CN109497926A - A kind of vision testing method - Google Patents
A kind of vision testing method Download PDFInfo
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- CN109497926A CN109497926A CN201811616391.4A CN201811616391A CN109497926A CN 109497926 A CN109497926 A CN 109497926A CN 201811616391 A CN201811616391 A CN 201811616391A CN 109497926 A CN109497926 A CN 109497926A
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- detection device
- astigmatism
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- eyeball
- eyesight
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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
- A61B3/0285—Phoropters
-
- 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
- A61B3/0075—Apparatus for testing the eyes; Instruments for examining the eyes provided with adjusting devices, e.g. operated by control lever
-
- 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
- A61B3/0083—Apparatus for testing the eyes; Instruments for examining the eyes provided with means for patient positioning
-
- 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
- A61B3/036—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters for testing astigmatism
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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 vision testing methods, which comprises the positional relationship of eyesight the detection device adjustment and patient's eyeball, and lock onto target position；The eyesight detection device is switched to the target prism in first gear using gear transmission technology, axis of astigmatism detection is carried out to patient's eyeball, the first numerical value of axis of astigmatism is recorded, and calculation process is carried out to first numerical value, exports the result of axis of astigmatism；The eyesight detection device switches the cylindrical mirror in second gear using gear transmission technology, astigmatism degree detection is carried out to patient's eyeball, the second value of astigmatism degree is recorded, and calculation process is carried out to the second value, exports the result of astigmatism degree.The axis of astigmatism for the patient that the present invention is measured by above-mentioned vision testing method and the accuracy of astigmatism degree and precision are higher, simplify the operability of implementation process.
Description
Technical field
The present invention relates to intelligent medical treatment technical field more particularly to a kind of vision testing methods for astigmatism.
Background technique
With the high speed development of social economy, life stress is increased, people's excess eye-using, cause eyesight therewith substantially under
Drop, such as myopia, astigmatism, strabismus.It is that patient is badly in need of or medical other than preventing and alleviating, wherein it is essential that
Carry out optometry.Currently, our the optometry levels of domestic hospitals are irregular, mostly conventional optometry is many times difficult to make just
Really and accurately judge, especially astigmatism detects, including astigmatism degree and axis of astigmatism.Therefore, it is necessary to pass through one kind
Accuracy and all higher astigmatism detection method of precision or astigmatism detection device solve the above problems, to meet current social
Demand.
Summary of the invention
The present invention cannot achieve the accurate of near-sighted optometry to solve general vision testing method or technology in the prior art
The problem of spending provides a kind of vision testing method.
To achieve the goals above, the present invention takes following technical proposals: a kind of vision testing method, the method application
In at least one eyesight detection device, which comprises the positional relationship of eyesight the detection device adjustment and patient's eyeball,
And lock onto target position；The eyesight detection device is switched to the target prism in first gear using gear transmission technology, right
Patient's eyeball carries out an axis of astigmatism detection, and records the first numerical value of axis of astigmatism；The eyesight detection device benefit
With Digital Signal Processing, calculation process is carried out to first numerical value, and exports the result of axis of astigmatism；The eyesight inspection
Measurement equipment switches the cylindrical mirror in second gear using gear transmission technology, carries out an astigmatism degree inspection to patient's eyeball
It surveys, and records the second value of astigmatism degree；The eyesight detection device utilizes Digital Signal Processing, to second number
Value carries out calculation process, and exports the result of astigmatism degree.
According to an embodiment of the present invention, first gear is switched to using gear transmission technology in the eyesight detection device
On target prism, the detection of axis of astigmatism is carried out to patient's eyeball, and after recording the first numerical value of axis of astigmatism,
The method also includes: the eyesight detection device rotates the target prism using feeding drive technology, to the patient
Eyeball carries out secondary axis of astigmatism detection, and records the third value of axis of astigmatism.
According to an embodiment of the present invention, the method also includes: the eyesight detection devices to utilize Digital Signal Processing
Technology carries out comprehensive operation to first numerical value and the third value, and exports the final result of axis of astigmatism.
According to an embodiment of the present invention, switch second gear using gear transmission technology in the eyesight detection device
On cylindrical mirror, the detection of astigmatism degree is carried out to patient's eyeball, and after recording the second value of astigmatism degree, it is described
Method further include: the eyesight detection device is switched to the target cylindrical mirror on third gear using gear transmission technology, to described
Patient's eyeball carries out secondary astigmatism degree detection, and records the 4th numerical value of astigmatism degree.
