CN109464143B - Electroencephalogram cap - Google Patents
Electroencephalogram cap Download PDFInfo
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- CN109464143B CN109464143B CN201811545905.1A CN201811545905A CN109464143B CN 109464143 B CN109464143 B CN 109464143B CN 201811545905 A CN201811545905 A CN 201811545905A CN 109464143 B CN109464143 B CN 109464143B
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 46
- 229910052742 iron Inorganic materials 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 210000004556 brain Anatomy 0.000 claims description 46
- 238000004804 winding Methods 0.000 claims description 30
- 230000006698 induction Effects 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000000537 electroencephalography Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 210000005013 brain tissue Anatomy 0.000 description 2
- 230000002490 cerebral effect Effects 0.000 description 2
- 210000003618 cortical neuron Anatomy 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 208000014644 Brain disease Diseases 0.000 description 1
- 208000032274 Encephalopathy Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000004641 brain development Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 206010015037 epilepsy Diseases 0.000 description 1
- 210000003754 fetus Anatomy 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
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- 230000001575 pathological effect Effects 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
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- 229910000859 α-Fe Inorganic materials 0.000 description 1
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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
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/291—Bioelectric electrodes therefor specially adapted for particular uses for electroencephalography [EEG]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
- A61B5/6803—Head-worn items, e.g. helmets, masks, headphones or goggles
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention discloses an electroencephalogram cap, which comprises a cap body, a first electroencephalogram electrode and a second electroencephalogram electrode, wherein an iron layer is fixedly attached to the inner side of the cap body, a supporting piece is fixed at the top of the inner side of the iron layer, the first electroencephalogram electrode is fixed at the bottom end of the supporting piece, a plurality of conveying devices and the second electroencephalogram electrode are arranged on the inner side of the iron layer, a single second electroencephalogram electrode is fixed with the inner wall of the iron layer through a single conveying device, and a control circuit box is fixed on the outer side of the cap body, so that the traditional electroencephalogram cap changes the fixing mode, each electroencephalogram electrode can be automatically contacted with the head of a patient, the phenomenon that the contact of the individual electroencephalogram electrode is unstable due to different head types of each person is avoided, the position of the single electroencephalogram electrode can be randomly placed, the positions of the electroencephalogram electrodes on different head types are more accurate, and the detection effect of electroencephalogram waves is improved, the fixing band can be automatically rolled, so that the phenomenon that the electroencephalogram cap is unstable due to deformation of the fixing band is prevented.
Description
Technical Field
The invention relates to the technical field of brain wave monitoring, in particular to an electroencephalogram cap.
Background
At present, the technical method for detecting electroencephalogram of children is eeg (electroencephalography), which is commonly used for auxiliary examination of neuropsychiatric diseases of the brain. EEG can continuously record the overall collective activity of cerebral cortical neurons, and is characterized by the rhythmicity and periodicity of frequency, reflecting the regulation behavior of cerebral cortical neurons, and can be used for examining the physiological function of the brain and reflecting the pathological changes of the brain. The brain wave development from a fetus, a newborn to a childhood is based on brain tissue anatomical development and brain tissue physiological and biochemical maturity, the growth and development rules of a nervous system determine the characteristics of the brain wave in each period, children with abnormal brain development (including encephalopathy, epilepsy, tumors and the like, and the occurrence of pathological waves such as spike waves, sharp waves, positive spike waves and the like can be considered as abnormal EEG) have certain characteristics of brain wave activity, and electroencephalograms can objectively reflect brain wave changes.
The electroencephalogram cap is an accessory connected with the head of a human body in electroencephalogram monitoring, the traditional electroencephalogram cap is made of rubber strips, the size and the shape of the electrode cap are pulled and adjusted every time due to the individual difference of the head of a patient, the working efficiency of a doctor is influenced, in addition, the general position can be roughly estimated only according to the rule of 10-20 when the electroencephalogram electrode is placed, the head of each person is different in size, the measurement is inconvenient to be carried out by using scale scales, the electrode cannot be accurately and quantitatively placed, so that the collected graph is not necessarily the corresponding position required by a system, and the diagnosis effect is influenced; and the electrode cap is fixed through a rubber belt or an elastic belt, so that the fixing belt is easy to deform after long-term use, the electrode cap is relatively loose in fixation, and the brain electrodes are easy to fall off. Therefore, the brain electricity cap is provided.
