A multi-modal electrical pulse therapy device

Abstract

The utility model discloses a kind of multi-modal electric pulse's treatment equipment, including first solid-state relay, second solid-state relay, first digital potentiometer, second digital potentiometer and electrode, by digital potentiometer to two groups of PWM signal are handled appropriately, bias processing, the processing of duty ratio, misplacement processing etc., to form CES waveform, TSNS waveform and FNS waveform etc., realize that one treatment equipment has at least three waveform output, realize multifunctional electric pulse treatment.

Description

Technical Field

[0001] This utility model relates to the field of medical instrument technology, and in particular to a multimodal electrical pulse therapy device. Background Technology

[0002] The insomnia and headache treatment device stimulates the brain with low-intensity micro-currents, altering abnormal brain waves and prompting the brain to secrete a series of neurotransmitters and hormones closely related to diseases such as anxiety, depression, and insomnia, thereby achieving the treatment of these diseases.

[0003] Different diseases require different waveforms of electrical pulses for treatment, such as CES waveform therapy, TSNS waveform therapy, and FNS waveform therapy. Most current treatment devices only have one treatment waveform and can only implement one treatment mode; they cannot simultaneously support multiple waveforms and treatment modes. Utility Model Content

[0004] The purpose of this invention is to provide a multimodal electrical pulse therapy device. By using a digital potential unit to perform appropriate amplitude processing, bias processing, duty cycle processing, and misalignment processing on two sets of PWM signals, CES waveform, TSNS waveform, and FNS waveform are formed, so that a therapy device can output at least three waveforms and realize multifunctional electrical pulse therapy.

[0005] To achieve this objective, the present invention adopts the following technical solution:

[0006] A multimodal electrical pulse therapy device includes a first solid-state relay U2, a second solid-state relay U3, a first digital potentiometer U5, a second digital potentiometer U6, and electrodes;

[0007] Pin 2 of the first solid-state relay U2 is connected to port TIM, which is used to provide PWM signals;

[0008] Pins 4 and 3 of the first solid-state relay U2 are connected to port S1 and port S11, respectively.

[0009] Pins 4 and 3 of the second solid-state relay U3 are connected to ports S2 and S21, respectively.

[0010] Ports S1, S11, S2, and S21 are respectively connected to the corresponding electrodes;

[0011] Pin 1 of the first digital potentiometer U5 is connected to port PWM1-A0, and pin 16 of the first digital potentiometer U5 is connected to port PWM1-A1. Both ports PWM1-A0 and PWM1-A1 are used to input the first group of PWM signals.

[0012] Pin 1 of the second digital potentiometer U6 is connected to port PWM2-A0, and port PWM2-A0 receives the second set of PWM signals.

[0013] Ports S1, S11, S2, and S21 are all connected to the first digital potentiometer U5;

[0014] Both ports S2 and S21 are connected to the second digital potentiometer U6;

[0015] The CES waveform, TSNS waveform, and FNS waveform are output by adjusting the duty cycle or misalignment between the first group of PWM signals and the second group of PWM signals.

[0016] In some implementations, when port PWM1-A1 is normally low and port TIM is low, the CES waveform is output.

[0017] When port PWM1-A1 is normally low and port TIM is normally low, the output waveform is TSNS.

[0018] When port PWM1-A1 is low, port TIM is low, and the frequencies of port PWM1-A0 and port PWM2-A0 are the same, the FNS waveform is output.

[0019] In some implementations, pins 4 and 6 of the first digital potentiometer U5 are both connected to port S1, pin 5 is connected to port S11, and pin 7 is connected to port S21.

[0020] Pins 10 and 12 of the first digital potentiometer U5 are both connected to port S1, pin 13 is connected to port S11, and pin 11 is connected to port S21.

[0021] The second digital potentiometer U6 has pin 4 connected to port S2, pin 5 connected to port S21, pin 12 connected to port S2, and pin 13 connected to port S21.

[0022] In some implementations, it also includes an MCU unit, a first constant current module, a first current detection module, and a second current detection module;

[0023] The first constant current module, the first current detection module, and the second current detection module are all connected to the first digital potentiometer U5.

