WO2016003125A1 - Walking aid apparatus - Google Patents

Abstract

The present invention relates to a walking aid apparatus worn on a knee part so as to stabilize and adjust a knee joint requiring the use of an auxiliary device, and comprises: an upper support covering and supporting a femoral region, and having first coupling parts formed to extend downward from both the left and right ends thereof; a lower support covering and supporting a calf region, and having second coupling parts formed to extend upward from both the left and right ends thereof so as to be hinge-coupled to the first coupling parts; and an auxiliary leg of which one end is fixed to the rear side of the lower support and of which the other end extends downward such that the auxiliary leg is supported on the ground.

Description

Walking aid

The present invention relates to a walking aid, and more particularly, to a walking aid worn on the leg when the use of the assistive device when walking is required.

Older people with weak muscle strength, patients with reduced muscle strength, or persons with disabilities are unable to walk without a separate walking aid, and it is difficult to quickly cope with the surrounding environment.

Common walking aids include walking sticks used to hold and walk by hand, a walking trainer equipped with a wheel at a top of a frame having a predetermined height, and a wheel mounted at a lower end thereof, and a joint aid for mounting at a weakened joint area.

However, walking sticks or walking trainers only support walking with the power of the upper body in a standing state, so there is a limit to helping walking substantially. Even requires a lot of energy.

In addition, in the case of a joint brace, a patient, a disabled person, or an elderly person who wears a joint brace loses balance while walking because of weak leg strength, but conventional joint braces have no preparation for this.

In particular, when they go down the stairs, a strong load is momentarily applied to one leg of stepping, so to prevent accidents, it is necessary to make sure that the entire sole of the sole is on the stairs and to distribute the load on the soles.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a walking aid provided with a support leg so that a user does not fall backward.

Another object of the present invention to provide a walking aid that can absorb the impact when walking.

Still another object of the present invention is to provide a walking aid that can prevent accidents by guiding the position of stepping on the stairs.

Still another object of the present invention is to provide a walking aid in which the length of the auxiliary leg is adjusted.

Another object of the present invention to provide a walking aid that can adjust the rotation angle of the auxiliary leg.

An object of the present invention described above, the upper support is wrapped around one side of the femoral portion, the first engaging portion is formed extending downward from the left and right ends; A lower support that surrounds and supports one side of the calf part and has a second coupling part extending upwardly at left and right ends thereof and hinged to the first coupling part; And an auxiliary leg having one end fixed to the rear of the lower support and the other end extending downward to be supported on the ground, wherein the auxiliary leg is coupled to the rear end of the lower support and the other end extends in the direction of the ground and is adjusted in length. It is possible to achieve by providing a walking aid, characterized in that it comprises a possible extension and a support formed on the bottom of the extension, the support is stably supported on the ground in the form of a plate.

According to a preferred feature of the invention, a plurality of the auxiliary legs may be provided along the circumference of the lower support.

According to another preferred feature of the present invention, the extension portion may include a bending member coupled to the rear of the lower support and bent downward, and a height adjusting member inserted into the hollow of the bending member to adjust the length.

According to still another preferred feature of the present invention, an insert portion into which the lower end of the extension portion is coupled to the upper side of the support portion may be formed to protrude.

According to another preferred feature of the invention, the support is in the form of a horseshoe, both ends of the support may be formed to extend to the rear of the extension.

According to another preferred feature of the invention, the lower end of the support may be provided with an elastic shock absorbing member.

According to another preferred feature of the invention, the support portion, the lower end of the extension portion is coupled to the upper end and a space formed therein, an elastic member provided on one side of the space portion, the body by the elastic member It may include a protrusion member elastically supported to the rear.

According to another preferred feature of the invention, the shock absorbing member of the elastic material may be provided at the end of the protruding member.

According to another preferred feature of the present invention, the left and right both ends of the upper support are spaced apart from each other in the front, both ends of the elastic band across the spaced apart space in front of the upper support to the left and right ends of the upper support.

On the other hand, the object of the present invention described above is a lower support for wrapping and supporting one side of the calf; And an auxiliary leg having one end coupled to the rear of the lower support and the other end extending downward to be supported on the ground, wherein the auxiliary leg has one end coupled to the rear of the lower support and the other end extending in the ground direction and having a length. It includes an adjustable extension and a support formed on the lower end of the extension, the support can also be achieved by providing a walking aid characterized in that the plate is stably supported on the ground.

