CN215691445U

CN215691445U - Hand function rehabilitation training device

Info

Publication number: CN215691445U
Application number: CN202120868359.6U
Authority: CN
Inventors: 陆伟伟; 张键; 刘邦忠
Original assignee: Shanghai Geriatric Center
Current assignee: Shanghai Geriatric Center
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2022-02-01
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses a hand function rehabilitation training device, which comprises a box body, wherein a temperature control device and a monitoring device are arranged in the box body, the temperature control device is arranged at the bottom in the box body, an air outlet is formed above the temperature control device, a blower is arranged right below the air outlet, an arm inserting opening is formed in one side of the box body, a bearing ring is arranged in the box body at a position right facing the arm inserting opening, the bearing ring is connected with a transmission rod through a bearing rod, and the bearing rod is in threaded connection with the transmission rod; the temperature control device and the monitoring device are respectively connected with the control device, and the control device is arranged on the box body. The training instrument is simple and convenient to operate, short in starting time and less in preparation work, can be trained by patients and family members, replaces rehabilitation teachers to carry out sensory and motor training, and improves compliance of the patients.

Description

Hand function rehabilitation training device

Technical Field

The utility model relates to a hand function rehabilitation training device, and belongs to the technical field of medical equipment.

Background

The utility model discloses a patent of application No. 202021429435.5 can realize the single or collaborative training of light sensation, and it contains the gradient change training of cold and hot temperature, the change training of atmospheric pressure, the light touch training of the filler that floats in the box simultaneously, through the controlled variable for example controlled temperature, control intake or the volume of controlling the filler and have or not, can carry out the single or collaborative training of upper limbs forearm light sensation (temperature sensation, pressure sensation, light touch).

However, the above technical solutions have the following disadvantages:

1. the change of the air pressure in the box body can not extrude the finger joints, and the function can not be effectively realized.

2. The floating filler is used for light touch training, the density of the filler cannot be effectively controlled, and the training of sensory stimulation position feedback is lacked, so that the effect is not ideal.

Disclosure of Invention

The technical problem to be solved by the utility model is as follows: how to realize the squeezing of the finger joints by the air pressure change in the box body and how to perform feedback training on the sensory stimulation position by controlling the density of the filler.

In order to solve the technical problem, the technical scheme of the utility model provides a hand function rehabilitation training device which comprises a box body, wherein a temperature control device and a monitoring device which are used for providing cold and hot air flows are arranged in the box body, the temperature control device is arranged at the bottom in the box body, an air opening which enables the cold and hot air flows to enter the box body is arranged above the temperature control device, an air blower is arranged right below the air opening, an arm inserting opening is formed in one side of the box body, a bearing ring is arranged in the box body at a position right opposite to the arm inserting opening, the bearing ring is connected with a transmission rod through a bearing rod, and the bearing rod is connected with the transmission rod through threads; the temperature control device and the monitoring device are respectively connected with the control device, and the control device is arranged on the box body.

Preferably, the bottom of the bearing ring is provided with a transverse linear motor which enables the bearing ring to vibrate.

Preferably, a card is arranged on the box wall opposite to the arm insertion opening of the box body; the side surface of the card close to the arm insertion opening comprises a smooth surface, a rough surface, a linear groove surface and a round point protruding surface.

Preferably, the position that is close to the support rod and is convenient for patient's hand to touch in the box be equipped with the scale, have on the scale and can reciprocate and be used for the carriage release lever that patient's hand touched.

Preferably, the ruler is positioned below the metacarpophalangeal joint of the patient; when the movable rod moves up and down, the change of the numerical value on the scale can be seen from the transparent glass interlayer on the box body; the value displayed on the scale is the position of the moving rod.

Preferably, the particle stream jetting outlet is an outlet with adjustable diameter.

Preferably, the bottom of the material box is provided with a removable bottom plate which can be drawn and inserted.

