阅读说明：本技术 一种监测用眼状况的智能眼镜及监测方法 (Intelligent glasses for monitoring eye condition and monitoring method ) 是由 李晓涛 倪敬轩 王可 于 2021-08-24 设计创作，主要内容包括：本发明涉及一种监测用眼状况的智能眼镜及监测方法,包括镜框、安装在镜框上的镜腿；镜框上设置有采集眼部状况的摄像头,镜腿和/或镜框上设置有EEG传感器,镜腿上设置有PPG生物传感器,镜腿和/或镜框上还设置有控制线路板、给控制线路板供电的电池、与控制线路板电性连接的无线通信模块；摄像头、EEG传感器、PPG生物传感器均与控制线路板电性连接,镜框上还设置有与控制线路板电性连接的红外测距仪或激光测距仪、温度传感器,温度传感器设置在镜框的靠近鼻侧眼角膜的位置,并同时公开了利用该智能眼镜监测用眼状况的方法。该发明通过多方面的监测,能全面了解用眼状况,做到健康安全的用眼。(The invention relates to intelligent glasses for monitoring eye use conditions and a monitoring method, wherein the intelligent glasses comprise a glasses frame and glasses legs arranged on the glasses frame; the glasses frame is provided with a camera for collecting eye conditions, the glasses legs and/or the glasses frame are provided with an EEG sensor, the glasses legs are provided with a PPG biosensor, and the glasses legs and/or the glasses frame are also provided with a control circuit board, a battery for supplying power to the control circuit board, and a wireless communication module electrically connected with the control circuit board; the camera, the EEG sensor and the PPG biosensor are all electrically connected with the control circuit board, the frame is further provided with an infrared distance meter or a laser distance meter and a temperature sensor which are electrically connected with the control circuit board, the temperature sensor is arranged at the position, close to the nose side eye cornea, of the frame, and meanwhile, the method for monitoring the eye condition by utilizing the intelligent glasses is disclosed. The eye-using condition can be comprehensively known through multi-aspect monitoring, and healthy and safe eye use is achieved.)

1. A smart eyewear for monitoring eye usage, comprising: comprises a spectacle frame and spectacle legs arranged on the spectacle frame; the glasses frame is provided with a camera for collecting eye conditions, the glasses legs and/or the glasses frame are provided with an EEG sensor, the glasses legs are provided with a PPG biosensor, and the glasses legs and/or the glasses frame are also provided with a control circuit board provided with a processor, a battery for supplying power to the control circuit board, and a wireless communication module electrically connected with the control circuit board; the camera, the EEG sensor and the PPG biosensor are all electrically connected with the control circuit board, the spectacle frame is further provided with an infrared distance meter or a laser distance meter and a temperature sensor which are electrically connected with the control circuit board, and the temperature sensor is arranged at the position, close to the nose side eye cornea, of the spectacle frame.

2. The intelligent glasses for monitoring the condition of the eyes as claimed in claim 1, wherein the glasses frame is provided with a photosensitive sensor electrically connected with the control circuit board on the outer surface corresponding to the forehead position.

3. The intelligent glasses for monitoring the condition of the eyes as claimed in claim 1, wherein the PPG biosensor comprises PPG electrodes disposed on the temple corresponding to the left and right temporal lobes and mastoid process positions, and the EEG sensor comprises EEG electrodes disposed on the inner surface of the frame corresponding to the forehead position and/or the temple near the ears and contacting with the skin.

4. The intelligent glasses for monitoring the condition of the eyes as claimed in claim 1, wherein the infrared distance meter is disposed outside the front surface of the glasses frame and adjacent to the position of the stub.

5. The intelligent glasses for monitoring the condition of the eyes as claimed in claim 1, wherein the processor is an MCU integrated chip integrated with a control camera, an EEG sensor, a PPG biosensor, an infrared distance meter and a temperature sensor.

6. The pair of smart glasses for monitoring the condition of the eyes as recited in claim 1, wherein the camera is disposed on the frame corresponding to the corner of the eye.

7. The intelligent glasses for monitoring the condition of the eyes as claimed in claim 1, wherein the glasses legs or the glasses frame are further provided with an alarm device electrically connected with the control circuit board.

