KR20100055643A

KR20100055643A - Knee brace

Info

Publication number: KR20100055643A
Application number: KR1020080114461A
Authority: KR
Inventors: 조경일; 지기석
Original assignee: 조경일; 지기석
Priority date: 2008-11-18
Filing date: 2008-11-18
Publication date: 2010-05-27

Abstract

PURPOSE: A knee joint brace is provided to reduce the number of spare parts required to a rotatable angle control device by including an upper assembly and a lower assembly regardless of the thickness of a patient. CONSTITUTION: A knee joint brace comprises the following: an upper and a lower assemblies attaching the center of an upper and a lower plates(110,210) surrounding a leg of a patient to a pair of fixing frames(100) and a rotating frame(150) symmetrically, and fastening the plates with an upper and the lower belts(120,220); and a rotatable angle control device installed in between the fixing frame and the rotating frame by connecting the upper and the lower assemblies with a hinge from the left and the right side of a knee.

Description

Knee Brace Assist {Knee Brace}

The present invention relates to an orthopedic knee joint assisting device having an upper and lower assembly for attaching a rotatable angle adjusting device which requires less manufacturing accessories and always rotating about a central axis even if the patient's leg thickness is different.

In general, the rotational angle adjusting device that requires less manufacturing cost and the knee joint movement of the knee joint is always desired even if the patient's leg thickness is different around the central axis.

As an example, the first and second angle adjusting means (500, 600), as shown in the "constitution and operation of the design of the angle adjusting device of the knee joint aid" registration room No. 20-0431104 of Figure 6 The upper and lower mounting jaws 518 and 618 are formed at the upper and lower ends thereof, and the springs 512 and 612 are seated therein, and the fixing pin holes 514 and 614 are formed therein and a plurality of recesses 516 to prevent slipping at one end thereof. And 616, push members 510 and 610 are formed, and long holes 522 and 622 are formed in the longitudinal direction at positions corresponding to the fixing pin holes 514 and 614, and the push members 510 and 610 are inserted into the inside. Insertion grooves 526 and 626 are formed to communicate with the long holes 522 and 622, and support protrusions 524 and 624 are in contact with and support the inner side surfaces of the angle adjusters 540 and 640 on one side thereof. The support members 520 and 620 formed therein, the fixing pin holes 514 and 614 of the push members 510 and 610, and the long holes 522 and 622 of the support members 520 and 620. The push members 510 and 610 are elastically flown by the springs 512 and 612 by the lengths of the long holes 522 and 622, respectively, by being inserted into the guide line 224 of the degree adjusting member 200. Angle fixing pins (530, 630) of a predetermined length, and coupling plates (542, 642) having one end coupled to one side of the support (520, 620) is formed and the outer surface of the second cover (400) The other end is composed of the angle adjusting openings (540, 640) having the rotating plate (544, 644) having the pillar fitting holes (544a, 644a) therein to be rotatably coupled.

However, such a method requires a lot of manufacturing cost by using the angle adjustable member 200 made of steel to remove the accessories in the present invention, the angle adjusting holes (540, 640) and using a rotatable angle adjusting device using a plurality of accessories. There is a problem.

As another example, as shown in the 'constitution and operation of the invention' of 'easy to wear knee joint assistive device' Patent No. 10-0780416 of Figure 7

<44> The upper assembly 100 is curved to correspond to the skeleton and skin shape of the thigh so as to wrap around the thigh and be in close contact, and has an open front shape, the upper support 110, the upper belt 120 ), The upper plate 130, the upper plate spring 140, the upper pad 150.

<53> The lower assembly 200 is curved to correspond to the skeleton and skin shape of the calf portion so as to surround the calf portion and closely connected to the calf portion, and has an open front shape, the lower support 210 and the lower belt 220. ), The lower plate 230, the lower plate spring 240, the lower pad 250 is made up.

However, in this method, when the diameter of the leg of the patient wearing the knee joint aid device is thin or thick, the upper or lower plates 130 and 230 are made of plastic or aluminum, and the length is fixed to the patient's leg. When the upper and lower belts 120 and 220 are fastened to be worn, as shown in FIG. 5, the rotatable angle adjusting device is shifted or displaced from the central axis to the inside or the outside, resulting in unnatural walking and a great burden and inconvenience for pedestrians. There is a problem.