At this time, according to a preferred feature of the present invention, a plurality of the auxiliary legs may be provided along the circumference of the lower support.

According to another preferred feature of the present invention, the auxiliary leg coupling portion is provided at the rear of the lower support, one end of the auxiliary leg may be rotatably coupled to the auxiliary leg coupling portion.

According to another preferred feature of the present invention, a rotating ball is formed on one end of the auxiliary leg, the auxiliary leg coupling portion may be formed with a ball receiving groove for receiving the rotating ball.

According to still another preferred feature of the present invention, a control opening is inserted into the ball receiving groove through one side of the auxiliary leg coupling portion, one end of the control is provided with a pressing portion, the pressing portion is rotated by the adjusting mechanism One side of the ball can be fixed by pressing.

According to another preferred feature of the invention, the upper leg coupling portion is provided on the upper side of the support portion, the extension portion may be rotatably coupled to the secondary leg coupling portion.

According to another preferred feature of the present invention, a rotating ball is formed at one end of the extension portion, the auxiliary leg coupling portion may be formed with a ball receiving groove for receiving the rotating ball.

According to another preferred feature of the invention, the lower end of the extension may be formed with a bent portion bent back a predetermined angle.

According to the walking aid according to the present invention, since the back portion of the user's leg is supported by the auxiliary leg, it is possible to prevent an accident that loses the balance instantly and falls backward.

In addition, according to the walking aid according to the present invention, since the shock absorbing member is provided at the lower end in contact with the ground, it is possible to protect the knee joint by absorbing the shock during walking.

In addition, according to the walking aid according to the present invention, by adhering the auxiliary leg to the step of the stairs, it is possible to easily and safely descend the stairs.

In addition, according to the walking aid according to the present invention, the length of the auxiliary leg can be adjusted according to the user's physique.

In addition, according to the walking aid according to the present invention, it can be to be supported on the ground more stably by adjusting the rotation angle of the auxiliary leg.

1 is a perspective view of a walking aid according to an embodiment of the present invention.

Figure 2 is a perspective view of the upper support according to an embodiment of the present invention.

3 is a perspective view of the lower support according to an embodiment of the present invention.

Figure 4 is a perspective view of the support according to an embodiment of the present invention.

5 is a perspective view of a support according to another embodiment of the present invention.

6 is a cross-sectional view of a support according to another embodiment of the present invention.

7 and 8 is a state diagram using the walking aid according to an embodiment of the present invention.

9 and 10 are combined cross-sectional view of the secondary leg according to another embodiment of the present invention.

11 and 12 is a state diagram using the walking aid according to another embodiment of the present invention.

Figure 13 is a state of use of the walk aid formed with a bent portion in accordance with another embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the embodiments described below are merely to describe in detail enough to be able to easily carry out the invention by those skilled in the art to which the present invention pertains, thereby limiting the protection scope of the present invention It does not mean. In describing various embodiments of the present invention, the same reference numerals will be used to refer to elements having the same technical features.

Example

1 is a perspective view of a walking aid according to an embodiment of the present invention.

As shown in FIG. 1, the walking aid 100 according to an embodiment of the present invention includes an upper support 200 supporting the thigh, a lower support 300 supporting the calf, and a lower support 300. It includes a secondary leg 500 extending from the rear toward the ground.

The upper support 200 and the lower support 300 are hinged by the first coupling portion 210 and the second coupling portion 310, and relative to each other about the hinge coupling portion when the user bends or extends the knee. Can rotate.

The auxiliary leg 500 is supported on the ground at the rear of the lower support 300, serves to support the user's center of gravity so as not to fall when the back of the center of gravity is pulled back, and guides the direction of stepping down the stairs Do it.

Figure 2 is a perspective view of the upper support according to an embodiment of the present invention.

The upper support 200 may be made of light leather or plastic or carbon material with excellent elasticity and strength, and is supported by wrapping the rear of the thigh of the user. To this end, the upper support 200 may form a curved strip having a predetermined width so as to correspond to the thigh skeleton and skin shape of the user.

At this time, the upper support 200 may be made of a single member, as shown in Figure 2 it is also possible to combine the two members symmetrical with each other by fasteners such as bolts. In this case, by adjusting the area in which the two members overlap each other, the size, such as the length of the upper support 200 can be adjusted according to the user's physique.

