CN115844423A - Electroencephalogram monitoring device for sleep state and monitoring method thereof - Google Patents
Electroencephalogram monitoring device for sleep state and monitoring method thereof Download PDFInfo
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- CN115844423A CN115844423A CN202310128060.0A CN202310128060A CN115844423A CN 115844423 A CN115844423 A CN 115844423A CN 202310128060 A CN202310128060 A CN 202310128060A CN 115844423 A CN115844423 A CN 115844423A
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Abstract
A brain wave monitoring device for sleep state and a monitoring method thereof comprise a host and a sensor which are connected, wherein the host is internally provided with a main control unit, a brain blood oxygen collecting unit and a brain wave collecting unit which are electrically connected with the main control unit; a collection window corresponding to the brain blood oxygen collection unit is formed on the sensor, and the sensor comprises an electroencephalogram electrode plate, a left eye electrode plate, a right eye electrode plate and an electromyogram electrode plate which are communicated with the brain wave collection unit; the electroencephalogram electrode plate, the left eye electrode plate, the right eye electrode plate and the myoelectricity electrode plate are provided with independent acquisition channels; compared with the prior art, through brain electricity electrode slice, left eye electrode slice, right eye electrode slice and the flesh electricity electrode slice that is connected, obtain the sensor structure of integral type, when reducing the lead wire, satisfy the detection demand to brain wave, set up brain blood oxygen collection unit in the host computer simultaneously, when the attached brain wave of gathering of brain electricity electrode slice, carry out brain blood oxygen collection.
Description
Technical Field
The invention relates to the technical field of electroencephalogram acquisition, in particular to an electroencephalogram, cerebral blood oxygen, myoelectricity, left and right eye electricity monitoring device and a monitoring method thereof for sleep states.
Background
Adequate sleep, balanced diet and proper exercise are three health criteria recognized by international society. However, sleep disorders are generally threatening human health and have become a common problem worldwide, and the diagnosis and treatment of sleep disorders rely on accurate sleep monitoring and assessment.
Currently, there are a psychological scale method and a physiological parameter detection method for sleep assessment, wherein the physiological parameter method is mainly used for objectively assessing sleep quality by monitoring sleep electroencephalogram, myoelectricity, electrooculogram, blood oxygen, respiration, body movement and body position. With the increasing attention and importance of people to sleep quality and the development of sleep staging and research methods by scientific research workers, some sleep monitoring products, such as ZeoCoach, zeoMobile, jawboneUp, fitbitFlex, xiaomi intelligent wearable devices and the like, are also emerging in the market, are used for monitoring the sleep state and the sleep quality of a human body in a family environment, and achieve a certain effect, but the problems of accuracy and convenience still limit the wide application of the devices.
In the current sleep monitoring standard, electroencephalogram, electrooculogram, myoelectricity, blood oxygen and parameters are main components for monitoring sleep quality, but the existing sleep monitoring device needs to connect a large number of lead wires and sensors to a human body to obtain in the using process, so that physiological parameters are obtained to judge sleep disorder, the monitoring mode causes great constraint feeling to patients with sleep disorder, and the lead wires and the sensors are more complicated to operate, especially, if an acquisition electrode is not well adhered, electroencephalogram signals are weak, so that impedance is high, and the acquisition of the electroencephalogram signals is easily influenced, and the accuracy of judgment is influenced.
Chinese patent No. CN109770899A discloses a true thought meditation detection device based on electroencephalogram signals, which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a headrest and a brain wave collection mechanism, the brain wave collection mechanism comprises two electric push rods and a limiting block, the two electric push rods and the limiting block are both fixedly connected to the upper surface of the bottom plate, a first through hole is formed in the side surface of the limiting block, the limiting block is connected with a transmission shaft through the first through hole in a left-right sliding manner, an arc-shaped elastic plate is fixedly connected to the left side of the transmission shaft, a first compression spring, a push-pull block and a drive plate are sleeved on the shaft arm of the transmission shaft, and two end portions of the first compression spring are respectively fixedly connected with the arc-shaped elastic plate and the push-pull block.
Above-mentioned this kind of detection device who discloses passes through the electrode subsides and attaches in the head, nevertheless at attached in-process, has the spring to paste the electrode and compress tightly human head, causes certain pressure to user's head to cause very big constraint to feel to the patient in the testing process, the integrated device is great simultaneously, portable of not being convenient for carries.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the electroencephalogram, cerebral blood oxygen, myoelectricity, left and right eye electrical monitoring device and the monitoring method thereof, which are convenient to carry, comfortable to wear and simple in structure and are used for sleeping.
