A medical ankle pump rotation exercise device

Abstract

The present invention discloses a medical ankle pump rotation exercise device, comprising a base plate, a leg pad assembly, an ankle pump motion assembly and a counting device, wherein the leg pad assembly is arranged at the upper end of the base plate, the ankle pump motion assembly is also arranged at the upper end of the base plate, and the counting device is arranged on the ankle pump motion assembly; the present invention assists patients in performing ankle pump exercises through the arranged ankle pump motion assembly, and counts the number of ankle pump exercises of the patient through the arranged counting device, and reminds the patient.

Description

Technical Field

[0001] The invention relates to medical equipment, in particular to a medical ankle pump rotation exercise device. Background Art

[0002] At present, surgery itself is a kind of trauma to the body. After the operation, the patient's limbs are partially cut off due to blood vessels. At the same time, internal fixation such as steel plates and screws will also irritate the surrounding tissues, causing swelling. After the patient's limbs swell, the distal circulation is poor, local inflammatory substances and metabolites accumulate, the inflammation subsides slowly, fresh blood and nutrients cannot be delivered to the damaged part in time, tissue growth and repair are affected, and the pressure of swelling on the tissue increases the patient's pain. After the operation, the limbs are immobilized, the blood flow slows down, and platelets stay and gather around the blood vessels, which is also easy to form blood clots. These factors will affect the recovery of the patient's lower limb function after surgery, so patients need to perform ankle pump exercises. Summary of the invention

[0003] The technical problem to be solved by the present invention is to propose a medical ankle pump rotation exercise device in view of the shortcomings of the above-mentioned prior art. The present invention is easy to operate, safe and reliable, simple in structure, and low in cost. It can not only assist patients in performing ankle pump exercises, but also control the intensity of ankle pump exercises, count the number of times patients exercise, and remind patients of the number of times they exercise.

[0004] In order to solve the above technical problems, the technical solution of the present invention is realized in the following manner: a medical ankle pump rotation exercise device, comprising a base plate, a leg pad assembly, an ankle pump motion assembly and a counting device, wherein the leg pad assembly is arranged at the upper end of the base plate, the ankle pump motion assembly is also arranged at the upper end of the base plate, and the ankle pump motion assembly is located at a position at the upper end of the base plate corresponding to one end of the leg pad assembly along the length direction, and the counting device is arranged on the ankle pump motion assembly;

[0005] The ankle pump motion assembly includes a foot pedal, a first annular limit rod, an L-shaped connecting rod, a second annular limit rod, four limit bolts, two tension sensors, two first spring hooks, two second spring hooks, two T-shaped sliders and two tension springs. The L-shaped connecting rod is composed of a first rectangular rod and a second rectangular rod. The upper and lower side ends of the first rectangular rod in the vertical direction are symmetrically provided with two inwardly formed T-shaped slide grooves, and a first arc-shaped slide groove is provided on the end of the T-shaped slide groove close to the second rectangular rod. The first arc-shaped slide groove penetrates the first rectangular rod from the vertical direction, and the second rectangular rod is provided with a second arc-shaped slide groove, and the second arc-shaped slide groove penetrates the second rectangular rod in the horizontal direction; the first annular limit rod is provided with a plurality of first limit holes that penetrate the first annular limit rod in the radial direction, and the plurality of first limit holes are evenly spaced in the circumferential direction; the second annular limit rod is provided with a plurality of second limit holes that penetrate the second annular limit rod in the radial direction, and the plurality of second limit holes are evenly spaced in the circumferential direction;

[0006] The back side of the foot pedal is hinged to one end of the first rectangular rod, and both ends of the first annular limit rod are provided with connecting pieces, and the two connecting pieces are fixedly connected to the back side of the foot pedal, and the first annular limit rod passes through the first arc-shaped slide groove and slides with the first rectangular rod; two tension sensors are arranged on the back side of the foot pedal through threaded cooperation, and the two tension sensors are respectively arranged on the foot pedal at positions close to the two ends of the first annular limit rod, two first spring hooks are respectively arranged on the two tension sensors, and two second spring hooks are respectively arranged on two T-shaped sliders, and the two T-shaped sliders are respectively slidably arranged in the two T-shaped slide grooves, one end of a tension spring is movably connected to a second spring hook in the vertical direction below the two second spring hooks, and the other end of the tension spring is movably connected to a first spring hook in the vertical direction below the two first spring hooks, and the two ends of the other tension spring are respectively movably connected to the remaining second spring hooks and the first spring hook;

