CN115844423B - Electroencephalogram monitoring device and method for sleep state - Google Patents
Electroencephalogram monitoring device and method for sleep state Download PDFInfo
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- CN115844423B CN115844423B CN202310128060.0A CN202310128060A CN115844423B CN 115844423 B CN115844423 B CN 115844423B CN 202310128060 A CN202310128060 A CN 202310128060A CN 115844423 B CN115844423 B CN 115844423B
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Abstract
An electroencephalogram monitoring device for a sleep state and a monitoring method thereof comprise 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 are arranged in the host, and the brain blood oxygen acquisition unit and the brain wave acquisition unit are electrically connected with the main control unit; the sensor is provided with an acquisition window corresponding to the brain blood oxygen acquisition unit, and comprises an electroencephalogram electrode slice, a left eye electrode slice, a right eye electrode slice and a myoelectrode slice which are communicated with the brain wave acquisition unit; the brain electrode sheet, the left eye electrode sheet, the right eye electrode sheet and the myoelectricity electrode sheet are provided with independent acquisition channels; compared with the prior art, the integrated sensor structure is obtained through the brain electrode sheet, the left eye electrode sheet, the right eye electrode sheet and the myoelectrode sheet which are connected, the detection requirement on brain waves is met while the lead wire is reduced, and meanwhile, the brain blood oxygen collection unit is arranged in the host, and brain blood oxygen collection is carried out while the brain waves are collected through the attachment of the brain electrode sheet.
Description
Technical Field
The invention relates to the technical field of electroencephalogram acquisition, in particular to an electroencephalogram, cerebral blood oxygen, myoelectricity and left and right electrooculogram monitoring device and a monitoring method thereof.
Background
Adequate sleep, balanced diet and proper exercise are three health standards accepted by the international society. Sleep disorders, however, are generally threatening the health of humans and have become a common problem worldwide, and diagnosis and treatment of sleep disorders rely on accurate sleep monitoring and assessment.
At present, a psychological scale method and a physiological parameter detection method are used for sleep evaluation, wherein the physiological parameter method is mainly used for objectively evaluating sleep quality by monitoring sleep brain electricity, myoelectricity, electrooculogram, blood oxygen, respiration, body movement and body position. Along with the increasing attention and importance of people to sleep quality and the development of scientific researchers to sleep stage and research methods, some sleep monitoring products, such as ZeoCoach, zeoMobile, jawboneUp, fitbitFlex, xiaomi intelligent wearing equipment and the like, are also emerging on the market and used for monitoring the sleep state and sleep quality of a human body in a home environment, and achieve a certain effect, but the problems of accuracy and convenience still limit the wide application of the equipment.
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 be connected with a large number of lead wires and sensors to be acquired by a human body in the use process, so that physiological parameters are acquired to judge sleep disorder.
Chinese patent number CN109770899a discloses a positive idea meditation detection device based on brain wave signal, which comprises a base plate, the last fixed surface of bottom plate is connected with headrest and brain wave collection mechanism, brain wave collection mechanism includes two electric putter and stopper, two electric putter and stopper all fixed connection are at the upper surface of bottom plate, first through-hole has been seted up to the side of stopper, the stopper has the transmission shaft through first through-hole side-to-side sliding connection, the left side fixedly connected with arc elastic plate of transmission shaft, first compression spring, push-pull block and drive plate have been cup jointed to the arm of transmission shaft, the both ends of first compression spring respectively with arc elastic plate and push-pull block fixed connection.
The detection device disclosed by the above is attached to the head through the electrode, but in the attaching process, the spring is used for pressing the electrode to the head of the human body, so that certain pressure is caused to the head of the user, and a great constraint feeling is caused to the patient in the detection process, and meanwhile, the whole device is large, so that the detection device is inconvenient to carry.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the electroencephalogram, cerebral blood oxygen, myoelectricity and left and right electrooculogram monitoring device which is convenient to carry, comfortable to wear and simple in structure and is used for sleeping and the monitoring method thereof.
In order to achieve the above object, the present invention adopts the following technical scheme: the wearable sleep acquisition monitoring device comprises a host and a sensor which are connected, wherein a main control unit, a cerebral blood oxygen acquisition unit and a brain wave acquisition unit are arranged in the host, and the cerebral blood oxygen acquisition unit and the brain wave acquisition unit are electrically connected with the main control unit; the sensor is provided with an acquisition window corresponding to the brain blood oxygen acquisition unit, and comprises an electroencephalogram electrode slice, a left eye electrode slice, a right eye electrode slice and a myoelectrode slice which are communicated with the brain wave acquisition unit; the brain electrode sheet, the left eye electrode sheet, the right eye electrode sheet and the myoelectricity electrode sheet are provided with independent collecting channels.