Preferably, the monitoring equipment comprises a camera for monitoring the hand of the patient, an illumination device for illuminating the interior of the box body and a temperature sensor for monitoring the temperature in the box body, wherein the camera, the illumination device and the temperature sensor are respectively connected with the control device; the control device comprises a display module and a control button.

Preferably, the box body is internally provided with a bag connected with the inner side of the arm insertion opening; the heat dissipation port of the temperature control device is arranged between the air port and the air blower.

Preferably, the system further comprises a motor imagery visualization module, wherein the motor imagery visualization module comprises an imaging terminal and a monitoring terminal for monitoring brain waves of a patient cortex, and the monitoring terminal is connected with the imaging terminal.

Compared with the prior art, the utility model removes the fillers at the bottom of the air deflector and the box body on the basis of the traditional structure, and adds the card, the scale, the transverse linear motor and the particle tube material box which can be inserted into and pulled out of the bottom plate. The surfaces with different shapes are designed on the card, so that the fingers of a patient touch the surface of the card to perform visual-tactile training; the movement distance of the scale is used for positioning the dorsiflexion and palmflexion angles of the wrist joint to carry out position sense training; the transverse movement of the bearing ring is realized through a transverse linear motor, so that a patient can sense whether the vibration exists or not to train the vibration sense; through the particle tube material box, the hand of the patient can be impacted by particles with different densities, and the skin surface is stimulated by different impact strengths to perform touch-pressure sense training.

The training instrument is simple and convenient to operate, short in starting time and less in preparation work, can be trained by patients and family members, replaces rehabilitation teachers to carry out sensory and motor training, and improves compliance of the patients.

The utility model has the following advantages:

1. automated multi-sensory training

The training instrument of the utility model realizes automatic multi-sense training, replaces the traditional manual training, reduces the workload of medical staff and improves the rehabilitation effect. The traditional empirical sensory training method lacking evidence-based medical support is replaced by a standardized training device.

2. Mechanized simulation artificial rehabilitation therapy

Compared with the existing rehabilitation equipment, the training device can effectively perform sense-motion cooperative training, stimulate the skin of the active muscle, actively induce hand activity, promote input-output nerve loop repair, and mechanically simulate rehabilitation ROOD treatment technology (the ROOD technology is also called a plurality of sense stimulation treatment methods or skin sense input promotion technology and is suitable for any patient with motor control disorder).

3. Quantifiable sensory training

The randomness and the difference of the traditional sense training method are changed by quantitative measures such as the density, the pressure, the gradient accurate temperature and the like of the particle flow, and the method is favorable for the next step of scientific research and exploration and the evidence support of evidence-based medicine.

4. Mature concept and simple transformation technology

Repeated sensory retraining and motor imagery techniques have proven effective over the years through extensive research. The instrument of the utility model has ingenious conception, mature engineering and software codes and feasibility in conversion.

5. The patient can train himself and reduce the labor cost

The training instrument can be used for making a training prescription by a rehabilitation therapist for the first time and guiding the patient and the family members to carry out training, and the patient and the family members can train automatically according to the training prescription within 3-4 weeks later, so that the dependence on the therapist can be greatly reduced, and the labor cost is reduced; the workload of therapists is indirectly reduced, and automation and instrumentization of rehabilitation training are realized.

6. Improving compliance and improving rehabilitation effect

The existing sensory training equipment lacks uniform standardization, and simultaneously, because the sensory training takes long time and takes slow effect, the sensory training is directly overlooked in a rehabilitation scheme. Sensory training can only take effect if repeated every day. The automatic characteristic of the training apparatus of the utility model can effectively improve the compliance of patients, prolong the training time, and improve the healing efficacy by penetrating the whole healing process.

7. Safe and non-invasive equipment and wide audience range

The components and all aspects of the operation related to the training apparatus are safe and noninvasive, and have no accidental risks. The training method is suitable for patients with cervical spinal cord injury, and can also be used for patients with normal cerebral apoplexy cognition.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a hand function rehabilitation training device;

FIG. 2 is a schematic structural view of the interior of the case;

FIG. 3 is a front view in cross-section of a card;

FIG. 4 is a schematic of a staged training path.

