KR102226849B1 - Walking aids for hemiplegia patient - Google Patents

Abstract

Disclosed is a walking aid for a hemiplegia patient to increase stability when being in use. According to the present invention, the walking aid for a hemiplegia patient comprises: left and right pressure support parts allowing the patient to hold by hands to support the body; left and right front leg parts extending from the left and right pressure support parts to a front lower part; left and right rear leg parts extending from the left and right pressure support parts to a rear lower part; and wheels mounted on the lower part of the front leg parts and rear leg parts, respectively. Moreover, the walking aid comprises: a balance compensating device connecting the left and right front leg parts and moving a heavy body toward the opposite front leg part to apply a load to balance the left and right sides; and a pressure buffer device installed in each of the left and right rear leg parts to buffer the pressure applied from the left and right pressure support parts.

Description

Walking aid for hemiplegic patients{WALKING AIDS FOR HEMIPLEGIA PATIENT}

The present invention relates to a walking aid, and more specifically, when the left or right side is paralyzed by a disease such as a stroke or stroke, and when pressure is applied to only one side when using the walking aid, the pressure imbalance can be corrected. It relates to a walker for hemiplegic patients.

Rehabilitation patients and the elderly need walking aids for gait training and gait assistance because walking alone is difficult.

In the case of rehabilitation patients who need a walking aid, a certain amount of time and distance should be allocated at a constant speed for rapid rehabilitation, and in the case of the elderly who need a walking aid, a walking environment (for example, a walking aid A walking aid should be provided regardless of the height of the vehicle, the slope direction and angle of the walking ground, etc.).

In addition, when the walking aid is used, when the pressure supported by the patient in one direction to the left or right is large, the opposite side of the walking aid is lifted, causing the patient to fall.

Therefore, the present invention proposes a walking aid that can effectively assist the patient with hemiplegia.

Republic of Korea Patent Publication No. 10-2015-0079048 (published on 2015.06.04) Republic of Korea Patent Publication No. 10-2016-0123247 (published on 2016.09.26)

Accordingly, the present invention has been made to solve the problems of the prior art, and an object of the present invention is to apply a large support pressure in only one direction of the left or right side when using a walking aid for a hemiplegic patient. It is to provide a walking aid for a hemiplegic patient so that a large weight can be applied to increase the sense of stability.

In addition, another object of the present invention is to provide a walking aid for a hemiplegic patient so that the pressure can be gradually received by a pressure absorbing device when the hemiplegic patient applies a large support pressure.

The technical problems to be achieved in the present invention are not limited to the technical problems mentioned above, and other technical problems that are not mentioned will be clearly understood by those of ordinary skill in the technical field to which the present invention belongs from the following description. I will be able to.

In order to achieve the above object, the walking aid for a hemiplegic patient according to the present invention includes left and right pressure support portions that can be gripped by the patient to support the body, and a left side extending from the left and right pressure support portions to the front and lower portions. And a right front leg, a left and right rear leg extending from the left and right pressure support to a lower rear, and a wheel mounted under each of the front and rear legs. In,

A balance compensation device that connects the left and right front legs and moves the weight toward the opposite front leg to take a load, so that the left and right balance can be achieved; And a pressure buffering device installed on each of the left and right rear leg portions to buffer the pressure applied from the left and right pressure support portions.

The balance compensation device includes: a balance adjustment pipe connected to the left and right front legs and filled with a fluid therein; A first pressing part provided between the left pressure support part and the left front leg part and having a first piston inserted into one side of the balance adjusting tube; A second pressing unit provided between the right pressure support unit and the right front leg unit and having a second piston inserted into the other side of the balance adjustment tube; And a moving body installed inside the balance adjustment pipe and capable of moving left or right according to the pressing force of the first pressing unit and the second pressing unit.

The moving body is characterized in that it has a magnet portion therein, and a weight body is further installed on the outer surface of the balance adjustment pipe corresponding to the magnet portion.

