CN219332392U

CN219332392U - Limb training device

Info

Publication number: CN219332392U
Application number: CN202320359680.0U
Authority: CN
Inventors: 尹刚刚; 陈忠哲
Original assignee: Shanghai Siyi Intelligent Technology Co
Current assignee: Shanghai Siyi Intelligent Technology Co
Priority date: 2023-03-01
Filing date: 2023-03-01
Publication date: 2023-07-14
Anticipated expiration: 2033-03-01

Abstract

The utility model provides a limb training device, comprising: the device comprises a base, a first supporting piece, a second supporting piece, an air bag and an air bag traction piece; the first bearing piece and the second bearing piece are arranged on the base and are used for respectively bearing two sections of limbs connected by joints, and the joints are one of wrists, elbows, knees and ankles; the second support comprises a first surface and a second surface facing away from each other, wherein the first surface is used for supporting the limb; the two ends of the air bag are respectively connected with the base and the second surface, and the second supporting piece is driven to swing in the expansion process of the air bag so as to realize limb training; the air bag traction piece is connected with one side of the air bag, which is close to the swinging axis of the second bearing piece, and is used for applying traction force to the air bag, so that the air bag is circumferentially arranged around the axis, and the telescopic movement of the air bag can directly act on limb swinging, thereby realizing stable limb swinging training.

Description

Limb training device

Technical Field

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

Background

In recent years, patients suffering from apoplexy, cerebral thrombosis and the like have an increasing trend, and limb movement disorders, such as arm weakness, hand weakness, leg weakness, lower limb muscular atrophy, hemiplegia and the like, occur in some patients.

To improve the quality of daily life of these patients, it is necessary to perform limb rehabilitation training thereon. Due to the fact that the patients with limb movement disorder have poor atrophic tendon capacity, injuries exist after operation and the like, rehabilitation training needs to be carried out under safer conditions, and secondary injuries are avoided.

Some limb rehabilitation training devices in the prior art use devices such as motors as motion input devices, and have the characteristics of poor stability and high rigidity of motion output, so that secondary injury of patients is easily caused.

Accordingly, there is a need to develop a new limb training device that ameliorates some of the above-described problems of the prior art.

Disclosure of Invention

The utility model aims to provide a limb training device which can drive limb training in a flexible and stable mode so as to improve the safety of rehabilitation training of patients.

To achieve the above object, the present utility model provides a limb training device, comprising: the device comprises a base, a first supporting piece, a second supporting piece, an air bag and an air bag traction piece; the first bearing piece and the second bearing piece are arranged on the base and are used for respectively bearing two sections of limbs connected by joints, and the joints are one of wrists, elbows, knees and ankles; the second support comprises a first surface and a second surface facing away from each other, wherein the first surface is used for supporting the limb; the two ends of the air bag are respectively connected with the base and the second surface, and the second supporting piece is driven to swing in the expansion process of the air bag so as to realize limb training; the air bag traction piece is connected with one side of the air bag, which is close to the swinging axis of the second bearing piece, and is used for applying traction force to the air bag so that the air bag is circumferentially arranged around the axis.

The limb training device provided by the utility model has the beneficial effects that: through first bearing piece with two sections limbs of second bearing piece bearing joint connect use the gasbag drives the second bearing piece swings, because the gasbag stretches out and draws back through inflating and bleeding, its transmission is flexible, is difficult for causing the injury, has better security. Furthermore, connecting the bladder to the second surface opposite the first surface for supporting the limb such that the force generated by the bladder collapsing acts directly on the second support for supporting the limb; the traction force is applied to the air bag through the air bag traction piece, and the air bag is axially arranged around the axis, so that the expansion and contraction direction of the air bag is consistent with the swing direction of the second bearing piece; therefore, the acting force generated by the air bag directly acts on the second bearing piece, and the expansion direction of the air bag is consistent with the swinging direction of the second bearing piece, so that the expansion motion of the air bag can directly act on the swinging of limbs, the situations of blocking, high acceleration and the like existing in complex transmission are avoided, and the training of stably driving the swinging of the limbs is realized.

Optionally, the second support is hinged to the base.

Optionally, the base includes a base body and a hinge member movably disposed in the base body and hinged to the second support member for adjusting a position of the axis of the second support member. The beneficial effects are that: the height difference between the first bearing and the second bearing is convenient to adjust.

Optionally, the base main body includes a first base surface, a gas channel is provided in the base main body, the gas channel includes a gas inlet and a gas outlet, the gas outlet is located on the first base surface and is communicated with the air bag, and the gas inlet is located on the surface of the base main body.

Optionally, the base body includes a second base surface, the second base surface is adjacent to the first base surface, and the first support is slidably disposed on the second base surface, for adjusting a position of the first support.

Optionally, the second base surface is provided with the sliding tray, the first bearing piece includes the sliding part, the sliding part activity set up in the sliding tray, the extending direction of sliding tray is directional the second bearing piece. The beneficial effects are that: the adjustment of the joint position of the patient is facilitated by moving the patient's joint to the axial position of oscillation with the second support.

