CN111450420A - Brain function rehabilitation therapeutic apparatus - Google Patents
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- CN111450420A CN111450420A CN202010267569.XA CN202010267569A CN111450420A CN 111450420 A CN111450420 A CN 111450420A CN 202010267569 A CN202010267569 A CN 202010267569A CN 111450420 A CN111450420 A CN 111450420A
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- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0613—Apparatus adapted for a specific treatment
- A61N5/0622—Optical stimulation for exciting neural tissue
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
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- A61N5/067—Radiation therapy using light using laser light
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Abstract
The invention provides a brain function rehabilitation therapeutic apparatus, comprising: the power supply provides power for the singlechip control circuit and the laser module; the laser beam emitted by the laser module forms a divergent beam after being expanded by the laser spot expanding device; the singlechip control circuit controls the direct current speed regulating motor to drive the shielding sheet to shield the divergent light beam intermittently so that the divergent light beam forms a variable frequency laser pulse train which irradiates on eyes and activates cranial nerves by using the visual nerves of the eyes; the timing controller is used for setting working time and sending a set working time signal to the prompting device, and the prompting device sends out acousto-optic prompting information according to the set working time. The invention adopts the treatment technology of stimulating cranial nerve rehabilitation by irradiating eyes with variable-frequency laser, triggers the autonomous activity of the cranial nerve system by activating the visual nerve system, improves the capability of the visual nerve system and simultaneously rehabilitates the whole cranial nerve function, and the treatment instrument has simple and convenient operation and is suitable for hospitals or families.
Description
Technical Field
The invention belongs to the technical field of brain dysfunction rehabilitation training equipment, and particularly relates to a brain function rehabilitation therapeutic apparatus which irradiates the eye part of a patient with brain dysfunction through a laser pulse train, activates the activity of optic nerve and brain nerve cells, rehabilitates the brain nerve function, and rehabilitates and treats brain dysfunction diseases such as cerebral palsy, cerebral infarction and the like.
Background
The rehabilitation therapy of patients with brain dysfunction is mainly carried out by functional physical training and matching with brain-strengthening medicines. Physical training therapy is to improve motor functions, enhance cerebral nerve control ability, and further activate cerebral nerve functions by increasing joint mobility, adjusting muscle tone, and improving motor control ability, coordination ability, strength, endurance, etc. In the prior art, medical instruments and physical exercise instruments can be adopted to carry out rehabilitation treatment on patients with brain dysfunction, such as an electric pulse treatment device and a vibration massage device, but the devices belong to passive rehabilitation treatment, the functional effect on activating cranial nerves is not ideal, and effective brain dysfunction rehabilitation training treatment devices are in a state of shortage and scarcity.
The relationship between optic nerve and brain nerve is close, 80% of information of brain nerve comes from the study on the interaction relationship between optic nerve, optic nerve and brain nerve, is the current science and technology frontier technology, activates the function of brain nerve cells by stimulating the optic nerve, treats patients with brain dysfunction, and is the scientific and technical field actively explored by biomedicine.
Disclosure of Invention
The invention adopts the biological frontier technology of the interaction relation between the visual nerve and the cranial nerve, namely the theory basis of integrating the optical, electrical and biological information technologies, irradiates eyes through a variable frequency laser pulse train, stimulates the coordinated movement of the visual nerve system and the cranial nerve system, improves the cranial nerve function, stimulates the coordination of the trained cranial nerve function and the gradual recovery of each channel, and clinical practice finds that most patients with the cerebral dysfunction are accompanied with dull eyes, dull eyes and low vision, and the visual function is recovered by weak laser irradiation on the eyes, and simultaneously the cranial nerve function is also improved, and the cerebral palsy patients are treated and recovered, so that the effectiveness of the cerebral dysfunction through the treatment of the eyes is verified.
