TW202116282A - Hand rehabilitation device rotates the rotating member to drive the shaft to rotate so as to wind the pulling ropes and shorten the length - Google Patents

Abstract

A hand rehabilitation device is suitable for being worn on a hand. The hand rehabilitation device includes a main body unit, at least one adjustment seat and a stretching unit. The adjustment seat includes a seat body arranged on the main body unit, a ratchet wheel arranged on the seat body in a rotatable manner, a dial lever capable of being engaged with the ratchet wheel in a resilient pushing manner, and a rotating member for driving the ratchet wheel to rotate synchronously. The rotating member has a shaft. The stretching unit includes a plurality of finger sleeves and a plurality of pulling ropes. Each pulling rope is movably inserted into respective finger sleeve and connected to the shaft. When the dial lever is engaged with the ratchet wheel, the rotating member is rotated to drive the shaft to unidirectionally rotate so as to wind the pulling ropes and shorten the length. Accordingly, the tightness degree of the invention can be regulated to match the hand with different degrees of curvature, thereby having better rehabilitation effect and lower rehabilitation costs.

Description

Hand rehabilitation device

The invention relates to a stretching or bending appliance for exercise, in particular to a hand rehabilitation device.

As shown in Figure 1, a hand dynamic orthosis disclosed in the Republic of China Patent Publication No. M516411 includes an auxiliary board 11 for fixing on the palm of the human body, and a number of finger straps 12 for fixing on the fingers of the human body. , And several torsion springs 13 arranged on the auxiliary board 11 at intervals and connected to the finger straps 12 respectively. When each torsion spring 13 is bent and deformed by the respective finger strap 12, it will generate a constant potential energy to restore the respective finger strap 12 to the original position, thereby correcting the fingers that have been cramped and bent due to stroke. And train the fingers to straighten to achieve the rehabilitation effect.

Although the hand dynamic orthosis has the above-mentioned training and rehabilitation effect, since the hand dynamic orthosis cannot adjust the elastic force of the torsion springs 13 according to different degrees of bending of the hand, the rehabilitation effect is relatively unsatisfactory. In addition, when the user's rehabilitation situation improves, he must be replaced with another set of the hand dynamic orthosis. Therefore, the rehabilitation cost is relatively high.

Therefore, the purpose of the present invention is to provide a hand rehabilitation device that can adjust the tightness and has a better rehabilitation effect.

Therefore, the hand rehabilitation device of the present invention is suitable for being mounted on a hand, and the hand rehabilitation device includes a body unit, at least one adjusting seat, and an extension unit.

The body unit is used to be worn on the hand.

The adjusting seat is movably arranged in the body unit, the adjusting seat has a seat, a ratchet, a shift lever and a rotating member, the seat is arranged in the body unit, and the ratchet is rotatably arranged in the seat, The shift lever can be flexibly pivoted on the base and detachably clamped to the ratchet, the rotating member is rotatably installed on the main unit and used to drive the ratchet to rotate synchronously, the rotating member has a shaft .

The extension unit includes a number of finger cots spaced apart, and a number of pulling ropes corresponding to the finger cots. The finger cots are spaced apart from the body unit and used to wear the counting fingers of the hand, each The pulling ropes movably pass through the respective finger sleeves and are connected to the shaft of the adjusting seat. Each pulling rope has a fixing end adjacent to the respective finger sleeve, and a fixing end opposite to the fixing end and facing the shaft. The adjusting ends extending in the direction of the palm of the hand, the adjusting ends of the pulling ropes are arranged on the shaft, when the lever is locked on the ratchet, the ratchet can rotate in one direction, and by rotating the The rotating member can drive the shaft to rotate to wind the pulling ropes, thereby shortening the length of the pulling ropes.

The effect of the present invention is that by rotating the rotating member to drive the shaft to rotate, the pulling ropes can be wound and the length of the pulling ropes can be shortened, and the tightness of the hand rehabilitation device can be adjusted to match different The degree of hand curvature can achieve the best rehabilitation effect, and can be used continuously in different recovery stages of the user without the need to replace new products, which can reduce the cost of rehabilitation.

