CN213884102U - Ankle joint training device - Google Patents

Abstract

The embodiment of the application provides an ankle joint training ware, which comprises a flat plate, shank fixing device, sole fixing device and angle adjusting device, the flat plate is used for providing for the patient and takes the space, shank fixing device sets up the first end at the flat plate, shank fixing device is used for fixed patient's shank, sole fixing device sets up the one side that deviates from dull and stereotyped second end at shank fixing device, sole fixing device is used for fixed patient's sole, angle adjusting device sets up between shank fixing device and sole fixing device, angle adjusting device and sole fixing device rotatable coupling, contained angle between with regulation sole fixing device and the shank fixing device. The embodiment of the application can carry out rehabilitation training on the ankle joint of a patient for a long time in a small amplitude manner, has strong fracture protection performance and has a good treatment effect on ankle joint dysfunction.

Description

Ankle joint training device

Technical Field

The application relates to the technical field of orthopedic instruments, in particular to an ankle joint trainer.

Background

The ankle joint is composed of the joint surface of the lower ends of the tibia and the fibula and the talus pulley, so that the ankle joint is also called a talus calf joint. After trauma or surgery to the ankle, ankle fixation devices are required to limit the motion of the ankle to facilitate rapid repair of soft tissues. Various contractures and adhesions often occur in the ankle joint during the repair process, so that the ankle joint dysfunction with different degrees can be generated after the ankle joint fixing device is removed, and the ankle joint dysfunction is very common clinically. Ankle joint dysfunction (particularly ankle joint flexion and extension dysfunction) greatly affects the daily life of a patient, and therefore it is a very important thing that rehabilitation training is carried out on the ankle joint of the patient.

In the related art, methods such as lysis, rehabilitation, and physical factor therapy are often used for the treatment of ankle dysfunction. However, the above-mentioned treatment methods have poor therapeutic effects because of their short duration.

Disclosure of Invention

The embodiment of the application provides an ankle joint training ware, mainly used solves the not good problem of treatment effect to ankle joint dysfunction among the correlation technique.

The embodiment of the application provides an ankle joint training ware includes:

a tablet for providing a seating space for a patient;

the lower leg fixing device is arranged at the first end of the flat plate and is used for fixing the lower leg of the patient;

the sole fixing device is arranged on one side of the shank fixing device, which is far away from the second end of the flat plate, and is used for fixing the sole of the patient;

the angle adjusting device is arranged between the crus fixing device and the sole fixing device and is rotatably connected with the sole fixing device so as to adjust an included angle between the sole fixing device and the crus fixing device.

Optionally, the shank fixing device comprises a shank bracket and a shank buckle which are matched with the shank of the patient in shape, the shank bracket and the shank buckle are arranged oppositely, the shank bracket is connected to the flat plate through a support, the vertical section of the shank bracket and the vertical section of the shank buckle are both arc-shaped, and the concave direction of the vertical section of the shank bracket is opposite to the concave direction of the vertical section of the shank buckle.

Optionally, the lower leg fixing device further comprises a first fixing strap, the first fixing strap is wound around the outer sides of the lower leg bracket and the lower leg buckle, and two ends of the first fixing strap are detachably connected.

Optionally, the sole fixing device includes a sole support adapted to the shape of the sole of the patient, the sole support includes a bottom surface and a side surface vertically disposed on the bottom surface, the side surface is provided with an opening for the sole to pass through, the side surfaces on two sides of the opening are connected with a crank support, one end of the crank support departing from the sole support is provided with a rotating shaft, and the crank support is rotatably connected with the angle adjusting device through the rotating shaft.

The ankle joint training device as described above, optionally, the sole fixing means further comprises a second fixing strap, the second fixing strap is wound around the outer side of the sole support, and both ends of the second fixing strap are detachably connected.

As above ankle joint training ware, optionally, sole fixing device still includes the crane span structure, the crane span structure setting is in the bottom surface that the sole held in the palm holds in the palm deviates from one side of the side that the sole held in the palm, the crane span structure includes the baffle and sets up the connecting plate of baffle both sides, still be equipped with on the crank support and connect protruding, the connecting plate with connect protruding fixed connection, the crank support with the side rotatable coupling that the sole held in the palm.

