CN213822356U - Wrist rotation function rehabilitation hand binding device - Google Patents

Abstract

The utility model relates to a wrist rotates recovered binding hand device of using of function, the backup pad subassembly of the device is used for fixing patient's arm, patient's arm can stretch into the conical sleeve of below after being fixed hand, tighten up the binding off rope that conical sleeve cover opening set up and can draw a plurality of binding off areas inwards simultaneously, thereby shrink the cover opening of conical sleeve inwards, consequently can wrap up the hand tightly in the conical sleeve, pull the conical sleeve through the haulage rope and make the rotation action and carry out the rehabilitation training; the toper cover can be quick tighten up and draw together the finger and make the hand shrink be the toper, and the hand shrink is the toper and can relaxs the wrist, does benefit to the rotation training of wrist department. The utility model discloses can be convenient retrain patient's hand and carry out the rehabilitation training, the rehabilitation training is effectual, improvement rehabilitation process that can by a wide margin.

Description

Wrist rotation function rehabilitation hand binding device

Technical Field

The utility model relates to a limbs rehabilitation instrument technical field especially relates to a wrist is pitched and is changeed

A functional rehabilitation trainer.

Background

Stroke disease, called cerebrovascular disease in modern medicine, is a common disease and frequently encountered disease of the nervous system, has high mortality rate which accounts for about 10 percent of all deaths of diseases, and is one of three diseases seriously harming human health at present; with the improvement of modern medicine on the diagnosis and rescue level of apoplexy, the mortality of stroke patients is greatly reduced at present, but the disability rate is obviously increased, and about 75 percent of stroke patients can leave sequelae with different degrees, such as hemiplegia, language disorder, limb pain and the like, in the later period of disease, and the incidence rate of hemiplegia is the highest.

In the rehabilitation of hemiplegia, the rehabilitation of the hand function is the most difficult, and the hand of the patient often forms a bent and bent half-fist posture due to muscle spasm in the later stage, so the life and the work of the patient are seriously influenced, and the rehabilitation of the hand function is always the problem which needs to be solved by the patient most and is also the problem which is difficult to be solved by the patient with stroke; at present, although a lot of auxiliary training appliances for limb dysfunction of a patient with stroke sequelae are available in the market of China, the rehabilitation training device for hands is still in the research and development stage, the hands of the patient basically hold a rigid mechanical link mechanism, and the fingers and wrists of the patient are moved by the rotation or movement of the link mechanism so as to recover the muscle function of the hands;

however, since the hand of the patient is in a spastic state with a bent and prolapsed top, and the patient lacks an autonomous holding force, the user is difficult to autonomously hold and tighten the handle of the link mechanism for continuous training, and the training can be completed with the help of the rehabilitation personnel, so that the rehabilitation training process of the patient is slow, and the effect is not good, and therefore, the trainer which can effectively restrain the spastic hand from swinging and has a high automation degree is needed to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a wrist rotates healthy usefulness of function and restraints

A hand device.

The technical scheme of the utility model is that: the utility model provides a wrist rotates recovered with restrainting hand device of function which characterized in that: the device comprises a cylindrical support and a hand restraint device arranged in the cylindrical support; the outer side surface of the cylindrical support is axially provided with a reinforcing plate, two sides of the upper end surface of the reinforcing plate are symmetrically provided with two positioning bosses extending out of the upper end surface of the cylindrical support, and the inner side surface of the cylindrical support and the corresponding positions of the reinforcing plate are provided with supporting connecting blocks;

the hand restraint device comprises a supporting plate component transversely fixed at the upper end of the cylindrical support and a restraint traction component arranged above the inside of the cylindrical support, the supporting plate component comprises a fixed supporting plate and a movable supporting plate which are identical in shape and hinged between inner end surfaces through hinges, the middle part of the fixed supporting plate is fixedly connected with two positioning bosses, the inner end of the fixed supporting plate is close to the center of the cylindrical support, the bottom surface of the front end of a supporting connecting block is pressed on the fixed supporting plate and is fixedly connected through a screw, and a folding supporting rod capable of supporting the movable supporting plate and vertically fixing the fixed supporting plate is connected between the middle parts of the fixed supporting plate and the movable supporting plate;

the restraint traction assembly comprises a conical sleeve, a traction rope and a closing rope, wherein the traction rope and the closing rope are connected with the tip of the lower end of the conical sleeve, the conical sleeve is placed in the middle of the upper portion of the cylindrical support, the upper end of the conical sleeve is close to the inner end of the movable support plate, a plurality of closing belts with threading sleeves at the upper ends are uniformly distributed on a sleeve opening of the conical sleeve, the closing rope sequentially penetrates the threading sleeves on the plurality of closing belts, and rope heads at two ends of the closing rope are converged at one position.

