Patent Application
20210069051
The technique disclosed in the present specification relates to a rehabilitation device for a human body, and more particularly, to a rehabilitation device which is capable of an extension exercise that corresponds to the joints of hands of a rehabilitation patient.
A previously filed Korea Patent Application Publication No. 10-2003-0008189 (published on Jan. 24, 2003, “auto finger exercise”) discloses a technique, in which when a finger is inserted to press the motor 8 operation button mounted on a wrist, the motor 8 rotates and guy-wires 9 and 10 connected to the motor pull the guy-wires 9 and 10 by rotation of the teeth 7 of the motor 8 and the guy-wires attached to the end of the finger 2 slowly move to a palm 6 and detect the pressure of the sensor installed in the palm and the operation of the motor 8 stops and the guy-wires return to their original state by elasticity of the band attached to the back of the hands.
A previously filed Korea Patent Application Publication No. 10-2019-0003280 (published on Jan. 9, 2019, “upper limb rehabilitation robot”) discloses a technique, which includes a finger exercise unit mounted on the back of a hand of a patient to rehabilitate the patient's finger; a wrist exercise unit provided on the wrist area of the patient to exercise the wrist of the patient; and an upper limb exercise unit disposed to be spaced apart from the wrist exercise unit so as to exercise the upper limbs of the patient. Furthermore, the finger exercise unit includes a unit which is to be worn on the back of the hand of a patient; a strap which forms a movement path on the unit which is to be worn on the back of the hand; a finger coupling unit which supports one end of the strap and is coupled to a finger of the patient; and a strap driving unit which is provided in the unit that is to be worn on the back of the hand and winds and unwinds the strap supported by the finger coupling unit; wherein the strap driving unit includes a strap winding roller by which the strap is wound and unwound; a strap driving unit that rotates the strap winding roller forwardly and reversely; and a strap guide roller which is provided on the movement path of the strap and guides the movement of the strap; wherein the wrist exercise unit includes a wrist cradle on which the wrist is rested; and a track which is provided along the rotation track of the wrist and guides the rotary movement of the wrist cradle.
A previously filed Korea Patent Application Publication No. 10-2019-0008586 (published on Jan. 25, 2019, “training apparatus for actively rehabilitating fingers and wrist”) discloses a training apparatus for actively rehabilitating fingers and wrist, which includes an arm fixing module that includes a pedestal and an arm fixing unit fixed to the pedestal; a wrist rotation module that includes a support through which the arm of a patient is passed and which is fixed to the pedestal and a rotating body coupled to the support and rotated; a coupling unit extending outward from the top of the rotating body; a left and right wrists refractive module that is rotatably coupled to the coupling unit so as to rotate the patient's wrist from side to side; a wrist up and down refractive module that is hinge-coupled to the left and right wrists refractive module to bend the patient's wrists up and down; and a finger rehabilitation module that includes a plurality of finger rehabilitation units which are coupled to the wrist up and down refractive module and fold each finger of the patient.
The conventional rehabilitation devices described above have been developed for the extension exercise to clench and followed by extending the fist, and it is not possible to perform a maximum extension exercise in which the tips of fingers are bent toward the back of the hand.
As such, the technology disclosed in the present specification intends to provide a rehabilitation device which enables an extension exercise where the tips of fingers can be maximally bent toward the direction of the back of a hand.
Furthermore, the technology disclosed in the present specification intends to provide a rehabilitation device which enables the sequential proceeding of the extension exercise of the wrist by an extension exercise of fingers.
In an embodiment, a rehabilitation device is disclosed.
The rehabilitation device includes a first support unit 100 which supports palms; a second support unit 200 which is provided in one side of the first support unit 100 thereby supporting fingers; a driving unit 300 which moves the second support unit 200 toward the direction of the back of a hand; and a joint unit 400 which allows the first support unit 100 to be tilted as the second support unit 200 moves.
The joint unit 400 includes a first joint unit 410 which allows the first support unit 100 to rotate freely; a second joint unit 420, which, while connecting the first support unit 100 and the second support unit 200, allows the second support unit 200 to rotate freely; and a restriction unit 430, which, while being provided in the first support unit 100, restricts the rotation of the second support unit 200 thereby rotating the first support unit 100 as the second support unit 200 moves.