The technical scheme of the invention is as follows: a brain function rehabilitation therapeutic apparatus comprises a power supply, a singlechip control circuit, a laser module, a laser spot beam expanding device, a direct current speed regulating motor, a timing controller and a prompting device; wherein the content of the first and second substances,
the power supply provides power for the singlechip control circuit and the laser module;
the laser beam emitted by the laser module forms a divergent beam after being expanded by the laser spot expanding device;
the singlechip control circuit controls the direct-current speed regulating motor to drive the shielding sheet to shield the divergent light beam intermittently so that the divergent light beam forms a variable-frequency laser pulse train, the variable-frequency laser pulse train irradiates on eyes, and the cranial nerves are activated by using the visual nerves of the eyes;
the timing controller is used for setting working time and sending a set working time signal to the prompting device, and the prompting device sends out acousto-optic prompting information according to the set working time.
Furthermore, the brain function rehabilitation therapeutic apparatus also comprises a case, wherein a laser window, a forehead support, a power switch and a timing switch are arranged on the case;
the laser window is positioned in the front upper part of the forehead support so that eyes can correspond to the laser window;
the timing switch is connected with the timing controller to start the timing controller.
Furthermore, the singlechip control circuit is connected with the direct current speed regulating motor through a controlled voltage source.
Further, the single chip microcomputer control circuit comprises a single chip microcomputer and a motor driving circuit;
the single chip microcomputer is used for setting parameters of the brain function rehabilitation therapeutic apparatus so as to generate a variable frequency time sequence control signal;
the motor driving circuit is connected with the direct current speed regulating motor so as to amplify the frequency conversion time sequence control signal to drive the direct current speed regulating single machine to carry out frequency conversion operation.
Furthermore, the singlechip control circuit also comprises an auxiliary control circuit, wherein the auxiliary control circuit comprises a voice processing circuit, a motor rotating speed detection and feedback circuit, a timer control circuit, an indicator lamp control circuit and a controlled power supply control circuit; wherein the content of the first and second substances,
the timer control circuit is used for controlling the working time set by the timing controller;
when the timing switch is started and the treatment time reaches the set working time, the singlechip controls the voice processing circuit to send out voice prompt and controls the indicator lamp control circuit to send out light signal prompt by controlling the L ED lamp;
the motor rotating speed detection and feedback circuit is used for detecting the rotating speed of the direct current speed regulating motor and sending the rotating speed to the single chip microcomputer, and the single chip microcomputer adjusts and drives pulse width modulation in real time to enable the direct current speed regulating motor to operate within a preset rotating speed range;
the controlled power supply control circuit is used for controlling the voltage of the controlled power supply.
Further, the laser module (300) is a pure red laser generator, and generates laser peak wavelength of 632.8nm, 635nm or 650 nm.
Further, the laser module (300) comprises a laser light source and a laser tube, wherein the laser light source is used for providing power supply for the laser tube.
Furthermore, the laser tube is a semiconductor laser tube or a helium-neon laser tube.
Furthermore, the frequency range of the variable-frequency laser pulse train continuously and circularly changes within 5 HZ-35 HZ, the pulse duty ratio of the laser pulse train is 1:1, and the cyclic change period is within the range of 50S-70S.
Furthermore, the average power of the variable frequency laser pulse train output at the laser window is within the range of 0.3-2.5 mW.
The invention adopts the treatment technology of stimulating cranial nerve rehabilitation by irradiating eyes with variable-frequency laser, triggers the autonomous activity of the cranial nerve system by activating the visual nerve system, improves the capability of the visual nerve system and simultaneously rehabilitates the whole cranial nerve function, and the treatment instrument has simple and convenient operation and is suitable for hospitals or families.
