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Auxiliary vision testing device for Ophthalmology Department

A vision test and testing device technology, which is applied in the fields of eye testing equipment, applications, medical science, etc., can solve the problems of unable to obtain vision test results, unable to adjust and other problems, and achieve easy maintenance, convenient and quick adjustment, maintenance and repair. low cost effect

Inactive Publication Date: 2021-03-09
黄敏敏
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The main purpose of the present invention is to provide an auxiliary visual acuity test device for ophthalmology, which can effectively solve the problem that the visual acuity test devices in the background technology all adopt a fixed structure and cannot be adjusted, resulting in the inability to obtain accurate visual acuity test results

Method used

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  • Auxiliary vision testing device for Ophthalmology Department
  • Auxiliary vision testing device for Ophthalmology Department
  • Auxiliary vision testing device for Ophthalmology Department

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Embodiment Construction

[0022] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

[0023] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "another end" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, use a specific Azimuth configuration and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood ...

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Abstract

The invention discloses an auxiliary vision testing device for the Ophthalmology Department, and relates to the technical field of ophthalmic examination. The auxiliary vision testing device comprisesa bearing device, a lifting device, a testing device, a head fixing frame, a seat and a lighting device, the bearing device comprises a bearing bottom plate and a T-shaped sliding block, the liftingdevice comprises an outer rod and an inner rod, the testing device comprises a long fixing plate, the head fixing frame comprises a fixing block, the seat comprises a bearing base, the lower surface of the bearing base is connected to the upper surface of the bearing bottom plate, and the lighting device comprises a supporting column. According to the auxiliary vision testing device for the Ophthalmology Department, a to-be-tested person sits on the bearing base, the position suitable for the to-be-tested person is adjusted through the positions of an adjusting block and an adjusting cylinderin the head fixing frame, the distance between the to-be-tested person and a eye chart can be changed by sliding the T-shaped sliding block, and the whole device is additionally provided with the lighting device, so that the test result is more accurate, and accurate treatment on the to-be-tested person is guaranteed.

Description

technical field [0001] The invention relates to the technical field of ophthalmology detection, in particular to an auxiliary visual acuity test device for ophthalmology. Background technique [0002] The full name of ophthalmology is "eye disease specialist". Ophthalmology is a discipline that studies diseases that occur in the visual system, including the eyeball and its associated tissues. An eye chart is a chart used to measure vision. The eye charts used in China include: international standard eye chart, eye chart logarithmic eye chart, etc. The eye chart is formulated based on the principle of visual angle. Visual acuity checks are generally divided into two categories: distance vision and near vision. International standard eye charts are mostly used for distance vision. This chart is composed of "E" characters with openings of different sizes and directions. The eye chart used in medical testing mainly checks the central vision, that is, checks the central visual...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B3/032
CPCA61B3/032
Inventor 黄敏敏
Owner 黄敏敏
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