[0007] One end of the second rectangular rod away from the first rectangular rod is hinged to the upper end of the base plate, both ends of the second annular limit rod are fixedly arranged on the upper end of the base plate, and the second annular limit rod passes through the second arc-shaped slide groove and slides with the second rectangular rod. Two of the four limit bolts are movably arranged in the two first limit holes, and the other two limit bolts are movably arranged in the two second limit holes.

[0008] The present invention can assist the patient's foot to extend forward and pull backward by hingedly cooperating with the foot pedal, and can provide exercise intensity for the patient's foot to extend forward and pull backward by two tension springs, and can replace tension springs with different elastic strengths to create different exercise intensities, and can limit the maximum angle of the patient's foot to extend forward and pull backward by cooperating with the first annular limit rod and the two limit bolts, and can measure the strength of the patient's foot to extend forward and pull backward by the two tension sensors; the L-shaped connection rod can be hinged with the bottom plate to assist the patient's foot to rotate left and right, and the second annular limit rod can be cooperated with the two limit bolts to limit the maximum angle of the patient's foot to rotate left and right; and the counting device can be used to count the number of times the patient exercises.

[0009] The technical solution further defined in the present invention is:

[0010] The counting device includes a processor module, two first contact switches, two second contact switches, a buzzer and a controller. The processor module is embedded in the upper end of the base plate and fixed by a cover plate. The two first contact switches are both arranged on the first rectangular rod near the first arc-shaped slide groove, and the two first contact switches are symmetrically arranged on the upper and lower side ends of the first rectangular rod. The two second contact switches are symmetrically arranged on the left and right side ends of the second rectangular rod in the horizontal direction, and the two second contact switches are both arranged on the second rectangular rod near the second arc-shaped slide groove. The buzzer is electrically connected to the processor module through a circuit wire, and the controller The controller is also electrically connected to the buzzer through the circuit wire, the two first contact switches and the two second contact switches are electrically connected to the processor module, and the two tension sensors are electrically connected to the processor module; by cooperating with the two limit bolts on the first annular limit rod through the two first contact switches, each time the patient's foot is extended forward and pulled back to the maximum angle is recorded, and by cooperating with the two second contact switches on the second annular limit rod, each time the patient's foot is turned left and right to the maximum angle is recorded, thereby recording the number of times the patient exercises and reminding the patient through the buzzer.

[0011] The controller is provided with a display and buttons; the pressure measured by the two tension sensors can be displayed through the display on the controller.

[0012] The leg pad assembly includes a U-shaped fixing tube, an air bag and a rubber pad. The air bag is laid in the U-shaped fixing tube, and the outer surface of the air bag is fitted and fixed to the two side surfaces and the bottom surface of the inside of the U-shaped fixing tube. The rubber pad is fixed to the upper end of the U-shaped fixing tube and covers the air bag. The two ends of the rubber pad along the length direction are fitted and fixed to the two ends of the U-shaped fixing tube along the length direction. The rubber pad is evenly spaced along the length direction. The height of the patient's ankle can be adjusted by the arranged air bag when the patient's calf is placed on the rubber pad, so that the height of the patient's ankle is in the same horizontal plane with the rotation axis of the foot pedal to adapt to the displacement of the sole of the foot when the patient performs forward extension and backward pull exercises.

[0013] The air inlet of the airbag is connected to a press-inflation ball through an air pipe; the structure is simple, the operation is convenient, and the cost is saved.

[0014] Two inwardly formed notches are symmetrically arranged at the lower ends of the two sides of the pedal in the length direction along the width direction; the notches are arranged to reduce the interference of the bottom plate with the pedal when the pedal rotates.

