An electromechanical device that reduces hand tremors in Parkinson's patients

Abstract

The present invention provides an electronic mechanical device for reducing hand tremors of Parkinson's patients, comprising a mechanical device body, a first servo, a mounting block, a spoon, a clamp, a second servo, and a power supply battery box. The mechanical device body comprises a handle and a mechanical arm. The interior of the mechanical device body comprises an electronic system, a motor driver, an MPU6050 acceleration sensor, and a microcontroller. By arranging the mechanical device body, the mounting block, the clamp, and the spoon, the amplitude of shaking when holding an object can be significantly reduced, and the object can be effectively prevented from spilling or sliding. The gripper can be adapted to a variety of tools to meet the different needs of Parkinson's patients in daily life. The gripper is lightweight in design, easy to carry and use, and will not bring additional burden to the patient. The patient can complete various tasks in daily life more independently, thereby improving the quality of life. The Parkinson's universal gripper adopts active anti-shake technology to achieve real-time monitoring and offset of hand shaking.

Description

Technical Field

[0001] The invention relates to an electronic mechanical device for reducing hand tremors in Parkinson's disease patients, belonging to the technical field of electronic mechanical devices. Background Art

[0002] Parkinson's disease is a progressive degenerative disease of the central nervous system, characterized by the degeneration and death of dopaminergic neurons in the substantia nigra, leading to a decrease in dopamine levels. Hand tremor is one of the most common symptoms of Parkinson's disease, usually manifested as resting tremor, which is an involuntary shaking that occurs when the limbs are at rest.

[0003] A Chinese public patent (publication number: CN115251682A) discloses an anti-dumping cup for Parkinson's patients, including a cup body and a cup cover. A first water outlet is arranged at the upper end of the cup body, and the cup cover cooperates with the first water outlet to open and close. A gripping sleeve for hand gripping is arranged on the side of the cup body, and the gripping sleeve is arranged on the outside of the cup body and can slide up and down along the cup body. An elastic reset member is arranged between the gripping sleeve and the cup body, and the elastic reset member is used to drive the gripping sleeve to slide down and reset along the cup body. The cup cover is movably arranged at the upper end of the cup body, and the cup cover and the gripping sleeve are linked to each other. Based on the upward movement of the gripping sleeve relative to the cup body, the cup cover can be driven to move and the first water outlet can be opened. The cup of the present invention can automatically close the water outlet when it falls off from the hand to prevent the water in the cup from flowing out;

[0004] A Chinese public patent (publication number: CN211486360U) discloses a training device for Parkinson's disease patients, which belongs to the technical field of auxiliary rehabilitation medical equipment, and at least includes: an elastic grip ring, the elastic grip ring includes a gripping part and a connecting part, the gripping part includes a finger ring hole, an elastic part is provided on one side of the finger ring hole, an anti-slip part is provided on the outer side of the elastic part, a plurality of anti-slip particles are provided on the anti-slip part, a connecting part is provided on the other side of the finger ring hole, a belt hole is provided on the connecting part, the training device also includes a connecting belt and a kicking ball, the first end of the connecting belt passes through the belt hole and is detachably connected by a fixing buckle, the second end of the connecting belt is detachably connected by a connector, and a plurality of adjustment holes are provided on the second end of the connecting belt. The present invention can alleviate the freezing gait of Parkinson's disease patients by kicking ball training, and the training mode can be changed as needed, which is beneficial to the disease treatment of patients with Parkinson's disease of different degrees;

[0005] A Chinese public patent (publication number: CN215383019U) discloses an anti-shake dining spoon for elderly people, including a shell, the shell is used to install electronic structures and hold for use, the shell includes an upper shell and a bottom shell, the outer edges of the upper shell and the bottom shell are mutually engaged and sealed; a dual motor assembly, the dual motor assembly includes a longitudinal reduction motor, a transverse reduction motor, a longitudinal connecting frame and a transverse connecting frame, the longitudinal connecting frame is vertically arranged on the top outer wall of the transverse reduction motor, and the longitudinal connecting frame is fixed to the outer wall of the output shaft of the longitudinal reduction motor. The present invention uses mechanical transmission structure and electronic intelligent control as the core, and uses two reduction motors and angle sensors for coordinated feedback, so that the two reduction motors can achieve 360° anti-shake; the posture angle sensor realizes functions such as data monitoring, data storage, and data feedback, and the data can be used for subsequent treatment and disease judgment. At the same time, the shell conforms to ergonomic design;

