CN212032507U

CN212032507U - Dual-purpose simulation eye structure

Info

Publication number: CN212032507U
Application number: CN202020673008.5U
Authority: CN
Inventors: 蒋乐雅; 林雪儿; 丁涵琪
Original assignee: Changzhou Health Vocational And Technical School
Current assignee: Changzhou Health Vocational And Technical School
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-11-27
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a dual-purpose simulation eye structure belongs to eye sight technical field, be in including a main part section of thick bamboo and peg graft inner tube in a main part section of thick bamboo, be provided with in the main part section of thick bamboo with the inserting groove of inner tube looks adaptation, the front end of a main part section of thick bamboo is fixed and is provided with the chassis, the fixed eyepiece that is provided with on the chassis, the fixed test glass piece groove that is provided with on the eyepiece, a main part section of thick bamboo is in inner tube the place ahead is provided with the inserted sheet groove, it has the inserted sheet fastener to peg graft on the inserted sheet groove, be provided with the eye ground photo in the inserted sheet fastener, inserted sheet groove front end distance the horizontal distance on. The utility model discloses, reform transform on the used simulation eye basis of traditional shadow checking, simulate the relevant parameter of normal people's eye as far as, through increasing removable eye ground picture to the cost of minimum realizes that shadow optometry and eye ground inspection unite two into one.

Description

Dual-purpose simulation eye structure

Technical Field

The utility model relates to a simulation eye especially relates to a dual-purpose simulation eye structure, belongs to eye sight technical field.

Background

The examination vision is an important means for the ophthalmology clinician and the eye vision practitioner to carry out objective examination vision, the simulation eye made by simplifying the optical parameters of the eye at present is the only equipment for the operation and training of the examination vision technology, the equipment can simulate the eye examination vision effect of different refractive states (myopia, emmetropia and hyperopia) under the condition of different pupil sizes, however, the eye fundus examination by using a direct or indirect ophthalmoscope is lack of a training model all the time, the ophthalmoscopy is a necessary means for examining the eye fundus disease, and is also the most convenient and fast eye fundus examination method for clinical application, but has higher technical requirements for operators, the examination of the ophthalmoscope is mainly carried out by mutual examination and mutual viewing among students at present, but the mode mainly has the following important defects: the strong light of the ophthalmoscope is not suitable for too long time to irradiate the fundus, because the strong light possibly causes light damage to the retina, and the skilled grasp of the examination may require more than half a year of training; under the mydriasis state, the eyeground in a wider range can be seen clearly, but the intraocular pressure is possibly increased by mydriasis of the medicine, 6-8 hours are needed for the pupil to recover, short-distance reading and working cannot be performed in the process, discomfort such as photophobia and the like is obvious, the study and life of students are seriously affected, and all mechanisms are not qualified for mydriasis operation; even if the eyeground is observed, most of the eyegrounds of students are normal, and if the abnormal eyeground cannot be observed, the degree of grasp of the students is difficult to judge.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a dual-purpose simulation eye structure simulates the relevant parameter of normal people's eyes as far as possible, and through increasing removable eye ground picture to the cost of minimum realizes that shadow test optometry and eye ground inspection unite two into one.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a dual-purpose simulation eye structure, includes a main part section of thick bamboo and pegs graft inner tube in the main part section of thick bamboo, be provided with in the main part section of thick bamboo with the inserting groove of inner tube looks adaptation, the front end of a main part section of thick bamboo is fixed and is provided with the facing chassis, the fixed eyepiece that is provided with on the facing chassis, the fixed test glass groove that is provided with on the eyepiece, a main part section of thick bamboo is in inner tube the place ahead is provided with the inserted sheet groove, it has the inserted sheet fastener to peg graft on the inserted sheet groove, be provided with the eye ground photo in the inserted sheet fastener, inserted sheet groove front end apart from.

Preferably, the rear end of the inner cylinder is fixedly provided with a rim.

Preferably, the fundus picture is a concave spherical picture.

Preferably, sealing rubber strips are arranged on two sides of the inserting piece clamping piece.

Preferably, the color of the sealing rubber strip is black.

Preferably, the color of the main body cylinder is black, the color of the inner cylinder is silver white, and diopter scales are arranged on the outer surface of the inner cylinder.

Preferably, an elastic rubber pad is arranged on the periphery of the outer surface of the inner cylinder.