According to an embodiment of the present invention, the method also includes: the eyesight detection device utilizes feeding drive technology
The target cylindrical mirror is rotated, third time astigmatism degree detection is carried out to patient's eyeball, and record the 5th of astigmatism degree
Numerical value；The eyesight detection device utilizes Digital Signal Processing, to the second value, the 4th numerical value and the 5th number
Value carries out comprehensive operation, and exports the final result of astigmatism degree.
According to an embodiment of the present invention, it in the positional relationship of eyesight detection device adjustment and patient's eyeball, and locks
It sets the goal after position, the method also includes: the eyesight detection device switches the 4th gear using gear transmission technology
Auxiliary lens on disk carry out auxiliary detection to patient's eyeball.
According to an embodiment of the present invention, it in the positional relationship of eyesight detection device adjustment and patient's eyeball, and locks
It sets the goal when position, the method also includes: the eyesight detection device utilizes worm drive technology or screw rod transmission technology
To adjust the horizontal position of the equipment itself, and it is adapted with the interpupillary distance of patient's eyeball.
According to an embodiment of the present invention, it in the positional relationship of eyesight detection device adjustment and patient's eyeball, and locks
It sets the goal when position, the method also includes: the eyesight detection device is passed using Worm Wheel System technology and eccentric wheel
Dynamic technology is adapted to adjust the front-rear position of the equipment itself with the detecting distance to patient's eyeball.
According to an embodiment of the present invention, it in the positional relationship of eyesight detection device adjustment and patient's eyeball, and locks
It sets the goal before position, the method also includes: the eyesight detection device utilizes wireless communication technique and interface control technology
It controls the movement of the equipment itself, digital manipulation, visualized operation and the intelligence for carrying out overall process is detected to eyesight
Operation.
According to an embodiment of the present invention, Digital Signal Processing is utilized in the eyesight detection device, to described the
Two numerical value carry out calculation process, and after exporting the result of astigmatism degree, the method also includes: the eyesight detection device benefit
With Digital Signal Processing and system reset technology, the operation that itself function is returned to original state.
The axis of astigmatism for the patient that the present invention is measured by above-mentioned vision testing method and the accuracy of astigmatism degree and essence
Degree is higher, then by the interface operation of the control panel in the eyesight detection device, simplifies the operability of implementation process, mention
The efficiency of high astigmatism optometry.
It is to be appreciated that the teachings of the present invention does not need to realize whole beneficial effects recited above, but it is specific
The specific technical effect that may be implemented of technical solution, and other embodiments of the invention can also be realized and not mentioned above
The beneficial effect arrived.
Detailed description of the invention
The following detailed description is read with reference to the accompanying drawings, above-mentioned and other mesh of exemplary embodiment of the invention
, feature and advantage will become prone to understand.In the accompanying drawings, if showing by way of example rather than limitation of the invention
Dry embodiment, in which:
In the accompanying drawings, identical or corresponding label indicates identical or corresponding part.
Fig. 1 illustrates the implementation process schematic diagram of vision testing method of the invention.
Specific embodiment
To keep the purpose of the present invention, feature, advantage more obvious and understandable, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, and not all embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
The principle and spirit of the invention are described below with reference to several illustrative embodiments.It should be appreciated that providing this
A little embodiments are used for the purpose of making those skilled in the art can better understand that realizing the present invention in turn, and be not with any
Mode limits the scope of the invention.On the contrary, thesing embodiments are provided so that the present invention is more thorough and complete, and energy
It enough will fully convey the scope of the invention to those skilled in the art.
The technical solution of the present invention is further elaborated in the following with reference to the drawings and specific embodiments.
In conjunction with attached drawing 1, the present invention provides a kind of vision testing method, and the method is applied to an eyesight detection device, institute
The method of stating includes: the adjustment of 101, the eyesight detection device and the positional relationship of patient's eyeball, and lock onto target position；102, institute
The target prism that eyesight detection device is switched in first gear using gear transmission technology is stated, one is carried out to patient's eyeball
Secondary axis of astigmatism detection, and record the first numerical value of axis of astigmatism；103, the eyesight detection device utilizes Digital Signal Processing
Technology carries out calculation process to first numerical value, and exports the result of axis of astigmatism；104, the eyesight detection device utilizes
Gear transmission technology switches the cylindrical mirror in second gear, carries out an astigmatism degree detection to patient's eyeball, and record
The second value of astigmatism degree；105, the eyesight detection device utilize Digital Signal Processing, to the second value into
Row calculation process, and export the result of astigmatism degree.