Preferably, both ends of the movable supporting plate are provided with a pair of bandage holes, and the bandage holes are internally provided with bandages to form a tightening structure.

Preferably, the folding supporting rod comprises a first supporting rod hinged in the middle of the movable supporting plate and a second supporting rod hinged in the middle of the fixed supporting rod, the outer end part of the second supporting rod is hinged with the first supporting rod, and the first supporting rod and the second supporting rod are provided with corresponding parts for inserting

Preferably, the material of the taper sleeve is soft.

Preferably, the lower end of the hauling rope is connected with a tension spring, and the other end of the tension spring is provided with a hook A.

Preferably, the opening of the conical sleeve is an oblique opening inclined towards the direction of the support plate component

The utility model has the beneficial technical effects that:

the wrist rotation function rehabilitation hand bundling device support plate assembly is used for fixing the arms of a patient, after the arms of the patient are fixed, the hands can extend into the conical sleeve below the arms, the closing-up ropes arranged at the sleeve openings of the conical sleeves can pull a plurality of closing-up belts inwards at the same time, so that the sleeve openings of the conical sleeves are contracted inwards, the hands can be wrapped in the conical sleeves, and the conical sleeves are pulled by the traction ropes to perform rotary motion to perform rehabilitation training; the toper cover can be quick tighten up and draw together the finger and make the hand shrink be the toper, and the hand shrink is the toper and can relaxs the wrist, does benefit to the rotation training of wrist department. The utility model discloses can be convenient retrain patient's hand and carry out the rehabilitation training, the rehabilitation training is effectual, improvement rehabilitation process that can by a wide margin.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the cylindrical support of the present invention during training with the cylindrical support vertically fixed;

FIG. 2 is a schematic structural view of the cylindrical support of the present invention in a horizontal direction for training;

FIG. 3 is a schematic perspective view of a support plate assembly;

FIG. 4 is a schematic perspective view of the cylindrical support of the present invention;

FIG. 5 is a schematic view of the internal structure of the present invention with the base removed;

FIG. 6 is an enlarged partial view of FIG. 5;

FIG. 7 is a schematic perspective view of the restraint draft assembly of the present invention;

FIG. 8 is an enlarged partial view of FIG. 7;

fig. 9 is a schematic top view of the movable support plate of the present invention after the binding band is mounted thereon;

fig. 10 is a front view structure diagram of the traction device of the present invention;

FIG. 11 is an enlarged partial view of FIG. 10;

fig. 12 is a schematic top view of the traction device of the present invention;

fig. 13 is a schematic top view of the present invention;

FIG. 14 is a schematic sectional view taken along line B-B in FIG. 13;

FIG. 15 is a schematic cross-sectional view taken along line C-C in FIG. 13;

FIG. 16 is an enlarged partial view of FIG. 15;

FIG. 17 is a sectional view taken along line A-A of FIG. 15;

fig. 18 is a schematic perspective view of the roller of the present invention.

In the figure, 01, a cylindrical support, 11, a rotating support block, 111, a rotating shaft, 112, an arc-shaped groove, 113 positioning blind holes, 12, a reinforcing plate, 121, a positioning boss, 13, a sliding rail, 14, a support connecting block, 02, a hand restraining device, 21, a support plate assembly, 22, a fixed support plate, 23, a movable support plate, 231, a tying hole, 232, a tying band, 24, a hinge, 25, a folding support rod, 251, a support rod A, 252, a support rod B, 253, a round hole, 03, a conical sleeve, 31, a traction rope, 32, a closing rope, 33, a closing belt, 331, a thread-passing sleeve, 34, a tension spring, 341, a hook A, 35, a sleeve opening, 04, a traction device, 41, a disc-shaped base, 411, a sliding support block, 412, a sliding chute A, 413, a positioning bolt, 42, a support plate, 421, an annular boss, 422, a contact switch A, 423, a square boss, 424, a contact switch B, 425, a sliding chute B, a sliding groove B, a sliding groove, a, 43. The motor, 431, a motor shaft, 432, a sleeve hole, 44, a connecting piece, 451, a screw rod, 452, a U-shaped bracket, 453, a roller, 454, a sliding hole, 455, a threaded hole, 456, a chamfer, 06, a rotatable hook device, 61, a spherical seat, 611, a cylindrical cavity, 612, a through hole, 613, a fillet, 62, a rotatable hook, 621, a vertical rod, 622, a hook B, 623, a ball, 07, a base 71, a vertical lug plate, 711, a hole A, 712, a shaft hole B, 72, a positioning shaft assembly, 721, a door-shaped bracket, 722, a positioning shaft pin, 723, a spring, 724, a guide hole, 725, a push-pull block, 726 and a stop block.