Detailed Description

In order to make the utility model more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.

The utility model relates to a hand function rehabilitation training device, which is designed according to the existing common sense training and Rood treatment technologies and is used for improving hand sense and motion functions, as shown in figures 1 and 2, the hand function rehabilitation training device comprises a box body 1, temperature control equipment 2, a control device 3, monitoring equipment 4 and a motion imagination visualization module 5, wherein the temperature control equipment 2 and the monitoring equipment 4 are arranged in the box body 1, the temperature control equipment 2 and the monitoring equipment 4 are respectively connected with the control device 3, and the control device 3 is arranged on the box body 1; temperature control device 2 is used to provide a flow of hot and cold air.

An arm insertion port 15 having a pocket 151 is provided at one side of the case 1, and the pocket 151 is connected to the inside of the arm insertion port 15 and is provided in the case 1. The position of the box body 1 opposite to the arm insertion opening 15 is provided with a bearing ring 132, the bearing ring 132 is connected with a transmission rod 133 through a bearing rod 131, the end part of the transmission rod 133 is provided with a transmission knob 134 for rotating the transmission rod 133, and the bearing rod 131 is in threaded connection with the transmission rod 133, so that after the transmission rod 133 is rotated, the bearing rod 131 can slide along the axial direction of the transmission rod 133. The top of the box body 1 is provided with a box cover 11 and a vent hole 12, the box cover 11 is connected with the box body 1 through a hinge, and the top of the box body 1 is positioned below the box cover 11 and is provided with a glass interlayer 111.

An air port 21 for leading cold and hot air flow to enter the box body 1 is arranged above the temperature control device 2, and an air blower 14 is arranged right below the air port 21; the heat dissipation port of the temperature control device 2 is provided between the tuyere 21 and the blower 14. The bottom of the box body 1, which is far away from the arm insertion opening 15, is provided with a material box 22 of a particle tube, the bottom plate of the material box 22 is a movable bottom plate which can be drawn and inserted, an air opening 21 and an air blower 14 are arranged below the material box 22, a particle flow injection outlet 221 with adjustable diameter is arranged right above the material box 22, and the particle flow injection outlet 221 can move in the front-back, left-right directions and can adjust the injection direction; a card 7 made of composite materials is embedded in the wall of the box body on the opposite side of the arm insertion opening 15 of the box body 1, as shown in fig. 3, the surface of one side, close to the arm insertion opening 15, of the card 7 comprises a smooth surface, a rough surface, a surface of a linear groove and a surface with protruding round points; a ruler 6 is arranged at the position 5 cm in front of the supporting rod 131 in the box body 1, a moving rod capable of moving up and down is arranged on the ruler 6, the ruler 6 is positioned below the metacarpophalangeal joint of a patient, when the moving rod moves up and down for a certain distance, the change of a numerical value on the ruler 6 can be seen from the transparent glass interlayer 111 on the box body 1, and the numerical value displayed on the ruler 6 is the position of the moving rod; the bottom of the supporting ring 132 of the box body 1 is provided with a transverse linear motor 135, and when a control button 32 of a power switch of the transverse linear motor 135 is turned on, the supporting ring 132 can vibrate; the monitoring equipment 4 of the box body 1 comprises a camera 41, an illumination device 42 and a temperature sensor; the control device 3 comprises a display module 31 and a control button 32, and realizes the adjustment of the training state; the motor imagery visualization module 5 comprises an imaging terminal 51 and a monitoring terminal 52, wherein the monitoring terminal 52 transmits data to the imaging terminal 51, so that brain wave visualization processing is realized, and the motor imagery ability of the cortex of the patient is monitored. Wherein imaging terminal 51 includes a first imaging region 511 and a second imaging region 512.