Herein, 101 operation is benchmark, for the positioning of patient's eyeball, finely tunes patient's eyeball and eyesight detection device
The distance between, it determines optimum position, the inspection of eye position, binocular balance inspection etc. can also be carried out；102 operation is to carry out astigmatism
The detection of axle position, by feeding the combination of technology and gear transmission technology, when secondary axis of astigmatism checks, the target prism
The fine tuning of target prism self-view is realized in rotation, guarantees that the axis of astigmatism inspection to patient has quite high precision；If
Patient can tell the clarity for the sighting target that front and back is seen twice, then continue the inspection of axis of astigmatism；Otherwise, the inspection of axis of astigmatism
Come to an end beam；104 operation is as the principle of operation 102, the difference is that operation 104 is the inspection of the astigmatism degree for patient
It surveys, precision is higher.
103 and 105 operation is that there are errors and deviation, the sighting target of eyesight detection device and patient because of gear drive
The precision of the distance of eyeball is all to influence near-sighted testing result accuracy there are the error of the measured value of error and patient's interpupillary distance
Factor, by the operation of the special algorithm in the eyesight detection device, such as two points take middle lookup algorithm, mean algorithm and
Some other tradition learning algorithm etc., will further improve the accuracy and precision of detection.
The axis of astigmatism for the patient that the present invention is measured by above-mentioned vision testing method and the accuracy of astigmatism degree and essence
Degree is higher, then by the interface operation of the control panel in the eyesight detection device, simplifies the operability of implementation process, mention
The efficiency of high astigmatism optometry.
According to an embodiment of the present invention, after operation 102, the method also includes: the eyesight detection device benefit
The target prism is rotated with feeding drive technology, secondary axis of astigmatism detection is carried out to patient's eyeball, and record and dissipate
The third value of optical axis position.
According to an embodiment of the present invention, the method also includes: the eyesight detection devices to utilize Digital Signal Processing
Technology carries out comprehensive operation to first numerical value and the third value, and exports the final result of axis of astigmatism.
According to an embodiment of the present invention, after operation 104, the method also includes: the eyesight detection device benefit
It is switched to the target cylindrical mirror on third gear with gear transmission technology, secondary astigmatism degree detection is carried out to patient's eyeball,
And record the 4th numerical value of astigmatism degree.
According to an embodiment of the present invention, the method also includes: the eyesight detection device utilizes feeding drive technology
The target cylindrical mirror is rotated, third time astigmatism degree detection is carried out to patient's eyeball, and record the 5th of astigmatism degree
Numerical value；The eyesight detection device utilizes Digital Signal Processing, to the second value, the 4th numerical value and the 5th number
Value carries out comprehensive operation, and exports the final result of astigmatism degree.
According to an embodiment of the present invention, after 101, the method also includes: the eyesight detection device utilizes tooth
Drive technology is taken turns to switch the auxiliary lens on the 4th toothed disc, auxiliary detection is carried out to patient's eyeball.
Herein, by auxiliary lens and gear transmission technology, the detection project of eyeball can also be carried out, as eyes are adjusted
Balance, the inspection of eye position, binocular vision, adjusting situation, diopter situation and consolidation function etc..
According to an embodiment of the present invention, when operation 101, the method also includes: the eyesight detection device benefit
The horizontal position of the equipment itself, and the pupil with patient's eyeball are adjusted with worm drive technology or screw rod transmission technology
Away from adaptable.
Here worm drive technology refers to the linear motion by the rotary motion conversion of motor horizontally, drives institute
Left side gear disk or the sliding of right side gear disk for stating eyesight detection device, adjust the water between left side gear disk and right side gear disk
Flat spacing realizes that the eyesight detection device is all adaptable to different patients.
According to an embodiment of the present invention, when 101, the method also includes: the eyesight detection device utilizes snail
Worm and gear drive technology and eccentric wheel drive technology adjust the front-rear position of the equipment itself, and with to patient's eyeball
Detecting distance be adapted.