In order to realize the purpose of the invention, the invention adopts the following technical scheme: a wearable sleep acquisition monitoring device comprises a host and a sensor which are connected, wherein a main control unit, a brain blood oxygen acquisition unit and a brain wave acquisition unit which are electrically connected with the main control unit are arranged in the host; a collection window corresponding to the brain blood oxygen collection unit is formed on the sensor, and the sensor comprises an electroencephalogram electrode plate, a left eye electrode plate, a right eye electrode plate and an electromyogram electrode plate which are communicated with the brain wave collection unit; the electroencephalogram electrode plate, the left eye electrode plate, the right eye electrode plate and the myoelectricity electrode plate are provided with independent acquisition channels.
As a preferred scheme of the invention, the left eye electrode plate, the right eye electrode plate and the myoelectricity electrode plate are connected to the electroencephalogram electrode plate in a centralized manner through circuits, the electroencephalogram electrode plate, the left eye electrode plate, the right eye electrode plate and the myoelectricity electrode plate are all printed with acquisition circuits, and contacts communicated with the acquisition circuits are formed on the electroencephalogram electrode plate.
As a preferred scheme of the present invention, the main control unit is connected to pogo pins for collecting and transmitting electrical signals, and the pogo pins are connected to the contacts in a one-to-one correspondence.
As a preferred scheme of the invention, medical foam cotton arranged around the corresponding acquisition circuit is arranged on the electroencephalogram electrode plate, the left-eye electrode plate, the right-eye electrode plate and the myoelectricity electrode plate, a hook ring arranged on the surface of the corresponding acquisition circuit is arranged in the middle of the medical foam cotton, and sponge and conductive gel are adhered to the surface of the hook ring.
As a preferable scheme of the present invention, a reinforcing plate is disposed between the main unit and the sensor, and an opening corresponding to the collection window and a through hole corresponding to the pogo pin are formed on the reinforcing plate.
As a preferred scheme of the present invention, the host includes a bottom case and an upper case cover that are clamped to each other, the main control unit is disposed in the bottom case and the upper case cover, and the upper case cover is provided with a light guide column and a switch button that are connected to the main control unit.
As a preferred scheme of the invention, the main control unit comprises a mainboard and a central processing unit connected to the mainboard, wherein a battery and a data interface for supplying power are arranged on the mainboard, and a Bluetooth communication unit is arranged on the central processing unit.
As a preferable scheme of the invention, the cerebral blood oxygen collecting unit comprises a photoelectric sensor and a dual-wavelength diode, and a glass sheet is adhered to the photoelectric sensor.
As a preferred scheme of the present invention, the main control unit is connected to an analog front-end chip for signal acquisition and control, and the brain blood oxygen acquisition unit and the brain wave acquisition unit are both connected to the analog front-end chip to form a filtering structure.
A monitoring method of a wearable sleep acquisition monitoring device comprises the wearable sleep acquisition monitoring device, wherein an electroencephalogram electrode plate is attached to a forehead, a brain blood oxygen acquisition unit is arranged corresponding to the center of the forehead, a left eye electrode plate is attached to a left eye electrode plate, a right eye electrode plate is attached to a right eye electrode plate, and a myoelectricity electrode plate is attached to temples.
