Ankle pump exercise assistive device

Abstract

The present invention discloses an ankle pump exercise auxiliary equipment, comprising a main support, an ankle heel support component, a palm front fixing component and an auxiliary track plate, wherein the ankle heel support component is used for supporting the base of the ankle, and the ankle heel support component is arranged on the lower side of the main support, and the ankle heel support component is connected to the main support by longitudinal telescopic means and universal rotation means. The present invention can select appropriate formations to perform auxiliary movements of plantar flexion, dorsiflexion and surrounding according to the actual situation and rehabilitation stage of the patient, so that the patient can obtain an adaptable rehabilitation course, and at the same time, in order to reduce the use cost and the applicability of the equipment.

Description

Technical Field

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

[0002] Ankle pump exercise refers to the movement of the ankle joint by contracting the lower limb muscles, so that the lower limb muscles act like a pump, promoting blood and lymph circulation in the lower limbs, thereby promoting the reduction of lower limb swelling and preventing lower limb thrombosis. It also helps prevent muscle atrophy and ankle stiffness. It includes plantar flexion, dorsiflexion and circumflexion of the ankle joint. Ankle pump exercise plays a vital role in the functional recovery of patients who have been bedridden for a long time and have undergone lower limb surgery.

[0003] Ankle pump exercises can be performed autonomously or with the assistance of equipment. Due to differences in the movement range of ankle pump exercises at different stages of rehabilitation, currently available equipment cannot perform adaptive ankle pump exercise assistance operations at different rehabilitation stages and for different populations. Summary of the invention

[0004] The purpose of the present invention is to overcome the above-mentioned deficiencies in the prior art and to provide an ankle pump exercise auxiliary device with a reasonable structural design.

[0005] The technical solution adopted by the present invention to solve the above problems is: an ankle pump exercise auxiliary device, including a main bracket, an ankle heel support component, a palm front end fixing component and an auxiliary track board,

[0006] The ankle heel support component is used for supporting the base of the ankle. The ankle heel support component is arranged on the lower side of the main support. The ankle heel support component is connected to the main support in a longitudinal telescopic manner and a universal rotation manner.

[0007] The palm front end fixing component is arranged on the upper side of the ankle heel supporting component, the auxiliary track board is arranged above the main bracket, the auxiliary track board is provided with a track adapted to the running track, the track has a walking component, the walking component is driven by the driving component to run in the track groove, and the walking component is connected to the palm front end fixing component in a universal rotation manner.

[0008] Further: the auxiliary track plate includes an upper plate and a lower plate, the lower plate is provided with a track groove, the bottom of the track is provided with a slideway running through it from top to bottom, the driving component includes a first winding motor, a second winding motor and a traction rope, the first winding motor and the second winding motor are fixed under the groove of the upper plate, the upper plate and the lower plate are adapted to cover and fix, the two ends of the traction rope are respectively connected and fixed to the winding columns of the first winding motor and the second winding motor, the walking component is fixed to the traction rope through a fixing part, the walking component is slidably arranged in the track groove, and the walking component is provided with a connecting part passing through the slideway and fixed to the palm front end fixing part at the lower end.

[0009] Further: the track groove is spiral.

[0010] Furthermore: the upper plate and the lower plate are formed by 3D printing.

[0011] Further: the front and rear sides of the auxiliary track plate are slidably set on the support plate, the support plate is provided with a first screw slider mechanism, one side of the auxiliary track plate is fixed to the slider of the first screw slider mechanism, the left and right sides of the main bracket are provided with a second screw slider mechanism, the two sides of the support plate are fixed to the slider of the second screw slider mechanism, and the fine adjustment is achieved under the established track of the spiral track through the compensation adjustment of the first screw slider mechanism and the second screw slider mechanism.

[0012] Further: a lifting plate is arranged on the left and right sides of the main bracket, the lifting plate is arranged to slide longitudinally relative to the main bracket, a third screw slider mechanism is arranged on both sides of the main bracket, the lifting plate fixes the slider of the third screw slider mechanism on the corresponding side, and the auxiliary track plate is fixed on the lifting plate.

[0013] Further: a first strap is provided on one side of the ankle and heel support component and is adapted to the buckle on the other side, a second strap is provided on one side of the palm front end fixing component in a horizontal direction and is adapted to the buckle on the other side, and a third strap is provided on one side of the palm front end fixing component in a longitudinal direction and is adapted to the buckle on the other side.