The pressure buffering device includes: a housing mounted on an inner surface of the rear leg portion; A cylinder installed on the upper end of the housing; A piston built in the upper end of the cylinder and moving up and down by the pressure support portion; A piston rod connected to the piston and extending downwardly; An oil seal installed on the bottom of the cylinder to prevent leakage of oil; A stopping member installed under the oil seal; And a fluid moving device installed between the stopping member and the bottom surface of the housing and coupled to the end of the piston rod to move the interior of the housing up and down.

The fluid transfer device includes: a guide valve formed to be transported along an inner wall of the housing filled with oil; A first check valve fixed below the guide valve; A second check valve installed between the guide valve and the first check valve; And a spring installed between the first check valve and the bottom surface of the housing.

According to the present invention, when using a walking aid for a hemiplegic patient, when a large support pressure is applied in only one direction of the left or right side, there is an effect of increasing a sense of stability by placing a large weight on the opposite side.

According to the present invention, when the hemiplegic patient applies a large support pressure, there is an effect that the pressure can be gradually received by the pressure absorbing device.

1 is a perspective view showing a walking aid for a hemiplegic patient according to the present invention.
2 is a cross-sectional view showing a balance compensation device of a walking aid for a hemiplegic patient according to the present invention.
3 is a cross-sectional view showing an enlarged main part of a balance compensation device of a walking aid for a hemiplegic patient according to the present invention.
4 is a perspective view of FIG. 3.
5 is an exploded perspective view of FIG. 4.
6 and 7 are cross-sectional views showing the operation of the balance compensation device of the walking aid for a hemiplegic patient according to the present invention.
8 and 9 are cross-sectional views showing a state in which the pressure absorbing device of the walking aid for a hemiplegic patient according to the present invention is operated.
10 is a perspective view showing a detachable state of a rear wheel in a walking aid for a hemiplegic patient according to the present invention.
11 is a perspective view showing a support for hanging infusion solution in the walking aid for a hemiplegic patient according to the present invention.

Hereinafter, a walking aid for a hemiplegic patient according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing a walking aid for a hemiplegic patient according to the present invention.

As shown in Fig. 1, the walking aid for a hemiplegic patient according to the present invention is formed by bending a stainless steel pipe and is composed of a plurality of support frames and a connection frame 7 serving as axes for supporting a pedestrian.

In the walking aid for a hemiplegic patient according to the present invention, a pressure support part 3 capable of supporting the body by being held by the patient by hand, a front leg part 4 extending from the pressure support part 3 to the lower front, and the pressure It includes a rear leg portion 5 extending from the support portion 3 to a lower rear portion, and a wheel 9 mounted below the front leg portion 4 and the rear leg portion 5.

The pressure support part 3, the front leg part 4, and the rear leg part 5 are equally provided on the left and right sides, and the left and right pressure support parts, the front leg part, and the rear leg part are connected frames ( It is assembled by connecting with 7).

At this time, a balance compensation device 10 is installed by connecting the left and right front leg portions 4, and a pressure buffer 30 is installed on each of the left and right rear leg portions 5.

The balance compensation device 10, when the hemiplegic patient is focused in one direction of the left or right side and the pressure is applied largely, by moving the weight body toward the opposite front leg 4 to apply a large load, so that the left and right side of the walking aid It plays a role in helping to balance.

In addition, when the user applies pressure in either direction of the left or the right, the pressure buffer 30 prevents sudden pressure from being applied, thereby preventing the walking aid from suddenly shifting to one side and falling. That is, the pressure buffering device 30 can function as a shock absorber to gradually apply pressure.

2 is a cross-sectional view showing a balance compensation device of a walking aid for a hemiplegic patient according to the present invention, and FIG. 3 is a cross-sectional view showing an enlarged main part of a balance compensation device of a walking aid for a hemiplegic patient according to the present invention, 4 is a perspective view of FIG. 3 and FIG. 5 is an exploded perspective view of FIG. 4.

