CN111863216A - Vision screening and managing system and method - Google Patents
Vision screening and managing system and method Download PDFInfo
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Abstract
The invention discloses a vision screening and managing system and a method, wherein the system comprises: the system comprises an eyesight tester, a cloud server, an eyesight test intelligent terminal and an examinee intelligent terminal; the vision inspection tester, the vision inspection intelligent terminal and the intelligent terminal of the examinee can respectively carry out bidirectional data communication with a cloud server, and the cloud server can remotely control the vision inspection tester; the vision inspection tester is used for the examinee to carry out self-service vision inspection, the inspection result is transmitted to the cloud server, and the inspection result can be further transmitted to the vision inspection intelligent terminal and the examinee intelligent terminal through the cloud server. The vision screening and managing system and method provided by the invention can realize self-service vision detection, and are convenient and quick; the invention can simultaneously carry out the rapid detection of the eyesight of a plurality of people, edit and arrange the personal information and the eyesight detection result of the detected person, is suitable for group eyesight detection and can inform the eyesight detection result of the detected person in time.
Description
Technical Field
The invention relates to the technical field of vision detection, in particular to a vision screening and managing system and method.
Background
Generally, in the vision examination, the light box visual chart for the vision examination is required to be hung 5m away from the front of an examinee, the examination can be completed only by the presence of at least one doctor or related personnel, and the size of the examination field is also required. In order to reduce the size of the detection field, the distance of vision detection can be reduced from 5m to about 1 m or less by adopting vision detection equipment by means of optical technology, so that the requirement of the vision detection on the field size is reduced. However, the existing vision detection devices usually detect individuals one by one, and when detecting a group with a large number of people, a plurality of vision detection devices need to be configured, but detection and arrangement of detection results are still performed independently among the devices, and the vision detection devices and the detection results thereof cannot be managed in a unified manner, so that the problems that the detection results are difficult to arrange and the detection is low when the plurality of vision detection devices are used for detecting the group are easily caused.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a vision screening and managing system and method for overcoming the above-mentioned shortcomings in the prior art.
The technical scheme adopted by the invention is as follows: there is provided a vision screening and management system comprising: the system comprises an eyesight tester, a cloud server, an eyesight test intelligent terminal and an examinee intelligent terminal;
The vision inspection tester, the vision inspection intelligent terminal and the intelligent terminal of the examinee can respectively carry out bidirectional data communication with the cloud server, and the cloud server can carry out remote control on the vision inspection tester;
the vision inspection tester is used for the examinee to perform self-service vision inspection, the inspection result is transmitted to the cloud server, the inspection result can be further transmitted to the vision inspection intelligent terminal and the examinee intelligent terminal through the cloud server, and the examinee can acquire the inspection result through the vision inspection intelligent terminal and/or the examinee intelligent terminal;
the intelligent terminal for vision examination can display, edit and manage the information of the examinees and the vision detection results of the examinees.
Preferably, the vision tester comprises a shell, an external display screen and a key module which are arranged on the shell, and an optical system, an internal display screen, a first communication module, a power supply module, an audio module and a core calculation module which are arranged in the shell;
the external display screen, the key module, the internal display screen, the first communication module, the power supply module and the audio module are all electrically connected with the core computing module.
Preferably, the internal display screen is used for displaying the sighting target, and the sighting target on the internal display screen can be observed by the examinee through the optical system; the observation distance of the sighting target on the internal display screen relative to the examinee is equivalent to the actual distance of 5 meters;
the optical system comprises a first positive lens, a first negative lens, a second positive lens, a third positive lens and a fourth positive lens which are sequentially arranged towards the direction of the internal display screen by a subject.
The first positive lens and the first negative lens form an eyepiece, the second positive lens, the third positive lens and the fourth positive lens form an objective lens, the distance between the first positive lens and the first negative lens is 0-5 mm, the distance between the first negative lens and the second positive lens is 50-150 mm, the distance between the second positive lens and the third positive lens is 0.1-10 mm, and the distance between the third positive lens and the fourth positive lens is 0.1-10 mm; the arrangement of the eyepiece, the objective lens and the internal display screen enables: the observation distance of the sighting target on the internal display screen relative to the examinee is equivalent to the actual distance of 5 meters;
the first positive lens and the second positive lens are both biconvex lenses;
The third positive lens is a meniscus lens, and the convex surface of the third positive lens faces the second positive lens;
the first negative lens is a meniscus lens, and the concave surface of the meniscus lens faces the first positive lens;
the fourth positive lens is a meniscus lens, and the concave surface of the fourth positive lens faces the third positive lens and the convex surface of the fourth positive lens faces the internal display screen.