[0024] In some implementations, the first current detection module includes an amplifier U8A and a resistor R51. Pin 3 of the amplifier U8A is connected to ground after being connected to the resistor R51. Pin 3 of the amplifier U8A is connected to pin 9 of the first digital potentiometer U5. Pin 1 of the amplifier U8A is connected to port ADC1 of the MCU unit.

[0025] The first constant current module includes amplifier U7A and MOSFET Q3. Pin 3 of amplifier U7A is connected to port DAC1 of MCU unit, and pin 1 of amplifier U7A is connected to MOSFET Q3 and then to pin 9 of the first digital potentiometer U5.

[0026] The second current detection module includes amplifier U7B. Pin 5 of amplifier U7B is connected to MOSFET Q3. Pin 5 of amplifier U7B is connected to resistor R28 and then grounded. Pin 7 of amplifier U7B is connected to port ADC2 of the MCU unit.

[0027] In some implementations, pin 3 of amplifier U8A is connected to the parallel connection of resistors R49 and R51, and resistor R49 is connected to pin 9 of the first digital potentiometer U5.

[0028] Connect capacitor C130 to pin 8 of amplifier U8A and then ground it;

[0029] Pin 2 of amplifier U7A is connected to resistor R21, and the parallel connection of resistor R21 and resistor R24 ​​is grounded.

[0030] Amplifier U7A's pin 8 is connected to capacitor C94 and then grounded;

[0031] Amplifier U7A's pin 1 is connected to resistors R53 and R54 and then grounded. The parallel connection of resistors R53 and R54 is connected to MOSFET Q3.

[0032] In some implementations, it also includes an MCU unit, a second constant current module, a third current detection module, and a fourth current detection module;

[0033] The second constant current module, the third current detection module, and the fourth current detection module are all connected to the second digital potentiometer U6.

[0034] In some implementations, the third current detection module includes an amplifier U8B and a resistor R16. Pin 3 of the amplifier U8B is connected to ground after being connected to the resistor R16. Pin 3 of the amplifier U8B is connected to pin 9 of the second digital potentiometer U6. Pin 1 of the amplifier U8B is connected to port ADC3 of the MCU unit.

[0035] The second constant current module includes amplifier U9A and MOSFET Q2. Pin 3 of amplifier U9A is connected to port DAC2 of the MCU unit, and pin 1 of amplifier U9A is connected to pin 9 of the second digital potentiometer U6 after MOSFET Q2.

[0036] The fourth current detection module includes amplifier U9B. Pin 5 of amplifier U9B is connected to MOSFET Q2. Pin 5 of amplifier U9B is connected to resistor R26 and then grounded. Pin 7 of amplifier U9B is connected to port ADC4 of the MCU unit.

[0037] In some implementations, pin 3 of amplifier U8B is connected to the parallel connection of resistors R13 and R16, and resistor R13 is connected to pin 9 of the second digital potentiometer U6.

[0038] Pin 2 of amplifier U9A is connected to resistor R20, and the parallel connection of resistor R20 and resistor R18 is grounded.

[0039] Amplifier U9A's pin 8 is connected to capacitor C93 and then grounded;

[0040] Amplifier U9A has its pin 1 connected to resistor R19 and then to MOSFET Q2.

[0041] In some embodiments, the electrodes include a mastoid electrode and a forehead electrode; the mastoid electrode is crescent-shaped; the forehead electrode is foot-shaped.

[0042] The beneficial effects of this invention are as follows: The treatment device performs appropriate amplitude processing, bias processing, duty cycle processing, and misalignment processing on two sets of PWM signals through a digital potential unit, thereby forming CES waveform, TSNS waveform, and FNS waveform, etc., so that a treatment device can output at least three waveforms, realize multifunctional electrical pulse therapy, and be applicable to the treatment of different diseases. Attached Figure Description

[0043] Figure 1 This is a structural diagram of a multimodal electrical pulse therapy device according to the present invention;

[0044] Figure 2 The circuit schematic diagram shows the first digital potentiometer, the first constant current module, and the first current detection module of this utility model.

[0045] Figure 3 This is a circuit schematic diagram of the second digital potentiometer, the second constant current module, and the second current detection module of this utility model.

