CN101920066A - Wearable electrical stimulation system for pathological tremor suppression - Google Patents

Wearable electrical stimulation system for pathological tremor suppression Download PDF

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Publication number
CN101920066A
CN101920066A CN2010102511959A CN201010251195A CN101920066A CN 101920066 A CN101920066 A CN 101920066A CN 2010102511959 A CN2010102511959 A CN 2010102511959A CN 201010251195 A CN201010251195 A CN 201010251195A CN 101920066 A CN101920066 A CN 101920066A
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information
wearable
links
tremble
controller
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CN2010102511959A
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Chinese (zh)
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张定国
朱向阳
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Shanghai Jiaotong University
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Shanghai Jiaotong University
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Priority to CN2010102511959A priority Critical patent/CN101920066A/en
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Abstract

The invention relates to a wearable electrical stimulation system for pathological tremor suppression, which comprises a wearable binding structure, a sensor device, an information processor, a controller and an actuator, wherein the sensor device is connected with the information processor for transmitting motion information of a shivering limb and original electromyographic information, the information processor is connected with the controller for transmitting the motion information of the shivering limb and the electromyographic information after filtering, the controller is connected with the actuator for transmitting an electrical stimulation signal, the sensor device, the information processor, the controller and the actuator are respectively arranged on the wearable binding structure, and the wearable binding structure is bound on the shivering limb. The wearable electrical stimulation system changes the traditional way of treating pathological tremors, and a patient can wear the system on the shivering limb under the situation that the medication fails, thereby suppressing the tremors by relying on electrical stimulation without carrying out an operation and taking a medicine, being convenient and easy to use, having low cost and a wide range of applications, avoiding affecting the autokinetic normal motion of the patient, having no need of guidance of a doctor and having significant efficacy.