Preferably, the key module is used for acquiring detection feedback information of the subject and transmitting the detection feedback information to the core computing module, and the core computing module analyzes the detection feedback information of the subject to obtain a vision detection result of the subject;
the vision detection result is displayed on the external display screen and is simultaneously broadcasted through the audio module, and the vision detection result is transmitted to the cloud server through the first communication module.
Preferably, the vision examination intelligent terminal comprises a central processing module, a display module, a second communication module and a vision examination data management module;
the vision examination intelligent terminal is in communication connection with the vision examination instrument through the cloud server;
the intelligent terminal for vision examination at least has the functions of checking and editing information of an examinee, checking and editing a vision detection result and associating the vision examination instrument.
Preferably, the examinee observes the optotype displayed on the internal display screen, inputs a feedback result through the key module, and when the feedback result of the examinee meets a certain correct rate or error rate, the vision tester finishes the test and obtains a vision test result through the analysis of the central processing module.
Preferably, the vision tester further comprises a first camera module and a first user characteristic acquisition module;
the intelligent terminal for eyesight examination further comprises a second camera module and a second user characteristic acquisition module.
Preferably, the first camera module and the second camera module are used for acquiring facial images of a subject;
the first user characteristic acquisition module and the second user characteristic acquisition module are fingerprint instruments used for inputting fingerprints of examinees.
The invention also provides a vision screening and managing method, which adopts the vision screening and managing system to rapidly screen and manage the vision of a plurality of people, and the method comprises the following steps:
1) before vision screening, all examinees input personal information through the vision examination intelligent terminal to form a personal file, all personal information data are uploaded to the cloud server to be stored, and the vision examination intelligent terminal establishes a unique ID for each examinee; the personal information at least comprises name, age and sex information of the examinee;
2) The intelligent terminal for vision examination counts the number of examinees, establishes a vision screening project, and sets a vision threshold of a vision screening standard, wherein the vision threshold comprises vision thresholds T respectively aiming at the left eyelAnd a vision threshold T for the right eyer；
3) Binding a plurality of the vision inspection instruments through the vision inspection intelligent terminal for the current vision screening project;
4) after the screening is started, the intelligent vision examination terminal distributes all the examinees to a plurality of vision examination instruments to queue for vision examination, the vision examination instruments prompt the examinees to carry out the vision examination of the left eye and the right eye in sequence through voice, the examinees observe the sighting marks displayed by the internal display screen and input feedback results through the key module, when the feedback results of the examinees meet a certain correct rate or error rate, the vision examination instruments finish the test, and the vision examination results are obtained through the analysis of the central processing module;
the vision detection result is displayed through the external display screen and is simultaneously broadcasted through the audio module, the first communication module transmits the vision detection result to the cloud server, and the cloud server transmits the vision detection result to the vision examination intelligent terminal;
5) On the intelligent terminal for vision examination, the display module displays the vision detection result and the user list through split screen display, an operator operates to perform data binding and uploading on the detected person and the vision detection result thereof, and marks the detected person as detected;
6) repeating the step 4-5), detecting the other examinees until the vision detection of all the examinees is completed, and entering the next step;
7) according to the screening standard set in the step 2), the central processing module screens out that the value of the left-eye vision is lower than TlAnd/or a right eye vision value below TrThe subject of (1), which is defined as a person with substandard vision; the central processing module marks people with visual failure to reach the standard as needing further detection, the cloud server informs the examinees through the examinee intelligent terminals, and meanwhile, preset visual health suggestions are sent; the intelligent terminals of the examinees are intelligent mobile phones which correspond to the examinees one by one;
8) and recording the further detection result of the examinee to be further detected into the intelligent vision examination terminal.