Here Worm Wheel System technology refers to the rotary motion of the motor on the eyesight detection device from worm screw
It is transmitted to worm gear, and then the rotary motion of the eccentric stiffener to the eyesight detection device, realizes the eyesight detection device
The adjusting of longitudinal separation between main body and patient.
According to an embodiment of the present invention, before operation 101, the method also includes: the eyesight detection device benefit
The movement that the equipment itself is controlled with wireless communication technique and interface control technology detects the number for carrying out overall process to eyesight
Word operation, visualized operation and intelligent operation.
Herein, the digitlization, visualization, intelligent operation refer to the operation of the interfacial level controller, and pass through
Interfacial level controller is connected to the wireless telecommunications of the digital signal processing module of the detection device and control, realizes that the equipment exists
Digitlization, visualization, intelligence when detection；In a preferred approach, visual chart information can be loaded into interfacial level controller.
According to an embodiment of the present invention, after 105, the method also includes: the eyesight detection device utilizes number
Word signal processing technology and system reset technology, the operation that itself function is returned to original state.
According to an embodiment of the present invention, operation 101 after, the eyesight detection device using gear transmission technology come
Switch the first concave-sphere on the 5th gear, a myopia degree detection is carried out to the patient, and record the primary myopia degree
6th numerical value of number detection；
The eyesight detection device switches the second concave-sphere on the 6th gear using gear transmission technology, to the patient
Secondary myopia degree inspection is carried out, and records the 7th numerical value of the secondary myopia degree inspection；
The eyesight detection device utilizes Digital Signal Processing, carries out to the 6th numerical value and the 7th numerical value
The operation of computerized algorithm, and export the result of final myopia degree.
What detection method here carried out is the myopia detection to patient's eyeball, is combined by double concave-spheres or more concave-spheres
The precision of technology, myopia detection is higher.
According to an embodiment of the present invention, the method also includes: the eyesight detection devices is tested the speed skill using sensor
Art carries out quantified controlling to the gear drive.
Herein, the gear refers to first gear, second gear, third gear, the 4th gear, the 5th gear and the 6th
Gear, sensor velocity measuring technique refer to through sensing elements such as speed probe, velocity sensor, photoelectric sensor or Hall elements
Signal for the revolving speed of gear described in on-line determination, and is passed to digital signal processing module and handled, obtained scattered by device
Optical axis position, astigmatism degree or myopia degree as a result, realizing quantified controlling；Meanwhile when detecting, optist can first pass through boundary
Face control technology inputs axis of astigmatism, astigmatism degree or myopia degree at interfacial level controller (such as mobile phone, computer, control panel)
Specifying information, carry out normal test operation.
It need to be noted that: embodiments described above, the description with preceding method embodiment are similar, tools
There is the similar beneficial effect of same embodiment of the method, therefore does not repeat them here.For technical detail undisclosed in the embodiment of the present invention,
It please refers to the description of embodiment of the present invention method and understands, to save length, therefore repeat no more.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include more elements not only include those elements, but also
Including other elements that are not explicitly listed, or further include for this process, method, article or device intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, there is also other identical elements in article or device.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of vision testing method, which is characterized in that the method is applied to an at least eyesight detection device, the method packet
It includes:
The positional relationship of eyesight the detection device adjustment and patient's eyeball, and lock onto target position；
The eyesight detection device is switched to the target prism in first gear using gear transmission technology, to patient's eyeball
An axis of astigmatism detection is carried out, and records the first numerical value of axis of astigmatism；
The eyesight detection device utilizes Digital Signal Processing, carries out calculation process to first numerical value, and export and dissipate
The result of optical axis position；
The eyesight detection device switches the cylindrical mirror in second gear using gear transmission technology, carries out to patient's eyeball
Astigmatism degree detection, and record the second value of astigmatism degree；
The eyesight detection device utilizes Digital Signal Processing, carries out calculation process to the second value, and export and dissipate
The result of luminosity number.
2. vision testing method according to claim 1, which is characterized in that passed in the eyesight detection device using gear
Dynamic technology is switched to the target prism in first gear, carries out an axis of astigmatism detection to patient's eyeball, and record and dissipate
After first numerical value of optical axis position, the method also includes:
The eyesight detection device rotates the target prism using feeding drive technology, carries out to patient's eyeball secondary
Axis of astigmatism detection, and record the third value of axis of astigmatism.