2 and 3, an embodiment of the hand rehabilitation device of the present invention is suitable for loading a hand 9. The hand rehabilitation device includes a body unit 2, two adjusting seats 3, 4, and an extension Unit 5.

The body unit 2 is used for wearing on the hand 9. In this embodiment, the body unit 2 includes a palm body 21 for wearing on the palm 91 of the hand 9, and a palm body 21 for wearing on the palm 91 of the hand 9 The wrist body 22 of the wrist 92 of the hand 9. However, in other variations, the main body unit 2 can also omit the wrist main body 22. The palm body 21 has a number of limiting pipes 211 arranged on the outer surface at intervals. Each limiting tube 211 has a magnetic attraction member 212. The wrist body 22 is pivotally connected to the palm body 21, and the body unit 2 further includes three buckle straps 221 for buckling on the hand 9. Preferably, each buckle strap 221 is a kind of Devil felt belt, and two of the buckle belts 221 are used to fasten the wrist 92, and the other buckle belt 221 is used to fasten the palm 91, so the fixing effect is better, but in other In a modified example, the buckling straps 221 can also be an elastic strap with adjustable tightness or a strap with several rows of buckles, which can also be worn with hands 9 of different thicknesses. Preferably, the palm body 21 and the wrist body 22 respectively have a silicone layer 201 formed on the inner surface, and a number of vents 202 penetrating the inner and outer surfaces, so that they are comfortable to wear and not prone to skin irritation and swelling. effect.

The adjusting seats 3 and 4 are respectively arranged on the outer surface of the palm body 21 and the outer surface of the wrist body 22. The structural principles of the adjusting seats 3 and 4 are the same. The detailed structure of the adjusting seat 3 will be further explained below. .

Referring to FIGS. 3 to 5, the adjusting seat 3 has a base 31, a ratchet 32, a shift lever 33, an elastic member 34, a shutter 36 and a rotating member 35. The seat body 31 is disposed on the body unit 2 and defines a chamber 30 around the seat body 31. The seat body 31 has a mounting hole 311 surrounding an axis L, a through groove 312 connected to the chamber 30, and a The accommodation chamber 30 is adjacent to the pivot 313 of the through slot 312, and the accommodation chamber 30 surrounds the mounting hole 311. The ratchet wheel 32 is rotatably disposed in the chamber 30 with the axis L as the center. The shift lever 33 can be pivoted to the pivot 313 of the seat 31 and detachably clamped to the ratchet wheel 32. The shift lever 33 has a latching end 331 for latching to the ratchet wheel 32 , And a toggle end 332 opposite to the latch end 331 and exposed from the through slot 312 and used for toggle. The elastic member 34 constantly pushes the latching end 331 to move toward the ratchet 32. In this embodiment, the elastic member 34 is a torsion spring pivoted on the pivot 313 and one of the arms penetrates the seat body 31. The other arm is hooked on the shift lever 33, but in other variations, the elastic member 34 can also be a compression coil spring and is installed on the latching end 331 of the shift lever 33 and the seat 31 Time, or other equivalent components that can constantly push the latching end 331 toward the ratchet 32. The shield 36 covers the base 31 and has an opening 361 communicating with the mounting hole 311.

The rotating member 35 passes through the opening 361 of the shutter 36 from top to bottom and is rotatably connected to the body unit 2. The rotating member 35 is also connected to the ratchet wheel 32 and is used to drive the ratchet wheel 32 to rotate synchronously. In an embodiment, the rotating member 35 has a turntable 351 rotatably installed on the body unit 2 and connected to the ratchet wheel 32, a knob 352 that is opposite to the ratchet wheel 32 and is connected to the turntable 351 and is used to rotate, and a knob 352 that is used to rotate. The inner surface of the main body unit 2 faces upward through a screw 353 to the turntable 351, and a set of clasps 354 set on the screw 353 and abutting against the inner surface of the main body unit 2. The turntable 351 has a disk body 355 accommodated in the opening 361 of the shutter 36, a shaft 356 extending upward from the disk body 355 along the axis L, and a shaft 356 extending upward from the disk body 355 along the axis L. A rotating rod 357 extending downward, the top end of the shaft 356 is substantially a square rod, and the bottom end is a round rod. In this embodiment, the shaft 356 is higher than the seat 31, but in other variants In this case, the shaft 356 can also be the same height as the top surface of the seat body 31 or slightly lower than the top surface of the seat body 31. The rotating rod 357 is substantially in the shape of a round rod and is rotatably arranged in the mounting hole 311 through a bearing 37 and is connected and fixed by the screw 353. In other variations, the screw 353 can also be omitted, and the clasp 354 adopts a C-shaped buckle ring, and forms a ring groove on the outer peripheral surface of the shaft 356 for the C-shaped buckle ring to be embedded, which also has the same function of fixing the rotating rod 357.