[0046] Figure 4 This is a port structure diagram of the MCU unit of this utility model;

[0047] Figure 5 This is a structural diagram of the electrode socket of this utility model;

[0048] Figure 6 This is a schematic diagram of the CES waveform of this utility model;

[0049] Figure 7 This is a schematic diagram of the TSNS waveform of this utility model;

[0050] Figure 8 This is a schematic diagram of the FNS waveform of this utility model;

[0051] Figure 9 This is a structural diagram of the papillary electrode of this utility model;

[0052] Figure 10 This is a structural diagram of the forehead electrode of this utility model;

[0053] Wherein: 100-PWM signal generation unit; 200-digital potential unit; 300-electrode; 310-mammary electrode; 320-forehead electrode; 400-MCU unit; 500-constant current unit; 600-current detection unit; 51-first constant current module; 61-first current detection module; 62-second current detection module; 52-second constant current module; 63-third current detection module; 64-fourth current detection module. Detailed Implementation

[0054] The present invention will now be described in further detail with reference to the accompanying drawings.

[0055] refer to Figure 1 A multimodal electrical pulse therapy device is disclosed. The device comprises a PWM signal generator unit 100, a digital potential unit 200, and electrodes 300. The PWM signal generator can generate PWM signals, for example, two sets of PWM signals. The two sets of PWM signals are processed by the digital potential unit 200, such as amplitude processing, bias processing, duty cycle processing, and misalignment processing, to form different waveforms, such as CES waveform, TSNS waveform, and FNS waveform. This enables the therapy device to output at least three or more waveforms, thereby realizing multifunctional electrical pulse therapy.

[0056] The device also includes an MCU unit 400, a constant current unit 500, and a current detection unit 600. The constant current unit 500 is used to provide a constant current, and the current detection unit 600 is used to detect the current. When the current is too large or too small, or other abnormalities occur, the constant current unit 500 can also adjust the current appropriately.

[0057] The digital potentiometer unit 200 includes a first digital potentiometer U5 and a second digital potentiometer U6, both of which can be model number DG409DY-T1-E3.

[0058] For details, please refer to Figures 2 to 5 The treatment device includes a first solid-state relay U2, a second solid-state relay U3, a first digital potentiometer U5, a second digital potentiometer U6, and an electrode 300; the model of both the first solid-state relay U2 and the second solid-state relay U3 is VO1400AEFTR.

[0059] Pin 2 of the first solid-state relay U2 is connected to port TIM, which is used to provide PWM signals, that is, port TIM is connected to PWM signal generation unit 100.

[0060] Pins 4 and 3 of the first solid-state relay U2 are connected to port S1 and port S11, respectively.

[0061] Pins 4 and 3 of the second solid-state relay U3 are connected to ports S2 and S21, respectively.

[0062] Ports S1, S11, S2, and S21 are respectively connected to the corresponding electrodes 300; there are four electrodes 300, which are connected to the four ports one by one; the electrodes 300 can be connected through the socket P2.

[0063] Pin 1 of the first digital potentiometer U5 is connected to port PWM1-A0, and pin 16 of the first digital potentiometer U5 is connected to port PWM1-A1. Both ports PWM1-A0 and PWM1-A1 are used to input the first group of PWM signals.

[0064] Pin 1 of the second digital potentiometer U6 is connected to port PWM2-A0, and port PWM2-A0 receives the second set of PWM signals.

[0065] Among them, ports PWM1-A0, PWM1-A1 and PWM2-A0 are all connected to the PWM signal generation unit 100;

[0066] Ports S1, S11, S2, and S21 are all connected to the first digital potentiometer U5;

[0067] Both ports S2 and S21 are connected to the second digital potentiometer U6;

[0068] The first digital potentiometer U5 and the second digital potentiometer U6 adjust the voltage divider nodes between their ports to change the resistance between the ports, thereby adjusting the corresponding PWM signals. When the first group of PWM signals is superimposed or output synchronously with the second group of PWM signals, waveforms such as CES, TSNS, and FNS are formed due to different duty cycles or misalignment.

[0069] refer to Figure 6 When port PWM1-A1 is normally low and port TIM is low, the CES waveform is output. At this time, the first group of PWM signals and the second group of PWM signals are not misaligned, and the output waveform can be connected to the ear canal.

