CN107260504A - A kind of instrument for treating amblyopia and/or myopia - Google Patents
A kind of instrument for treating amblyopia and/or myopia Download PDFInfo
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- CN107260504A CN107260504A CN201710431396.9A CN201710431396A CN107260504A CN 107260504 A CN107260504 A CN 107260504A CN 201710431396 A CN201710431396 A CN 201710431396A CN 107260504 A CN107260504 A CN 107260504A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H5/00—Exercisers for the eyes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/50—Control means thereof
- A61H2201/5007—Control means thereof computer controlled
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- Ophthalmology & Optometry (AREA)
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a kind of instrument for treating amblyopia and/or myopia, including base (1) and main frame (2), the main frame (2) is arranged on base (1), and the front end of the main frame (2) is provided with LCDs (8)；Light control unit is provided with the main frame (2), light control unit is connected by being arranged on the internal digital analog converter (20) of main frame (2) with LCDs (8).The instrument of present invention treatment amblyopia and/or myopia, it is simple in construction, it is easy to operational control；It is more convenient, flexible and observation eyepiece and base are Detachable connection structure, can select directly to observe or wear as needed to use；Meanwhile, the particular arrangement of digital analog converter can be prevented effectively between signal wire caused by coupling that instrument is abnormal, be especially suitable for extensive use.
Description
Technical field
The present invention relates to a kind of instrument for treating amblyopia and/or myopia.
Background technology
The instrument of existing treatment amblyopia and/or myopia, structure is more complicated, inconvenient operation, and easily because that can believe
Occur coupling between number line and cause instrument abnormal, using being very restricted.
The content of the invention
It is an object of the invention to provide a kind of instrument for treating amblyopia and/or myopia.
A kind of instrument for treating amblyopia and/or myopia that the present invention is provided, including base (1) and main frame (2), the main frame
(2) it is arranged on base (1), the front end of the main frame (2) is provided with LCDs (8)；
Light control unit, the light control unit digital mould internal by being arranged on main frame (2) are provided with the main frame (2)
Intend converter (20) to be connected with LCDs (8)；
The digital analog converter (20) includes reference voltage generation unit (100), the first to the 3rd Conversion of measurement unit list
First (200), (300) and (400)；
The reference voltage generation unit (100) generates reference voltage；
Described first to the 3rd unit conversion cells (200), (300) and (400) determine to swash in response to digital coding
Control node is driven into the voltage level with reference voltage by the number of unit conversion cells living, the unit conversion cells of activation
Corresponding voltage level, the unit conversion cells of deactivation remain essentially in the control node higher than ground voltage
The voltage level of voltage level；
The main frame (2) is connected with observation window, and observation window includes observation eyepiece (4) and observation eyepiece base (5), described
The surrounding of LCDs (8) is provided with buckling groove (9), and four sides of observation eyepiece base (5) are provided with corresponding with buckling groove (9)
Shackle member；
The side of the base (1) is provided with USB interface (6), and USB interface (6) is connected with mouse (7)；The main frame (2)
Master control borad and voice broadcasting system are inside provided with, master control borad is connected with light control unit and voice broadcasting system respectively by electric wire
Connect.
Further, each including in the described first to the 3rd unit conversion cells (200), (300) and (400)：
Voltage application portion point, it drives the control node in response to the voltage level of the reference voltage；
Output control part, it is in response to one bit in the multiple bit by the control node thermocouple
Output node is connected to, or the control node is separated with output node；
And voltage control division point, it is in response to one bit in the multiple bit to the control node
Voltage level be controlled.
Further, the voltage application portion point includes the first transistor, and the first transistor is received by its grid and referred to
Voltage, the first transistor also receives driving voltage by its source electrode, and have electronically coupled to the drain electrode of control node.
Further, the output control part includes second transistor, and second transistor receives numeral by its grid
The first bit in coding, second transistor also has drain electrode and the source electrode for being conductively coupled to control node and output node respectively.
Further, the voltage control division point includes the 3rd to the 5th transistor and phase inverter, and phase inverter receives number
The first bit in word coding, third transistor receives the output signal of phase inverter by its grid, and have electronically coupled to
The drain electrode of control node, the 4th transistor has grid and the drain electrode for the source electrode for being conductively coupled to third transistor jointly, and the 5th is brilliant
Body pipe has grid and the drain electrode for the source electrode for being conductively coupled to the 4th transistor jointly, and receives ground voltage by its source electrode.