The invention also provides another vision screening and managing method, which utilizes the vision screening and managing system to rapidly screen and manage the vision of multiple persons, and the method comprises the following steps:
1) Before vision screening, all examinees input personal information through the vision examination intelligent terminal to form a personal file, all personal information data are uploaded to the cloud server to be stored, and the vision examination intelligent terminal establishes a unique ID for each person; the personal information at least comprises name, age, gender, fingerprint and facial image information of the examinee;
2) the intelligent terminal for vision examination counts the number of examinees and establishes a vision screening itemTo this end, a vision threshold value of a vision screening criterion is set, which includes a vision threshold value T for the left eye, respectivelylAnd a vision threshold T for the right eyer；
3) Binding a plurality of the vision inspection instruments through the vision inspection intelligent terminal for the current vision screening project;
4) after the screening is started, the intelligent vision examination terminal distributes all the examined people to a plurality of vision examination instruments to queue for vision examination; firstly, a subject collects fingerprints through a corresponding fingerprint instrument on the visual acuity tester, and a first camera module on the visual acuity tester automatically collects facial images of the subject;
the visual inspection tester prompts the examinee to perform visual inspection of the left eye and the right eye in sequence through voice, the examinee observes the sighting marks displayed by the internal display screen and inputs a feedback result through the key module, and when the feedback result of the examinee meets a certain correct rate or error rate, the visual inspection tester finishes the test and obtains a visual inspection result through analysis of the central processing module;
The vision detection result is displayed through the external display screen and is simultaneously broadcasted through the audio module;
5) the first communication module is used for packaging and transmitting the acquired fingerprint and image information of the examinee and the vision detection result of the examinee to the cloud server, the cloud server is matched with a personal file corresponding to the examinee and stored in the cloud server according to the fingerprint and image information of the examinee, the vision detection result of the examinee is stored in the personal file, and meanwhile, the cloud server is used for transmitting the personal file of the examinee and the vision detection result of the examinee to the vision detection intelligent terminal for displaying;
6) the vision examination intelligent terminal judges the received vision detection result of the examined person, if the examined person is in the vision screening project person, the vision detection result of the examined person is displayed through the display module, and the examined person is marked as detected in the vision examination intelligent terminal;
7) repeating the step 4-6), detecting the other examinees until the vision inspection intelligent terminal receives the vision inspection results of all the examinees in the vision screening project, and entering the next step;
8) According to the screening standard set in the step 2), the central processing module screens out that the value of the left-eye vision is lower than TlAnd/or a right eye vision value below TrThe subject of (1), which is defined as a person with substandard vision; the central processing module marks people with visual failure to reach the standard as needing further detection, the cloud server informs the examinees through the examinee intelligent terminals, and meanwhile, preset visual health suggestions are sent; the intelligent terminals of the examinees are intelligent mobile phones which correspond to the examinees one by one;
9) and recording the further detection result of the examinee to be further detected into the intelligent vision examination terminal.
The invention has the beneficial effects that: the vision screening and managing system and method provided by the invention can realize self-service vision detection, and are convenient and quick; the invention can simultaneously carry out the rapid detection of the eyesight of a plurality of people, edit and arrange the personal information and the eyesight detection result of the detected person, is suitable for group eyesight detection and can inform the eyesight detection result of the detected person in time; the invention can set vision screening standards, automatically judge vision conditions and give corresponding suggestions; the vision inspection system also has the functions of data uploading, analysis and identity verification, can automatically identify and match the information of the inspected person, can realize unified management of a plurality of vision inspection instruments and vision inspection results thereof, and can greatly improve the vision inspection efficiency.
Drawings
FIG. 1 is a schematic illustration of a vision screening and management system of the present invention;
FIG. 2 is a schematic diagram of the principle structure of the vision tester of the present invention;
FIG. 3 is a schematic diagram of an optical path structure of the optical system of the present invention;
fig. 4 is a view of a display interface of a vision test result of the display module in embodiment 2 of the present invention.
Description of reference numerals:
1-internal display screen; 2-an optical system; 3, a power supply module; 4-a first communication module; 5-external display screen; 6-an audio module; 7-a key module; 8-power interface; 9-outer shell.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can practice the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-2, a vision screening and managing system of this embodiment includes: the system comprises an eyesight tester, a cloud server, an eyesight test intelligent terminal and an examinee intelligent terminal;
the vision inspection tester, the vision inspection intelligent terminal and the intelligent terminal of the examinee can respectively carry out bidirectional data communication with the cloud server, and the cloud server can carry out remote control on the vision inspection tester;
The vision inspection tester is used for the examinee to perform self-service vision inspection, the inspection result is transmitted to the cloud server, the inspection result can be further transmitted to the vision inspection intelligent terminal and the examinee intelligent terminal through the cloud server, and the examinee can acquire the inspection result through the vision inspection intelligent terminal and/or the examinee intelligent terminal;
the intelligent terminal for vision examination can display, edit and manage the information of the examinee and the vision detection result of the examinee.
The visual inspection tester comprises a shell 9, an external display screen 5 and a key module 7 which are arranged on the shell 9, an optical system 2, an internal display screen 1, a first communication module 4, a power supply module 3, an audio module 6 and a core computing module (not shown in figure 3) which are arranged inside the shell 9; the external display screen 5, the key module 7, the internal display screen 1, the first communication module 4, the power supply module 3 and the audio module 6 are all electrically connected with the core computing module. The internal display screen is used for displaying the sighting target, and the sighting target on the internal display screen can be observed by the examinee through the optical system 2; the viewing distance of the optotype on the inner display screen 1 relative to the subject corresponds to an actual distance of 5 meters. The optical system 2 makes the size of the sighting mark on the internal display screen 1 according to the GB-11533-2011 standard and the size of the E sighting mark at the distance of 5m, so that the observation effect of a user can be equivalent to the observation of the sighting mark at the distance of 5 m.
