CN112827066A - Multifunctional transcranial stimulation magnetic therapy device - Google Patents
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- A—HUMAN NECESSITIES
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Abstract
The invention relates to the technical field of medical equipment, in particular to a multifunctional transcranial stimulation magnetic therapy device, which is characterized in that the charges of an energy storage capacitor are quickly released, so that pulse current is introduced into stimulation coils arranged at different affected parts, a pulse magnetic field is further generated around the stimulation coils, magnetic lines of force penetrate through skin and skull to cranial nerves without wound with small resistance, and conductive induction current is generated in the cranium, so that corresponding cranial nerve units are stimulated, the multifunctional transcranial stimulation magnetic therapy device is simple in structure and convenient to use, a control system finishes the charge and discharge control of two sets of power supplies, ensures that the stimulation is not interfered with each other, the magnetic field stimulation is not attenuated, and can treat multiple persons simultaneously, after an MEP device stimulates a motion functional area of the brain, a compound action potential is generated at correspondingly controlled muscle, the muscle is amplified after being collected by an electrode, noise is filtered and converted into a digital, the magnetic energy data is sent to an upper computer for displaying, so that the optimal magnetic energy data for treating the patient is obtained, and a better treatment effect is achieved.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a multifunctional transcranial stimulation magnetic therapy device.
Background
Transcranial magnetic stimulation is increasingly used in the fields of rehabilitation of neurological diseases and scientific research of brain function as a non-invasive means of neurological intervention.
Transcranial magnetic stimulation technology has been used in a range of applications in epilepsy, depression and other neurological or psychiatric disorders as a painless, non-invasive, and effective clinical test and treatment. The Chinese reports show that TMS has better effects in the rehabilitation after cerebral apoplexy and the dysfunction treatment in the aspects of language, cognition, movement, emotion and the like after the craniocerebral injury treatment. However, clinical application of transcranial magnetic stimulation technology is in the stages of popularization, application, exploration and excavation in China and even internationally, and currently, the technology is only one corner of iceberg with value potential, and more application potentials are worthy of discussion and discovery.
However, the existing transcranial magnetic stimulation equipment has the disadvantages of complex structure, complex operation, single treatment mode, poor treatment effect, high failure rate, short service life, insufficient intellectualization and incapability of meeting market requirements.
Disclosure of Invention
In order to overcome the technical defects, the invention aims to provide the multifunctional transcranial stimulation magnetic therapy device which is simple in structure, convenient to use, various in treatment modes, good in treatment effect, low in failure rate, long in service life, high in intelligence degree and capable of meeting market requirements.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a multifunctional transcranial stimulation magnetic therapy device comprises a power supply, a computer provided with a control system, a mounting seat and stimulation coils which are movably arranged on two sides of the mounting seat through supporting arms respectively,
a main motor box, a circulating heat dissipation mechanism, an MEP device and a single chip microcomputer which are respectively powered by the power supply are fixedly arranged in the mounting seat, the computer and the main motor box are respectively connected to the single chip microcomputer and realize data interaction through the control system, and the stimulating coil is respectively connected to the circulating heat dissipation mechanism through a connecting pipe;
the MEP device is movably arranged on one side of the mounting seat through the storage frame and comprises an electrode plate, a base and a cover plate fixedly arranged on the base, a PCB, a WIFI module and a lithium battery are fixedly arranged in the base, the electrode plate is connected to the PCB, the lithium battery supplies power to the PCB, and the MEP device respectively performs data interaction with the computer and the main motor box through the WIFI module;
the MEP device is used for measuring the electromyographic signal waveform of a patient, transmitting the electromyographic signal waveform to the computer provided with the control system through the WIFI module, determining a threshold value after the control system analyzes the electromyographic signal waveform, and transmitting electric energy to the stimulation coil through the computer respectively through the main motor box to convert the electric energy into the optimal magnetic energy for treating the patient.