[0014] Further: the longitudinal extension method is a telescopic rod, and the universal rotation method is a ball joint.

[0015] Further: the ankle and heel support component is provided with an arc-shaped groove, the groove surface is a soft package surface, the palm front end fixing component includes a rigid supporting bottom plate and a wrapping part, the wrapping part is provided with a space for accommodating the palm front end, and the wrapping part adopts an inflatable airbag component.

[0016] Further: a plurality of rollers are arranged at intervals on the inner arm of the track groove, the walking part includes a wire clamp part, a sliding part and a connecting part, the wire clamp part, the sliding part and the connecting part are connected from top to bottom, the wire clamp part is used to clamp and fix the traction rope, groove wheels are rollingly arranged on both sides of the sliding part, the groove wheels are adapted to both sides of the slideway, and the connecting part is used to be connected to the palm front end fixing part through bolts.

[0017] Further: the upper plate is provided with a plurality of fixing plates for fixing with the slider on one side of the support plate and the slider of the first screw slider mechanism on the other side through bolts.

[0018] Compared with the prior art, the present invention has the following advantages and effects:

[0019] (1) This product can select the appropriate position to perform plantar flexion, dorsiflexion and circumflexion auxiliary movements according to the patient's actual condition and rehabilitation stage, so that the patient can obtain an adaptable rehabilitation course. At the same time, in order to reduce the cost of use and the applicability of the equipment, the upper plate and the lower plate are formed by 3D printing, and the trajectory of the lower plate can be adaptively designed according to the patient's actual ankle pathological characteristics and the setting of the rehabilitation cycle, so that the device has good adaptability, and at the same time, it also ensures that each patient can perform auxiliary operations according to their actual pathology or the best rehabilitation course.

[0020] (2) The design of this product is combined with the above-mentioned spiral trajectory. Through the compensatory adjustment (positive and negative) of the first screw slider mechanism and the second screw slider mechanism, fine-tuning can be achieved under the predetermined trajectory of the spiral track, so as to reduce or increase the predetermined stroke at a certain position or a certain section of the trajectory, which is more suitable for the needs of patients. Based on theoretical design, while solving the errors existing in the theory in practice, it ensures the ankle pump movement of patients and ensures that it has a positive and good effect on foot and limb rehabilitation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic structural diagram of an ankle pump exercise auxiliary device according to an embodiment of the present invention.

[0022] Figure 2 It is a schematic structural diagram of an ankle pump exercise auxiliary device according to an embodiment of the present invention.

[0023] Figure 3 It is a schematic structural diagram of an ankle pump exercise auxiliary device according to an embodiment of the present invention.

[0024] Figure 4 It is a schematic diagram of the structure of the auxiliary track pad according to an embodiment of the present invention.

[0025] Figure 5 It is a schematic diagram of the structure of the track groove of an embodiment of the present invention.

[0026] Figure 6 It is a schematic diagram of the structure of the walking component of an embodiment of the present invention.

[0027] Figure numbers: main bracket 1, ankle and heel support component 2, palm front end fixing component 3, auxiliary track plate 4, telescopic rod 5, ball hinge seat 6, walking component 7, track groove 41, upper plate 42, lower plate 43, slide 44, first winding motor 45, second winding motor 46, traction rope 47, walking component 48, winding column 49, support plate 11, first screw slider mechanism 12, second screw slider mechanism 13, lifting plate 14, third screw slider mechanism 15, first strap 21, second strap 32, third strap 33, groove 22, bottom plate 34, wrapping part 35, roller 40, wire clamp part 481, sliding part 482, fixing part 483, groove wheel 484. DETAILED DESCRIPTION

[0028] The present invention will be further described in detail below with reference to the accompanying drawings and by way of examples. The following examples are intended to explain the present invention but the present invention is not limited to the following examples.

[0029] See also Figure 1-Figure 6 The present embodiment is an ankle pump exercise auxiliary device, comprising a main bracket 1, an ankle heel support component 2, a palm front end fixing component 3 and an auxiliary track board 4.

[0030] The ankle heel support component 2 is used for supporting the base of the ankle. The ankle heel support component 2 is arranged on the lower side of the main support 1. The ankle heel support component 2 is connected to the main support 1 in a longitudinal telescopic manner and a universal rotation manner.