3. vision testing method according to claim 2, which is characterized in that the method also includes:
The eyesight detection device utilizes Digital Signal Processing, integrates to first numerical value and the third value
Operation, and export the final result of axis of astigmatism.
4. vision testing method according to claim 1, which is characterized in that passed in the eyesight detection device using gear
Dynamic technology switches the cylindrical mirror in second gear, carries out an astigmatism degree detection to patient's eyeball, and record astigmatism
After several second values, the method also includes:
The eyesight detection device is switched to the target cylindrical mirror on third gear using gear transmission technology, to patient's eyeball
Secondary astigmatism degree detection is carried out, and records the 4th numerical value of astigmatism degree.
5. vision testing method according to claim 4, which is characterized in that the method also includes:
The eyesight detection device rotates the target cylindrical mirror using feeding drive technology, carries out third to patient's eyeball
Secondary astigmatism degree detection, and record the 5th numerical value of astigmatism degree；
The eyesight detection device utilizes Digital Signal Processing, to the second value, the 4th numerical value and the 5th number
Value carries out comprehensive operation, and exports the final result of astigmatism degree.
6. vision testing method according to claim 1, which is characterized in that in eyesight detection device adjustment and patient
The positional relationship of eyeball, and after lock onto target position, the method also includes:
The eyesight detection device switches the auxiliary lens on the 4th toothed disc using gear transmission technology, to patient's eye
Ball carries out auxiliary detection.
7. vision testing method according to claim 1, which is characterized in that in eyesight detection device adjustment and patient
The positional relationship of eyeball, and when lock onto target position, the method also includes:
The eyesight detection device adjusts the horizontal position of the equipment itself using worm drive technology or screw rod transmission technology
It sets, and is adapted with the interpupillary distance of patient's eyeball.
8. vision testing method according to claim 1, which is characterized in that in eyesight detection device adjustment and patient
The positional relationship of eyeball, and when lock onto target position, the method also includes:
The eyesight detection device adjusts the equipment itself using Worm Wheel System technology and eccentric wheel drive technology
Front-rear position, and be adapted with the detecting distance to patient's eyeball.
9. vision testing method according to claim 1, which is characterized in that in eyesight detection device adjustment and patient
The positional relationship of eyeball, and before lock onto target position, the method also includes:
The eyesight detection device controls the movement of the equipment itself using wireless communication technique and interface control technology, right
Eyesight detection carries out digital manipulation, visualized operation and the intelligent operation of overall process.
10. vision testing method according to claim 1, which is characterized in that utilize number in the eyesight detection device
Signal processing technology carries out calculation process to the second value, and after exporting the result of astigmatism degree, the method is also wrapped
It includes:
The eyesight detection device utilizes Digital Signal Processing and system reset technology, at the beginning of being restored to itself function
The operation of beginning state.
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|---|---|---|---|
| CN201811616391.4A CN109497926A (en) | 2018-12-28 | 2018-12-28 | A kind of vision testing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811616391.4A CN109497926A (en) | 2018-12-28 | 2018-12-28 | A kind of vision testing method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202458314U (en) * | 2012-01-13 | 2012-10-03 | 张仁发 | Automatic optometry instrument |
| CN205234448U (en) * | 2015-12-01 | 2016-05-18 | 重庆远视科技有限公司 | Automatic first host computer control system of optometry |
| CN107920731A (en) * | 2015-05-05 | 2018-04-17 | 威仁尼克斯有限公司 | Improved objective type comprehensive optometry instrument |
| CN108478186A (en) * | 2018-03-29 | 2018-09-04 | 广东工业大学 | A kind of refraction system |
-
2018
- 2018-12-28 CN CN201811616391.4A patent/CN109497926A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202458314U (en) * | 2012-01-13 | 2012-10-03 | 张仁发 | Automatic optometry instrument |
| CN107920731A (en) * | 2015-05-05 | 2018-04-17 | 威仁尼克斯有限公司 | Improved objective type comprehensive optometry instrument |
| CN205234448U (en) * | 2015-12-01 | 2016-05-18 | 重庆远视科技有限公司 | Automatic first host computer control system of optometry |
| CN108478186A (en) * | 2018-03-29 | 2018-09-04 | 广东工业大学 | A kind of refraction system |
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