Description

Suppress the Wearable electric stimulation that morbid state is trembled
Technical field
What the present invention relates to is the system in a kind of rehabilitation medical technique with the apparatus field, specifically is a kind of Wearable electric stimulation that morbid state is trembled that suppresses.
Background technology
It is the common a kind of disease of old people that morbid state is trembled, and performance characteristic is that some part of health has the shake of rhythm and pace of moving things ground in spite of oneself.The cause of disease has a variety of, such as Parkinson's disease, apoplexy (apoplexy), the damage of traumatic brain and multiple ossify etc.Compare with human normal activity, this is a kind of high dither.In general, the frequency range that action property is trembled is the 3-5 hertz, and the frequency range that attitude is trembled is the 6-12 hertz, and the frequency range that static property is trembled is the 3-6 hertz.Morbid state is trembled and is looked and be not fatal diseases, but it can have a strong impact on patient's quality of life, and some simple daily routines are such as writing, kbhit, taking water tumbler, setting fastening etc. all can not normally finish.And morbid state is trembled and is made patient very awkward in public, can cause psychological burden to patient, brings human communication disorders to them, even causes infantile autism.
Find that from the retrieval of prior art document the therapeutic modality that present morbid state is trembled mainly contains two kinds, the one, Drug therapy, the 2nd, operative treatment.Drug therapy is first-selected, but available data shows to have at least 50% patient to cure by Drug therapy.Operative treatment also has limitation, just the morbid state that the part Parkinson's disease causes is trembled effectively such as typical deep brain stimulation (needing the brain Minimally Invasive Surgery), in addition operative treatment dangerous big, expense is high, a lot of patients this mode of acceptance of being reluctant to take risks.Therefore, also find and the ill electric stimulation that trembles of the closely-related inhibition of the present invention.
Through existing literature search is found, Chinese patent application number is: 200420082995.2, name is called: the human body wear with electricity irritation effect, this technology comprises: a ring that is worn on the human body covers body, described ring covers body and has a weaving layer or PVC or the silica gel that is mixed with dielectric material, and is formed on this weaving layer or PVC or the silica gel and can conducts electricity to a joint of this weaving layer or PVC or silica gel; One electricity is stimulating apparatus frequently, and the joint that described electricity frequency stimulating apparatus and described ring cover body electrically connects, and described electricity is the alternating current of stimulating apparatus output low frequency rate frequently, makes this electric current see through weaving layer or PVC or silica gel and conducts to human body.Emphasizing to encircle the material of covering body but this technology focuses on, lack application target (for example suppressing morbid state trembles), in fact is a kind of design of electricity irritation interface, does not possess the integrity of whole electric stimulation.
Summary of the invention
The objective of the invention is to overcome the above-mentioned deficiency of prior art, a kind of Wearable electric stimulation that morbid state is trembled that suppresses is provided.The present invention adopts Wearable, need not to perform the operation and take medicine, and stimulates by the surface electrical stimulation system to produce the related muscles group who trembles, and can suppress morbid state and tremble, and guarantees not influence the autonomous proper motion of patient simultaneously.
The present invention is achieved by the following technical solutions:
The present invention includes: Wearable bondage structure, sensor device, message handler, controller and executor, wherein: sensor device links to each other with message handler and transmits tremble limb motion information and original myoelectric information, message handler links to each other with controller and transmits filtered limb motion information and the myoelectric information of trembling, controller links to each other with the executor and transmits electrical stimulation signal, sensor device, message handler, controller and executor are separately positioned on the Wearable bondage structure, and Wearable bondage structure is strapped in morbid state and trembles on the limbs.
Described sensor device comprises: angel measuring instrument, accelerograph and myoelectric apparatus, wherein: angel measuring instrument links to each other with message handler and transmits the joint angles information of trembling of the limbs that tremble, accelerograph links to each other with message handler and transmits the acceleration information that trembles of the limbs that tremble, and myoelectric apparatus links to each other with message handler and transmits the original myoelectric information of the limbs that tremble.
Described message handler comprises: information separated unit and elimination interference units, wherein: the information separated unit links to each other with sensor device and transmits tremble limb motion information and original myoelectric information, the information separated unit with eliminate interference units morbid state after the autonomous information of the transmission filtering human body information of trembling that links to each other, eliminate interference units and link to each other with controller and transmit tremble limb motion information and myoelectric information after the artificial interference that the filtering electricity irritation brings to signal.
