CN218589013U

CN218589013U - Electroencephalogram cap

Info

Publication number: CN218589013U
Application number: CN202120574410.2U
Authority: CN
Inventors: 夏威; 张然; 任鹏; 张鑫; 朱佳雯; 常家湘
Original assignee: Xuzhou Medical University
Current assignee: Xuzhou Medical University
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2023-03-10
Anticipated expiration: 2031-03-19

Abstract

The utility model provides an electroencephalogram cap, include: the device comprises a hemispherical electroencephalogram cap body, a dry electrode sensor, three warps, a warp fixing lock, a non-in-ear earphone, a storage device and a data wire, wherein the dry electrode sensor is fixed according to the positions of electrodes O1, O2, P3, P4, pz, T3, T4, T5 and T6 in an international 10/20 system; two ends of each warp are respectively fixed at the warp fixing locks positioned at the upper sides of the two ears, the non-in-ear earphone is connected with the lower ends of the warp fixing locks, and a playing device is placed in the non-in-ear earphone; the dry electrode sensor is connected with a storage device arranged behind the brain; one end of the data line is connected with the storage device, and the other end of the data line is a data interface. The electroencephalogram cap simplifies the position of an electrode, simplifies the wearing complexity, provides a voice stimulation screening function, does not need to provide extra detection personnel, provides independent electroencephalogram data storage, and can transmit the electroencephalogram data to an external computer for processing in real time.

Description

Electroencephalogram cap

Technical Field

The utility model relates to a biomedical field especially relates to an electroencephalogram cap.

Background

At present, alzheimer's disease becomes the fourth disease which is dangerous to the health of the old people in global ranking. Alzheimer's disease is a nervous system disease, is closely related to the brain state of human body, and more scientists begin to invest in electroencephalogram analysis research of patients with Alzheimer's disease.

The brain electricity cap is an important component of the brain electricity collecting device. In the related technology, the electroencephalogram cap mainly used comprises two types of electric conduction of a reticular elastic adhesive tape and a conductive paste. When the reticular elastic rubber strip electroencephalogram cap is used, 33 electrodes specified by the international 10/20 electrode standard need to be manually fixed, the operation is complex, and the position deviation of the electrodes is large. The electroencephalogram cap with conductive paste is more complicated to wear, and before wearing, a proper amount of conductive paste needs to be injected on the electrode, and the impedance between the electrode and the scalp needs to be tested and adjusted.

Therefore, in the related technology, the wearing of the electroencephalogram cap is complex, the function is single, and a user with a requirement has to go to a professional testing mechanism to complete electroencephalogram data acquisition with the assistance of a professional.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an electroencephalogram cap, include:

the device comprises a hemispherical electroencephalogram cap body, a dry electrode sensor, three warps, a warp fixing lock, a non-in-ear earphone, a storage device and a data wire, wherein the dry electrode sensor is fixed according to the positions of electrodes O1, O2, P3, P4, pz, T3, T4, T5 and T6 in an international 10/20 system;

the two ends of each warp are respectively fixed at the warp fixing locks positioned at the upper sides of two ears, the non-in-ear earphone is connected with the lower ends of the warp fixing locks, and a playing device is placed in the non-in-ear earphone; the dry electrode sensor is connected with the storage device placed behind the brain; one end of the data line is connected with the storage device, and the other end of the data line is a data interface.

The embodiment of the utility model provides a possible implementation, storage device can dismantle the change storage hardware.

The embodiment of the utility model provides an in a possible implementation, non-in-ear earphone lower extreme is equipped with the cap area of scalable dismantlement.

In a possible implementation manner of the embodiment of the present invention, the warp is an elastic rope containing rubber.

The utility model discloses compare with the brain electricity cap among the correlation technique and have following advantage:

(1) The electroencephalogram cap can collect electroencephalogram data of occipital lobe, temporal lobe and parietal lobe of brain in a targeted manner, compared with the electroencephalogram cap in the related technology, the electroencephalogram cap is simplified in electrode position, wearing complexity of the electroencephalogram cap is greatly simplified, and a user can wear the electroencephalogram cap independently or under the condition of accepting a small amount of assistance.

