] The transmission rod includes a connecting rod 5 and a connecting frame 6. One end of the connecting rod 5 is rotatably installed in a positioning groove on the side of the disc 4 through a rotating shaft. The connecting frame 6 is a Y-shaped structure, and the end of the connecting frame 6 is hinged to the side of the pedal 2. An elastic member is arranged between the connecting rod 5 and the connecting frame 6. The elastic member includes a long rod 61 fixed to the side of the connecting frame 6. A sleeve 51 slidably connected to the long rod 61 is fixed to the end of the connecting rod 5, and a fastening screw 52 for positioning the long rod 61 is arranged on the side of the sleeve 51. A spring 62 is sleeved on the outer side of the long rod 61, and the spring 62 is located between the sleeve 51 and the connecting frame 6. If the patient has a strong autonomous stepping ability, the fastening screw 52 is adjusted to make the long rod 61 and the sleeve 51 slidably connected. The patient applies force to the foot to step on the pedal 2, and the pedal 2 pushes the long rod 61 to slide in the sleeve 51 through the connecting frame 6. At the same time, the connecting frame 6 squeezes the spring 62, and the patient's ankle pump training is realized through the spring 62.

[0025] A thread is provided on the outer side of the long rod 61 near one end of the connecting frame 6, and an adjusting nut 63 is connected to the outer side of the long rod 61 through the thread. The spring 62 sleeved on the outer side of the long rod 61 is located between the sleeve 51 and the adjusting nut 63. The deformation sensitivity of the spring 62 can be adjusted by rotating the adjusting nut 63 to squeeze the spring 62. When the spring 62 is squeezed by the adjusting nut 63, the resistance encountered by the patient when stepping on the pedal 2 increases, and vice versa. The resistance can be flexibly adjusted according to the patient's condition, which is convenient for the patient to perform ankle pump training and prevent the patient's foot from dropping.

[0026] The driving assembly also includes a servo motor 7, which is fixedly installed in the protective box 1. The disc 4 is installed on the output shaft of the servo motor 7. The input end of the servo motor 7 is electrically connected to the output end of the external switch group. If the patient is weak, the servo motor 7 is controlled by the external switch group to drive the disc 4 to rotate. The disc 4 drives the pedal 2 to rotate through the side transmission rod to assist the patient to step on the pedal 2 to perform ankle pump training and prevent foot drop.

[0027] The restraint member comprises a restraint belt 3 installed on the side of the pedal 2, and a plurality of restraint belts 3 are provided. The restraint belt 3 is an elastic belt, and the restraint belt 3 facilitates the positioning of the patient's foot.

[0028] A counter 9 is installed at a position near the disc 4 on the side of the protection box 1, and a counting paddle 91 located inside the protection box 1 is arranged on the side of the counter 9. A toggle plate 41 is installed at a position corresponding to the counting paddle 91 on the side of the disc 4. During the rotation of the disc 4, when the toggle plate 41 installed on its side moves to the position of the counting paddle 91, the counting paddle 91 is toggled to make the counter 9 count. The counting by the counter 9 is convenient for medical staff to observe the patient's ankle pump training situation.

[0029] An operation window is provided on the side of the protection box 1, and a guide rail 81 is installed on the side of the protection box 1 near the operation window. A shielding plate 8 for shielding the operation window is slidably arranged in the guide rail 81, and a limiting plate 82 for limiting the shielding plate 8 is fixed on the side of the protection box 1. When the present trainer is used, the medical staff pushes the shielding plate 8 to move and open the operation window, and then adjusts the position of the connecting rod 5 or the fastening screw 52 according to the rotation range of the patient's foot, so as to facilitate the use of the present training device.

[0030] The servo motor 7 used in the present invention is a common electronic component in the prior art, and its working mode and circuit structure are well-known technologies, which will not be described in detail here.

[0031] When using:

[0032] Place the trainer at the end of the bed, then place the patient's feet on the pedal 2, and position the patient's feet through the restraint belt 3 on the side of the pedal 2. If the patient is weak, the servo motor 7 is controlled by the external switch group to drive the disc 4 to rotate, and the disc 4 drives the pedal 2 to rotate through the transmission rod on the side to assist the patient to step on the pedal 2 to perform ankle pump training and prevent foot drop;

[0033] During the rotation of the disc 4, when the toggle plate 41 installed on the side thereof moves to the position of the counting paddle 91, the counting paddle 91 is toggled to make the counter 9 count. The counting of the counter 9 facilitates the medical staff to observe the ankle pump training status of the patient.