Drawings
Fig. 1 is a block diagram schematically illustrating the structure of a brain function rehabilitation therapy apparatus according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a master control circuit of the single-chip microcomputer control circuit according to the embodiment of the present invention;
FIG. 3 is a schematic diagram of an auxiliary control circuit of the single chip microcomputer according to the embodiment of the present invention;
fig. 4 is a schematic circuit diagram of a semiconductor laser module according to an embodiment of the present invention;
FIG. 5 is a schematic circuit diagram of a helium-neon laser module according to another embodiment of the present invention;
FIG. 6 is a schematic circuit diagram of a power supply provided by an embodiment of the present invention;
FIG. 7 is a schematic side view of a brain function rehabilitation apparatus according to an embodiment of the present invention;
FIG. 8 is a schematic side view of a brain function rehabilitation apparatus according to an embodiment of the present invention;
wherein, the power supply is-100; singlechip control circuit-200; a laser module-300; a laser spot beam expanding device-400; a direct current speed regulating motor-500; timing controller-600; a prompting device-700; case-810, laser window-820, forehead support-830, power switch-840 and timing switch-850.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that functional, methodological, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
The brain function rehabilitation therapeutic apparatus of the embodiment irradiates the eyes with the laser with specific power and frequency, and the autonomous activity of the brain nervous system is triggered by activating the visual nervous system, so that the interaction effect of optic nerves and brain nerves is fully utilized, and the functional brain dysfunction is rehabilitated and treated.
The embodiment adopts a biological frontier technology of an interactive relation between a visual nerve and a cranial nerve, namely a theoretical basis of integrating an optical, electrical and biological information technology, irradiates eyes through a variable frequency laser pulse train, stimulates coordinated movement of the visual nerve system and the cranial nerve system, thereby improving the cranial nerve function, trains the coordination of the cranial nerve function and gradual recovery of each channel through stimulation, and finds that most patients with the cerebral dysfunction are accompanied with dull eyes, dull eyes and low vision through clinical practice, and the patients with the cerebral paralysis are treated and recovered through irradiating the visual function of the eyes through weak laser, and simultaneously also improve the cranial nerve function, and the treatment and recovery of the cerebral paralysis prove the effectiveness of the cerebral dysfunction through eyes.
Pure red light with the wavelength of 632.8nm, 635nm and 650nm is the most sensitive wavelength of macular retinas, the frequency of optic nerve conduction path and optic center sensitivity is selected, and the circulating light wave stimulation can enhance the conduction of visual information, increase the information sensing capability of the central nerve of the brain, and improve the function of cranial nerves, because more than 80% of brain cells of the brain are connected with eyes, and the brain dysfunction patients can be recovered by selecting the optical wavelength energy and the frequency sensitive to the eyes for stimulation.
The eyes can sense the flickering red light with the frequency of 5 HZ-35 HZ sensitively, the excitation and the function exertion of optic nerves and brain nerves can be aroused, the laser pulse trains with the cyclic change of the frequency can attract the visual attention of patients with brain dysfunction while effectively activating the yellow spot function of the eyes, the brain cells of the patients can be mobilized to actively participate, the group effect of the cells can be fully exerted, the cells can be recovered, and the treatment effect can be achieved.
According to the safety value of helium neon laser and semiconductor laser intensity which can be borne by human eyes, the maximum output power density of the laser at the eye treatment position is set to be 0.15mW/cm2 and the single treatment time is set to be 5 minutes.
