CN204121597U - A kind of portable electronic medical apparatus for treating menalgia - Google Patents

Abstract

The utility model discloses a portable electronic dysmenorrhea treatment instrument, which comprises a wireless remote control module, an electric stimulation control circuit, a patch electrode connected to the instrument and a human body, the wireless remote control module controls the electric stimulation control circuit through wireless communication, and the electric stimulation control circuit is connected to To the patch electrodes connected to the human body, the wireless remote control module includes a power supply, single-chip microcomputer, key input, radio frequency module and radio frequency power management circuit, and the electric stimulation control circuit includes a rechargeable power supply, a single-chip microcomputer, a wireless receiving module, a boost circuit, and a pulse output circuit and output feedback circuit. The wireless remote control module is used to transmit the electric stimulation mode and intensity control signal, the boost circuit boosts the voltage to the preset value according to the remote control intensity control signal, the pulse output circuit outputs the preset waveform according to the remote control mode selection signal, and the output feedback circuit according to the result The high and low level judge whether it is in the output state, and choose different modes and strengths. The utility model has the advantages of convenient use, good therapeutic effect and the like.

Description

A portable electronic dysmenorrhea treatment instrument

technical field

The utility model relates to an electronic treatment instrument technology, in particular to a portable electronic treatment instrument for dysmenorrhea.

Background technique

Dysmenorrhea is a common gynecological disease, which brings a lot of inconvenience to patients' work and life. At present, this type of therapeutic apparatus mostly adopts an integrated design of control buttons and electric stimulation circuits. This design makes it impossible for patients to conveniently set stimulation parameters in public places and cannot be used in public places, which greatly restricts the places used. Such therapeutic instruments are usually relatively large in size and quite inconvenient to carry and use.

Utility model content

The purpose of the utility model is to overcome the shortcomings and deficiencies of the prior art, and provide a portable electronic dysmenorrhea treatment instrument, which utilizes the wireless remote control module, the radio frequency module and the control technology related to the single-chip microcomputer in the prior art , to achieve the purpose of relieving and treating dysmenorrhea by performing electrical stimulation on specific parts, and the therapeutic instrument is small in shape, easy to operate, and convenient to carry around.

The purpose of this utility model is achieved through the following technical solutions: a portable electronic dysmenorrhea treatment instrument can include: a wireless remote control module, an electric stimulation control circuit, a patch electrode connected to the instrument and the human body, and the wireless remote control module controls the electric stimulation through wireless communication Control circuit, the output of the electric stimulation control circuit is connected to the patch electrode connected to the human body, the wireless remote control module includes a power supply part, a single-chip microcomputer, a key input, a radio frequency module and a radio frequency power management circuit, and the electric stimulation control circuit includes a rechargeable power supply , single-chip microcomputer, wireless receiving module, boost circuit, pulse output circuit and output feedback circuit; the wireless remote control module is used to transmit electric stimulation mode and intensity control signal, and the boost circuit boosts the voltage to the preset value according to the intensity control signal of the remote control, and the pulse The output circuit outputs a preset waveform according to the mode selection signal of the remote controller, and the output feedback circuit judges whether it is in the output state according to the high or low level of the adopted result.

Described wireless remote control module can comprise power part, single-chip microcomputer, key input, radio frequency module and radio frequency power management circuit, described power part adopts BL8530 power management to boost 3V button battery to 3.3V output, power output and single-chip microcomputer, key input, The radio frequency output control circuit is connected with the radio frequency power management circuit; the button input is connected with the single chip microcomputer, the single chip microcomputer is connected with the radio frequency module, and the control pin of the radio frequency power supply management circuit is connected with the single chip microcomputer. The button outputs the control signal to the single-chip microcomputer, and the single-chip computer converts the button input signal into a 2.4GHz frequency band radio frequency communication format and outputs it to the radio frequency module, the radio frequency module transmits the signal, and the radio frequency power management circuit controls the power input of the radio frequency module; the radio frequency module adopts a 2.4GHz frequency band radio frequency module 24L01 realizes wireless signal.