Further, the control system comprises
The medical record management module is used for adding, modifying, deleting and inquiring patient information, checking the detailed treatment records of the patients and generating documents;
the parameter setting module is used for setting product structures, equipment information, use instructions, supplier information, authority setting, cautions, data backup, a water pump switch and hospital names;
the prescription management module is used for containing the recommended setting of software parameters aiming at the disease, so that the built-in universal electronic prescription for treating the patient can be quickly realized;
the state display module is used for monitoring and displaying the temperature of the stimulating coil 7, the heat dissipation flow rate of liquid in the heat dissipation water tank 4 and the body temperature of the main motor box 3, giving an alarm for abnormal data and stopping the work of equipment;
and the treatment control module is used for realizing the real-time setting of the parameters of the device and the start-stop control of the device.
Furthermore, the main motor box comprises a machine box mounting frame and a machine box cover plate fixedly arranged on the side wall of the machine box mounting frame, a main machine circuit module, an energy storage capacitor and a silicon controlled rectifier are fixedly arranged in the machine box mounting frame, an anti-interference EMC circuit, a rectifying circuit and a boosting circuit are arranged on the main machine circuit module and used for converting alternating current into direct current, after the power supply is processed by the EMC circuit, the direct current voltage is obtained through rectifying and filtering of the rectifying circuit, an input power supply is provided for the boosting circuit, the input power supply is transmitted to the energy storage capacitor through the boosting circuit, and the energy storage capacitor inputs the input power supply to the stimulating coil through the silicon controlled rectifier; the booster circuit is connected with and supplies power to the singlechip, and the singlechip is connected with the controlled silicon; the computer is connected with the main motor box through the single chip microcomputer to realize data interaction.
Furthermore, the energy storage capacitor is provided with an absorption module for preventing the energy storage capacitor from being subjected to insulation breakdown due to overvoltage.
Furthermore, the power supply is connected with the host circuit module through a filter in a power supply mode, and the filter is fixedly arranged on one side of the case mounting frame.
Furthermore, a heat dissipation fan for dissipating heat of the host circuit module is fixedly arranged on the case mounting frame.
Further, circulation heat dissipation mechanism includes the water tank mount pad, and water tank mount pad internal fixation is equipped with water tank, water-cooled pump, medical switching power supply, self priming pump, wiring board and radiator, the power supplies power to water-cooled pump, self priming pump and radiator through medical switching power supply and wiring board respectively, and water-cooled pump and self priming pump are respectively in the water tank through pipe connection, the stimulating coil warp the connecting pipe is connected in water-cooled pump.
Furthermore, two sides of the water tank are respectively and fixedly provided with a water level sensor for measuring water level.
Furthermore, the mounting seat is further provided with an accommodating drawer, and the bottom of the mounting seat is further provided with universal wheels.
In conclusion, the invention has the advantages that: the MEP device can stimulate the motor function area of the brain, generate composite action potential at the correspondingly controlled muscle, amplify after collecting through the electrode, convert noise after filtering into digital signals, and send the digital signals to the upper computer for display, thereby obtaining the optimal magnetic energy data for the treatment of the patient and achieving better treatment effect.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a functional block diagram of an embodiment of the present invention;
FIG. 3 is a schematic diagram of the construction of an MEP apparatus of the present invention;
FIG. 4 is a schematic diagram of an exploded configuration of an MEP apparatus of the present invention;
FIG. 5 is a schematic view of the structure of the main motor case of the present invention;
FIG. 6 is a schematic structural diagram of a circulating heat dissipation mechanism according to the present invention;
wherein, 100, a power supply, 1, a computer, 101, a control system, 1010, a medical record management module, 1011, a parameter setting module, 1012, a prescription management module, 1013, a status display module, 1014, a treatment control module, 2, a mounting seat, 3, a stimulation coil, 4, a support arm, 5, a main motor case, 501, a case mounting frame, 502, a case cover plate, 503, a host circuit module, 5030, an EMC circuit, 5031, a rectification circuit, 5032, a booster circuit, 504, an energy storage capacitor, 505, a thyristor, 506, an absorption module, 507, a filter, 508, a heat dissipation fan, 6, a circulating heat dissipation mechanism, 601, a water tank mounting seat, 602, a water tank, 603, a water cooling pump, 604, a medical switch power supply, 605, a self-priming pump, 606, a wiring board, a water level 607, a heat sink, 608, a sensor, 7, an MEP device, 701, a cover plate, 702, a base, 703, a PCB board, 705. lithium cell 706, electrode slice 8, singlechip 9, hold the drawer, 10, universal wheel, 11, deposit the frame, 12, connecting pipe.