Compared with the prior art, the invention has the beneficial effects that:
1. the integrated sensor structure is obtained through the brain electricity electrode plate, the left eye electrode plate, the right eye electrode plate and the myoelectricity electrode plate which are connected, the lead wires are reduced, meanwhile, the detection requirement on brain electricity waves is met, meanwhile, a brain blood oxygen collecting unit is arranged in the host, and when the brain electricity electrode plate is attached to collect the brain electricity waves, the brain blood oxygen is collected;
2. the mode that adopts the electrode slice contacts with the personnel head that awaits measuring, need not external force and applys to compress tightly for the personnel that await measuring have better comfort level wearing the in-process, host computer and sensor integral type structure, overall structure is compact, portable simultaneously.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic connection diagram of the EEG electrode slice, the left eye electrode slice, the right eye electrode slice and the myoelectricity electrode slice;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic view of a stiffener;
FIG. 5 is a circuit diagram of a CPU;
FIG. 6 is a circuit diagram of a photosensor;
FIG. 7 is a circuit diagram of a dual wavelength diode;
FIG. 8 is a circuit diagram of connections between an analog front end chip and an analog front end chip;
FIG. 9 is a circuit diagram of left and right eye electrical acquisition;
FIG. 10 is an acquisition circuit diagram of brain electrical activity;
FIG. 11 is a circuit diagram of a memory FLASH chip;
FIG. 12 is a circuit diagram of an analog front end chip;
reference numerals: the brain blood oxygen collecting device comprises a light guide column 1, a casing upper cover 2, a switch button 3, a central processing unit 4, a battery 5, a mainboard 6, a bullet needle 7, a data interface 8, a brain blood oxygen collecting unit 9, a bottom casing 10, a glass sheet 11, a reinforcing plate 12, an opening 121, a through hole 122, a base material 13, a collecting circuit 14, medical foam 15, a hook ring 16, conductive gel 17, an electroencephalogram electrode sheet 18, a contact 181, a left eye electrode sheet 19, a right eye electrode sheet 20, an electromyogram electrode sheet 21 and a collecting window 22.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
As shown in fig. 1-9, a wearable sleep collection and monitoring device comprises a main machine and a sensor which are connected, wherein a main control unit, a brain blood oxygen collection unit 9 and a brain wave collection unit which are electrically connected with the main control unit are arranged in the main machine; a collecting window 22 corresponding to the brain blood oxygen collecting unit 9 is formed on the sensor, and the sensor comprises an electroencephalogram electrode plate 18, a left eye electrode plate 19, a right eye electrode plate 20 and a myoelectricity electrode plate 21 which are communicated with the brain wave collecting unit; the brain electrode slice 18, the left eye electrode slice 19, the right eye electrode slice 20 and the myoelectricity electrode slice 21 are provided with independent acquisition channels.
The brain wave acquisition unit is used for acquiring electric wave signals of the electroencephalogram electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the myoelectricity electrode plate 21, the electroencephalogram electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the myoelectricity electrode plate 21 are connected through wires, the lengths of the wires are set according to actual needs, the electroencephalogram electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the myoelectricity electrode plate 21 are guaranteed to be in a loose state all the time in the using process, therefore, the patient is not bound, the right eye electrode plate 20, the electroencephalogram electrode plate 18, the left eye electrode plate 19 and the myoelectricity electrode plate 21 are connected in sequence, the electroencephalogram electrode plate 18, the left eye electrode plate 19, the lengths of the wires between the right eye electrode plate 20 and the myoelectricity electrode plate 21 are made to be shorter as far as possible, the overall structure is smaller in size, and the wires are arranged more cleanly and refreshingly.
The left-eye electrode plate 19, the right-eye electrode plate 20 and the myoelectricity electrode plate 21 are connected to the electroencephalogram electrode plate 18 in a centralized mode through circuits, the main control unit is only required to be connected with the electroencephalogram electrode plate 18, electric signals of the electrode plates 18, the left-eye electrode plate 19, the right-eye electrode plate 20 and the myoelectricity electrode plate 21 can be collected, the acquisition circuits 14 are printed on the electroencephalogram electrode plate 18, the left-eye electrode plate 19, the right-eye electrode plate 20 and the myoelectricity electrode plate 21, the acquisition circuits 14 are silver chloride slurry circuits, and the silver chloride slurry circuits are good in electric conduction and used for receiving the electric signals.
The brain electricity electrode slice 18 is formed with the contact 181 that is linked together with each collection circuit 14, and the main control unit is connected with the bullet needle 7 that is used for gathering and transmitting the signal of telecommunication, and bullet needle 7 is connected with the contact 181 one-to-one, and bullet needle 7 switches on with the main control unit electrical property, and bullet needle 7 contacts with the contact 181, realizes that the electrical property between bullet needle 7 and each collection circuit 14 switches on to signal of telecommunication transmission to with the main control unit that will gather circuit 14 through bullet needle 7 and gather.