Literature Information of the Prior Art

[Document 1] Registered Room 20-0431104, 'Angle Control Device for Knee Joint Aid'

[Document 2] 'easy to wear knee joint assistive device' Patent No. 10-0780416

[Document 3] 'Knee orthopedic aid' registration patent 10-0834074

The present invention devised to solve the problems as described above, the manufacturing cost of the rotatable angle adjuster to the upper support is connected to the lower support is cheap and rotated about the central axis of the rotatable angle control device, An object of the present invention is to provide a knee joint aid that prevents misalignment or deviation of the central axis of rotational movement.

The present invention devised to solve the problems as described above,

Rotatable angle adjustment device is hinged to the upper portion of the lower support and the lower support, respectively;

In place of the angle adjustment member 200 formed of steel in the interior of the first and second cover (300, 400) of the angle adjusting device made of plastic, the inside of the first and second cover with a strong reinforced plastic It is made by injecting the whole product together to save the accessories and make the manufacturing cost cheaper.

To compensate for the difficulty of rotation of the support (Fig. 3.520, 620), which is a problem caused by removing the angle adjuster (Fig. 6.540, 640) for smoothly rotating the rotation of the existing support around the central axis. One support protrusion (Fig. 524, 624) installed in the support of the four (4. 520), the front, back and both sides of the support (Fig. It is inserted into the guideline 224 of the cover (Fig. 300, 400) so that it can be easily rotated, and the support protrusions (724, 824) on the top of the support (Fig. 3. 520, 620) on the front, back and both sides in all directions. By installing four more one side can be easily rotated by riding the outer surface of the first cover 300 and the second cover 400 to remove the existing angle control (Fig. 540, 640) accessories Saves production costs.

The upper and lower plates supporting the thigh and calf;

Semicircular shape by deforming the upper and lower plates (Fig. 5, Fig. 110, 210) attached to the pair of fixed frame and the rotating frame, and having an open front shape surrounding the periphery of the existing thigh and calf. The upper and lower plates with protruding shapes cover the legs wider than the upper and lower belts so that the side is open, the width is narrow, and the cushionless upper and lower belts and binding rings do not directly touch the patient's legs. 2. The center of the 110,210 is attached to the pair of fixed frame and the rotating frame facing each other symmetrically attached to each other by the upper and lower belts (120,220) as a binding means fixed frame and the rotating frame according to the thickness of the patient's legs By moving left and right about the patient's leg, the central axis of the rotatable angle adjusting device always rotates about the center.

The present invention has the effect of providing a simple knee joint aid that can be stabilized by rotating the movement of the knee joint of the patient to the central axis of the rotatable angle control device as well as making the manufacturing cost cheap.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

The knee joint assisting device according to the present invention includes a rotatable angle adjusting device for hinge connecting the lower support and the upper support;

An upper assembly installed to support the thigh;

A lower assembly installed to support the calf;

For example, each having a structure installed in the knee joint shaping aid according to the present invention will be described in more detail.

1 is a perspective view of the knee protector in the present invention

Spring and fixed to the rotation frame 150 for supporting the calf and the fixed frame 100 for supporting the thigh to form an arbitrary relative angle in accordance with the rotational movement state of the wearer in the intermediate space of the first and second cover (300,400) A rotatable angle adjusting device installed together with the supports 520 and 620 having push pins with built-in pins;

A semicircular shape supporting the thigh and protruding shape with the sides wider than the upper and lower belts so that accessories such as upper and lower belts and ties that are open and narrow and without cushions do not directly touch the patient's legs. An upper assembly having a shape in which the centers of the upper plates 110 and 110a having the upper and lower ends are attached to the pair of fixing frames 100 and 100a in a symmetrical manner and are tied to the upper belts 120 as fastening means;

A semicircular shape supporting the calf, protruding from the four sides of the upper and lower belts and binding rings such as the upper and lower belts and binding rings, which are open to the side, narrow, and without cushion, so that the upper and lower belts do not directly touch the patient's legs. A lower assembly having a shape in which a central portion of the lower plates 210 and 210a having a symmetrical direction are attached to the pair of rotation frames 150 and 150a to be symmetrically bound to each other by a lower belt 220 as a binding means;

Figure 2 has a semicircular shape that surrounds the patient's leg according to the thickness of the foot when the patient wears the knee protector according to the present invention, the side is open, the width is narrow, the upper and lower belts and binding rings, such as no cushion, the patient's leg The upper (110,110a) and lower plates (210,210a) and the left and right fixing frames (100,100a) and the rotating frames (150,150a) having a protruding shape are wrapped around the legs in a wider direction than the upper and lower belts so as not to directly contact the patient. A perspective view showing a situation in which the rotatable angle adjusting device rotates about the central axis of the rotary shaft at all times by moving left and right about the leg of the user.

