CN203234739U - Non-fixed-contact myoelectricity collecting system - Google Patents
Non-fixed-contact myoelectricity collecting system Download PDFInfo
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- CN203234739U CN203234739U CN 201320120538 CN201320120538U CN203234739U CN 203234739 U CN203234739 U CN 203234739U CN 201320120538 CN201320120538 CN 201320120538 CN 201320120538 U CN201320120538 U CN 201320120538U CN 203234739 U CN203234739 U CN 203234739U
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Abstract
The utility model discloses a non-fixed-contact myoelectricity collecting system. The system comprises a plurality of myoelectricity collecting units, an electrode array fixing device and a wireless radio frequency receiving module, wherein the myoelectricity collecting units are detachably installed on the electrode array fixing device in the form of an array, and each myoelectricity collecting unit is in wireless connection with the wireless radio frequency receiving module; the electrode array fixing device is used for placing the myoelectricity collecting units, is adjusted to ensure that the myoelectricity collecting units make close contact with skin, and provides complete connecting circuits with reference electric potentials to all myoelectricity collecting units; the wireless radio frequency receiving module is in wireless connection with the myoelectricity collecting units and is used for receiving myoelectricity signal characteristic information sent by each myoelectricity collecting unit and sending the myoelectricity signal characteristic information to an information processing terminal. According to the non-fixed-contact myoelectricity collecting system, a previous complex and heavy myoelectricity collecting device is replaced by a wireless myoelectricity signal collecting device which is small in size and mass, low in price, flexible to place and capable of being repeatedly used. The non-fixed-contact myoelectricity collecting system has large application value.
Description
Technical field
This utility model relates to collection, processing and the conveyor apparatus of the bioelectrical signals of electrophysiological diagnosis kind equipment technical field, specifically the fixing contact myoelectricity acquisition system of a kind of nothing based on human body physiological characteristics.
Background technology
Along with the continuous progress of science and technology, and the seek medical advice continuous growth of number of hospital, portable medical device arises at the historic moment, and people can stay indoors can safe and reliable armarium.
The signal of telecommunication of following when electromyographic signal is muscle contraction is the important method that detects musculation at the body surface noinvasive.Gather the neuromuscular bioelectrical signals by electrode from muscle surface, and with its record, amplification is conducted and feedback, thereby carry out the quantization assessment of muscle function.It can carry out to the muscle that checks the quantification of working condition, work efficiency, instructs the patient to carry out nerve, isokinetic muscle strength testing and training.Its application background mainly concentrates on rehabilitation medicine and sports science two large fields.To be the electromyogram expert mostly understand and estimate by the method for range estimation mark in clinical Electromyographic analysis, causes easily error and fatigue, and so that clinically " data compressions " of leading electromyographic signal more rest on the subjective processing horizontal with " feature extraction " always.Last century middle and late stage, the area of computer aided electromyographic signal is analyzed and the developmental research of electromyographic signal automatic analysis system, from the many methods that electromyographic signal is analyzed of engineering viewpoint proposition, and has made some progress and achievement.
That yet common electromyographic signal collection system uses is loaded down with trivial details, cost is higher and common needs are worn with oneself an information record carrier, and need to smear conducting medium at skin, is worth patient experiences relatively poor.And each electrode need to be connected with information record carrier by wire, expired wire so that the patient usually twines in measuring process with it, not only in impact motion and the motor process because the displacement of electrode produces very large interference to signal.
The utility model content
This utility model is for above shortcomings in the prior art.Fixedly contact myoelectricity acquisition system of a kind of nothing is provided.
This utility model is achieved through the following technical solutions.
