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CN-122005165-A - Parkinson's disease patient hand function auxiliary device of self-adaptation tremor suppression

CN122005165ACN 122005165 ACN122005165 ACN 122005165ACN-122005165-A

Abstract

The application provides a hand function auxiliary device for parkinsonism patients with self-adaptive tremor inhibition, which comprises a supporting mechanism and a tremor prevention mechanism. The supporting mechanism is used for fixing the palm and the fingers of a user. The shockproof and vibration-proof mechanism comprises a palm placing plate, a finger placing plate and a shockproof and vibration-proof assembly. The vibration prevention component is characterized by comprising a damping module and an adjusting module, wherein the damping module decomposes the hand compound motion based on the inherent response characteristics of the motion frequency and amplitude of the damping module, suppresses the vibration motion with high frequency and low amplitude to generate obvious damping force, and simultaneously keeps lower resistance to the intentional motion with low frequency and high amplitude. The user accessible regulating module manually changes damping module's resistance threshold pretightning force to match individualized tremor characteristic, relate to medical rehabilitation instrument technical field, wherein, can effectively distinguish and restrain pathological tremor, minimize simultaneously to the interference of user's autonomous motion, promoted hand function auxiliary adaptability and user experience.

Inventors

  • WU HUIHUA
  • WU ZHIPING
  • PENG XIAO
  • HUANG HUIFEN
  • LIU XIUMEI
  • XIE HUIRONG
  • ZENG TINGTING

Assignees

  • 丽水市中心医院

Dates

Publication Date
20260512
Application Date
20260310

Claims (10)

  1. 1. An adaptive tremor suppression hand function assistance device for parkinson's disease patients, comprising: A support mechanism (100); the anti-tremor mechanism (200) is arranged at the top end of the supporting mechanism (100) and is used for carrying out anti-tremor operation on fingers of a patient; the vibration prevention mechanism (200) comprises: a palm rest plate (23) in contact with the support mechanism (100); A finger placement plate (22) provided at one end of the palm placement plate (23); and the shockproof vibration component (21) is arranged at the bottom end of the finger placement plate (22), and the other end of the shockproof vibration component (21) is connected with the supporting mechanism (100).
  2. 2. The hand function assisting device for the parkinsonism patient with adaptive tremor suppression according to claim 1, wherein the anti-tremor component (21) comprises a damping module connected with the finger placement plate (22), and an adjusting module capable of adjusting the damping module is arranged at the bottom end of the anti-tremor component, and the size of the adjusting module is changed to adjust the damping module.
  3. 3. An adaptive tremor-suppressed parkinsonism patient hand function aid according to claim 2, characterized in that the damping module comprises a spring damper (212) and a sleeve (213) fitted around it, the top end of the spring damper (212) being provided with a post (211), connected to the finger rest plate (22) by the post (211).
  4. 4. A parkinsonism patient's hand function aid device with adaptive tremor suppression according to claim 3, characterized in that the adjustment module comprises a first screw (215) and a second screw (217), the first screw (215) and the bottom end of the sleeve (213) being provided with a first connection post (214) with the top end in contact with the bottom end of the sleeve (213), the second screw (217) being provided with a holding handle (216) at its top end, the bottom end of the first screw (215) being provided with a second connection post (218).
  5. 5. The device for assisting hand functions of a parkinsonism patient with adaptive tremor suppression according to claim 1, wherein the supporting mechanism (100) comprises a palm support plate (11) and a finger support plate (12), the palm support plate (11) being in contact with the palm rest plate (23), the finger support plate (12) corresponding to the finger rest plate (22).
  6. 6. The hand function assisting device for parkinsonism patients with adaptive tremor suppression according to claim 5, wherein a first connecting band (13) and a second connecting band (14) for fixing a wrist are arranged on the palm support plate (11).
  7. 7. The device for assisting hand functions of a parkinsonism patient with adaptive tremor suppression according to claim 4, wherein one end of the first screw rod (215) and the second screw rod (217) connected with the holding handle (216) is fixedly connected.
  8. 8. The device for assisting hand functions of a parkinson's disease patient with adaptive tremor suppression according to claim 7, wherein the first and second screw rods (215, 217) are threaded with the first and second connecting posts (214, 218).
  9. 9. The hand function assisting device for the parkinsonism patient with adaptive tremor suppression according to claim 6, wherein one end of the first connecting belt (13) and one end of the second connecting belt (14) far away from the palm support plate (11) are respectively provided with a magic tape.
  10. 10. The device for assisting hand functions of parkinson's disease patient with adaptive tremor suppression according to claim 9, wherein rotating the handle (216) and the first screw (215) and the second screw (217) rotate to change the height of the adjustment module, thereby adjusting the initial amount of compression of the spring damper (212) to set the damping force threshold.