Further, the unit conversion cells of the deactivation are configured to：The control node is remained essentially in and set
The voltage level put, the voltage level of the setting is in the voltage level of the control node of the unit conversion cells of the activation
Between the voltage level of the ground voltage.
Further, the unit conversion cells of the deactivation jointly control node and output node described in electric coupling.
Further, described in each reception in the described first to the 3rd unit conversion cells (200), (300) and (400)
Digitally coded each bit, and as one in the described first to the 3rd unit conversion cells (200), (300) and (400)
Bit is activated when having particular level.
Further, it is provided with angle-adjusting mechanism (3) between the base (1) and main frame (2).
Further, the observation eyepiece (4) is removably mounted on observation eyepiece base (5).
The instrument of present invention treatment amblyopia and/or myopia, it is simple in construction, it is easy to operational control；And observation eyepiece and bottom
Seat is Detachable connection structure, can select directly to observe or wear as needed to use, more convenient, flexible；Meanwhile, digital mould
Intend the particular arrangement of converter, can be prevented effectively between signal wire caused by coupling that instrument is abnormal, be especially suitable for extensively
General application.
Obviously, according to the above of the present invention, according to the ordinary technical knowledge and customary means of this area, do not departing from
Under the premise of the above-mentioned basic fundamental thought of the present invention, the modification of other diversified forms can also be made, replaces or changes.
Below by way of embodiment, the above to the present invention is described in further detail again；But should not be by
This scope for being interpreted as above-mentioned theme of the invention is only limitted to following example；The technology that all designs based on the present invention are realized is equal
Belong to the scope of the present invention.
Brief description of the drawings
Fig. 1 is the structural representation of instrument of the present invention；
Fig. 2 is the structural representation that instrument of the present invention removes observation eyepiece；
Fig. 3 is the schematic diagram of digital analog converter in instrument of the present invention；
Fig. 4 is the schematic diagram of the first unit conversion cells in digital analog converter of the present invention；
In figure：
1- bases, 2- main frames, 3- angle-adjusting mechanisms, 4- observation eyepieces, 5- observation eyepiece bases, 6-USB interfaces, 7- mouse
Mark, 8- LCDs, 9- buckling grooves, 20- digital analog converters (ADC)；
100- reference voltage generation units, the unit conversion cells of 200- first, the unit conversion cells of 300- second, 400-
Three unit conversion cells；
201- voltage application portions point, 202- output control parts, 203- voltage control divisions point.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing, to present invention work
It is further described.
As illustrated in fig. 1 and 2, instrument of the present invention includes base 1 and main frame 2, and main frame 2 is arranged on base 1, before main frame 2
End is provided with LCDs 8；It is provided with light control unit in main frame 2, light control unit passes through the number that is arranged on inside main frame 2
Word analog converter 20 is connected with LCDs 8；Main frame 2 is connected with observation window, and observation window includes observation eyepiece 4 and observation
Eyepiece base 5, the surrounding of LCDs 8 is provided with buckling groove 9, and four sides of observation eyepiece base 5 are provided with and 9 pairs of buckling groove
The shackle member answered；
The side of base 1 is provided with USB interface 6, and USB interface 6 is connected with mouse 7；Master control borad and language are provided with main frame 2
Sound broadcasting system, master control borad is connected with light control unit and voice broadcasting system respectively by electric wire；
Instrument of the present invention controls digital analog converter 20 to show different on LCDs 8 by light control unit
Bright signal, curer is observed by the observation eyepiece 4 of observation window, then by the mouse 7 that is connected with USB interface 6 come
Selected, final selection result will be delivered to treatment monitor supervision platform by master control borad, so be easy to the feelings according to curer
Condition is adjusted, and takes different display patterns to be treated；
Instrument of the present invention is provided with angle-adjusting mechanism 3 between base 1 and main frame 2, can easily carry out angle tune
Section, use is more convenient, comfortable；
The observation eyepiece 4 of instrument of the present invention is removably mounted on observation eyepiece base 5, according to using needing to be pacified
Dress, or observation eyepiece 4 can be removed from observation eyepiece base 5, be treated on the eyes for being directly worn on people；
In instrument of the present invention, digital analog converter includes the Conversion of measurement unit of reference voltage generation unit the 100, first to the 3rd