The radio frequency power management circuit may include: a first resistor R1, a second resistor R2, a third resistor R3 and a first field effect transistor Q1; wherein, the pin terminal VCC_OUT_CTRL of the single-chip microcomputer passes through the first resistor R1 and the third resistor R3 respectively Connected to the power supply and the gate of the first field effect transistor Q1, the gate of the first field effect transistor Q1 is connected to the power supply through the second resistor R2, the source of the first field effect transistor Q1 is connected to the power supply, and the radio frequency power management circuit The output terminal VCC_OUT is drawn out from the drain of the first field effect transistor Q1.

The electrical stimulation control circuit may include a rechargeable power supply, a single-chip microcomputer, a wireless receiving module, a boost circuit, a pulse output circuit and an output feedback circuit; the output of the rechargeable power supply is connected to each module, the wireless receiving module is connected to the single-chip microcomputer, and the single-chip microcomputer controls pins Connect to the boost circuit and the pulse output circuit respectively, the boost circuit output is connected to the pulse output circuit, the pulse output circuit is connected to the electrode connected to the human body, the pulse output circuit is connected to the feedback circuit, and the feedback circuit output is connected to the single-chip ADC sampling port; The electrical stimulation control circuit uses a built-in 3.7V rechargeable battery, and the rechargeable battery BL4050 is used for charging management, and the power output uses BL8564 power management to reduce the power supply voltage to 3.3V.

The boost circuit may include: a first triode Q2, a second triode Q3, a third triode Q4, a fourth triode Q5 and a fifth triode Q6; the microcontroller control pin PWM passes through a resistor Connected to the base of the first transistor Q2 and the base of the second transistor Q3, the power supply is connected in series to the ground through the first transistor Q2 and the second transistor Q3; the first transistor Q2 and the second The emitter of the transistor Q3 is connected to the bases of the third transistor Q4 and the fourth transistor Q5, the third transistor Q4 and the fourth transistor Q5 are connected in parallel, the emitter is grounded, and the collector is connected through an inductor To the power supply, the collector is connected to the positive terminal of the capacitor C1 through a diode, the negative terminal of the capacitor C1 is connected to the ground, the output of the booster circuit is drawn from the negative terminal of the diode; the output is connected to the collector of the fifth transistor Q6 through a resistor, the first The emitter of the fifth triode Q6 is connected to the ground, and the base of the fifth triode Q6 is connected to the control pin ZERO of the microcontroller through a resistor.

The pulse output circuit may include: a single-chip microcomputer, and the waveform output control signals WAVE1, WAVE2, WAVE3 and WAVE4 of the single-chip microcomputer are connected with the sixth triode Q7, the eighth triode Q9, the thirteenth triode Q11 and the twelfth triode respectively. The emitter of the transistor Q13 is connected, the bases of the sixth transistor Q7, the eighth transistor Q9, the thirteenth transistor Q11 and the twelfth transistor Q13 are connected to the power supply through a resistor, and the sixth transistor Q7 The collectors of the eighth triode Q9, the thirteenth triode Q11, and the twelfth triode Q13 are respectively connected to the seventh triode Q8, the ninth triode Q10, and the eleventh triode Q8 through resistors. The bases of Q12 and the thirteenth triode Q14; the output of the boost circuit is connected to the collectors of the seventh triode Q8 and the eleventh triode Q12, and are connected to the seventh triode Q8 and the eleventh triode Q12 respectively through resistors. The base of the eleventh triode Q12, the collectors of the seventh triode Q8 and the eleventh triode Q12 are respectively connected to the emitters of the ninth triode Q10 and the thirteenth triode Q14, and The collectors of the ninth triode Q10 and the thirteenth triode Q14 are connected to the ground through resistors, and the pulse output circuit is led out from the collectors of the seventh triode Q8 and the eleventh triode Q12.