Fig. 1 is a schematic block diagram of a structural configuration of a brain function rehabilitation apparatus according to an embodiment of the present invention, and fig. 7 and 8 are schematic structural diagrams of the brain function rehabilitation apparatus on different sides; referring to fig. 1, 7 and 8, the brain function rehabilitation therapeutic apparatus includes a power supply 100, a single chip microcomputer control circuit 200, a laser module 300, a laser spot beam expanding device 400, a direct current speed regulating motor 500, a timing controller 600, a prompting device 700 and a case 810; wherein the content of the first and second substances,
the power supply 100 is respectively connected with the input ends of the singlechip control circuit 200 and the laser module 300 and is used for providing power for the singlechip control circuit 200 and the laser module 300;
the output end of the single chip microcomputer control circuit 200 is connected with the direct current speed regulating motor 500 through a controlled voltage source, the output end of the microprocessor control circuit 200 is also connected with the input end of the timing controller 600, and the output end of the timing controller 600 is connected with the prompting device 700;
the output end of the laser module 300 is connected to the laser spot beam expanding device 400, and the laser module 300 is configured to expand the output laser beam by the laser spot beam expanding device 400 to form a divergent light beam, where the divergent light beam is a continuous light beam; the laser spot beam expanding device 400 has the functions of expanding the laser beam and changing the direction of the light path;
a laser window 820, a forehead support 830, a power switch 840 and a timing switch 850 are arranged on the case 810;
the forehead support 830 is used for a user to place the chin at the position, and the laser window 820 is positioned at the upper front part of the forehead support 830 so that the eyes can correspond to the laser window 820; preferably, the forehead rest 830 can be adjusted up and down;
the power switch 840 is used for controlling the power supply 100 to be switched on so as to start the brain function rehabilitation therapeutic apparatus;
the timing switch 850 is connected with the timing controller 600 to turn on the timing controller 600;
the singlechip control circuit 200 controls the direct current speed regulating motor 500 to drive the blades to intermittently shield divergent light beams, so that the divergent light beams form a variable frequency laser pulse train, the variable frequency laser pulse train can irradiate the eyes of a patient through the laser window 820, and the cranial nerve function is activated by utilizing the close relation between the visual nerve and the cranial nerve, thereby achieving the purpose of rehabilitation and treatment of the cranial function;
the timing controller 600 is configured to set a working time and send a set working time signal to the prompting device 700;
the prompting device 700 sends out prompting information according to the set working time, and when the treatment time of the patient reaches the set working time, the prompting device 700 sends out the prompting information, and the prompting information such as music, light signal and the like can be played to prompt an operator to finish the treatment.
Optionally, the laser module 300 is a laser generator that generates pure red light with a wavelength of 632.8nm, 635nm, or 650 nm.
Further, the single chip microcomputer control circuit 200 is used for generating a cycle time sequence with a period of 62.5 seconds and a frequency range of 5HZ to 35HZ, and controlling the direct current adjustable speed motor 500 to operate after being processed by the motor driving circuit, so that the shading device with the frequency of 5HZ to 35HZ is formed. The laser beam emitted by the laser generator is shielded and released by a shading blade driven by a direct current speed regulating motor 500 to become a variable frequency laser pulse train beam with the frequency of 5 HZ-35 HZ and the cycle period of about 1 minute, and the pulse duty ratio of the laser pulse train is 1: 1; wherein the pulse frequency range of the laser train is continuously and circularly changed within 5 HZ-35 HZ, and the cycle change period is within 50S-70S.
Wherein, the laser beam output by the laser generator is a point light source, and is expanded by the laser spot expanding device 400, and the expanded light spotHalf ofThe diameter varying with the distance of the optical path, the spot being largerHalf ofThe diameter of the laser spot is increased, the power density of the laser spot in a unit area is reduced, the diameter of the spot output by the laser window 820 is about 50mm, the diameter of the spot is adapted to the light receiving area of the eye, the expanded spot irradiates the eye through the laser window to activate the function of cranial nerves by utilizing the close relation between the optic nerves and the brain nerves, so that the aim of rehabilitation treatment of the brain function is fulfilled, and the average power of the output laser string pulse subjected to frequency conversion treatment at the laser window 820 is in the range of 0.3-2.5 mW.
The case 810 provides packaging protection for the complete machine of the brain function rehabilitation therapeutic apparatus, and can shield and shield laser exceeding a safety value emitted by the laser module 300 in the case 810 so as to perform safety protection on a user.
Referring to fig. 2 to 6, the brain function rehabilitation therapy apparatus in this embodiment includes a single chip microcomputer U1, a voice processing circuit U5, U6, a memory U3, a motor driving circuit (including OPT1, Q1, Q3, and matching devices thereof), a motor speed detection and feedback circuit (including RG1100, JP6, JP7, and matching devices thereof), a timer control circuit, an indicator light control circuit, a liquid crystal display L CD, a key input circuit (K1, K2, K3), a circuit of a power supply 100, and the like, and the specific structure and operation process of each component circuit of the brain function rehabilitation therapy apparatus in this embodiment will be specifically described below.