The knob 352 has a sleeve 358 formed on the inner surface and extending along the axis L toward the turntable 351. The sleeve 358 has a non-circular hole 359 engaged with the shaft 356, and the width of the shaft 356 is The cross section is matched with the cross section of the non-circular hole 359, so that the knob 352 can link the turntable 351 to drive the ratchet wheel 32 to rotate synchronously. In this embodiment, the knob 352 is a plum blossom that can be turned directly by hand. Type knob, but in other variations, it can also be a cylindrical knob that is turned with a wrench tool such as a socket or a screwdriver. It should be noted that the normal position of the lever 33 is that the latching end 331 is latched to the ratchet wheel 32. At this time, the ratchet wheel 32 can only be rotated in one direction. Therefore, the knob 352 and the turntable 351 are also It can only rotate in one direction. If the lever 33 is toggled and the latching end 331 is disengaged from the ratchet wheel 32, the ratchet wheel 32 can rotate in two directions at this time. Therefore, the knob 352 and the turntable 351 assume a free state that can rotate in any two directions. In this embodiment, the turntable 351 and the ratchet wheel 32 are separately manufactured and then combined and connected. However, in other variants, the turntable 351 and the ratchet wheel 32 can also be integrally formed with better structural strength, even the rotating part The disk body 355 of 35 can be combined with the ratchet wheel 32 into the same component, thereby saving the number of components.

Referring to Figures 2, 3 and 5, the stretching unit 5 includes finger sleeves 51 spaced apart from each other and corresponding to the limit pipes 211, and a number of pulling ropes 52 corresponding to the finger sleeves 51, respectively. The bolts 53 and two tension wires 54 are installed on the finger sleeves 51.

The finger sleeves 51 are spaced apart from the main body unit 2 and are respectively used to put on the counting fingers 93 of the hand 9. Each finger sleeve 51 has a first ring 511, a second ring 512 closer to the body unit 2 than the first ring 511, and a second ring 512 disposed on the second ring 512 and adjacent to the corresponding Each of the magnetic parts 513 of the limiting tube 211 can be detached from the magnetic part and attracted to the respective magnetic parts 212.

Each pulling rope 52 can movably pass through the respective finger cuff 51 and is connected to the shaft 356 of the adjusting seat 3 located in the palm body 21, and the shaft 356 is at the same height or as the top surface of the seat body 31. When it is slightly lower than the top surface of the seat body 31, a plurality of grooves or through holes are opened in the seat body 31, and the pulling ropes 52 can also be passed through. Each pulling rope 52 has a rigid wire 521 and a coating layer 522 covering the rigid wire 521 all around, and each rigid wire 521 has a securing end adjacent to the first ring 511 of the respective finger cuff 51 523, and an adjustment end 524 that is opposite to the securing end 523 and extends toward the palm 91 of the hand 9 and is fixed to the adjustment end 524 of the shaft 356. The physical characteristic of each rigid wire 521 is the elongation per kilogram of tensile force. It is less than 2mm and has the properties of resistance to deformation and high rigidity. Preferably, each rigid line 521 is a rigid fishing line, but each rigid line 521 can also be a line formed of other rigid materials. In the present invention, by rotating the shaft 356 to shorten the length of the pulling ropes 52, the tightness of the finger sleeves 51 can be adjusted.