[0015] An arc-shaped silicone pad is provided at the lower end of the front side of the foot pedal along the length direction, a heel support strap is provided at the position of the arc-shaped silicone pad on the front side of the foot pedal, a heel tightening strap is provided at one end of the heel support strap, and the free end of the heel tightening strap is movably connected to the other end of the heel support strap through Velcro, a plurality of foot straps are evenly spaced at one side edge of the front side of the foot pedal along the width direction, the plurality of foot straps are evenly spaced along the length direction of the foot pedal, a Japanese-shaped buckle is provided at the position of the foot strap at the other side edge of the front side of the foot pedal along the width direction, and the Japanese-shaped buckle is flexibly connected to the foot pedal through a connecting belt; the arranged arc-shaped silicone pad can support the patient's heel to a certain extent, and the cooperation of the heel tightening strap and the heel support strap, and the cooperation of the foot strap and the Japanese-shaped buckle can fix the patient's foot to the foot pedal.

[0016] The leg straps and head straps are both made of elastic bands, and the free ends of the leg straps and head straps pass through the Japanese buckles at corresponding positions and are movably connected to themselves using Velcro, which is convenient for operation.

[0017] The first annular limiting rod and the second annular limiting rod are both provided with scales, and the graduation value of the scales is 2°; through the set scale values, it is convenient to control the maximum angles of the patient's foot stretching forward and backward and swinging left and right during exercise.

[0018] The beneficial effects of the present invention are as follows: through the technical solution of the present invention, the ankle pump exercise device is provided, and the foot pedal is hingedly cooperated with the L-shaped connecting rod, which can assist the patient's foot to extend forward and pull backward. The two tension springs are provided, which can provide exercise intensity for the patient's foot to extend forward and pull backward, and the tension springs with different elastic strengths can be replaced to create different exercise intensities. The first annular limit rod is provided and cooperated with the two limit bolts to limit the maximum angle of the patient's foot to extend forward and pull backward. The two tension sensors are provided to measure the strength of the patient's foot when extending forward and pulling backward. The L-shaped connecting rod is hingedly provided with the bottom plate to assist the patient's foot to rotate left and right. The second annular limit rod is provided and cooperated with the two limit bolts to limit the maximum rotation of the patient's foot to the left and right. Large angle; through the cooperation of the two first contact switches and the two limit bolts on the first annular limit rod, each time the patient's foot is extended forward and pulled back to the maximum angle is recorded, and through the cooperation of the two second contact switches and the two limit bolts on the second annular limit rod, each time the patient's foot is rotated left and right to the maximum angle is recorded, thereby recording the number of patient exercises and reminding the patient through a buzzer; through the provided airbag, the height of the patient's ankle can be adjusted when the patient's calf is placed on the rubber pad, so that the height of the patient's ankle is in the same horizontal plane with the rotation axis of the foot pedal, so as to adapt to the displacement of the patient's foot when the patient performs foot extension and pull-back exercises; through the set scale value, it is convenient to control the maximum angle of the patient's foot stretching forward and backward and swinging left and right during exercise. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a right front side appearance structure axial view of the present invention;

[0020] Figure 2 This is a left rear side axial view of the appearance structure of the present invention;

[0021] Figure 3 for Figure 2 A partial enlarged view in the middle;

[0022] Figure 4 It is a front view of the present invention;

[0023] Figure 5 for Figure 4 Sectional view at the middle BB;

[0024] Figure 6 for Figure 4 A partial enlarged view of point C in the middle;

[0025] Wherein: 1-bottom plate, 2-foot pedal, 2a-notch, 3-first annular limiting rod, 3a-first limiting hole, 3b-connecting plate, 4-L-shaped connecting rod, 4a-first rectangular rod, 4b-second rectangular rod, 4c-T-shaped slide, 4d-first arc-shaped slide, 4e-second arc-shaped slide, 5-second annular limiting rod, 5a-second limiting hole, 6-limiting bolt, 7-tension sensor, 8-first spring hook, 9-second spring hook, 10-T-shaped slider, 1 1-tension spring, 12-processor module, 13-first contact switch, 14-second contact switch, 15-buzzer, 16-controller, 17-cover, 18-circuit wire, 19-U-shaped fixing tube, 20-air bag, 21-rubber pad, 22-legging strap, 23-trachea, 24-press inflatable ball, 25-arc-shaped silicone pad, 26-heel support strap, 27-heel tightening strap, 28-foot strap, 29-Japanese buckle, 30-connecting strap, 31-scale. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0027] Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative work are within the scope of protection of the present invention.