The use principle of the utility model is as follows:

the training apparatus of the present invention integrates multiple sensory exercises, including light sensory and deep sensory exercises. The superficial sensation training comprises a touch-pressure sensation training, a temperature sensation gradientization training and a material identification training of the skin brushed by the particle flow; the deep sensation training comprises position sensation training of wrist joint back extension and flexion activities and wrist joint vibration sensation training; the sensory-motor cooperative rehabilitation training is to actively carry out wrist joint dorsum extension training according to a demonstration video of motor imagery training while brushing and wiping the skin on the back of the arm by particle flow.

Firstly, training a superficial sensation:

1. automated touch-pressure training

The inner bottom of the training device comprises an air blower 14 and a material box 22, particles (such as round paper sheets, silica gel particles, PU hose particles and the like) in the material box 22 are passively blown out by the air blower 14 to form a particle flow, the skin is brushed along the arm of a patient, and receptors on the surface of the skin, free nerve endings and Merkel discs (Merkel cells are one kind of dendritic cells, are located on a basal cell layer of smooth skin and hair discs of hairy skin, and are few in number. The particle flow may be set to different parameters such as density, pressure, material, training duration, etc.

2. Gradualization training of temperature sensation

The training instrument of the utility model introduces temperature values (17 ℃, 23 ℃, 28 ℃, 33 ℃, 38 ℃ and 43 ℃) with certain gradient changes at each stage, and can manually control the sensory training under the sequential or unordered temperature gradient changes.

3. Material quality identification training

The training instrument of the utility model embeds the card 7 made of composite material on the inner wall of the opposite side of the arm insertion opening 15, the material of the card comprises smooth surface, rough surface, surface of linear groove, surface of protruding round point, etc., the fore-and-aft movement of the supporting ring 132 can ensure the finger of the patient to touch the surface of the card 7, and the visual-tactile training is carried out.

II, deep sensation training:

1. position sense training

The training instrument of the utility model is provided with a movable scale 6 at the position 5 cm in front of the supporting rod 131 and is positioned below the metacarpophalangeal joint of a patient, and the moving distance on the scale 6 is used for positioning the dorsiflexion and palmflexion angles of the wrist joint to carry out position sense training.

2. Vibration sense training

The transverse linear motor 135 in the support part 13 of the training apparatus of the present invention provides the vibration of the support ring 132, when the patient puts the wrist joint on the support ring 132, the patient gives the vibration to the radial styloid process and ulnar styloid process of the wrist joint, and the patient perceives whether there is vibration or not, and the training of the vibration sense is performed.

The working process of the utility model is as follows:

the staged training route is shown in fig. 4, sensory and motor cooperative rehabilitation training is carried out, a coordinate system is established, the abscissa is the sensory condition, and the ordinate is the muscle strength grade. On the abscissa, sensory deletion, deep sensory recovery, partial shallow pain sensation, tactile recovery, shallow pain sensation and tactile recovery are sequentially arranged in the positive direction, and two points of discrimination vision begin to recover and feel normal; on the ordinate, the muscle strength of 0 level, the muscle strength of 1 level, the muscle strength of 2 levels, the muscle strength of 3 levels, and the muscle strength of 4 levels are sequentially provided in the positive direction. For patients with muscle strength of 0 grade, carrying out particle flow touch-pressure training, vibration sensation training and motor imagery ability training; for patients with muscle strength of 1 grade and muscle strength of 2 grade and feeling loss and partial deep feeling recovery, carrying out particle flow touch-pressure training, position sense training, vibration sense training and motor imagination training; for the patients with muscle strength of grade 1 and muscle strength of grade 2, part of deep sense recovery, part of shallow sense of pain, touch recovery, shallow sense of pain, touch recovery and two-point discrimination sense recovery, granular flow touch-pressure training, temperature sense gradient training and motor imagery ability training are carried out; for patients with muscle strength of grade 3, particle flow touch-pressure training, motor imagery ability training, and material discrimination training are performed.