The internal display screen 1 and the external display screen 5 can adopt a liquid crystal display screen, an LED display screen, a nixie tube display screen and the like. The vision tester also comprises a power supply module 3 and a power interface 8.
In a preferred embodiment, the optical system 2 includes a first positive lens 20, a first negative lens 21, a second positive lens 22, a third positive lens 23, and a fourth positive lens 24, which are arranged in this order by the subject toward the internal display screen 1. Wherein, first positive lens 20 and first negative lens 21 constitute the eyepiece, and second positive lens 22, third positive lens 23 and fourth positive lens 24 constitute objective, and the setting of eyepiece, objective, inside display screen 1 makes: the viewing distance of the optotype on the inner display screen 1 relative to the subject corresponds to an actual distance of 5 meters. The above arrangement can be understood as: when the examinee observes the sighting mark on the sighting mark display screen, the sighting mark is equivalent to observing a certain sighting mark on the national standard GB-11533-2011 standard visual acuity chart with the actual distance of 5 meters. Specifically, the distance of objective and sighting mark display screen is within one focus of system, under this condition, the sighting mark on inside display screen 1 will become upright virtual image under the effect of objective group, the examinee sees through the eyepiece and observes this virtual image, and further, the distance setting between eyepiece and objective makes the visual angle of this virtual image equal with the visual angle of observing a certain sighting mark on the outer standard visual acuity chart of 5 meters, under this condition, the examinee observes this sighting mark and is equivalent to a certain sighting mark on the standard visual acuity chart of 5 meters beyond observing the distance promptly.
In a further preferred embodiment, the first positive lens 20 and the second positive lens 22 are each biconvex lenses; the third positive lens 23 is a meniscus lens with its convex surface facing the second positive lens 22; the first negative lens 21 is a meniscus lens with its concave surface facing the first positive lens 20; the fourth positive lens 24 is a meniscus lens, with its concave surface facing the third positive lens 23 and its convex surface facing the internal display screen 1. Further, the distance between the first positive lens 20 and the first negative lens 21 is 0 to 5mm, the distance between the first negative lens 21 and the second positive lens 22 is 50 to 150mm, the distance between the second positive lens 22 and the third positive lens 23 is 0.1 to 10mm, and the distance between the third positive lens 23 and the fourth positive lens 24 is 0.1 to 10 mm. The above distance is expressed as a minimum distance between optical mirror surfaces of two adjacent mirror plates, for example, referring to fig. 3, a distance between the second positive lens 22 and the third positive lens 23 means: the minimum distance between the right side mirror surface of the second positive lens 22 and the left side mirror surface of the third positive lens 23. The above-mentioned lens distance and the distance of the internal display screen 1 are set so that the observation distance of the optotype on the internal display screen 1 with respect to the subject is set to be equivalent to the actual distance of 5 m. In this embodiment, the optical system 2 adopts a reverse design of a microscope, and can reduce the distance of visual detection from 5m to within 50cm by forming a screen (object) within 50cm as a virtual image at a distance of 5m from the human eyes, thereby being beneficial to the miniaturization of equipment.
In an alternative embodiment, the optical parameter table of the optical assembly 2 is shown in table 1 below, where OBJ denotes the object plane, STO denotes the stop plane, reference numbers 2-11 denote 10 optical surfaces (2 optical surfaces per lens) in the optical path shown in fig. 3 from the first positive lens 20 to the fourth positive lens 24, and IMA denotes the image plane.
TABLE 1
The key module 7 is used for acquiring detection feedback information of the examinee and transmitting the detection feedback information to the core computing module, and the core computing module analyzes the detection feedback information of the examinee to obtain a vision detection result of the examinee; the vision detection result is displayed through the external display screen 5, and is simultaneously broadcast and reported through the audio module 6, and the first communication module 4 transmits the vision detection result to the cloud server. For example, in one embodiment, the key module 7 includes up, down, left, right, and other types of keys for confirming five buttons or the same function, the internal display screen 1 displays the optotype images "E" of different sizes, the examinee selects the opening direction of "E" through the key module 7, and the optotype images of different sizes may respectively correspond to different optotype values according to the condition of "E" that the examinee can see. Further, when the user presses the direction to be consistent with the sighting mark display direction, the internal display screen 1 displays the next sighting mark, when the user meets a certain accuracy rate or error rate, the test is finished, the core calculation module analyzes the result to obtain a vision result, the result is displayed on the external display screen 5, and meanwhile, the voice module broadcasts the result, and data are transmitted out through the first communication module 4.