As above ankle joint training ware, optionally, be equipped with a plurality of connecting holes on the crank support, it is a plurality of the connecting hole is followed the extending direction of crank support is equidistant to be set up, be equipped with a plurality of through-holes on the side that the sole held in the palm, round pin axle pass in proper order behind connecting hole and the through-hole in order with the crank support with the side rotation that the sole held in the palm links to each other.

The ankle joint training device as described above, optionally, comprises two angle adjusting devices, and the two angle adjusting devices are respectively connected with the two crank supports;

angle adjusting device includes intermeshing's turbine and worm, the first pot head of worm is equipped with the hand wheel, the second pot head of worm is equipped with the belt pulley, the turbine passes through the bearing and connects on the crank support the pivot, two the belt pulley is connected through the hold-in range.

The ankle joint training device according to the above, optionally, the angle adjusting means comprises a housing including a first housing and a second housing detachably connected, the worm wheel, the worm, and the pulley being disposed in the housing.

As above ankle joint training ware, optionally, still be equipped with the extension rod on the hand wheel, the extension rod cover is established on the hand wheel, the extension rod deviates from one side of hand wheel is equipped with hand wheel extension wheel.

Adopt according to ankle joint training ware of this application embodiment, it is dull and stereotyped including, shank fixing device, sole fixing device and angle adjusting device, the flat board is used for providing for the patient and takes the space, shank fixing device sets up the first end at the flat board, shank fixing device is used for fixed patient's shank, sole fixing device sets up the one side that deviates from dull and stereotyped second end at shank fixing device, sole fixing device is used for fixed patient's sole, angle adjusting device sets up between shank fixing device and sole fixing device, angle adjusting device and sole fixing device rotatable coupling, with the contained angle between regulation sole fixing device and the shank fixing device. When the ankle joint trainer of the embodiment of the application is used for carrying out rehabilitation training on the ankle joint of a patient, the heel of the foot of the patient is placed on the foot support, the back side of the shank of the patient is placed on the shank bracket, the foot support can be adjusted to a proper position through the angle adjusting device, the back side of the shank of the patient is attached to the shank bracket, the shank and the shank bracket are hooped tightly through the first fixing bandage, and therefore the ankle joint of the patient can be carried out rehabilitation training. The embodiment of the application can carry out rehabilitation training on the ankle joint of a patient for a long time in a small amplitude manner, has strong fracture protection performance and has a good treatment effect on ankle joint dysfunction.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic diagram illustrating an ankle training apparatus according to an embodiment of the present application;

FIG. 2 is an exploded view of an ankle trainer according to an embodiment of the present application;

fig. 3 is an exploded view of an angle adjustment device according to an embodiment of the present application;

FIG. 4 is a simplified structural diagram of a sole attachment apparatus according to an embodiment of the present application;

FIG. 5 illustrates an exploded view of a ball of the foot immobilization device according to an embodiment of the present application;

fig. 6(a) -6 (c) are diagrams illustrating a state of use of the ankle trainer according to an embodiment of the present application.

Reference numerals:

10-ankle joint trainer;

100-plate; 110-daughter plate; 120-hinge;

200-a lower leg fixation device; 210-a calf support; 220-shank gusset plate; 230-a first securing strap;

300-a sole fixation device; 310-sole support; 311-a via hole; 312-pin shaft; 313-a fastener; 320-crank support; 321-a rotating shaft; 322-connecting projections; 323-connecting hole; 330-a second securing strap; 340-a bridge frame;

400-angle adjustment means; 410-a turbine; 420-a worm; 430-a hand wheel; 440-a pulley; 450-a bearing; 460-a synchronous belt; 470-a housing; 471-a first housing; 472-a second housing; 473-support; 474-synchronous belt shell; 480-an extension rod; 490-hand wheel extension wheel;

20-patient.

Detailed Description

In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

Example one

FIG. 1 is a schematic diagram illustrating an ankle training apparatus according to an embodiment of the present application; FIG. 2 is an exploded view of an ankle trainer according to an embodiment of the present application; fig. 3 is an exploded view of an angle adjustment device according to an embodiment of the present application; FIG. 4 is a simplified structural diagram of a sole attachment apparatus according to an embodiment of the present application; FIG. 5 illustrates an exploded view of a ball of the foot immobilization device according to an embodiment of the present application; FIGS. 6(a) -6 (c) are diagrams illustrating a state of use of the ankle trainer according to an embodiment of the present application; please refer to fig. 1-6 (c).