The number of the elastic needles 7 corresponds to the number of the electrode plates, in the scheme, the main control unit is connected with 4 elastic needles 7 for collecting and transmitting electric signals, the elastic needles 7 are respectively and correspondingly connected with an electroencephalogram electrode plate 18, a left-eye electrode plate 19, a right-eye electrode plate 20 and a myoelectricity electrode plate 21, the electroencephalogram electrode plate 18, the left-eye electrode plate 19, the right-eye electrode plate 20 and the myoelectricity electrode plate 21 are also provided with 4 contacts 181 connected with the 4 elastic needles 7, and the 4 contacts 181 of the electroencephalogram electrode plate 18, the left-eye electrode plate 19, the right-eye electrode plate 20 and the myoelectricity electrode plate 21 are not interfered with each other
The medical foam 15 is of a double-sided sticky structure, the medical foam 15 is of an annular structure, through holes corresponding to the acquisition lines 14 are formed in the middle of the medical foam 15, the medical foam 15 is connected to the corresponding base material 13 in an adhering mode and protects the periphery of the acquisition points of the acquisition lines 14 under the action of the medical foam 15, the hook ring 16 is adhered to the surface of the signal acquisition points of the acquisition lines 14, the conductive gel 17 is smeared on the surface of the hook ring 16, the conductive gel 17 is fixed in the acquisition points of the acquisition lines 14 through hooks of the hook ring 16, the conductive gel 17 is communicated with the acquisition lines 14 at the moment, the contact area between the conductive gel 17 and a human body is increased under the action of the conductive gel 17, and the acquisition lines 14 can receive physiological signals conveniently.
Be equipped with reinforcing plate 12 between host computer and the sensor, and be formed with the trompil 121 corresponding with collection window 22 and the through-hole 122 corresponding with bullet needle 7 on the reinforcing plate 12, reinforcing plate 12 is two-sided viscidity structure, and the relative two sides of reinforcing plate 12 simultaneously with host computer and sensor adhesion, specifically, reinforcing plate 12 simultaneously with host computer and brain electricity electrode slice 18 adhesion, reinforcing plate 12 is used for strengthening the connection stability between host computer and the brain electricity electrode slice 18.
The opening 121 is communicated with the collection window 22, so that in the irradiation process of the cerebral blood oxygen collection unit 9, light rays penetrate through the opening 121 and the collection window 22 and irradiate on the skin of a human body, the elastic needle 7 is conveniently contacted with the corresponding contact 181 after penetrating through the through hole 122, the elastic needle 7 is limited and guided under the action of the through hole 122, and the elastic needle 7 has better stability in the use process.
The host comprises a bottom shell 10 and a casing upper cover 2 which are clamped with each other, the main control unit is arranged in the bottom shell 10 and the casing upper cover 2, and a light guide column 1 and a switch button 3 which are connected with the main control unit are arranged on the casing upper cover 2.
The upper cover 2 of the casing is provided with a buckle, the bottom casing 10 is provided with a clamping groove corresponding to the buckle, the detachable connection between the bottom casing 10 and the upper cover 2 of the casing is realized through the clamping between the buckle and the clamping groove, the size of the bottom casing 10 and the upper cover 2 of the casing is designed according to the size of the main control unit, and the clamping type of the main control unit is ensured to be arranged in the bottom casing 10 and the upper cover 2 of the casing.
The switch button 3 is connected with the main control unit for control main control unit's opening stops, and the light guide column 1 part exposes outside casing upper cover 2, and light guide column 1 also is connected with the main control unit, is used for discerning the operating condition and the power state of brain blood oxygen collection unit 9, brain wave collection unit under the effect of light guide column 1.
The main control unit comprises a mainboard 6 and a central processing unit 4 connected to the mainboard 6, a battery 5 and a data interface 8 for supplying power are arranged on the mainboard 6, a Bluetooth communication unit is arranged on the central processing unit 4, and the central processing unit 4 is used for receiving physiological signals from an electroencephalogram electrode plate 18, a left eye electrode plate 19, a right eye electrode plate 20 and a myoelectricity electrode plate 21 and controlling the Bluetooth communication unit.
The Bluetooth communication unit is electrically connected with the mobile device or the upper computer and is used for transmitting physiological signals of each acquisition line 14 received by the central processing unit 4 for analysis by an operator, and the data interface 8 is used for connecting a data line for data downloading or charging the battery 5.
Brain blood oxygen collection unit 9 includes photoelectric sensor and dual wavelength diode, the last adhesion of photoelectric sensor has glass piece 11, the dual wavelength diode sets up towards collection window 22, the dual wavelength diode includes the emitting diode of two different wavelength, one of them diode release wavelength is 660 nanometer's light beam, another only releases 905, 910 or 940 nanometer, the absorption rate of oxygenous hemoglobin to these two kinds of wavelength is very big with the difference that does not contain oxygen, utilize this nature, can calculate the proportion of two kinds of hemoglobin, thereby gather brain blood oxygen, glass piece 11 is used for supporting and protecting photoelectric sensor and dual wavelength diode.