Optionally, a spring is disposed between the sliding portion and the sliding groove, and is configured to apply a force directed toward the second support to the first support.

Optionally, the air bag traction member includes a first traction member and a second traction member, the first traction member is respectively connected with the second surface and the air bag, and the second traction member is respectively connected with the first base surface and the air bag.

Drawings

FIG. 1 is a schematic diagram of a limb training device according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the limb exercise apparatus of FIG. 1 in use with the patient's forearm and hand in place;

FIG. 3 is a schematic view of the position of the balloon shown in FIG. 1;

FIG. 4 is a schematic view of the structure of the base body shown in FIG. 1;

fig. 5 is a schematic structural view of the first support shown in fig. 1.

Reference numerals:

1. a first support; 101. a limb support part; 102. a sliding part; 103. an adjustment hole; 2. a second support; 201. a first surface; 202. a second surface; 301. a front plate; 3011. an air bag mounting port; 31. a first base surface; 302. a top plate; 32. a second base surface; 3021. a sliding groove; 303. a first side plate; 4. an air bag; 41. an air inlet; 42. an air outlet; 5. an air bag traction member; 51. a first traction member; 52. a second traction member; 6. a hinge; 7. a fastener; 8. and (3) a spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described below, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. Unless otherwise defined, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. As used herein, the word "comprising" and the like means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof without precluding other elements or items.

To solve the problems existing in the prior art, an embodiment of the present utility model provides a limb training device, referring to fig. 1 and 2, which includes a base, a first support 1, a second support 2, an air bag 4, and an air bag traction member 5; the first bearing piece 1 and the second bearing piece 2 are arranged on the base and are used for respectively bearing two sections of limbs connected by joints, and the joints are one of wrists, elbows, knees and ankles; the second support 2 comprises a first surface 201 and a second surface 202 facing away from each other, the first surface 201 being adapted to support the limb; the two ends of the air bag 4 are respectively connected with the base and the second surface 202, and the second supporting member 2 is driven to swing in the process of stretching and retracting the air bag 4 so as to realize limb training; the balloon traction member 5 is connected to a side of the balloon 4 near the axis for applying traction to the balloon 4 so that the balloon 4 is circumferentially arranged around the axis, i.e. in the direction of θ shown in the drawing.

In some embodiments of the present utility model, referring to fig. 3 and 4, the base is a hollow structure, and the base includes a bottom plate (not shown), a top plate 302, a front plate 301, a first side plate 303, and a second side plate (not shown); the bottom plate, the top plate 302, the front plate 301, the first side plate 303, and the second side plate form a base body; the bottom plate is used for placing the limb training device on a training site; the front plate 301 comprises a first base surface 31 facing away from the inside of the base, and one side of the first base surface 31 is used for arranging the air bag 4; the first supporting member 1 is disposed on the top plate 302.

In some embodiments of the present utility model, referring to fig. 4, an air outlet 42 and an air bag mounting opening 3011 are provided on the first base surface 31, and the air outlet 42 is used for inflating or deflating the air bag.

In some embodiments of the utility model, the second support is hinged to the base.

In some embodiments of the present utility model, referring to fig. 2 and 3, the second support 2 is hinged to the hinge member 6, the hinge member 6 is connected to the base body, and the hinge member 6 enables the first support 1 to be positioned at the same height as the second support 2.

In some embodiments of the present utility model, the hinge member 6 is movably connected to the base, so that a height difference between the first support member 1 and the second support member 2 is adjustable.

In some embodiments, referring to fig. 2, the hinge 6 is disposed on the top plate 302.

In some embodiments of the present utility model, referring to fig. 2 and 3, the second support 2 is a plate-shaped part, the second support 2 includes the first surface 201 and the second surface 202, the first surface 201 and the surface of the first support 1 on which the limb is placed face to face the same, one end of the air bag 4 is connected to the second surface 202, and the other end is connected to the first base surface 31.

In some embodiments of the present utility model, referring to fig. 3, the balloon 4 is a bellows having alternating peaks and valleys, the cross section of the balloon 4 is rectangular, and the balloon tractor 5 is connected to the balloon 4 at the peaks.

In some embodiments of the utility model, referring to fig. 3, the width of the balloon tractor 5 is the same as the width at the peak of the balloon 4.

In some embodiments of the present utility model, the balloon tractor 5 is a planar flexible part.

In some embodiments of the present utility model, the material of the air bag may be thermoplastic polyurethane elastomer rubber (Thermoplastic polyurethanes, TPU) or oxford.

In some embodiments of the present utility model, referring to fig. 3, the air bag traction member 5 includes a first traction member 51, where an end of the first traction member 51 opposite to the air bag 4 is connected to the second surface 202 at a position near the axis α, and applies traction to the air bag 4, so that the air bag 4 is circumferentially disposed around the axis, i.e., disposed along the direction θ shown in the drawing.