Optionally, the single chip microcomputer control circuit 200 includes a main control circuit and an auxiliary control circuit, referring to fig. 2, fig. 2 is a schematic diagram of the main control circuit of the brain function rehabilitation therapy apparatus provided in the embodiment of the present invention, the main control circuit includes a single chip microcomputer U1 (for example, model STC12C5410), a latch U2 (for example, model 74L S273), a memory U3 (for example, model 24C02), a liquid crystal display L CD (for example, model 1602A), keys (K1, K2, K3), and a motor driving circuit, the motor driving circuit includes a photo-electric isolator OPT1, a triode Q1, a Q3, and matching devices thereof;
the single chip microcomputer U1 is connected with the latch U2, the memory U3, the liquid crystal display L CD, the keys (K1, K2 and K3) and a motor driving circuit, wherein the motor driving circuit comprises a photoelectric isolator OPT1, triodes Q1 and Q3 and matching devices thereof;
the key K1 is used for inputting a reset signal and a segmented signal to the single chip microcomputer U1;
the key K2 is used for inputting the running frequency and time increment signals of the DC speed regulating motor 500 to the single chip microcomputer U1;
the key K3 is used for inputting the running frequency and time decrement signals of the direct current speed regulating motor 500 to the single chip microcomputer U1;
the motor driving circuit is connected with the direct current speed regulating motor 500 and is used for driving the direct current speed regulating motor 500 to run;
the liquid crystal display L CD is used for displaying the operation parameters of the brain function rehabilitation therapeutic apparatus;
the memory U3 is used for storing data in the single chip microcomputer U1;
the latch U2 is used for displaying the state of the brain function rehabilitation therapeutic apparatus in the running period;
the single chip microcomputer U1 is used for operating a driving software program of the brain function rehabilitation therapeutic apparatus to generate a corresponding variable frequency time sequence control signal, the motor driving circuit amplifies the variable frequency time sequence control signal to drive the direct current speed regulation single machine 500 to perform variable frequency operation, and the laser beam emitted by the laser generator is shielded by the shielding piece, so that variable frequency laser string pulses with the frequency of 5 HZ-35 HZ and the cycle period of about 1 minute are obtained.
Referring to fig. 3, fig. 3 is a schematic diagram of an auxiliary control circuit of a microprocessor control circuit according to an embodiment of the present invention, the auxiliary control circuit includes a voice processing circuit including chips U5 and U6, a motor rotation speed detection and feedback circuit including a timer switch and a delay timer, a timer control circuit including chips OPT3, RG1100 and a matching circuit, an indicator lamp control circuit including a photo-isolator OPT2, a transistor Q2, Q4 and L ED lamps, a controlled voltage source control circuit including U1, OPT1, Q1 and Q3;
the voice processing circuit sends a voice prompt to the user by sending a music signal, namely, prompts the user that the treatment time reaches the set working time, namely, the voice processing circuit is used for realizing the voice informing function of the prompting device 700;
the indicating lamp control circuit controls the LED lamp to send out an optical signal to prompt a user of an optical signal, namely, the user is prompted that the treatment time reaches the set working time, namely, the optical signal informing function of the prompting device 700 is realized;
the timer control circuit is a circuit of the timing controller 600 and is used for controlling the working time set by the timing controller 600;
when the timing switch 850 is started, the therapeutic apparatus works according to the set working time, and when the treatment time reaches the set working time, the singlechip U1 starts the voice processing circuit to send out voice prompt and simultaneously enables the L ED lamp to flash;
the motor rotating speed detection feedback circuit is used for detecting the rotating speed of the direct current speed regulation motor 500 and feeding the rotating speed back to the single chip microcomputer U1, the single chip microcomputer U1 adjusts and drives Pulse Width Modulation (PWM) in real time to enable the direct current speed regulation motor 500 to operate within a preset rotating speed range, wherein the preset rotating speed range is 2.5-17.5 revolutions per second, so that the blades of the direct current speed regulation motor 500 rotate for one circle, light blocking/light releasing is carried out for 2 times respectively, and the frequency of the laser pulse train is 5-35 Hz.