As shown in Figs. 2 to 5, the balance compensation device 10 connects the left and right front legs 4, and the balance adjustment tube 15, which is filled with fluid therein, and the left pressure support unit 3 The first pressing part 11, the right pressure support part 3 and the right front leg part, which are installed between the left front leg part 4 and have a first piston 12 inserted into one side of the balance adjusting tube 15 (4) A second pressurizing unit 13 having a second piston 14 installed between and inserted into the other side of the balance adjusting tube 15, installed inside the balance adjusting tube 15, and the first pressurizing It includes a moving body 20 that can move left or right according to the pressing force of the part 11 and the second pressing part 13.

The balance adjustment pipe 15 is a closed structure, by pressing the fluid inside the first piston 12 of the first pressing unit 11 and the second piston 14 of the second pressing unit 13 , It is possible to move the moving body 20 to the left or right.

The movable body 20 is a structure having a considerable weight, and moves to the left or right to provide a sense of stability so that the walking aid is not lifted.

The moving body 20 is provided with a plurality of bearings 21 on its outer surface so as to smoothly move left and right along the inner wall of the balance adjustment pipe 15, and a plurality of seals in the center thereof to limit the movement of fluid. It has a ring (23).

In addition, a magnet part 29 may be provided inside the moving body 20, and a weight body 25 may be further installed on the outer surface of the balance adjusting tube 15 in correspondence with the magnet part 29. A plurality of rolling balls 27 are embedded in the inner circumferential surface of the weight body 25 so that the weight body 25 can slide smoothly along the outer circumferential surface of the balance adjustment pipe 15.

In addition, it is preferable that the magnet part 29 and the weight body 25 are located on the same vertical line and move together when the moving body 20 is moved. Accordingly, the weight body 25 is added to the weight of the moving body 20 so that the left and right balance of the walking aid can be adjusted and a more sense of stability can be provided.

6 and 7 are cross-sectional views showing the operation of the balance compensation device of the walking aid for a hemiplegic patient according to the present invention.

As shown in Fig. 6, when a hemiplegic patient applies a large load to the left pressure support unit 3, the first piston 12 of the first pressurization unit 11 pressurizes the fluid, and the fluid moves to the moving body. (20) is moved to the right. In addition, the weight body 25 is also moved together with the moving body 20.

Accordingly, the weight in the vicinity of the right front leg part 4 is greatly increased, and the left and right sides are balanced.

Conversely, as shown in FIG. 7, when the other hemiplegic patient applies a large load to the pressure support part 3 on the right side, the moving body 20 and the weight body 25 are pressed by the second pressing part 13. Is moved to the left, and the weight in the vicinity of the left front leg part 4 increases significantly, so that the left and right sides are balanced.

The pressure buffering device 30 is installed between the pressure support part 3 and the rear leg part 5 and is capable of gradually receiving the support pressure applied from the patient.

The pressure buffering device 30 is built in the upper end of the rear leg part 5 and is mounted so as to contact the pressure support part 3 and the lower part.

The pressure buffer (30) is a housing (31) mounted on the inner surface of the rear leg (5), a cylinder (38) installed on the upper end of the housing (31), and is built in the upper end of the cylinder (38). A piston 37 that moves up and down by the pressure support part 3, a piston rod 39 that is connected to the piston 37 and extends downwardly, and is installed on the bottom of the cylinder 38 to leak oil. The oil seal 35 to prevent the oil, a stopping member 33 installed under the oil seal 35, the piston rod 39 installed between the stopping member 33 and the bottom surface of the housing 31 ) Is coupled to the end of the housing 31 and includes a fluid moving device 40 that moves up and down the interior of the housing 31.

The fluid transfer device 40 includes a guide valve 41 formed to be transported along the inner wall of the housing 31 filled with oil, a first check valve 43 fixed to a lower portion of the guide valve, and the guide valve ( 41) and a second check valve 45 installed between the first check valve 43, and a spring 47 installed between the first check valve 43 and the bottom surface of the housing 31 do.

An oil chamber is formed from the stopping member 33 to the bottom surface of the housing 31, and the oil is filled in the oil chamber.

The first check valve 43 is installed at the lower end of the guide valve 41, and the second check valve 45 is limited by the first check valve 43 inside the guide valve 41. It is installed so that it can be moved.