The intelligent terminal for visual inspection can be an intelligent device or a personal computer provided with operating systems such as windows, android, ios and the like, and comprises a central processing module, a display module, a second communication module and a visual inspection data management module; the intelligent terminal for visual inspection establishes communication connection with the visual inspection instrument through the cloud server; the intelligent terminal for vision examination at least has functions of checking and editing information of an examinee (such as functions of adding, deleting, changing and checking a user), checking and editing a vision examination result (such as functions of adding, deleting, changing and checking a vision examination result) and associating the vision examination instrument (such as binding with a specified vision examination instrument through a two-dimensional code or a machine number, displaying the detection result of the vision examination instrument and the like).
The foregoing is a general idea of the present invention, and more detailed embodiments thereof are provided below.
Example 1
In the embodiment, the cloud server is deployed on an Ali cloud platform, a windows server 2012 system is adopted, server software adopts IIS, and a database adopts MySQL 5.6; the intelligent terminal for vision examination adopts an Android tablet computer, and the version of an operating system is Android 5.1; the user intelligent terminal adopts an android smart phone and an apple smart phone; the intelligent terminal for vision examination adopts an android tablet computer, and the system version android is 7.0; the vision inspection instrument, the user intelligent terminal and the cloud server are in data transmission in a 4G communication mode, and the vision inspection intelligent terminal is in data transmission with the cloud server in a Wifi communication mode.
The power supply module 3 in the visual inspection tester is a 12V2.6A lithium battery pack, and the core computing module is an arm development board or an arduino development board. The key module 7 comprises five buttons of up, down, left and right and confirmation
The embodiment also provides a vision screening and managing method, which adopts the vision screening and managing system to rapidly screen and manage the vision of multiple persons, and comprises the following steps:
1) before vision screening, all examinees input personal information through a vision examination intelligent terminal to form a personal file, all personal information data are uploaded to a cloud server to be stored, and the vision examination intelligent terminal establishes a unique ID for each examinee; the personal information includes name, age and gender information of the subject;
2) the intelligent terminal for vision examination counts the number of examinees, establishes a vision screening project, and assumes that the total number of the examinees is 100 in the vision screening project for convenient description; setting a vision threshold for a vision screening criterion, the vision threshold comprising a vision threshold T for the left eye, respectivelyl4.5 and vision threshold T for right eyer＝4.8；
3) Binding 5 vision inspection instruments through the vision inspection intelligent terminal for the current vision screening project;
4) after screening begins, the intelligent terminal for vision examination divides all examined people into 5 groups, each group comprises 20 people, the 5 groups are respectively distributed to 5 vision examination instruments to be queued for vision examination, the vision examination instruments prompt the examined people to sequentially carry out the vision examination of the left eye and the right eye, the examined people observe sighting marks displayed on the internal display screen 1, corresponding buttons are pressed according to the opening direction of the sighting marks, two successive sighting marks of each level are correct, the next-level sighting mark is entered, two successive errors are stopped, and 5-division vision corresponding to the previous-level sighting mark is pressed as a vision examination result;
The vision detection result is displayed through an external display screen 5 and is simultaneously broadcasted through an audio module 6, the first communication module 4 transmits the vision detection result to a cloud server, and the cloud server transmits the vision detection result to a vision examination intelligent terminal;
5) on the intelligent terminal for vision examination, a display module displays a vision detection result and a user list through split screen display, an operator operates to perform data binding and uploading on the detected person and the vision detection result of the detected person, and marks the detected person as detected;
6) repeating the step 4-5), detecting the other examinees until the vision detection of all the examinees is completed, and entering the next step;
7) according to the screening standard set in the step 2), the central processing module screens out that the value of the left-eye vision is lower than TlAnd/or a right eye vision value below TrThe subject of (1), which is defined as a person with substandard vision; the central processing module marks people with visual acuity not meeting the standard as needing further detection, the cloud server informs the examinees through the examinee intelligent terminals, and meanwhile, preset visual acuity health suggestions are sent; the intelligent terminals of the examinees are intelligent mobile phones which correspond to the examinees one by one;
8) the examinee needing further detection can be further detected by other vision detection equipment such as a computer optometry instrument, a slit lamp, a fundus camera and the like, and the result of the further detection is recorded into the vision examination intelligent terminal.
Referring to fig. 3, a display interface of the vision inspection result of the display module of the intelligent terminal for vision inspection in this embodiment is shown.