Detailed Description

In the first embodiment, referring to the attached specifications (1-5, 7-9), the hand restraint device for wrist rotation function rehabilitation comprises a cylindrical support and a hand restraint device arranged in the cylindrical support; the outer side surface of the cylindrical support is axially provided with a reinforcing plate, two sides of the upper end surface of the reinforcing plate are symmetrically provided with two positioning bosses extending out of the upper end surface of the cylindrical support, and the inner side surface of the cylindrical support and the corresponding positions of the reinforcing plate are provided with supporting connecting blocks;

the hand restraint device comprises a supporting plate component transversely fixed at the upper end of the cylindrical support and a restraint traction component arranged above the inside of the cylindrical support, the supporting plate component comprises a fixed supporting plate and a movable supporting plate which are identical in shape and hinged between inner end surfaces through hinges, the middle part of the fixed supporting plate is fixedly connected with two positioning bosses, the inner end of the fixed supporting plate is close to the center of the cylindrical support, the bottom surface of the front end of a supporting connecting block is pressed on the fixed supporting plate and is fixedly connected through a screw, and a folding supporting rod capable of supporting the movable supporting plate and vertically fixing the fixed supporting plate is connected between the middle parts of the fixed supporting plate and the movable supporting plate;

the restraint traction assembly comprises a conical sleeve, a traction rope and a closing rope, wherein the traction rope and the closing rope are connected with the tip of the lower end of the conical sleeve, the conical sleeve is placed in the middle of the upper portion of the cylindrical support, the upper end of the conical sleeve is close to the inner end of the movable support plate, a plurality of closing belts with threading sleeves at the upper ends are uniformly distributed on a sleeve opening of the conical sleeve, the closing rope sequentially penetrates the threading sleeves on the plurality of closing belts, and rope heads at two ends of the closing rope are converged at one position.

The two ends of the movable supporting plate are respectively provided with a pair of binding belt holes, binding belts are arranged in the binding belt holes to form a tightening structure, the folding supporting rod comprises a first supporting rod hinged in the middle of the movable supporting plate and a second supporting rod hinged in the middle of the fixed supporting rod, the outer end part of the second supporting rod is hinged with the first supporting rod, and the first supporting rod and the second supporting rod are provided with mutually corresponding shaft pins for inserting

The material of toper cover is established to soft material, and the lower extreme of haulage rope is connected with the extension spring, and the other end of extension spring is equipped with the couple first, and the cuff of toper cover is established to the slant cuff of slope to backup pad subassembly direction.

The function and function of the wrist rotation function rehabilitation hand binding device in the wrist rotation function rehabilitation training machine will be described with reference to fig. 1 to 18.

1-18, which show a wrist rotation function rehabilitation training device comprising a cylindrical support mounted in a base, a hand restraint device, and a traction device;

the two sides of the base are symmetrically provided with two supporting vertical plates, the middle of the upper part of each supporting vertical plate is provided with an upper shaft hole A and a lower shaft hole B which are adjacent up and down, the lower part of the outer side surface of the cylindrical support is symmetrically provided with two rotating supporting blocks, the middle of the upper part of the outer side surface of each rotating supporting block is provided with a rotating shaft which is matched and inserted into the shaft hole A, the cylindrical support can rotate on the base, the middle of the outer side surface of each rotating supporting block is provided with a 90-degree arc-shaped groove by taking the rotating shaft as the center, two ends of each arc-shaped groove are provided with positioning blind holes which can correspond to the shaft holes B, the outer side surface of each supporting vertical plate is provided with a positioning shaft pin assembly corresponding to the shaft hole B, a positioning pin on each positioning shaft pin assembly is matched and inserted into the shaft hole B, when the cylindrical support rotates to a vertical state, the positioning pin can penetrate through the shaft hole B to be inserted into the positioning blind holes at the lower end of the arc-shaped grooves to fix the cylindrical support, when the cylindrical support rotates to a transverse state, the positioning pin can penetrate through the shaft hole B and be inserted into the positioning blind hole at the upper end of the arc-shaped groove to fix the cylindrical support; a reinforcing plate is axially arranged on the outer side surface between the two rotating supporting blocks of the cylindrical support, two positioning bosses extending out of the upper end surface of the cylindrical support are symmetrically arranged on two sides of the upper end surface of the reinforcing plate, and a plurality of slide rails extending to the bottom surface of the cylindrical support are axially and uniformly distributed on the inner side surface of the cylindrical support;

