CN109394167B - Strabismus automatic detection mechanism and inspection tester with same - Google Patents
Strabismus automatic detection mechanism and inspection tester with same Download PDFInfo
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- CN109394167B CN109394167B CN201811447610.0A CN201811447610A CN109394167B CN 109394167 B CN109394167 B CN 109394167B CN 201811447610 A CN201811447610 A CN 201811447610A CN 109394167 B CN109394167 B CN 109394167B
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- 208000004350 Strabismus Diseases 0.000 title claims abstract description 30
- 238000007689 inspection Methods 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 20
- 238000012360 testing method Methods 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 9
- 229910002027 silica gel Inorganic materials 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000006185 dispersion Substances 0.000 abstract description 3
- 238000011161 development Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000011521 glass Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000000007 visual effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004424 eye movement Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 208000018137 Extraocular muscle disease Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 201000005743 paralytic squint Diseases 0.000 description 1
- 208000028254 paralytic strabismus Diseases 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/08—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing binocular or stereoscopic vision, e.g. strabismus
- A61B3/085—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing binocular or stereoscopic vision, e.g. strabismus for testing strabismus
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Eyeglasses (AREA)
- Eye Examination Apparatus (AREA)
Abstract
The invention discloses an automatic strabismus detection mechanism and an inspection instrument with the same, comprising a shell and an ocular lens arranged on the shell, wherein a lens mechanism which is positioned on the same axis with the ocular lens is arranged in the shell; wherein, the lens mechanism is provided with a rotating mechanism for adjusting the refraction angle. The invention has the beneficial technical effects that the lens mechanism consists of a lens mechanism and automatically controls to generate 0-50 prism degrees; the volume is small, the weight is light, and the weight of the prism block can be light as the prism block made of common glass; the manufacturing cost is low, which is about one fifth of the price of the row mirrors. Therefore, the invention can be popularized and applied, can greatly improve various devices and instruments based on the prism spectroscopic detection or dispersion principle, and is beneficial to the development of related devices and instruments to the intelligent direction.
Description
Technical Field
The invention relates to the technical field of eye vision inspection, in particular to an automatic strabismus detection mechanism, an inspection instrument with the same and an inspection method.
Background
Strabismus refers to the fact that eyes cannot watch a target at the same time, and belongs to extraocular muscle diseases, and can be divided into two categories, namely common strabismus and paralytic strabismus. Conventional strabismus examination methods include examination of binocular vision function, refraction examination, measurement of eye position and strabismus angle, eye movement examination, and the like, and whether strabismus is a condition can be judged by eye appearance examination, vision examination and refraction examination, coverage test, examination of eye movement, and strabismus angle examination methods.
Further, it is common to use a triple prism for oblique inspection. Triangular prisms are transparent bodies or optical instruments with triangular cross sections. Since the triple-shuttle mirror has a characteristic of being able to shift a passing light beam toward its tip and to disperse a complex color light when passing through, it is applied to a squint inspection.
Presently, there are two forms of triple prisms on the urban surface: one is a block prism, the prism power can be any number from 1 to 80 prism degrees, and one prism has only one prism degree and cannot change the power. The other is a prism row type prism, namely a transparent prism row with a stepped appearance, which is formed by combining a plurality of prism blocks with different prism degrees according to the order of the prism degrees from small to large, wherein the prism degree of each prism block is fixed.
In the case of dispersion, spectroscopic test or inspection of strabismus eyes using a prism, a plurality of block prisms or prism-changing lens rows are often required to obtain satisfactory results. The defects of large number of triple prisms or large whole volume, inconvenient use, high cost and the like exist.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an automatic strabismus detection mechanism, an inspection instrument with the mechanism and an inspection method, and particularly realizes continuous refractive angle adjustment through a lens mechanism and a rotating mechanism, and realizes intelligent strabismus inspection to the maximum extent by shooting and outputting visual data through a data acquisition device.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the automatic strabismus detection mechanism comprises a shell and an ocular lens arranged on the shell, wherein a lens mechanism which is positioned on the same axis as the ocular lens is arranged in the shell; wherein, the lens mechanism is provided with a rotating mechanism for adjusting the refraction angle.
