CN108852275A - A kind of medical visual chart - Google Patents
A kind of medical visual chart Download PDFInfo
- Publication number
- CN108852275A CN108852275A CN201810773995.3A CN201810773995A CN108852275A CN 108852275 A CN108852275 A CN 108852275A CN 201810773995 A CN201810773995 A CN 201810773995A CN 108852275 A CN108852275 A CN 108852275A
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- CN
- China
- Prior art keywords
- fixedly connected
- front side
- testing body
- eyesight testing
- visual chart
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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
- A61B3/028—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters
- A61B3/032—Devices for presenting test symbols or characters, e.g. test chart projectors
-
- 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
- A61B3/0008—Apparatus for testing the eyes; Instruments for examining the eyes provided with illuminating means
-
- 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
- A61B3/0016—Operational features thereof
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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)
- Eye Examination Apparatus (AREA)
Abstract
The invention discloses a kind of medical visual charts, including two pairs of rectangle mounting blocks, two pairs of rectangle mounting blocks front side surfaces are fixedly connected with eyesight testing body, the eyesight testing body front side surface is machined with rectangular recess, front side surface is fixedly connected with visual chart in the rectangular recess, the rectangular recess inner surface is machined with multiple circular mounting slots, LED lamp bead is embedded in each circular mounting slot, the eyesight testing body front side surface and be located at rectangular recess below be equipped with infrared ray range sensor, the eyesight testing body front side surface and be located at infrared ray range sensor on the right side of be equipped with indicator light, the eyesight testing body front side surface and it is located on the right side of rectangular recess and is fixedly connected with and is vertically arranged sliding rail, described be vertically arranged on sliding rail is equipped with No.1 automatically controlled dolly.The invention has the advantages that being conducive to give a test of one's eyesight, automatic effects are good, reduce medical worker's work load, and structure novel is easy to use, easy to operate, and use value is high.
Description
Technical field
The present invention relates to eyesights to detect articles field, especially a kind of medical visual chart.
Background technique
Visual chart is the chart for measuring eyesight, and functionally dividing has near vision test type, distant vision test chart.Visual chart is basis
What the principle at visual angle was formulated, it tests eyesight and is generally divided into two class of distant vision and near vision, distant vision mostly uses international standard eyesight
Table.
Although this patent 201520223370.1 can assist giving a test of one's eyesight, function is simple, and medical worker's hand
It is dynamic to point out character position, it uses very inconvenient.
What medicine detection visual chart used mainly checked is central vision, i.e. the recessed view of inspection macula retinae district center is quick
The clinical conditions of eye disease so as to easily and rapidly recognize the preliminary situation of visual function, are there is important meaning by degree,
Examinee needs eyesight status can be judged according to E word size, when prior art institute of traditional Chinese medicine tests eyesight apart from 5 meters of visual chart
By pointing out E word location manually, then examiner covers one eye eyeball and detects, and two people is needed to cooperate, and detection is more troublesome,
So design a kind of visual chart, can automatic Location, and have colour blindness detection function, guarantee the multiplicity of apparatus function
Property, therefore it is necessary that the present apparatus, which is arranged,.
Summary of the invention
The purpose of the present invention is to solve the above problems, devise a kind of medical visual chart.
Realize above-mentioned purpose the technical scheme is that, a kind of medical visual chart, including two pairs of rectangle mounting blocks, two pairs
The rectangle mounting blocks front side surface is fixedly connected with eyesight testing body, and it is recessed that the eyesight testing body front side surface is machined with rectangle
Slot, front side surface is fixedly connected with visual chart in the rectangular recess, and the rectangular recess inner surface is machined with multiple circles
Mounting groove, is embedded with LED lamp bead in each circular mounting slot, the eyesight testing body front side surface and to be located at rectangle recessed
It is set equipped with infrared ray range sensor, the eyesight testing body front side surface below slot and on the right side of infrared ray range sensor
There is an indicator light, the eyesight testing body front side surface and is located to be fixedly connected on the right side of rectangular recess and is vertically arranged sliding rail, it is described to be vertically arranged
No.1 automatically controlled dolly is installed, the No.1 automatically controlled dolly front side surface is fixedly connected with L shape mark post, the L shape mark on sliding rail
Bar rear side surface is fixedly connected with horizontal sliding rail, and No. two automatically controlled dollies are equipped on the horizontal sliding rail, described No. two automatically controlled small
Vehicle upper surface is fixedly connected with triangle instruction head, and the eyesight testing body rear side surface is fixedly connected with a pair of of bar shaped slideway,
Mobile sliding block is mounted on each bar shaped slideway, a pair of mobile sliding block rear side surface is fixedly connected with rectangle carrying
Plate, the rectangle loading plate front side surface are equipped with protanopia anerythrochloropsia and test table, and the eyesight testing body right lateral surface is equipped with miniature control
Device processed, the output end of the microcontroller by conducting wire respectively with LED lamp bead, infrared ray range sensor, indicator light, No.1
The input terminal of automatically controlled dolly and No. two automatically controlled dollies is electrically connected.
