CN212141359U - Dynamic wrist joint brace - Google Patents

Abstract

The utility model relates to a dynamic wrist joint brace, which comprises an arm sheath and a palm sheath, wherein the upper surface of the palm sheath is fixedly connected with an adapter plate, a first reset torsion spring is arranged between the arm sheath and the palm sheath, and the first reset torsion springs are two and are respectively positioned at two sides of the arm sheath; the fingerstall assembly is arranged on the adapter plate and comprises an installation strip arranged above the adapter plate in parallel, a second reset torsion spring is fixedly connected between two ends of the installation strip and the adapter plate, four springs are uniformly hung along the length direction of the installation strip and are positioned between the installation strip and the palm sheath, and a finger sleeve is fixedly connected at one end, away from the installation strip, of each spring; and a third reset torsion spring is fixedly connected to one side, away from the first reset torsion spring, of the side wall of the arm sheath, and a spring and a finger stall are hung at the end part, away from one end of the arm sheath, of the third reset torsion spring. The utility model discloses have and to make the patient wrist accomplish the initiative crooked and stretch passively, be convenient for the patient to do the training of snatching of wrist, be favorable to patient's recovered effect.

Description

Dynamic wrist joint brace

Technical Field

The utility model belongs to the technical field of orthopedic appurtenance technique and specifically relates to a developments wrist joint brace is related to.

Background

Rehabilitation braces are often used to aid rehabilitation in order to prevent or correct deformities of the limbs, trunk, or to treat osteoarticular and neuromuscular diseases. The wrist joint brace is suitable for rehabilitation of carpometacarpal joints, wrist middle joints, radial wrist joints and radial ulnar joints, and has the functions of stress conduction, flexion and extension, deflection, rotation, gyratory motion and the like.

Chinese patent with publication number CN209827453U among the prior art, it discloses a wrist joint exercise brace, extension board, palm protective equipment, rotary driving mechanism and the actuating mechanism that bends and stretch on the forearm, extension board along the fore-and-aft direction level setting on the forearm, rotary driving mechanism installs the front end of extension board on the forearm, the palm protective equipment passes through bend and stretch actuating mechanism with rotary driving mechanism connects, and lies in the place ahead of extension board on the forearm, rotary driving mechanism can drive the palm protective equipment is rotatory, just it can drive to bend and stretch actuating mechanism rotary driving mechanism drives the palm protective equipment is swung from top to bottom.

The above prior art solutions have the following drawbacks: when the nerve in the wrist of the patient is seriously injured, the wrist is difficult to be in an active stretching state during rehabilitation training, and the rehabilitation of the patient is not facilitated.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a developments wrist brace, can make patient's wrist accomplish initiative crooked and stretch passively, be convenient for the patient to do the training of snatching of wrist, be favorable to patient's recovery.

The above object of the present invention can be achieved by the following technical solutions:

a dynamic wrist joint support comprises an arm sheath sleeved on a small arm and a palm sheath sleeved on a palm, wherein an adapter plate is fixedly connected to the upper surface of the palm sheath, a first reset torsion spring is arranged between the arm sheath and the palm sheath, the first reset torsion springs are two and are respectively positioned on two sides of the arm sheath, one end of the first reset torsion spring is fixedly connected to the upper surface of the adapter plate, and the other end of the first reset torsion spring is fixedly connected to the side wall of the arm sheath; the fingerstall assembly is arranged on the adapter plate and comprises an installation strip arranged above the adapter plate in parallel, a second reset torsion spring is fixedly connected between two ends of the installation strip and the adapter plate, four springs are uniformly hung in the length direction of the installation strip and are positioned between the installation strip and the palm sheath, and a finger sleeve is fixedly connected at one end, away from the installation strip, of each spring; the lateral wall of arm sheath is kept away from one side rigid coupling of reset torsion spring one has reset torsion spring three, reset torsion spring three is kept away from the tip of arm sheath one end is hung and is equipped with the spring with the finger stall.

Through adopting above-mentioned technical scheme, the patient overlaps forearm and palm respectively and locates on arm sheath and palm sheath, the subdividing overlaps five fingers respectively and locates on five finger sheaths, when the patient hand cover is established at the brace, the wrist makes progress and the palm is in the state of stretching, patient's wrist and finger are the bending motion downwards this moment, wherein reset torsion spring one and reset torsion spring two can play reaction force to the wrist, the spring on the reset torsion spring three can play reaction force to the thumb, the spring on the mounting bar can play reaction force to other four fingers, and then can play the effect of rehabilitation training, therefore can make the patient's wrist accomplish initiatively crooked and stretch passively, be convenient for the patient to do the training of snatching of wrist, be favorable to patient's recovery.