The bolts 53 respectively correspond to the pulling ropes 52 and are rotatably screwed to the first ring 511 of the finger sleeves 51. Each bolt 53 is used for the fixing end 523 of the pulling rope 52 to pass through and fix. In this embodiment, by screwing in or unscrewing each bolt 53, the respective finger cuffs 51 can be moved closer to or away from the palm body 21, so as to fine-tune the distance between each finger cuff 51 and the palm body 21. In other variations, the stretching unit 5 can also omit the bolts 53 and directly tie the securing end 523 of each pulling rope 52 to the first ring 511 of the respective finger sleeve 51. In yet another variation, each finger cuff 51 can also integrate the respective first ring 511 and the corresponding second ring 512 into one component. In this embodiment, after the adjusting end 524 of each pulling rope 52 is fastened to the shaft 356, the fastening end 523 of each pulling rope 52 is then passed through the corresponding limiting tube 211 and through the respective After the second ring 512 of the finger sleeve 51, it passes through the corresponding bolt 53 and passes through a hollow bead 55, and then is knotted and fastened to fix the fastening end 523 of each pulling rope 52. For the respective first ring 511, in other variations, a stopper can also be used instead of the hollow bead 55, which also has the same function of binding the securing end 523 of each pulling rope 52. In this embodiment, the number of the limiting tube 211 is five, but the number of the limiting tube 211 can also be one and for the pulling ropes 52 to pass through at the same time, which also has the function of positioning the pulling ropes 52 , When not limited to this. Preferably, each coating layer 522 is located between the respective adjustment end 524 and the corresponding limit pipe 211, thereby having a better safety effect, but in other variants, each pulling rope 52 can also The respective coating layers 522 are omitted.

The two ends of each stretch wire 54 are respectively fixed on the palm body 21 and the shaft (not shown in the figure) of the adjustment seat 4 located on the wrist body 22. When the length of the stretch wires 54 becomes shorter, they will The angle between the palm body 21 and the wrist body 22 is reduced, thereby adjusting the tightness of the palm body 21. The number of the stretch lines 54 in this embodiment is two, which can increase the connection strength, but the stretch The number of lines 54 can also be one, but it is not limited to this. In other variants, the adjusting seat 4 and the stretching wires 54 can be omitted. At this time, the wrist body 22 is mainly used to make wearing more stable. Therefore, the wrist body 22 can be fixedly connected to the palm body. 21, there is no need to be pivotally connected to each other, or the wrist body 22 and the palm body 21 can be integrally formed into a one-piece structure, which can also have the same function of wearing.

It can be seen from the above that as long as the adjusting seats 3 and 4 are rotated, the tightness of the finger sleeves 51 and the palm body 21 can be adjusted respectively to achieve a better rehabilitation effect, and the wrist body 22 and the palm body 21 are omitted. When the thread 54 is stretched, the finger cots 51 can still have the rehabilitation effect of training the fingers 93.

When wearing this embodiment for rehabilitation training, the lever 33 of the adjusting seat 3 located on the palm body 21 is in a normal state. At this time, rotating the rotating member 35 in the clockwise direction of FIG. 5 enables the shaft 356 Rotating and winding the pulling ropes 52 to shorten the length of the pulling ropes 52 can adjust the tightness of the finger sleeves 51 of the present invention. On the contrary, if the tightness of the finger sleeves 51 of the present invention is to be loosened, only the shift lever 33 of the adjusting seat 3 located on the palm body 21 can be moved to make the rotating member 35 located on the palm body 21 bidirectional. By rotating, the pulling ropes 52 can be loosened, and the tightness of the finger sleeves 51 can be loosened. By rotating the adjusting seat 3, the tightness of the finger sleeves 51 can be adjusted and loosened to match the degree of bending of the fingers 93. Therefore, the rehabilitation effect is better, and the present invention can be moderately adjusted according to the user's degree of recovery. Adjustment, no need to replace new products, lower rehabilitation cost.

It should be noted that in this embodiment, each of the bolts 53 of the extension unit 5 can be screwed in or out to drive the respective finger cuffs 51 close to or away from the palm body 21, so as to fine-tune each finger cuff 51 to the palm body 21. The distance of the palm body 21, whereby the user can fine-tune the tightness of each finger sleeve 51 according to the different degree of bending of each finger 93, so that the rehabilitation effect is better.