As a preferable scheme of the invention, the left eye electrode plate, the right eye electrode plate and the myoelectricity electrode plate are connected to the brain electrode plate in a concentrated way through lines, acquisition lines are printed on the brain electrode plate, the left eye electrode plate, the right eye electrode plate and the myoelectricity electrode plate, and contacts communicated with the acquisition lines are formed on the brain electrode plate.
As a preferable scheme of the invention, the main control unit is connected with the flicking needles for collecting and transmitting the electric signals, and the flicking needles are connected with the contacts in a one-to-one correspondence manner.
As a preferable scheme of the invention, the brain electrode plate, the left eye electrode plate, the right eye electrode plate and the muscle electrode plate are respectively provided with medical foam arranged around the corresponding acquisition line, the middle part of the medical foam is provided with a hook ring arranged on the surface of the corresponding acquisition line, and the surface of the hook ring is stuck with sponge and conductive gel.
As a preferable scheme of the invention, a reinforcing plate is arranged between the host and the sensor, and an opening corresponding to the acquisition window and a through hole corresponding to the spring needle are formed on the reinforcing plate.
As a preferable scheme of the invention, the host comprises a bottom shell and a shell upper cover which are clamped with each other, the main control unit is arranged in the bottom shell and the shell upper cover, and the shell upper cover is provided with a light guide column and a switch button which are connected with the main control unit.
As a preferable scheme of the invention, the main control unit comprises a main board and a central processing unit connected with the main board, a battery and a data interface for supplying power are arranged on the main board, 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 preferable scheme of the invention, the main control unit is connected with an analog front-end chip for realizing signal acquisition and control, and the cerebral blood oxygen acquisition unit and the brain wave acquisition unit are connected with the analog front-end chip to form a filtering structure.
A monitoring method of a wearable sleep acquisition monitoring device comprises the steps that the wearable sleep acquisition monitoring device is provided, an electroencephalogram electrode plate is attached to the forehead, a cerebral blood oxygen acquisition unit is arranged corresponding to the center of the forehead, a left eye electrode plate is attached to the left eye, a right eye electrode plate is attached to the right eye, and an myoelectricity electrode plate is attached to a temple.
Compared with the prior art, the invention has the beneficial effects that:
1. the brain blood oxygen acquisition unit is arranged in the host computer, and the brain blood oxygen acquisition is carried out while the brain electric electrode sheet is attached to acquire the brain waves;
2. the mode that adopts the electrode slice contacts with the personnel's head that awaits measuring, need not external force and applys and compress tightly for the personnel that awaits measuring has better comfort level in wearing the in-process, host computer and sensor integral type structure simultaneously, overall structure is compact, portable.
Drawings
FIG. 1 is an exploded view of the present invention;
fig. 2 is a schematic diagram of connection of brain electrode pads, left eye electrode pads, right eye electrode pads, and muscle electrode pads;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural view of a reinforcing plate;
FIG. 5 is a circuit diagram of a central processing unit;
FIG. 6 is a circuit diagram of a photosensor;
FIG. 7 is a circuit diagram of a dual wavelength diode;
FIG. 8 is a connection circuit between an analog front end chip and an analog front end chip;
FIG. 9 is a circuit diagram of left and right eye electricity acquisition;
FIG. 10 is a circuit diagram of an electroencephalogram acquisition;
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 device comprises a light guide column 1, a shell upper cover 2, a switch button 3, a central processing unit 4, a battery 5, a main board 6, a spring needle 7, a data interface 8, a cerebral blood oxygen collection unit 9, a bottom shell 10, a glass sheet 11, a reinforcing plate 12, an opening 121, a through hole 122, a base material 13, a collection line 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, a myoelectrode sheet 21 and a collection window 22.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-9, 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 9 and a brain wave acquisition unit are arranged in the host, and the brain blood oxygen acquisition unit 9 and the brain wave acquisition unit are electrically connected with the main control unit; the sensor is provided with an acquisition window 22 corresponding to the cerebral blood oxygen acquisition unit 9, and comprises an electroencephalogram electrode sheet 18, a left eye electrode sheet 19, a right eye electrode sheet 20 and a myoelectrode sheet 21 which are communicated with the electroencephalogram acquisition unit; the electroencephalogram electrode sheet 18, the left eye electrode sheet 19, the right eye electrode sheet 20 and the myoelectrode sheet 21 are provided with independent acquisition channels.