The controlled voltage source control circuit (including U1, OPT1, Q1, Q3) outputs a pulse width modulated signal under software driver control. And controlling the voltage value of the direct current speed regulating motor 500 to enable the direct current speed regulating motor 500 to operate at the set rotating speed.
The laser module 300 includes a laser power supply and a laser tube, wherein the laser power supply provides power to the laser tube; it is understood that the laser tube includes one or more laser tubes.
Preferably, referring to fig. 4, fig. 4 is a schematic circuit diagram of a laser module of a brain function rehabilitation therapy apparatus according to an embodiment of the present invention, where the laser module includes a first laser power source, a first semiconductor laser tube and a second semiconductor laser tube; the working voltage of the first semiconductor laser tube and the second semiconductor laser tube is 5V, and the laser wavelength output by the laser module is 635nm or 650 nm.
Preferably, referring to fig. 5, fig. 5 is a schematic circuit diagram of a laser module according to another embodiment of the present invention, the circuit of the laser module including a second laser power supply, a first helium-neon laser tube, and a second helium-neon laser tube; the working voltage of the first helium-neon laser tube and the second helium-neon laser tube is 1500V, and the output laser wavelength is 632.8 nm.
The laser power of the output laser beam of the semiconductor laser tube or the helium-neon laser tube is about 5mW, the laser beam is a collimated laser beam of a point light source, the laser beam is converted into a divergent beam through the laser spot beam expanding device 400, the optical density of the laser is reduced, and the laser becomes 1 type of laser safe to eyes; the divergent light beams are shielded by the singlechip control circuit 200 and the direct current speed regulating motor 500 in a frequency conversion way, so that 5 HZ-35 HZ frequency conversion laser pulse train light beams can be output, and the laser device is used as a therapeutic light source of a brain function rehabilitation therapeutic apparatus.
Fig. 6 is a circuit diagram of a power supply according to an embodiment of the invention.
The circuit of the power supply 100 comprises an alternating current transformer T1, a 5V power supply circuit consisting of diodes D1-D4, capacitors C11-C14 and a voltage stabilizer V1 (for example, the model is L M7805), a 12V power supply circuit consisting of a transformer T1, diodes D5-D8, capacitors C15-C18 and a voltage stabilizer V2 (for example, the model is L M7812), and a direct current motor power supply Vcc circuit consisting of diodes D9, D12, D13 and D14, and provides working power for a control circuit (including a main control circuit, an auxiliary control circuit and a circuit of a laser module) and a direct current speed regulating motor 500 of the whole machine.
The invention has the following advantages:
the brain function rehabilitation therapeutic apparatus is different from the brain function rehabilitation therapeutic apparatus in the prior art in that the variable frequency laser is adopted to irradiate eyes, so that the brain nerves are stimulated, and the whole brain nerves can be rehabilitated while the capability of the visual nervous system is improved by activating the visual nervous system and triggering the autonomous activity of the brain nervous system; especially rehabilitation therapy for patients with functional brain dysfunction, such as cerebral palsy caused by anoxia at birth, rehabilitation after cerebral infarction, senile dementia, etc.;
the brain function rehabilitation therapeutic apparatus has simple and convenient operation, safety and reliability, and can be widely applied to hospitals or families.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. A brain function rehabilitation therapeutic apparatus comprises a power supply (100), a singlechip control circuit (200), a laser module (300), a laser spot beam expanding device (400), a direct current speed regulating motor (500), a timing controller (600) and a prompting device (700); wherein the content of the first and second substances,
the power supply (100) provides power for the singlechip control circuit (200) and the laser module (300);
the laser beam emitted by the laser module (300) is expanded by the laser spot expanding device (400) to form a divergent beam;
the singlechip control circuit (200) controls the direct-current speed-regulating motor (500) to drive the shielding sheet to shield the divergent light beam intermittently so that the divergent light beam forms a variable-frequency laser pulse train, the variable-frequency laser pulse train irradiates on eyes, and the visual nerve of the eyes is utilized to activate cranial nerves;
the timing controller (600) is used for setting working time and sending a set working time signal to the prompting device (700), and the prompting device (700) sends out acousto-optic prompting information according to the set working time.