The lens mechanism comprises a first lens group, a second lens group, a movable connecting piece and filling liquid, wherein the first lens group and the second lens group are respectively arranged at two ends of the movable connecting piece, and an internal closed space is formed by the first lens group, the second lens group and the movable connecting piece; the rotating mechanism is connected with the second lens group, and when the rotating mechanism rotates, the second lens group synchronously rotates; the filling liquid is filled in the closed space.
The first lens group consists of a first sealing cover and a first lens arranged in the first sealing cover, and the second lens group consists of a second sealing cover and a second lens arranged in the second sealing cover; the movable connecting piece is respectively in sealing connection with the first sealing cover and the second sealing cover; the rotating mechanism is connected with the second sealing cover.
The rotating mechanism comprises a motor, a worm wheel, a rotating seat and a synchronous belt, wherein two ends of the synchronous belt are respectively sleeved on a rotating shaft of the motor and one end of the worm, the worm wheel is in meshing connection with the worm, and the rotating seat is arranged at the bottom of the worm wheel; the second lens group is connected with the rotating seat.
As a preferable technical scheme, the movable connecting piece can be a silica gel sleeve; the filler fluid may be a silicone oil.
As another embodiment of the present invention:
the utility model provides a strabismus inspection instrument with strabismus automated inspection mechanism, includes the shell that comprises preceding shell and back shell, set up in inner shell in the shell and with the window that eyepiece position corresponds is equipped with:
the data acquisition device is used for collecting and analyzing the obtained vision test data and outputting the vision test data;
the covering device is arranged on one side of the lens mechanism and is at least used for shielding the monocular, so that the other monocular is ensured to be tested;
and the control device is used for controlling the lens mechanism, the covering device and the data acquisition device to work cooperatively.
The data acquisition device comprises at least one camera and a plurality of guide lamps, wherein the camera and the guide lamps are respectively arranged in the inner shell; the camera, the ocular and the lens mechanism are positioned on the same axis, and the guide lamps are distributed and arranged in an outward circumferential manner by taking the camera as a circle center.
It should be noted that, cover device includes rotation motor, shielding plate and limit sensor, rotation motor's pivot is connected with the shielding plate, be equipped with spacing on the shielding plate, works as the shielding plate state is opened or is shielded, spacing is located limit sensor is interior.
The control device comprises a microprocessor and a display screen, wherein the microprocessor is respectively and electrically connected with the lens mechanism, the covering device and the data acquisition device; the display screen is used for displaying the test data.
As an inspection method of the inspection apparatus of the present invention:
a method of inspection of a strabismus inspection machine, the method comprising the steps of:
s1, observing through a window by two eyes, and looking at a data acquisition device through a lens mechanism;
s2, the shielding device shields the monocular which does not need to be detected, and the other detected monocular gazes at the data acquisition device;
s3, starting the lens mechanism and adjusting the refraction angle according to the requirement;
s4, the data acquisition device collects the visual data of the single eye to be detected;
and S5, outputting the collected data.
The flicker guide lamp of the data acquisition device is watched by the single eye to be detected in the examination;
it should be further noted that the refraction angle may be continuously adjusted multiple times.
The invention has the beneficial technical effects that,
1. the lens mechanism consists of a lens mechanism and automatically controls and generates 0-50 prism degrees;
2. the volume is small, the weight is light, and the weight of the prism block can be light as the prism block made of common glass;
3. the manufacturing cost is low, which is about one fifth of the price of the row mirrors.
Therefore, the invention can be popularized and applied, can greatly improve various devices and instruments based on the prism spectroscopic detection or dispersion principle, and is beneficial to the development of related devices and instruments to the intelligent direction.
Drawings
FIG. 1 is a schematic view of a lens mechanism and a rotating mechanism according to the present invention;
FIG. 2 is an exploded view of the structure of FIG. 1;
FIG. 3 is a schematic structural view of the rotating mechanism in FIGS. 1 and 2;
FIG. 4 is a schematic diagram of the structure of the strabismus inspection instrument of the present invention;
FIG. 5 is a front view of the inner housing of FIG. 4;
fig. 6 is a schematic view of the cover device of fig. 4.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, wherein the following examples are provided on the premise of the present technical solution, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the examples.