Detailed Description
The invention will be further described with reference to the accompanying drawings and the detailed description:
example (b):
as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, a multifunctional transcranial stimulation magnetic therapy device comprises a power supply 100, a computer 1 provided with a control system 101, a mounting base 2 and stimulation coils 3 which are movably arranged on two sides of the mounting base 2 through supporting arms 4 respectively,
a main motor box 5, a circulating heat dissipation mechanism 6, an MEP device 7 and a single chip microcomputer 8 which are respectively powered by the power supply 100 are fixedly arranged in the mounting seat 2, the computer 1 and the main motor box 5 are respectively connected to the single chip microcomputer 8 and realize data interaction through the control system 101, and the stimulating coil 3 is respectively connected to the circulating heat dissipation mechanism 6 through a connecting pipe 12;
the MEP device 7 is movably arranged on one side of the mounting seat 2 through a storage frame 11, the MEP device 7 comprises an electrode plate 706, a base 702 and a cover plate 701 fixedly arranged on the base 702, a PCB 703, a WIFI module 704 and a lithium battery 705 are fixedly arranged in the base 702, the electrode plate 706 is connected to the PCB 703, the lithium battery 705 supplies power to the PCB, and the MEP device 7 respectively performs data interaction with the computer 1 and the main motor box 5 through the WIFI module 704;
the MEP device 7 is used for measuring the electromyographic signal waveform of a patient, transmitting the electromyographic signal waveform to the computer 1 provided with the control system 101 through the WIFI module 702, determining a threshold value after the control system 101 analyzes the electromyographic signal waveform, and transmitting electric energy to the stimulation coil 3 through the computer 1 respectively through the main motor box 5 to convert the electric energy into the optimal magnetic energy for treating the patient.
Among them, the Motor Evoked Potential (MEP) refers to a Compound Muscle Action Potential (CMAP) generated by applying electric or magnetic stimulation to the excitation generated by the cortex motor zone and conducting the excitation to the spinal cord motor neuron through a descending motor conduction pathway, thereby activating the effector-muscle that it innervates. This muscle-generated response has a high amplitude in the millivolt range or near millivolt range and is easily recorded by surface electrodes.
After the device stimulates the motor functional area of the brain, compound action potential can be generated at the correspondingly controlled muscle, the MEP device 7 is collected by the electrode plate 706 and amplified, noise is filtered and converted into digital signals, and the digital signals are transmitted to the control system 101 of the computer 1 for storage and display.
When in use, the MEP device 7 is connected firstly, then the hands are cleaned, and then the positioning cap is worn on the hands: four positioning criteria: the forehead is covered on the front side, the occiput is covered on the back side, the T3 and the T4 on the left side and the right side face the ear tip or the tragus, and then the electrode sheet 706 is pasted: three pieces of the recording electrode are respectively placed on the wrist, the abdomen and the tendon of the extensor hallucis brevis, black is a ground wire and is attached to the wrist, red is the recording electrode and is attached to the abdomen of the extensor hallucis brevis, and white is the reference electrode and is attached to the tendon of the extensor hallucis brevis. Finally, the threshold is measured again: first, to determine the accuracy of the measured position, we turn the threshold up, approximately 70, if not, continue to turn it up, if it is, keep it still, and decrease the threshold size on the stimulation coil 3 until more than 10 times of 5 measurements of intensity with amplitude greater than 50 are the motion threshold of the patient, i.e. the optimal magnetic energy value.
Wherein the control system 101 comprises
A case history management module 1010 for adding, modifying, deleting, and inquiring patient information, and for viewing the detailed treatment records of the patient and generating documents;
a parameter setting module 1011 for setting product structure, equipment information, instructions for use, supplier information, authority settings, notes, data backup, water pump switches, and hospital names;
a prescription management module 1012 for including recommended settings of software parameters for the condition to enable quick implementation of a built-in generic electronic prescription for treatment of the patient;
a status display module 1013 for monitoring and displaying the temperature of the stimulating coil 7, the heat dissipation flow rate of the liquid in the heat dissipation water tank 4 and the temperature of the body of the main motor tank 3, and alarming for abnormal data and stopping the operation of the device;
and the treatment control module 1014 is used for realizing the real-time setting of the device parameters and the start-stop control of the device.