Preferably, a chassis is arranged below the main body cylinder, the chassis is connected with the main body cylinder through a support rod, one end of the support rod is hinged with the main body cylinder, and the other end of the support rod is rotatably connected with the chassis.

The utility model has the advantages of:

1. the innovative work is improved on the basis of simulating eyes used by the traditional shadow examination, relevant parameters of normal eyes of the human are simulated as far as possible, and the combination of the shadow examination and the eye ground examination is realized at the minimum cost by adding a replaceable eye ground picture.

2. The current situation that the eye ground examination training is done with the real person to the tradition is changed, can be convenient develop the eye ground examination training and examine through this model.

3. The work is improved on the simulated eye for optometry, has low cost and small occupied space, can be used for optometry and eyeground examination, and has dual purposes.

4. The eye fundus picture is replaceable and renewable, so that eye fundus examination training is not limited to normal eye fundus any more, and the eye fundus examination training is closer to clinic, and the butt joint of courses and employment post requirements is tighter.

Description of the drawings;

FIG. 1 is a side cross-sectional structural schematic view of a main body cartridge and an inner cartridge of a preferred embodiment of a dual-purpose simulated eye structure according to the present invention;

FIG. 2 is a schematic cross-sectional view of a main body cartridge in accordance with a preferred embodiment of the dual-purpose simulated eye structure of the present invention;

FIG. 3 is a schematic perspective view of a main body cartridge according to a preferred embodiment of the dual-purpose simulated eye structure of the present invention;

FIG. 4 is a schematic perspective view of an insert fastener according to a preferred embodiment of the dual-purpose simulated eye structure of the present invention;

FIG. 5 is a front cross-sectional structural view of a stationary barrel in accordance with a preferred embodiment of the dual-purpose simulated eye structure of the present invention;

fig. 6 is a schematic side view of a preferred embodiment of a dual-purpose simulated eye structure according to the present invention.

In the figure: 1-main body cylinder, 2-inner cylinder, 3-inserting groove, 4-gasket base plate, 401-ocular, 402-test lens groove, 5-inserting groove, 6-inserting piece fastener, 7-edge, 8-elastic rubber pad, 9-base plate, 10-support rod, 61-sealing rubber strip and 62-fundus picture.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-6, the dual-purpose simulated eye structure provided by this embodiment includes a main body tube 1 and an inner tube 2 inserted in the main body tube 1, an insertion groove 3 adapted to the inner tube 2 is provided in the main body tube 1, a patch base plate 4 is fixedly provided at the front end of the main body tube 1, an eyepiece 401 is fixedly provided on the patch base plate 4, a test lens groove 402 is fixedly provided on the eyepiece 401, an insertion sheet groove 5 is provided in front of the inner tube 2 in the main body tube 1, an insertion sheet fastener 6 is inserted in the insertion sheet groove 5, an eyeground photo 62 is provided in the insertion sheet fastener 6, and the horizontal distance from the front end of the insertion sheet groove 5 to the patch base plate 4 is 24 mm;

in the case of a shadowgraph inspection:

inserting the insert clamping piece 6 into the insert groove 5 to seal the insert groove 5, inserting the inner cylinder 2 into the main body cylinder 1, drawing the inner cylinder 2 to the required diopter scale to adjust diopter so as to simulate the myopia, emmetropia or hyperopia states, matching with a direct or indirect image examination mirror and a lens box to carry out image examination operation, inserting lenses with different degrees into the test lens groove 402 until a neutral point is found, and finally, subtracting the diopter generated by the working distance from the lens degrees;

at the time of fundus examination:

the inner cylinder 2 is pulled to the farthest end, the required fundus picture 62 is selected and fixed on the inserting piece clamping piece 6, the inserting piece clamping piece 6 is inserted into the inserting piece groove 5, the total dark environment in the eyes is simulated, the fundus examination of the large pupil and the small pupil can be carried out by matching with the direct or indirect ophthalmoscope, the examination accuracy is judged according to the matching degree of the examination result described by the examiner and the inserted fundus picture 62,

the device can be used for performing optometry and fundus examination.

In this embodiment, as shown in fig. 1, the front end of the sliding cylinder 22 is fixedly provided with the edge 7, and the edge 7 facilitates pulling the sliding cylinder 22 to adjust diopter.

In this embodiment, the fundus picture 62 is a foveal surface picture, and a laser scanning fundus picture of a common eye disease is made, printed at the same scale, and made into a foveal surface picture 62.