Example 2
As a further improvement on the basis of embodiment 1, the difference is that the vision inspection tester in this embodiment further includes a first camera module and a first user feature acquisition module; the intelligent terminal for vision examination further comprises a second camera module and a second user characteristic acquisition module. The first camera module and the second camera module are used for acquiring facial images of a detected person and are 720P cameras; the first user characteristic acquisition module and the second user characteristic acquisition module are both push type fingerprint instruments used for inputting fingerprints of examinees.
The embodiment also provides a vision screening and managing method, which adopts the vision screening and managing system to rapidly screen and manage the vision of multiple persons, and comprises the following steps:
1) before vision screening, all examinees input personal information through a vision examination intelligent terminal to form a personal file, all personal information data are uploaded to a cloud server to be stored, and the vision examination intelligent terminal establishes a unique ID for each person; the personal information at least comprises the name, age, sex, fingerprint and facial image information of the examinee;
2) The intelligent terminal for vision examination counts the number of examinees, establishes a vision screening project, and assumes that the total number of the examinees is 100 in the vision screening project for convenient description; setting a vision threshold for a vision screening criterion, the vision threshold comprising a vision threshold T for the left eye, respectivelyl4.5 and vision threshold T for right eyer＝4.8；
3) Binding a plurality of vision inspection instruments through the vision inspection intelligent terminal for the current vision screening project;
after screening begins, the intelligent terminal for vision examination divides all examined people into 5 groups, each group comprises 20 people, the 5 groups are respectively distributed to 5 vision examination instruments to be queued for vision examination, the vision examination instruments prompt the examined people to sequentially carry out the vision examination of the left eye and the right eye, the examined people observe sighting marks displayed on the internal display screen 1, corresponding buttons are pressed according to the opening direction of the sighting marks, two successive sighting marks of each level are correct, the next-level sighting mark is entered, two successive errors are stopped, and 5-division vision corresponding to the previous-level sighting mark is pressed as a vision examination result;
4) after the screening starts, the intelligent terminal for vision examination divides all the examined people into 5 groups, 20 people in each group, and 5 groups are respectively distributed to 5 vision examination instruments to be queued for vision examination; firstly, an examinee acquires a fingerprint through a fingerprint instrument on a corresponding vision tester, and a first camera module on the vision tester automatically acquires a facial image of the examinee;
The visual inspection tester prompts the examinee to sequentially perform visual inspection of the left eye and the right eye by voice, the examinee observes visual targets displayed on the internal display screen 1, and presses the corresponding buttons according to the opening direction of the visual targets, two continuous visual targets at each level enter the visual targets at the next level if the visual targets are correct, two continuous errors stop, and 5-division visual targets corresponding to the visual targets at the previous level are pressed as visual inspection results;
the vision detection result is displayed through an external display screen 5 and is simultaneously broadcasted through an audio module 6;
5) the first communication module 4 packages and transmits the acquired fingerprint and image information of the examinee and the vision detection result of the examinee to the cloud server, the cloud server matches a personal file corresponding to the examinee and stored in the cloud server according to the fingerprint and image information of the examinee, the vision detection result of the examinee is stored in the personal file, and meanwhile, the cloud server transmits the personal file of the examinee and the vision detection result thereof to the vision examination intelligent terminal for display;
6) the vision examination intelligent terminal judges the received vision detection result of the examined person, if the examined person is in the vision screening project person, the vision detection result of the examined person is displayed through the display module, and the examined person is marked as detected in the vision examination intelligent terminal;
7) Repeating the step 4-6), detecting the other examinees until the vision inspection intelligent terminal receives the vision detection results of all the examinees in the vision screening project, and entering the next step;
8) according to the screening standard set in the step 2), the central processing module screens out that the value of the left-eye vision is lower than TlAnd/or a right eye vision value below TrThe subject of (1), which is defined as a person with substandard vision; the central processing module marks people with visual acuity not meeting the standard as needing further detection, the cloud server informs the examinees through the examinee intelligent terminals, and meanwhile, preset visual acuity health suggestions are sent; the intelligent terminals of the examinees are intelligent mobile phones which correspond to the examinees one by one;
9) the examinee needing further detection can be further detected by other vision detection equipment such as a computer optometry instrument, a slit lamp, a fundus camera and the like, and the result of the further detection is recorded into the vision examination intelligent terminal.
While embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application of the invention, and further modifications may readily be effected by those skilled in the art, so that the invention is not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.