(2) The electroencephalogram cap is provided with the non-in-ear earphone, and the playing device is arranged in the earphone, so that the electroencephalogram cap can provide a voice stimulation screening function, and additional detection personnel do not need to be provided for a user.

(3) The electroencephalogram cap can provide independent electroencephalogram data storage for a user, the diagnosis of the Alzheimer disease is a periodic process, the user can access the electroencephalogram data so as to facilitate the periodic diagnosis and analysis in the future, and the accuracy of diagnosing the Alzheimer disease by using the electroencephalogram data is improved.

(4) The electroencephalogram data collected by the electroencephalogram cap come from brain areas closely related to Alzheimer's disease, compared with electroencephalogram caps in related technologies, the electroencephalogram data collected in the same environment are small in quantity and high in accuracy, noise of the electroencephalogram data is reduced, computer processing and analysis are facilitated, computer processing time is shortened, and accuracy of screening and diagnosing results is improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a left side schematic view of an electroencephalogram cap provided by an embodiment of the present invention;

fig. 2 is a schematic back view of an electroencephalogram cap according to an embodiment of the present invention;

fig. 3 is a schematic diagram of an electrode position of an electroencephalogram cap according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a storage device according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The electroencephalogram cap of the embodiment of the present invention is described below with reference to the drawings.

Fig. 1 is a left schematic view of an electroencephalogram cap provided by an embodiment of the present invention; fig. 2 is a schematic back view of an electroencephalogram cap according to an embodiment of the present invention; fig. 3 is an electrode position schematic diagram of an electroencephalogram cap provided by an embodiment of the present invention.

As shown in fig. 1 and 2, the brain cap includes: the brain-computer hat comprises a hemispherical brain-computer hat body 101, a dry electrode sensor 102 with fixed positions according to O1, O2, P3, P4, pz, T3, T4, T5 and T6 electrodes in an international 10/20 system, three warps 103 for placing the dry electrode sensor, a warp fixing lock 104 for fixing the three warps, a non-in-ear earphone 105, a storage device 106 and a data wire 107.

The electrode positions are as shown in fig. 3, the dry electrode sensors 102 with fixed electrode positions T3 and T4 are placed on the same warp, the dry electrode sensors 102 with fixed electrode positions T5, P3, pz, P4 and T6 are placed on the same warp, and the dry electrode sensors 102 with fixed electrode positions O1 and O2 are placed on the same warp.

Two sides of the brain cap main body 101 are provided with warp fixing locks 104, the warp fixing locks 104 are positioned on the upper sides of the two ears, and two ends of each warp 103 are respectively fixed at the warp fixing locks 104 positioned on the upper sides of the two ears.

A non-in-ear headphone 105 is connected to the lower end of the warp fixing lock 104, wherein a playback device is placed in the non-in-ear headphone 105. After the user wears the watch, the playing device can play relevant problems in a Mini-mental State Examination (MMSE) scale.

In this embodiment, each electrode position fixed dry electrode sensor 102 may be connected to a storage device 106 placed behind the brain.

As a possible implementation manner, a data line may be built in each warp 103, a data line may also be built in a hat band connecting the warp fixing lock 104 and the storage device 106, and electroencephalogram data collected by the dry electrode sensor 102 may be transmitted to the warp fixing lock 104 through the data line built in the warp 103, and then transmitted to the storage device 106 through the data line built in the hat band between the warp fixing lock 104 and the storage device 106.

As another possible implementation, each dry electrode sensor 102 may be directly connected to the storage device 106 via a data line, such that the brain electrical data collected by each dry electrode sensor 102 is transmitted to the storage device 106 via the data line.

As shown in fig. 1 and fig. 2, the electroencephalogram cap further comprises a data line 107, wherein one end of the data line 107 is connected to the storage device 106, and the other end of the data line is a data interface 108, such as a USB interface. That is, one end of the data line 107 is connected to the memory device 106, and the end of the data line is the data interface 108. The data line 107 may provide power and data transmission to the brain cap. Therefore, the electroencephalogram data collected by the dry electrode sensor 102 can be transmitted to the storage device 106 for storage, or can be transmitted to an external computer for processing in real time through the data line 107.