[0034] When the trainer is used, the medical staff pushes the shielding plate 8 to move and open the operation window, and then adjusts the position of the connecting rod 5 according to the rotation range of the patient's foot. By placing the end of the connecting rod 5 in different positioning grooves, the rotation angle of the pedal 2 can be adjusted, which is convenient for assisting the patient to rotate the ankle pump to different angles to meet the training needs of different patients.

[0035] If the patient has a strong self-pedaling ability, there is no need to start the servo motor 7. After the medical staff opens the operation window, they adjust the fastening screw 52 through the operation window to make the long rod 61 and the sleeve 51 slidably connected. The patient applies force to the foot to step on the pedal 2, and the pedal 2 pushes the long rod 61 to slide in the sleeve 51 through the connecting frame 6. At the same time, the connecting frame 6 squeezes the spring 62, and the patient's ankle pump training is achieved through the spring 62.

[0036] By rotating the adjusting nut 63 to squeeze the spring 62, the deformation sensitivity of the spring 62 can be adjusted. When the spring 62 is squeezed by the adjusting nut 63, the resistance encountered by the patient when stepping on the pedal 2 increases, and vice versa. The resistance size can be flexibly adjusted according to the patient's condition, making it convenient for the patient to perform ankle pump training and prevent the patient's foot drop.

[0037] The undisclosed parts in the present utility model are all prior art, and their specific structures, materials and working principles are not described in detail. Although the embodiments of the present utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present utility model, and the scope of the present utility model is defined by the attached claims and their equivalents.

Claims

1. An ankle pump exercise trainer for bedridden patients, comprising a protective box (1), characterized in that: The protection box (1) has two installation openings on one side, a pedal (2) is arranged in the installation opening, the bottom of the pedal (2) is rotatably connected to the side of the protection box (1), and a restraining member is arranged on the side of the pedal (2). The protection box (1) has a driving assembly arranged in the protection box, the driving assembly comprising a disc (4), a transmission rod is rotatably arranged on the side of the disc (4), an end of the transmission rod away from the disc (4) is hinged to the side of the pedal (2), the side of the disc (4) is evenly provided with positioning grooves along its radial direction, and an end of the transmission rod close to the disc (4) is rotatably arranged in one of the positioning grooves through a rotating shaft.

2. The ankle pump exercise trainer for bedridden patients according to claim 1, characterized in that: The transmission rod comprises a connecting rod (5) and a connecting frame (6), one end of the connecting rod (5) is rotatably mounted in a positioning groove on the side of the disc (4) via a rotating shaft, the connecting frame (6) is in a Y-shaped structure, and the end of the connecting frame (6) is hinged to the side of the pedal (2), an elastic member is arranged between the connecting rod (5) and the connecting frame (6), the elastic member comprises a long rod (61) fixed to the side of the connecting frame (6), a sleeve (51) slidably connected to the long rod (61) is fixed to the end of the connecting rod (5), and a fastening screw (52) for positioning the long rod (61) is arranged on the side of the sleeve (51), and a spring (62) is sleeved on the outer side of the long rod (61), and the spring (62) is located between the sleeve (51) and the connecting frame (6).

3. The ankle pump exercise trainer for bedridden patients according to claim 2, characterized in that: The outer side of the long rod (61) close to one end of the connecting frame (6) is provided with a thread, the outer side of the long rod (61) is connected to an adjusting nut (63) via the thread, and the spring (62) sleeved on the outer side of the long rod (61) is located between the sleeve (51) and the adjusting nut (63).

4. The ankle pump exercise trainer for bedridden patients according to claim 1, characterized in that: The drive assembly further comprises a servo motor (7), the servo motor (7) being fixedly mounted in the protective box (1), the disc (4) being mounted on an output shaft of the servo motor (7), and an input end of the servo motor (7) being electrically connected to an output end of an external switch group.

5. The ankle pump exercise trainer for bedridden patients according to claim 1, characterized in that: The restraining member comprises a restraining belt (3) installed on the side of the pedal (2), and a plurality of groups of the restraining belts (3) are provided, and the restraining belts (3) are elastic belts.

6. The ankle pump exercise trainer for bedridden patients according to claim 1, characterized in that: A counter (9) is installed on the side of the protection box (1) at a position close to the disc (4), and a counting paddle (91) located inside the protection box (1) is arranged on the side of the counter (9), and a toggle plate (41) is installed on the side of the disc (4) at a position corresponding to the counting paddle (91).

7. The ankle pump exercise trainer for bedridden patients according to claim 1, characterized in that: An operating window is provided on the side of the protection box (1); a guide rail (81) is installed on the side of the protection box (1) near the operating window; a shielding plate (8) is slidably arranged in the guide rail (81) for shielding the operating window; and a limiting plate (82) is fixed on the side of the protection box (1) for limiting the position of the shielding plate (8).

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