the hand restraint device comprises a supporting plate component transversely fixed at the upper end of the cylindrical support and a restraint traction component arranged above the inside of the cylindrical support, wherein the supporting plate component comprises a fixed supporting plate and a movable supporting plate which are identical in shape and hinged between inner end surfaces through hinges, the middle part of the fixed supporting plate is fixedly connected with two positioning bosses, the inner end of the fixed supporting plate is close to the center of the cylindrical support, a folding supporting rod capable of supporting the movable supporting plate and the fixed supporting plate to be vertically fixed is connected between the middle parts of the fixed supporting plate and the movable supporting plate, when the cylindrical support is transversely fixed, the fixed supporting plate serves as a supporting leg to support the other end of the cylindrical support, and the movable supporting rod is supported by the folding supporting rod to be in a horizontal state;

the restraint traction assembly comprises a conical sleeve made of soft materials, a traction rope and a closing rope, wherein the traction rope is connected with the tip of the lower end of the conical sleeve, the conical sleeve is placed in the middle of the upper portion of the cylindrical support, the upper end of the conical sleeve is close to the inner end of the movable support plate, a sleeve opening of the conical sleeve is an inclined sleeve opening inclined towards the direction of the support plate assembly, the inclined sleeve opening can be tightly attached to a wrist portion when the hand portion is bent over, the fixing effect on the hand portion can be improved, a plurality of closing belts with threading sleeves at the upper ends are uniformly distributed on the sleeve opening, the closing rope sequentially penetrates through the threading sleeves on the closing belts, rope heads at two ends of the closing ropes are converged at one position, the lower end of the traction rope is connected with a tension spring, and a hook A is arranged at the other end of the tension spring;

the traction device comprises a disc-shaped seat and a supporting disk which are circular and have the same diameter, a pitch-down amplitude adjusting assembly is arranged on the supporting disk, a plurality of sliding supporting blocks with the outer side surfaces and the side surfaces of the disc-shaped seat coplanar are uniformly distributed on the side surfaces of the disc-shaped seat downwards, sliding chutes A with two ends penetrating through are axially arranged on the outer side surfaces of the sliding supporting blocks, the sliding chutes A are connected to a plurality of sliding rails in a sliding manner in a matching manner, through threaded holes are formed in the middles of the sliding chutes A, positioning bolts are inserted into the threaded holes, the traction device slides up and down in a cylindrical support to adjust the distance between the traction device and a conical sleeve, the pitch-down amplitude of the conical sleeve is adjusted, the positioning bolts are screwed inwards to fix the traction device after the traction device is adjusted in place, a vertical motor is fixed at the center of the upper surface of the disc-shaped seat, the supporting disk is coaxially and fixedly connected to the upper part of the motor through a step-shaped shaft-shaped connecting piece, and a motor shaft passes through the connecting piece and extends out of the center of the supporting disk-shaped seat, a plurality of sliding grooves B are axially arranged on the side surface of the supporting plate and are in sliding connection with the sliding rails;