[0070] The CES waveform is a bidirectional asymmetric wave.

[0071] Output current: 0μA~600μA adjustable, 50μA step, tolerance ±15%;

[0072] Frequency: 0.5Hz, tolerance ±10%;

[0073] Pulse width: 0.25s, 0.5s, 0.75s, 1s, tolerance ±10%.

[0074] Treatment time: Adjustable from 1 to 60 minutes, in 1-minute increments, with a tolerance of ±10%.

[0075] refer to Figure 7 When port PWM1-A1 is normally low and port TIM is normally low, the TSNS waveform is output; at this time, the first group of PWM signals and the second group of PWM signals are misaligned (starting from half of the high level).

[0076] The TSNS waveform is a bidirectional symmetrical wave;

[0077] Output current: 0mA~20mA adjustable, step 500μA, tolerance ±15%;

[0078] Frequency: 50Hz, tolerance ±10%;

[0079] Pulse width: 250µs, tolerance ±10%;

[0080] Treatment time: adjustable from 5 to 30 minutes, in 1-minute increments, with a tolerance of ±10%.

[0081] refer to Figure 8 When port PWM1-A1 is low, port TIM is low, and the frequencies of ports PWM1-A0 and PWM2-A0 are the same, the FNS waveform is output. The first and second PWM signals are misaligned (starting from half of the high level); the frequencies of ports PWM1-A0 and PWM2-A0 are both 1.8kHz, meaning the frequencies of the first and second PWM signals are both approximately 1.8kHz, and both have a duty cycle of 50%.

[0082] The FNS waveform is a bidirectional balanced wave;

[0083] Output current: 0-10mA adjustable, step 312.5μA, tolerance ±15%;

[0084] Frequency: 1800Hz, tolerance ±10%;

[0085] Pulse width: 80µs, tolerance ±10%;

[0086] Treatment time: Adjustable from 1 to 60 minutes, in 1-minute increments, with a tolerance of ±10%.

[0087] refer to Figure 2 and Figure 3 Pins 4 and 6 of the first digital potentiometer U5 are both connected to port S1, pin 5 is connected to port S11, and pin 7 is connected to port S21.

[0088] Pins 10 and 12 of the first digital potentiometer U5 are both connected to port S1, pin 13 is connected to port S11, and pin 11 is connected to port S21.

[0089] The second digital potentiometer U6 has pin 4 connected to port S2, pin 5 connected to port S21, pin 12 connected to port S2, and pin 13 connected to port S21.

[0090] Therefore, the first digital potentiometer U5 and the second digital potentiometer U6 adjust the voltage divider nodes between their ports, thereby changing the resistance between the ports and thus regulating the corresponding PWM signal.

[0091] refer to Figure 1 and Figure 2 It also includes an MCU unit 400, a first constant current module 51, a first current detection module 61 and a second current detection module 62;

[0092] The first constant current module 51, the first current detection module 61, and the second current detection module 62 are all connected to the first digital potentiometer U5.

[0093] The MCU unit 400 can be a microcontroller; the first constant current module 51 provides a constant current to ensure the stability of the circuit current, thereby ensuring the stability of the treatment; the first current detection module 61 is used to detect the current, and the second current detection module 62 is used to detect the current of the first constant current module 51 in a closed loop. When the current is too large or too small or other abnormalities occur, the first constant current module 51 can adjust the current appropriately.

[0094] Specifically, the first current detection module 61 includes an amplifier U8A and a resistor R51. Pin 3 of the amplifier U8A is connected to ground after being connected to the resistor R51. Pin 3 of the amplifier U8A is connected to pin 9 of the first digital potentiometer U5. Pin 1 of the amplifier U8A is connected to port ADC1 of the MCU unit 400. The resistor R51 is used to sample the voltage to calculate the current. The amplifier U8A performs calculations on the signal, and then the signal is transmitted to port ADC1 of the MCU unit 400 to convert the signal into a digital signal.

[0095] The first constant current module 51 includes an amplifier U7A and a MOSFET Q3. Pin 3 of the amplifier U7A is connected to port DAC1 of the MCU unit 400. Pin 1 of the amplifier U7A is connected to pin 9 of the first digital potentiometer U5 after the MOSFET Q3. The first constant current module 51 provides a constant current. The MOSFET Q3 can adjust the current according to the signal, that is, adjust the current according to the operating conditions.

