CN104434126A - Recording device for upper limp tremor during sleeping - Google Patents
Recording device for upper limp tremor during sleeping Download PDFInfo
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- CN104434126A CN104434126A CN201410753081.2A CN201410753081A CN104434126A CN 104434126 A CN104434126 A CN 104434126A CN 201410753081 A CN201410753081 A CN 201410753081A CN 104434126 A CN104434126 A CN 104434126A
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- upper limb
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1101—Detecting tremor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/389—Electromyography [EMG]
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- Heart & Thoracic Surgery (AREA)
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- Physiology (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention discloses a recording device for upper limp tremor during sleeping. The device comprises a sensor unit and a collecting box, wherein the sensor unit comprises nine-axis sensors connected with finger tips or forearm muscles of a patient respectively and a surface electromyography electrode pasted on the surface of the forearm muscles; the collecting box is provided with a movement collecting module and a electromyography collecting module in the inner, the movement collecting module is connected with the nine-axis sensors through cables, the electromyography collecting module is connected with the surface electromyography electrode, the movement collecting module and the electromyography collecting module are connected with a single chip microcomputer and transmits data to a terminal device through a first wireless transmission module connected with the single chip microcomputer. The recording device for human upper limp tremor during sleeping adopts a method of combining surface electromyography (sEMG) and motion state to evaluate the sleeping classical symptom limp tremor of patients to form an objective standard, evaluates movement statues of patients through nine-axis sensors, and acquires corresponding movement data by data combination, and thereby the result is objective and reliable.
Description
Technical field
The present invention relates to a kind of medical inspection device, particularly a kind of clinical test apparatus for quantitatively recording upper limb tremor between sleep period.
Background technology
The instrument of Traditional measurements sleep quality comprises the subjective evaluation modes such as sleep analysis monitor, sleep diary and scale assessment.Although sleep analysis monitor can objective, analyze sleep and wakefulness accurately, and sleep to be carried out by stages, its fancy price and the feature of sleep can not be recorded in its natural state, makes it be limited in clinical application; Though sleep diary can reflect the sleep quality under naturalness to a certain extent, its accuracy not yet gets the nod, and therefore clinical being sought after exists objective, accurate, low price, easy received sleep evaluation mode.Actigraphy as a kind of noinvasive, and assesses the mode of sleep completely in its natural state, and its using value starts to be paid attention to by vast Sleeping Center.But research find, existing actigraphy there will be the situation that testing result does not conform to the actual conditions, this may single with sensor, sensitivity is lower relevant.
Based on the above, between a kind of sleep period, upper limb tremor clinography quantitative testing device is urgently developed.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides upper limb tremor recording equipment between a kind of sleep period, the qualitative assessment to upper limb tremor degree can be realized by this technology, effectively promote the objectivity of assessment.
Upper limb tremor recording equipment between a kind of sleep period, comprises, sensing unit, comprises 9 axle sensors be connected respectively with patient's finger tip or forearm muscle and the surface myoelectric electrode being pasted on described antebrachial muscle meat surface; Collecting cassette, built in motion acquisition module and myoelectricity acquisition module, described motion pick module is connected by cable with described 9 axle sensors, described myoelectricity acquisition module is electrically connected with described surface myoelectric electrode, described motion pick module and described myoelectricity acquisition module are all connected to single-chip microcomputer, and send data to terminal unit by the first wireless transport module be connected with described single-chip microcomputer; Terminal unit, comprise receive described first wireless transport module send data the second wireless transport module and the host computer that is connected with described second wireless transport module; Wherein, power management module is also provided with in described collecting cassette for powering for collecting cassette.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, described surface myoelectric electrode is an electromyographic signal detection chip measured for biopotential, described electromyographic signal detection chip adopts low noise, 8 passages, 24 analog front-end chip ADS1299, described electromyographic signal detection chip sample rate is at least 16bits, leads electromyographic signal for synchronous detecting 2 tunnel 4.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, described electromyographic signal detection chip comprises 8 low-noise programmable gain amplifiers and 8 24bits synchronized sampling analog-digital converters, equivalent input noise is 1.0 μ Vpp (70Hz BW), and data sampling rate is 250SPS ~ 16kSPS.