The present embodiment provides an ankle training device 10 comprising:

a plate 100, the plate 100 being used to provide a sitting space for the patient 20, thereby improving the applicability of the ankle joint training apparatus 10 so that the patient 20 can use the ankle joint training apparatus 10 for rehabilitation training at any time. For carrying convenience, the plate 100 in this embodiment includes a plurality of sub-plates 110 connected by hinges 120, and two adjacent sub-plates 110 are connected by hinges 120, so that the ankle joint training device 10 can be reduced in size by folding the sub-plates 110, and the patient 20 can carry the device with him/her.

A lower leg fixing device 200, the lower leg fixing device 200 being disposed at a first end of the flat plate 100, the lower leg fixing device 200 being for fixing the lower leg of the patient 20 to prevent movement of the lower leg.

A sole fixing device 300, the sole fixing device 300 is disposed on a side of the lower leg fixing device 200 facing away from the second end of the plate 100, and the sole fixing device 300 is used for fixing the sole of the foot of the patient 20 to prevent the sole from moving.

The angle adjusting device 400 is arranged between the lower leg fixing device 200 and the sole fixing device 300, and the angle adjusting device 400 is rotatably connected with the sole fixing device 300 to adjust an included angle between the sole fixing device 300 and the lower leg fixing device 200, so that traction treatment of the ankle joint part of the patient 20 is realized.

When the ankle joint training device of the embodiment is used for rehabilitation training of the ankle joint of a patient, the heel part of the foot of the patient 20 is placed on the sole fixing device 300, the back side of the lower leg of the patient is placed on the lower leg fixing device 200, the sole fixing device 300 can be adjusted to a proper position through the angle adjusting device 400, the back side of the lower leg of the patient is attached to the lower leg fixing device 200, and therefore the ankle joint of the patient 20 can be rehabilitated and trained. The embodiment can carry out rehabilitation training on the 20 ankle joints of the patient for a long time and in a small range, has strong fracture protection performance and better treatment effect on ankle joint dysfunction; in addition, this application embodiment is through setting up dull and stereotyped 100 into a plurality of articulated sub-dull and stereotyped 110 of connecting, and the folding of being convenient for is accomodate, conveniently carries.

Specifically, the lower leg fixing device 200 of the present embodiment includes a lower leg bracket 210 and a lower leg buckle 220 that are adapted to the shape of the lower leg of the patient 20, and the lower leg bracket 210 and the lower leg buckle 220 are disposed opposite to each other and are respectively used for covering the upper and lower sides of the lower leg of the patient 20. The lower leg bracket 210 is connected to the plate 100 via a support, and the support and the plate 100 can be connected and fixed by a fastener such as a bolt. The vertical cross section of the calf bracket 210 and the vertical cross section of the calf buckle 220 are both circular arc-shaped, and the vertical cross section of the calf bracket 210 is concave in the opposite direction to the vertical cross section of the calf buckle 220 to adapt to the shape of the calf of the patient 20.

Further, the lower leg fixing device 200 of the present embodiment further includes a first fixing strap 230, the first fixing strap 230 is wound around the outer sides of the lower leg bracket 210 and the lower leg buckle 220, and both ends of the first fixing strap 230 are detachably connected to fixedly connect the lower leg of the patient 20 with the lower leg bracket 210 and the lower leg buckle 220. When the lower leg support is used, the lower leg of the patient 20 is firstly placed on the lower leg bracket 210 on the support to support the lower part of the lower leg of the patient 20, then the lower leg buckle 220 is covered on the upper part of the lower leg of the patient 20, and finally the first fixing strap 230 is used for fastening and fixing to prevent the movement of the lower leg. The two ends of the first fixing strap 230 may be connected and fixed by a common connection method such as bonding, clamping, etc., which is not further limited in this embodiment.

The sole fixing device 300 of the present embodiment includes a sole support 310 adapted to the shape of the sole of the patient 20, the sole support 310 includes a bottom surface and a side surface vertically disposed on the bottom surface, the bottom surface is used for preventing the sole of the patient 20, and the side surface is used for preventing the sole from falling off, so as to play a certain limiting role. An opening is also provided in the side for the sole to pass through, the opening being located on the side facing away from the plate 100 to facilitate placement of the sole on the sole support 310 by the patient 20. The side surfaces at the two sides of the opening are connected with a crank bracket 320, one end of the crank bracket 320, which is far away from the sole support 310, is provided with a rotating shaft 321, and the crank bracket 320 is rotatably connected with the angle adjusting device 400 through the rotating shaft 321; that is, in the present embodiment, the angle adjusting device 400 rotates the crank bracket to drive the palm rest 310 to rotate, so as to adjust the angle of the foot of the patient.