As shown in fig. 1, the invention is an automatic strabismus detection mechanism, comprising a shell 1 and an eyepiece 2 arranged on the shell 1, wherein a lens mechanism 3 which is positioned on the same axis as the eyepiece 2 is arranged in the shell 1; wherein the lens mechanism 3 is provided with a rotating mechanism 4 for adjusting the refraction angle.
Further, in order to meet the requirement of quick inspection, the lens mechanism, the rotating mechanism and the ocular lens may be arranged in pairs.
Further, as shown in fig. 2, the lens mechanism 3 includes a first lens group 31, a second lens group 32, a movable connecting piece 5 and a filling liquid, wherein the first lens group 31 and the second lens group 32 are respectively disposed at two ends of the movable connecting piece 5, and an internal closed space is formed by the first lens group 31, the second lens group 32 and the movable connecting piece 5; the rotating mechanism 4 is connected with the second lens group 32; the filling liquid is filled in the closed space.
Further, as shown in fig. 2, the first lens group 31 is composed of a first sealing cover 311 and a first lens 312 mounted therein, and the second lens group 32 is composed of a second sealing cover 321 and a second lens 322 mounted therein; the movable connecting piece 5 is respectively in sealing connection with the first sealing cover 311 and the second sealing cover 321; the rotating mechanism 4 is connected with the second sealing cover 321.
As a preferable technical scheme, the movable connecting piece can be a silica gel sleeve; the filler fluid may be a silicone oil.
In the above structure, when the rotating mechanism rotates, the second lens group rotates synchronously. Because the soft material of the silica gel sleeve is arranged between the first lens group and the second lens group, when the second lens group rotates, the first lens group cannot rotate.
As shown in fig. 3, the rotation mechanism 4 includes a motor 41, a worm 43, a worm wheel 44, a rotation seat 45, and a synchronous belt 46, wherein two ends of the synchronous belt 46 are respectively sleeved on a rotation shaft 42 of the motor 41 and one end of the worm 43, the worm wheel 44 is in meshing connection with the worm 43, and the rotation seat 45 is arranged at the bottom of the worm wheel 44; the second lens group is connected with the rotating seat 45.
As another embodiment of the present invention:
as shown in fig. 4, a strabismus inspection instrument with a strabismus automatic detection mechanism, which comprises an outer housing composed of a front outer housing 100 and a rear outer housing 101, an inner housing 102 provided in the outer housing, and a window 103 corresponding to the position of the eyepiece 2, is provided with:
the data acquisition device is used for collecting and analyzing the obtained vision test data and outputting the vision test data;
the covering device 6 is arranged on one side of the lens mechanism 3 and is at least used for shielding one eye and ensuring that the other eye is tested;
and the control device is used for controlling the cooperation of the lens mechanism 3, the covering device 6 and the data acquisition device.
Further, as shown in fig. 4 and 5, the data acquisition device includes at least one camera 7 and a plurality of guide lamps 8, where the camera and the guide lamps are respectively disposed in the inner shell; the camera, the ocular and the lens mechanism are positioned on the same axis, and the guide lamps are distributed and arranged in an outward circumferential manner by taking the camera as a circle center.
Further, as shown in fig. 6, the covering device 6 includes a rotating motor 61, a covering plate 62 and a limit sensor 63, the rotating shaft of the rotating motor 61 is connected with the covering plate 62, a limit bar 621 is disposed on the covering plate 62, and when the covering plate 62 is opened or covered, the limit bar 621 is located in the limit sensor 63.
As shown in fig. 4, the control device includes a microprocessor and a display screen 104, and the microprocessor is electrically connected with the lens mechanism, the cover device and the data acquisition device respectively; the display screen 104 is used for displaying the test data.
It should be noted that the lens mechanism is preferably located between the front outer housing and the inner housing.
As a preferable technical scheme, the invention can also be provided with a mandibular lifting device, and the height of the head of a user can be adjusted by the mandibular lifting device, so that the mandibular lifting device is suitable for different crowd requirements.
As an inspection method of the inspection apparatus of the present invention:
a method of inspection of a strabismus inspection machine, the method comprising the steps of:
s1, observing through a window by two eyes, and looking at a data acquisition device through a lens mechanism;
s2, the shielding device shields the monocular which does not need to be detected, and the other detected monocular gazes at the data acquisition device;
s3, starting the lens mechanism and adjusting the refraction angle according to the requirement;
s4, the data acquisition device collects the visual data of the single eye to be detected;
and S5, outputting the collected data.