[0006] A Chinese public patent (publication number: CN211103817U) discloses an intelligent anti-shake handle for holding tools, including a handle body, a fixing part and a processor are arranged in the handle body, the processor is respectively connected to an angle sensor and a motor, one end of the fixing part is connected to the holding tool, and both ends of the angle sensor are respectively connected to the fixing part and the motor; the shape of the handle body is circular; one end of the fixing part connected to the holding tool is provided with a plurality of fixed ports, and the plurality of fixed ports respectively correspond to holding tools of different shapes; a battery is arranged in the handle body, and the battery is electrically connected to the processor; the fixed port is provided with a plurality of gripping members, and the plurality of gripping members are connected to the fixed port. The processor controls the rotation of the motor according to the actual angle of the handle body obtained by the angle sensor and the preset angle, and anti-shakes the changing hand movements in real time, reduces the shaking of the holding tableware, and improves the anti-shake effect; the plurality of fixed ports respectively correspond to different holding tools, and improves the anti-shake range of the holding tools;

[0007] A Chinese patent publication (publication number: CN113952178A) discloses a stabilizer for Parkinson's disease patients, including a frame, a placement slot, a telescopic rod, an installation slot, a support rod, a moving wheel, a fixing plate, a seat device, an inlet and outlet, a protective cavity, a stabilizing device and a fixing basket; the stabilizing device provided in the present invention can perform all-round shock absorption on the trembling hands of the patient through a plurality of shock absorbing devices, thereby improving the stability of the patient's hand holding the handle, and thus avoiding the occurrence of falling; the adjusting motor provided in the present invention can drive all the driven gears and the screw to rotate through the driving gear, and the rotation of the screw can make the slider move up and down, thereby adjusting the preload force of the spring, and thus meeting the stability needs of patients of different degrees; the seat device provided in the present invention can rotate the seat to the inside of the protective cavity for the patient to use as needed, and can also rotate the seat away from the protective cavity when not in use, thereby ensuring the safety of the patient when walking;

[0008] A Chinese patent publication (publication number: CN111887585B) discloses a writing auxiliary device for Parkinson's patients, including a base plate, a support plate and a writing board, a fixed frame is installed on the upper end of the base plate, threaded rods are installed on the left and right ends of the fixed frame, a first gear is installed on the outer side of the bottom end of the threaded rod, a second gear is installed on the side of the first gear, a rotating motor is installed in the middle of the upper end of the fixed frame, and a third gear is installed on the front end of the rotating shaft of the rotating motor; a fixed cylinder is installed on the outer side of the upper end of the threaded rod, a connecting block and a rotating frame are installed on the top of the fixed cylinder, a support plate and a writing board are installed on the top of the rotating frame, a limited position frame is installed on the front end of the support plate, a cylinder is installed on the bottom side of the front end of the limited position frame, a telescopic motor is installed on the bottom end of the inner side of the cylinder, a pillar is installed on the top of the telescopic motor, a connecting plate is installed on the top of the pillar, an auxiliary plate is installed on the upper end of the connecting plate, and a fixed plate is installed on the upper end of the auxiliary plate. The present invention has a reasonable structure, is convenient for Parkinson's patients to adjust the height and angle, and improves the writing effect and writing efficiency of Parkinson's patients;

[0009] A Chinese patent publication (publication number: CN216019730U) discloses a writing assistive device for Parkinson's patients, including a lifting table, on which an auxiliary mechanism for assisting Parkinson's patients in real-time writing is arranged. This writing assistive device for Parkinson's patients is different from the prior art. In the real-time use process, the auxiliary mechanism arranged on the slide bar can not only help the patient to write reasonably and comfortably, but also can be conveniently adjusted to a comfortable angle suitable for each patient to write. The elastic member can effectively reduce the influence of the shaking of the patient's arm on writing. In addition, the universal wheel on the shift bearing seat makes it easier for the patient to move his arm when writing. The entire device is more comfortable and reasonable to use, and can solve the problem of patients' writing difficulties to a great extent.

