CN212522740U - Semiconductor laser amblyopia therapeutic instrument - Google Patents
Semiconductor laser amblyopia therapeutic instrument Download PDFInfo
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- CN212522740U CN212522740U CN202020496145.6U CN202020496145U CN212522740U CN 212522740 U CN212522740 U CN 212522740U CN 202020496145 U CN202020496145 U CN 202020496145U CN 212522740 U CN212522740 U CN 212522740U
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- semiconductor laser
- laser
- amblyopia
- therapeutic instrument
- blade
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 28
- 201000009487 Amblyopia Diseases 0.000 title claims abstract description 25
- 230000001225 therapeutic effect Effects 0.000 title claims abstract description 13
- 210000001061 forehead Anatomy 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 210000001328 optic nerve Anatomy 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 3
- 208000001491 myopia Diseases 0.000 abstract description 3
- 230000004379 myopia Effects 0.000 abstract description 3
- 230000004913 activation Effects 0.000 abstract description 2
- 210000005252 bulbus oculi Anatomy 0.000 abstract 1
- 230000003915 cell function Effects 0.000 abstract 1
- 238000011282 treatment Methods 0.000 description 15
- 230000004438 eyesight Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000003213 activating effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004382 visual function Effects 0.000 description 3
- 208000029091 Refraction disease Diseases 0.000 description 2
- 230000004430 ametropia Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 210000003792 cranial nerve Anatomy 0.000 description 2
- 208000030533 eye disease Diseases 0.000 description 2
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000014733 refractive error Diseases 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 208000004350 Strabismus Diseases 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000013532 laser treatment Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000001483 mobilizing effect Effects 0.000 description 1
- 210000002569 neuron Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Laser Surgery Devices (AREA)
Abstract
The utility model discloses a semiconductor laser amblyopia therapeutic instrument, the load simulator comprises a case, the quick-witted incasement is equipped with eyepiece, semiconductor laser, singlechip, power, the eyepiece with be equipped with pivoted shading blade between the semiconductor laser, shading blade comprises the fan-shaped blade that two symmetries set up, shading blade is by motor drive, the motor pass through control circuit with the singlechip is connected. The utility model discloses arrange the light path between semiconductor laser and the eyepiece in with pivoted anti-dazzling screen, become frequency cycle change's laser pulse cluster with continuous laser beam, shine at amblyopia, myopia patient's eyeball position, activation and improvement optic nerve cell function, rehabilitation amblyopia, myopia patient.
Description
Technical Field
The utility model relates to an utilize the equipment of laser treatment eyes, concretely relates to semiconductor laser amblyopia therapeutic instrument.
Background
The optimal correction vision of single eye or double eyes caused by strabismus, ametropia and ametropia of single eye in the visual development period is lower than that of normal children of corresponding age, and the eye examination has no organic lesions, which is called amblyopia. Lower limit of normal value of vision for children of different ages: the lower limit of the normal vision of children aged 3-5 years is 0.5, and the lower limit of the normal vision of children aged 6 years and above is 0.7. Amblyopia is an eye disease which seriously harms the visual function of children, and if the eye disease is not treated in time, the amblyopia can be aggravated and even be blind. An amblyopia therapeutic instrument is an instrument for treating amblyopia, and a helium-neon laser generator is mostly used as a laser light source, and the helium-neon laser tube has the defects of large volume, high power supply voltage and short service life. Chinese patent 200610082229.X discloses a semiconductor laser amblyopia therapeutic equipment, which comprises a control unit, a voltage regulating circuit, a current regulating circuit, a timer and a semiconductor laser; the control unit is connected with the voltage regulating circuit, the current regulating circuit and the timer, and the semiconductor laser is connected with the voltage regulating circuit, the current regulating circuit and the timing switch K in series. The invention has the advantages of small volume, light dead weight, convenient carrying and safe use, and has wide application prospect. The constant-value laser beam with the laser intensity of 2-3 mW is not beneficial to activating the functions of optic nerves and brain nerve cells, and is also not beneficial to mobilizing the consciousness of the children patients actively participating in treatment and influencing the treatment effect.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem that exists among the prior art, the utility model provides a semiconductor laser amblyopia therapeutic instrument becomes the laser pulse train of frequency at 10Hz ~ 35Hz with continuous laser beam, and frequency cycle change's laser pulse train also can attract amblyopia children's vision to notice when effectively activating eyes yellow spot function, mobilizes the subjective nature of patient's initiative participation treatment, reaches the effect of implementing the treatment in the amusement.