Described executor comprises: electrostimulator and surface electrical pole piece, wherein: the electrostimulator transmission electrical stimulation signal that links to each other with the surface electrical pole piece, the surface electrical pole piece is attached on the muscle of the limbs that tremble and with electrical stimulation signal and passes to muscle.
Compared with prior art, the invention has the beneficial effects as follows: changed the mode that traditional treatment morbid state is trembled, patient can dress native system at the limbs that tremble under the invalid situation of Drug therapy, rely on electricity irritation to suppress to tremble, need not to perform the operation and take medicine, convenient easy-to-use, cost is lower, and is applied widely, do not influence the autonomous proper motion of patient, and evident in efficacy.
Description of drawings
Fig. 1 is that the system of embodiment forms sketch map.
The specific embodiment
Below in conjunction with accompanying drawing system of the present invention is further described: present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment
Present embodiment is used to suppress the morbid state of arm and trembles, as shown in Figure 1, present embodiment comprises: Wearable bondage structure, sensor device, message handler, controller and executor, wherein: sensor device links to each other with message handler and transmits tremble arm motion information and original myoelectric information, message handler links to each other with controller and transmits filtered arm motion information and the myoelectric information of trembling, controller links to each other with the executor and transmits electrical stimulation signal, sensor device, message handler, controller and executor are separately positioned on the Wearable bondage structure, and Wearable bondage structure is strapped in morbid state and trembles on the arm.
Described Wearable bondage structure is used for whole system is strapped in the arm that trembles.
Described sensor device comprises: angel measuring instrument, accelerograph and myoelectric apparatus, wherein: angel measuring instrument links to each other with message handler and transmits the angle information that trembles of the arm that trembles, accelerograph links to each other with message handler and transmits the acceleration information that trembles of the arm that trembles, and myoelectric apparatus links to each other with message handler and transmits the original myoelectric information of the arm that trembles.
Described message handler comprises: information separated unit and elimination interference units, wherein: the information separated unit links to each other with sensor device and transmits tremble limb motion information and original myoelectric information, the information separated unit with eliminate interference units morbid state after the autonomous information of the transmission filtering human body information of trembling that links to each other, eliminate interference units and link to each other with controller and transmit tremble arm motion information and myoelectric information after the artificial interference that the filtering electricity irritation brings to signal.
What information separated unit described in the present embodiment adopted is high pass filter, and it is used to separate the information that the autonomous information of human body and arm morbid state are trembled.
What elimination interference units described in the present embodiment adopted is comb filter, and it is used to eliminate and uses the artificial interference that signal is brought after the electricity irritation.
Described executor comprises: electrostimulator and surface electrical pole piece, wherein: electrostimulator links to each other with the surface electrical pole piece and transmits electrical stimulation signal, and the surface electrical pole piece is attached on the muscles of the arm that tremble and with electrical stimulation signal and passes to muscle.
That electrostimulator adopts in the present embodiment is the Compex Motion II of Switzerland.
What the described controller of present embodiment adopted is dsp chip, its tremble limb motion information and myoelectric information after by analysis filtered, transmit suitable electric pulse pattern information to the executor, this electric pulse pattern information is at being the tremble related muscles of arm of morbid state, to the alternative enforcement electric stimulation pulse of a pair of antagonist, make muscle contraction, tremble, avoid influencing patient's autonomic movement simultaneously to offset morbid state.
The work process of present embodiment may further comprise the steps:
1) be arranged on morbid state tremble sensor device collection on the arm the tremble movable information and the original myoelectric information of arm, sensor device passes to message handler with the information of gathering;
2) message handler separated the information that the autonomous information of human body and arm morbid state are trembled before this, and the autonomous information of filtering human body; The artificial interference that after the elimination use electricity irritation signal is brought then, the information after will handling at last passes to controller;
3) tremble limb motion information and the myoelectric information of controller after by analysis filtered transmits suitable electric pulse pattern information to the executor;
4) executor produces electrical stimulation signal by electrostimulator, and this electrical stimulation signal is passed to the surface electrical pole piece that is attached on the muscles of the arm that tremble, and by the surface electrical pole piece electrical stimulation signal is passed to muscle at last.
Present embodiment is by detection the tremble motor message and the electromyographic signal of arm, and then by regulating the relevant muscle group that electric pulse intensity and pattern stimulate the arm that trembles, and whole system is strapped on the arm that trembles, make that whole operation is simple, safety, cost is low, and is little to the side effect that human body causes.