Disclosure of Invention
The invention aims to provide an electroencephalogram cap to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an electroencephalogram cap comprises a cap body, a first electroencephalogram electrode and a second electroencephalogram electrode, wherein an iron layer is fixedly attached to the inner side of the cap body, a supporting part is fixed to the top of the inner side of the iron layer, the first electroencephalogram electrode is fixed to the bottom end of the supporting part, a plurality of conveying devices and the second electroencephalogram electrode are arranged on the inner side of the iron layer, a single second electroencephalogram electrode is fixed to the inner wall of the iron layer through a single conveying device, a control circuit box is fixed to the outer side of the cap body, a control circuit is fixed to the inner portion of the control circuit box, the first electroencephalogram electrode and the second electroencephalogram electrode are both electrically connected with the control circuit, a fixing device is fixed to the bottom of the outer side of the cap body and comprises a fixing band, a rolling device, a first connecting block and an induction device, the rolling device and the first connecting block are respectively fixed to two sides of the bottom of the cap body, one end of the fixing band is fixed to the output end of the rolling device, the other end is fixed with the first connecting block, and the sensing device is connected on the fixing belt.
Preferably, the support piece includes back shaft, first backup pad, first spring and fixed axle, the top of fixed axle is fixed with the inner wall at iron sheet layer top, the bottom of fixed axle is equipped with the recess, the top sliding fit of back shaft is in the recess, and the top of back shaft is fixed through the top of first spring with the recess, the bottom at the back shaft is fixed to first backup pad, first brain electrode is fixed in the bottom of first backup pad.
Preferably, conveyor includes electro-magnet, first mounting panel, stretches out subassembly, determine module, connecting piece and second backup pad, electro-magnet and control circuit electric connection, and the electro-magnet is fixed on first mounting panel, first mounting panel passes through the magnetic force of electro-magnet and is fixed with the iron layer, stretch out the subassembly and fix the one side of keeping away from the electro-magnet at first mounting panel, and the output that stretches out the subassembly is fixed with determine module, determine module's tail end is passed through the connecting piece and is fixed with the second backup pad, the second brain electrode is fixed in the second backup pad.
Preferably, the extension assembly comprises a connecting shaft, a driving motor, a second mounting plate, a supporting cylinder, an extension cylinder, a screw rod and a driving block, the second mounting plate is positioned on one side of the first mounting plate away from the electromagnet, the second mounting plate is fixed with the first mounting plate through the connecting shaft, the supporting cylinder and the extension cylinder are both of a square structure, the supporting cylinder is slidably sleeved on the outer side of the extension cylinder, one end of the supporting cylinder is fixed with the second mounting plate, the driving block is fixed on the inner side of the extension cylinder, a threaded hole is formed in the middle of the driving block, the driving block is in threaded connection with the screw rod through the threaded hole, one end of the screw rod is rotatably connected with the second mounting plate through a bearing, an output shaft of the driving motor is fixed with one end of the screw rod close to the second mounting plate, the driving motor is fixed on the first mounting plate, and the driving motor is electrically connected with the control circuit, one end of the extending cylinder, which is far away from the second mounting plate, is fixed with the detection assembly.
Preferably, the detection assembly comprises an installation shell, a fixed block, a connecting plate, a second spring, a detection plate and a first pressure sensor, wherein the connecting plate and the detection plate are both in sliding connection with the inner wall of the installation shell, the fixed block is fixed on one side, close to the extending barrel, of the connecting plate, one end, far away from the connecting plate, of the fixed block penetrates through the installation shell and is fixed with the extending barrel, the fixed block is in sliding connection with the installation shell, the connecting plate is fixed with the detection plate through a buffer spring, the detection plate is fixed on the inner wall, far away from one side of the extending barrel, of the installation shell through the first pressure sensor and the installation shell, the first pressure sensor is electrically connected with the control circuit, and the connecting piece is fixed on the outer wall, far away from one side of the extending barrel, of the installation shell.