The driving unit 300 includes a moving unit 310 which, while being positioned from the first support unit 100 toward the second support unit 200, moves forward and backward under the first support unit 100 or the second support unit 200; a driving connection unit 320 which connects the moving unit 310 and the second support unit 200; and a rotation structure 330 which allows the driving connection unit 320 to rotate freely by the forward movement of the moving unit 310 thereby moving the second support unit 200 upward.
The rehabilitation device further includes a secondary rehabilitation unit 500, which, being provided in the first support unit 100, allows the thumb of the fingers to be folded and then extended, wherein the secondary rehabilitation unit includes a third support unit 510, which, being provided in the first support unit 100, is provided in one side of the second support unit 200, thus being able to rotate toward the direction of a side of the second support unit 200; a rotation guide 520, which, while being protruded in a lower part of the third support unit 510, is tilted toward the direction of movement of the moving unit 310 from the outside of the third support unit 510 to the inside of the third support unit 510; and a secondary moving unit 530, which, while being provided to move along with the moving unit 310, comes into contact with the rotation guide 520 and pushes while being sled thereby rotating the third support unit 510.
The secondary rehabilitation unit 500 may be provided on both sides of the second support unit 200.
The secondary rehabilitation unit 500 may further include a secondary return unit 540 which, while being connected to the third support unit 510 and the first support unit 100, returns the rotated third support unit 510.
The rehabilitation device may further include a ball caster 600, which, being provided in a lower part of the driving unit 300, allows to move freely by an external force.
The rehabilitation device may further include a wrist fixing unit 700, which, being provided in the driving unit 300, fixes a wrist; and may further include an arm resting unit 800, which, being provided in the driving unit and comes into contact with a particular part from a wrist to an elbow, is tilted toward the thumb direction as the arm resting unit 800 goes upward.
The rehabilitation device disclosed in the present specification enables the performance of an extension exercise in the sequential order of fingers and a palm (wrist) toward the direction of the back of a hand; and an extension exercise in the sequential order of a palm (wrist) and fingers toward the direction of the palm.
The rehabilitation device disclosed in the present specification can force an extension exercise, in which a thumb present in one hand of a rehabilitation patient supported through a first support unit 100 or a second support unit 200 via a secondary rehabilitation unit 500 is extended and then bent, and has the rehabilitation device having two secondary rehabilitation units 500 has the effect of optionally using either the left hand or right hand.
The rehabilitation device disclosed in the present specification can selectively change the position of an arm through a ball caster 600 while the hand is rested on the rehabilitation device and thereby can change the stimulus according to the extension exercise, and proceed with the extension exercise from the fingers to the shoulder.
The rehabilitation device disclosed in the present specification has the effect of being capable of easily releasing excessive pain caused by extension exercise through a wrist fixing unit 700 and an arm receiving unit 800.
The details described above only provide only selective concepts in a simplified form for the details to be followed. The present disclosure provided is not intended to limit the main or essential features of the claims or to limit the scope of the claims.
Hereinafter, exemplary embodiments disclosed in the present specification will be described in detail with reference to the accompanying drawings. Unless indicated otherwise in the specification, like reference numerals in the drawings shall indicate like elements. The exemplary embodiments described in the detailed description, drawings, and claims are not intended to limit the scope of description, drawings, and claims, but other embodiments may also be used. Other modifications may be also possible as long as they do not depart from the spirit or scope of the technology disclosed herein. Those skilled in the art can arrange, configure, combine, and design the components of the present disclosure (i.e., the components generally described herein and described in the figures) in various other configurations, and will easily understand that all of these are obviously devised and form parts of the present disclosure. In order to explicitly express various layers (or membranes), regions, and shapes in the drawings, the width, length, thickness, or shape of the components may be exaggerated.
When one component is referred to as “provided in” another component, it may include a case where an additional component is interposed therebetween, in addition to the case where the one component is directly provided to the other component.
When one component is referred to as “connected to” another component, it may include a case where an additional component is interposed therebetween, in addition to the case where the one component is directly connected to the other component.
When one component is referred to as “coupled to” another component, it may include a case where an additional component is interposed therebetween, in addition to the case where the one component is directly coupled to the other component.