The main motor box 5 comprises a box mounting frame 501 and a box cover plate 502 fixedly arranged on the side wall of the box mounting frame 501, a main machine circuit module 503, an energy storage capacitor 504 and a silicon controlled rectifier 505 are fixedly arranged in the box mounting frame 501, an anti-interference EMC circuit 5030 is arranged on the main machine circuit module 503, a rectifying circuit 5031 and a boosting circuit 5032 are used for converting alternating current into direct current, the power supply 100 is processed by the EMC circuit 5030, then rectified and filtered by the rectifying circuit 5031 to obtain direct current voltage, an input power supply is provided for the boosting circuit 5032, the input power supply is transmitted to the energy storage capacitor 504 through the boosting circuit 5032, and the energy storage capacitor 504 inputs the input power supply to the stimulation coil 3 through the silicon controlled rectifier 505 and converts the input power supply; the booster circuit 5032 is connected with and supplies power to the single chip microcomputer 8, and the single chip microcomputer 8 is connected with the controllable silicon 505; the computer 1 is connected with the main motor box 5 through the single chip microcomputer 8 to realize data interaction.
In addition, the thyristor 505 is connected with the energy storage capacitor 504 and the stimulating coil 3, after the connection, the positive voltage pole of the energy storage capacitor 504 returns to the negative pole of the energy storage capacitor 3504 through the thyristor 505 and the stimulating coil 3, and resonance current is formed by the characteristics of the capacitor and the inductor, so that a magnetic field is generated on the stimulating coil 3. The thyristor 505 can automatically turn off after the current is reversed, so that the resonant current has only one period, and the period is 320 microseconds.
The power supply 100 is processed by the EMC circuit 5030 for interference resistance, and then converts the alternating current into the rectifying circuit 5031 and the boosting circuit 5032 for direct current, the power supply 100 is processed by the EMC circuit 5030, and then rectified and filtered by the rectifying circuit 5031 to obtain the direct current voltage, and provide the input power supply for the boosting circuit 5032, when the system is in the standby state, the boosting circuit 5032 does not generate output, the output of the boosting circuit 5032 is controlled by the intensity, the output voltage is controlled by different intensities, and the intensity range is 0-1600V. The boost output is stored in the energy storage capacitor 504, the single chip microcomputer 8 controls the output pulse magnetic field, and the energy storage capacitor 504 converts the input power supply into magnetic energy to be input into the stimulation coil 3. The singlechip 8 receives the instruction of the control system 101 in the computer 1 and feeds back the state of hardware, and controls and collects the state of each hardware, including strength and output pulse magnetic field frequency control; and collecting the states of all parts of the hardware. The circulating heat dissipation mechanism 6 cools the stimulating coil 3 of the magnetic field generating device, and the stimulating coil 3 is in a high-voltage and high-current working state in the process of generating a strong magnetic field, so that the temperature rise is high.
The energy storage capacitor 504 is provided with an absorption module 506 for preventing the load from being subjected to insulation breakdown due to overvoltage.
The power supply 100 is electrically connected to the host circuit module 503 through a filter 507, and the filter 507 is fixedly disposed on one side of the chassis mounting bracket 501.
A heat dissipation fan 508 for dissipating heat of the host circuit module 503 is further fixed on the chassis mounting frame 501.
Wherein, circulation heat dissipation mechanism 6 includes water tank mount pad 601, and water tank mount pad 601 internal fixation is equipped with water tank 602, water-cooling pump 603, medical switching power supply 604, self priming pump 605, wiring board 606 and radiator 607, power 100 supplies power for water-cooling pump 603, self priming pump 605 and radiator 607 through medical switching power supply 604 and wiring board 606 respectively, and water-cooling pump 603 and self priming pump 605 are respectively in water tank 602 through the pipe connection, stimulating coil 7 is through connecting pipe 12 connects in water-cooling pump 603.
Wherein, a water level sensor 608 for measuring water level is respectively fixed on both sides of the water tank 602.
The mounting base 2 is further provided with an accommodating drawer 9, and the bottom of the mounting base 2 is further provided with a universal wheel 10.