8. A monitoring method for monitoring eye condition, characterized in that the intelligent glasses according to any one of claims 1 to 8 are used for monitoring,

s1, acquiring eye cornea images through a camera, transmitting the acquired information to a control circuit board, forming a cornea topographic map through analysis and processing of a processor on the control circuit board, extracting information of specified point positions on the cornea topographic map, obtaining parameter data of the actual condition of eyes through operation, and then comparing the parameter data with standard parameter data to obtain the condition of the eyes;

s2, measuring an emotion index by detecting brain waves using an EEG sensor;

s3, collecting autonomic nervous system data by using a PPG biosensor to perform fatigue identification;

s4, monitoring the eye distance by using an infrared distance meter;

s5, monitoring the temperature of the cornea close to the nose side by using a temperature sensor, and further judging the dryness and wetness conditions of the eyes;

and S6, controlling the processor on the circuit board to synthesize the monitored data, and analyzing and obtaining the actual eye use condition.

9. The method as claimed in claim 8, wherein the corneal topography is obtained by contour line method, the number of the designated points is 300-750, and the parameter data includes corneal surface irregularity index, corneal surface regularity index, simulated corneal astigmatism cylinder variation index, irregular astigmatism index, and corneal prediction vision parameter.

10. The method of claim 8, wherein the temperature sensor monitors the temperature of the cornea of the eye near the nose after 5 seconds and 10 seconds of opening.

Technical Field

The invention relates to intelligent glasses, in particular to intelligent glasses for monitoring eye use conditions and a monitoring method.

Background

Eyes are windows of soul, and in the era of rapid development of electronic products nowadays, people stare at the electronic products for a long time to cause certain damage to the eyes and a large amount of myopia. Some myopia prevention intelligent glasses that have now can realize the optics range finding, functions such as perception illumination intensity, but these myopia prevention intelligent glasses products ubiquitous two problems: 1. object-oriented are primarily children of low age under 14 years old; 2. whether the eye using mode of the teenagers is correct or not can be judged only through experience, whether eye fatigue exists or not can not be judged in real time according to the eye state of the user, health problems such as reduction, dry eyes and the like can be absorbed, and early prediction and screening of the eye conditions can not be carried out.

Disclosure of Invention

Aiming at the existing defects, the invention provides intelligent glasses for monitoring the eye condition and a monitoring method.

The technical scheme adopted by the invention for solving the technical problems is as follows: an intelligent glasses for monitoring eye condition comprises a glasses frame and glasses legs mounted on the glasses frame; the glasses frame is provided with a camera for collecting eye conditions, the glasses legs and/or the glasses frame are provided with an EEG sensor, the glasses legs are provided with a PPG biosensor, and the glasses legs and/or the glasses frame are also provided with a control circuit board provided with a processor, a battery for supplying power to the control circuit board, and a wireless communication module electrically connected with the control circuit board; the camera, the EEG sensor and the PPG biosensor are all electrically connected with the control circuit board, the spectacle frame is further provided with an infrared distance meter or a laser distance meter and a temperature sensor which are electrically connected with the control circuit board, and the temperature sensor is arranged at the position, close to the nose side eye cornea, of the spectacle frame.

Preferably, the mirror frame is provided with a photosensitive sensor electrically connected with the control circuit board on an outer surface corresponding to the forehead position.

Preferably, the PPG biosensor comprises PPG electrodes, the PPG electrodes are arranged on the temples corresponding to the positions of the left temporal lobe, the right temporal lobe and the mastoid, the EEG sensor comprises EEG electrodes, and the EEG electrodes are arranged on the inner surface of the glasses frame corresponding to the forehead position and/or the parts of the temples close to the ears and in contact with the skin.

Preferably, the infrared distance measuring instrument is arranged on the outer side of the front face of the mirror frame and is adjacent to the position of the pile head.

Preferably, the processor is an MCU integrated chip integrated with a control camera, an EEG sensor, a PPG biosensor, an infrared distance meter and a temperature sensor.

Preferably, the camera is disposed at a position on the frame corresponding to the corner of the eye.

Preferably, the glasses legs or the glasses frame are further provided with an alarm device electrically connected with the control circuit board.

A monitoring method for monitoring eye condition, which uses the intelligent glasses to detect,

s1, acquiring eye cornea images through a camera, transmitting the acquired information to a control circuit board, forming a cornea topographic map through analysis and processing of a processor on the control circuit board, extracting information of specified point positions on the cornea topographic map, obtaining parameter data of the actual condition of eyes through operation, and then comparing the parameter data with standard parameter data to obtain the condition of the eyes;

s2, measuring an emotion index by detecting brain waves using an EEG sensor;

s3, collecting autonomic nervous system data by using a PPG biosensor to perform fatigue identification;

s4, monitoring the eye distance by using an infrared distance meter;

s5, monitoring the temperature of the cornea close to the nose side by using a temperature sensor, and further judging the dryness and wetness conditions of the eyes;

and S6, controlling the processor on the circuit board to synthesize the monitored data, and analyzing and obtaining the actual eye use condition.