The utility model provides a following technical scheme:
the utility model provides a semiconductor laser amblyopia therapeutic instrument, includes quick-witted case, quick-witted incasement is equipped with eyepiece, semiconductor laser, singlechip, power, the eyepiece with be equipped with pivoted shading blade between the semiconductor laser, shading blade comprises the fan-shaped blade that two symmetries set up, shading blade is by motor drive, the motor pass through control circuit with the singlechip is connected.
Further, the semiconductor laser is provided with an optical beam expander.
Further, the audio playing device further comprises a timer, wherein the timer is connected with the single chip microcomputer, and the single chip microcomputer is connected with the audio playing circuit.
Further, the case comprises a base and an upper case body, the upper case body is fixed to the rear portion of the base, and a forehead support is arranged on the front portion of the base.
Furthermore, the central angle corresponding to the fan-shaped blade is 60-90 degrees.
Compared with the prior art, the utility model has the advantages of as follows:
1. the utility model discloses the 10Hz ~ 35Hz laser pulse train of output is the scintillation frequency that eyes are the most sensitive, can more effectively activate optic nerve and cranial nerve function, has better treatment to the amblyopia patient.
2. The utility model provides a laser has that the directionality is strong, the coherence is good, advantages such as wavelength unicolor, and the pure red laser of monochromaticity can make the eye ground yellow spot district cone cell obtain effectual amazing to activation visual function.
3. The utility model discloses become the laser pulse train of frequency at 10Hz ~ 35Hz with continuous laser beam, frequency cycle change's laser pulse train when effectively activating eyes yellow spot function, also can attract amblyopia children's vision to notice, mobilizes the subjective nature of patient's initiative participation treatment, reaches the effect of implementing the treatment in the amusement.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The following description is provided to disclose the invention so that others skilled in the art may practice it. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the invention.
The first embodiment is as follows:
referring to fig. 1, a semiconductor laser amblyopia therapeutic apparatus comprises a case 1, wherein an ocular, a semiconductor laser 3, a single chip microcomputer and a power supply 4 are arranged in the case 1, a rotating shading blade 5 is arranged between the ocular 2 and the semiconductor laser 3, the shading blade 5 is composed of two symmetrically arranged fan-shaped blades, the shading blade 5 is driven by a motor 6, and the motor 6 is connected with the single chip microcomputer through a control circuit 7.
In this embodiment, the case 1 is designed to be a desk, and generally includes a base 9, an upper case 10, and a forehead rest 11, the upper case 10 is fixed to the rear portion of the base 9, two laser output windows 2 are provided on the upper portion of the front panel of the upper case 10, and two beams of variable frequency pulse laser are respectively output from the two laser output windows 2 during operation to irradiate the eyes of the amblyopia patient. The lower part of the back panel of the upper box body is provided with a power switch and a timing switch which are used for controlling the working state of the amblyopia therapeutic instrument. A forehead rest 11 is fixed to the front of the base 9 for supporting the patient's forehead and coordinating the eye with the laser output window.
In this embodiment, a rotating shaft of the motor 6 is provided with a light shielding blade 5, the light shielding blade is located in front of light outlets of the two semiconductor lasers 3, the light shielding blade 5 rotates for a circle, and can shield light from a laser beam twice and release light twice, under the control of the control circuit 7, the rotating speed of the motor is gradually increased from 5 revolutions per second to 17.5 revolutions per second, and the cycle is about 60 seconds, and the cycle is repeated. Continuous laser beams are changed into laser pulse trains with the frequency of 10Hz to 35Hz and the cycle period of about 60 seconds through the light shielding and the light releasing of the light shielding blades. The continuous laser beam is changed into a laser pulse train with the frequency of 10Hz to 35Hz, so that the functions of optic nerves, cranial nerves and yellow spots of eyes can be effectively activated, the visual attention of children with amblyopia can be attracted, the consciousness of patients actively participating in treatment is aroused, and the effect of implementing treatment in entertainment is achieved.
In this embodiment, the central angle of the fan-shaped blade is 60 to 90 degrees.