the pitching amplitude adjusting assembly comprises a lead screw, a U-shaped support and a roller with a threaded shaft hole in the center, a sleeve hole is radially formed in the side face of the extending part of the motor shaft, one end of the lead screw is inserted into the sleeve hole and fixed, the other end of the lead screw is close to the edge of a support plate, the U-shaped support is sleeved on the lead screw through a sliding hole formed in the middle of the lower part of the U-shaped support to form a sliding pair, the roller is sleeved in the U-shaped support, the threaded shaft hole of the roller is sleeved on the lead screw to form lead screw nut transmission, the roller can drive the U-shaped support to move synchronously, and the vertical distance between the center of the lead screw and the upper surface of the support plate is the same as the radius of the roller; the edge of the two sides of the rolling surface of the roller is provided with chamfers, the center of the upper surface of the supporting disk is provided with an annular boss, the outer side surface of the annular boss is uniformly provided with a plurality of contact switches A for controlling the forward and reverse rotation of the motor, the edge of the upper surface of the supporting disk is circumferentially and uniformly provided with a plurality of square bosses, the inner side surfaces of the square bosses are respectively provided with contact switches B for controlling the forward and reverse rotation of the motor and corresponding to the contact switches A one by one, the roller is contacted with the contact switches by utilizing the chamfers at the edge, the problem of jamming when a right-angled wheel edge on the roller is contacted with the contact switches can be avoided, and the roller is positioned between the forward and reverse rotation contact switches A and the forward and reverse rotation contact switches B;

the middle of the upper end surface of the U-shaped bracket is provided with a rotatable hook device which is hooked with the hook on the tension spring.

A pair of binding belt holes are formed in the two ends of the movable supporting plate, binding belts are arranged in the binding belt holes to form a tightening structure, and the arms are placed on the movable supporting plate and then are bound and fixed through the binding belts; the inner side surface of the cylindrical support and the position corresponding to the reinforcing plate are provided with supporting and connecting blocks, and the bottom surface of the front end of each supporting and connecting block is pressed on the corresponding fixed supporting plate and is fixedly connected with the fixed supporting plate through screws.

Rotatable couple device include spherical seat, rotatory couple, the bottom surface of spherical seat is fixed in the middle of the up end of U-shaped support, the bottom surface of spherical seat upwards opens there is the cylindricality chamber, the top of spherical seat is opened downwards and is had and link up the through-hole to the cylindricality intracavity, rotatory couple includes cylindrical montant in the middle of, couple second that the montant upper end is connected, the ball that the montant lower extreme is connected, what the ball matches installs in the cylindricality intracavity, the montant upwards passes the through-hole of spherical seat, couple second with couple first on the extension spring articulates.

Round corners are arranged at the upper port and the lower port of the through hole, a vertical rod of the rotating hook can rotate circumferentially along the port of the through hole during training, the diameter of the vertical rod is smaller than that of the through hole, and the diameter of the round ball is larger than that of the through hole; the height of the cylindrical support is greater than twice of the height between the base and the support disc of the traction device.

The locating shaft pin component comprises a door-shaped support, a locating shaft pin and a spring, the door-shaped support is fixed on a supporting vertical plate through supporting legs at two ends of the door-shaped support, a guide hole is formed in the middle of the door-shaped support, the locating shaft pin penetrates through the guide hole and is inserted into the shaft hole B, a push-pull block is arranged at the outer end of the locating shaft pin, a stop block located in the door-shaped support is arranged at the middle of the locating shaft pin, the spring is sleeved between the stop block and the top end of the door-shaped support, the spring provides inward pressure for the locating shaft pin, the locating shaft pin is tightly pressed in a locating blind hole, and the locating shaft pin is pulled out outwards to adjust the cylindrical support.

Folding bracing piece including articulate bracing piece first in the middle of the movable support board, articulate bracing piece second in the middle of the fixed support bar, the outer tip and the bracing piece first of bracing piece second are articulated, be equipped with the round hole that is used for inserting the pivot that can correspond mutually on bracing piece first and the bracing piece second, when needing to prop up the movable support board, bracing piece first and bracing piece second coincide, the pivot is inserted and is died two bracing pieces lock in the round hole, when putting down the movable support board, extract the pivot, two bracing pieces are folding downwards.

The utility model discloses a use does:

when the hand is subjected to the training of the state of pronating

a. Adjusting the cylindrical support to be in a vertical state, locking the cylindrical support and the base by using a positioning shaft pin, adjusting the movable support plate to be in a horizontal state, moving the forearm of the patient to be placed on the movable support plate and enabling the hand to hang down into the cylindrical support at the inner end of the movable support plate, then sleeving the whole hand of the patient into the conical sleeve, tightening a closing rope arranged at the opening of the conical sleeve to pull a plurality of closing belts inwards, shrinking the opening of the conical sleeve inwards to wrap the hand of the patient in the conical sleeve, and finally binding the forearm of the patient to the support plate by using a binding belt;