8, when pressure is applied to the pressure support part 3 by the hemiplegic patient, the piston 37 is pressed downward by the pressure support part 3, and the piston 37 The rod 39 pushes the fluid transfer device 40 downward. Then, the fluid movement device 40 is stopped while pressing the spring 47 to the bottom surface of the housing 31.

Conversely, when the pressure applied by the patient is released, the first check valve 43 and the fluid movement device 40 move upward by the restoring force of the spring 47, and the pressure support part 3 ) Is to move to the original position.

At this time, the movement of the fluid inside the fluid movement device 40 may move as shown in Figs. 8 and 9, and the pressure buffer 30 gradually operates according to the movement of the fluid. will be.

Accordingly, even when the patient is rapidly pressurized, by the operation of the pressure buffer device by the movement of fluid, the walking aid can be prevented from sharply inclining.

10 is a perspective view showing a detachable state of a rear wheel in a walking aid for a hemiplegic patient according to the present invention.

As shown in FIG. 10, the user is configured to be able to attach and detach the rear wheel of the walker at any time, and when the rear wheel is removed, it can be used when the user wants to walk by himself.

11 is a perspective view showing a support for hanging infusion infusion in the walking aid for a hemiplegic patient according to the present invention.

As shown in Fig. 11, when the patient undergoing infusion infusion wants to walk, in order to hang the infusion infusion or to install a belly band, a supporter 90 may be additionally installed on the upper end of the pressure support part 3 of the walker.

Although the present invention has been described in more detail with reference to specific embodiments above, the present invention is not necessarily limited to these embodiments, and various modifications may be made without departing from the spirit of the present invention.

1: walker 3: pressure support
4: front leg 5: rear leg
7: connecting frame 9: wheels
10: balance compensation device 20: moving object
21: bearing 23: seal
25: weight 37: rolling ball
29: magnet part 30: pressure buffer
31: housing 33: stop member
35: oil seal 37: piston
39: piston rod 40: fluid movement device
41: guide valve 43: first check valve
45: second check valve 47: spring

Claims (5)

Left and right pressure support units that can be gripped by the patient to support the body, left and right front legs extending from the left and right pressure support units to the lower front, and left extending from the left and right pressure support units to the lower rear side And In the walking aid for a patient with hemiplegia comprising a right rear leg and a wheel mounted under each of the front and rear legs,
A balance compensation device that connects the left and right front legs and moves the weight toward the opposite front leg to take a load, so that the left and right balance can be achieved; And
A walking aid for a hemiplegic patient comprising a; pressure buffering device installed on each of the left and right rear leg portions to buffer the pressure applied from the left and right pressure support portions. The method of claim 1,
The balance compensation device,
A balance control pipe connected to the left and right front legs and filled with a fluid therein;
A first pressing part provided between the left pressure support part and the left front leg part and having a first piston inserted into one side of the balance adjusting tube;
A second pressing unit provided between the right pressure support unit and the right front leg unit and having a second piston inserted into the other side of the balance adjustment tube; And
A walking aid for a hemiplegic patient, comprising: a moving body installed inside the balance adjustment tube and movable to the left or right according to the pressing force of the first pressing unit and the second pressing unit. The method of claim 2,
The moving body has a magnet portion therein,
A walking aid for hemiplegic patients, characterized in that a weight body is further installed on the outer surface of the balance adjustment tube in correspondence with the magnet part. The method according to any one of claims 1 to 3,
The pressure buffer device,
A housing mounted on the inner surface of the rear leg portion;
A cylinder installed on the upper end of the housing;
A piston built in the upper end of the cylinder and moving up and down by the pressure support portion;
A piston rod connected to the piston and extending downwardly;
An oil seal installed on the bottom of the cylinder to prevent leakage of oil;
A stopping member installed under the oil seal; And
And a fluid movement device installed between the stopping member and the bottom surface of the housing and coupled to the end of the piston rod to move the interior of the housing up and down. The method of claim 4,
The fluid movement device,
A guide valve formed to be transported along the inner wall of the housing filled with oil;
A first check valve fixed below the guide valve;
A second check valve installed between the guide valve and the first check valve; And
And a spring installed between the first check valve and the bottom surface of the housing.

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