[0028] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example 1

[0030] like Figure 1 As shown, a medical ankle pump rotation exercise device includes a base plate 1, a leg pad assembly, an ankle pump motion assembly and a counting device. The leg pad assembly is arranged at the upper end of the base plate 1, and the ankle pump motion assembly is also arranged at the upper end of the base plate 1, and the ankle pump motion assembly is located at a position at the upper end of the base plate 1 corresponding to one end of the leg pad assembly along the length direction. The counting device is arranged on the ankle pump motion assembly, and the patient's calf is placed on the leg pad assembly, and the sole of the foot is fixed to the ankle pump motion assembly, and the ankle pump exercise is assisted by the ankle pump motion assembly, and the counting device is used to count the number of times the patient exercises and remind the patient, and the ankle pump exercise includes flexion and extension exercise and circumferential exercise.

[0031] like Figure 1 , Figure 2 and Figure 3As shown, the ankle pump movement assembly includes a foot pedal 2, a first annular limiting rod 3, an L-shaped connecting rod 4, a second annular limiting rod 5, four limiting bolts 6, two tension sensors 7, two first spring hooks 8, two second spring hooks 9, two T-shaped sliders 10 and two tension springs 11. The L-shaped connecting rod 4 is composed of a first rectangular rod 4a and a second rectangular rod 4b. Two inwardly formed T-shaped sliding grooves 4c are symmetrically arranged at the upper and lower side ends in the vertical direction of the first rectangular rod 4a, and a first arc sliding groove is arranged at one end of the T-shaped sliding groove 4c close to the second rectangular rod 4b. 4d, a first arc-shaped slide groove 4d penetrates the first rectangular rod 4a from the vertical direction, a second arc-shaped slide groove 4e is provided on the second rectangular rod 4b, and the second arc-shaped slide groove 4e penetrates the second rectangular rod 4b in the horizontal direction; a plurality of first limiting holes 3a are provided on the first annular limiting rod 3 radially penetrating the first annular limiting rod 3, and the plurality of first limiting holes 3a are evenly spaced along the circumferential direction; a plurality of second limiting holes 5a are provided on the second annular limiting rod 5 radially penetrating the second annular limiting rod 5, and the plurality of second limiting holes 5a are evenly spaced along the circumferential direction;

[0032] The back of the foot pedal 2 is hinged to one end of the first rectangular rod 4a, and the foot pedal 2 rotates around the hinge with the first rectangular rod 4a; both ends of the first annular limit rod 3 are provided with connecting pieces 3b, and the two connecting pieces 3b are fixedly connected to the back of the foot pedal 2, and the first annular limit rod 3 passes through the first arc-shaped slide groove 4d and slides with the first rectangular rod 4a; two tension sensors 7 are arranged on the back of the foot pedal 2 through threaded cooperation, and the two tension sensors 7 are respectively arranged on the foot pedal 2 near the two ends of the first annular limit rod 3, two first spring hook rings 8 are respectively arranged on the two tension sensors 7, and two second spring hook rings 9 are respectively arranged on two T-shaped sliders 10, and the two T-shaped sliders 10 are respectively slidably arranged in the two T-shaped slide grooves 4c, and the T-shaped slider 10 slides in the T-shaped slide groove 4c. When the foot pedal 2 rotates, a tension spring After the spring 11 pulls the T-shaped slider 10 to one end of the T-shaped slot 4c, the T-shaped slider 10 cannot continue to slide, the tension spring 11 is stretched, and another tension spring 11 pushes the T-shaped slider 10 to slide in the T-shaped slot 4c. When the tension spring 11 is stretched, the tension sensor 7 can detect the tension applied by the tension spring 11 at this moment, thereby monitoring the strength of the patient during exercise; one end of a tension spring 11 is movably connected to a second spring hook ring 9 at the bottom in the vertical direction of the two second spring hook rings 9, and the other end of the tension spring 11 is movably connected to a first spring hook ring 8 at the bottom in the vertical direction of the two first spring hook rings 8, and the two ends of the other tension spring 11 are respectively movably connected to the remaining second spring hook rings 9 and the first spring hook ring 8, and the tension springs 11 with different elastic strengths can be replaced, thereby creating different exercise intensities for the patient;