Preferably, the corneal topography is prepared by a contour line method, the number of the specified point positions is 300-750, and the parameter data comprises a corneal surface irregularity index, a corneal surface regularity index, a simulated corneal astigmatism column variation index, an irregular astigmatism index and a corneal predicted vision parameter.

Preferably, the temperature sensor monitors the temperature of the cornea of the eye near the nose after 5 seconds and 10 seconds of opening.

The invention has the beneficial effects that: the eye health monitoring system can comprehensively know the eye use condition in real time through multi-aspect monitoring, helps people to realize healthy and safe eye use, utilizes the camera to detect whether the user has symptoms of red and swollen eyes, slow eyeball movement, increased blinking frequency, reduced rate and the like to judge whether the user uses eye fatigue, simultaneously utilizes the EEG sensor and the PPG biosensor to analyze whether the user uses mental cognitive fatigue, avoids eye fatigue caused by mental fatigue, prevents the myopia problem of the user caused by too close distance through infrared distance measurement, monitors the temperature change of the cornea through the temperature sensor, assists in screening the eye health condition, and further improves the accuracy of monitoring and identification.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a block diagram of the schematic architecture of an embodiment of the present invention;

part names and serial numbers in the figure: the system comprises a frame 1, an alarm device 2, a glasses leg 3, a camera 4, an EEG sensor 5, a PPG biosensor 6, a control circuit board 60, a battery 61, a wireless communication module 62, a processor 7, an infrared distance meter 8, a temperature sensor 9 and a photosensitive sensor.

Detailed Description

For the purpose of more clearly illustrating the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments, for clear and complete description, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without inventive step, are within the scope of the present invention. In addition, directional terms used in the present invention, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer to directions only as shown in the attached drawings, and are used for better and clearer explanation and understanding of the present invention, and do not indicate or imply orientation which the present invention must have, and thus, should not be construed as limiting the present invention.