3 is a perspective view of a rotatable angle adjusting device of the knee protector according to the present invention, the four support protrusions 524, 624 and the first, which ride around the guideline 224 of the first and second coverings 300 and 400; It is installed on the support spheres 520, 620, the support protrusions 724, 824 located at the four upper ends of the outer cover of the two cover (300, 400) is formed. A push member 510 having a spring built therein and a fixing pin 530 installed therein is inserted into the support holes 520 and 620 to rotate between the fixing frame 100 and the center of the first and second coverings 300 and 400. It is installed with fixing bolts P1 and P2 together with the frame 150. The fixing pin 530 of the push member 510 elastically flows by the spring is formed to protrude to the outside of the support (520, 620).

The guideline 224 installed by being inserted into the support member 510 of the push member 510 installed and inserted into the support body is entirely injected into the interior of the first and second coverings 300 and 400 of reinforced plastic material. The first and second support members 520 and 620 are fitted to the fixing holes 225 by the elastic force of the spring to be fixed at a desired position of the guideline at a predetermined angle about the central axis.

Here, the rotation frame 150 is in contact with one side of the first and second support (520,620), respectively, so that the rotation frame 150 is stopped when rotating to form a constant rotatable angle.

Figure 4 is a detailed perspective view of the four support protrusions (724,824) installed in the upper portion and the four support protrusions (524,624) of the middle portion of the support (520,620) of the rotatable angle adjusting device of the knee protector which is an important part of the present invention As

Four support protrusions 524 and 624 driving around the first and second cover guide lines 224 and four upper support protrusions 724 and 824 driving around the outer sides of the first and second cover 300 and 400 are formed. Forming the support (520,620).

The fixing pin 530 of the push member 510 elastically flows by the spring protrudes to the outside of the support (520, 620) to use the elasticity of the spring in the fixing hole 225 of the guideline 224 It is fitted and fixed.

5 is a perspective view illustrating a problem that the lower and upper assemblies of the existing knee protector are inclined or shifted according to the thickness of the leg of the patient according to the thickness of the rotatable angle adjusting device;

The thigh and the calf are wrapped around the thigh and the calf so that they can be closely connected to each other in the shape of the skeleton and skin of the thigh, and the front is open and has a pair of fixed frames (100, 100a) and a rotating frame at both ends. If the patient's thigh is thicker or smaller than the fixed lengths of the plastic 110 or the aluminum 110 and the lower plate 210 attached to the 150 and 150a, the center of the rotatable angle adjusting device is bent inward or outward to rotate. There is a problem that the joint movement and walking of the wearer can not be made more smoothly because the center axis of the movement is shifted or separated.

Figure 6 is a perspective view of the registration room No. 20-0431104 for the 'angle control device of the knee joint aid'

7 is a perspective view of the operation angle of the rotatable angle adjusting device of the present invention and the existing 'angle adjusting device of the knee joint aid' registration room No. 20-0431104

A) While pressing the groove 516 of the push member 510 to match the desired angle and let go. (First angle control means 500 operation)

A-1) When the groove 516 of the push member 510 is pressed, the angle fixing pin 530 inserted into the fixing pin hole 514 is the long hole 522 of the support 520.

As it flows in and is separated from the fixing hole 225 of the first line 223 of the angle adjusting member 200.

A-2) After releasing the hand after positioning at a desired angle, the angle fixing pin 530 is inserted into the fixing hole 225 of the first line 223 while being positioned in place by the elastic force of the spring 512. Therefore, it is fixed.

B) While pressing the groove 616 of the push member 610 is positioned at the desired angle and let go. (Operation of the second angle adjusting means 600)

B-1) When the recess 616 of the push member 610 is pressed, the angle fixing pin 630 inserted into the fixing pin hole 614 is the long hole 622 of the support 620.

As it flows in and is separated from the fixing hole 225 of the second line 224 of the angle adjusting member 200.

B-2) After releasing the hand after positioning at the desired angle, the angle fixing pin 630 is inserted into the fixing hole 225 of the second line 224 while being positioned in place by the elastic force of the spring 612. Therefore, it is fixed.

Therefore, the rotation frame 150 is rotatable between the support 520 of the first angle adjusting means 500 and the support 620 of the second angle adjusting means 600.