Preferably, the connecting piece includes the supporting shoe, connects ball and axis of rotation, the supporting shoe is fixed with one side that the installation shell was kept away from and is stretched out a section of thick bamboo, and one side that the installation shell was kept away from to the supporting shoe is equipped with and is connected ball matched with recess, it slides in the recess to connect the ball, and the outside of connecting the ball is fixed through axis of rotation and second backup pad.
Preferably, the coiling mechanism includes coiling motor, second connecting block, limiting plate and rolling axle, the second connecting block is fixed with the outer wall of the cap body, one side symmetry that the cap body was kept away from to the second connecting block is fixed with the limiting plate, the both ends of rolling axle are rotated through bearing and limiting plate respectively and are connected, the one end that first connecting block was kept away from to the fixed band is fixed with the rolling axle, coiling motor and control circuit electric connection, and the output shaft of coiling motor is fixed with the one end of rolling axle, coiling motor fixes on the limiting plate.
Preferably, induction system includes slip roller, mounting bracket, second pressure sensor, pressure plate, third spring and tablet, the slip roller is equipped with four, and four slip roller symmetries slide in the both sides of fixed band, the both ends of slip roller are rotated with the mounting bracket through the bearing respectively and are connected, the pressure plate passes through the top of second pressure sensor and mounting bracket and fixes, and the top of pressure plate is passed through the third spring and is fixed with the tablet.
Preferably, a sponge cushion is fixed on the top of the induction plate.
Compared with the prior art, the invention has the beneficial effects that:
the invention changes the traditional brain electrode fixing mode, can automatically contact each brain electrode with the head of a patient, prevents the unstable contact of individual brain electrodes caused by the inconsistent head sizes of people, can randomly place the position of a single brain electrode, ensures that the positions of the brain electrodes on different head types are more accurate, improves the detection effect of brain waves, can automatically roll the fixing belt, and prevents the unstable brain cap caused by the deformation of the fixing belt.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the cap of the present invention;
FIG. 3 is a partial cross-sectional view of the interior of the cap of the present invention;
FIG. 4 is a schematic view of the structure of the conveying device of the present invention;
FIG. 5 is a schematic view of the support structure of the present invention;
FIG. 6 is an enlarged view of area A of FIG. 1;
FIG. 7 is an enlarged view of area B of FIG. 1;
fig. 8 is an enlarged view of the region C in fig. 4.
In the figure: 1-a cap body; 2-a ferrite layer; 3-a support; 4-first brain electrode; 5-a conveying device; 6-second brain electrode; 7-a control circuit box; 8-a fixation device; 9-fixing the belt; 10-a winding device; 11-a first connection block; 12-a sensing device; 13-supporting the shaft; 14-a first support plate; 15-a first spring; 16-a fixed shaft; 17-a groove; 18-an electromagnet; 19-a first mounting plate; 20-a protruding component; 21-a detection component; 22-a connector; 23-a second support plate; 24-a mounting housing; 25-fixing block; 26-a connecting plate; 27-a second spring; 28-detecting plate; 29-a first pressure sensor; 30-a support block; 31-connecting balls; 32-a rotating shaft; 33-a winding motor; 34-a second connecting block; 35-a limiting plate; 36-a winding shaft; 37-a sliding roller; 38-a mounting frame; 39-a second pressure sensor; 40-a pressure plate; 41-a third spring; 42-a sensing plate; 43-a sponge cushion; 44-a connecting shaft; 45-driving the motor; 46-a second mounting plate; 47-a support cylinder; 48-extending the barrel; 49-screw; 50-driving the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: an electroencephalogram cap comprises a cap body 1, a first electroencephalogram electrode 4 and a second electroencephalogram electrode 6, an iron layer 2 is fixedly attached to the inner side of the cap body 1, a supporting piece 3 is fixed to the top of the inner side of the iron layer 2, the first electroencephalogram electrode 4 is fixed to the bottom end of the supporting piece 3, a plurality of conveying devices 5 and the second electroencephalogram electrodes 6 are arranged on the inner side of the iron layer 2, a single second electroencephalogram electrode 6 is fixed to the inner wall of the iron layer 2 through a single conveying device 5, a control circuit box 7 is fixed to the outer side of the cap body 1, a control circuit is fixed to the inner portion of the control circuit box 7, the first electroencephalogram electrode 4 and the second electroencephalogram electrode 6 are both electrically connected with the control circuit, a fixing device 8 is fixed to the bottom of the outer side of the cap body 1, the fixing device 8 comprises a fixing belt 9, a rolling-up device 10, a first connecting block 11 and an induction device 12, the rolling-up device 10 and the first connecting block 11 are respectively fixed to two sides of the bottom of the cap body 1, one end of the fixing belt 9 is fixed with the output end of the winding device 10, the other end of the fixing belt is fixed with the first connecting block 11, and the sensing device 12 is connected to the fixing belt 9.