A kind of nothing is contact myoelectricity acquisition system fixedly, comprise a plurality of myoelectricity collecting units, electrod-array fixture and less radio-frequency receiver module, wherein: described a plurality of myoelectricity collecting units are removably mounted on the electrod-array fixture with the form of array, wherein each myoelectricity collecting unit all with the wireless connections of less radio-frequency receiver module; Described each myoelectricity collecting unit includes: integrated reference electrode, the myoelectricity measurement electrode, power supply and signal processing and less radio-frequency transmitter module, described reference electrode and myoelectricity measurement electrode consist of the collection terminal of myoelectricity collecting unit, described power supply and signal processing and less radio-frequency transmitter module consist of the stiff end of myoelectricity collecting unit, wherein: described myoelectricity measurement electrode integral body is loop configuration, described reference electrode is arranged on the through hole center of myoelectricity measurement electrode, described power supply is arranged on the back side of reference electrode, described signal processing and less radio-frequency transmitter module are arranged on the back side of myoelectricity measurement electrode, and with the wireless connections of less radio-frequency receiver module.
Described myoelectricity measurement electrode and reference electrode include: conductive material, fill inner bag and end liner, described conductive material is wrapped in the outside of filling inner bag, and be installed on the end liner, wherein, the end liner of described reference electrode is the ambroin with spring structure, and the end liner of described measurement electrode is not for the ambroin of spring structure; The conductive material of described myoelectricity measurement electrode and reference electrode is silver-colored fiber conductive fabric or electrosilvering coating; The filling inner bag of described myoelectricity measurement electrode and reference electrode is sponge or ambroin.
Described power supply is chargeable lithium cell.
Described electrod-array fixture comprises a plurality of myoelectricity collecting unit holddown grooves and self-adhesion elastic bands, described a plurality of myoelectricity collecting unit holddown groove is arranged on the self-adhesion elastic bands with the form of array, the bottom land of each myoelectricity collecting unit holddown groove is the metallic conduction material, the bottom land of a plurality of myoelectricity collecting unit holddown grooves interconnects by flexible wire, and the shape of the stiff end of described myoelectricity collecting unit holddown groove and myoelectricity collecting unit is suitable;
The shape of described self-adhesion elastic bands is forked, banded, the fan-shaped or butterfly of cross.
Described less radio-frequency receiver module comprises radio-frequency antenna and micro USB interface, wherein, described radio-frequency antenna and reception signal processing and the wireless connections of less radio-frequency transmitter module, described micro USB interface is connected with the information processing terminal;
Described radio-frequency antenna is that plate carries radio-frequency antenna or external 2db-9db antenna.
Above-mentioned nothing is contact myoelectricity acquisition system fixedly, also comprise myoelectricity collecting unit cradle, described myoelectricity collecting unit cradle comprises charging slot and the USB interface that circuit connects, described USB interface is connected with external power source, and the shape of the stiff end of described charging slot and myoelectricity collecting unit is suitable.
The first innovative point of the present utility model is that this myoelectricity acquisition system comprises a plurality of reference electrodes, by pressing and upspring reference electrode, thereby can select as required in use wherein any one or several reference electrode as the reference electrode of system, need the repeatedly problem of sticking glutinous electrode when this innovation has overcome the measuring position that need repeatedly select reference electrode in traditional myoelectricity measuring process;
The second innovative point of the present utility model is the collection with electromyographic signal, feature extraction and less radio-frequency send and all are integrated in the myoelectricity collecting unit by lithium battery power supply, and a plurality of collecting unit combinations can be used, this innovation overcome existing myoelectricity acquisition system need to be by gel with attachment of electrodes in the affected part, signal disturbs strong, electrode comes off easily, need very long transmission cable to be connected to the problems such as electromyograph(EMG, along with present low-power chip manufacturing technology, the very big development of lithium battery power supply technology and the lasting reduction of cost, this utility model is compressed in chargeable lithium cell and signal processing and wireless transmitter module in the module of 2-4cm size and sustainable work 10 hours, and recharge is more than 1000 times;
The 3rd innovative point of the present utility model is that the electrod-array fixture is the self-adhesion elastic bands with myoelectricity collecting unit holddown groove, it is forked to be cross according to the difference that is used for the human body affected part (arm, shank, shoulder neck), banded, fan-shaped, butterfly etc., the electrod-array fixture need not to use any organic solvent, electrode is close on each position of human body, the wearer experiences comfortable light, does not affect daily routines or even strenuous exercise;
The 4th innovative point of the present utility model is the less radio-frequency receiver module is compressed to the 2*4cm size equally, and can support simultaneously the multichannel electromyographic signal to upload.
