CN2043876U

CN2043876U - Efficient photoelectricity treater for myopia and/or amblyopia

Info

Publication number: CN2043876U
Application number: CN 88217127
Authority: CN
Inventors: 张振华
Original assignee: Individual
Current assignee: Individual
Priority date: 1988-11-23
Filing date: 1988-11-23
Publication date: 1989-09-06

Abstract

The utility model relates to an efficient photoelectricity treater for myopia and/or amblyopia with high efficiency, and the utility model is combined by the structural principles of a myopia treator and an amblyopia treator. The structure is that the inside of a shell body is divided into an upper and a lower layers. The upper layer is provided with an image which can move back and forth along a guide rail. The lower layer is provided with a euthyscope with a center black spot. The utility model has two functions for treating myopia and amblyopia. The number of the principles of morden science and technology (principles of treating myopia and amblyopia) which are adopted in the utility model is 6-7. An autocontrol of a luminous point is also adopted. The treating time is assured. The method is novel and easy to be accepted by children. The utility model has the advantages of small size, low cost and complete functions. The efficient photoelectricity treater for myopia and/or amblyopia is a family popular typed and ideal instrument for treating myopia and amblyopia.

Description

Efficient photoelectricity treater for myopia and/or amblyopia

This utility model relates to the popular efficient photoelectricity myopia of a kind of family, amblyopia treatment double-purpose instrument, belongs to curing eye diseases instrument technical field.

Everyone wishes that two bright eyes are arranged, but myopia, amblyopia eye are at present, are still a kind of sickness rate disease with high, and is especially multiple at adolescence, and particularly the amblyopia eye mostly occurred in preschooler period.Like this, bring inconveniences such as life, study, work not only for the patient, also make national physical constitution be subjected to influence simultaneously.For treating and prevent this oculopathy, domestic some producer has developed " therapeutic instrument for shortsightedness ", " the myoporthosis instrument " of treatment myopia, " JGY-1 type optics therapeutic instrument for shortsightedness ", " the flicker amblyopia therapeutic equipment " of treatment amblyopia, the instrument of above-mentioned treatment myopia, adopt mist to look therapy and crystal behaviour's mechanism, regulate the variation of ciliary muscle and lens thickness by mist visor sheet and mobile image, to reach the purpose of prevention and treatment myopia.This quasi-instrument collection fogging method and crystal are grasped and one, have inherited the advantage of two kinds of therapies, and simple to operate, the child little in particular for the age provides great convenience.But the mechanism that adopts was continued to use more than 100 year, and technology is more outmoded, and therefore, therapeutic effect has been difficult to new breakthrough.The instrument that is used for amblyopia treatment has " JGY-1 type optics therapeutic instrument for shortsightedness ", " flicker amblyopia therapeutic equipment " etc., the former adopts the mechanism treatment amblyopia of after image therapy and Red lightscreening plate method, but this kind instrument volume is big, complex structure, price is difficult for family and popularizes up to more than 300 yuan.And the latter has only adopted the Red lightscreening plate method, function singleness.In a word, develop the instrument that a kind of family popular style is used for the treatment of myopia, amblyopia and become a new problem.

The purpose of this utility model is to overcome existing treatment instrument near-sighted, amblyopia can not be general, and the general shortcoming of therapeutic effect, and the popular efficient photoelectricity of a kind of family, myopia, amblyopia treatment double-purpose instrument are provided.

The technical solution that this utility model adopts: the structural principle of former myopia and amblyopia treatment two quasi-instruments is combined into one, eyepiece and myopia, amblyopia treatment switch and amblyopia preparation treatment switch is arranged in the installed in front of housing.The housing inner-use clapboard is divided into upper and lower two-layer, and the upper strata is provided with the picture that moves forward and backward along guide rail, and light source is arranged behind the picture.Lower floor is fixed with the after image mirror of band center black speck, is provided with light source behind the after image mirror.Control circuit for light source also is housed in the housing, controls automatically with the electronics of realizing luminous point.Moving forward and backward of the interior picture of housing is to realize by the driving mechanism of picture, can be manual, and also can be electronic.

Below in conjunction with accompanying drawing this utility model is introduced.

Fig. 1 is a structural representation of the present utility model;

The control circuit for light source figure that Fig. 2 adopts for this utility model.

Among the figure, 1 is housing, and 2 is eyepiece, and 3 is myopia, amblyopia treatment switch, 4 is dividing plate, and 5 is the after image mirror, and 6 is adjusting handle, and 7 are following reflecting mirror, 8 are following light source, and 9 is angle regulator, and 10 is control circuit for light source, and 11 is optical filter, 12 is last light source, and 13 is pulley, and 14 is upper reflector, 15 is riser, and 16 are the lead-in wire that slides, and 17 is picture, 18 is slide rail, and 19 is the eyepiece cover, and 20 are amblyopia preparation treatment switch.

Among Fig. 2, BG1, BG2, BG3, BG4 are audion, and R1, R2, R3, R4, R5, R6 are resistance, and C1, C2 are electrochemical capacitor, and Q1 is last light source 12, and Q2 is following light source 8, and K is a switch.