The support member 3 comprises a support shaft 13, a first support plate 14, a first spring 15 and a fixed shaft 16, the top end of the fixed shaft 16 is fixed to the inner wall of the top of the cap body 1, a groove 17 is formed in the bottom end of the fixed shaft 16, the top end of the support shaft 13 is in sliding fit with the groove 17, the top end of the support shaft 13 is fixed to the top of the groove 17 through the first spring 15, the first support plate 14 is fixed to the bottom end of the support shaft 13, the first brain electrode 4 is fixed to the bottom of the first support plate 14, and the first brain electrode 4 is fixed through the support member 3.
The extension assembly 20 comprises a connecting shaft 44, a driving motor 45, a second mounting plate 46, a supporting cylinder 47, an extension cylinder 48, a screw 49 and a driving block 50, the second mounting plate 46 is located on one side of the first mounting plate 19 far away from the electromagnet 18, the second mounting plate 46 is fixed with the first mounting plate 19 through the connecting shaft 44, the supporting cylinder 47 and the extension cylinder 48 are both square structures, the supporting cylinder 47 is slidably sleeved outside the extension cylinder 48, one end of the supporting cylinder 47 is fixed with the second mounting plate 46, the driving block 50 is fixed on the inner side of the extension cylinder 48, a threaded hole is formed in the middle of the driving block 50, the driving block 50 is in threaded connection with the screw 49 through a threaded hole, one end of the screw 49 is rotatably connected with the second mounting plate 46 through a bearing, the output shaft of the driving motor 45 is fixed with one end of the screw 49 close to the second mounting plate 46, and the driving motor 45 is fixed on the first mounting plate 19, the driving motor 45 is electrically connected with the control circuit, one end of the extending cylinder 48, which is far away from the second mounting plate 46, is fixed with the detection assembly 21, and the position of the second brain electrode 6 is adjusted through the extending assembly 20.
The sensing assembly 21 includes a mounting case 24, a fixing block 25, a connecting plate 26, a second spring 27, a sensing plate 28 and a first pressure sensor 29, the connecting plate 26 and the detecting plate 28 are both connected with the inner wall of the mounting shell 24 in a sliding way, the fixed block 25 is fixed on one side of the connecting plate 26 close to the extending cylinder 48, and one end of the fixing block 25 far away from the connecting plate 26 passes through the mounting shell 24 to be fixed with the extending cylinder 48, the fixed block 25 is connected with the mounting shell 24 in a sliding way, the connecting plate 26 is fixed with the detecting plate 28 through a buffer spring, the sensing plate 28 is fixed to the inner wall of the mounting case 24 on the side away from the projecting cylinder 48 by a first pressure sensor 29, the first pressure sensor 29 is electrically connected with the control circuit, the connecting piece 22 is fixed on the outer wall of the mounting shell 24 on the side far away from the extending cylinder 48, and the position of the second brain electrode 6 is confirmed through the detection component 21.
The connecting piece 22 comprises a supporting block 30, a connecting ball 31 and a rotating shaft 32, the supporting block 30 and the mounting shell 24 are fixed on one side far away from the extending cylinder 48, a groove matched with the connecting ball 31 is formed in one side far away from the mounting shell 24 of the supporting block 30, the connecting ball 31 slides in the groove, the outer side of the connecting ball 31 is fixed with the second supporting plate 23 through the rotating shaft 32, the second supporting plate 23 can enable the second electroencephalogram electrode 6 to rotate relative to the head of the patient, and the second electroencephalogram electrode 6 can be attached to the head of the patient conveniently.