Unit 200,300 and 400；
Reference voltage generation unit 100 generates reference voltage Vref；
On the first to the 3rd unit conversion cells 200,300 and 400, according to digital coding D_code<0:2>To determine
The number for the unit conversion cells to be activated；
For example, in the first to the 3rd unit conversion cells 200,300 and 400, the unit conversion cells of activation will be controlled
Node Node_ctrl (shown in Fig. 4) is driven into the voltage level corresponding with the voltage level of reference voltage Vref；
In addition, control node Node_ctrl is remained essentially in and is set above connecing by the unit conversion cells deactivated
Ground voltage VSS (shown in Fig. 4) voltage level；In this case, the unit conversion cells of deactivation are by control node Node_
Ctrl remains essentially in the control node Node_ctrl of ground voltage VSS voltage level and the unit conversion cells of activation
Voltage level between voltage level；
Further, the unit conversion cells of deactivation, which remain essentially in control node, is configured to be higher than ground voltage
The voltage level of VSS voltage level；The control node Node_ctrl of its own is conductively coupled to by the unit conversion cells of activation
Output node Node_out；
On the first to the 3rd unit conversion cells 200,300 and 400, in response to digital coding D_code<0:2>Come true
Surely the number of output node Node_out unit conversion cells is conductively coupled to；
For example, in the first to the 3rd unit conversion cells 200,300 and 400, being conductively coupled to output node Node_out
Each unit conversion cells control node Node_ctrl is driven into the electricity corresponding with the voltage level of reference voltage Vref
Voltage level, and control node Node_ctrl is conductively coupled to output node Node_out；
So, control node Node_ctrl is jointly conductively coupled to output node by the unit conversion cells of deactivation
Node_out；In the first to the 3rd unit conversion cells 200,300 and 400, it is not conductively coupled to output node Node_out's
Each unit conversion cells remain essentially in control node Node_ctrl voltage level the electricity higher than ground voltage VSS
Voltage level；In this case, the control node Node_ of output node Node_out unit conversion cells is not conductively coupled to
Ctrl voltage level is with the voltage level in ground voltage VSS and the Conversion of measurement unit for being conductively coupled to output node Node_out
Voltage level between the control node Node_ctrl of unit voltage level；
First to the 3rd unit conversion cells 200,300 and 400 receive digital coding D_code respectively<0:2>In bit
D_code<0>、D_code<1>And D_code<2>；
For example, the first unit conversion cells 200 receive digital coding D_code<0:2>In the first bit D_code<0>；
Further, as the first bit D_code<0>During with particular level, i.e. high level, the first unit conversion cells 200
It is activated；Second unit conversion cells 300 receive digital coding D_code<0:2>In the second bit D_code<1>；
In addition, as the second bit D_code<1>During with particular level, i.e. high level, the quilt of the second unit conversion cells 300
Activation；3rd unit conversion cells 400 receive digital coding D_code<0:2>In the 3rd bit D_code<2>；When the 3rd ratio
Special D_code<2>During with particular level, i.e. high level, the 3rd unit conversion cells 400 are also activated；
In one aspect, for example, as digital coding D_code<0:2>In the first bit D_code<0>With specific electricity
It is flat, i.e., high level when, control node Node_ctrl is conductively coupled to output node Node_out by the first unit conversion cells 200；
As digital coding D_code<0:2>In the second bit D_code<1>During with particular level, i.e. high level, the second unit turns
Change unit 300 and the control node of its own is conductively coupled to output node Node_out；As digital coding D_code<0:2>In
3rd bit D_code<2>During with particular level, i.e. high level, the 3rd unit conversion cells 400 are by the control section of its own
Point is conductively coupled to output node Node_out；
First to the 3rd unit conversion cells 200,300 and 400 can have substantially the same configuration, except input letter
Number and output signal on difference；Therefore, the configuration only to the first unit conversion cells 200 is described：
Reference picture 4, the first unit conversion cells 200 include voltage application portion point 201, output control part 202 and voltage
Control section 203；
Voltage application portion points 201 in response to reference voltage Vref voltage level and drive control node Node_ctrl；
For example, with the voltage level step-down of reference voltage Vref, voltage application portion point 201 provides substantial amounts of voltage or electricity
Flow to control node Node_ctrl；
Voltage application portion point 201 includes the first transistor P1, and the first transistor P1 receives reference voltage by its grid
Vref；The first transistor P1 also receives driving voltage V_dr by its source electrode, and have electronically coupled to control node Node_
Ctrl drain electrode；
Output control part 202 is in response to digital coding D_code<0:2>In the first bit D_code<0>And will control