Referring to FIG. 6, when the present invention is not in use, the magnetic member 513 of each finger cuff 51 and the magnetic member 212 of the respective limit tube 511 can be converted into a storage state by magnetically attracting each other, which has a neat and tidy appearance. It is effective, and can prevent the pulling ropes 52 from being entangled and knotted with each other, causing the problem of loose structure or damage. In other variants, each magnetic member 513 or each magnetic member 212 can be omitted, as long as each limiting tube 511 or each second ring member 512 of each finger sleeve is made of magnetic material, which also has magnetic The role of suction fixation. In yet another variation, each magnetic member 212 and the respective magnetic member 513 can be replaced by equivalent components that are detachably connected, such as, but not limited to, hooks that hook each other or hooks that are embedded in each other. Like the card slot, it has the effect of being close together neatly and avoiding the loose structure.

It should be particularly noted that in another variation of this embodiment, the body unit 2 can omit the palm body 21 and the stretch wires 54 and only provide one adjustment seat 4 on the wrist body 22, and at the same time The pulling ropes 52 of the extension unit 5 are connected to the adjusting base 4, and the tightness of the finger sleeves 51 can be adjusted by rotating the adjusting base 4 to match the bending degree of the fingers 93 , To achieve the best rehabilitation effect.

In summary, the hand rehabilitation device of the present invention drives the shaft 356 to rotate by rotating the rotating member 35 to wind the pulling ropes 52 and shorten the length of the pulling ropes 52, thereby adjusting the finger cots The tightness of 51 is matched with the different degrees of bending of the fingers 93 to achieve the best rehabilitation effect. The user can continue to adjust and use according to the different degrees of recovery, without the need to replace new products, and the rehabilitation cost is low. Therefore, it can indeed achieve the purpose of the invention.

However, the foregoing are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, all simple equivalent changes and modifications made in accordance with the scope of the patent application of the present invention and the content of the patent specification still belong to Within the scope covered by the patent of the present invention.

2: Ontology unit 201: Silicone layer 202: vent 21: Palm body 211: limit pipe fittings 212: Magnetic Parts 22: Wrist body 221: buckle belt 3: Adjust the seat 30: Room 31: Block 311: mounting hole 312: Channel 313: Pivot 32: Ratchet 33: lever 331: Card 332: Toggle End 34: Elastic part 35: Rotating parts 351: Turntable 352: Knob 353: Screw 354: clasp 355: disc body 356: Axle 357: Rotary Rod 358: Casing 359: non-circular hole 36: Shutter 361: open 37: Bearing 4: Adjust the seat 5: Stretching unit 51: Finger Cots 511: first ring 512: second ring 513: Magnetic Parts 52: Pull the rope 521: rigid line 522: Cladding 523: Fastening End 524: adjust end 53: Bolt 54: Stretch line 55: Hollow beads 9: hands 91: Palm 92: wrist 93: finger L: axis

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a perspective view illustrating the hand dynamic orthosis of the Republic of China Patent Publication No. M516411; Figure 2 is a perspective schematic view of an embodiment of the hand rehabilitation device of the present invention worn on a hand; Figure 3 is a perspective exploded view of a part of the embodiment; Figure 4 is an incomplete cross-sectional view of the embodiment; Figure 5 is an incomplete top view of the embodiment; and Figure 6 is a top view illustrating the embodiment in a storage state.