Both left and right ends of the upper support 200 are spaced apart from each other from the front, and the elastic band 400 is coupled to cross the spaced apart space in front of the upper support. At this time, one end of the elastic band 400 is coupled to the first binding groove 220 formed on one end of the upper support 200, the other end of the elastic band 400 is formed on the other end of the upper support 200 1 is coupled to the binding groove (220).

Therefore, when the upper support 200 is worn, the front of the thigh of the user is supported by the elastic band 400, the rear of the thigh is supported by the upper support 200. At this time, it is also possible to be provided with a length adjusting ring (not shown) on one side of the elastic band 400. As another example, a belt (not shown) detached from each other by a buckle (not shown) may be provided across the spaced space portion in front of the upper support 200. As another example, Velcro tape (not shown) may be provided at one end of the elastic band 400 or the belt so that it is easily detachable.

The first coupling part 210 extends downward from left and right ends of the upper support 200. The first coupling part 210 has a band shape having a predetermined width as a whole, and an upper end of the first coupling part 210 is coupled to the upper support 200, and a lower end thereof extends downward to extend its width. A circular first hinge coupler 211 is formed.

The first hinge coupling portion 211 is hinged to the second hinge coupling portion 311 of the lower support 300 described later by a hinge member such as a pin or rivet. At this time, when the second hinge coupling portion 311 is hinged to the outside of the first hinge coupling portion 211, the first hinge coupling portion 211 is in contact with the thigh of the user, the skin damage by friction In order to prevent the inner end 230 of the soft material such as a sponge is preferably provided inside the first hinge coupling portion 211.

Of course, when the second hinge coupling portion 311 is hinged to the inside of the first hinge coupling portion 211, the inner shell 230 of a soft material such as a sponge is provided inside the second hinge coupling portion 311. Can be. In addition, such an endothelial 230 may be provided inside the upper support 200 in contact with the thigh of the user and the lower support 300 in contact with the calf of the user.

3 is a perspective view of the lower support according to an embodiment of the present invention.

Like the upper support 200 described above, the lower support 300 may be made of a light leather or plastic or carbon material with excellent elasticity and strength. The lower support 300 serves to cover and support the rear of the calf of the user, and for this purpose, the lower support 300 may have a curved band shape having a predetermined width to correspond to the shape of the calf and the skin of the user. .

The lower support 300 may be formed of one member, or two members symmetric with each other may be coupled by fasteners such as bolts. In this case, by adjusting the area of the two members overlapping each other by coupling fasteners can be adjusted to the size of the user, such as the length of the lower support 300.

Both left and right ends of the lower support 300 are spaced apart from each other from the front, and the elastic band 400 is coupled to cross the spaced apart space in front of the lower support 300. At this time, one end of the elastic band 400 is coupled to the second binding groove 320 formed on one end of the lower support 300, the other end of the elastic band 400 is formed on the other end of the lower support 300 2 is coupled to the binding groove (320).

Therefore, when the lower support 300 is worn, the front of the calf of the user is supported by the elastic band 400, the rear of the calf is supported by the lower support (300). At this time, it is also possible to be provided with a length adjusting ring (not shown) on one side of the elastic band 400. As another example, a belt (not shown) detached from each other by a buckle (not shown) may be provided across the spaced space portion in front of the lower support 300. As another example, Velcro tape (not shown) may be provided at one end of the elastic band 400 or the belt so that it is easily detachable.

The second coupling part 310 is extended upward from both left and right ends of the lower support 300. The second coupling part 310 has a band shape having a predetermined width as a whole, and a lower end of the second coupling part 310 is coupled to the lower support 300, and an upper end thereof extends upward to extend its width. A circular second hinge coupling portion 311 is formed.

The second hinge coupling portion 311 is hinged to the first hinge coupling portion 211 of the upper support 200 described above by a hinge member such as a pin or rivet. At this time, when the second hinge coupling portion 311 is hinged to the inside of the first hinge coupling portion 211, the inner end 230 of the soft material such as a sponge is provided on the inside of the second hinge coupling portion 311. May be as described above.