The present invention may be further configured in a preferred embodiment as: two waist-shaped holes which are arranged in parallel are formed in the two ends of the adapter plate in the length direction, the length direction of each waist-shaped hole is perpendicular to the length direction of the adapter plate, two fixing bolts used for connecting the first reset torsion spring and the second reset torsion spring are arranged in the waist-shaped holes, and the fixing bolts are in threaded connection with the palm sheaths.

Through adopting above-mentioned technical scheme, utilize two fixing bolt on the waist shape hole, can make reset torsion spring one and reset torsion spring two respectively with the keysets between have two fixed points, and then can avoid reset torsion spring one and reset torsion spring two to take place to rotate, be favorable to guaranteeing the normal work of brace.

The present invention may be further configured in a preferred embodiment as: the edge a plurality of evenly distributed's regulation hole has been seted up to the length direction of mounting bar, the rigid coupling has adjusting bolt in the regulation hole, the spring rigid coupling in adjusting bolt's tip.

Through adopting above-mentioned technical scheme, when setting up the spring in the regulation hole of different positions, can adjust the interval between the spring, and then can adapt to the finger of different hand types.

The present invention may be further configured in a preferred embodiment as: the mounting bar is arc-shaped, and the outer arc surface of the mounting bar faces the finger tip of a finger.

Through adopting above-mentioned technical scheme, because the mounting bar is the arc form to the distribution of the spring on the mounting bar is the arc form, and then can adapt to the radian distribution of palm fingertip, the patient's of being convenient for use.

The present invention may be further configured in a preferred embodiment as: and an extension steel wire is connected between the third reset torsion spring and the side wall of the arm sheath.

Through adopting above-mentioned technical scheme, because the stretch of thumb is perpendicular with the hand to utilize the extension steel wire can make three arm sheaths of keeping away from of reduction torsion spring, be favorable to patient's thumb's rehabilitation training.

The present invention may be further configured in a preferred embodiment as: the palm protective sleeve is integrally formed with a lug on one side attached to the palm center.

By adopting the technical scheme, because the palm of the palm can be in a sunken state when the fingers are bent, the inward depression of the palm can be filled by utilizing the convex pieces, and the close fit between the palm of the patient and the palm sheath is further facilitated.

The present invention may be further configured in a preferred embodiment as: the side surface of the palm protective sleeve close to one side of the finger tip is arc-shaped, and the outer arc surface of the palm protective sleeve faces the finger tip of the finger.

By adopting the technical scheme, because the palm is curved, one side close to the fingertips is arc-shaped, the side of the palm sheath close to one side of the fingertips is arc-shaped, and the palm sheath is further favorable for the close fit between the palm center and the palm sheath of the patient.

The present invention may be further configured in a preferred embodiment as: a plurality of air holes which are uniformly distributed are formed in the arm sheath.

Through adopting above-mentioned technical scheme, can ventilate the heat dissipation to patient's arm through ventilative hole, and then be favorable to improving patient's comfort level.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the driving mechanism, the forearm and the palm of the patient are respectively sleeved on the arm sheath and the palm sheath, and then the five fingers are respectively sleeved on the five finger sleeves, when the hand of the patient is sleeved on the brace, the wrist is upward, and the palm is in a stretching state, at the moment, the wrist and the fingers of the patient do bending motions downward, wherein the first reset torsion spring and the second reset torsion spring can play a role in reacting force on the wrist, the spring on the third reset torsion spring can play a role in reacting force on the thumb, and the springs on the mounting strip can play a role in reacting force on other four fingers, so that the wrist of the patient can be actively bent and passively stretched, the grabbing training of the wrist of the patient can be conveniently performed, and the rehabilitation of the patient is facilitated;

2. by arranging the waist-shaped hole and the two fixing bolts and utilizing the two fixing bolts on the waist-shaped hole, two fixing points can be arranged between the first reset torsion spring and the second reset torsion spring and the adapter plate respectively, so that the first reset torsion spring and the second reset torsion spring can be prevented from rotating, and the normal work of the brace can be ensured;

3. through setting up the regulation hole, when setting up the spring in the regulation hole of different positions, can adjust the interval between the spring, and then can adapt to the finger of different hand types.

Drawings

FIG. 1 is a view mainly illustrating the overall structure of the middle wrist joint of the present invention;

FIG. 2 is an enlarged schematic view of section A of FIG. 1, illustrating primarily the configuration of the adapter plate;

fig. 3 mainly illustrates a structural schematic diagram of the mounting bar in fig. 1.