Claims (10)
1. A vision screening and management system, comprising: the system comprises an eyesight tester, a cloud server, an eyesight test intelligent terminal and an examinee intelligent terminal;
the vision inspection tester, the vision inspection intelligent terminal and the intelligent terminal of the examinee can respectively carry out bidirectional data communication with the cloud server, and the cloud server can carry out remote control on the vision inspection tester;
the vision inspection tester is used for the examinee to perform self-service vision inspection, the inspection result is transmitted to the cloud server, the inspection result can be further transmitted to the vision inspection intelligent terminal and the examinee intelligent terminal through the cloud server, and the examinee can acquire the inspection result through the vision inspection intelligent terminal and/or the examinee intelligent terminal;
the intelligent terminal for vision examination can display, edit and manage the information of the examinees and the vision detection results of the examinees.
2. The vision screening and management system of claim 1, wherein the vision tester includes a housing, an external display and key module disposed on the housing, and an optical system, an internal display, a first communication module, a power supply module, an audio module, a core computing module disposed inside the housing;
The external display screen, the key module, the internal display screen, the first communication module, the power supply module and the audio module are all electrically connected with the core computing module.
3. The vision screening and management system of claim 2, wherein the internal display screen is configured to display optotypes, and the optotypes on the internal display screen are viewable by the subject through the optical system; the observation distance of the sighting target on the internal display screen relative to the examinee is equivalent to the actual distance of 5 meters;
the optical system comprises a first positive lens, a first negative lens, a second positive lens, a third positive lens and a fourth positive lens which are sequentially arranged towards the direction of the internal display screen by a subject.
The first positive lens and the first negative lens form an eyepiece, the second positive lens, the third positive lens and the fourth positive lens form an objective lens, the distance between the first positive lens and the first negative lens is 0-5 mm, the distance between the first negative lens and the second positive lens is 50-150 mm, the distance between the second positive lens and the third positive lens is 0.1-10 mm, and the distance between the third positive lens and the fourth positive lens is 0.1-10 mm; the arrangement of the eyepiece, the objective lens and the internal display screen enables: the observation distance of the sighting target on the internal display screen relative to the examinee is equivalent to the actual distance of 5 meters;
The first positive lens and the second positive lens are both biconvex lenses;
the third positive lens is a meniscus lens, and the convex surface of the third positive lens faces the second positive lens;
the first negative lens is a meniscus lens, and the concave surface of the meniscus lens faces the first positive lens;
the fourth positive lens is a meniscus lens, and the concave surface of the fourth positive lens faces the third positive lens and the convex surface of the fourth positive lens faces the internal display screen.
4. The vision screening and management system of claim 3, wherein the key module is configured to acquire detection feedback information of the subject and transmit the information to the core computing module, and the core computing module analyzes the detection feedback information of the subject to obtain the vision detection result of the subject;
the vision detection result is displayed on the external display screen and is simultaneously broadcasted through the audio module, and the vision detection result is transmitted to the cloud server through the first communication module.
5. The vision screening and management system of claim 4, wherein the vision examination intelligent terminal comprises a central processing module, a display module, a second communication module and a vision examination data management module;
the vision examination intelligent terminal is in communication connection with the vision examination instrument through the cloud server;
The intelligent terminal for vision examination at least has the functions of checking and editing information of an examinee, checking and editing a vision detection result and associating the vision examination instrument.
6. The vision screening and managing system of claim 5, wherein the examinee observes the optotype displayed on the internal display screen, and inputs the feedback result through the key module, and when the feedback result of the examinee satisfies a certain correct rate or error rate, the vision tester finishes the test and obtains the vision test result through the analysis of the central processing module.
7. The vision screening and management system of claim 6, wherein the vision tester further comprises a first camera module and a first user characteristic acquisition module;
the intelligent terminal for eyesight examination further comprises a second camera module and a second user characteristic acquisition module.
8. The vision screening and management system of claim 7, wherein the first and second camera modules are configured to capture facial images of a subject;
the first user characteristic acquisition module and the second user characteristic acquisition module are fingerprint instruments used for inputting fingerprints of examinees.