At the rear of the lower support 300, one end is coupled to the rear end of the lower support 300 and the other end is bent downward to form an auxiliary leg 500 extending in the ground direction. The auxiliary leg 500 may be made of a metal material such as aluminum, a light weight and excellent strength, or a composite material such as carbon fiber.

The other end of the auxiliary leg 500 is bent downward after extending a predetermined interval from the rear end of the lower support 300 to the rear, the lower end is inclined rearward obliquely toward the ground away from the user's leg. . That is, the lower end of the auxiliary leg 500 is supported by the ground behind the predetermined interval from the heel of the user, so that the user does not fall back.

Here, the auxiliary leg 500 is one end is coupled to the rear of the lower support 300, the other end is bent downwardly extending portion 510 extending in the direction of the ground, and the support portion 520 formed on the lower end of the extension is supported on the ground ).

At this time, the extension portion 510 of the auxiliary leg 500 may adjust its overall length according to the height of the user. As an example, the extension part 510 is coupled to the rear of the lower support 300, the bending member 511 is bent downward, and the height adjustment member 512 is slidably coupled to the hollow of the bending member 511. It may be made, including. A fixing hole 513 is formed through one side of the bending member 511, and a plurality of height adjusting holes 514 are formed in the height adjusting member 512 by being spaced apart from each other by a predetermined interval along the length direction. When adjusting the length of the auxiliary leg 500, the height adjusting member 512 is inserted into the hollow of the bending member 511 to adjust the overall length of the extension part 510, and then the fixing hole 513 and the height adjusting hole 514. Fasten the pin member (not shown) such as a fixing pin to penetrate).

Figure 4 is a perspective view of the support according to an embodiment of the present invention.

The support part 520 is formed at the lower end of the extension part 510 and is supported on the ground. At this time, the support 520 is preferably plate-shaped so that the support 520 is stably supported on the ground.

For example, the support part 520 may include a plate-shaped body 521 to which the lower end of the extension part 510 is coupled, and a pair of wing parts 522 extending from both sides of the body 521 to be rearward. It can be made in the form of a horseshoe 'U'. At this time, the insertion portion 524 having an insertion groove 523 is formed to protrude from the upper side of the body 521, the lower end of the above-described height adjusting member 512 is inserted into the insertion groove 523, the insertion portion ( One side of the 524 may be detachably coupled by a fastening member such as a pin inserted to penetrate the height adjusting member 512.

In addition, the bottom of the support portion 520 is preferably provided with a shock absorbing member 525 having elasticity, such as rubber or silicone to absorb the shock.

5 is a perspective view of a support according to another embodiment of the present invention, Figure 6 is a cross-sectional view of the support according to another embodiment of the present invention.

According to the support part 520 'according to another embodiment of the present invention, the wing part 522 of the above-described embodiment may be elastically supported with respect to the body 521 by an elastic member 523' such as a coil spring.

This, when using the auxiliary leg 500 according to the present invention, when the user descends the stairs to determine the direction of stepping by contacting the rear end of the support 520 to the step of the stairs, the support 520 according to repeated use This is to prevent wear or damage of the product.

For example, as shown in FIGS. 5 and 6, the support part 520 'according to another embodiment of the present invention is coupled to the upper end of the extension part 510 and the space part 521' is formed therein. And a protruding member 524 'elastically supported at the rear of the body 522' by the elastic member 523 '.

An upper portion of the body 522 'is provided with an insertion portion 524', which is coupled to a lower end of the extension portion 510, and protrudes on both sides of the rear end of the body 522 'so as to be slidably movable in the space portion 521'. Member 524 'is coupled.

An elastic member 523 'such as a coil spring is installed in the space 521' inside the body 522 '. One end of the elastic member 523' is coupled to an inner wall of the space 521 ', and the other end is It is coupled to the insertion end of the space portion 521 'of the protruding member 524'. Therefore, when an external force is applied to the rear end of the protruding member 524 ', the protruding member 524' enters the body 522 'with the elastic deformation of the elastic member 523' and absorbs the shock. More preferably, the shock absorbing member 526 'is provided at the rear end of the protruding member 524' and the bottom of the body 522 'for noise prevention and shock absorption.

Meanwhile, in the above-described embodiment, an example in which one auxiliary leg 500 is provided at the rear of the lower support 300 has been described. Alternatively, a plurality of auxiliary legs 500 are provided along the circumference of the lower support 300. It is also possible. For example, when a total of three auxiliary legs 500 are provided, one at the rear of the lower support 300 and one at both sides of the lower support 300, the user's legs can be more stably supported in three directions. .