[0033] One end of the second rectangular rod 4b away from the first rectangular rod 4a is hinged to the upper end of the base plate 1, and both ends of the second annular limit rod 5 are fixedly arranged on the upper end of the base plate 1, and the second annular limit rod 5 passes through the second arc-shaped slide groove 4e and slides with the second rectangular rod 4b. Two of the four limit bolts 6 are movably arranged in the two first limit holes 3a, and the two limit bolts 6 are respectively located on the upper and lower sides of the first rectangular rod 4a in the vertical direction, and the other two limit bolts 6 are movably arranged in the two second limit holes 5a, and the two limit bolts 6 are respectively located on the left and right sides of the second rectangular rod 4b in the horizontal direction; adjust the position of the limit bolt 6 on the first annular limit rod 3 to limit the maximum rotation angle of the foot pedal 2 to prevent excessive stretching of the patient's foot forward and backward, adjust the position of the limit bolt 6 on the second annular limit rod 5 to limit the maximum rotation angle of the L-shaped connecting rod 4, and limit the maximum angle of the patient's foot when rotating left and right.

[0034] like Figure 3As shown, the counting device includes a processor module 12, two first contact switches 13, two second contact switches 14, a buzzer 15 and a controller 16. The processor module 12 is embedded in the upper end of the base plate 1 and fixed by a cover plate 17. The two first contact switches 13 are both arranged on the first rectangular rod 4a near the first arc-shaped slide groove 4d, and the two first contact switches 13 are symmetrically arranged on the upper and lower side ends of the first rectangular rod 4a, the two second contact switches 14 are symmetrically arranged on the left and right side ends of the second rectangular rod 4b in the horizontal direction, and the two second contact switches 14 are both arranged on the second rectangular rod 4b near the second arc-shaped slide groove 4e. The buzzer 15 is electrically connected to the processor module 12 through a circuit wire 18, and the controller 16 is also electrically connected to the buzzer 15 through the circuit wire 18. The two first contact switches 13 and the two second contact switches 14 are all electrically connected to the processor module 12, and the two tension sensors 7 are electrically connected to the processor module 12; the first annular limit rod 3 is on the pedal 2 rotates, the first annular limit rod 3 rotates with the foot pedal 2, and the two limit bolts 6 on the first annular limit rod 3 limit the maximum rotation angle of the foot pedal 2. When the foot pedal 2 rotates to the maximum angle, the limit bolt 6 abuts against the first contact switch 13, so that the first contact switch 13 sends a signal to the processor module 12. When the two first contact switches 13 sequentially and continuously send signals to the processor module 12, the processor module 12 counts the number of flexion and extension exercises performed by the patient's foot; when the patient's foot rotates left and right, the L-shaped connecting rod 4 is driven to rotate left and right through the foot pedal 2. When the L-shaped connecting rod 4 rotates left and right to the maximum angle, the two limit bolts 6 set on the second annular limit rod 5 respectively abut against the two second contact switches 14, so that the second contact switch 14 sends a signal to the processor module 12. When the processor module 12 sequentially and continuously receives the signals from the two second contact switches 14, it records that the patient has performed a circumferential exercise once, and the processor module 12 controls the buzzer 15 to send a sound to remind the patient of the number of exercises.

[0035] like Figure 1 As shown, the controller 16 is provided with a display and buttons; the controller 16 displays the patient's circumferential exercise, flexion and extension exercise, and the tension value measured by the tension sensor 7 during the flexion and extension exercise through the provided display.

[0036] like Figure 6As shown, the leg pad assembly includes a U-shaped fixing tube 19, an air bag 20 and a rubber pad 21. The air bag 20 is laid in the U-shaped fixing tube 19, and the outer surface of the air bag 20 is fitted and fixed to the two side surfaces and the bottom surface of the inside of the U-shaped fixing tube 19. The rubber pad 21 is fixed to the upper end of the U-shaped fixing tube 19 and covers the air bag 20. The two ends of the rubber pad 21 along the length direction are fitted and fixed to the two ends of the U-shaped fixing tube 19 along the length direction. The rubber pad 21 is evenly spaced along the length direction. A plurality of legging straps are provided 22; the air inlet of the airbag 20 is connected to a pressing and inflating ball 24 through an air tube 23; when the patient performs ankle pump exercise, the sole of the foot is rotated around the ankle to perform flexion and extension exercise, so the airbag 20 is inflated by pressing the inflating ball 24 to expand the airbag 20, thereby raising the height of the rubber pad 21, adjusting the height of the patient's calf, and thus adjusting the height of the patient's ankle, so that the patient's ankle is parallel to the hinge of the foot pedal 2 and the first rectangular rod 4a, reducing the displacement of the patient's leg when performing flexion and extension exercise;