Along with the development of smart mobile phone and dull and stereotyped computer technology, Electromyographic processing and demonstration are own through no longer being confined to specific electromyograph(EMG.The nothing that this utility model provides is contact myoelectricity acquisition system fixedly, and by connecting the less radio-frequency receiver module, smart mobile phone and panel computer are own through becoming the first-selected information processing terminal of portable electromyograph(EMG.This utility model has changed in the past complicated heavy myoelectricity acquisition device, and it is little to replace volume, and quality is light, and price is low, places flexibly, and reusable wireless myoelectric signal collection apparatus possesses larger using value.
This utility model is with the collection of electromyographic signal, amplify, filtering, feature extraction and unlimited radio frequency send on the standalone module that is integrated in 2-4cm and power supply when electric by chargeable lithium, it is not easy to operate to have overcome common myoelectricity acquisition system, contacting the signal that apt not causes disturbs, and the electrode problems such as inconvenience that come off and use signal-transmitting cable to cause, electrode is applied ointment or plaster to greatest extent on human body skin, and accurately gather electromyographic signal and the real-time terminal that is wirelessly transmitted to, and win rapidly and need not any organic solvent according to customer requirements, have simple to operate, picking rate is fast, the characteristics such as powerful.
Description of drawings
Fig. 1 is the collection terminal of myoelectricity collecting unit;
Fig. 2 is the stiff end of myoelectricity collecting unit;
Fig. 3 is the electrod-array fixture;
Fig. 4 is the less radio-frequency receiver module;
Fig. 5 is myoelectricity collecting unit cradle;
Among the figure, 1 is reference electrode, and 2 is the myoelectricity measurement electrode, and 3 is lithium battery, 4 is signal processing and less radio-frequency transmitter module, the 6 poor ends for the fixing grain of myoelectricity collecting unit,, 7 is myoelectricity collecting unit holddown groove, and 8 is the self-adhesion elastic bands, 9 is radio-frequency antenna, 1O is the micro USB interface, and 11 are the charging grain, and 13 is USB interface.
The specific embodiment
The below elaborates to embodiment of the present utility model: present embodiment is implemented under take technical solutions of the utility model as prerequisite; provided detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
Present embodiment provides fixedly contact myoelectricity acquisition system of a kind of nothing, comprises a plurality of myoelectricity collecting units, electrod-array fixture and less radio-frequency receiver module, wherein:
-a plurality of myoelectricity collecting units are removably mounted on the electrod-array fixture with the form of array, wherein each myoelectricity collecting unit all with the wireless connections of less radio-frequency receiver module;
-electrod-array fixture is used for placing the myoelectricity collecting unit, makes the myoelectricity collecting unit and gathers the position close contact by regulating the electrod-array fixture, and the connecting path of reference potential is provided for each myoelectricity collecting unit;
-less radio-frequency receiver module with the wireless connections of a plurality of myoelectricity collecting unit, is used for receiving the electromyographic signal characteristic information that each myoelectricity collecting unit sends, and the electromyographic signal characteristic information is sent to the information processing terminal;
As depicted in figs. 1 and 2, described each myoelectricity collecting unit includes: integrated reference electrode, myoelectricity measurement electrode, power supply and signal processing and less radio-frequency transmitter module, described reference electrode and myoelectricity measurement electrode consist of the collection terminal of myoelectricity collecting unit, described power supply and signal processing and less radio-frequency transmitter module consist of the stiff end of myoelectricity collecting unit, wherein:
-myoelectricity measurement electrode, integral body is loop configuration, is used for gathering the electromyographic signal data;
-reference electrode is arranged on the heart place, through hole Shen of myoelectricity measurement electrode, can select as required, and provide reference potential for the myoelectricity measurement electrode;
-power supply is arranged on the back side of reference electrode, is used for to signal processing and the power supply of less radio-frequency transmitter module;
-signal processing and less radio-frequency transmitter module, be arranged on the back side of myoelectricity measurement electrode, with the wireless connections of less radio-frequency receiver module, be used for to the electromyographic signal that the myoelectricity measurement electrode collects amplify, filtering and pattern recognition, the electromyographic signal characteristic information that extracts is sent to the less radio-frequency receiver module.