In addition, according to another embodiment of the present invention, without using the upper support 200, it is also possible to utilize as a prosthesis using only the lower support 300 and the auxiliary leg 500. Even in this case, a plurality of auxiliary legs 500 may be provided for stable walking.

7 and 8 are diagrams showing the state of use of the walking aid according to an embodiment of the present invention, Figure 7 is a use state diagram showing the state when going down the stairs, Figure 8 is a mounting state of the walking aid as viewed from the rear of the user to be.

As shown in FIG. 7 and FIG. 8, when the user mounts the walking aid 100 according to an embodiment of the present invention, the thigh is wrapped and supported by the upper support 200 and supported by the lower support 300. The calf is wrapped and supported.

At this time, when the knee is bent or stretched, the upper support 200 and the lower support 300 around the first hinge coupling portion 211 and the second hinge coupling portion 311 relative to the shape of the foot while walking relative to the shape of the leg The shape of 100 is modified.

The rear leg of the user is supported by the support leg 500 extended downward from the rear of the lower support 300 to support the back of the user's leg, thus preventing the user's leg from being momentarily lost and falling back. Can be.

In addition, when the user descends the stairs 10, the support part 520 of the auxiliary leg 500 comes into contact with the step 20 of the stairs 10 and slides downward, thereby ensuring a foot tread. The load transmitted when the step 10 is stepped may be distributed to the auxiliary leg 500. That is, when the user steps on the stairs 10, the support 520 slides down along the step 20 of the stairs 10, so that the user's soles and the support 520 are simultaneously seated on the same stairway, and thus are stable. Will be able to step on the stairs 10 in a posture.

On the other hand, Figure 9 and Figure 10 is a cross-sectional view of the coupling of the auxiliary leg according to another embodiment of the present invention.

According to another embodiment of the present invention, the angle of the auxiliary leg 500 can be freely adjusted with respect to the lower support 300 and the support parts 520 and 520 '.

To this end, spherical rotary balls 515 are provided at both ends of the auxiliary leg 500, and the lower support 300 and the support parts 520 and 520 ′ are provided with the ball receiving grooves 610 to accommodate the rotary balls 515. Secondary leg coupling portion 600 is provided respectively. The rotary ball 515 can be freely rotated in the ball receiving groove 610 of the auxiliary leg coupling portion 600, and thus the angle of the auxiliary leg 500 relative to the lower support 300 and the support (520,520 ') Can be adjusted freely. Of course, when one side of the auxiliary leg 500 is caught by one side of the lower support 300 or the support 520, 520 'when the auxiliary leg 500 rotates, the rotation angle may be limited.

9 is provided with an auxiliary leg coupling part 600 at one side of the lower support 300, the ball 515 of the end of the bending member 511 in the ball receiving groove 610 of the auxiliary leg coupling part 600. This is the accepted figure.

The rotating ball 515 is preferably formed integrally with the bending member 511, the end of the bending member 511 is preferably tapered so that the rotation angle of the bending member 511 is as secured as possible.

Secondary leg coupling portion 600 may be formed integrally with the lower support 300, it may be made of a separate component from the lower support 300 may be coupled to one side of the lower support (300).

The auxiliary leg coupling part 600 is provided with a ball receiving groove 610 for accommodating the rotating ball 515. At this time, the ball receiving groove 610 is preferably formed of a spherical space portion. In order to easily insert the rotary ball 515 into the ball receiving groove 610, the auxiliary leg coupling portion 600 may be formed by the combination of the two removable members. As another example, the inlet area of the ball receiving groove 610 is larger than the diameter of the rotating ball 515 to insert the rotary ball 515 into the ball receiving groove 610, and then rotates the pressing unit 620 to be described later. In close contact with the ball 515 direction, it is also possible to prevent the separation of the rotary ball 515.