Node Node_ctrl is conductively coupled to output node Node_out or by control node Node_ctrl and output node Node_out
It is electrically separated；
For example, as digital coding D_code<0:2>In the first bit D_code<0>With particular level, i.e. high level
When, control node Node_ctrl is conductively coupled to output node Node_out by output control part 202；
In addition, as the first bit D_code<0>During with low level, output control part 202 is by control node Node_
Ctrl is separated with output node Node_out；
Output control part 202 includes second transistor N1, and second transistor N1 receives digital coding D_ by its grid
code<0:2>In the first bit D_code<0>；Second transistor N1 also has is conductively coupled to control node Node_ respectively
Ctrl and output node Node_out drain electrode and source electrode；
Voltage control division point 203 is in response to digital coding D_code<0:2>In the first bit D_code<0>Come to control
Node Node_ctrl voltage level is controlled；
For example, as digital coding D_code<0:2>In the first bit D_code<0>During without particular level, voltage
The reduction control node Node_ctrl of control section 203 voltage level；
Further, as digital coding D_code<0:2>In the first bit D_code<0>During with particular level, voltage
Control section 203 does not perform the operation of the voltage level for reducing control node Node_ctrl；
Voltage control division point 203 includes the 3rd to the 5th transistor N2 to N4 and phase inverter IV1, and phase inverter IV1 is received
Digital coding D_code<0:2>In the first bit D_code<0>, third transistor N2 passes through its grid and receives phase inverter IV1
Output signal, and have electronically coupled to control node Node_ctrl drain electrode, the 4th transistor N3 has common electric coupling
Grid and drain electrode to third transistor N2 source electrode, the 5th transistor N4 have the source for being conductively coupled to the 4th transistor N3 jointly
The grid of pole and drain electrode, and ground voltage VSS is received by its source electrode.
Certainly, the present invention can also have other numerous embodiments, in the case of without departing substantially from spirit of the invention and its essence,
Those skilled in the art can make various corresponding changes and deformation, but these corresponding changes and change according to the present invention
Shape should all belong to the protection domain of appended claims of the invention.
Claims (10)
1. a kind of instrument for treating amblyopia and/or myopia, it is characterised in that：The instrument includes base (1) and main frame (2), institute
Main frame (2) is stated on base (1), the front end of the main frame (2) is provided with LCDs (8)；
Light control unit is provided with the main frame (2), light control unit turns by being arranged on the internal digital simulation of main frame (2)
Parallel operation (20) is connected with LCDs (8)；
The digital analog converter (20) includes reference voltage generation unit (100), the first to the 3rd unit conversion cells
(200), (300) and (400)；
The reference voltage generation unit (100) generates reference voltage；
Described first to the 3rd unit conversion cells (200), (300) and (400) determine what is activated in response to digital coding
Control node is driven into relative with the voltage level of reference voltage by the number of unit conversion cells, the unit conversion cells of activation
The voltage level answered, the unit conversion cells of deactivation remain essentially in the control node voltage higher than ground voltage
The voltage level of level；
The main frame (2) is connected with observation window, and observation window includes observation eyepiece (4) and observation eyepiece base (5), the liquid crystal
The surrounding of display screen (8) is provided with buckling groove (9), and four sides of observation eyepiece base (5) are provided with card corresponding with buckling groove (9)
Fitting；
The side of the base (1) is provided with USB interface (6), and USB interface (6) is connected with mouse (7)；Set in the main frame (2)
Master control borad and voice broadcasting system are equipped with, master control borad is connected with light control unit and voice broadcasting system respectively by electric wire.
2. instrument according to claim 1, it is characterised in that：Described first to the 3rd unit conversion cells (200),
(300) each including and in (400)：
Voltage application portion point, it drives the control node in response to the voltage level of the reference voltage；
Output control part, the control node is conductively coupled to by it in response to one bit in the multiple bit
Output node, or the control node is separated with output node；
And voltage control division point, it is in response to one bit in the multiple bit to the electricity of the control node
Voltage level is controlled.
3. instrument according to claim 2, it is characterised in that：The voltage application portion point includes the first transistor, first
Transistor receives reference voltage by its grid, and the first transistor also receives driving voltage by its source electrode, and with thermocouple
It is connected to the drain electrode of control node.