Further, described myoelectricity measurement electrode and reference electrode include: conductive material, filling inner bag and end liner.Wherein, described conductive material is wrapped in the outside of filling inner bag, and is installed on the end liner.The end liner of described reference electrode is the ambroin with spring structure, and the end liner of described measurement electrode is not for the ambroin of spring structure.Described conductive material can be silver-colored fiber conductive fabric or electrosilvering coating.Described filling inner bag can be sponge or ambroin.Be specially, the design of described myoelectricity measurement electrode and reference electrode can and stick on the ambroin end liner for silver-colored fiber conductive fabric parcel sponge inner bag, also can cover on the ambroin inner bag and sticks on the ambroin end liner for the electrosilvering coating.
Further, myoelectricity measurement electrode and reference electrode are preferably silver-colored fiber myoelectricity measurement electrode and silver-colored fiber with reference to electricity, and wherein, described conductive material is silver-colored fiber, and described filling inner bag is that sponge is filled inner bag.
Further, described myoelectricity measurement electrode and reference electrode are all detachable.
Further, described power supply is chargeable lithium cell.
Further, the size of described myoelectricity collecting unit is 2 * 2 * 1.5cm.
Further, described electrod-array fixture comprises a plurality of myoelectricity collecting unit holddown grooves and self-adhesion elastic bands, described a plurality of myoelectricity collecting unit holddown groove is arranged on the self-adhesion elastic bands with the form of array, the bottom land of the fixing grain of each myoelectricity collecting unit is the metallic conduction material, the poor end of the fixing grain of a plurality of myoelectricity collecting units, interconnect by flexible wire, and the shape of the stiff end of described myoelectricity collecting unit holddown groove and myoelectricity collecting unit is suitable.
Further, the shape of described self-adhesion elastic bands is forked, banded, the fan-shaped or butterfly of cross.
Further, described less radio-frequency receiver module comprises radio-frequency antenna and micro USB interface, wherein, described radio-frequency antenna is used for receiving the electromyographic signal characteristic information of signal processing and the transmission of less radio-frequency transmitter module, and described micro USB interface is used for being connected with the information processing terminal.
Further, described radio-frequency antenna is that plate carries radio-frequency antenna or external 2db-9db antenna.
Further, the size of described less radio-frequency receiver module is 2 * 4 * 0.5cm.
Above-mentioned nothing is contact myoelectricity acquisition system fixedly, also comprise myoelectricity collecting unit cradle, described myoelectricity collecting unit cradle comprises charging grain and USB interface, described USB interface is used for being connected with external power source, described charging grain is suitable with the shape of the stiff end of myoelectricity collecting unit, and is used for the front charging of use of myoelectricity collecting unit.
The nothing that present embodiment provides is contact myoelectricity acquisition system fixedly, and its myoelectricity acquisition method may further comprise the steps:
The reference electrode of-any myoelectricity collecting unit can be used as the reference electrode of the myoelectricity measurement electrode of this myoelectricity collecting unit when upspringing state, and provides reference potential for other myoelectricity collecting units; Or
When the reference electrode of-any myoelectricity collecting unit is down state, the reference potential that the myoelectricity measurement electrode of this myoelectricity collecting unit uses other myoelectricity collecting units to provide;
Thereby finish the data acquisition of multichannel electromyographic signal;
Further, in the described step 1, the condition selecting method of reference electrode is to press the reference electrode button of corresponding collecting unit.