Since the descriptions on the techniques disclosed are merely embodiments for structural or functional description, the proprietory rights with respect to the disclosed techniques should not be construed as being limited by the embodiments described herein. That is, since the exemplary embodiments may be modified variously and may have various forms, the proprietory rights with respect to the disclosed techniques should be understood to include equivalents capable of realizing the technical ideas.
Singular expressions should be understood to include plural expressions unless the context clearly indicates otherwise, and terms such as “include” or “have” are intended to indicate that there are features, numbers, steps, actions, components, parts, or combinations thereof implemented, and it should be understood that it does not exclude in advance the possibility of the presence or addition of one or more other features or numbers, steps, actions, components, parts or combinations thereof.
All terms used herein have the same meaning as commonly understood by those of ordinary skill in the art to which the disclosed technology belongs, unless otherwise defined. As defined in the commonly used dictionaries, the terms should be construed to be consistent with the meanings in the context of the related art and should not be construed as having ideal or overly formal meanings unless expressly defined in this application.
Hereinafter, the rehabilitation device disclosed in the present specification will be outlined below with reference to the accompanying drawings. The rehabilitation device referring to the drawing include a first support unit 100 which supports palms; a second support unit 200 which is provided in one side of the first support unit 100 thereby supporting fingers; a driving unit 300 which moves the second support unit 200 toward the direction of the back of a hand; and a joint unit 400 which allows the first support unit 100 to be tilted as the second support unit 200 moves.
In some other embodiments, the rehabilitation device may optionally further include a secondary rehabilitation unit 500.
In some other embodiments, the rehabilitation device may optionally further include a ball caster 600.
In some other embodiments, the rehabilitation device may optionally further include a wrist fixing unit 700 and an arm receiving unit 800.
Hereinafter, the present invention will be described in detail with reference to the drawings.
The rehabilitation device with reference to
The first support unit 100 with reference to
Meanwhile, the first support unit 100 may be installed in a separate cover which covers the rehabilitation device disclosed in the present specification or may be installed in the driving unit 300 as shown in
The second support unit 200 may be provided on one side of the first support unit 100 to support fingers. The second support unit 200 may be provided in the form of a plate. To explain more specifically with reference to
Meanwhile, the second support unit 200 may be provided so as to individually support each of the second to fifth fingers of a rehabilitation patient.
The driving unit 300 may be provided so as to move the second support unit 200 to the direction of the back of a hand.
According to some exemplary embodiments, the driving unit 300 may optionally further include a connection unit 320 and a rotation structure 330.
The driving unit 300 according to an embodiment (not shown) may include a moving unit 310 provided so as to reciprocate forward and backward. The moving unit 310 may be provided as a conventional cylinder, etc. for reciprocating the lead screw or the piston rotated by a conventional motor. The moving unit 310 may be provided at an end of the second support unit 200. The driving unit 300 may be provided to allow the second support unit 200 to move to an upward direction, i.e., a direction toward the back of a hand of a rehabilitation patient. The driving unit 300 moves the second support unit 200 to an upward direction and thereby make the fingers of the rehabilitation patient to be flipped toward the palm direction. That is, a finger extension exercise is forced, in which when the moving unit 310 moves forward, fingers are flipped, whereas when the moving unit 310 moves backward, the fingers are returned.
Meanwhile, the driving unit 300 may be installed on a separate cover that covers the rehabilitation device shown in the present specification, or may be fixed to the floor, etc.
The driving unit 300 according to an embodiment referring to
The driving unit 310 referring to
The driving unit 320 referring to
The rotation structure 330 referring to
Meanwhile, the moving unit 310 may be provided by the lead screw rotated by a conventional motor as in
A joint unit 400 causes the first support unit 100 to tilt as the second support unit 200 moves. The joint unit 400 roughly includes a first joint unit 410, a second joint unit 420, and a restriction unit 430.
The first joint unit 410 referring to
The second joint unit 420 referring to
The restriction unit 430 referring to
In the rehabilitation device according to an embodiment described above, as a primary step, a first-step extension exercise where fingers are flipped to the direction of back of the hands or palms can be performed through the second support unit 200 which rotates by the driving unit 300 may be performed.
In the rehabilitation device according to an embodiment described above, a second-step extension exercise where palms are flipped to the direction of back of the hands or palms in a state where the fingers are flipped through the first support unit 100 which rotates by movement of the second support unit 200.