Embodiments of the invention are shown in fig. 1 and fig. 2, an intelligent glasses for monitoring eye conditions comprises a glass frame 1 and glasses legs 2 mounted on the glass frame 1, wherein the glass frame 1 can be of a half-frame or full-frame structure, and can be made of the existing materials for manufacturing the glass frame of the glasses, according to different requirements, the glass frame 1 can be provided with lenses with different functions, the glasses legs 2 are pivoted on the glass frame 1 through pile heads like the traditional glasses, the glasses legs 2 comprise left and right glasses legs, and the glass frame 1 also comprises left and right glasses frames; the glasses frame 1 is provided with a camera 3 for collecting eye conditions, the camera 3 adopts a miniature electronic camera, the glasses frames 1 at the left and right sides of the intelligent glasses are provided with the miniature electronic cameras, namely the miniature electronic cameras are arranged at the left upper part of the left glasses frame and the right upper part of the right glasses frame, the miniature electronic cameras transmit related information to the control circuit board 6 after collecting eye dynamic data, the camera 3 can be arranged at any position on the glasses frame 1, only the eye conditions can be collected, in order to collect the eye dynamic data, the camera 3 is arranged at a position corresponding to an eye corner on the glasses frame 1, namely a position obliquely above the eye corner, the vision is not influenced at the position, the eye state can be comprehensively monitored, the real-time state of the eyes is collected through the camera 3, so that the eye conditions are monitored in real time, the glasses legs 2 and/or the glasses frames 1 are provided with EEG sensors 4, the glasses leg 2 is provided with a PPG biosensor 5, the glasses leg 2 and/or the glasses frame 1 are further provided with a control circuit board 6 provided with a processor 62, a battery 60 for supplying power to the control circuit board 6, and a wireless communication module 61 electrically connected with the control circuit board 6, the EEG sensor 4 is an element sensitive to EEG signals, so that corresponding data can be better sensed and monitored, and related EEG signals are collected by combining an EEG technology, so that the fatigue, concentration and various emotion indexes of a user can be determined by collecting and analyzing multi-dimensional data of the body and mind of the user, the EEG sensor 4 comprises EEG electrodes, the EEG electrodes are arranged on the inner surface of the glasses frame 1 corresponding to the forehead position and/or the part of the glasses leg 2 close to the ears and in contact with the skin, namely the EEG electrodes can be arranged on the inner surface of the glasses frame 1 corresponding to the forehead position, the glasses can also be arranged at the positions, close to the ears and in contact with the skin, of the glasses legs 2, or the two positions are arranged at the same time, and the left and right glasses legs 2 are provided with electrodes, so that the result is more accurate; the PPG biosensor 5 is used for fatigue identification through a chip module sensitive to skin bioelectricity, and collecting data related to an autonomic nervous system by using a PPG technology, wherein the data comprise heart rate, blood oxygen, respiratory frequency and the like, at the moment, the PPG biosensor 5 comprises PPG electrodes, the PPG electrodes are arranged on the positions, corresponding to the temporal lobes and the mastoid process on the left side and the right side, of the glasses legs 2, namely the PPG electrodes are arranged on the left and the right glasses legs 2; the control circuit board 6 has circuits composed of different electronic components like a traditional control circuit board, the processor 62 is a data control processing center, such as an MCU, which is an MCU integrated chip integrated with a control camera, an EEG sensor, a PPG biosensor, an infrared distance meter and a temperature sensor, the integrated chip is used for connecting each sensor, plays a role of total control and is more beneficial to control, the control circuit board 6 is used as the control center of the glasses to control the operation of each module part, can be a soft circuit board to facilitate the installation of the control circuit board, and can also be a hard circuit board with a specific shape structure according to the set position, for convenience of control, a slide switch electrically connected with the control circuit board 6 can be arranged on the glasses legs 2, and the size is small; the battery 60 supplies power to each component to ensure the normal operation of the components, preferably a rechargeable lithium ion battery, which may be fixedly arranged on the control circuit board 6 and then arranged on the glasses legs 2 or the glasses frame 1, or detachably arranged on the glasses legs 2 or the glasses frame 1 and electrically connected with the control circuit board 6, so as to conveniently charge the glasses legs 2, a charging interface is arranged on the glasses legs 2, and the charging interface is a USB interface; wireless communication module 61 is used for wireless communication to connect intelligent terminal, it can set up as an organic whole with control circuit board 6, also can separately set up, both as long as the electrical property switches on can convey corresponding information can, wireless communication module just adopts current conventional module, for example bluetooth module or wiFi module etc., just can regulate and control each function through corresponding APP software on intelligent terminal, set up to the mode that is fit for oneself, connect the manipulation of cell-phone App, can carry out intellectuality, individualized function control and intervention, including the data acquisition cycle, then gather the multi-dimensional data in the aspect of user's mind according to intelligent glasses, show the relevant detailed data of mental power and pressure monitoring through the App, and calculate the score value of mental power and pressure through the model, and then can assist people's science to use the brain, the adjustment state. In order to solve the problem that the remote control communication connection is good and bad, an adjusting device electrically connected with the control circuit board 6 can be arranged on the glasses legs 2, corresponding parameters such as timing and acquisition period can be adjusted through the adjusting device, the adjusting device can adopt a touch screen at the moment, and then corresponding control programs are used for controlling; the camera 3, the EEG sensor 4 and the PPG biosensor 5 are electrically connected with a control circuit board 6, the glasses frame 1 is also provided with an infrared distance meter 7 or a laser distance meter and a temperature sensor 8 which are electrically connected with the control circuit board 6, the temperature sensor 8 is arranged at the position of the glasses frame 1 close to the cornea of the nose side eye, the infrared distance meter 7 is used for measuring the eye using distance of a user, when the distance is too close, a program matched with glasses can pop up an alarm, so as to prevent the short-sight or long-sight problem caused by the improper eye using distance of the user, the infrared distance meter is arranged at the outer side of the front surface of the glasses frame 1 and close to the position of a pile head, the left and right glasses frames 1 are both provided with the infrared distance meters 7, the light rays emitted by the infrared distance meters 7 at the two sides are converged at one point, so that the eye using distance can be detected better and more accurately, the glasses legs 2 or the glasses frame 1 are also provided with an alarm device 10 which is electrically connected with the control circuit board 6, the alarm device 10 can be embodied in any one of sound, light, electricity and vibration, so that the user can be directly reminded of the fact that the distance between the eyes is not correct visually, the temperature sensor 8 is used for monitoring the temperature change of the eye cornea and is arranged at the position, close to the nose side eye cornea, of the frame 1, for example, the nose support of the glasses is close to the eye cornea, the eye condition can be screened in an auxiliary mode through comparison with the temperature of the normal eye cornea, the accuracy of monitoring and identification is further improved, the temperature parameter of the normal eye cornea can be burnt in the processor 62 of the control circuit board 6 in advance by using a program, and the temperature sensor 8 is also arranged in two modes corresponding to the left eye cornea and the right eye cornea. Meanwhile, in order to avoid the glasses from sliding down, the anti-slip ear hooks used for fixing the glasses on the ears can be arranged on the glasses legs 2, and the anti-slip ear hooks are embedded into the ear recesses as the fixing devices, so that the glasses are more stable when being worn, and the glasses cannot slide down or fall down.