Claims (6)

1. one kind is suppressed the Wearable electric stimulation that morbid state is trembled, it is characterized in that, comprise: Wearable bondage structure, sensor device, message handler, controller and executor, wherein: sensor device links to each other with message handler and transmits tremble limb motion information and original myoelectric information, message handler links to each other with controller and transmits filtered limb motion information and the myoelectric information of trembling, controller links to each other with the executor and transmits electrical stimulation signal, sensor device, message handler, controller and executor are separately positioned on the Wearable bondage structure, and Wearable bondage structure is strapped on the limbs that tremble.
2. the Wearable electric stimulation that inhibition morbid state according to claim 1 is trembled, it is characterized in that, described sensor device comprises: angel measuring instrument, accelerograph and myoelectric apparatus, wherein: angel measuring instrument links to each other with message handler and transmits the joint angles information of trembling of the limbs that tremble, accelerograph links to each other with message handler and transmits the acceleration information that trembles of the limbs that tremble, and myoelectric apparatus links to each other with message handler and transmits the original myoelectric information of the limbs that tremble.
3. the Wearable electric stimulation that inhibition morbid state according to claim 1 is trembled, it is characterized in that, described message handler comprises: information separated unit and elimination interference units, wherein: the information separated unit links to each other with sensor device and transmits tremble limb motion information and original myoelectric information, the information separated unit with eliminate interference units morbid state after the autonomous information of the transmission filtering human body information of trembling that links to each other, eliminate interference units and link to each other with controller and transmit tremble limb motion information and myoelectric information after the artificial interference that the filtering electricity irritation brings to signal.
4. the Wearable electric stimulation that inhibition morbid state according to claim 3 is trembled is characterized in that described information separated unit is a high pass filter.
5. the Wearable electric stimulation that inhibition morbid state according to claim 3 is trembled is characterized in that described elimination interference units is a comb filter.
6. the Wearable electric stimulation that inhibition morbid state according to claim 1 is trembled, it is characterized in that, described executor comprises: electrostimulator and surface electrical pole piece, wherein: the electrostimulator transmission electrical stimulation signal that links to each other with the surface electrical pole piece, the surface electrical pole piece is attached on the muscle of the limbs that tremble and with electrical stimulation signal and passes to muscle.
CN2010102511959A 2010-08-11 2010-08-11 Wearable electrical stimulation system for pathological tremor suppression Pending CN101920066A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102805900A (en) * 2012-08-30 2012-12-05 上海交通大学 Electrical stimulation system for producing artificial electric touch
CN105759657A (en) * 2016-05-13 2016-07-13 京东方科技集团股份有限公司 Operating device and method
CN107510890A (en) * 2017-08-21 2017-12-26 中国科学院苏州生物医学工程技术研究所 Functional brain deep brain stimulation control system and method
WO2018028220A1 (en) * 2016-08-06 2018-02-15 深圳市前海安测信息技术有限公司 System and method for eliminating hand tremors of patient with parkinson's disease

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010017769A1 (en) * 2008-08-14 2010-02-18 The Chinese University Of Hong Kong Method and device for preventing ankle sprain injuries
CN101732796A (en) * 2009-12-28 2010-06-16 上海交通大学 Myoelectric signal-controlled master-slave wireless functional electric stimulation rehabilitation system
US20100174342A1 (en) * 2006-11-26 2010-07-08 Leon Boston Tremor reduction systems suitable for self-application and use in disabled patients

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100174342A1 (en) * 2006-11-26 2010-07-08 Leon Boston Tremor reduction systems suitable for self-application and use in disabled patients
WO2010017769A1 (en) * 2008-08-14 2010-02-18 The Chinese University Of Hong Kong Method and device for preventing ankle sprain injuries
CN101732796A (en) * 2009-12-28 2010-06-16 上海交通大学 Myoelectric signal-controlled master-slave wireless functional electric stimulation rehabilitation system

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102805900A (en) * 2012-08-30 2012-12-05 上海交通大学 Electrical stimulation system for producing artificial electric touch
CN102805900B (en) * 2012-08-30 2015-08-19 上海交通大学 For generation of the electric stimulation of artificial electric touch
CN105759657A (en) * 2016-05-13 2016-07-13 京东方科技集团股份有限公司 Operating device and method
WO2017193866A1 (en) * 2016-05-13 2017-11-16 京东方科技集团股份有限公司 Operating device and operating method
CN105759657B (en) * 2016-05-13 2018-09-04 京东方科技集团股份有限公司 Manipulation device and method of operating
US10289148B2 (en) 2016-05-13 2019-05-14 Boe Technology Group Co., Ltd. Operating device and operating method
WO2018028220A1 (en) * 2016-08-06 2018-02-15 深圳市前海安测信息技术有限公司 System and method for eliminating hand tremors of patient with parkinson's disease
CN107510890A (en) * 2017-08-21 2017-12-26 中国科学院苏州生物医学工程技术研究所 Functional brain deep brain stimulation control system and method

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Application publication date: 20101222