CN211272068U

CN211272068U - Wearable hand rehabilitation training device

Info

Publication number: CN211272068U
Application number: CN201921713619.1U
Authority: CN
Inventors: 赵极远
Original assignee: Wuxi Yibi Medical Technology Co ltd
Current assignee: Wuxi Yibi Medical Technology Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-08-18
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a wearable hand rehabilitation training device relates to the medical instrument field, and it includes gloves body, electro photoluminescence subassembly, fills gassing subassembly, main control assembly, the gloves body includes finger portion, upper arm portion, is provided with a plurality of independent pneumatic muscle strips that correspond with the finger on the finger portion, is provided with on the upper arm and dresses the mounting, it is right to fill the gassing subassembly pneumatic muscle strip fills the gassing, pneumatic muscle strip dorsal part becomes the shrink form when the gassing state, and the radian reduces gradually during the gassing state. The utility model discloses the device can be in the activity of passive tractive hand joint amazing muscle initiative shrink and accomplish corresponding rehabilitation training, owing to have the different training mode of cooperation that the feedback mechanism can be better. Because the utility model discloses device light in weight is small, can not cause pressure and burden to patient's hand.

Description

Wearable hand rehabilitation training device

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a wearable hand rehabilitation training device.

Background

In the field of rehabilitation of stroke or spinal cord injury patients, the patients lack hand functions such as grasping due to disease or injury. The hand function rehabilitation training device is a device for assisting hand joints and fingers of a patient to complete bending and stretching rehabilitation training, and reestablishes hand motion functions in the recovery process. The existing hand rehabilitation training device is passive, namely, the joints of the hand are moved by passive constraint traction, so that the hand rehabilitation training device has little effect on patients without muscle force or muscle spasm, and cannot enable the patients to achieve the optimal rehabilitation training purpose.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a wearable hand rehabilitation training device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a wearable hand rehabilitation training device comprises a glove body, an electrical stimulation assembly, an inflation and deflation assembly and a main control assembly, wherein the glove body comprises finger parts and an upper arm part, a plurality of independent pneumatic muscle strips corresponding to the fingers are arranged on the finger parts, a wearable fixing piece is arranged on the upper arm part, the inflation and deflation assembly is used for inflating and deflating the pneumatic muscle strips, the back sides of the pneumatic muscle strips are in a shriveling shape in an deflation state, and the radian is gradually reduced in the inflation state;

the main control assembly comprises a power supply, a processor and a bending sensor, the power supply and the processor are arranged on the glove body, the bending sensor is arranged in the fingers of the finger parts, and the bending sensor is electrically connected with the power supply;

the electric stimulation assembly comprises an electric stimulation generating circuit, a first stimulation electrode group, a lead and a second stimulation electrode group, wherein the first stimulation electrode group and the second stimulation electrode group are arranged on the inner side of the upper arm and are respectively attached to the upper side and the lower side of the arm, and the first stimulation electrode group and the second stimulation electrode group are connected with the processor through leads.

Preferably, the inflation and deflation assembly comprises a micro air compressor and an inflation tube, the micro air compressor is arranged on the glove body, an inflation end of the micro air compressor is connected with the inflation tube, the inflation tube is communicated with the pneumatic muscle strip, and the inflation tube is provided with an electromagnetic valve.

Preferably, the pneumatic muscle strip is in an arc-shaped tube shape, and a metal wire is attached to the inner portion of the tube wall of the pneumatic muscle strip, so that the pneumatic muscle strip has elasticity and flexibility.

Preferably, the coefficients of the first and second stimulation electrode groups are identical, and each of the first and second stimulation electrode groups includes two stimulation electrodes.

Preferably, the wearable fixing piece is a magic tape, and the processor is an ARM processor.

The utility model discloses the device can be in the activity of passive tractive hand joint amazing muscle initiative shrink and accomplish corresponding rehabilitation training, owing to have the different training mode of cooperation that the feedback mechanism can be better. Because the utility model discloses device light in weight is small, can not cause pressure and burden to patient's hand.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the arrangement of the micro air compressor of the present invention.

Fig. 3 is a schematic diagram of an electrical stimulation waveform of the present invention.

Reference numbers in the figures: the multifunctional glove comprises a glove body 1, finger parts 11, an upper arm part 12, a pneumatic muscle strip 13, a wearing fixing part 14, an electrical stimulation component 2, an electrical stimulation generating circuit 21, a first stimulation electrode group 22, a lead 23, a second stimulation electrode group 24, an air charging and discharging component 3, a miniature air compressor 31, an air charging pipe 32, an electromagnetic valve 33, a main control component 4, a power supply 41, a processor 42 and a bending sensor 43.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a wearable hand rehabilitation training device comprises a glove body 1, an electrical stimulation component 2, an inflation and deflation component 3 and a main control component 4, wherein the glove body 1 comprises a finger part 11 and an upper arm part 12, the finger part 11 is provided with a plurality of independent pneumatic muscle strips 13 corresponding to the fingers, the upper arm part 12 is provided with a wearable fixing part 14, the inflation and deflation component 3 is used for inflating and deflating the pneumatic muscle strips 13, the back side of the pneumatic muscle strips 13 is in a collapsed state in the deflation state, and the radian is gradually reduced in the inflation state;

the main control assembly 4 comprises a power supply 41, a processor 42 and a bending sensor 43, wherein the power supply 41 and the processor 42 are arranged on the glove body 1, the bending sensor 43 is arranged in the finger of the finger part 11, and the bending sensor 43 is electrically connected with the power supply 41; the ARM processor 43 controls the inflation and deflation component 3 to inflate and deflate the pneumatic muscle strips 13 according to a preset program, and controls the electrical stimulation component 2 to transmit electrical stimulation pulses according to the finger bending degree feedback transmitted by the bending sensor 43, and stops electrical stimulation when the fingers are fully extended.