In the embodiment, the laser light source is a semiconductor laser of a point light source, the output light power is 1-5 mW, and the laser wavelength is 630-650 nm. The laser provided by the semiconductor laser has the advantages of strong directivity, good coherence, single wavelength and the like, and the monochromatic red laser can effectively stimulate cone cells in the eyeground macular region, thereby activating the visual function.
In this embodiment, the semiconductor laser 3 is provided with an optical beam expander to expand the spot area of the point light source and reduce the optical power density intensity to be below the eye tolerance value, and the divergence angle range of the beam expander is 0.5-100 mrad, so that the laser beam presents a spot with a diameter of 2-5 cm on the laser output window of the case, and the average laser output power density at the nominal position is less than or equal to 0.15mW/cm2。
In order to control the single treatment time, the device further comprises a timer 8, wherein the timer 8 is connected with the single chip microcomputer, and the single chip microcomputer is connected with the audio playing circuit. The single irradiation treatment time is 3-5 minutes generally, the timer is responsible for recording the set treatment time, when the set treatment time is reached, the timer sends a signal to the single chip microcomputer, the single chip microcomputer controls the audio playing circuit to play a prompt accompanying sound to remind a patient that the single treatment is finished.
The utility model discloses the frequency conversion laser beam of output can shine the treatment to teenager and children amblyopia, myopia patient's eye, convenient operation, the dependable performance, long service life.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (3)
1. The utility model provides a semiconductor laser amblyopia therapeutic instrument, includes quick-witted case (1), quick-witted incasement is equipped with eyepiece, semiconductor laser (3), singlechip, power (4), its characterized in that: the case comprises a base (9) and an upper case body (10), the upper case body is fixed at the rear part of the base, two laser output windows are arranged at the upper part of a front panel of the upper case body, a forehead support (11) is arranged at the front part of the base and is used for supporting the forehead of a patient so as to coordinate eyes with the laser output windows;
a rotary shading blade (5) is arranged between the ocular and the semiconductor laser, the shading blade is composed of two symmetrically arranged fan-shaped blades, the shading blade is driven by a motor (6), and the motor is connected with the singlechip through a control circuit (7);
the semiconductor laser is provided with an optical beam expander, the divergence angle range of the optical beam expander is 0.5-100 mrad, so that a laser beam presents a light spot with the diameter of 2-5 cm on a laser output window of the case, and the average laser output power density at the nominal position is less than or equal to 0.15mW/cm2。
2. The semiconductor laser amblyopia therapeutic instrument of claim 1, wherein: the audio playing device is characterized by further comprising a timer (8), wherein the timer is connected with the single chip microcomputer, and the single chip microcomputer is connected with the audio playing circuit.
3. The semiconductor laser amblyopia therapeutic instrument of claim 1, wherein: the central angle corresponding to the fan-shaped blade is 60-90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020496145.6U CN212522740U (en) | 2020-04-08 | 2020-04-08 | Semiconductor laser amblyopia therapeutic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020496145.6U CN212522740U (en) | 2020-04-08 | 2020-04-08 | Semiconductor laser amblyopia therapeutic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212522740U true CN212522740U (en) | 2021-02-12 |
Family
ID=74524892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020496145.6U Active CN212522740U (en) | 2020-04-08 | 2020-04-08 | Semiconductor laser amblyopia therapeutic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212522740U (en) |
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2020
- 2020-04-08 CN CN202020496145.6U patent/CN212522740U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220525 Address after: Room 501, building 1, No. 168, Majian Road, high tech Zone, Suzhou, Jiangsu 215000 Patentee after: Tiancai Guangcai medical technology (Suzhou) Co.,Ltd. Address before: 100036 block B, 17 Wanshou Road, Haidian District, Beijing Patentee before: Beijing Ridiant Children's Eye Hospital Ltd. Patentee before: Zhonggang Dafu Science and Technology (Shenzhen) Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240111 Address after: 518054 room 205, floor 2, building 5, Qianhai Shenzhen Hong Kong youth dream factory, No. 35, Qianwan 1st Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong Patentee after: Zhonggang Dafu Science and Technology (Shenzhen) Co.,Ltd. Address before: Room 501, building 1, No. 168, Majian Road, high tech Zone, Suzhou, Jiangsu 215000 Patentee before: Tiancai Guangcai medical technology (Suzhou) Co.,Ltd. |
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| TR01 | Transfer of patent right |