[0031] The palm front end fixing component 3 is arranged on the upper side of the ankle heel support component 2, and the auxiliary track plate 4 is arranged above the main bracket 1. The auxiliary track plate 4 is provided with a track adapted to the running track, and the track has a walking component 7. The walking component 7 is driven by the driving component to run in the track groove 41. The walking component 7 is connected to the palm front end fixing component 3 by a universal rotation method, wherein the longitudinal telescopic method is a telescopic rod 5, and the universal rotation method is a ball joint seat. The upper plate 42 is provided with a plurality of fixing plates for fixing with the slider on one side of the support plate 11 and the slider of the first screw slider mechanism 12 on the other side through bolts.

[0032] The present embodiment relates to a rehabilitation device for performing ankle pump exercise. The specific use method is that the ankle root is fixed to the ankle heel support component 2, the front end of the sole is fixed to the front end fixing component 3, and the auxiliary track board 4 is provided with a track for performing ankle pump exercise, such as a track for performing plantar flexion and dorsiflexion or a circumferential movement. In this structure, the track of the specific auxiliary track board 4 is selected according to the adaptable track of different patient rehabilitation stages, wherein the ankle heel support component 2 is connected to the main bracket 1 in a longitudinal telescopic manner and a universal rotation manner, and the walking component 7 is connected to the front end fixing component 3 in a universal rotation manner. The front end fixing part 3 is connected in a manner such that, driven by the driving part, the palm front end fixing part 3 changes its orientation, thereby achieving plantar flexion, dorsiflexion or wrapping of the sole of the foot and the track driving direction, wherein the ankle and heel support part 2 is longitudinally telescopically extended and universally rotated, and the walking part 7 is connected to the palm front end fixing part 3 in a universally rotating manner, which helps to adapt to the change in the travel distance between the ankle and heel support part 2 and the palm front end fixing part 3 caused by the change in orientation and direction of the palm front end fixing part 3, thereby ensuring that the positions of the sole of the foot and the ankle relative to the fixing part 483 remain relatively unchanged, thereby effectively ensuring the adaptability and integrity of the running track.

[0033] The auxiliary track plate 4 described in this embodiment includes an upper plate 42 and a lower plate 43, the lower plate 43 is provided with a track groove 41, and the bottom of the track is provided with a slideway 44 running through from top to bottom. The driving component includes a first winding motor 45, a second winding motor 46 and a traction rope 47, the first winding motor 45 and the second winding motor 46 are fixed under the groove of the upper plate 42, the upper plate 42 and the lower plate 43 are adapted to cover and fix, the two ends of the traction rope 47 are respectively connected and fixed to the winding columns 49 of the first winding motor 45 and the second winding motor 46, and the walking component 7 is fixed by the fixing part 483. The walking component 7 is fixed on the traction rope 47, and the walking component 7 is slidably arranged in the track groove 41. The walking component 7 is provided with a connecting portion which is passed through the slideway 44 and fixed to the palm front end fixing component 3 at the lower end. In this structure, the upper plate 42 and the lower plate 43 are split, which is convenient for the installation of the driving component. The upper plate 42 is provided with an installation position for installing the first winding motor 45 and the second winding motor 46. It is passed through the installation position from the upper part and fixed, so that its winding column 49 is at the lower end of the upper plate 42. The first winding motor 45 and the second winding motor 46 are respectively provided with the starting position of the track groove 41. The traction The guide rope 47 is laid along the track groove 41, the walking component 7 is fixed to the traction rope 47 and placed in the initial position of the track groove 41, and then the upper plate 42 and the lower plate 43 are covered and fixed (bolted or fixed with a snap structure), and the first winding motor 45 and the second winding motor 46 work respectively to make the traction rope 47 drive the walking component 7 to reciprocate in the track groove 41, wherein the walking component 7 is connected to the palm front end fixing component 3, so that the palm front end fixing component 3 can move around the track groove 41. As shown in the figure in the specific embodiment, the track groove 41 is spiral, and the spiral track groove 41 has different The effects of plantar flexion, dorsiflexion and circumferential stroke, therefore, according to the actual situation of the patient and the rehabilitation stage, the auxiliary movements of plantar flexion, dorsiflexion and circumference can be selected in an appropriate stroke, so that the patient can obtain an adaptable rehabilitation course. At the same time, in order to reduce the cost of use and the applicability of the equipment, the upper plate 42 and the lower plate 43 are formed by 3D printing, and the trajectory of the lower plate 43 can be adaptively designed according to the actual pathological characteristics of the patient's ankle joint and the setting of the rehabilitation cycle, so that the device has good adaptability, and also ensures that each patient has auxiliary operations according to his actual pathology or the best rehabilitation course.