In some embodiments of the present utility model, referring to fig. 3, the air bag traction member 5 includes a second traction member 52, where an end of the second traction member 52 opposite to the air bag 4 is connected to the first base surface 31 at a position near the axis α, and applies traction force to the air bag 4, so that the air bag 4 is circumferentially disposed around the swing axis of the second support member 2, i.e., disposed along the direction θ shown in the drawing.

In some embodiments of the present utility model, referring to fig. 3, the number of the first traction members 51 is two, and the number of the second traction members 52 is two.

In some embodiments of the present utility model, the base body includes the first base surface 31, and a gas channel is disposed in the base body, where the gas channel includes a gas inlet 41 and a gas outlet 42, the gas outlet 42 is located on the first base surface 31 and is in communication with the airbag 4, and the gas inlet 41 is located on a surface of the base body.

In some embodiments, referring to FIG. 2, the air inlet 41 is located in the top plate 302.

In some embodiments of the present utility model, referring to fig. 1 and 4, the top plate 302 includes a second base surface 32 facing away from the base body, the second base surface 32 is adjacent to the first base surface 31, and the first support 1 is slidably disposed on the second base surface 32, so as to adjust the position of the first support 1.

In some embodiments of the present utility model, referring to fig. 4 and 5, the second base surface 32 is provided with a sliding groove 3021, the first support 1 includes a limb support portion 101 and a sliding portion 102 that are connected to each other, the sliding portion 102 is movably disposed in the sliding groove 3021, and an extending direction of the sliding groove 3021 is directed toward the second support 2, that is, the sliding groove 3021 extends along a direction shown in a.

In some embodiments of the present utility model, referring to fig. 5, an adjustment hole 103 is provided on a side of the limb support 101 near the sliding portion 102, and the sliding portion 102 is disposed in the adjustment hole 103 by a fastener 7.

In some embodiments, referring to fig. 5, a plurality of the adjustment holes 103 are arranged along the extending direction of the sliding groove 3021, and the sliding portion 102 may be disposed in any one of the adjustment holes 103 by a fastener 7, so as to achieve position adjustment between the sliding portion 102 and the limb support 101.

In some embodiments, referring to fig. 5, the fastener 7 may be a bolt, and the adjustment hole 103 may be a threaded hole that mates with the bolt.

In some embodiments of the present utility model, referring to fig. 1 and 5, a spring 8 is disposed between the sliding portion 102 and the sliding groove 3021, for applying a force directed to the second supporter 2 to the first supporter 1.

In some embodiments, referring to fig. 2, the first surface 201 is used for supporting the hand of the patient, and the first surface 201 is provided with a groove adapted to the shape of the hand of the patient, and the inside of the groove is used for placing fingers and palm.

In other embodiments, the first surface is configured to support a foot of a patient, the first surface is provided with a groove adapted to a shape of the foot of the patient, and the groove is configured to hold a toe and a sole.

While embodiments of the present utility model have been described in detail hereinabove, it will be apparent to those skilled in the art that various modifications and variations can be made to these embodiments. It is to be understood that such modifications and variations are within the scope and spirit of the present utility model as set forth in the following claims. Moreover, the utility model described herein is capable of other embodiments and of being practiced or of being carried out in various ways.

Claims

1. A limb training device, comprising:

the device comprises a base, a first supporting piece, a second supporting piece, an air bag and an air bag traction piece;

the first bearing piece and the second bearing piece are arranged on the base and are used for respectively bearing two sections of limbs connected by joints, and the joints are one of wrists, elbows, knees and ankles;

the second support comprises a first surface and a second surface facing away from each other, wherein the first surface is used for supporting the limb;

the two ends of the air bag are respectively connected with the base and the second surface, and the second supporting piece is driven to swing in the expansion process of the air bag so as to realize limb training;

the air bag traction piece is connected with one side of the air bag, which is close to the swinging axis of the second bearing piece, and is used for applying traction force to the air bag so that the air bag is circumferentially arranged around the axis.

2. The limb training device of claim 1 wherein said second support is hinged to said base.

3. The limb training device of claim 2 wherein the base comprises a base body and a hinge member movably disposed on the base body and hinged to the second support member for adjusting the position of the axis.

4. The limb training device of claim 1 wherein the base body comprises a first base surface, the base body having a gas passage disposed therein, the gas passage comprising a gas inlet and a gas outlet, the gas outlet being located on the first base surface and in communication with the bladder, the gas inlet being located on a surface of the base body.

5. The limb training device of claim 4 wherein the base body comprises a second base surface adjacent the first base surface, the first support slidably disposed on the second base surface for adjusting the position of the first support.

6. The limb training device of claim 5 wherein the second base surface is provided with a sliding channel, the first support member comprises a sliding portion movably disposed within the sliding channel, and the sliding channel extends in a direction toward the second support member.

7. The limb training device of claim 6 wherein a spring is disposed between the slide and the slide channel for applying a force to the first support directed toward the second support.

8. The limb training device of claim 4 wherein the bladder traction member comprises a first traction member and a second traction member, the first traction member connecting the second surface and the bladder, respectively, and the second traction member connecting the first base surface and the bladder, respectively.