The flicker guide lamp of the data acquisition device is watched by the single eye to be detected in the examination;
it should be further noted that the refraction angle may be continuously adjusted multiple times.
Examples
The user places the chin on the mandibular lifting device, starts the power supply, selects eyes to be inspected (for example, eyes are inspected according to the sequence), at this time, the cover plate of the cover device rotates upwards until the limit strip is perpendicular to the limit sensor, so that eyes which do not need to be inspected (or wait for inspection) are shielded;
further, the checked eyes observe the lens mechanism through the window and watch the data acquisition device, after the checking is started, a plurality of guide lamps on the data acquisition device flash under a certain mode, the checked eyes of the user continuously follow the guide lamps flashing at different positions, and at the moment, the camera shoots the video data;
furthermore, the lens mechanism can adjust 0-50 prism degrees under the action of the rotating mechanism, specifically, when the motor rotating shaft of the rotating mechanism rotates, the worm is driven to rotate through the synchronous belt, and as the worm is in meshing connection with the worm wheel, the worm wheel synchronously rotates, so that the lens mechanism connected with the rotating seat is further driven; furthermore, as the silica gel sleeve is connected between the first lens group and the second lens group of the lens mechanism, the first lens group is not influenced when the rotating seat drives the second lens group to rotate; furthermore, as a closed space is formed among the first lens group, the second lens group and the silica gel sleeve, and silica gel oil is filled in the closed space, when the second lens rotates (vertical angle changes), light is refracted, and finally the change of the refraction angle is realized.
Finally, after the eye to be inspected is inspected, the data acquisition device outputs data to the controller and displays the data on the display screen through the controller.
Various modifications and variations of the present invention will be apparent to those skilled in the art in light of the foregoing teachings and are intended to be included within the scope of the following claims.
Claims (7)
1. The automatic strabismus detection mechanism comprises a shell and an ocular lens arranged on the shell, and is characterized in that a lens mechanism which is positioned on the same axis as the ocular lens is arranged in the shell; wherein the lens mechanism is provided with a rotating mechanism for adjusting the refraction angle; the lens mechanism comprises a first lens group, a second lens group, a movable connecting piece and filling liquid, wherein the first lens group and the second lens group are respectively arranged at two ends of the movable connecting piece, and an inner closed space is formed by the first lens group, the second lens group and the movable connecting piece; the rotating mechanism is connected with the second lens group, and when the rotating mechanism rotates, the second lens group synchronously rotates; the filling liquid is filled in the closed space; wherein the movable connecting piece is a silica gel sleeve; the filling liquid is silica gel oil, and the silica gel sleeve is arranged between the first lens group and the second lens group, so that the first lens group cannot rotate when the second lens group rotates.
2. The automatic strabismus detecting mechanism of claim 1, wherein the first lens group is constituted by a first sealing cover and a first lens mounted therein, and the second lens group is constituted by a second sealing cover and a second lens mounted therein; the movable connecting piece is respectively in sealing connection with the first sealing cover and the second sealing cover; the rotating mechanism is connected with the second sealing cover.
3. The strabism automatic detection mechanism according to claim 1 or 2, wherein the rotation mechanism comprises a motor, a worm wheel, a rotation seat and a synchronous belt, two ends of the synchronous belt are respectively sleeved on a rotating shaft of the motor and one end of the worm, the worm wheel is in meshing connection with the worm, and the rotation seat is arranged at the bottom of the worm wheel; the second lens group is connected with the rotating seat.
4. A strabismus inspection instrument having the strabismus automatic detection mechanism of claim 1, comprising an outer shell composed of a front outer shell and a rear outer shell, an inner shell arranged in the outer shell and a window corresponding to the eyepiece position, characterized in that
The data acquisition device is used for collecting and analyzing the obtained vision test data and outputting the vision test data;
the covering device is arranged on one side of the lens mechanism and is at least used for shielding the monocular, so that the other monocular is ensured to be tested;
and the control device is used for controlling the lens mechanism, the covering device and the data acquisition device to work cooperatively.