The main control unit is connected with a simulation front-end chip for realizing signal acquisition and control, the brain blood oxygen acquisition unit 9 and the brain wave acquisition unit are connected with the simulation front-end chip to form a filtering structure, and the main control unit is connected with the simulation front-end chip U25 through an SPI (serial peripheral interface) to realize signal acquisition and control.
When the electroencephalogram signal and the electromyogram signal are collected: the P13 of the analog front-end chip U25 is connected with an EEG (electroencephalogram electrode) and a REF (base material electrode) of the sensor through R26, R27, C42 and C43, the P14 of the analog front-end chip U25 is connected with the sensor through R22, R23, C28 and C29 to achieve acquisition of electroencephalogram signals and electromyogram signals, the R26 and R27 are combined with the C42 and C43, and the R22 and R23 are combined with the C28 and C29 to form an RC filter to achieve low-pass anti-aliasing filtering, so that stability of electroencephalogram and electromyogram signal acquisition is guaranteed.
At the time of left and right ocular electrical signal acquisition: and P15 of the analog front-end chip U25 is connected with an EOGR electrode of the sensor through R24, R25, C40 and C41 to realize the acquisition of electric signals of the right eye. P16 of U25 is connected with an EOGL electrode of the sensor through R20, R21, C26 and C27 to acquire electric signals of the left eye, and R20, R21, C26 and C27 are combined with C40 and C41 to form an RC filter through the combination of R24 and R25, and the RC filter is formed through the combination of R26 and C27 to realize low-pass anti-aliasing filtering so as to ensure the stability of the acquisition of the electric signals of the left eye and the right eye.
When the brain is used for enriching blood and oxygen collection: the brain blood oxygen collection adopts a reflective blood oxygen collection technology, P12 of a simulation front-end chip U25 is connected with a photoelectric sensor U12 through R18 and R19, P10 of the U25 is connected with the photoelectric sensor U3 through R16 and R17, U3 and U12 are connected with a dual-wavelength diode U5, U24 is connected with U13 to drive the U5 to generate spectral signals with different wavelengths to irradiate the skin, incident light and emergent light signals of near infrared light are detected through U3 and U12, and the optical density of the absorbing medium at the moment is calculated according to the Lambert beer law to judge the blood oxygen. The combination of R18, R19, C24 and C25 and the combination of R16, R17, C22 and C23 realize low-pass anti-aliasing filtering to ensure the stability of signals.
The storage FLASH chip U8 is connected with the U24 through the SPI interface to achieve real-time data recording and storage, the power supply part comprises a lithium battery charging circuit, a 3.3V voltage stabilizing circuit, a 2.5V voltage stabilizing circuit and a-2.5V inverter circuit to supply power to the U24 main control unit and the simulation front chip U25, and electric quantity monitoring is achieved through the U24.
A monitoring method of a wearable sleep collecting and monitoring device comprises the wearable sleep collecting and monitoring device, an electroencephalogram electrode plate 18 is attached to a forehead, a brain blood oxygen collecting unit 9 is arranged corresponding to the center of the forehead, a left eye electrode plate 19 is attached to a left eye electrode plate 20, a right eye electrode plate 20 is attached to a right eye electrode plate, and a myoelectricity electrode plate 21 is attached to temples.