Direct electrical contact is had with human body because electromyographic signal detects, therefore the safety Design of described electromyographic signal detection chip need especially be paid close attention to, not only need to meet GB9706.1-2007 medical electrical equipment part 1: safety general requirement, also need to meet YY 0896-2013 medical electrical equipment part 2: myoelectricity and the requirement of evoked discharges device security specialty.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, described 9 axle sensors are a motor message detection chip, and described motor message detection chip comprises three axis accelerometer, three-axis gyroscope and three axle magnetometers.The MPU-6500 sensor of initial option InvenSense company is as motor message detection chip.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, the measuring range of described three axis accelerometer is ± 2g, ± 4g, ± 8g or ± 16g.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, the measuring range of described three-axis gyroscope is ± 250, ± 500, ± 1000 or ± 2000degrees/sec.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, described motor message detection chip is MPU-6500 sensor.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, described first wireless transport module and described second wireless transport module message transmission rate are more than or equal to 275.2kbps, and are less than or equal to 2764800bps.Lowest data transmission rate: 8*16*2000+2*16*6*100=275.2kbps.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, described first wireless transport module and described second wireless transport module adopt BF10-A bluetooth 2.0 module.With regard to volume of transmitted data, Bluetooth communication protocol and nRF24L01 radio frequency chip can meet the demands, but will, by medical apparatus and instruments certification, adopt the bluetooth communication of the custom-designed CE of meeting certification can greatly shorten development process and identifying procedure.BF10-A bluetooth 2.0 module that blueness company of dancing in the air in initial option Shenzhen produces, this module have passed FCC certification, and peak transfer rate can reach 2764800bps, can meet the wireless communication rate requirement of native system.
Preferably, upper limb tremor recording equipment between described sleep period, wherein, described collecting cassette also establishes bandage for collecting cassette is fixed on forearm outward, and described surface myoelectric electrode is located at described collecting cassette and forearms contact face.
The beneficial effect of upper limb tremor recording equipment between sleep period provided by the invention: the method that (1) adopts surface electromyography (sEMG) to combine with kinestate to the assessment that patient sleeps's classical symptom upper limb body moves, to form objective criterion; (2) adopt 9 axle sensors to patient moving state estimation, namely 3 axis accelerometer+3 axle gyroscope+3 axle magnetometers, obtain corresponding sports data by data fusion.
Accompanying drawing explanation
Fig. 1 is upper limb tremor recording system block diagram between sleep period of the present invention;
Fig. 2 is upper limb tremor recording equipment 9 axle sensor data acquisition circuit block diagram between sleep period of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
As shown in Figure 1, being upper limb tremor recording system block diagram between sleep period of the present invention, comprising sensor, collecting cassette and terminal unit three part, for measuring the body emotionally condition of the one-sided upper limb of patient.In order to measure the body emotionally condition of patient both sides upper limb, need to wear collecting cassette at patient both sides upper arm respectively, surface myoelectric electrode and collecting cassette become one, surface myoelectric electrode is positioned at the contact surface of collecting cassette and skin, collecting cassette is directly pasted on forearm muscle group ad-hoc location to be measured, decreases line.Be connected with homonymy collecting cassette after both sides 9 axle sensor is pasted on ad-hoc location.Both sides collecting cassette carries out both-way communication respectively by wireless transport module and terminal unit.
Sensing unit comprises 9 axle sensors of the measurement hand exercise state being pasted on finger tip and is pasted on the surface myoelectric electrode of detection electromyographic signal of forearm muscle group, 9 axle sensors adopt cable to be connected to collecting cassette, and surface myoelectric electrode and collecting cassette are structure as a whole.Collecting cassette is pasted on forearm, comprises myoelectricity acquisition module, motion pick module, single-chip microcomputer (MCU), the first wireless transport module and power management module.Terminal unit comprises the second wireless transport module and host computer.Wireless telecommunications are adopted between collecting cassette and terminal unit.