The brain wave acquisition unit is used for acquiring electric wave signals of the brain electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the muscle electrode plate 21, the brain electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the muscle electrode plate 21 are connected through wires, the lengths of the wires are set according to actual needs, the brain electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the muscle electrode plate 21 are ensured to be in a loose state all the time in the use process, so that the restraint is not caused to a patient, the right eye electrode plate 20, the brain electrode plate 18, the left eye electrode plate 19 and the muscle electrode plate 21 are sequentially connected, the lengths of the wires among the brain electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the muscle electrode plate 21 are made to be shorter as much as possible, and therefore the whole structure is smaller, and the settings of the wires are cleaner and cooler.
The left eye electrode plate 19, the right eye electrode plate 20 and the myoelectrode plate 21 are connected to the brain electrode plate 18 in a concentrated manner through lines, the main control unit is connected with the brain electrode plate 18 only, electric signals of the brain electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the myoelectrode plate 21 can be collected, collecting lines 14 are printed on the brain electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the myoelectrode plate 21, the collecting lines 14 are silver chloride slurry lines, and the silver chloride slurry lines are good in electric conduction and are used for receiving the electric signals.
The brain electricity electrode slice 18 is provided with a contact 181 communicated with each acquisition line 14, the main control unit is connected with the elastic needles 7 used for acquiring and transmitting electric signals, the elastic needles 7 are connected with the contact 181 in a one-to-one correspondence manner, the elastic needles 7 are electrically conducted with the main control unit, the elastic needles 7 are contacted with the contact 181, and the electrical conduction between the elastic needles 7 and each acquisition line 14 is realized, so that the electric signals acquired by the acquisition lines 14 are transmitted to the main control unit through the elastic needles 7.
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, and is correspondingly connected with an electroencephalogram electrode plate 18, a left eye electrode plate 19, a right eye electrode plate 20 and a myoelectrode plate 21 respectively, 4 contacts 181 connected with the 4 elastic needles 7 are also formed on the electroencephalogram electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the myoelectrode plate 21, 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 myoelectrode plate 21 are not interfered with each other
The brain electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the muscle electrode plate 21 are respectively provided with medical foam 15 which is arranged around the corresponding acquisition line 14, the middle part of the medical foam 15 is provided with a hook ring 16 which is arranged on the surface of the corresponding acquisition line 14, and the surface of the hook ring 16 is adhered with sponge and conductive gel 17.
The brain electrode plate 18, the left eye electrode plate 19, the right eye electrode plate 20 and the myoelectrode plate 21 are all base materials 13, the acquisition circuit 14 is printed on the base materials 13, the base materials 13 are made of PET (polyethylene terephthalate) materials, and the PET is made of insulating materials, so that the acquisition circuit 14 is convenient for receiving electric signals and transmitting the electric signals along a required transmission direction, the acquisition circuit 14 is used for transmitting physiological signals, insulating ink is used for covering the transmission circuit of the acquisition circuit 14, and the transmission circuit is protected and simultaneously the physiological signals are ensured to be transmitted along the required transmission direction.
The medical foam 15 is of a double-sided adhesive 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 through adhesion, the periphery of the acquisition points of the acquisition lines 14 are protected 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, at the moment, the conductive gel 17 is communicated with the acquisition lines 14, and the contact area between the conductive gel 17 and a human body is increased under the action of the conductive gel 17, so that the acquisition lines 14 can receive physiological signals conveniently.
A reinforcing plate 12 is arranged between the host and the sensor, an opening 121 corresponding to the collecting window 22 and a through hole 122 corresponding to the elastic needle 7 are formed in the reinforcing plate 12, the reinforcing plate 12 is of a double-sided adhesive structure, opposite sides of the reinforcing plate 12 are simultaneously adhered to the host and the sensor, specifically, the reinforcing plate 12 is simultaneously adhered to the host and the brain electrode plate 18, and the reinforcing plate 12 is used for reinforcing the connection stability between the host and the brain electrode plate 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 passes through the opening 121 and the collection window 22 and irradiates on the skin of a human body, the through hole 122 is convenient for the bullet needle 7 to pass through the through hole 122 and then contact with the corresponding contact 181, and the bullet needle 7 is limited and guided under the action of the through hole 122, so that the bullet needle 7 has better stability in the use process.
The host computer includes drain pan 10 and casing upper cover 2 of looks joint, and the main control unit sets up in drain pan 10 and casing upper cover 2, and is equipped with light guide column 1 and shift knob 3 that are connected with the main control unit on the casing upper cover 2.