Further, in the described step 2, the myoelectricity collecting unit need not the user and disposes the transport address, and adds more myoelectricity collecting unit and do not affect the myoelectricity collecting unit of working when measuring.
Further, described signal processing and less radio-frequency transmitter module adopt intelligent relaying multipoint wireless armarium communication protocol, comprising: armarium interconnected communication standard and the IEC80001 armarium IT network risk management agreement of IEEEll073 definition.
Further, the signal processing and the signal transmission code that use in described step 2 and the step 3 are all realized in the embedded system of signal processing and less radio-frequency transmitter module.
The electrode front is the part that directly contacts with human body skin, comprises silver-colored fiber reference electrode, silver-colored fiber myoelectricity measurement electrode.The electrode reverse side comprises chargeable lithium cell and signal processing and less radio-frequency transmitter module.Chargeable lithium cell adopts 3.6V LIR2032 button cell.Wherein silver-colored fiber reference electrode and silver-colored fiber myoelectricity measurement electrode are comprised of silver-colored Conductivity of Fiber electric material, sponge filling inner bag, end liner; Silver Conductivity of Fiber electric material parcel sponge is filled inner bag, consists of silver-colored fiber conductive electrode with end liner; Silver fiber reference electrode and silver-colored fiber myoelectricity measurement electrode are all detachably changed.Signal processing and less radio-frequency transmitter module are based on the nRF24L01 chip platform of Nofdic company and realize.The less radio-frequency of signal receives the nRF24LUlP chip platform that is based on Nordic company and realizes.
The myoelectricity collecting unit is installed on the electrod-array fixture, is close to human body skin by the electrod-array fixture.Signal processing in the myoelectricity collecting unit and less radio-frequency transmitter module are powered by chargeable lithium cell, the electromyographic signal that collects is amplified, filtering and pattern recognition are sent to the less radio-frequency receiver module with the electromyographic signal characteristic information that extracts by less radio-frequency.The less radio-frequency receiver module receives multichannel electromyographic signal characteristic information by radio-frequency antenna and by micro USB and mobile phone, panel computer or desktop computer link to each other.Before using, the myoelectricity collecting unit needs the charging of electrode insertion cradle.
Silver fiber reference electrode and silver-colored fiber myoelectricity measurement electrode comprise silver-colored Conductivity of Fiber electric material, sponge filling inner bag, end liner; Silver Conductivity of Fiber electric material parcel sponge is filled inner bag, consists of silver-colored fiber conductive electrode with end liner; Silver fiber reference electrode and silver-colored fiber myoelectricity measurement electrode are all detachably changed.Each myoelectricity collecting unit all comprises a chargeable lithium cell, and lithium battery and signal processing and less radio-frequency transmitter module are integrated into an integral body, be installed on the myoelectricity collecting unit holddown groove, and can be with the need installation or removal.The sustainable work of battery 10 hours, recharge is more than 1000 times.Silver fiber reference electrode can be used as the reference electrode of silver-colored fiber myoelectricity measurement electrode when upspringing state, and provide reference potential for other myoelectricity collecting units, silver fiber reference electrode when down state, the reference potential that silver-colored fiber myoelectricity measurement electrode will use other myoelectricity collecting units to provide.The function of whole myoelectricity collecting unit comprises the collection of electromyographic signal, amplifies filtering, characteristic information extraction and the characteristic information less radio-frequency sent.