In the rehabilitation device according to an embodiment described above, an extension exercise may be performed in the sequential order of fingers and a palm (wrist) toward the direction of the back of a hand; and an extension exercise may be performed in the sequential order of a palm (wrist) and fingers toward the direction of the palm.
The rehabilitation device referring to
According to other embodiments, a secondary return part 540 may be further included.
The third support unit 510, which is provided in the first support unit 100, is provided in one side of the second support unit 200 and rotates freely to the direction of the side of the second support unit 200. To explain more specifically referring to
The rotation guide 520 which, while being protruded in a lower part of the third support unit 510, is tilted toward the direction of movement of the moving unit 310 from the outside of the third support unit 510 to the inside of the third support unit 510. To explain more specifically referring to
The secondary moving unit 530, which, while being provided to move along with the moving unit 310, comes into contact with the rotation guide 520 and pushes while being sled thereby rotating the third support unit 510. To explain more specifically referring to
Meanwhile, the secondary moving unit 530 may be provided with a conventional ball caster or roller at an end thereof.
The secondary rehabilitation unit 500 explained in other embodiment, by converting the force generated in one direction totally different from the force generated by a single driving unit 300 through the rotation guide 520 and the secondary moving unit 530, can force an extension exercise in which a thumb of one hand of a rehabilitation patient supported through the first support unit 100 or the second support unit 200 can be extended or clenched. The rotation of the secondary rehabilitation unit 500 may have an internal angle of 45°.
Meanwhile, as in
Further, as explained in
Meanwhile, the rehabilitation unit 500 explained above may further include a conventional ball caster 600 as illustrated in
Additionally, by changing the location of the arm through the ball caster 600, the device has the effect of being capable of performing the extension exercise from fingers to the shoulder.
Further, the rehabilitation device including the ball caster 600 may further include an additional plate body. A ball caster 600 explained above may be provided in the plate body. The plate body may be provided in a lower surface of the driving unit 300. The plate body may be selectively coupled to or separated from the driving unit 300. The driving unit 300 may include a conventional roller that rotates on the upper surface of the plate body. The roller may be controlled through an apparatus such as a conventional motor, etc. In such a rehabilitation device, the driving unit 300 can move forward or backward on the upper surface of the plate body through the roller, and the rehabilitation patient can move the rehabilitation device by moving his/her arm through the ball caster 600. That is, a rehabilitation patient can proceed with an active extension exercise through the plate body in which the ball caster 600 is provided. The rehabilitation patient can perform a passive extension exercise through the roller in which the plate body is separated.
The rehabilitation device with reference to
The wrist fixing unit 700 with reference to
Meanwhile, the wrist fixing unit 700 may be provided on the surface of the cover covering the rehabilitation device.
The arm receiving unit 800 with reference to
In the rehabilitation device including the wrist fixing unit 700 and the arm receiving unit 800 explained in another embodiment, if excessive pain occurs when the wrist is tilted due to the extension exercise by the second support unit 200 and the first support unit 100, a rehabilitation patient can straighten the folded wrists by instantly moving the elbows to a lower part of the arm receiving unit 800. Therefore, the rehabilitation device has the effect of easily releasing excessive pain occurred due to extension exercise. Additionally, the rehabilitation patient can resolve the pain problem even with a slight movement and can continue the extension exercise in a state where the pain has not occurred.
From the foregoing, it will be understood that various embodiments of the present disclosure have been described for illustration purposes, and various modifications are possible without departing from the scope and spirit of the present disclosure. In addition, the various embodiments disclosed above are not intended to limit the present disclosure, and the true spirit and scope of the present disclosure will be proposed in the claims below.
In the rehabilitation device disclosed in the present specification, as a primary step, a first-step extension exercise where fingers are flipped to the direction of back of the hands or palms can be performed through the second support unit 200 which rotates by the driving unit 300, and a second-step extension exercise where palms are flipped to the direction of back of the hands or palms in a state where the fingers are flipped through the first support unit 100 which rotates by the movement of the second support unit 200.
100: first support unit
200: second support unit
300: driving unit
310: moving unit
320: driving connection unit
330: rotation structure
400: joint unit
410: first joint unit
420: second joint unit
430: restriction unit
500: secondary rehabilitation unit
510: third support unit
520: rotation guide
530: secondary moving unit
540: secondary return unit
600: ball caster
700: wrist fixing unit
800: arm resting unit