Wherein the maximum magnetic field strength of the system is: the maximum magnetic induction intensity is 1.5T-8T, and the allowance: +/-20%, and the change rate of the magnetic field strength is 40-80 KT/s; the output frequency is as follows: 0.1-100 Hz, adjustable: when the frequency is 0-1 Hz, the stepping value is 0.1 Hz; when the frequency is 1-100 Hz, the stepping value is 1 Hz; tolerance: 10% of the total weight of the composition. The frequency adjusting range is large, and single stimulation, programmed repeated stimulation and TBS pulse train stimulation can be realized; the stimulation frequency, the stimulation intensity, the stimulation time, the intermittence time and the like can be changed in a programmable mode, and the nerve excitability can be adjusted in two directions through various stimulation modes.
In addition, when the temperature of the stimulating coil 7 is more than or equal to 43 ℃, the system is shut down for protection and shutdown is displayed;
when the temperature of the main body of the main machine case 3 is more than or equal to 71 ℃, stopping protection and displaying stopping;
and monitoring and displaying the flow speed state of the heat dissipation water tank 4 in real time, and stopping to protect and display the stop when detecting that the flow speed of water in the heat dissipation water tank 4 is too low.
Friendly man-machine interaction interface, built-in medical record management and electronic prescription, and can also be used in cooperation with EEG (electroencephalogram).
In conclusion, the multifunctional medical instrument has the advantages of simple structure, convenience in use, various treatment modes, good treatment effect, low failure rate, long service life and high intelligence degree, and can meet market requirements.
Various other changes and modifications to the above embodiments and concepts will become apparent to those skilled in the art, and all such changes and modifications are intended to be included within the scope of the present invention as defined in the appended claims.
Claims (9)
1. The utility model provides a multi-functional transcranial stimulation magnetotherapeutic device, includes power (100), computer (1) of installing control system (101), mount pad (2) and respectively through support arm (4) mobile locate the stimulation coil (3) of mount pad (2) both sides, its characterized in that:
a main motor box (5), a circulating heat dissipation mechanism (6), an MEP device (7) and a single chip microcomputer (8) which are respectively powered by a power supply (100) are fixedly arranged in the mounting seat (2), the computer (1) and the main motor box (5) are respectively connected to the single chip microcomputer (8) and realize data interaction through the control system (101), and the stimulating coil (3) is respectively connected to the circulating heat dissipation mechanism (6) through a connecting pipe (12);
the MEP device (7) is movably arranged on one side of the mounting seat (2) through a storage frame (11), the MEP device (7) comprises an electrode plate (706), a base (702) and a cover plate (701) fixedly arranged on the base (702), a PCB (703), a WIFI module (704) and a lithium battery (705) are fixedly arranged in the base (702), the electrode plate (706) is connected to the PCB (703), the lithium battery (705) supplies power to the PCB, and the MEP device (7) respectively performs data interaction with the computer (1) and the main motor box (5) through the WIFI module (704);
the MEP device (7) is used for measuring the electromyographic signal waveform of a patient, transmitting the electromyographic signal waveform to the computer (1) provided with the control system (101) through the WIFI module (702), determining a threshold value after the control system (101) analyzes the electromyographic signal waveform, and transmitting electric energy to the stimulation coil (3) through the computer (1) through the main motor box (5) respectively to convert the electric energy into the optimal magnetic energy for treating the patient.
2. A multi-functional transcranial stimulation magnetic therapy device according to claim 1, wherein: the control system (101) comprises
A case history management module (1010) for adding, modifying, deleting and inquiring patient information, viewing the detailed treatment records of the patient and generating documents;
a parameter setting module (1011) for setting product structure, equipment information, instructions, supplier information, authority settings, notes, data backup, water pump switch and hospital name;
a prescription management module (1012) for including recommended settings of software parameters for the condition to enable quick implementation of a built-in universal electronic prescription for treatment of the patient;
a state display module (1013) for monitoring and displaying the temperature of the stimulating coil 7, the heat dissipation flow rate of the liquid in the heat dissipation water tank 4 and the temperature of the body of the main motor tank 3, giving an alarm for abnormal data and stopping the operation of the equipment;
and the treatment control module (1014) is used for realizing the real-time setting of the device parameters and the start-stop control of the device.