[0034] Among them, the front and rear sides of the auxiliary track plate 4 are slidably set on the support plate 11, and a first screw slider mechanism 12 is set on the support plate 11, and one side of the auxiliary track plate 4 is fixed to the slider of the first screw slider mechanism 12, and the left and right sides of the main bracket 1 are provided with a second screw slider mechanism 13, and the two sides of the support plate 11 are fixed to the slider of the second screw slider mechanism 13, and the upper plate 42 is provided with a plurality of fixing plates for fixing with the slider on one side of the support plate 11 and the slider of the first screw slider mechanism 12 on the other side through bolts. The setting of the first screw slider mechanism 12 allows the support plate 11 to be adjusted in the left and right directions, thereby compensating the movement of the above-mentioned movement trajectory in the left and right directions. Similarly, the second screw slider mechanism 13 compensates the movement of the movement trajectory in the front and back directions, which is used to overcome the stroke error of the track plate based on the theoretical design. At the same time, through the movement of the first screw slider with a slider structure and the second screw slider mechanism 13, the ankle can be subjected to front and back plantar flexion and dorsiflexion and left and right surrounding at a certain fixed position respectively. The left and right sides of the main bracket 1 are provided with lifting plates 14, and the lifting plates 14 are longitudinally slidably arranged relative to the main bracket 1. The two sides of the main bracket 1 are provided with third screw slider mechanisms 15, and the lifting plates 14 fix the sliders of the third screw slider mechanisms 15 on the corresponding side. The auxiliary track plate 4 is fixed on the lifting plates 14. Through the setting of the third screw slider mechanism 15, the relative height of the palm front end fixing component 3 and the ankle root support is adjusted to control the foot length of different patients and improve the adaptability of this product.

[0035] In this embodiment, in combination with the above-mentioned spiral trajectory, the compensatory adjustment (positive and negative) of the first screw slider mechanism 12 and the second screw slider mechanism 13 can be used to achieve fine-tuning of the predetermined trajectory of the spiral track, thereby reducing or increasing the predetermined stroke at a certain position or a certain section of the trajectory, better adapting to the needs of patients, and based on theoretical design. At the same time, the errors existing in the theory are solved in practice to ensure the ankle pump movement of patients and to ensure that the positive and good effects of foot and limb rehabilitation are achieved.

[0036] The present embodiment specifically provides a design of a strap for fixing the ankle and the sole of the foot. Specifically, a first strap 21 is provided on one side of the ankle and heel supporting component 2 and is matched with a buckle on the other side. A second strap 32 is provided on one side of the palm front fixing component 3 in a transverse direction and is matched with the buckle on the other side. A third strap 33 is provided on one side of the palm front fixing component 3 in a longitudinal direction and is matched with the buckle on the other side. In this structure, the first strap 21 is passed through the front end of the ankle and fixed on the other side, the third strap 33 is passed through the upper end surface of the front end of the sole and fixed on the other side, and the second strap 32 is passed through the rear end of the ankle and fixed on the other side. Through the above-mentioned strap structure, the sole of the foot can be firmly fixed to the ankle and heel supporting component 2 and the palm front fixing component 3, and it is not easy to shift relative to each other, which provides a stability basis for ensuring normal plantar flexion, dorsiflexion and wrapping of the ankle.

[0037] The ankle and heel support component 2 is provided with an arc-shaped groove 22, and the surface of the groove 22 is a soft-packed surface. The front end palm fixing component 3 includes a rigid supporting bottom plate 34 and a wrapping portion 35, and the wrapping portion 35 is provided with a space for accommodating the front end of the palm. The wrapping portion 35 adopts an inflatable airbag component. Both the soft-packed surface and the inflatable airbag component can better protect the surface of the sole of the foot. At the same time, the front end of the sole of the foot is adapted to be arranged on the inflatable airbag component with an accommodating space. While protecting the sole of the foot, it can ensure that the fixation is relatively stable. At the same time, when the front end palm fixing component 3 is surrounded by the walking component 7, due to the flexibility of the airbag component, good adaptability is provided for the sole of the foot.