[0096] The second current detection module 62 includes an amplifier U7B. Pin 5 of amplifier U7B is connected to MOSFET Q3, and pin 5 of amplifier U7B is connected to ground via resistor R28. Pin 7 of amplifier U7B is connected to port ADC2 of MCU unit 400. The second current detection module 62 can follow the voltage. Resistor R28 can sample the voltage to calculate the current. Amplifier U7B processes the signal, and then the signal is transmitted to port ADC2 of MCU unit 400 to convert the signal into a digital signal, thus forming a closed-loop circuit structure, which makes the first constant current module 51 more accurate in adjusting the current.

[0097] Therefore, the first current detection module 61 can detect the current in the circuit. When the current is abnormal, the MCU unit 400 sends a current adjustment signal to the first constant current module 51 based on the abnormal current signal. The first constant current module 51 adjusts the current, and the second current detection module 62 performs closed-loop tracking of the current to ensure the accuracy of the current adjustment. The abnormal current signal can be converted into a digital signal before being transmitted to the MCU unit 400, and the current adjustment signal sent by the MCU unit 400 can be an analog signal.

[0098] All of the above amplifiers can be designated as TLV9062 IDR.

[0099] Furthermore, pin 3 of amplifier U8A is connected to the parallel connection of resistors R49 and R51, and resistor R49 is connected to pin 9 of the first digital potentiometer U5; the parallel connection of resistors R49 and R51 provides a gain effect, improving the accuracy of detection.

[0100] Amplifier U8A's pin 8 is connected to capacitor C130 and then grounded; capacitor C130 acts as a filter to remove high-frequency noise.

[0101] Pin 2 of amplifier U7A is connected to resistor R21, and the parallel connection of resistors R21 and R24 is grounded; resistors R21 and R24 provide gain and improve the accuracy of detection.

[0102] Amplifier U7A's pin 8 is connected to capacitor C94 and then grounded; capacitor C94 acts as a filter to remove high-frequency noise.

[0103] Amplifier U7A's pin 1 is connected to resistors R53 and R54 and then grounded. The parallel connection of resistors R53 and R54 is connected to MOSFET Q3. Resistors R53 and R54 provide gain, improving the accuracy of the second current detection module 62.

[0104] refer to Figure 1 and Figure 3 It also includes an MCU unit 400, a second constant current module 52, a third current detection module 63 and a fourth current detection module 64;

[0105] The second constant current module 52, the third current detection module 63, and the fourth current detection module 64 are all connected to the second digital potentiometer U6.

[0106] The second constant current module 52 provides a constant current to ensure the stability of the circuit current, thereby ensuring the stability of the treatment; the third current detection module 63 is used to detect the current, and the fourth current detection module 64 is used for closed-loop detection of the current of the second constant current module 52. When the current is too large or too small or other abnormalities occur, the second constant current module 52 can adjust the current appropriately.

[0107] Specifically, the third current detection module 63 includes an amplifier U8B and a resistor R16. Pin 3 of the amplifier U8B is connected to ground after being connected to the resistor R16. Pin 3 of the amplifier U8B is connected to pin 9 of the second digital potentiometer U6. Pin 1 of the amplifier U8B is connected to port ADC3 of the MCU unit 400. The resistor R16 is used to sample the voltage to calculate the current. The amplifier U8B processes the signal and then transmits the signal to port ADC3 of the MCU unit 400, which can convert the signal into a digital signal.

[0108] The second constant current module 52 includes an amplifier U9A and a MOSFET Q2. Pin 3 of the amplifier U9A is connected to port DAC2 of the MCU unit 400. Pin 1 of the amplifier U9A is connected to pin 9 of the second digital potentiometer U6 after the MOSFET Q2. The second constant current module 52 provides a constant current. The MOSFET Q2 can adjust the current according to the signal, that is, adjust the current according to the operating conditions.