In this embodiment, as shown in fig. 4, sealing rubber strips 61 are arranged on both sides of the insertion piece clamping piece 6, the color of each sealing rubber strip 61 is black, the black sealing rubber strips 61 make the joint of the insertion piece clamping piece 6 and the insertion piece groove 5 not to leak light, and the shading effect is better during fundus examination.

In this embodiment, the colour of a main part section of thick bamboo is black, guarantees the inside complete black environment of a main part section of thick bamboo 1, and the colour silvery white of inner tube, and is provided with the diopter scale on the 2 surfaces of inner tube, is convenient for control diopter.

In this embodiment, as shown in fig. 5, an elastic rubber pad 8 is disposed around the outer surface of the inner cylinder 2, so that the inner cylinder 2 and the insertion groove 3 are connected more firmly.

In this embodiment, as shown in fig. 6, a chassis 9 is disposed below the main body tube 1, the chassis 9 is connected to the main body tube 1 through a support rod 10, one end of the support rod 10 is hinged to the main body tube 1, the other end of the support rod 10 is rotatably connected to the chassis 9, and different viewing angles can be adjusted by adjusting the support rod 10.

In this embodiment, as shown in fig. 1 to 6, the dual-purpose simulated eye structure provided by this embodiment is used as follows:

in the case of a shadowgraph inspection:

inserting the inner cylinder 2 into the main body cylinder 1, adjusting diopter by drawing the inner cylinder 2 to simulate near-sighted, emmetropic or far-sighted states, matching with a direct or indirect image examination mirror and a lens box to carry out image examination operation, inserting lenses with different degrees into the insert groove 5 until a neutral point is found, and finally subtracting the diopter generated by the working distance from the lens degree;

at the time of fundus examination:

the inner cylinder 2 is pulled out, the required fundus picture 62 is selected to be fixed on the inserting piece clamping piece 6, the inserting piece clamping piece 6 is inserted into the inserting piece groove 5, meanwhile, the bottom of the device is sleeved and sealed, the full dark environment in the eyes is simulated, the direct or indirect ophthalmoscope is matched, the fundus examination of the large pupil and the small pupil can be carried out, and the accuracy of the examination is judged according to the examination result described by an examiner and the matching degree of the inserted fundus picture 62.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. A dual-purpose simulated eye structure, characterized in that: the eye patch device is characterized by comprising a main body barrel (1) and an inner barrel (2) inserted in the main body barrel (1), wherein an insertion groove (3) matched with the inner barrel (2) is formed in the main body barrel (1), a patch base plate (4) is fixedly arranged at the front end of the main body barrel (1), an ocular lens (401) is fixedly arranged on the patch base plate (4), a test lens groove (402) is fixedly arranged on the ocular lens (401), an insertion sheet groove (5) is formed in the front of the inner barrel (2), an insertion sheet clamping piece (6) is inserted into the insertion sheet groove (5), an eye fundus picture (62) is arranged in the insertion sheet clamping piece (6), and the front end of the insertion sheet groove (5) is away from the horizontal distance of the patch base plate (4) and is 24 mm.

2. A dual-purpose simulated eye structure as claimed in claim 1, wherein: the rear end of the inner cylinder (2) is fixedly provided with a rim (7).

3. A dual-purpose simulated eye structure as claimed in claim 1, wherein: the fundus picture (62) is a concave spherical picture.

4. A dual-purpose simulated eye structure as claimed in claim 1, wherein: and sealing rubber strips (61) are arranged on two sides of the inserting piece clamping piece (6).

5. The dual-purpose simulated eye structure of claim 4, wherein: the color of the sealing rubber strip (61) is black.

6. A dual-purpose simulated eye structure as claimed in claim 1, wherein: the color of the main body cylinder (1) is black, the color of the inner cylinder (2) is silvery white, and diopter scales are arranged on the outer surface of the inner cylinder (2).

7. A dual-purpose simulated eye structure as claimed in claim 1, wherein: an elastic rubber pad (8) is arranged on the outer surface of the inner cylinder (2) in a circle.

8. A dual-purpose simulated eye structure as claimed in claim 1, wherein: a chassis (9) is arranged below the main body barrel (1), the chassis (9) is connected with the main body barrel (1) through a supporting rod (10), one end of the supporting rod (10) is hinged to the main body barrel (1), and the other end of the supporting rod (10) is rotatably connected with the chassis (9).