The electrical stimulation module 2 includes an electrical stimulation generating circuit 21, a first stimulation electrode group 22, a lead 23, and a second stimulation electrode group 24, wherein the first stimulation electrode group 22 and the second stimulation electrode group 24 are both disposed on the inner side of the upper arm 12 and respectively attached to the upper side and the lower side of the arm, the first stimulation electrode group 22 and the second stimulation electrode group 24 are connected to the processor 42 through the lead 23, as shown in fig. 2, an electrical stimulation waveform is selected as a stimulation waveform, and a double-symmetric rectangular wave which is less damaged by muscle and more likely to cause nerve excitation is selected as the stimulation waveform when tissue damage, electrode corrosion, a nerve excitation threshold and other factors are considered. The single pulse width and pulse repetition frequency can be adjusted in a targeted manner, and the first stimulating electrode group 22 and the second stimulating electrode group 24 are attached to the skin surfaces of the corresponding muscle groups on the inner side and the outer side of the upper arm of the patient and are connected with the main control assembly 4 through leads.

In this embodiment, the inflation and deflation assembly 3 comprises a micro air compressor 31 and an inflation tube 32, the micro air compressor 31 is arranged on the glove body 1, an inflation end of the micro air compressor 31 is connected with the inflation tube 32, the inflation tube 32 is communicated with the pneumatic muscle strip 13, an electromagnetic valve 33 is arranged on the inflation tube 32, the micro air compressor 31 is used for connecting air with the pneumatic muscle strip 13 through the inflation tube 32, and the electromagnetic valve 33 is used for controlling the input or output state of the air. The pneumatic muscle bar 13 is an arc-shaped tube body, metal wires are attached to the inner portion of the tube wall of the pneumatic muscle bar 13, the pneumatic muscle bar has elasticity and flexibility, the coefficients of the first stimulation electrode group 22 and the second stimulation electrode group 24 are the same, the first stimulation electrode group 22 and the second stimulation electrode group 24 both comprise two stimulation electrodes, the wearable fixing piece 14 is a hook-and-loop fastener, and the processor 42 is an ARM processor.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A wearable hand rehabilitation training device comprises a glove body (1), an electrical stimulation assembly (2), an inflation and deflation assembly (3) and a main control assembly (4), and is characterized in that the glove body (1) comprises a finger part (11) and an upper arm part (12), a plurality of independent pneumatic muscle strips (13) corresponding to the fingers are arranged on the finger part (11), a wearing fixing piece (14) is arranged on the upper arm part (12), the inflation and deflation assembly (3) is used for inflating and deflating the pneumatic muscle strips (13), the back sides of the pneumatic muscle strips (13) are in a shrinking shape in an deflation state, and the radian is gradually reduced in the inflation state;

the main control assembly (4) comprises a power supply (41), a processor (42) and a bending sensor (43), the power supply (41) and the processor (42) are arranged on the glove body (1), the bending sensor (43) is arranged in a finger of the finger part (11), and the bending sensor (43) is electrically connected with the power supply (41);

the electric stimulation assembly (2) comprises an electric stimulation generating circuit (21), a first stimulation electrode group (22), a lead (23) and a second stimulation electrode group (24), wherein the first stimulation electrode group (22) and the second stimulation electrode group (24) are arranged on the inner side of the upper arm part (12) and are respectively attached to the upper side and the lower side of the arm, and the first stimulation electrode group (22) and the second stimulation electrode group (24) are connected with the processor (42) through the lead (23).

2. The wearable hand rehabilitation training device of claim 1, wherein the inflation and deflation assembly (3) comprises a micro air compressor (31) and an inflation tube (32), the micro air compressor (31) is arranged on the glove body (1), the inflation end of the micro air compressor (31) is connected with the inflation tube (32), the inflation tube (32) is communicated with the pneumatic muscle band (13), and the inflation tube (32) is provided with an electromagnetic valve (33).

3. The wearable hand rehabilitation training device of claim 1 or 2, wherein the pneumatic muscle bar (13) is in an arc tube shape, and a metal wire with elasticity and flexibility is attached to the inner part of the tube wall of the pneumatic muscle bar (13).

4. The wearable hand rehabilitation training device of claim 3, wherein the coefficients of the first and second stimulation electrode sets (22, 24) are identical, and each of the first and second stimulation electrode sets (22, 24) comprises two stimulation electrodes.

5. The wearable hand rehabilitation training device of claim 1, wherein the wearable fasteners (14) are hook and loop fasteners and the processor (42) is an ARM processor.