In the figure, 1, arm sheath; 101. a bandage; 11. air holes are formed; 2. a palm sheath; 21. a tab; 3. an adapter plate; 31. a waist-shaped hole; 32. fixing the bolt; 4. a first reset torsion spring; 5. a finger cuff assembly; 51. mounting a bar; 511. an adjustment hole; 512. adjusting the bolt; 52. a second reset torsion spring; 53. a spring; 54. finger cots; 6. a reset torsion spring III; 61. the steel wire is extended.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for a utility model discloses a developments wrist joint brace, including arm sheath 1, palm sheath 2, keysets 3, reset torsion spring 4, dactylotheca subassembly 5 and reset torsion spring three 6. The arm sheath 1 is fixedly connected with a bandage 101, and the arm sheath 1 can be sleeved on the forearm of the patient and is close to the wrist. The palm sheath 2 can be sleeved on the palm center of the palm of the patient, the side face of the palm sheath 2 close to one side of the finger tip is arc-shaped, and the outer arc face of the palm sheath 2 faces the finger tip of the finger, so that the palm center of the patient and the palm sheath 2 are tightly attached.

Adapter plate 3 rigid coupling is in palm sheath 2 with on the outer wall of hand back laminating one side, adapter plate 3 is rectangular shaped plate, the length direction of adapter plate 3 is unanimous with the length direction of palm sheath 2, waist shape hole 31 (as shown in fig. 2) has been seted up on adapter plate 3, waist shape hole 31 is four, four two liang of waist shape holes 31 set up in the both ends that are close to adapter plate 3 length direction, waist shape hole 31 is parallel to each other and the length direction in waist shape hole 31 is perpendicular with the length direction of adapter plate 3, be provided with the fixing bolt 32 with palm sheath 2 threaded connection in the waist shape hole 31, be provided with two fixing bolt 32 in every waist shape hole 31. The first reset torsion springs 4 are two and are respectively located on two sides of the length direction of the arm sheath 1, the spring coils of the first reset torsion springs 4 are located between the palm sheath 2 and the arm sheath 1, torsion bars of one end of the first reset torsion springs 4 extend to the side wall of the arm sheath 1 and are fixedly connected with the side wall, torsion bars of the other end extend to the adapter plate 3 and are in an annular shape, and one ends of the first reset torsion springs 4, which are located on the adapter plate 3, are fixed on the adapter plate 3 through the two fixing bolts 32.

Finger stall subassembly 5 includes mounting bar 51, two 52 of reset torsion springs, spring 53 and finger stall 54, mounting bar 51 is located the top of keysets 3 and is parallel with it, the length direction of mounting bar 51 is unanimous with the length direction of keysets 3, the regulation hole 511 of a plurality of evenly distributed has been seted up along the length direction of mounting bar 51, the rigid coupling has adjusting bolt 512 in the regulation hole 511, and adjusting bolt 512 is four, in addition, mounting bar 51 is arc form and extrados towards the fingertip of finger. The two second reset torsion springs 52 are respectively located on two sides of the mounting bar 51 in the length direction, the spring coils of the second reset torsion springs 52 are close to the adapter plate 3 and located below the adapter plate 3 (as shown in fig. 2), the torsion bar at one end of the second reset torsion springs 52 extends to the end of one end of the mounting bar 51 in the length direction and is fixedly connected with the end of the one end of the mounting bar 51 in the length direction, the torsion bar at the other end extends to the adapter plate 3 and is in a ring shape, and the end, located on the adapter plate 3, of the second reset torsion springs 52 is fixed on the adapter plate 3 through the. Four springs 53 are provided, the four springs 53 are positioned between the adapter plate 3 and the mounting bar 51, and one end of each spring 53 is fixedly connected with the end of the adjusting bolt 512. Four finger stalls 54 are provided, and the four finger stalls 54 are respectively fixedly connected with one ends of the four springs 53 far away from the mounting bar 51.

The reset torsion spring three 6 is located outside the arm sheath 1 and is located on one side far away from the reset torsion spring one 4, the torsion bar of one end of the reset torsion spring three 6 is fixedly connected with an extension steel wire 61, the extension steel wire 61 is perpendicular to the outer wall of the arm sheath 1 and is fixedly connected with the outer wall, the other end of the reset torsion spring three 6 is fixedly connected with a spring 53, the spring 53 faces the palm sheath 2, and one end, far away from the reset torsion spring three 6, of the spring 53 is fixedly connected with a finger sleeve 54.