In the actual use process, the brain electricity electrode slice 18 that is connected with the host computer is pasted at the forehead central point of the personnel that await measuring, after the completion is pasted to brain electricity electrode slice 18, paste left eye electrode slice 19 and right eye electrode slice 20 respectively at the personnel's that await measuring left eye and right eye, paste flesh electricity electrode slice 21 at the personnel's that await measuring temple position at last, can gather in real time and monitor brain electricity, control eye electricity, muscle electricity, brain blood oxygen etc. parameter to handle the back through bluetooth or wiFi and send data through the bluetooth and use the data according to supplying the analysis to use.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: the portable medical device comprises a light guide column 1, a casing upper cover 2, a switch button 3, a central processing unit 4, a battery 5, a mainboard 6, a bullet needle 7, a data interface 8, a cerebral blood oxygen collection unit 9, a bottom casing 10, a glass sheet 11, a reinforcing plate 12, an opening 121, a through hole 122, a base material 13, a collection circuit 14, medical foam 15, a hook ring 16, conductive gel 17, an electroencephalogram electrode sheet 18, a contact 181, a left eye electrode sheet 19, a right eye electrode sheet 20, an electromyogram electrode sheet 21, a collection window 22 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. An electroencephalogram monitoring device for a sleep state comprises a host and a sensor which are connected, and is characterized in that a main control unit, a cerebral blood oxygen acquisition unit (9) and a brain wave acquisition unit which are electrically connected with the main control unit are arranged in the host; a collection window (22) corresponding to the brain blood oxygen collection unit (9) is formed on the sensor, and the sensor comprises an electroencephalogram electrode plate (18), a left eye electrode plate (19), a right eye electrode plate (20) and a myoelectricity electrode plate (21) which are communicated with the brain wave collection unit; the electroencephalogram electrode plate (18), the left eye electrode plate (19), the right eye electrode plate (20) and the myoelectricity electrode plate (21) are provided with independent acquisition channels.
2. The electroencephalogram monitoring device for sleep states, according to claim 1, wherein the left-eye electrode plate (19), the right-eye electrode plate (20) and the myoelectricity electrode plate (21) are connected onto the electroencephalogram electrode plate (18) in a centralized mode through circuits, the electroencephalogram electrode plate (18), the left-eye electrode plate (19), the right-eye electrode plate (20) and the myoelectricity electrode plate (21) are all printed with the acquisition circuits (14), and the electroencephalogram electrode plate (18) is provided with contacts (181) communicated with the acquisition circuits (14).
3. The electroencephalogram monitoring device for sleep states, according to claim 2, wherein the main control unit is connected with elastic needles (7) used for collecting and transmitting electric signals, and the elastic needles (7) are connected with the contacts (181) in a one-to-one correspondence manner.
4. The electroencephalogram monitoring device for sleep states, according to claim 1, wherein medical foam (15) arranged around the corresponding acquisition circuit (14) is arranged on each of the electroencephalogram electrode plate (18), the left eye electrode plate (19), the right eye electrode plate (20) and the myoelectricity electrode plate (21), a hook ring (16) arranged on the surface of the corresponding acquisition circuit (14) is arranged in the middle of the medical foam (15), and a conductive gel (17) is adhered to the surface of the hook ring (16).
5. The EEG monitoring device for the sleep state according to claim 3, characterized in that a reinforcing plate (12) is arranged between the host and the sensor, and the reinforcing plate (12) is formed with an opening (121) corresponding to the collection window (22) and a through hole (122) corresponding to the bullet needle (7).
6. The electroencephalogram monitoring device for the sleep state according to claim 1, wherein the host comprises a bottom shell (10) and a shell upper cover (2) which are clamped with each other, the main control unit is arranged in the bottom shell (10) and the shell upper cover (2), and a light guide column (1) and a switch button (3) which are connected with the main control unit are arranged on the shell upper cover (2).
7. The electroencephalogram monitoring device for sleep states according to claim 6, wherein the main control unit comprises a main board (6) and a central processing unit (4) connected to the main board (6), a battery (5) and a data interface (8) for supplying power are arranged on the main board (6), and a Bluetooth communication unit is arranged on the central processing unit (4).
8. The EEG monitoring device for sleep state according to claim 1, characterized in that said brain blood oxygen collecting unit (9) comprises a photoelectric sensor and a dual wavelength diode, and a glass sheet (11) is adhered on the photoelectric sensor.
9. The EEG monitoring device for sleep state according to claim 1, wherein said master control unit is connected with an analog front end chip for signal collection and control, and the brain blood oxygen collection unit (9) and the brain wave collection unit are connected with the analog front end chip to form a filtering structure.
10. The monitoring method of the electroencephalogram monitoring device for the sleep state is characterized by comprising the electroencephalogram monitoring device for the sleep state as in any one of claims 1 to 9, wherein an electroencephalogram electrode plate (18) is attached to the forehead, a cerebral blood oxygen collecting unit (9) is arranged corresponding to the center of the forehead, and a left eye electrode plate (19) is attached to a left eye electrode plate, a right eye electrode plate (20) is attached to the right eye electrode plate and a myoelectricity electrode plate (21) is attached to the temple.
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| CN202310128060.0A CN115844423B (en) | 2023-02-17 | 2023-02-17 | Electroencephalogram monitoring device and method for sleep state |
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