4. instrument according to claim 2, it is characterised in that：The output control part includes second transistor, second
Transistor receives the first bit in digital coding by its grid, and second transistor also has is conductively coupled to control node respectively
Drain electrode and source electrode with output node.
5. instrument according to claim 2, it is characterised in that：The voltage control division point includes the 3rd to the 5th transistor
And phase inverter, phase inverter receive digital coding in the first bit, third transistor by its grid receive phase inverter it is defeated
Go out signal, and have electronically coupled to the drain electrode of control node, the 4th transistor has is conductively coupled to third transistor jointly
The grid of source electrode and drain electrode, the 5th transistor have grid and the drain electrode for the source electrode for being conductively coupled to the 4th transistor jointly, and
Ground voltage is received by its source electrode.
6. instrument according to claim 1, it is characterised in that：The unit conversion cells of the deactivation are configured to：By institute
The voltage level that control node remains essentially in setting is stated, the voltage level of the setting is in the Conversion of measurement unit of the activation
Between the voltage level of the voltage level of the control node of unit and the ground voltage.
7. instrument according to claim 1, it is characterised in that：The unit conversion cells of the deactivation jointly electric coupling
The control node and output node.
8. instrument according to claim 1, it is characterised in that：Described first to the 3rd unit conversion cells (200),
(300) each reception digitally coded each bit and in (400), and when the described first to the 3rd Conversion of measurement unit list
A bit in first (200), (300) and (400) is activated when having particular level.
9. instrument according to claim 1, it is characterised in that：Angled tune is set between the base (1) and main frame (2)
Complete machine structure (3).
10. instrument according to claim 1, it is characterised in that：The observation eyepiece (4) is removably mounted on observation mesh
On mirror base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710431396.9A CN107260504A (en) | 2017-06-09 | 2017-06-09 | A kind of instrument for treating amblyopia and/or myopia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710431396.9A CN107260504A (en) | 2017-06-09 | 2017-06-09 | A kind of instrument for treating amblyopia and/or myopia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107260504A true CN107260504A (en) | 2017-10-20 |
Family
ID=60066548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710431396.9A Pending CN107260504A (en) | 2017-06-09 | 2017-06-09 | A kind of instrument for treating amblyopia and/or myopia |
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| CN (1) | CN107260504A (en) |
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| CN101383131A (en) * | 2007-09-04 | 2009-03-11 | 奇景光电股份有限公司 | Display driver and related display |
| CN202263153U (en) * | 2011-09-07 | 2012-06-06 | 郝劼 | Self-adaption high-precision amblyopia therapeutic apparatus |
| CN203089859U (en) * | 2012-12-20 | 2013-07-31 | 玉林师范学院 | Vision care instrument |
| CN203315295U (en) * | 2013-06-24 | 2013-12-04 | 西安华亚电子有限责任公司 | Therapeutic apparatus for amblyopia |
| WO2016029295A1 (en) * | 2014-08-27 | 2016-03-03 | The Royal Institution For The Advancement Of Learning / Mcgill University | Vision strengthening methods and systems |
| CN106160747A (en) * | 2014-10-08 | 2016-11-23 | 爱思开海力士有限公司 | Digital analog converter |
| CN205924422U (en) * | 2016-05-30 | 2017-02-08 | 臧家良 | Instrument of treatment amblyopia |
-
2017
- 2017-06-09 CN CN201710431396.9A patent/CN107260504A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101383131A (en) * | 2007-09-04 | 2009-03-11 | 奇景光电股份有限公司 | Display driver and related display |
| CN202263153U (en) * | 2011-09-07 | 2012-06-06 | 郝劼 | Self-adaption high-precision amblyopia therapeutic apparatus |
| CN203089859U (en) * | 2012-12-20 | 2013-07-31 | 玉林师范学院 | Vision care instrument |
| CN203315295U (en) * | 2013-06-24 | 2013-12-04 | 西安华亚电子有限责任公司 | Therapeutic apparatus for amblyopia |
| WO2016029295A1 (en) * | 2014-08-27 | 2016-03-03 | The Royal Institution For The Advancement Of Learning / Mcgill University | Vision strengthening methods and systems |
| CN106160747A (en) * | 2014-10-08 | 2016-11-23 | 爱思开海力士有限公司 | Digital analog converter |
| CN205924422U (en) * | 2016-05-30 | 2017-02-08 | 臧家良 | Instrument of treatment amblyopia |
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Application publication date: 20171020 |