Description

Parkinson's disease patient hand function auxiliary device of self-adaptation tremor suppression Technical Field The invention relates to the technical field of medical rehabilitation instruments, in particular to a hand function auxiliary device for parkinsonism patients with self-adaptive tremor inhibition. Background Parkinson's disease is a common degenerative disorder of the nervous system, one of its typical symptoms being resting tremor, manifested as involuntary, rhythmic tremors of the hands. Such tremors seriously affect the patient's ability to self-care in daily life, such as holding, eating, writing, etc. At present, the intervention means aiming at parkinsonism mainly comprise drug treatment and deep brain electric stimulation operation, but the side effect and curative effect fluctuation problems exist in the drug, and the operation has traumatism and high risk. There are also some mechanical or semi-mechanical hand anti-tremor devices in the prior art. Most of the devices adopt rigid supports or simple elastic constraint, but the tremors are limited to a certain extent, all the movements of the hands are often limited, the tremors are restrained, and meanwhile, conscious autonomous movements (intentional movements) of a user are seriously hindered, so that the device is uncomfortable to wear and has poor practicability. How to enable a device to intelligently distinguish between detrimental tremors and beneficial voluntary actions, and to provide differentiated mechanical responses, is a key to improving the practicality and user experience of such devices. Disclosure of Invention The invention aims to overcome the defects of the prior art and provide a self-adaptive tremor-suppressed hand function auxiliary device for parkinsonism patients, which can effectively distinguish and suppress pathological high-frequency tremors, simultaneously keep low resistance to low-frequency autonomous functional movements and allow users to perform personalized adjustment according to self-tremor characteristics. The technical scheme adopted by the embodiment of the application for solving the technical problems is as follows: a hand function auxiliary device for parkinsonism patients with adaptive tremor inhibition comprises a supporting mechanism; The vibration prevention mechanism is arranged at the top end of the supporting mechanism and is used for performing vibration prevention operation on fingers of a patient; The vibration prevention mechanism comprises: A palm rest plate in contact with the support mechanism; A finger placing plate provided at one end of the palm placing plate; the vibration prevention assembly is arranged at the bottom end of the finger placement plate, and the other end of the vibration prevention assembly is connected with the supporting mechanism. Preferably, the vibration prevention component comprises a damping module connected with the finger placement plate, and an adjusting module capable of adjusting the damping module is arranged at the bottom end of the vibration prevention component, so that the size of the adjusting module is changed, and the damping module is adjusted. Preferably, the damping module comprises a spring damper and a sleeve sleeved outside the spring damper, wherein a support column is arranged at the top end of the spring damper and is connected with the finger placing plate through the support column. Preferably, the adjusting module comprises a first screw rod and a second screw rod, wherein a first connecting column is arranged at the bottom end of the first screw rod and the bottom end of the sleeve, the top end of the first screw rod is contacted with the bottom end of the sleeve, a holding handle is arranged at the top end of the second screw rod, and a second connecting column is arranged at the bottom end of the first screw rod. Preferably, the supporting mechanism includes a palm support plate and a finger support plate, the palm support plate is in contact with the palm placing plate, and the finger support plate corresponds to the finger placing plate. Preferably, the palm support plate is provided with a first connecting band and a second connecting band for fixing the wrist. Preferably, one end of the first screw rod and one end of the second screw rod, which are connected with the holding handle, are fixedly connected. Preferably, the first screw rod and the second screw rod are in threaded connection with the first connecting column and the second connecting column. Preferably, one end of the first connecting belt and one end of the second connecting belt, which are far away from the palm support plate, are respectively provided with a magic tape. The first screw rod and the second screw rod rotate to change the height of the adjusting module, so that the initial compression amount of the spring damper is adjusted to set a damping force threshold. The embodiment of the application has the advantages that: The mechanical damping element