And it is possible to adjust the rotation angle by adjusting the number of fixing holes 225 of the angle adjusting member 200.

8 is a perspective view of 'easy to wear knee joint assistive device' Patent No. 10-0780416

When the upper plate 130 wears the upper assembly 100 and presses the thigh of the wearer using the upper belt 120, the upper plate 130 is disposed between the upper plate 130 and the upper support 110. A plurality of the combined upper plate spring 140 is preferably composed of a synthetic resin having a light weight and excellent processability while having a certain strength or more so as to stably press to form a constant anti-elasticity.

<53> The lower assembly 200 is curved to correspond to the skeleton and skin shape of the calf so as to wrap around the calf and closely connected, and has an open front shape, the lower support 210 and the lower belt 220. ), The lower plate 230, the lower plate spring 240, the lower pad 250 is made up.

1 is a perspective view of the knee joint aid of the present invention.

2 is an assembly view of the upper and lower plates of the present invention;

Figure 3 is a perspective view of the rotatable angle adjusting device of the present invention

Figure 4 is a perspective view of the support and the support protrusion of the present invention

5 is an assembly view of a conventional upper and lower plate

6 is a perspective view of Utility Model No. 20-0431104.

7 is a principle of operation of the support of the present invention and utility model No. 20-0431104.

8 is a perspective view of Patent No. 10-0780416

100: fixed frame 110: upper plate

120: upper belt 150: rotation frame

210: lower plate 220: lower belt

224: guide groove 225: fixing hole

300: first cover 400: second cover

510: push member 520: support

524, 624: middle support protrusion 724,824: upper support protrusion

Claims

In the upper and lower assembly, and a fixed frame and a rotating frame, between the fixed frame and the rotating frame is a knee joint assist device provided with a rotatable angle adjustment device,

A guide 222 having a plurality of fixing holes 225 therein, the first cover 300 which is injected into the reinforced plastic all at once;

A second cover 400 which is coupled to face the first cover 300 with the fixing frame 100, the rotating frame 150, and the supports 520 and 620 in the middle;

Four support protrusions (524, 624) are installed in all directions on the front, rear and both sides at the intermediate positions of the support (520, 620) for adjusting the rotatable angle of the rotating frame (150) and the support (520, 620) A rotatable angle adjusting device having four more support protrusions 724 and 824 installed in the front, back and both sides at the top position of the front and rear sides;

It has a semi-circular shape so as to support the thigh and wraps the legs in all directions, and attaches the centers of the upper plates 110 and 110a to the pair of fixing frames 110 and 110a in a symmetrical manner. An upper assembly having a shape for binding to the upper belt 120 as a means;

It has a semi-circular shape to support the calf and has a side open, wraps the legs in all directions, and attaches the centers of the lower plates 210 and 210a to the pair of rotating frames 150 and 150a symmetrically to each other. A lower assembly having a shape that binds to the lower belt 220 as a means is:

Knee joint aids, characterized in that configured to include.

The method of claim 1, wherein the guide line 222 having a plurality of fixing holes 225 therein, the first cover 300 is injected into a strong reinforced plastic as a whole;

A second cover formed to face the first cover 300 and coupled to face the first cover 300 with the fixing frame 100, the rotating frame 150, and the supporters 520 and 620 in between. 400);

According to claim 1, The rotatable angle adjusting device,

Fixing pins 530 of the push members 510 and 610 are inserted into and fixed to the guide lines 224 and the fixing holes 225 through the support holes, and the front and rear surfaces at the intermediate positions of the support devices 520 and 620. Four support protrusions (524,624) are installed in all directions on both sides, and the support protrusions (724,824) are rotated on the top of the support holes (520, 620) at the upper positions of the support holes (520, 620). Knee joint assistive device, characterized in that four more installed in all directions.

The method of claim 1, wherein the semicircular shape to support the thigh, the sides are open and wrap the legs wider than the upper and lower belts in all directions, the center of the upper plate (110,110a) has a pair of fixed frame ( An upper assembly having a shape that is symmetrically opposed to and attached to the upper and lower belts 120 that bind to each other;

The center of the lower plate (210, 210a) having a semi-circular shape to support the calf and open the sides and wraps the leg wider than the upper and lower belts in all directions and protruded symmetrically to a pair of rotating frames (150,150a) The lower assembly having a shape that is attached to face each other to bind with the lower belt 220 as a binding means:

Knee joint assistive device characterized in that it comprises a knee joint assistive device.