3. A multi-functional transcranial stimulation magnetic therapy device according to claim 1, wherein: the main motor box (5) comprises a box mounting frame (501) and a box cover plate (502) fixedly arranged on the side wall of the box mounting frame (501), a host circuit module (503), an energy storage capacitor (504) and a controlled silicon (505) are fixedly arranged in the case mounting frame (501), the host circuit module (503) is provided with an EMC circuit (5030) for resisting interference, a rectifier circuit (5031) and a booster circuit (5032) for converting alternating current into direct current, the power supply (100) is processed by an EMC circuit (5030), rectified and filtered by a rectifying circuit (5031) to obtain direct-current voltage, an input power supply is provided for a booster circuit (5032), the input power supply is transmitted to an energy storage capacitor (504) through the booster circuit (5032), and the energy storage capacitor (504) inputs the input power supply to the stimulating coil (3) through a silicon controlled rectifier (505) and converts the input power supply into magnetic energy; the boosting circuit (5032) is connected with and supplies power to the single chip microcomputer (8), and the single chip microcomputer (8) is connected with the controllable silicon (505); the computer (1) is connected with the main motor box (5) through the singlechip (8) to realize data interaction.
4. A multi-functional transcranial stimulation magnetic therapy device according to claim 3, wherein: and the energy storage capacitor (504) is provided with an absorption module (506) for preventing the load from being subjected to insulation breakdown due to overvoltage.
5. A multi-functional transcranial stimulation magnetic therapy device according to claim 4, wherein: the power supply (100) is connected to the host circuit module (503) in a power supply mode through a filter (507), and the filter (507) is fixedly arranged on one side of the case mounting frame (501).
6. A multifunctional transcranial stimulation magnetic therapy device according to claim 5, wherein: and a heat radiation fan (508) for radiating the heat of the host circuit module (503) is also fixedly arranged on the case mounting frame (501).
7. A multi-functional transcranial stimulation magnetic therapy device according to claim 1, wherein: circulation heat dissipation mechanism (6) include water tank mount pad (601), and water tank mount pad (601) internal fixation is equipped with water tank (602), water-cooling pump (603), medical switching power supply (604), self priming pump (605), wiring board (606) and radiator (607), power (100) are respectively through medical switching power supply (604) and wiring board (606) to supply power to water-cooling pump (603), self priming pump (605) and radiator (607), and water-cooling pump (603) and self priming pump (605) are respectively through pipe connection in water tank (602), amazing coil (7) warp connecting pipe (12) are connected in water-cooling pump (603).
8. A multi-functional transcranial stimulation magnetic therapy device according to claim 7, wherein: and water level sensors (608) for measuring water levels are respectively fixedly arranged on two sides of the water tank (602).
9. A multi-functional transcranial stimulation magnetic therapy device according to claim 7, wherein: the mounting seat (2) is further provided with an accommodating drawer (9), and the bottom of the mounting seat (2) is further provided with universal wheels (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110199344.XA CN112827066A (en) | 2021-02-23 | 2021-02-23 | Multifunctional transcranial stimulation magnetic therapy device |
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| CN114733075A (en) * | 2022-04-27 | 2022-07-12 | 广州奥方美容设备有限公司 | Electromagnetic wave and refrigeration body shaping equipment |
| CN114832237A (en) * | 2022-03-30 | 2022-08-02 | 深圳磁利晟科技有限公司 | Dynamic magnetic field generation method, device, equipment and computer readable storage medium |
| CN116139409A (en) * | 2023-04-17 | 2023-05-23 | 江西朴拙医疗设备有限公司 | Anti-interference magnetic therapy detection system, threshold detection method and all-in-one machine |
| CN116328182A (en) * | 2023-03-07 | 2023-06-27 | 南通大学 | Multifunctional portable transcranial electric stimulation device for eliminating athlete fatigue |
| WO2023185733A1 (en) * | 2022-03-30 | 2023-10-05 | 深圳磁利晟科技有限公司 | Dynamic magnetic field control method and apparatus, computer-readable storage medium and magnetic therapy device |
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| CN116139409A (en) * | 2023-04-17 | 2023-05-23 | 江西朴拙医疗设备有限公司 | Anti-interference magnetic therapy detection system, threshold detection method and all-in-one machine |
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Application publication date: 20210525 |