5. The strabismus inspection instrument of claim 4, wherein the data acquisition device comprises at least one camera and a plurality of guide lamps, and the camera and the plurality of guide lamps are respectively arranged in the inner shell; the camera, the ocular and the lens mechanism are positioned on the same axis, and the guide lamps are distributed and arranged in an outward circumferential manner by taking the camera as a circle center.
6. The strabism inspection instrument according to claim 4, wherein the cover device comprises a rotating motor, a cover plate and a limit sensor, the rotating shaft of the rotating motor is connected with the cover plate, a limit strip is arranged on the cover plate, and the limit strip is positioned in the limit sensor when the cover plate is opened or shielded.
7. The strabismus inspection instrument of claim 4, wherein the control device comprises a microprocessor and a display screen, the microprocessor being electrically connected to the lens mechanism, the covering device and the data acquisition device, respectively; the display screen is used for displaying the test data.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16/630,516 US11291363B2 (en) | 2018-11-29 | 2018-11-29 | Inspection instrument with automatic strabismus detection mechanism, and inspection method thereof |
| CN201811447610.0A CN109394167B (en) | 2018-11-29 | 2018-11-29 | Strabismus automatic detection mechanism and inspection tester with same |
| JP2020522299A JP7083894B2 (en) | 2018-11-29 | 2018-12-17 | Automatic strabismus detection mechanism |
| PCT/CN2018/121574 WO2020107545A1 (en) | 2018-11-29 | 2018-12-17 | Inspection instrument with automatic strabismus detection mechanism, and inspection method thereof |
| EP18941932.8A EP3888526A4 (en) | 2018-11-29 | 2018-12-17 | Inspection instrument with automatic strabismus detection mechanism, and inspection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447610.0A CN109394167B (en) | 2018-11-29 | 2018-11-29 | Strabismus automatic detection mechanism and inspection tester with same |
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| Publication Number | Publication Date |
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| CN109394167A CN109394167A (en) | 2019-03-01 |
| CN109394167B true CN109394167B (en) | 2023-08-29 |
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| CN201811447610.0A Active CN109394167B (en) | 2018-11-29 | 2018-11-29 | Strabismus automatic detection mechanism and inspection tester with same |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112806954A (en) * | 2021-02-08 | 2021-05-18 | 上海交通大学医学院附属第九人民医院 | Full-automatic eye deviation degree inspection instrument and eye deviation degree inspection method |
| CN113576395A (en) * | 2021-07-05 | 2021-11-02 | 温州医科大学附属眼视光医院 | Inspection tester for rotating strabismus |
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| KR20100058117A (en) * | 2008-11-24 | 2010-06-03 | (주)다비치안경체인 | Korean-style optometry method |
| CN201642758U (en) * | 2010-05-07 | 2010-11-24 | 中山大学中山眼科中心 | Instrument for training and examining accommodation and convergence of eyes |
| CN104367298A (en) * | 2013-08-14 | 2015-02-25 | 陶冶 | Full automatic synoptophore |
| TWM522700U (en) * | 2016-03-03 | 2016-06-01 | de-qing Chen | Laser ranging perspective oblique angle measurement device |
| CN106725280A (en) * | 2016-12-22 | 2017-05-31 | 首都医科大学附属北京同仁医院 | A kind of slant visibility measurement apparatus |
| WO2018030818A1 (en) * | 2016-08-10 | 2018-02-15 | 인제대학교 산학협력단 | Automatic strabismus measurement apparatus |
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2018
- 2018-11-29 CN CN201811447610.0A patent/CN109394167B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1552298A (en) * | 2003-05-27 | 2004-12-08 | 林超群 | Adjustable prism eyesight training device |
| KR20100058117A (en) * | 2008-11-24 | 2010-06-03 | (주)다비치안경체인 | Korean-style optometry method |
| CN201642758U (en) * | 2010-05-07 | 2010-11-24 | 中山大学中山眼科中心 | Instrument for training and examining accommodation and convergence of eyes |
| CN104367298A (en) * | 2013-08-14 | 2015-02-25 | 陶冶 | Full automatic synoptophore |
| TWM522700U (en) * | 2016-03-03 | 2016-06-01 | de-qing Chen | Laser ranging perspective oblique angle measurement device |
| WO2018030818A1 (en) * | 2016-08-10 | 2018-02-15 | 인제대학교 산학협력단 | Automatic strabismus measurement apparatus |
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