The shell upper cover 2 is provided with a buckle, the bottom shell 10 is provided with a clamping groove corresponding to the buckle, detachable connection between the bottom shell 10 and the shell upper cover 2 is realized through clamping between the buckle and the clamping groove, the sizes of the bottom shell 10 and the shell upper cover 2 are designed according to the sizes of the main control unit, and the main control unit is ensured to be arranged in the bottom shell 10 and the shell upper cover 2 in a clamping mode.
The switch button 3 is connected with the main control unit for control the start-stop of the main control unit, the light guide column 1 part is exposed outside the casing upper cover 2, and the light guide column 1 is also connected with the main control unit, is used for discerning brain blood oxygen collection unit 9, brain wave collection unit's operating condition and power state under the effect of light guide column 1.
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, 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 sheet 18, a left eye electrode sheet 19, a right eye electrode sheet 20 and a myoelectrode sheet 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 operators, and the data interface 8 is used for connecting a data line, downloading data or charging the battery 5.
The cerebral blood oxygen collecting unit 9 comprises a photoelectric sensor and a dual-wavelength diode, wherein a glass sheet 11 is adhered to the photoelectric sensor, the dual-wavelength diode is arranged facing the collecting window 22, the dual-wavelength diode comprises two light emitting diodes with different wavelengths, one diode releases a light beam with the wavelength of 660 nanometers, the other diode releases 905, 910 or 940 nanometers, the absorption rate of oxyhemoglobin with oxygen to the two wavelengths is greatly different from that of oxyhemoglobin without oxygen, the ratio of the two haemoglobins can be calculated by utilizing the property, thereby collecting cerebral blood oxygen, and the glass sheet 11 is used for supporting and protecting the photoelectric sensor and the dual-wavelength diode.
The main control unit is connected with an analog front end chip for realizing signal acquisition and control, the cerebral blood oxygen acquisition unit 9 and the brain wave acquisition unit are connected with the analog front end chip to form a filtering structure, and the main control unit is connected with the analog front end chip U25 through an SPI interface for realizing signal acquisition and control.
When the brain electrical signal and the electromyographic signal are acquired: p13 of the analog front end chip U25 is connected with EEG (brain wave electrode) and REF (substrate electrode) of the sensor through R26, R27, C42 and C43, P14 of the analog front end chip U25 is connected with the sensor through R22, R23, C28 and C29 to collect brain wave signals and electromyographic signals, R22, R23, C28 and C29 are combined through R26, R27, C42 and C43 to form an RC filter, and low-pass anti-aliasing filtering is achieved to ensure stability of brain wave and electromyographic signal collection.
When the left and right eye electric signals are collected: p15 of the analog front end chip U25 is connected with EOGR electrodes of the sensor through R24, R25, C40 and C41 to realize right eye electric signal acquisition. P16 of U25 is connected with EOGL electrodes of the sensor through R20, R21, C26 and C27 to realize left eye electric signal acquisition, R24, R25, C40 and C41 are combined, R20, R21, C26 and C27 are combined to form an RC filter, and low-pass anti-aliasing filtering is realized to ensure the stability of left and right eye electric signal acquisition.
When cerebral blood-replenishing oxygen is collected: the cerebral blood oxygen collection adopts a reflection blood oxygen collection technology, P12 of an analog front-end chip U25 is connected with a photoelectric sensor U12 through R18 and R19, P10 of the analog front-end chip U25 is connected with a 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 U5 to generate spectrum signals with different wavelengths to irradiate skin, signals of incident light and emergent light of near infrared light are detected through U3 and U12, and the optical density of an absorption medium at the moment is calculated according to lambert law to judge blood oxygen. R18, R19, C24 and C25 are combined, and R16, R17, C22 and C23 are combined to realize low-pass anti-aliasing filtering to ensure signal stability.
The storage FLASH chip U8 is connected with the U24 through an SPI interface to realize real-time data record 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 for a U24 main control unit and an analog front chip U25, and electric quantity monitoring is realized through the U24.
The monitoring method of the wearable sleep acquisition monitoring device comprises the steps that the wearable sleep acquisition monitoring device is provided, an electroencephalogram electrode plate 18 is attached to the forehead, a cerebral blood oxygen acquisition unit 9 is arranged corresponding to the center of the forehead, a left eye electrode plate 19 is attached to the left eye, a right eye electrode plate 20 is attached to the right eye, and an myoelectricity electrode plate 21 is attached to the temple.