[0010] In summary, there have been relevant research reports on assistive devices for Parkinson's patients in my country. However, the research characteristics of this topic are: applying active anti-shake technology to assistive devices for Parkinson's patients. Through the built-in accelerometer and motor drive system, hand tremors are detected and compensated in real time to reduce the amplitude of shaking when holding. A dual-servo design is adopted to achieve independent control in two vertical axes. This design can more comprehensively cope with the complex and changeable "pill-shaped" hand tremors of Parkinson's patients and improve the stability of holding. The gripper is equipped with a variety of quickly replaceable tool heads, such as spoons, chopsticks, pen holders, etc. No reports identical to this topic were found in the search.

[0011] To this end, an electromechanical device for reducing hand tremors in Parkinson's patients is proposed. Summary of the invention

[0012] In view of this, the present invention provides an electromechanical device for reducing hand tremors in Parkinson's disease patients, so as to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial option.

[0013] The technical solution of the present invention is implemented as follows: an electronic mechanical device for reducing hand tremors of Parkinson's patients, comprising a mechanical device body, a first servo, a mounting block, a spoon, a clamp, a second servo, and a power supply battery box, the mechanical device body comprising a handle and a mechanical arm, the handle being movably connected to the inner side of the surface of the mechanical arm through a rotating shaft, the first servo being fixedly mounted on the top of the mechanical arm, the bottom of the mounting block being fixedly mounted on the output end of the first servo, the second servo being fixedly mounted on the left side of the mechanical arm, the output end of the second servo being fixedly connected to the left side of the handle, the spoon and the clamp both being plugged into the surface of the mounting block, a power supply battery box being fixedly mounted on the right side of the mechanical arm, a rechargeable aluminum battery being arranged inside the power supply battery box, a control switch being arranged on the surface of the power supply battery box, and the interior of the mechanical device body comprising an electronic system, a motor driver, an MPU6050 acceleration sensor, and a microcontroller.

[0014] The embodiment of the present invention has the following advantages due to the adoption of the above technical solution:

[0015] 1. The present invention sets a mechanical device body, a mounting block, a clamp and a spoon. After multiple experimental tests, the Parkinson's universal gripper can significantly reduce the shaking amplitude when holding an object in a simulated hand shaking environment, effectively preventing the object from spilling or sliding. The gripper can be adapted to a variety of tools, such as spoons, chopsticks, pens, etc., to meet the different needs of Parkinson's patients in daily life. The gripper is lightweight in design, easy to carry and use, and will not bring additional burden to the patient. The Parkinson's universal gripper is suitable for all types of Parkinson's patients, especially those with severe hand shaking symptoms and limited self-care ability. By using the gripper, the patient can complete various tasks in daily life more independently, such as eating, writing, etc., thereby improving the quality of life. Compared with traditional passive anti-shake tools, the Parkinson's universal gripper adopts active anti-shake technology to realize real-time monitoring and offset of hand shaking. In addition, the gripper is also highly customizable and scalable, and can replace and upgrade tools according to the specific needs of the patient, providing a more personalized and intelligent auxiliary solution for Parkinson's patients.

[0016] The above summary is for illustrative purposes only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the present invention will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the three-dimensional front view structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the structure of the handle and the mechanical arm of the present invention;

[0020] Figure 3 It is a structural schematic diagram of the mechanical device body of the present invention.