As shown in figure 1, a convex piece 21 is integrally formed on one side of the palm protective sleeve 2, which is jointed with the palm, and the convex piece 21 can fill the invagination of the palm, thereby being beneficial to the close joint between the palm of the patient and the palm protective sleeve 2. In addition, set up a plurality of evenly distributed bleeder vents 11 on the arm sheath 1, can be favorable to improving patient's comfort level through bleeder vent 11 to the arm heat dissipation of breathing freely of patient.

The implementation principle of the embodiment is as follows: the patient overlaps forearm and palm respectively and locates on arm sheath 1 and palm sheath 2, the rethread is respectively with five fingers overlap respectively and is located five finger stalls 54, when the primary importance of reset torsion spring 4 and reset torsion spring two 52, the wrist is in the state of upwards stretching, at this moment, patient's wrist and finger can do the bending motion downwards, the deformation of reset torsion spring 4 and reset torsion spring two 52 can play the reaction force to the wrist, spring 53 on the reset torsion spring three 6 can play the reaction force to the thumb, spring 53 on the mounting bar 51 can play the reaction force to other four fingers, and then can play rehabilitation training's effect when making patient's wrist and finger initiatively crooked. After the bending action is finished, the hands of the patient are relaxed, the first reset torsion spring 4 and the second reset torsion spring 52 return to the original state, and the wrist of the patient can be passively returned to the upward stretching state, so that the wrist of the patient can be actively bent and passively stretched, the wrist of the patient can be conveniently grabbed and trained, and the rehabilitation of the patient is facilitated.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a developments wrist joint brace, locates arm sheath (1) on the forearm and the palm sheath (2) on the palm including the cover, its characterized in that: an adapter plate (3) is fixedly connected to the upper surface of the palm sheath (2), a first reset torsion spring (4) is arranged between the arm sheath (1) and the palm sheath (2), the first reset torsion springs (4) are two and are respectively positioned on two sides of the arm sheath (1), one end of the first reset torsion spring (4) is fixedly connected to the upper surface of the adapter plate (3), and the other end of the first reset torsion spring is fixedly connected to the side wall of the arm sheath (1); the fingerstall assembly (5) is arranged on the adapter plate (3), the fingerstall assembly (5) comprises a mounting bar (51) which is arranged above the adapter plate (3) in parallel, a second reset torsion spring (52) is fixedly connected between two ends of the mounting bar (51) and the adapter plate (3), four springs (53) are uniformly hung along the length direction of the mounting bar (51), the springs (53) are positioned between the mounting bar (51) and the palm sheath (2), and finger sleeves (54) are fixedly connected at one ends, far away from the mounting bar (51), of the springs (53); the lateral wall of arm sheath (1) is kept away from one side rigid coupling of reset torsion spring (4) has reset torsion spring three (6), reset torsion spring three (6) are kept away from the tip of arm sheath (1) one end is hung and is equipped with spring (53) with finger stall (54).

2. The dynamic wrist brace of claim 1, wherein: two waist-shaped holes (31) which are arranged in parallel are formed in the two ends of the length direction of the adapter plate (3), the length direction of each waist-shaped hole (31) is perpendicular to the length direction of the adapter plate (3), two fixing bolts (32) which are used for connecting the first reset torsion spring (4) and the second reset torsion spring (52) are arranged in the waist-shaped holes (31), and the fixing bolts (32) are in threaded connection with the palm sheaths (2).

3. The dynamic wrist brace of claim 1, wherein: follow a plurality of evenly distributed's regulation hole (511) have been seted up to the length direction of mounting bar (51), the rigid coupling has adjusting bolt (512) in regulation hole (511), spring (53) rigid coupling in the tip of adjusting bolt (512).

4. The dynamic wrist brace of claim 1, wherein: the mounting strip (51) is arc-shaped, and the outer arc surface of the mounting strip (51) faces the finger tip of a finger.

5. The dynamic wrist brace of claim 1, wherein: and an extension steel wire (61) is connected between the third reset torsion spring (6) and the side wall of the arm sheath (1).

6. The dynamic wrist brace of claim 1, wherein: the palm protection sleeve (2) is integrally formed with a convex piece (21) on one side attached to the palm center.

7. The dynamic wrist brace of claim 1, wherein: the side surface of the palm protective sleeve (2) close to one side of the finger tip is arc-shaped, and the outer arc surface of the palm protective sleeve (2) faces the finger tip of the finger.

8. The dynamic wrist brace of claim 1, wherein: a plurality of air holes (11) which are uniformly distributed are formed in the arm sheath (1).

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