The electrod-array fixture is the self-adhesion elastic bands with myoelectricity collecting unit holddown groove, and it is forked to be cross according to the difference that is used for the human body affected part (arm, shank, shoulder neck), and band shape is fan-shaped, butterfly etc.Myoelectricity collecting unit holddown groove bottom is the metallic conduction material, the bottom of all holddown grooves all links to each other by flexible wire, when the myoelectricity collecting unit is pressed, the silver-colored fiber reference electrode of this myoelectricity collecting unit will be communicated with the holddown groove bottom, just mean that also this myoelectricity collecting unit adopts public reference electrode as the reference current potential.
The less radio-frequency receiver module comprises radio-frequency antenna and Micro USB mouth two parts.Option board carries radio-frequency antenna or external 2db-9db antenna as required.Can receive simultaneously the signal of multichannel myoelectricity collecting unit and by the micro USB interface data be issued mobile phone, panel computer, or the information processing terminal such as desktop computer.
The electrode charge seat has comprised charging slot and USB mouth two parts.Need to insert the charging slot charging before the myoelectricity collecting unit uses, whole charging slot is by USB confession electricity.
More than specific embodiment of the utility model is described.It will be appreciated that this utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (8)
1. the fixing contact myoelectricity acquisition system of a nothing, it is characterized in that, comprise a plurality of myoelectricity collecting units, electrod-array fixture and less radio-frequency receiver module, wherein: described a plurality of myoelectricity collecting units are removably mounted on the electrod-array fixture with the form of array, wherein each myoelectricity collecting unit all with the wireless connections of less radio-frequency receiver module; Described each myoelectricity collecting unit includes: integrated reference electrode, the myoelectricity measurement electrode, power supply and signal processing and less radio-frequency transmitter module, described reference electrode and myoelectricity measurement electrode consist of the collection terminal of myoelectricity collecting unit, described power supply and signal processing and less radio-frequency transmitter module consist of the stiff end of myoelectricity collecting unit, wherein: described myoelectricity measurement electrode integral body is loop configuration, described reference electrode is arranged on the through hole center of myoelectricity measurement electrode, described power supply is arranged on the back side of reference electrode, described signal processing and less radio-frequency transmitter module are arranged on the back side of myoelectricity measurement electrode, and with the wireless connections of less radio-frequency receiver module.
2. the fixing contact myoelectricity acquisition system of nothing according to claim 1, it is characterized in that, described myoelectricity measurement electrode and reference electrode include: conductive material, fill inner bag and end liner, described conductive material is wrapped in the outside of filling inner bag, and is installed on the end liner, wherein, the end liner of described reference electrode is the ambroin with spring structure, and the end liner of described measurement electrode is not for the ambroin of spring structure; The conductive material of described myoelectricity measurement electrode and reference electrode is silver-colored fiber conductive fabric or electrosilvering coating; The filling inner bag of described myoelectricity measurement electrode and reference electrode is sponge or ambroin.
3. the fixing contact myoelectricity acquisition system of nothing according to claim 1 is characterized in that described power supply is chargeable lithium cell.
4. the fixing contact myoelectricity acquisition system of nothing according to claim 1, it is characterized in that, described electrod-array fixture comprises a plurality of myoelectricity collecting unit holddown grooves and self-adhesion elastic bands, described a plurality of myoelectricity collecting unit holddown groove is arranged on the self-adhesion elastic bands with the form of array, the bottom land of each myoelectricity collecting unit holddown groove is the metallic conduction material, the bottom land of a plurality of myoelectricity collecting unit holddown grooves interconnects by flexible wire, and the fixing grain of described myoelectricity collecting unit is suitable with the shape of the stiff end of myoelectricity collecting unit.
5. the fixing contact myoelectricity acquisition system of nothing according to claim 4 is characterized in that the shape of described self-adhesion elastic bands is forked, banded, the fan-shaped or butterfly of cross.
6. the fixing contact myoelectricity acquisition system of nothing according to claim 1, it is characterized in that, described less radio-frequency receiver module, comprise radio-frequency antenna and micro USB interface, wherein, described radio-frequency antenna and reception signal processing and the wireless connections of less radio-frequency transmitter module, described micro USB interface is connected with the information processing terminal.