[0037] like Figure 1 , Figure 3 As shown, two inwardly formed notches 2a are symmetrically provided at the lower ends of the two sides of the pedal 2 along the length direction in the width direction, so as to prevent the base plate 1 from interfering with the pedal 2 when the L-shaped connecting rod 4 drives the pedal 2 to rotate;

[0038] like Figure 3 As shown, a curved silicone pad 25 is provided at the lower end of the front side of the footrest 2 along the length direction, a heel support strap 26 is provided at the position of the curved silicone pad 25 on the front side of the footrest 2, a heel tightening strap 27 is provided at one end of the heel support strap 26, and the free end of the heel tightening strap 27 is movably connected to the other end of the heel support strap 26 through Velcro, a plurality of foot straps 28 are evenly spaced at one side along the width direction of the front side of the footrest 2, and the plurality of foot straps 28 are evenly spaced along the length direction of the footrest 2, The front side of the other side in the width direction is provided with a Japanese-shaped buckle 29 corresponding to the position of the foot strap 28, and the Japanese-shaped buckle 29 is softly connected to the foot pedal 2 through a connecting belt 30; the patient's sole fits against the front of the foot pedal 2, and the heel is against the arc-shaped silicone pad 25, the heel tightening belt 27 is wrapped around the patient's ankle, and then connected to one end of the heel support belt 26 through Velcro, the foot strap 28 passes through the patient's instep and passes through the Japanese-shaped buckle 29, and is bonded to itself through Velcro, so that the patient's foot is fixed to the foot pedal 2.

[0039] The first annular limit rod 3 and the second annular limit rod 5 are both provided with a scale 31, and the graduation value of the scale 31 is 2°. Medical staff can adjust the position of the limit bolt 6 according to the scale 31 to accurately limit the maximum rotation angle of the ankle when the patient does flexion and extension exercises and circumferential exercises.

[0040] The use process of this embodiment is as follows: when the patient needs to do ankle pump exercise, the patient's calf is first placed on the rubber pad 21, the patient's sole fits against the front of the foot pedal 2, and the heel is against the arc-shaped silicone pad 25, and the airbag 20 is inflated by pressing the inflatable ball 24 to expand the airbag 20, thereby raising the height of the rubber pad 21, adjusting the height of the patient's calf, and thus adjusting the height of the patient's ankle, so that the patient's ankle is parallel to the hinge of the foot pedal 2 and the first rectangular rod 4a, and then the patient's calf and the rubber pad 21 are tied and fixed by the leggings 22, the heel tightening belt 27 is wrapped around the patient's ankle, and then connected to one end of the heel supporting belt 26 by Velcro, the foot strap 28 passes through the patient's instep and passes through the Japanese buckle 29, and is bonded to itself by Velcro, so that the patient's sole is fixed to the foot pedal 2;

[0041] Medical staff can adjust the position of the limit bolt 6 on the first annular limit rod 3 and the second annular limit rod 5 according to the scale 31, and accurately limit the maximum rotation angle of the ankle when the patient does flexion and extension exercises and circumferential exercises; according to the patient's own conditions, the tension spring 11 with appropriate strength is selected, and the patient performs active ankle pump exercises, which include flexion and extension exercises and circumferential exercises;

[0042] When the patient does flexion and extension exercises, the sole of the patient's foot drives the foot pedal 2 to rotate. After a tension spring 11 pulls the T-shaped slider 10 to one end of the T-shaped slot 4c, the T-shaped slider 10 cannot continue to slide, and the tension spring 11 is stretched. Another tension spring 11 pushes the T-shaped slider 10 to slide in the T-shaped slot 4c. When the tension spring 11 is stretched, the tension sensor 7 can detect the tension applied to it by the tension spring 11 at this moment, thereby monitoring the strength of the patient during exercise; the two limit bolts 6 on the first annular limit rod 3 limit the maximum rotation angle of the foot pedal 2. When the foot pedal 2 rotates to the maximum angle, the limit bolt 6 and the first contact switch 13 are abutted, so that the first contact switch 13 sends a signal to the processor module 12. When the two first contact switches 13 sequentially and continuously send signals to the processor module 12, the processor module 12 counts when the patient's sole does a flexion and extension exercise;