As shown in Figure 2, for upper limb tremor recording equipment 9 axle sensor data acquisition circuit block diagram between sleep period of the present invention, wherein, single-chip microcomputer model is PIC16LF1827, power supply model is U0ADP151,9 axle sensor models are U_MPU9250, and the first wireless transport module model is U_nRF24L01, and described first wireless transport module adopts radio frequency chip.
Separately, upper limb tremor recording equipment between sleep period is combined with lower extremity movement recording equipment: upper limb tremor recording equipment comprises sensor, collecting cassette and terminal unit three part, for measuring the body emotionally condition of the one-sided upper limb of patient.In order to measure the situation of trembling of patient both sides upper limb, need to wear collecting cassette at patient both sides upper arm respectively, surface myoelectric electrode and collecting cassette become one, surface myoelectric electrode is positioned at the contact surface of collecting cassette and skin, collecting cassette is directly pasted on forearm muscle group ad-hoc location to be measured, decreases line.Be connected with homonymy collecting cassette after both sides 9 axle sensor is pasted on ad-hoc location.Both sides collecting cassette carries out both-way communication respectively by wireless transport module and terminal unit; Lower extremity movement recording equipment comprises induction mechanism, collecting cassette and terminal unit three part, can carry out one-sided kinestate measurement to patient or carry out bilateral movement state measurement to patient.In order to accurately detect the kinestate of lower limb, employing two groups is needed to be located at the sensing unit of patient both sides leg respectively, each group sensing unit includes the surface myoelectric electrode that 29 axle sensors being pasted on the large and small leg of patient respectively and 2 are pasted on the large and small leg muscle surface of patient respectively, and two groups of sensing units detect patient two lower limb simultaneously.Upper limb tremor recording equipment between sleep period and lower extremity movement recording equipment are moved detection system in conjunction with organizator can realize multi-point and detect, make testing result more accurately objective.
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the general concept that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. a upper limb tremor recording equipment between sleep period, is characterized in that, comprise,
Sensing unit, comprises 9 axle sensors be connected respectively with patient's finger tip or forearm muscle and the surface myoelectric electrode being pasted on described antebrachial muscle meat surface;
Collecting cassette, built in motion acquisition module and myoelectricity acquisition module, described motion pick module is connected by cable with described 9 axle sensors, described myoelectricity acquisition module is electrically connected with described surface myoelectric electrode, described motion pick module and described myoelectricity acquisition module are all connected to single-chip microcomputer, and send data to terminal unit by the first wireless transport module be connected with described single-chip microcomputer;
Terminal unit, comprise receive described first wireless transport module send data the second wireless transport module and the host computer that is connected with described second wireless transport module;
Wherein, power management module is also provided with in described collecting cassette for powering for collecting cassette.
2. upper limb tremor recording equipment between sleep period according to claim 1, it is characterized in that, described surface myoelectric electrode is an electromyographic signal detection chip measured for biopotential, described electromyographic signal detection chip adopts low noise, 8 passages, 24 analog front-end chip ADS1299, described electromyographic signal detection chip sample rate is at least 16bits, leads electromyographic signal for synchronous detecting 2 tunnel 4.
3. upper limb tremor recording equipment between sleep period according to claim 2, it is characterized in that, described electromyographic signal detection chip comprises 8 low-noise programmable gain amplifiers and 8 24bits synchronized sampling analog-digital converters, equivalent input noise is 1.0 μ Vpp (70Hz BW), and data sampling rate is 250SPS ~ 16kSPS.
4. upper limb tremor recording equipment between the sleep period according to claim 1,2 or 3, is characterized in that, described 9 axle sensors are a motor message detection chip, and described motor message detection chip comprises three axis accelerometer, three-axis gyroscope and three axle magnetometers.
5. upper limb tremor recording equipment between sleep period according to claim 4, is characterized in that, the measuring range of described three axis accelerometer is ± 2g, ± 4g, ± 8g or ± 16g.