2. The brain function rehabilitation therapy apparatus according to claim 1, further comprising a case (810), wherein the case (810) is further provided with a laser window (820), a forehead support (830), a power switch (840) and a timing switch (850);
the laser window (820) is positioned in front of and above the forehead support (830) so that an eye can correspond to the laser window (820);
the timing switch (850) is connected with the timing controller (600) to turn on the timing controller (600).
3. The brain function rehabilitation therapeutic apparatus according to claim 2, wherein the single chip microcomputer control circuit (200) is connected with the direct current speed regulating motor (500) through a controlled voltage source.
4. The brain function rehabilitation therapeutic apparatus according to claim 3, wherein the single chip microcomputer control circuit (200) comprises a single chip microcomputer and a motor driving circuit;
the single chip microcomputer is used for setting parameters of the brain function rehabilitation therapeutic apparatus so as to generate a variable frequency time sequence control signal;
the motor driving circuit is connected with the direct current speed regulating motor (500) to amplify the frequency conversion time sequence control signal so as to drive the direct current speed regulating single machine (500) to carry out frequency conversion operation.
5. The brain function rehabilitation therapeutic apparatus according to claim 4, wherein the single chip microcomputer control circuit (200) further comprises an auxiliary control circuit, the auxiliary control circuit comprises a voice processing circuit, a motor rotating speed detecting and feedback circuit, a timer control circuit, an indicator lamp control circuit and a controlled power supply control circuit; wherein the content of the first and second substances,
the timer control circuit is used for controlling the working time set by the timing controller (600);
when the timing switch (850) is started and the treatment time reaches the set working time, the singlechip controls the voice processing circuit to send out voice prompt and controls the indicator lamp control circuit to send out light signal prompt by controlling an L ED lamp;
the motor rotating speed detection and feedback circuit is used for detecting the rotating speed of the direct current speed regulating motor (500) and sending the rotating speed to the single chip microcomputer, and the single chip microcomputer adjusts and drives pulse width modulation in real time to enable the direct current speed regulating motor (500) to operate within a preset rotating speed range;
the controlled power supply control circuit is used for controlling the voltage of the controlled power supply.
6. The apparatus according to claim 1, wherein the laser module (300) is a pure red laser generator generating laser light with peak wavelength of 632.8nm, 635nm or 650 nm.
7. The apparatus according to claim 1, wherein the laser module (300) comprises a laser light source and a laser tube, the laser light source being configured to provide power to the laser tube.
8. The apparatus according to claim 7, wherein the laser tube is a semiconductor laser tube or a helium-neon laser tube.
9. The apparatus according to claim 1, wherein the frequency of the variable frequency laser pulse train is continuously and cyclically varied between 5HZ and 35HZ, the pulse duty ratio of the laser pulse train is 1:1, and the cyclic variation period is in the range of 50S to 70S.
10. The apparatus according to any one of claims 1-9, wherein the average power of the variable frequency laser pulse train output at the laser window is in the range of 0.3mW to 2.5 mW.
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| CN101569778A (en) * | 2009-03-10 | 2009-11-04 | 深圳先进技术研究院 | Biofeedback simulation system and biofeedback simulation method |
| CN208031669U (en) * | 2017-12-06 | 2018-11-02 | 北京泽千代科技开发有限公司 | Laser visual acuity therapeutic instrument for rehabilitation |
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Application publication date: 20200728 |