[0038] In this embodiment, the inner arm of the track groove 41 is provided with a plurality of rollers 40 arranged at intervals, and the walking component 7 includes a wire clamp portion 481, a sliding portion 482 and a connecting portion, wherein the wire clamp portion 481, the sliding portion 482 and the connecting portion are connected from top to bottom, and the wire clamp portion 481 is used to clamp and fix the traction rope 47, and groove wheels 484 are provided on both sides of the sliding portion 482 for rolling, and the groove wheels 484 are adapted to both sides of the slideway 44, and the connecting portion is used to connect with the palm front end fixing component 3 through bolts. The setting of the rollers 40 helps to improve the sliding property of the traction rope 47 in the track groove 41, making the traction smoother, and the groove wheels 484 are provided on the slideway 44 to ensure the stability of the sliding and are not easy to detach, wherein the walking component 7 may have an installation position on the inner side of the track groove 41 adapted to enter the slideway 44.

[0039] The above contents described in this specification are merely examples of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, as long as they do not deviate from the contents of the present specification or exceed the scope defined by the claims, they shall all fall within the protection scope of the present invention.

Claims

1. An ankle pump exercise assisting device, characterized in that: It includes a main bracket, an ankle heel support component, a palm front fixing component and an auxiliary track plate. The ankle heel support component is used for supporting the base of the ankle. The ankle heel support component is arranged on the lower side of the main support. The ankle heel support component is connected to the main support in a longitudinal telescopic manner and a universal rotation manner. The palm front end fixing component is arranged on the upper side of the ankle heel supporting component, the auxiliary track board is arranged above the main bracket, the auxiliary track board is provided with a track adapted to the running track, the track has a running component, the running component is driven by the driving component to run in the track groove, and the running component is connected to the palm front end fixing component in a universal rotation manner; The auxiliary track plate comprises an upper plate and a lower plate, the lower plate is provided with a track groove, the bottom of the track is provided with a slideway running through from top to bottom, the driving component comprises a first winding motor, a second winding motor and a traction rope, the first winding motor and the second winding motor are fixed under the groove of the upper plate, the upper plate and the lower plate are adapted to cover and fix, the two ends of the traction rope are respectively connected and fixed to the winding columns of the first winding motor and the second winding motor, the walking component is fixed to the traction rope through a fixing part, the walking component is slidably arranged in the track groove, and the walking component is provided with a connecting part passing through the slideway and fixed to the palm front end fixing component at the lower end; The track groove is spiral; The front and rear sides of the auxiliary track plate are slidably arranged on the support plate, the support plate is provided with a first screw slider mechanism, one side of the auxiliary track plate is fixed to the slider of the first screw slider mechanism, the left and right sides of the main bracket are provided with a second screw slider mechanism, the two sides of the support plate are fixed to the slider of the second screw slider mechanism, and the first screw slider mechanism and the second screw slider mechanism are used for compensating and adjusting to achieve fine adjustment under a predetermined track of the spiral track; Lifting plates are arranged on the left and right sides of the main bracket, and the lifting plates are arranged to slide longitudinally relative to the main bracket. Third screw slider mechanisms are arranged on both sides of the main bracket, and the lifting plates fix the sliders of the third screw slider mechanisms on the corresponding sides, and the auxiliary track plate is fixed on the lifting plates.

2. The ankle pump exercise auxiliary equipment according to claim 1, characterized in that: The upper plate and the lower plate are formed by 3D printing.

3. The ankle pump exercise auxiliary equipment according to claim 1, characterized in that: A first strap is provided on one side of the ankle and heel support component and is adapted to the buckle on the other side, a second strap is provided on one side of the palm front end fixing component in a horizontal direction and is adapted to the buckle on the other side, and a third strap is provided on one side of the palm front end fixing component in a longitudinal direction and is adapted to the buckle on the other side.

4. The ankle pump exercise auxiliary equipment according to claim 1, characterized in that: The longitudinal extension method is a telescopic rod, and the universal rotation method is a ball joint.

5. The ankle pump exercise auxiliary equipment according to claim 1, characterized in that: The ankle and heel support component is provided with an arc-shaped groove, the groove surface is a soft-packed surface, the palm front end fixing component includes a rigid supporting bottom plate and a wrapping part, the wrapping part is provided with a space for accommodating the palm front end, and the wrapping part adopts an inflatable airbag component.

6. The ankle pump exercise auxiliary equipment according to claim 1, characterized in that: The inner arm of the track groove is provided with a plurality of rollers arranged at intervals, and the walking part includes a wire clamp part, a sliding part and a connecting part, which are connected from top to bottom, and the wire clamp part is used to clamp and fix the traction rope, and groove wheels are provided on both sides of the sliding part in a rolling manner, and the groove wheels are adapted to both sides of the slideway, and the connecting part is used to be connected to the palm front end fixing part through a bolt.

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