[0109] The fourth current detection module 64 includes an amplifier U9B. Pin 5 of amplifier U9B is connected to MOSFET Q2, and pin 5 of amplifier U9B is connected to ground via resistor R26. Pin 7 of amplifier U9B is connected to port ADC4 of MCU unit 400. The fourth current detection module 64 can track voltage. Resistor R26 samples the voltage to calculate the current. Amplifier U9B processes the signal, and then the signal is transmitted to port ADC2 of MCU unit 400 to convert the signal into a digital signal, thus forming a closed-loop circuit structure, enabling the second constant current module 52 to adjust the current more accurately.

[0110] Therefore, the third current detection module 63 can detect the current in the circuit. When the current is abnormal, the MCU unit 400 sends a current adjustment signal to the second constant current module 52 based on the abnormal current signal. The second constant current module 52 adjusts the current, and the fourth current detection module 64 performs closed-loop tracking of the current to ensure the accuracy of the current adjustment. The abnormal current signal can be converted into a digital signal before being transmitted to the MCU unit 400, and the current adjustment signal sent by the MCU unit 400 can be an analog signal.

[0111] All of the above amplifiers can be designated as TLV9062 IDR.

[0112] Furthermore, pin 3 of amplifier U8B is connected to the parallel connection of resistors R13 and R16, and resistor R13 is connected to pin 9 of the second digital potentiometer U6; the parallel connection of resistors R13 and R16 provides a gain effect, improving the accuracy of detection.

[0113] Pin 2 of amplifier U9A is connected to resistor R20, and the parallel connection of resistor R20 and resistor R18 is grounded; the parallel connection of resistor R20 and resistor R18 serves to increase the gain.

[0114] Amplifier U9A's pin 8 is connected to capacitor C93 and then grounded; this serves as a filter to remove high-frequency noise.

[0115] Amplifier U9A has its pin 1 connected to resistor R19 and then to MOSFET Q2.

[0116] refer to Figure 9 and Figure 10 Electrode 300 includes a mastoid electrode 310 and a forehead electrode 320;

[0117] The mastoid electrode 310 is attached to the mastoid process behind the ear. The mastoid electrode 310 is crescent-shaped, which allows for a better fit and prevents it from falling off.

[0118] The forehead electrode 320 is attached to the forehead. The forehead electrode 320 is shaped like a foot, which allows for a better fit and prevents it from falling off.

[0119] The above description only discloses some embodiments of this utility model. For those skilled in the art, various modifications and improvements can be made without departing from the inventive concept of this utility model, and these all fall within the protection scope of this utility model.

Claims

1. A multimodal electrical pulse therapy device, characterized in that, Includes a first solid-state relay U2, a second solid-state relay U3, a first digital potentiometer U5, a second digital potentiometer U6, and electrodes; Pin 2 of the first solid-state relay U2 is connected to port TIM, which is used to provide PWM signals; Pins 4 and 3 of the first solid-state relay U2 are connected to ports S1 and S11, respectively; Pins 4 and 3 of the second solid-state relay U3 are connected to ports S2 and S21, respectively; Ports S1, S11, S2, and S21 are respectively connected to the corresponding electrodes; Pin 1 of the first digital potentiometer U5 is connected to port PWM1-A0, and pin 16 of the first digital potentiometer U5 is connected to port PWM1-A1. Both ports PWM1-A0 and PWM1-A1 are used to input the first set of PWM signals. Pin 1 of the second digital potentiometer U6 is connected to port PWM2-A0, which receives the second set of PWM signals. Ports S1, S11, S2, and S21 are all connected to the first digital potentiometer U5. Both port S2 and port S21 are connected to the second digital potentiometer U6; The CES waveform, TSNS waveform, and FNS waveform are output by adjusting the duty cycle or misalignment between the first group of PWM signals and the second group of PWM signals.

2. The multimodal electrical pulse therapy device according to claim 1, characterized in that, When the PWM1-A1 port is normally low and the TIM port is low, the CES waveform is output. When the PWM1-A1 port is normally low and the TIM port is normally low, the TSNS waveform is output. When port PWM1-A1 is low, port TIM is low, and the frequencies of port PWM1-A0 and port PWM2-A0 are the same, the FNS waveform is output.