Fig. 4 is a schematic diagram of a storage device according to an embodiment of the present invention. In some embodiments, the storage device 106 can be detached to replace the storage hardware, and as shown in fig. 4, the storage hardware of the storage device 106 can be an SD card, and the SD card of the storage device can be replaced as needed. For example, when the storage space of the SD card is smaller than a preset threshold, the SD card is replaced.

In some embodiments, the non-in-ear headphone 105 is provided with a telescopically detachable hat band 108 at its lower end, as shown in fig. 1. Therefore, the wearing requirements of different users can be met.

In some embodiments, warp 103 on the electroencephalogram cap can be elastic ropes containing rubber, so that the warp has elasticity, the wearing comfort can be improved, and the wearing requirements of different users can be met.

The utility model discloses a brain electricity cap selects O1, O2, P3, P4, pz, T3, T4, T5, the fixed dry electrode sensor 102 in T6 electrode position in the international 10/20 system, can gather the brain regional brain electricity data such as brain occipital lobe, parietal lobe, temporalis leaf that are close to with the Alzheimer's disease relation.

After the electroencephalogram cap is worn correctly and the power supply is switched on for starting, the non-in-ear earphone 105 can start playing the related problems in the MMSE scale, stimulate the neurons of the human brain to actively discharge, and generate evoked electroencephalogram signals which are meaningful for judging whether the Alzheimer disease exists. The electroencephalogram signals are collected by the dry electrode sensors 102 which are arranged on the temporal lobe, the occipital lobe and the parietal lobe and closely related to cognitive memory, and the collected electroencephalogram signals can be transmitted to the storage device 106 arranged behind the brain and can also be transmitted to an external computer for processing in real time through the data line 107.

The utility model discloses an electroencephalogram cap has following advantage:

(1) The electroencephalogram cap can be used for collecting electroencephalogram data of the areas such as the occipital lobe, the temporal lobe, the parietal lobe and the like of the brain in a targeted mode, the electrode position of the electroencephalogram cap in the relative technology is simplified, the wearing complexity of the electroencephalogram cap is greatly simplified, and a user can wear the electroencephalogram cap independently or under the condition of accepting a small amount of assistance.

(2) This brain electricity cap has non-in-ear earphone, is provided with play device in the earphone to this brain electricity cap can provide the amazing screening function of voice, need not provide extra measurement personnel for the user, and this brain electricity cap can ask questions the user according to the MMSE scale, and amazing user produces the brain electricity data meaningful to the diagnosis.

While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. An electroencephalogram cap, comprising: the brain-computer hat comprises a hemispherical brain-computer hat body, a dry electrode sensor fixed according to the positions of O1, O2, P3, P4, pz, T3, T4, T5 and T6 electrodes in an international 10/20 system, three warps for placing the dry electrode sensor, a warp fixing lock for fixing the three warps, a non-in-ear earphone, a storage device and a data wire, wherein the three warps comprise a first warp, a second warp and a third warp, the dry electrode sensor fixed in the positions of the T3 and the T4 electrodes is placed on the first warp, the dry electrode sensor fixed in the positions of the T5, P3, pz, P4 and the T6 electrodes is placed on the second warp, and the dry electrode sensor fixed in the positions of the O1 and O2 electrodes is placed on the third warp;

the two ends of each warp are respectively fixed at the warp fixing locks positioned at the upper sides of the two ears, the non-in-ear earphone is connected with the lower ends of the warp fixing locks, and a playing device is placed in the non-in-ear earphone; the dry electrode sensor is connected with the storage device placed behind the brain; one end of the data line is connected with the storage device, and the other end of the data line is a data interface.

2. The electroencephalogram cap of claim 1, wherein the storage device is removable to replace storage hardware.

3. The electroencephalogram cap of claim 1, wherein a telescopically detachable cap band is provided at the lower end of the non-in-ear earphone.

4. The brain cap of claim 1, wherein said warp threads are elastic cords comprising rubber.