On one side of the auxiliary leg coupling portion 600, for example, a control bolt 630, such as a butterfly bolt is coupled. One end of the adjusting opening 630 extends into the ball receiving groove 610 through the auxiliary leg coupling part 600, and one end of the adjusting opening 630 extending into the ball receiving groove 610. The pressing unit 620 for pressing the 515 is provided. The pressing part 620 is for preventing the separation of the rotating ball 515, while pressing the fixed rotating ball 515 in the ball receiving groove 610, the opposite of the rotating ball 515 of the pressing part 620. The surface is preferably formed of a curved surface corresponding to the outer peripheral surface of the rotary ball 515.

According to another embodiment of the present invention, as the rotating ball 515 is freely rotatable in the ball receiving groove 610, as shown in Figure 10, the auxiliary leg coupling portion 600 provided in the lower support 300 The bending member 511 can be freely rotated in the up, down, left, and right directions.

After the bending member 511 is rotated as described above and adjusted to a desired angle, the pressing unit 620 is in close contact with one side of the rotating ball 515 by manipulating the adjusting mechanism 630. At this time, the pressing unit 620 is pressure-supporting one side of the rotary ball 515, the other side of the rotary ball 515 is pressed and supported on the inner wall of the ball receiving groove 610, and the rotating ball 515 by the frictional force The bending member 511 is fixed.

On the other hand, in the above description has been described an example in which the rotary ball 515 at the end of the bending member 511 is coupled to the auxiliary leg coupling portion 600 of the lower support 300, but rotates at the end of the height adjustment member 512 The ball 515 is provided and the rotary ball 515 may be coupled to the auxiliary leg coupling portion 600 of the support 520, 520 'in the same manner. At this time, instead of the insertion portion 524,525 'of the above-described embodiment of the support portion 520, 520', the secondary leg coupling portion 600 is formed, the height adjustment in the ball receiving groove 610 of the secondary leg coupling portion 600 The rotary ball 515 at the end of the member 512 is coupled. Therefore, the user can stably rotate the support parts 520 and 520 'by parallel to the ground with respect to the auxiliary leg 500.

11 and 12 are diagrams illustrating a state of use of a walking aid according to still another embodiment of the present invention.

As shown in FIG. 11, according to another embodiment of the present invention, the auxiliary leg 500 is rotated backward with respect to the lower support 300 to widen the angle of the lower support 300 and the auxiliary leg 500. You can open it. In this case, the auxiliary leg 500 is more stably supported on the ground.

In addition, as shown in FIG. 12, when the leg is bent to one side, the auxiliary leg 500 may be rotated a predetermined angle to the opposite side to be vertically supported on the ground.

In addition, the embodiment illustrated in FIGS. 11 and 12 shows an example in which the auxiliary leg coupling part 600 is provided on the lower support 300 to adjust the angle of the auxiliary leg 500. In this case, the support parts 520 and 520 ' The secondary leg coupling unit 600 is also provided to rotate the support units 520 and 520 'with respect to the secondary leg 500 in parallel with the ground.

Meanwhile, even when the auxiliary leg coupling part 600 is provided in the lower support 300 and / or the support parts 520 and 520 ', the upper support 200 may be used together or the upper support 200 may be used as in the above-described embodiment. It is also possible to utilize as a prosthesis using only the lower support 300 and the secondary leg (500) without. In this case, a plurality of auxiliary legs 500 may be provided for stable walking.

13 is a diagram illustrating a state of use of a walking aid in which a bent portion is formed according to another embodiment of the present invention.

According to another embodiment of the present invention, the lower end of the auxiliary leg 500, that is, the lower end of the height adjustment member 512 may be formed a bent portion 516 bent at a predetermined angle backward. In this case, the support parts 520 and 520 'are positioned to be spaced apart from the rear of the auxiliary leg 500, thus supporting the user's leg more stably.

In this case, the insertion portions 524 and 525 ′ of the support portions 520 and 520 ′ may be formed to be inclined forward to correspond to the angle of the bent portion 516.

As another example, the rotary ball 515 is provided at the lower end of the bent portion 516 and the secondary leg coupling portion 600 is formed at the support portions 520 and 520 ', so that the support portions 520 and 520' can be mounted parallel to the ground. have.

At this time, the rotary ball 515 is provided on the upper end of the auxiliary leg 500 and the auxiliary leg coupling portion 600 is formed on the lower support 300, the auxiliary leg 500 to the desired angle with respect to the lower support 300 Of course it can also be rotated.