Further, the sole fixing device 300 of the present embodiment further includes a second fixing strap 330, the second fixing strap 330 is wound on the outer side of the sole support 310, and both ends of the second fixing strap 330 are detachably connected to fixedly connect the sole of the patient 20 with the sole support 310. In use, the sole of the patient 20 is placed on the sole support 310 and supported by the lower side to support the heel, and then fastened and fixed by the second fastening band 330 to prevent the movement of the sole. The two ends of the second fixing strap 330 can be connected and fixed by using a common connection method such as bonding, clamping, etc., which is not further limited in this embodiment.

The sole fixing device 300 of the embodiment further comprises a bridge 340, the bridge 340 is arranged on one side, away from the side face of the sole support 310, of the bottom face of the sole support 310, the bridge 340 comprises a baffle and connecting plates arranged on two sides of the baffle, and the baffle is used for limiting rotation of the bottom face, so that damage to the ankle joint of a patient due to the fact that the rotation angle of the sole support 310 is too large is prevented. The crank bracket 320 is further provided with a connecting protrusion 322, the connecting plate is fixedly connected with the connecting protrusion 322 through a fastening element 313, and the fastening element 313 can be selected from fastening elements commonly used in the prior art, such as a fastening bolt. The crank bracket 320 is rotatably connected with the side surface of the sole support 310 so as to further adjust the angle of the sole support 310 and adapt to rehabilitation stretching exercises at different positions.

Optionally, in this embodiment, a plurality of connection holes 323 are formed in the crank bracket 320, the connection holes 323 are disposed at equal intervals along the extending direction of the crank bracket 320, a plurality of through holes 311 are formed in the side surface of the sole support 310, and the pin 312 sequentially passes through the connection holes 323 and the through holes 311 to rotatably connect the crank bracket 320 and the side surface of the sole support 310. Through changing different through-holes 311 and being connected with connecting hole 323 to the sole length of adaptation different sizes changes the height that lifts up of sole, and the patient of being convenient for is carried out the rehabilitation training.

Further, the ankle training device 10 of the present embodiment includes two angle adjusting means 400, the two angle adjusting means 400 are respectively disposed at both sides of the extension direction of the platform 100, and the two angle adjusting means 400 are respectively connected to the two crank brackets 320.

The angle adjusting device 400 comprises a worm wheel 410 and a worm 420 which are meshed with each other, a first end of the worm 420 is sleeved with a hand wheel 430, a second end of the worm 420 is sleeved with a belt pulley 440, the worm wheel 410 is connected with a rotating shaft 321 on the crank bracket 320 through a bearing 450, and the two belt pulleys 440 are connected through a synchronous belt 460. The present embodiment adopts the transmission structure of the worm gear and the worm gear, so that the occurrence of reverse rotation can be effectively prevented, and the use safety of the patient 20 is protected. Only when the patient 20 rotates the handwheel 430 does the worm gear drive rotate, which in turn drives the crank bracket 320 to rotate. The two worm gear structures on the two sides are connected through the belt pulley 440 and the synchronous belt 460, so that the motion consistency of the two angle adjusting devices 400 is ensured.

The angle adjustment apparatus 400 of the present embodiment further includes a housing 470, the housing 470 includes a first housing 471 and a second housing 472 detachably connected, and the worm wheel 410, the worm 420 and the pulley 440 are all disposed in the housing 470 to prevent damage. The housing 470 further includes a support 473, the support 473 is disposed on the plate 100, and functions to connect the angle adjusting devices 400 at both sides; the carrier 473 is provided with a groove for receiving the timing belt 460, and the groove is covered by the timing belt housing 474.

In order to facilitate the use of the patient 20, considering that the patient 20 may have contracture leg joints and cannot touch the hand wheel 430, the hand wheel 430 of this embodiment is further provided with an extension rod 480, the extension rod 480 is sleeved on the hand wheel 430, and one side of the extension rod 480, which is away from the hand wheel 430, is provided with a hand wheel extension wheel 490, so that the patient can control the rotation of the angle adjusting device 400 in a state of keeping sitting straight, thereby facilitating the use of the user.