In a further improvement, as shown in fig. 1, the frame 1 is provided with a photosensitive sensor 9 electrically connected with the control circuit board 6 on the outer surface corresponding to the forehead position, the photosensitive sensor 9 is used for identifying ambient light, so that a user can be advised whether the current environment is suitable for work or reading, the left and right frames are respectively provided with one photosensitive sensor, and the brightness condition of the environment can be better judged, such as two sides of an EEG electrode, and the direction faces outwards.

A monitoring method for monitoring eye condition, using the intelligent glasses as described in any one of the above, S1, collecting the cornea image of the eye through the camera 3, transmitting the collected information to the control circuit board 6, forming the cornea topographic map through the analysis and processing of the processor 62 on the control circuit board 6, extracting the information of the appointed point position on the cornea topographic map and obtaining the parameter data of the actual condition of the eye through operation, then comparing with the standard parameter data to obtain the eye condition; the micro camera 3 detects whether the user has symptoms such as red and swollen eyes, slow eyeball movement, increased blinking frequency, reduced rate and the like to judge whether the user uses eyestrain, and simultaneously, the image collected by the micro camera forms a corneal topography map after being processed, the corneal topography map is formed by imaging the whole cornea, drawing a contour line and obtaining a plurality of data points on the surface of the cornea and calculating and analyzing the data points for accurately analyzing the shape and curvature change of the whole cornea, the corneal topography map is often used for analyzing regular astigmatism and irregular astigmatism of the cornea and judging the keratoconus in the clinical medicine field, the corneal topography map shot by calculating and analyzing can obtain indexes with obvious change when the xerophthalmia such as a corneal surface irregularity index (SAI), a corneal Surface Regularity Index (SRI), a simulated corneal astigmatism index (CYL), an Irregular Astigmatism Index (IAI) and a corneal prediction vision parameter and the like by a Principal Component Analysis (PCA) method, the average value of the dry eye group above SRI, SAI, CYL and PVA indexes is doubled compared with that of the control group, and the area under the ROC curve of the SRI diagnosis index reaches 0.818. Imaging the surface of the cornea, drawing by using a contour line method to obtain a corneal topography, extracting specific sites on the contour line, wherein the number of the specific sites is 300 to 750, preferably 700 data points, and obtaining parameters related to dry eye screening through algorithm operation;

s2, the EEG sensor 4 is used for detecting the brain waves to determine emotional indexes, the concentration degree of the user is analyzed, the user can work and learn efficiently, and physical and mental fatigue and impaired vision caused by long-term low-efficiency work are avoided;

s3, collecting autonomic nervous system data by using the PPG biosensor 5 to perform fatigue identification, and analyzing whether mental fatigue exists or not by matching with the EEG sensor 4 to avoid eye fatigue caused by the mental fatigue;

s4, monitoring the eye distance by using the infrared distance meter 7, measuring the eye distance of the user by using an infrared distance measuring method, and popping up an alarm by a program matched with glasses when the distance is too short so as to prevent the short-sighted or long-sighted problem caused by improper eye distance of the user;

s5, monitoring the temperature of the cornea close to the nose side by using the temperature sensor 8, and further judging the dryness and wetness conditions of the eyes; the temperature of the cornea of the eye is different between a dry eye group and a normal group, particularly the temperature of the cornea close to the nose side after 5 seconds and 10 seconds of opening the eye is different from that of a normal control group, so that the temperature sensor 8 monitors the temperature of the cornea close to the nose side after 5 seconds and 10 seconds of opening the eye, and is used for assisting screening, and further the accuracy of symptom identification is improved;

and S6, the processor 62 on the control circuit board 6 integrates the monitored data, analyzes and obtains the actual eye use condition. The practical condition of the eyes can be accurately known by integrating various monitoring data, the healthy and safe eyes can be further obtained, meanwhile, better suggestions such as diet therapy, eye exercise, sleep prompting, rest plans and the like can be provided according to the monitored eye conditions of the user through a system program matched with the intelligent glasses, or the corresponding mini-games developed by an EEG (electroencephalogram) system can be used for eye exercise and attention training by combining with eye movement recognition, so that the effect of training improvement can be achieved.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.