9. A vision screening and management method for rapid screening and management of vision of a plurality of persons using the vision screening and management system as claimed in claim 6, the method comprising the steps of:
1) before vision screening, all examinees input personal information through the vision examination intelligent terminal to form a personal file, all personal information data are uploaded to the cloud server to be stored, and the vision examination intelligent terminal establishes a unique ID for each examinee; the personal information at least comprises name, age and sex information of the examinee;
2) the intelligent terminal for vision examination counts the number of examinees, establishes a vision screening project, and sets a vision threshold of a vision screening standard, wherein the vision threshold comprises vision thresholds T respectively aiming at the left eyelAnd a vision threshold T for the right eyer；
3) Binding a plurality of the vision inspection instruments through the vision inspection intelligent terminal for the current vision screening project;
4) after the screening is started, the intelligent vision examination terminal distributes all the examinees to a plurality of vision examination instruments to queue for vision examination, the vision examination instruments prompt the examinees to carry out the vision examination of the left eye and the right eye in sequence through voice, the examinees observe the sighting marks displayed by the internal display screen and input feedback results through the key module, when the feedback results of the examinees meet a certain correct rate or error rate, the vision examination instruments finish the test, and the vision examination results are obtained through the analysis of the central processing module;
The vision detection result is displayed through the external display screen and is simultaneously broadcasted through the audio module, the first communication module transmits the vision detection result to the cloud server, and the cloud server transmits the vision detection result to the vision examination intelligent terminal;
5) on the intelligent terminal for vision examination, the display module displays the vision detection result and the user list through split screen display, an operator operates to perform data binding and uploading on the detected person and the vision detection result thereof, and marks the detected person as detected;
6) repeating the step 4-5), detecting the other examinees until the vision detection of all the examinees is completed, and entering the next step;
7) according to the screening standard set in the step 2), the central processing module screens out that the value of the left-eye vision is lower than TlAnd/or a right eye vision value below TrThe subject of (1), which is defined as a person with substandard vision; the central processing module marks people with visual failure to reach the standard as needing further detection, the cloud server informs the examinees through the examinee intelligent terminals, and meanwhile, preset visual health suggestions are sent; the intelligent terminals of the examinees are intelligent mobile phones which correspond to the examinees one by one;
8) And recording the further detection result of the examinee to be further detected into the intelligent vision examination terminal.
10. A vision screening and management method for rapid screening and management of vision of a plurality of persons using the vision screening and management system as claimed in claim 8, the method comprising the steps of:
1) before vision screening, all examinees input personal information through the vision examination intelligent terminal to form a personal file, all personal information data are uploaded to the cloud server to be stored, and the vision examination intelligent terminal establishes a unique ID for each person; the personal information at least comprises name, age, gender, fingerprint and facial image information of the examinee;
2) the intelligent terminal for vision examination counts the number of examinees, establishes a vision screening project, and sets a vision threshold of a vision screening standard, wherein the vision threshold comprises vision thresholds T respectively aiming at the left eyelAnd a vision threshold T for the right eyer；
3) Binding a plurality of the vision inspection instruments through the vision inspection intelligent terminal for the current vision screening project;
4) after the screening is started, the intelligent vision examination terminal distributes all the examined people to a plurality of vision examination instruments to queue for vision examination; firstly, a subject collects fingerprints through a corresponding fingerprint instrument on the visual acuity tester, and a first camera module on the visual acuity tester automatically collects facial images of the subject;
The visual inspection tester prompts the examinee to perform visual inspection of the left eye and the right eye in sequence through voice, the examinee observes the sighting marks displayed by the internal display screen and inputs a feedback result through the key module, and when the feedback result of the examinee meets a certain correct rate or error rate, the visual inspection tester finishes the test and obtains a visual inspection result through analysis of the central processing module;
the vision detection result is displayed through the external display screen and is simultaneously broadcasted through the audio module;
5) the first communication module is used for packaging and transmitting the acquired fingerprint and image information of the examinee and the vision detection result of the examinee to the cloud server, the cloud server is matched with a personal file corresponding to the examinee and stored in the cloud server according to the fingerprint and image information of the examinee, the vision detection result of the examinee is stored in the personal file, and meanwhile, the cloud server is used for transmitting the personal file of the examinee and the vision detection result of the examinee to the vision detection intelligent terminal for displaying;
6) the vision examination intelligent terminal judges the received vision detection result of the examined person, if the examined person is in the vision screening project person, the vision detection result of the examined person is displayed through the display module, and the examined person is marked as detected in the vision examination intelligent terminal;
7) Repeating the step 4-6), detecting the other examinees until the vision inspection intelligent terminal receives the vision inspection results of all the examinees in the vision screening project, and entering the next step;
8) according to the screening standard set in the step 2), the central processing module screens out that the value of the left-eye vision is lower than TlAnd/or a right eye vision value below TrThe subject of (1), which is defined as a person with substandard vision; the central processing module marks people with visual failure to reach the standard as needing further detection, and the cloud server informs the detected people of the visual failure to reach the standard through the intelligent terminal of the detected peopleThe person simultaneously sends vision care suggestions preset; the intelligent terminals of the examinees are intelligent mobile phones which correspond to the examinees one by one;
9) and recording the further detection result of the examinee to be further detected into the intelligent vision examination terminal.
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