[0043] When the patient performs the circling exercise, the patient drives the foot pedal 2 to rotate through the sole of the foot, and the foot pedal 2 drives the L-shaped connecting rod 4 to rotate left and right. When the L-shaped connecting rod 4 rotates left and right to the maximum angle, the two limit bolts 6 arranged on the second annular limit rod 5 respectively abut against the two second contact switches 14, so that the second contact switch 14 sends a signal to the processor module 12. When the processor module 12 receives the signals from the two second contact switches 14 in sequence and continuously, it records that the patient has performed the circling exercise once.

[0044] The processor module 12 controls the buzzer 15 to emit a sound to remind the patient of the number of exercises, and the controller 16 displays the patient's circumference exercise, flexion and extension exercise, and the tension value measured by the tension sensor 7 during the flexion and extension exercise through a set display.

[0045] The above embodiments are only for illustrating the technical idea of ​​the present invention, and cannot be used to limit the protection scope of the present invention. Any changes made on the basis of the technical solution in accordance with the technical idea proposed by the present invention shall fall within the protection scope of the present invention.

Claims

1. A medical ankle pump rotation exercise device, characterized in that: The invention comprises a base plate (1), a leg pad assembly, an ankle pump movement assembly and a counting device, wherein the leg pad assembly is arranged at the upper end of the base plate (1), the ankle pump movement assembly is also arranged at the upper end of the base plate (1), and the ankle pump movement assembly is located at a position on the upper end of the base plate (1) corresponding to one end of the leg pad assembly along the length direction, and the counting device is arranged on the ankle pump movement assembly; The ankle pump movement assembly comprises a foot pedal (2), a first annular limiting rod (3), an L-shaped connecting rod (4), a second annular limiting rod (5), four limiting bolts (6), two tension sensors (7), two first spring hooks (8), two second spring hooks (9), two T-shaped sliders (10) and two tension springs (11), wherein the L-shaped connecting rod (4) is composed of a first rectangular rod (4a) and a second rectangular rod (4b), and two inwardly formed T-shaped sliding grooves (4c) are symmetrically arranged at the upper and lower side ends in the vertical direction of the first rectangular rod (4a), and a first arcuate sliding groove is arranged at one end of the T-shaped sliding groove (4c) close to the second rectangular rod (4b). (4d), the first arc-shaped slide groove (4d) penetrates the first rectangular rod (4a) from the vertical direction, the second rectangular rod (4b) is provided with a second arc-shaped slide groove (4e), and the second arc-shaped slide groove (4e) penetrates the second rectangular rod (4b) in the horizontal direction; the first annular limit rod (3) is provided with a plurality of first limit holes (3a) radially penetrating the first annular limit rod (3), and the plurality of first limit holes (3a) are evenly spaced along the circumferential direction; the second annular limit rod (5) is provided with a plurality of second limit holes (5a) radially penetrating the second annular limit rod (5), and the plurality of second limit holes (5a) are evenly spaced along the circumferential direction; The back of the foot pedal (2) is hinged to one end of the first rectangular rod (4a); both ends of the first annular limiting rod (3) are provided with connecting pieces (3b); the two connecting pieces (3b) are fixedly connected to the back of the foot pedal (2); the first annular limiting rod (3) passes through the first arc-shaped sliding groove (4d) and is slidably matched with the first rectangular rod (4a); two tension sensors (7) are arranged on the back of the foot pedal (2) through threaded matching, and the two tension sensors (7) are respectively arranged at positions on the foot pedal (2) close to both ends of the first annular limiting rod (3); two first spring hooks (8) are respectively arranged on the two tension sensors The device (7) comprises two second spring hooks (9) respectively arranged on two T-shaped slide blocks (10), the two T-shaped slide blocks (10) respectively slidably arranged in two T-shaped slide grooves (4c), one end of a tension spring (11) is movably connected to a second spring hook (9) located below in the vertical direction among the two second spring hooks (9), the other end of the tension spring (11) is movably connected to a first spring hook (8) located below in the vertical direction among the two first spring hooks (8), and two ends of another tension spring (11) are respectively movably connected to the remaining second spring hooks (9) and the first spring hooks (8); One end of the second rectangular rod (4b) away from the first rectangular rod (4a) is hinged to the upper end of the bottom plate (1); both ends of the second annular limiting rod (5) are fixedly arranged on the upper end of the bottom plate (1); the second annular limiting rod (5) passes through the second arc-shaped sliding groove (4e) and is slidably matched with the second rectangular rod (4b); two of the four limiting bolts (6) are movably arranged in the two first limiting holes (3a); and the other two limiting bolts (6) are movably arranged in the two second limiting holes (5a). The leg pad assembly comprises a U-shaped fixing tube (19), an air bag (20) and a rubber pad (21); the air bag (20) is laid in the U-shaped fixing tube (19), and the outer surface of the air bag (20) is fitted and fixed to the inner side surfaces and the bottom surface of the U-shaped fixing tube (19); the rubber pad (21) is fixed to the upper end of the U-shaped fixing tube (19) and covers the air bag (20); and the two ends of the rubber pad (21) along the length direction are fitted and fixed to the two ends of the U-shaped fixing tube (19) along the length direction; and the rubber pad (21) is provided with a plurality of leg binding straps (22) at even intervals along the length direction; The foot pedal (2) is symmetrically provided with two inwardly formed notches (2a) at the lower ends of the two sides in the length direction along the width direction; the front side of the foot pedal (2) is provided with an arc-shaped silicone pad (25) at the lower end in the length direction; the front side of the foot pedal (2) is provided with a heel support strap (26) at a position corresponding to the arc-shaped silicone pad (25); one end of the heel support strap (26) is provided with a heel tightening strap (27), and the free end of the heel tightening strap (27) is movably connected to the other end of the heel support strap (26) through Velcro; a plurality of foot tightening straps (28) are evenly spaced at one side of the front side of the foot pedal (2) along the width direction, and the plurality of foot tightening straps (28) are evenly spaced along the length direction of the foot pedal (2).