b. the motor of the traction device is started to drive the screw rod and the idler wheel to rotate, the idler wheel rotates to drive the U-shaped support to spirally move inwards or outwards on the supporting disc along the screw rod, when the idler wheel spirally moves inwards or outwards on the supporting disc and touches a forward and reverse rotation contact switch in the middle of or at the edge of the supporting disc, the motor switches and turns, therefore, the idler wheel can drive the U-shaped support to spirally move inwards and outwards on the supporting disc in an alternating manner and pull the traction rope to rotate through the rotating hook, and the traction rope can pull the conical sleeve to perform inward and outward reciprocating and rapid and slow alternating bending rotation along the conical surface by taking the wrist as the center for training;

c. when the traction rope is pulled to rotate by the rotating hook in the spherical seat on the U-shaped support, the round ball at the lower end of the rotating hook can rotate 360 degrees in the spherical seat, and the traction rope and the U-shaped support rotate relatively, so that the phenomenon that the traction rope is twisted is avoided.

When the horizontal state training is carried out on the hand, the cylindrical support is adjusted to be in a horizontal state, the cylindrical support and the base are locked by the positioning shaft pins, the fixed support plate is used as a supporting leg of the cylindrical support, the movable support plate is adjusted to be in the horizontal state and is supported by the folding support, the forearm of a patient is moved to be placed on the movable support plate, the hand horizontally extends into the conical sleeve at the inner end of the movable support plate, and the rest steps are the same as the steps of the hand sagging state training.

Claims (6)

1. The utility model provides a wrist rotates recovered with restrainting hand device of function which characterized in that: the device comprises a cylindrical support and a hand restraint device arranged in the cylindrical support; the outer side surface of the cylindrical support is axially provided with a reinforcing plate, two sides of the upper end surface of the reinforcing plate are symmetrically provided with two positioning bosses extending out of the upper end surface of the cylindrical support, and the inner side surface of the cylindrical support and the corresponding positions of the reinforcing plate are provided with supporting connecting blocks;

the hand restraint device comprises a supporting plate component transversely fixed at the upper end of the cylindrical support and a restraint traction component arranged above the inside of the cylindrical support, the supporting plate component comprises a fixed supporting plate and a movable supporting plate which are identical in shape and hinged between inner end surfaces through hinges, the middle part of the fixed supporting plate is fixedly connected with two positioning bosses, the inner end of the fixed supporting plate is close to the center of the cylindrical support, the bottom surface of the front end of a supporting connecting block is pressed on the fixed supporting plate and is fixedly connected through a screw, and a folding supporting rod capable of supporting the movable supporting plate and vertically fixing the fixed supporting plate is connected between the middle parts of the fixed supporting plate and the movable supporting plate;

the restraint traction assembly comprises a conical sleeve, a traction rope and a closing rope, wherein the traction rope and the closing rope are connected with the tip of the lower end of the conical sleeve, the conical sleeve is placed in the middle of the upper portion of the cylindrical support, the upper end of the conical sleeve is close to the inner end of the movable support plate, a plurality of closing belts with threading sleeves at the upper ends are uniformly distributed on a sleeve opening of the conical sleeve, the closing rope sequentially penetrates the threading sleeves on the plurality of closing belts, and rope heads at two ends of the closing rope are converged at one position.

2. The wrist rotation function rehabilitation hand restraining device according to claim 1, characterized in that: the both ends of activity backup pad all are equipped with a pair of bandage hole, and the downthehole bandage that is equipped with of bandage forms tightening structure.

3. The wrist rotation function rehabilitation hand restraining device according to claim 1, characterized in that: the folding supporting rod comprises a supporting rod A hinged in the middle of the movable supporting plate and a supporting rod B hinged in the middle of the fixed supporting plate, the outer end part of the supporting rod B is hinged with the supporting rod A, and the supporting rod A and the supporting rod B are provided with a pin which can be inserted correspondingly.

4. The wrist rotation function rehabilitation hand restraining device according to claim 1, characterized in that: the material of the conical sleeve is soft.

5. The wrist rotation function rehabilitation hand restraining device according to claim 1, characterized in that: the lower extreme of haulage rope is connected with the extension spring, and the other end of extension spring is equipped with couple first.

6. The wrist rotation function rehabilitation hand restraining device according to claim 1, characterized in that: the sleeve opening of the conical sleeve is an inclined sleeve opening inclined towards the direction of the supporting plate component.

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