The winding device 10 comprises a winding motor 33, a second connecting block 34, a limiting plate 35 and a winding shaft 36, the second connecting block 34 is fixed to the outer wall of the cap body 1, the second connecting block 34 is far away from the limiting plate 35 which is symmetrically fixed to one side of the cap body 1, two ends of the winding shaft 36 are rotatably connected with the limiting plate 35 through bearings respectively, one end, far away from the first connecting block 11, of the fixing belt 9 is fixed to the winding shaft 36, the winding motor 33 is electrically connected with a control circuit, an output shaft of the winding motor 33 is fixed to one end of the winding shaft 36, the winding motor 33 is fixed to the limiting plate 35, and the length of the fixing belt 9 is adjusted through the winding device 10.
The top of the induction plate 42 is fixed with a sponge pad 43, and the induction plate 42 is contacted with the lower jaw of the head of the patient through the sponge pad 43, so that the comfort level of the patient is improved.
The working principle is as follows:
a. when the brain-electrode positioning device works, the position of the second brain electrode 6 is placed according to the head shape of a patient, the first mounting plate 19 is fixed with the iron layer 2 on the inner side of the cap body 1 through the magnetic force of the electromagnet 18, and the electromagnet 18 can move on the iron layer 2 randomly when not electrified;
b. after the second brain electrode 6 is placed, the cap body 1 is placed on the outer side of the head of a patient, the first brain electrode 4 is in contact with the top of the head of the patient by the aid of the hand of medical staff, acting force on the first brain electrode 4 can be buffered by the aid of the first spring 15, the first brain electrode 4 is in closer contact with the head of the patient, the screw 49 can be driven to rotate by the aid of rotation of an output shaft of the driving motor 45, the screw 49 is in threaded connection with the driving block 50, the driving block 50 is fixed on the outer side of the extension cylinder 48, the extension cylinder 48 can be driven to extend out of the supporting cylinder 47 by the aid of rotation of the screw 49, and the second brain electrode 6 is in contact with the head of the patient;
c. after the head of the patient contacts with the second brain electrode 6, acting force with the opposite movement direction is applied to the extension cylinder 48, the acting force is transmitted to the first pressure sensor 29 through the second spring 27, the position of the second brain electrode 6 can be determined through the pressure value detected by the first pressure sensor 29, and the driving motor 45 is controlled to stop rotating after the second brain electrode 6 contacts with the head of the patient, so that the position of the second brain electrode 6 is determined;
d. after the position of the second electroencephalogram electrode 6 is determined, the winding shaft 36 can be driven to rotate through the rotation of the output shaft of the winding motor 33, the fixing belt 9 can be wound on the winding shaft 36 when the winding shaft 36 rotates, the length of the fixing belt 9 is enabled to be contracted, after the fixing belt 9 is tightened, the lower jaw of the head of a patient can be fixed to the cap body 1 through the fixing belt 9, when the fixing belt 9 is contracted, the lower jaw of the patient exerts pressure on the sensing plate 42, the pressure is transmitted to the second pressure sensor 39 through the third spring 41, the second pressure sensor 39 can detect the pressure value, the winding motor 33 is controlled to stop rotating, the automatic fixing of the fixing belt 9 to the cap body 1 is achieved, the four sliding rollers 37 slide on the fixing belt 9, and the position of the sensing plate 42 can always slide to the lower portion of the middle portion of the cap body 1.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides an electroencephalogram cap, includes cap body (1), first brain electrode (4) and second brain electrode (6), its characterized in that: the inner side of the cap body (1) is fixedly attached with an iron layer (2), the top of the inner side of the iron layer (2) is fixed with a supporting piece (3), a first brain electrode (4) is fixed at the bottom end of the supporting piece (3), the inner side of the iron layer (2) is provided with a plurality of conveying devices (5) and second brain electrodes (6), a single second brain electrode (6) is fixed with the inner wall of the iron layer (2) through a single conveying device (5), the outer side of the cap