2. A medical ankle pump rotation exercise device according to claim 1, characterized in that: The counting device comprises a processor module (12), two first contact switches (13), two second contact switches (14), a buzzer (15) and a controller (16); the processor module (12) is embedded in the upper end of the base plate (1) and fixed by a cover plate (17); the two first contact switches (13) are both arranged on the first rectangular rod (4a) at positions close to the first arc-shaped sliding groove (4d); and the two first contact switches (13) are symmetrically arranged on the upper and lower side ends of the first rectangular rod (4a); and the two second contact switches (14) are symmetrically arranged on the first rectangular rod (4a). The two rectangular rods (4b) are arranged at the left and right side ends in the horizontal direction, and the two second contact switches (14) are both arranged at positions on the second rectangular rods (4b) close to the second arc-shaped slide groove (4e). The buzzer (15) is electrically connected to the processor module (12) through the circuit wire (18), and the controller (16) is also electrically connected to the buzzer (15) through the circuit wire (18). The two first contact switches (13) and the two second contact switches (14) are both electrically connected to the processor module (12), and the two tension sensors (7) are electrically connected to the processor module (12).

3. A medical ankle pump rotation exercise device according to claim 2, characterized in that: The controller (16) is provided with a display and buttons.

4. A medical ankle pump rotation exercise device according to claim 1, characterized in that: The air inlet of the airbag (20) is connected to a pressing and inflating ball (24) via an air pipe (23).

5. The medical ankle pump rotation exercise device according to claim 1, characterized in that: A Japanese-shaped buckle (29) is provided at the other side of the front side of the footrest (2) in the width direction at a position corresponding to the foot strap (28), and the Japanese-shaped buckle (29) is softly connected to the footrest (2) via a connecting belt (30).

6. The medical ankle pump rotation exercise device according to claim 1, characterized in that: The first annular limiting rod (3) and the second annular limiting rod (5) are both provided with a scale (31), and the graduation value of the scale (31) is 2°.

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