3. The multimodal electrical pulse therapy device according to claim 1, characterized in that, Pins 4 and 6 of the first digital potentiometer U5 are both connected to port S1, pin 5 is connected to port S11, and pin 7 is connected to port S21. Pins 10 and 12 of the first digital potentiometer U5 are both connected to port S1, pin 13 is connected to port S11, and pin 11 is connected to port S21. The second digital potentiometer U6 has pin 4 connected to port S2, pin 5 connected to port S21, pin 12 connected to port S2, and pin 13 connected to port S21.

4. The multimodal electrical pulse therapy device according to claim 1, characterized in that, It also includes an MCU unit, a first constant current module, a first current detection module, and a second current detection module; The first constant current module, the first current detection module, and the second current detection module are all connected to the first digital potentiometer U5.

5. The multimodal electrical pulse therapy device according to claim 4, characterized in that, The first current detection module includes an amplifier U8A and a resistor R51. Pin 3 of the amplifier U8A is connected to the resistor R51 and then grounded. Pin 3 of the amplifier U8A is connected to pin 9 of the first digital potentiometer U5. Pin 1 of the amplifier U8A is connected to the port ADC1 of the MCU unit. The first constant current module includes an amplifier U7A and a MOSFET Q3. Pin 3 of the amplifier U7A is connected to port DAC1 of the MCU unit, and pin 1 of the amplifier U7A is connected to pin 9 of the first digital potentiometer U5 after the MOSFET Q3. The second current detection module includes an amplifier U7B. Pin 5 of the amplifier U7B is connected to the MOS transistor Q3. Pin 5 of the amplifier U7B is connected to the resistor R28 and then grounded. Pin 7 of the amplifier U7B is connected to the port ADC2 of the MCU unit.

6. The multimodal electrical pulse therapy device according to claim 5, characterized in that, Pin 3 of the amplifier U8A is connected to the parallel connection of resistors R49 and R51, and resistor R49 is connected to pin 9 of the first digital potentiometer U5. The amplifier U8A is connected to ground after pin 8 is connected to capacitor C130; Pin 2 of the amplifier U7A is connected to resistor R21, and the parallel connection of resistor R21 and resistor R24 ​​is grounded. The amplifier U7A is connected to ground after pin 8 is connected to capacitor C94; The amplifier U7A has its pin 1 connected to resistors R53 and R54 and then grounded. The parallel connection of resistors R53 and R54 is connected to MOSFET Q3.

7. The multimodal electrical pulse therapy device according to claim 1, characterized in that, It also includes an MCU unit, a second constant current module, a third current detection module, and a fourth current detection module; The second constant current module, the third current detection module, and the fourth current detection module are all connected to the second digital potentiometer U6.

8. The multimodal electrical pulse therapy device according to claim 7, characterized in that, The third current detection module includes an amplifier U8B and a resistor R16. Pin 3 of the amplifier U8B is connected to the resistor R16 and then grounded. Pin 3 of the amplifier U8B is connected to pin 9 of the second digital potentiometer U6. Pin 1 of the amplifier U8B is connected to the port ADC3 of the MCU unit. The second constant current module includes an amplifier U9A and a MOSFET Q2. Pin 3 of the amplifier U9A is connected to port DAC2 of the MCU unit, and pin 1 of the amplifier U9A is connected to pin 9 of the second digital potentiometer U6 after the MOSFET Q2. The fourth current detection module includes an amplifier U9B. Pin 5 of the amplifier U9B is connected to the MOS transistor Q2. Pin 5 of the amplifier U9B is connected to the ground after being connected to the resistor R26. Pin 7 of the amplifier U9B is connected to the port ADC4 of the MCU unit.

9. The multimodal electrical pulse therapy device according to claim 8, characterized in that, Pin 3 of the amplifier U8B is connected to the parallel connection of resistors R13 and R16, and resistor R13 is connected to pin 9 of the second digital potentiometer U6. Pin 2 of the amplifier U9A is connected to resistor R20, and the parallel connection of resistor R20 and resistor R18 is grounded. The amplifier U9A's pin 8 is connected to capacitor C93 and then grounded; The amplifier U9A has its pin 1 connected to resistor R19 and then to MOSFET Q2.

10. A multimodal electrical pulse therapy device according to any one of claims 1-9, characterized in that, The electrodes include a mastoid electrode and a forehead electrode; The papillary electrode is crescent-shaped; The forehead electrode is shaped like a foot.

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