[0021] Figure numerals: 1. Mechanical device body; 101. Handle; 102. Mechanical arm; 2. First servo; 3. Mounting block; 4. Spoon; 5. Clamp; 6. Second servo; 7. Power supply battery box. DETAILED DESCRIPTION

[0022] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0023] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0024] Example 1

[0025] like Figure 1 and Figure 2 As shown, an embodiment of the present invention provides an electronic mechanical device for reducing hand tremors of Parkinson's patients, including a mechanical device body 1, a first servo 2, a mounting block 3, a spoon 4, a clamp 5, a second servo 6, and a power supply battery box 7. The mechanical device body 1 includes a handle 101 and a mechanical arm 102, the handle 101 is movably connected to the inner side of the surface of the mechanical arm 102 through a rotating shaft, the first servo 2 is fixedly installed on the top of the mechanical arm 102, the bottom of the mounting block 3 is fixedly installed on the output end of the first servo 2, the second servo 6 is fixedly installed on the left side of the mechanical arm 102, and the output end of the second servo 6 is fixedly connected to the left side of the handle 101, the spoon 4 and the clamp 5 can be plugged into the surface of the mounting block 3, the power supply battery box 7 is fixedly installed on the right side of the mechanical arm 102, a rechargeable aluminum battery is arranged inside the power supply battery box 7, and a control switch is arranged on the surface of the power supply battery box 7, and the mechanical device body 1 includes an electronic system, a motor driver, an MPU6050 acceleration sensor, and a microcontroller.

[0026] By setting the mechanical device body 1, the mounting block 2, the clamp 3 and the spoon, after multiple experimental tests, the Parkinson's universal gripper can significantly reduce the shaking amplitude when holding an object in a simulated hand shaking environment, effectively preventing the object from spilling or slipping. The gripper can be adapted to a variety of tools, such as spoons, chopsticks, pens, etc., to meet the different needs of Parkinson's patients in daily life. The gripper is lightweight, easy to carry and use, and will not bring additional burden to the patient. The Parkinson's universal gripper is suitable for all types of Parkinson's patients, especially those with severe hand shaking symptoms and limited self-care ability. By using the gripper, patients can complete various tasks in daily life more independently, such as eating, writing, etc., thereby improving the quality of life. Compared with traditional passive anti-shake tools, the Parkinson's universal gripper uses active anti-shake technology to achieve real-time monitoring and offset of hand shaking. In addition, the gripper is also highly customizable and scalable, and can replace and upgrade tools according to the specific needs of patients, providing Parkinson's patients with a more personalized and intelligent auxiliary solution.

[0027] When the present invention is working: The core feature of the gripper is the use of active anti-shake technology, which detects and offsets hand shake in real time through a built-in electronic system and motor drive. Specifically, the gripper is equipped with an MPU6050 acceleration sensor, which can accurately sense the angle change of the hand, and then control the rotating axis to move in the opposite direction through the servo to offset the shake. This design can not only effectively reduce the amplitude of "pill-shaped" hand shake, but also improve the stability and accuracy of holding.

[0028] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of various changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. An electronic mechanical device for reducing hand tremors in Parkinson's disease patients, comprising a mechanical device body (1), a first steering gear (2), a mounting block (3), a spoon (4), a clamp (5), a second steering gear (6), and a power supply battery box (7), characterized in that: The mechanical device body (1) comprises a handle (101) and a mechanical arm (102), wherein the handle (101) is movably connected to the inner side of the surface of the mechanical arm (102) via a rotating shaft, the first steering gear (2) is fixedly mounted on the top of the mechanical arm (102), the bottom of the mounting block (3) is fixedly mounted on the output end of the first steering gear (2), the second steering gear (6) is fixedly mounted on the left side of the mechanical arm (102), the output end of the second steering gear (6) is fixedly connected to the left side of the handle (101), the spoon (4) and the clamp (5) can be plugged into the surface of the mounting block (3), a power supply battery box (7) is fixedly mounted on the right side of the mechanical arm (102), a rechargeable aluminum battery is arranged inside the power supply battery box (7), and a control switch is arranged on the surface of the power supply battery box (7), and the inside of the mechanical device body (1) comprises an electronic system, a motor driver, an MPU6050 acceleration sensor, and a microcontroller.

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