7. the fixing contact myoelectricity acquisition system of nothing according to claim 6 is characterized in that described radio-frequency antenna is that plate carries radio-frequency antenna or external 2db-9db antenna.
8. the fixing contact myoelectricity acquisition system of each described nothing in 7 according to claim 1, it is characterized in that, also comprise myoelectricity collecting unit cradle, described myoelectricity collecting unit cradle comprises charging slot and the USB interface that circuit connects, described USB interface is connected with external power source, and the shape of the stiff end of described charging slot and myoelectricity collecting unit is suitable.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320120538 CN203234739U (en) | 2013-03-15 | 2013-03-15 | Non-fixed-contact myoelectricity collecting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320120538 CN203234739U (en) | 2013-03-15 | 2013-03-15 | Non-fixed-contact myoelectricity collecting system |
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| CN203234739U true CN203234739U (en) | 2013-10-16 |
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| CN 201320120538 Expired - Fee Related CN203234739U (en) | 2013-03-15 | 2013-03-15 | Non-fixed-contact myoelectricity collecting system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598885A (en) * | 2013-11-19 | 2014-02-26 | 上海交通大学 | Combined surface myoelectricity and near infrared spectrum acquiring device |
| CN106228012A (en) * | 2016-07-25 | 2016-12-14 | 四川东鼎里智信息技术有限责任公司 | A kind of remote rehabilitation information detecting system |
| CN107106070A (en) * | 2015-01-19 | 2017-08-29 | 国立大学法人北海道大学 | Myoelectric sensor |
| CN109009106A (en) * | 2018-08-30 | 2018-12-18 | 东北大学 | A kind of active concentric electrode of four-way surface myoelectric and preparation method thereof |
| CN109833041A (en) * | 2017-11-24 | 2019-06-04 | 北京航空航天大学 | Exercise induced fatigue intelligent measurement and analysis system |
| CN110290742A (en) * | 2016-12-07 | 2019-09-27 | 贝妈妥私人有限公司 | For monitoring the device of gestation or childbirth |
-
2013
- 2013-03-15 CN CN 201320120538 patent/CN203234739U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598885A (en) * | 2013-11-19 | 2014-02-26 | 上海交通大学 | Combined surface myoelectricity and near infrared spectrum acquiring device |
| CN103598885B (en) * | 2013-11-19 | 2015-10-14 | 上海交通大学 | A kind of surface myoelectric and near infrared spectrum Collect jointly device |
| CN107106070A (en) * | 2015-01-19 | 2017-08-29 | 国立大学法人北海道大学 | Myoelectric sensor |
| CN107106070B (en) * | 2015-01-19 | 2020-06-05 | 尼普洛株式会社 | Myoelectric sensor |
| US10702182B2 (en) | 2015-01-19 | 2020-07-07 | Nipro Corporation | Myoelectric sensor |
| CN106228012A (en) * | 2016-07-25 | 2016-12-14 | 四川东鼎里智信息技术有限责任公司 | A kind of remote rehabilitation information detecting system |
| CN106228012B (en) * | 2016-07-25 | 2018-11-30 | 四川东鼎里智信息技术有限责任公司 | A kind of remote rehabilitation information detecting system |
| CN110290742A (en) * | 2016-12-07 | 2019-09-27 | 贝妈妥私人有限公司 | For monitoring the device of gestation or childbirth |
| CN110290742B (en) * | 2016-12-07 | 2023-03-17 | 贝妈妥私人有限公司 | Device for monitoring pregnancy or childbirth |
| CN109833041A (en) * | 2017-11-24 | 2019-06-04 | 北京航空航天大学 | Exercise induced fatigue intelligent measurement and analysis system |
| CN109009106A (en) * | 2018-08-30 | 2018-12-18 | 东北大学 | A kind of active concentric electrode of four-way surface myoelectric and preparation method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20200315 |