2: Ontology unit

202: vent

21: Palm body

211: limit pipe fittings

22: Wrist body

3: Adjust the seat

30: Room

31: Block

351: Turntable

356: Axle

4: Adjust the seat

5: Stretching unit

51: Finger Cots

511: first ring

512: second ring

513: Magnetic Parts

312: Channel

313: Pivot

32: Ratchet

33: lever

331: Card

332: Toggle End

34: Elastic part

35: Rotating parts

52: Pull the rope

521: rigid line

522: Cladding

523: Fastening End

524: adjust end

53: Bolt

54: Stretch line

55: Hollow beads

Claims (10)

A hand rehabilitation device is suitable for loading on one hand. The hand rehabilitation device includes: A body unit for wearing on the hand; At least one adjusting seat is movably arranged on the main body unit, the adjusting seat has a seat, a ratchet, a shift lever and a rotating member, the seat is arranged on the body unit, and the ratchet is rotatably arranged on the seat In the body, the shift lever can be flexibly pivoted on the seat body and detachably clamped to the ratchet wheel, the rotating member is rotatably installed on the body unit and used to drive the ratchet wheel to rotate synchronously, and the rotating member has A shaft; and An extension unit includes a number of finger cots spaced apart, and a number corresponding to the pulling ropes of the finger cots. The finger cots are spaced from the body unit and are used to wear the counting fingers of the hand. A pulling rope movably passes through the respective finger sleeves and is connected to the shaft of the adjusting seat. Each pulling rope has a fixing end adjacent to the respective finger sleeve, and a fixing end opposite to the fixing end and facing The adjustment ends extending in the direction of the palm of the hand, and the adjustment ends of the pulling ropes are arranged on the shaft. When the lever is locked on the ratchet, the ratchet can be rotated in one direction, and by rotating The rotating member can drive the shaft to rotate to wind the pulling ropes, thereby shortening the length of the pulling ropes. The hand rehabilitation device according to claim 1, wherein each finger sleeve has a first ring member, and the stretching unit further includes numbers corresponding to the pulling ropes and rotatably screwed to the finger sleeves For the bolts of the first ring member, the fastening ends of each pulling rope are passed through and fixed to the respective bolts. The hand rehabilitation device according to claim 2, wherein each finger cuff further has a second ring member closer to the body unit than the first ring member, and a magnetic device disposed on the second ring member The body unit has a number of limit pipes corresponding to the pulling ropes, each of the limit pipes is for the respective pulling ropes to pass through and has a magnetic member, and each magnetic member is adjacent to the corresponding finger sleeve and It can be separated from the geomagnetism and attracted to the respective magnetic parts. The hand rehabilitation device according to claim 1, wherein the body unit includes a palm body for wearing on the palm of the hand, and a palm body connected to the palm body and for wearing on the hand The wrist body of the wrist, the adjusting seat is arranged on one of the palm body and the wrist body. The hand rehabilitation device according to claim 4, comprising two adjustment seats, wherein the wrist body is pivotally connected to the palm body, and the adjustment seats are respectively movably arranged outside the palm body Surface and the outer surface of the wrist body, the adjusting ends of the pulling ropes are arranged on the shaft of the adjusting seat of the palm body, and the stretching unit further includes two stretching lines, two of each stretching line The ends are respectively fixed on the palm body and the shaft of the adjusting seat on the wrist body. When the lever of the adjusting seat on the wrist body is clamped to the corresponding ratchet, the corresponding rotation can be achieved by rotating Pieces to shorten the length of the stretched lines. The hand rehabilitation device according to claim 4, wherein the palm body has a silicone layer formed on the inner surface. The hand rehabilitation device according to claim 4, wherein the palm body has a number of vents penetrating through it. The hand rehabilitation device according to claim 1, wherein the body unit has at least one buckle belt for buckling on the hand. The hand rehabilitation device according to claim 1, wherein the seat body has a mounting hole surrounding an axis, and the seat body surrounds and defines a chamber, the chamber surrounds the mounting hole, and the ratchet The rotating member is rotatably arranged in the chamber with the axis as the center, and the rotating member has a turntable rotatably installed on the body unit and connected to the ratchet wheel, and a turntable opposite to the ratchet wheel and connected to the turntable for rotation A knob, the turntable has the shaft, and the knob is connected to the shaft. The hand rehabilitation device according to claim 9, wherein the turntable further has a rotating rod rotatably arranged in the mounting hole and arranged opposite to the rotating rod along the axis, and the knob has a rotating rod along the axis. The sleeve is provided with a non-circular hole engaged with the shaft, and the cross section of the shaft matches the cross section of the non-circular hole.

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