body (1) is fixed with a control circuit box (7), the inside of the control circuit box (7) is fixed with a control circuit, the first brain electrode (4) and the second brain electrode (6) are both electrically connected with the control circuit, the bottom of the outer side of the cap body (1) is fixed with a fixing device (8), the fixing device (8) comprises a fixing band (9), a rolling device (10), a first connecting block (11) and an induction device (12), the winding device (10) and the first connecting block (11) are respectively fixed on two sides of the bottom of the cap body (1), one end of the fixing belt (9) is fixed with the output end of the winding device (10), the other end of the fixing belt is fixed with the first connecting block (11), and the sensing device (12) is connected to the fixing belt (9); the supporting piece (3) comprises a supporting shaft (13), a first supporting plate (14), a first spring (15) and a fixing shaft (16), the top end of the fixing shaft (16) is fixed with the inner wall of the top of the iron layer (2), a groove (17) is formed in the bottom end of the fixing shaft (16), the top end of the supporting shaft (13) is in sliding fit in the groove (17), the top end of the supporting shaft (13) is fixed with the top of the groove (17) through the first spring (15), the first supporting plate (14) is fixed at the bottom end of the supporting shaft (13), and the first brain electrode (4) is fixed at the bottom of the first supporting plate (14); the conveying device (5) comprises an electromagnet (18), a first mounting plate (19), an extension assembly (20), a detection assembly (21), a connecting piece (22) and a second supporting plate (23), the electromagnet (18) is electrically connected with a control circuit, the electromagnet (18) is fixed on the first mounting plate (19), the first mounting plate (19) is fixed with the iron layer (2) through the magnetic force of the electromagnet (18), the extension assembly (20) is fixed on one side, away from the electromagnet (18), of the first mounting plate (19), the output end of the extension assembly (20) is fixed with the detection assembly (21), the tail end of the detection assembly (21) is fixed with the second supporting plate (23) through the connecting piece (22), and the second brain electrode (6) is fixed on the second supporting plate (23); the extension assembly (20) comprises a connecting shaft (44), a driving motor (45), a second mounting plate (46), a supporting cylinder (47), an extension cylinder (48), a screw rod (49) and a driving block (50), wherein the second mounting plate (46) is positioned on one side, away from the electromagnet (18), of the first mounting plate (19), the second mounting plate (46) is fixed with the first mounting plate (19) through the connecting shaft (44), the supporting cylinder (47) and the extension cylinder (48) are both of a square structure, the supporting cylinder (47) is slidably sleeved on the outer side of the extension cylinder (48), one end of the supporting cylinder (47) is fixed with the second mounting plate (46), the driving block (50) is fixed on the inner side of the extension cylinder (48), a threaded hole is formed in the middle of the driving block (50), the driving block (50) is in threaded connection with the screw rod (49) through the threaded hole, one end of the screw rod (49) is rotatably connected with the second mounting plate (46) through a bearing, an output shaft of the driving motor (45) is fixed with one end, close to the second mounting plate (46), of the screw rod (49), the driving motor (45) is fixed on the first mounting plate (19), the driving motor (45) is electrically connected with the control circuit, and one end, far away from the second mounting plate (46), of the extending cylinder (48) is fixed with the detection assembly (21); the detection assembly (21) comprises a mounting shell (24), a fixed block (25), a connecting plate (26), a second spring (27), a detection plate (28) and a first pressure sensor (29), wherein the connecting plate (26) and the detection plate (28) are both in sliding connection with the inner wall of the mounting shell (24), the fixed block (25) is fixed on one side, close to an extending cylinder (48), of the connecting plate (26), one end, far away from the connecting plate (26), of the fixed block (25) penetrates through the mounting shell (24) to be fixed with the extending cylinder (48), the fixed block (25) is in sliding connection with the mounting shell (24), the connecting plate (26) is fixed with the detection plate (28) through a buffer spring, the detection plate (28) is fixed with the inner wall, far away from the