In the actual use process, the electroencephalogram electrode sheet 18 connected with the host computer is pasted on the forehead center position of the person to be tested, after the electroencephalogram electrode sheet 18 is pasted, the left eye electrode sheet 19 and the right eye electrode sheet 20 are respectively pasted on the left eye and the right eye of the person to be tested, and finally the myoelectrode sheet 21 is pasted on the temple position of the person to be tested, parameters such as electroencephalogram, left and right eye electricity, myoelectricity, cerebral blood oxygen and the like can be collected and monitored in real time, and after processing through Bluetooth or WiFi, data are sent through Bluetooth for analysis.
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 herein: the device comprises a light guide column 1, a shell upper cover 2, a switch button 3, a central processing unit 4, a battery 5, a main board 6, a spring needle 7, a data interface 8, a cerebral blood oxygen collection unit 9, a bottom shell 10, a glass sheet 11, a reinforcing plate 12, an opening 121, a through hole 122, a base material 13, a collection line 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, a myoelectrode sheet 21, a collection window 22 and other terms, but the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (7)
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 are arranged in the host, and the cerebral blood oxygen acquisition unit and the brain wave acquisition unit are electrically connected with the main control unit; the sensor is provided with an acquisition window (22) corresponding to the brain blood oxygen acquisition unit (9), and comprises an electroencephalogram electrode sheet (18), a left eye electrode sheet (19), a right eye electrode sheet (20) and a myoelectrode sheet (21) which are communicated with the brain wave acquisition unit; the brain electrode slice (18), the left eye electrode slice (19), the right eye electrode slice (20) and the muscle electrode slice (21) are provided with independent acquisition channels; the left eye electrode plate (19), the right eye electrode plate (20) and the myoelectrode plate (21) are connected to the brain electrode plate (18) in a concentrated manner through lines, collecting lines (14) are printed on the brain electrode plate (18), the left eye electrode plate (19), the right eye electrode plate (20) and the myoelectrode plate (21), contacts (181) communicated with the collecting lines (14) are formed on the brain electrode plate (18), the left eye electrode plate (19), the right eye electrode plate (20) and the myoelectrode plate (21) are connected through wires, and the wires are always in a loose state; the main control unit is connected with elastic needles (7) for collecting and transmitting electric signals, the elastic needles (7) are connected with the contacts (181) in a one-to-one correspondence manner, and are respectively and correspondingly connected with an electroencephalogram electrode sheet (18), a left eye electrode sheet (19), a right eye electrode sheet (20) and a myoelectricity electrode sheet (21); the collecting circuit (14) is a silver chloride slurry circuit, and insulating ink is covered on a transmission circuit of the collecting circuit (14); a reinforcing plate (12) is arranged between the host and the sensor, and an opening (121) corresponding to the acquisition window (22) and a through hole (122) corresponding to the spring needle (7) are formed on the reinforcing plate (12); the reinforcing plate (12) is of a double-sided adhesive structure, and the reinforcing plate (12) is simultaneously adhered to the host and the brain electrode plate (18).
2. The brain electricity monitoring device for sleep state according to claim 1, wherein the brain electricity electrode sheet (18), the left eye electrode sheet (19), the right eye electrode sheet (20) and the muscle electrode sheet (21) are respectively provided with medical foam (15) which is arranged around the corresponding acquisition line (14), the middle part of the medical foam (15) is provided with a hook ring (16) which is arranged on the surface of the corresponding acquisition line (14), and conductive gel (17) is adhered on the surface of the hook ring (16).
3. The brain electricity monitoring device for 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 the shell upper cover (2) is provided with a light guide column (1) and a switch button (3) which are connected with the main control unit.
4. An electroencephalogram monitoring device for a sleep state according to claim 3, 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).
5. An electroencephalogram monitoring device for sleep states according to claim 1, characterized in that the cerebral blood oxygen collection unit (9) comprises a photoelectric sensor and a dual wavelength diode, and a glass sheet (11) is adhered to the photoelectric sensor.
6. The brain wave monitoring device for the sleep state according to claim 1, wherein the main control unit is connected with an analog front-end chip for realizing signal acquisition and control, and the brain blood oxygen acquisition unit (9) and the brain wave acquisition unit are connected with the analog front-end chip to form a filtering structure.
7. The monitoring method of the electroencephalogram monitoring device for the sleep state is characterized by comprising the electroencephalogram monitoring device for the sleep state according to any one of claims 1 to 6, wherein an electroencephalogram electrode sheet (18) is attached to the forehead, a cerebral blood oxygen collection unit (9) is arranged corresponding to the center of the forehead, a left eye electrode sheet (19) is attached to the left eye, a right eye electrode sheet (20) is attached to the right eye, and an myoelectricity electrode sheet (21) is attached to the temple.
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