As shown in fig. 6(a) -6 (c), when the ankle training device 10 of the present embodiment is used, the heel of the foot of the patient 20 is placed on the foot sole 310, the rear side of the lower leg of the patient 20 is placed on the lower leg bracket 210, the hand wheel 430 of the angle adjustment device is rotated to adjust the foot sole 310 to a proper angle position, the rear side of the lower leg of the patient 20 is tightly attached to the lower leg bracket 210, and the lower leg bracket 210 are tightened by the first fixing band 230, so that the rehabilitation training at the ankle joint of the patient 20 can be performed. The specific adjustment angle can be adjusted according to the needs of the patient 20, and can be adjusted to any angle within the angle range shown in fig. 6(a) -6 (c).

The ankle rehabilitation training device can be used for carrying out rehabilitation training on the ankle of a patient for a long time and in a small range, has strong fracture protection performance and has a good treatment effect on ankle dysfunction; in addition, this embodiment is convenient for fold and accomodates, conveniently carries, and the practicality is strong.

In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims (10)

1. An ankle joint exerciser, comprising:

a tablet for providing a seating space for a patient;

the lower leg fixing device is arranged at the first end of the flat plate and is used for fixing the lower leg of the patient;

the sole fixing device is arranged on one side of the shank fixing device, which is far away from the second end of the flat plate, and is used for fixing the sole of the patient;

the angle adjusting device is arranged between the crus fixing device and the sole fixing device and is rotatably connected with the sole fixing device so as to adjust an included angle between the sole fixing device and the crus fixing device.

2. The ankle joint trainer according to claim 1, wherein the shank fixing device comprises a shank bracket and a shank buckle which are matched with the shape of a shank of a patient, the shank bracket and the shank buckle are oppositely arranged, the shank bracket is connected to the flat plate through a support, the vertical section of the shank bracket and the vertical section of the shank buckle are both arc-shaped, and the concave direction of the vertical section of the shank bracket is opposite to the concave direction of the vertical section of the shank buckle.

3. The ankle joint training apparatus according to claim 2, wherein the lower leg fixing device further comprises a first fixing strap, the first fixing strap is wound around the outer sides of the lower leg bracket and the lower leg gusset, and both ends of the first fixing strap are detachably connected.

4. The ankle joint training device according to claim 1, wherein the sole fixing device comprises a sole support adapted to the shape of the sole of the foot of the patient, the sole support comprises a bottom surface and a side surface vertically arranged on the bottom surface, the side surface is provided with an opening for the sole to pass through, the side surfaces on both sides of the opening are connected with a crank support, one end of the crank support departing from the sole support is provided with a rotating shaft, and the crank support is rotatably connected with the angle adjusting device through the rotating shaft.

5. The ankle joint exerciser according to claim 4, wherein the sole fixing means further comprises a second fixing band wound around an outer side of the sole support, both ends of the second fixing band being detachably connected.

6. The ankle joint training device according to claim 4, wherein the sole fixing device further comprises a bridge, the bridge is disposed on a side of the bottom surface of the sole support facing away from the side surface of the sole support, the bridge comprises a baffle and connecting plates disposed on two sides of the baffle, the crank support is further provided with a connecting protrusion, the connecting plates are fixedly connected with the connecting protrusion, and the crank support is rotatably connected with the side surface of the sole support.

7. The ankle joint training device according to claim 6, wherein a plurality of connecting holes are formed in the crank support, the connecting holes are arranged at equal intervals along the extending direction of the crank support, a plurality of through holes are formed in the side surface of the sole support, and a pin shaft sequentially penetrates through the connecting holes and the through holes to rotatably connect the crank support and the side surface of the sole support.

8. The ankle training device according to claim 4, comprising two of said angle adjusting means, said two angle adjusting means being connected to two of said crank brackets, respectively;

angle adjusting device includes intermeshing's worm wheel and worm, the first pot head of worm is equipped with the hand wheel, the second pot head of worm is equipped with the belt pulley, the worm wheel passes through the bearing and connects on the crank support the pivot, two the belt pulley is connected through the hold-in range.

9. The ankle trainer as claimed in claim 8, wherein the angle adjusting means comprises a housing comprising first and second removably attached shells, the worm gear, worm and pulley being disposed within the housing.

10. The ankle joint trainer according to claim 8, wherein the hand wheel is further provided with an extension rod, the extension rod is sleeved on the hand wheel, and a hand wheel extension wheel is arranged on one side of the extension rod, which is far away from the hand wheel.

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