Self-service vision examination device

Abstract

The invention discloses a self-service vision examination device. The self-service vision examination device comprises a pavilion body, wherein an equipment board is arranged in the pavilion body anddivides the pavilion body into an equipment area and an examination area; the equipment area comprises a sighting mark projector, a controller, a printer, a display screen, a paper currency and coin slot machine and a keyboard; the examination area comprises an eye shielding plate, a seat and a glass door; a sampling port, a display screen window, a keyboard window, a sighting mark projector window, a door switch, an LED lamp and a loudspeaker are arranged on the equipment board; the seat comprises a seat support, a moving sleeve, a screw, a fixing sleeve, a base and a motor; a driving motor,a driving rod and an arc-shaped moving groove are arranged at the top end of the examination area; and the eye shielding plate comprises a shielding plate and a connecting rod, one end of the connecting rod is connected with the shielding plate, and the other end of the connecting rod is connected with the driving rod. The self-service vision examination device can be used for self-service visionexamination and provides different visual charts for different people, and the examination accuracy can be guaranteed by visual chart icons appearing randomly; the self-service vision examination device can adapt to people with different heights, and the seat is convenient to adjust; and the eye shielding plate automatically reaches a preset position to shield an examinee.

Description

technical field [0001] The invention relates to the technical field of medical assistance, in particular to a self-service visual inspection device. Background technique [0002] The currently more common near vision charts in my country are the Jaeger near vision chart and the standard vision chart (Xu Guangdi). The former table has 8 lines of different sizes, and each line has a number on the side, and the latter has the same style as the distance eye chart (international eye chart). Visual acuity is evaluated by shining light on the eye chart and observing the smallest unit on the eye chart that can be seen; usually when using the eye chart to check vision during physical examination, one of the eyes is covered by a hand-held blindfold, and now Some detection methods are time-consuming and labor-intensive, especially when the medical staff have a heavy workload during the collective vision examination; there are situations where the subjects memorize and guess the eye ch...

AI Technical Summary

Problems solved by technology

Visual acuity is evaluated by shining light on the eye chart and observing the smallest unit on the eye chart that can be seen; usually when using the eye chart to check vision during physical examination, one of the eyes is covered by a hand-held blindfold, and now Some detection methods are time-consuming and labor-intensive, especially when the medical staff have a heavy workload during the collective vision examination; there are situations where the subjects memorize and guess the eye chart, which will lead to wrong judgments by the medical staff and affect the test results; , due to the inability to understand the eye chart and the unclear expression of the children's eye chart, the medical staff cannot detect the visual acuity of the examinee; the examinee may emboss the other eye when testing one eye, resulting in another The result of the examination of one eye is inaccurate; it is difficult to respond to the national prevention and control of myopia among young people, especially in school areas, it is inconvenient to monitor the vision of students, so as to do it as soon as possible countermeasures

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