6. upper limb tremor recording equipment between sleep period according to claim 5, is characterized in that, the measuring range of described three-axis gyroscope is ± 250, ± 500, ± 1000 or ± 2000degrees/sec.
7. between the sleep period according to claim 5 or 6, upper limb tremor recording equipment, is characterized in that, described motor message detection chip is MPU-6500 sensor.
8. upper limb tremor recording equipment between sleep period according to claim 7, is characterized in that, described first wireless transport module and described second wireless transport module message transmission rate are more than or equal to 275.2kbps, and are less than or equal to 2764800bps.
9. upper limb tremor recording equipment between sleep period according to claim 8, is characterized in that, described first wireless transport module and described second wireless transport module adopt BF10-A bluetooth 2.0 module.
10. upper limb tremor recording equipment between sleep period according to claim 9, is characterized in that, described collecting cassette also establishes bandage for collecting cassette is fixed on forearm outward, and described surface myoelectric electrode is located at described collecting cassette and forearms contact face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410753081.2A CN104434126A (en) | 2014-12-10 | 2014-12-10 | Recording device for upper limp tremor during sleeping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410753081.2A CN104434126A (en) | 2014-12-10 | 2014-12-10 | Recording device for upper limp tremor during sleeping |
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| CN104434126A true CN104434126A (en) | 2015-03-25 |
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| CN201410753081.2A Pending CN104434126A (en) | 2014-12-10 | 2014-12-10 | Recording device for upper limp tremor during sleeping |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106491128A (en) * | 2016-12-12 | 2017-03-15 | 天津职业技术师范大学 | A kind of sensor of measurement surface electromyographic signal and measuring method |
| CN106562763A (en) * | 2016-10-13 | 2017-04-19 | 深圳市魔样科技有限公司 | Wristband-based sleep detection method and system |
| RU199832U1 (en) * | 2017-08-24 | 2020-09-22 | Общество с ограниченной ответственностью "МОТОРИКА" | ELECTROMYOGRAPHIC SENSOR |
| CN113341797A (en) * | 2021-05-27 | 2021-09-03 | 深圳中学 | Non-contact fingertip tremor recording system and method |
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| WO2006075133A1 (en) * | 2005-01-13 | 2006-07-20 | Isis Innovation Limited | Physiological data classification |
| WO2006130268A1 (en) * | 2005-06-01 | 2006-12-07 | Medtronic, Inc. | Correlating a non-polysomnographic physiological parameter set with sleep states |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2006075133A1 (en) * | 2005-01-13 | 2006-07-20 | Isis Innovation Limited | Physiological data classification |
| WO2006130268A1 (en) * | 2005-06-01 | 2006-12-07 | Medtronic, Inc. | Correlating a non-polysomnographic physiological parameter set with sleep states |
| CN102740919A (en) * | 2009-12-16 | 2012-10-17 | 士满综合研究有限公司 | Automated treatment system for sleep |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106562763A (en) * | 2016-10-13 | 2017-04-19 | 深圳市魔样科技有限公司 | Wristband-based sleep detection method and system |
| CN106491128A (en) * | 2016-12-12 | 2017-03-15 | 天津职业技术师范大学 | A kind of sensor of measurement surface electromyographic signal and measuring method |
| CN106491128B (en) * | 2016-12-12 | 2023-09-26 | 天津职业技术师范大学 | Sensor and method for measuring surface electromyographic signals |
| RU199832U1 (en) * | 2017-08-24 | 2020-09-22 | Общество с ограниченной ответственностью "МОТОРИКА" | ELECTROMYOGRAPHIC SENSOR |
| CN113341797A (en) * | 2021-05-27 | 2021-09-03 | 深圳中学 | Non-contact fingertip tremor recording system and method |
| CN113341797B (en) * | 2021-05-27 | 2023-01-17 | 深圳中学 | Non-contact fingertip tremor recording system and method |
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Application publication date: 20150325 |