extending cylinder (48), of the mounting shell (24) through the first pressure sensor (29), and the first pressure sensor (29) is electrically connected with a control circuit, the connecting piece (22) is fixed on the outer wall of the side, far away from the extending cylinder (48), of the mounting shell (24); the connecting piece (22) comprises a supporting block (30), a connecting ball (31) and a rotating shaft (32), the supporting block (30) is fixed to one side, away from the extending cylinder (48), of the mounting shell (24), a groove matched with the connecting ball (31) is formed in one side, away from the mounting shell (24), of the supporting block (30), the connecting ball (31) slides in the groove, and the outer side of the connecting ball (31) is fixed to the second supporting plate (23) through the rotating shaft (32); the winding device (10) comprises a winding motor (33), a second connecting block (34), a limiting plate (35) and a winding shaft (36), the second connecting block (34) is fixed to the outer wall of the cap body (1), a limiting plate (35) is symmetrically fixed to one side, away from the cap body (1), of the second connecting block (34), two ends of the winding shaft (36) are rotatably connected with the limiting plate (35) through bearings respectively, one end, away from the first connecting block (11), of the fixing belt (9) is fixed to the winding shaft (36), the winding motor (33) is electrically connected with the control circuit, an output shaft of the winding motor (33) is fixed to one end of the winding shaft (36), and the winding motor (33) is fixed to the limiting plate (35); the induction device (12) comprises four sliding rollers (37), a mounting frame (38), a second pressure sensor (39), a pressure plate (40), a third spring (41) and an induction plate (42), the number of the sliding rollers (37) is four, the four sliding rollers (37) symmetrically slide on two sides of the fixing belt (9), two ends of each sliding roller (37) are rotatably connected with the mounting frame (38) through bearings respectively, the pressure plate (40) is fixed with the top of the mounting frame (38) through the second pressure sensor (39), and the top of the pressure plate (40) is fixed with the induction plate (42) through the third spring (41); a sponge pad (43) is fixed on the top of the induction plate (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811545905.1A CN109464143B (en) | 2018-12-18 | 2018-12-18 | Electroencephalogram cap |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811545905.1A CN109464143B (en) | 2018-12-18 | 2018-12-18 | Electroencephalogram cap |
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| CN109464143A CN109464143A (en) | 2019-03-15 |
| CN109464143B true CN109464143B (en) | 2021-10-26 |
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| CN201811545905.1A Expired - Fee Related CN109464143B (en) | 2018-12-18 | 2018-12-18 | Electroencephalogram cap |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110151173A (en) * | 2019-06-08 | 2019-08-23 | 龙岩学院 | A kind of equipment for detecting epileptic focus |
| CN110721401A (en) * | 2019-11-28 | 2020-01-24 | 中国科学院深圳先进技术研究院 | Neural regulation and control system and wearable neural regulation and control device |
| CN112971788B (en) * | 2020-11-19 | 2023-03-31 | 首都医科大学宣武医院 | Split pressing multifunctional electroencephalogram cap |
| CN112617825A (en) * | 2020-12-17 | 2021-04-09 | 中国人民解放军西部战区总医院 | Application of lead electrode in rapid positioning of epileptic focus |
| CN112731663B (en) * | 2020-12-22 | 2023-05-02 | 珠海米伽科技有限公司 | VR helmet for brain wave detection head profile |
| CN112843466B (en) * | 2021-02-07 | 2022-11-08 | 中北大学 | Automatic-loading medical hood and control method thereof |
| CN112754485B (en) * | 2021-02-07 | 2022-06-03 | 扬州大学附属医院 | Electroencephalogram electrode cap convenient to wear and store |
| CN113812956B (en) * | 2021-09-29 | 2024-06-07 | 常州大学 | Wearing cap for electroencephalogram monitoring and monitoring device |
| CN115886838A (en) * | 2022-12-19 | 2023-04-04 | 浙江强脑科技有限公司 | Position control method and control device of human body state detection electrode |
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| CN205268162U (en) * | 2015-12-17 | 2016-06-01 | 中国科学院苏州生物医学工程技术研究所 | EEG or MEG electrode cap |
| CN105662406A (en) * | 2016-01-12 | 2016-06-15 | 山西医科大学 | Electroencephalogram electrode cap |
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| CN107049307A (en) * | 2017-05-02 | 2017-08-18 | 臧大维 | Full-automatic EEG signals read the helmet |
| CN107468241A (en) * | 2016-06-07 | 2017-12-15 | 汪子锋 | Brain electricity cap |
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