Each rectangle mounting blocks front side surface is threaded mounting hole, embedding in each threaded mounting hole
Equipped with the holding screw being connected with metope.
The eyesight testing body left-hand face is fixedly connected with stretch cord, and described stretch cord one end is fixedly connected with eyeshield
Cover.
The eyesight testing body front side surface is fixedly connected with the transparency protected shell to match with indicator light.
The eyesight testing body left-hand face and be located at stretch cord above be fixedly connected with the fold-type to match with cover glass
Hook.
The rectangle loading plate right lateral surface is fixedly connected with semicircle knob.
A kind of medical visual chart made using technical solution of the present invention, is conducive to give a test of one's eyesight, automatic effects are good, subtract
Small medical worker's work load, structure novel is easy to use, easy to operate, and use value is high.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of medical visual chart of the present invention；
Fig. 2 is a kind of main view of medical visual chart of the present invention；
Fig. 3 is a kind of top view of medical visual chart of the present invention；
In figure, 1, rectangle mounting blocks；2, eyesight testing body；3, visual chart；4, LED lamp bead；5, infrared ray range sensor；
6, indicator light；7, it is vertically arranged sliding rail；8, No.1 automatically controlled dolly；9, L shape mark post；10, horizontal sliding rail；11, triangle indicates head；12,
Bar shaped slideway；13, mobile sliding block；14, rectangle loading plate；15, protanopia anerythrochloropsia tests table；16, microcontroller；17, clamp screw
Nail；18, stretch cord；19, cover glass；20, transparency protected shell；21, fold-type is linked up with；22, semicircle knob；23, No. two automatically controlled small
Vehicle.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing, as shown in Figure 1-3, a kind of medical visual chart, including two pairs
Rectangle mounting blocks 1, two pairs of 1 front side surfaces of rectangle mounting blocks are fixedly connected with eyesight testing body 2, the eyesight testing body 2
Front side surface is machined with rectangular recess, and front side surface is fixedly connected with visual chart 3 in the rectangular recess, in the rectangular recess
Side surface is machined with multiple circular mounting slots, is embedded with LED lamp bead 4, the eyesight testing in each circular mounting slot
2 front side surface of body and be located at rectangular recess below be equipped with infrared ray range sensor 5,2 front side surface of eyesight testing body and
It is equipped with indicator light 6,2 front side surface of eyesight testing body and right positioned at rectangular recess on the right side of infrared ray range sensor 5
Side, which is fixedly connected with, is vertically arranged sliding rail 7, and described be vertically arranged on sliding rail 7 is equipped with No.1 automatically controlled dolly 8, before the No.1 automatically controlled dolly 8
Side surface is fixedly connected with L shape mark post 9, and 9 rear side surface of L shape mark post is fixedly connected with horizontal sliding rail 10, the horizontal cunning
No. two automatically controlled dollies 23 are installed on rail 10,23 upper surface of No. two automatically controlled dollies is fixedly connected with triangle instruction head 11,
2 rear side surface of eyesight testing body is fixedly connected with a pair of of bar shaped slideway 12, is mounted on each bar shaped slideway 12
Mobile sliding block 13, a pair of mobile 13 rear side surface of sliding block are fixedly connected with rectangle loading plate 14, the rectangle loading plate 14
Front side surface is equipped with protanopia anerythrochloropsia and tests table 15, and 2 right lateral surface of eyesight testing body is equipped with microcontroller 16, described miniature
The output end of controller 16 by conducting wire respectively with LED lamp bead 4, infrared ray range sensor 5, indicator light 6, No.1 automatically controlled dolly
8 and the input terminals of No. two automatically controlled dollies 23 be electrically connected；Each 1 front side surface of rectangle mounting blocks is threaded installation
Hole, embedded with the holding screw 17 being connected with metope in each threaded mounting hole；The 2 left side table of eyesight testing body
Face is fixedly connected with stretch cord 18, and described 18 one end of stretch cord is fixedly connected with cover glass 19；The 2 front side table of eyesight testing body
Face is fixedly connected with the transparency protected shell 20 to match with indicator light 6；2 left-hand face of eyesight testing body and be located at stretch cord
18 tops are fixedly connected with the fold-type hook 21 to match with cover glass 19；14 right lateral surface of rectangle loading plate is fixedly connected
There is semicircle knob 22.