Housing 1 approximate cuboid of the present utility model, the eyepiece 2 of two bands of installed in front eyepiece cover 19, myopia, amblyopia treatment switch 3 and amblyopia preparation treatment switch 20.Be divided into two-layerly up and down in the housing 1 with ┌ type dividing plate 4, the upper strata has along slide rail 18 moves and with fixed two pictures 17 of long slab, guide rail 18 is fixed by two risers 15 that are fixed on the dividing plate 4.Be provided with light source 12 in picture 17 back, two skew backs behind the last light source 12 are placed with illuminator 14, and the front of last light source 12 is placed with optical filter 11.Be fixed with the after image mirror 5 of two band center black speck at the riser place of ┌ type dividing plate 4, with the protection central vision.The back of after image mirror 5 is provided with down light source 8, and there is the following reflecting mirror of tiltedly putting 7 both sides behind the following light source 8.The angle of inclination of following reflecting mirror can be regulated with angle regulator 9.The rear side of housing 1 is equipped with control circuit for light source 10.The driving mechanism of picture 17 is made up of adjusting handle 6, pulley 13 and the lead-in wire 16 that slides, adjusting handle 6 is installed in the lateral surface of housing 1, four pulleys 13 are fixed on the inboard of the forward and backward side plate of housing 1, and the picture 17 that drives lead-in wire 16 connections of twining on the pulley 13 by adjusting handle 6 moves forward and backward along guide rail 18.

This utility model overall dimensions length * wide * height is 150 * 120 * 60(mm).Eyepiece 2 is 1000 degree, and the spacing of two eyepieces 2 is 60mm.Slide rail 18 long 50mm(are the distance that picture 17 can move forward and backward), picture 17 anomaly eyepieces 2 are 60mm, the distance that picture 17 moves can be grasped according to myopia (or amblyopia) degree oneself of eyes in use.The spacing of two pictures 17 and two after image mirrors 5 is 60mm.

The astable circuit that adopts control circuit for light source 10 of the present utility model to form by audion BG2, BG3, resistance R 2, R3, R4, R5 and electrochemical capacitor C1, C2, drive switch BG1, BG4 alternate conduction or end, thereby control lamp source Q1, Q2 replace light on and off (Q1 is last light source 12, and Q2 is following light source 8).The light on and off time of Q1, Q2 is by the time constant decision of the C1R3 in the astable circuit, C2R4, be TQ2=R4C2, TQ1=R3C1, the big I of regulating R3, R4 changes TQ1 conversion time, the TQ2 of circuit, K switch is used for controlling working form, (Fig. 2 state) is the therapeutic state of myopia, amblyopia when K is 1 state, is the preparation therapeutic state (bright, the Q1 of Q2 this moment goes out) of amblyopia when K is 2 states.

Audion BG1, BG2 are the 3CG type, and BG1, BG4 are the 3DG type.Electrochemical capacitor C1, C2 are withstand voltage greater than 15V, and Q1, Q2 are pea lamp, 12V/40mA, TQ1=7 second, TQ2=20 second.

The utility model integrates the structural principle of therapeutic instrument for shortsightedness, amblyopia therapeutic equipment two quasi-instruments, has treatment myopia and two kinds of functions of amblyopia, and the modern science and technology principle that adopts reaches 6-7 kind (referring to treat the mechanism of myopia and amblyopia). This instrument is adopting former mist to look on therapy and crystal behaviour's the basis, and adopts the principle of new treatment myopia, and soon normal person's physiological reflex, a pupillary light reflex are used for the treatment of myopia, and the effect that exercise ciliary muscle and adjusting lens thickness change strengthens greatly. In addition, the use of after image mirror has the function served as bridge that connects myopia and amblyopia treatment, and the startup pupillary light reflex is namely arranged, and the effect of protection central vision has again the effect of after image mirror. This instrument adopts the Electric automatic control of luminous point, guarantees treatment time, and the method novelty, and children easily accept, and has simultaneously the effect that prolongs the after image time, does not have after image disappearance problem. The utility model is reasonable in design, compact conformation, volume is little, cost is low, and multiple functional, is the desirable instrument of the popular myopia of present family, amblyopia treatment.

Claims

1, a kind of efficient photoelectricity myopia, amblyopia treatment double-purpose instrument, structural principle by myopia and amblyopia treatment two quasi-instruments combines, it is characterized in that installed in front at housing 1 has eyepiece 2 and myopia, amblyopia treatment switch 3 and amblyopia to give and treats switch 20 fully, housing 1 inner-use clapboard 4 is divided into two-layer up and down, the upper strata is provided with the picture 17 that moves forward and backward along guide rail 18, and last light source 12 is arranged behind the picture 17; Lower floor is fixed with the after image mirror 5 of band center black speck, is provided with down light source 8 behind the after image mirror 5; Control circuit for light source 10 also is housed in the housing 1, controls automatically with the electronics of realizing luminous point; The driving mechanism that drives pictures by the adjusting handle 6 that is loaded on housing 1 lateral surface that moves forward and backward of picture 17 is realized.

2, efficient photoelectricity myopia according to claim 1, amblyopia treatment double-purpose instrument, it is characterized in that the both sides behind light source 12 and the following light source 18 are equipped with tilted-putted upper reflector 14 and following reflecting mirror 7 respectively, the angle of following reflecting mirror 7 can be mediated with angle regulator 9.

3, efficient photoelectricity myopia according to claim 1 and 2, amblyopia treatment double-purpose instrument, what it is characterized in that photoelectric control circuit 10 employings is by audion BG2, BG3, the astable circuit that resistance R 2, R3, R4, R5 and electrochemical capacitor C1, C2 form, drive switch BG1, BG4 alternate conduction or end, thereby light source 12 is gone up in control and following light source 8 replaces light on and off; The light on and off time of last light source 12 and following light source 8 is respectively by C1R3, the decision of C2R4 time constant in the astable circuit.