In addition, as in the above-described embodiment, the upper support 200 may be used together, or the lower support 300 and the auxiliary leg 500 may be used without the upper support 200 to be used as a prosthesis. In this case, a plurality of auxiliary legs 500 may be provided for stable walking.

Although the embodiments of the present invention have been described above, it will be understood by those skilled in the art that various modifications may be made without departing from the scope of the claims of the present invention.

According to the walking aid according to the present invention, it is possible to prevent an accident in which the user loses balance and falls backwards while walking.

In addition, according to the walking aid according to the present invention, it is possible to protect the knee joint by absorbing the shock during walking.

In addition, according to the walking aid according to the present invention, the stairs can be easily and safely descended.

In addition, according to the walking aid according to the present invention, the length of the auxiliary leg can be adjusted according to the user's physique.

In addition, according to the walking aid according to the present invention, it is possible to stably be supported on the ground by adjusting the rotation angle of the auxiliary leg.

Claims (17)

An upper support surrounding one side of the thigh and supporting the first coupling part downwardly extending from left and right ends thereof; A lower support that surrounds and supports one side of the calf part and has a second coupling part extending upwardly at left and right ends thereof and hinged to the first coupling part; And One end is coupled to the rear of the lower support, and the other end extends downward to include an auxiliary leg supported on the ground, The auxiliary leg, one end is coupled to the rear of the lower support and the other end extends in the direction of the ground and the length adjustable adjustable, and the support is formed on the lower end of the extension, the support is a plate shape on the ground Walking aids, characterized in that supported stably. The method according to claim 1, Walking aids characterized in that a plurality of the auxiliary legs are provided along the circumference of the lower support. The method according to claim 1, The extension part is a walking aid, characterized in that it comprises a bending member coupled to the rear of the lower support and bent downward, the height adjustment member is inserted into the hollow of the bending member to adjust the length. The method according to claim 1, Walk aids, characterized in that the insertion portion protruding to form a lower end of the extension portion is coupled to the upper side of the support. The method according to claim 1, The support portion has a horseshoe shape, walkers, characterized in that both ends of the support portion is formed to extend to the rear of the extension portion. The method according to claim 1, Walking aids, characterized in that the lower end of the support is provided with an elastic shock absorbing member. The method according to claim 1, The support part includes a body having a lower end coupled to the upper end and having a space formed therein, an elastic member provided at one side of the space part, and a protruding member elastically supported to the rear of the body by the elastic member. Walking aids characterized in that. The method according to claim 7, Walking aids, characterized in that the shock absorbing member of the elastic material is provided at the end of the protruding member. The method according to claim 1, The left and right both ends of the upper support are spaced apart from each other in front, walking aids, characterized in that both ends of the elastic band across the spaced apart space in front of the upper support to the left and right ends of the upper support. A lower support for wrapping and supporting one side of the calf; And One end is coupled to the rear of the lower support, and the other end extends downward to include an auxiliary leg supported on the ground, The auxiliary leg, one end is coupled to the rear of the lower support and the other end extends in the direction of the ground and the length adjustable adjustable, and the support is formed on the lower end of the extension, the support is a plate shape on the ground Walking aids, characterized in that supported stably. The method according to claim 10, Walking aids characterized in that a plurality of the auxiliary legs are provided along the circumference of the lower support. The method according to claim 1 or 10, A walking aid provided on the rear of the lower support is provided, the one end of the auxiliary leg is rotatably coupled to the auxiliary leg coupling portion. The method according to claim 12, Rotating ball is formed on one end of the auxiliary leg, the walk assisting device, characterized in that the auxiliary leg coupling portion is provided with a ball receiving groove for receiving the rotating ball. The method according to claim 13, A control opening is inserted into the ball receiving groove through one side of the auxiliary leg coupling portion, and one end of the control opening is provided with a pressing portion, and the pressing portion fixes the pressing portion by pressing the one side of the rotating ball. Walking aid. The method according to claim 1 or 10, An auxiliary leg coupling part is provided on the upper side of the support, and the walker is characterized in that the extension is rotatably coupled to the auxiliary leg coupling portion. The method according to claim 15, Rotating ball is formed at one end of the extension portion, walking aids characterized in that the auxiliary leg coupling portion is formed with a ball receiving groove for receiving the rotating ball. The method according to claim 1 or 10, Walking aids, characterized in that the bending portion is bent at a predetermined angle to the rear end of the extension.

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