The characteristics of the present embodiment is that two pairs of rectangle mounting blocks 1 are solid convenient for device for being fixedly connected with eyesight testing body 2
It is scheduled on metope, realizes measurement effect, the rectangular recess on eyesight testing body 2 passes through for carrying protection visual chart 3, LED lamp bead 4
Illuminating effect guarantees the clarity of visual chart 3, is conducive to detection viewing, infrared ray range sensor 5 is for detecting people and device
The distance between, it is advantageously implemented accurate measurement effect, indicator light 6 lights automatically realizes warning alert effect, convenient for automatic
Control measurement distance, the up and down motion of No.1 automatically controlled dolly 8 being vertically arranged on sliding rail 7 are conducive to that L shape mark post 9 is driven to move up and down, from
And control triangle instruction head 11 and indicate different size of E word, be conducive to the situation that gives a test of one's eyesight, L shape mark post 9 plays fixed support
Effect, No. two automatically controlled dollies 23 on horizontal sliding rail 10 move left and right, are conducive to that triangle instruction head 11 or so is driven to be directed toward
The E word of different directions, realization automatically point to effect, mitigate the work load of medical worker, a pair of of bar shaped slideway 12 is easy to remove
Sliding block 13 moves back and forth, and is conducive to the sliding of control rectangle loading plate 14, and the protanopia anerythrochloropsia test table 15 on rectangle loading plate 14 is opened up
It shows and, convenient for detection achromate, semicircle knob 22 is conducive to pull rectangle loading plate 14, and holding screw 17 is conducive to fill
It sets and is fixedly connected with metope, while being conducive to disassembly installation, stretch cord 18 is stretched for being fixedly connected with cover glass 19 convenient for control
Length, cover glass 19 is for blocking eye, and convenient for detection left and right eyesight, transparency protected shell 20 for protecting indicator light 6, hang by fold-type
Hook 21 is conducive to fixed suspension cover glass 19, is conducive to give a test of one's eyesight, and automatic effects are good, reduces medical worker's work load, knot
Structure is novel, easy to use, easy to operate, and use value is high.
In the present embodiment, programmable series mini controller 16 is installed first in the present apparatus, selects miniature control
The model WS2801 of device 16, is arranged commercial power interface on device, by the defeated of the power connection end of commercial power interface and microcontroller 16
Enter terminal electric connection, while the input terminal of commercial power interface and power supply line being electrically connected, by the model microcontroller 16
Five output terminals by conducting wire respectively with LED lamp bead 4, infrared ray range sensor 5, indicator light 6, No.1 automatically controlled dolly 8 and
The input terminal connection of No. two automatically controlled dollies 23.After those skilled in the art are programmed by microcontroller 16, the fully controllable each electricity of system
The job order of device, the specific working principle is as follows：Two pairs of rectangle mounting blocks 1 are surveyed for being fixedly connected with eyesight testing body 2, eyesight
The rectangular recess on body 2 is tried for carrying protection visual chart 3, multiple circular mounting slots are for installing protection LED lamp bead 4, LED light
Pearl 4 by illuminating effect guarantee visual chart 3 clarity, infrared ray range sensor 5 be used for detect between people and device away from
From, be advantageously implemented accurate measurement effect, when reaching specific range, indicator light 6 light realize warning alert effect, be vertically arranged cunning
The up and down motion of No.1 automatically controlled dolly 8 on rail 7 is conducive to that L shape mark post 9 is driven to move up and down, to control triangle instruction head 11
Indicate different size of E word, L shape mark post 9 plays the role of fixed support, convenient for being fixedly connected with horizontal sliding rail 10, horizontal sliding rail
No. two automatically controlled dollies 23 on 10 move left and right, and are conducive to the E word for driving triangle instruction head 11 or so to be pointed in different directions,
Described in be all made of one piece of eight AT89S52 as control core power inside No.1 automatically controlled dolly 8 and No. two automatically controlled dollies 23
Source drives special chip group using integrated stepper motor, and a pair of of bar shaped slideway 12 sliding block 13 easy to remove moves back and forth, has
Conducive to the sliding of control rectangle loading plate 14, when detecting colour blindness, hand-held semicircle knob 22 pulls out rectangle loading plate 14, at this time
Protanopia anerythrochloropsia test table 15 is shown, and the holding screw 17 being embedded in threaded mounting hole is conducive to device and the fixed company of metope
It connects, stretch cord 18 is for being fixedly connected with cover glass 19, and cover glass 19 is for blocking eye, and transparency protected shell 20 is for protecting instruction