When the particle flow stimulates the skin of the active muscle, hand control training can be performed according to the video of the motor imagery, for example, the particle flow brush stimulates the extensor carpi radialis, and the motor imagery wrist joint back stretching action induces the active dorsochondrium joint to form a nerve loop of sensory movement (input-output) training, so that brain cortical areas such as a somatosensory area, a motor-assisted anterior area and a motor area are activated, and the intracortical inhibition is improved.

Claims

1. A hand function rehabilitation training device comprises a box body (1), wherein a temperature control device (2) and a monitoring device (4) which are used for providing cold and hot air flows are arranged in the box body (1), the temperature control device (2) is arranged at the bottom in the box body (1), an air port (21) which enables the cold and hot air flows to enter the box body (1) is arranged above the temperature control device (2), an air blower (14) is arranged right below the air port (21), an arm inserting hole (15) is formed in one side of the box body (1), a bearing ring (132) is arranged in the box body (1) and is opposite to the arm inserting hole (15), the bearing ring (132) is connected with a transmission rod (134) through a bearing rod (131), and the bearing rod (131) is connected with the transmission rod (134) through threads; the temperature control device (2) and the monitoring device (4) are respectively connected with the control device (3), the control device (3) is arranged on the box body (1), and the temperature control device is characterized in that the air port (21) is arranged on one side, away from the arm insertion hole (15), of the support rod (131), a material box (22) communicated with the air port (21) is arranged on the air port (21), and a particle flow ejection outlet (221) capable of adjusting the ejection direction is formed in the top of the material box (22).

2. A hand function rehabilitation training device as claimed in claim 1, wherein the bottom of said support ring (132) is provided with a transverse linear motor (135) for vibrating the support ring (132).

3. The rehabilitation training device for hand function as claimed in claim 1, wherein the box (1) has a card (7) on the wall opposite to the arm insertion opening (15); the side surface of the card (7) close to the arm insertion opening (15) comprises a smooth surface, a rough surface, a linear groove surface and a circular point protruding surface.

4. The hand function rehabilitation training device as claimed in claim 1, wherein a scale (6) is provided in the case (1) at a position adjacent to the support rod (131) and convenient for the hand of the patient to touch, and the scale (6) is provided with a movable rod which can move up and down and is used for the hand of the patient to touch.

5. A hand function rehabilitation training device according to claim 4, characterized in that said scale (6) is located under the metacarpophalangeal joints of the patient; when the movable rod moves up and down, the change of the numerical value on the scale (6) can be seen from the transparent glass interlayer (111) on the box body (1); the value displayed on the scale (6) is the position of the moving rod.

6. The hand function rehabilitation training device as claimed in claim 1, wherein said particle stream ejection outlet (221) is an outlet with an adjustable diameter.

7. The rehabilitation training device for hand function as claimed in claim 1, wherein the bottom of the material box (22) is provided with a removable bottom plate.

8. The hand function rehabilitation training device as claimed in claim 1, wherein the monitoring device (4) comprises a camera (41) for monitoring the hand of the patient, an illumination device (42) for illuminating the interior of the box body (1), and a temperature sensor for monitoring the temperature in the box body (1), wherein the camera (41), the illumination device (42) and the temperature sensor are respectively connected with the control device (3); the control device (3) comprises a display module (31) and a control button (32).

9. The rehabilitation training device for hand function according to claim 1, wherein the case (1) is provided therein with a pouch (151) connected to the inside of the arm insertion opening (15); the heat dissipation opening of the temperature control device (2) is arranged between the air opening (21) and the air blower (14).

10. The hand function rehabilitation training device as claimed in claim 1, further comprising a motor imagery visualization module (5), wherein the motor imagery visualization module (5) comprises an imaging terminal (51) and a monitoring terminal (52) for monitoring the brain waves of the patient cortex, and the monitoring terminal (52) is connected with the imaging terminal (51).