Lamp 6, fold-type hook 21 are conducive to fixed suspension cover glass 19.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (6)
1. a kind of medical visual chart, including two pairs of rectangle mounting blocks (1), which is characterized in that before two pairs of rectangle mounting blocks (1)
Side surface is fixedly connected with eyesight testing body (2), and eyesight testing body (2) front side surface is machined with rectangular recess, the square
Front side surface is fixedly connected with visual chart (3) in connected in star, and the rectangular recess inner surface is machined with multiple circular mounting slots,
It is embedded with LED lamp bead (4), eyesight testing body (2) front side surface and recessed positioned at rectangle in each circular mounting slot
Equipped with infrared ray range sensor (5), eyesight testing body (2) front side surface and positioned at infrared ray range sensor below slot
(5) right side is fixedly connected with perpendicular equipped with indicator light (6), eyesight testing body (2) front side surface and on the right side of rectangular recess
It sets sliding rail (7), described be vertically arranged on sliding rail (7) is equipped with No.1 automatically controlled dolly (8), No.1 automatically controlled dolly (8) front side surface
It is fixedly connected with L shape mark post (9), L shape mark post (9) rear side surface is fixedly connected with horizontal sliding rail (10), the horizontal cunning
No. two automatically controlled dollies (23) are installed, No. two automatically controlled dollies (23) upper surface is fixedly connected with triangle instruction on rail (10)
Head (11), eyesight testing body (2) rear side surface are fixedly connected with a pair of of bar shaped slideway (12), each bar shaped slideway
(12) it is mounted on mobile sliding block (13), a pair of mobile sliding block (13) rear side surface is fixedly connected with rectangle loading plate
(14), rectangle loading plate (14) front side surface is equipped with protanopia anerythrochloropsia test table (15), table on the right side of the eyesight testing body (2)
Face is equipped with microcontroller (16), the output end of the microcontroller (16) by conducting wire respectively with LED lamp bead (4), infrared
Linear distance sensor (5), indicator light (6), No.1 automatically controlled dolly (8) and the input terminal of No. two automatically controlled dollies (23) are electrically connected.
2. a kind of medical visual chart according to claim 1, which is characterized in that on front side of each rectangle mounting blocks (1)
Surface is threaded mounting hole, is embedded with the holding screw being connected with metope in each threaded mounting hole
(17)。
3. a kind of medical visual chart according to claim 1, which is characterized in that eyesight testing body (2) left-hand face
It is fixedly connected with stretch cord (18), described stretch cord (18) one end is fixedly connected with cover glass (19).
4. a kind of medical visual chart according to claim 1, which is characterized in that eyesight testing body (2) front side surface
It is fixedly connected with the transparency protected shell (20) to match with indicator light (6).
5. a kind of medical visual chart according to claim 1, which is characterized in that eyesight testing body (2) left-hand face
And it is located at the fold-type hook (21) for being fixedly connected with above stretch cord (18) and matching with cover glass (19).
6. a kind of medical visual chart according to claim 1, which is characterized in that rectangle loading plate (14) right lateral surface
It is fixedly connected with semicircle knob (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810773995.3A CN108852275A (en) | 2018-07-15 | 2018-07-15 | A kind of medical visual chart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810773995.3A CN108852275A (en) | 2018-07-15 | 2018-07-15 | A kind of medical visual chart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108852275A true CN108852275A (en) | 2018-11-23 |
Family
ID=64301854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810773995.3A Pending CN108852275A (en) | 2018-07-15 | 2018-07-15 | A kind of medical visual chart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108852275A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110772216A (en) * | 2019-11-05 | 2020-02-11 | 西安交通大学医学院第一附属医院 | Angle regulator for double vision examination |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137114A (en) * | 2016-08-04 | 2016-11-23 | 刘德平 | A kind of medical treatment ophthalmic vision device for quick testing |
| CN206342458U (en) * | 2016-08-29 | 2017-07-21 | 十堰市太和医院 | A kind of device for eye test |
-
2018
- 2018-07-15 CN CN201810773995.3A patent/CN108852275A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137114A (en) * | 2016-08-04 | 2016-11-23 | 刘德平 | A kind of medical treatment ophthalmic vision device for quick testing |
| CN206342458U (en) * | 2016-08-29 | 2017-07-21 | 十堰市太和医院 | A kind of device for eye test |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110772216A (en) * | 2019-11-05 | 2020-02-11 | 西安交通大学医学院第一附属医院 | Angle regulator for double vision examination |
| CN110772216B (en) * | 2019-11-05 | 2022-06-07 | 西安交通大学医学院第一附属医院 | Angle regulator for double vision examination |
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| PB01 | Publication | ||
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Application publication date: 20181123 |