In the output feedback circuit, the fourteenth resistor R14, the fifteenth resistor R15, the sixteenth resistor R21 and the fourteenth transistor Q15, the base of the fourteenth transistor Q15 is connected to the first transistor through the fifteenth resistor R15 The collectors of the ninth triode Q10 and the thirteenth triode Q14, the collectors of the ninth triode Q10 and the thirteenth triode Q14 are connected to the ground through the fourteenth resistor R14, and the fourteenth triode The collector of Q15 is connected to the power supply through the sixteenth resistor R21, the emitter of the fourteenth triode Q15 is connected to the ground, and the output of the feedback circuit is drawn from the collector of the fourteenth triode Q15 to the A/D sampling terminal of the single-chip microcomputer .

Compared with the prior art, the utility model has the following advantages and effects: selectable mode and adjustable intensity electric stimulation are used to stimulate specific parts to relieve and treat dysmenorrhea; wireless remote control is used to select electric stimulation mode and adjust electric stimulation intensity , convenient to use in public places. The portable electronic dysmenorrhea treatment instrument of the utility model is quite convenient to carry and use, can effectively relieve dysmenorrhea, and has a very good therapeutic effect on treating dysmenorrhea.

Description of drawings

Fig. 1 is the instrument structural block diagram of the present utility model.

Fig. 2 is a schematic diagram of the radio frequency power supply management circuit of the utility model.

Fig. 3 is a schematic diagram of the instrument boosting circuit of the present invention.

Fig. 4 is a schematic diagram of the instrument pulse output circuit and feedback circuit of the utility model.

Detailed ways

The utility model will be further described in detail below in conjunction with the embodiments and accompanying drawings, but the implementation of the utility model is not limited thereto.

Example

As shown in Figure 1, a kind of portable electronic dysmenorrhea treatment instrument comprises: remote control circuit board, electric stimulation circuit board and connect electrode with human body, described remote control circuit board and electric stimulation circuit board are respectively installed in two housings. The remote control circuit board includes key input, single-chip microcomputer, radio frequency power management circuit and wireless transmission, and the electrical stimulation circuit board includes wireless reception, single-chip microcomputer, boost circuit, pulse output circuit and output feedback circuit. The button input is connected to the single-chip microcomputer, the wireless transmission is connected to the control pin of the single-chip microcomputer, the radio frequency power management circuit is connected to the control pin of the single-chip microcomputer, the output of the radio frequency power management circuit is connected to the wireless transmission power supply; the wireless reception and The single-chip microcomputer is connected, the single-chip microcomputer control pin is respectively connected with the boost circuit and the pulse output circuit, the boost circuit output is connected with the pulse output circuit, the pulse output circuit is connected with the single-chip microcomputer sampling port through the feedback circuit, and the pulse output circuit is connected with the human body connection electrode. in:

The remote control circuit board is powered by a 3V button battery, which is boosted to 3.3V by BL8530 power management.

The electrical stimulation control circuit board adopts a built-in 3.7V rechargeable battery, and the rechargeable battery BL4050 is used for charging management, and the power output adopts BL8564 power management to reduce the power supply voltage to 3.3V.

The single-chip microcomputer adopts SN8P2722A chip, and the wireless transmitting and wireless receiving module adopts 2.4GHz frequency band radio frequency module 24L01.

The single-chip microcomputer adopts C8051F310, and the C8051F310 chip has an A/D converter.

As shown in FIG. 2, the control pin VCC_OUT_CTRL of the radio frequency power management circuit is connected to the control pin of the single-chip microcomputer, and VCC_OUT_CTRL is respectively connected to the power supply and the gate of the first field effect transistor Q1 through the first resistor R1 and the third resistor R3. The gate of the field effect transistor Q1 is connected to the power supply through the second resistor R2, the source of the first field effect transistor Q1 is connected to the power supply, and the output terminal VCC_OUT of the radio frequency power management circuit is drawn out from the drain of the first field effect transistor Q1; By controlling the high and low levels of the single-chip microcomputer control pin VCC_OUT_CTRL, the first field effect transistor Q1 is turned on and off to achieve a switching effect; when the single-chip microcomputer control pin VCC_OUT_CTRL outputs a low level, the first field effect transistor Q1 is turned on, The RF power management circuit outputs VCC_OUT and outputs 3.3V. When the microcontroller control pin VCC_OUT_CTRL outputs high level, VCC_OUT has no output.

As shown in Figure 3, the boost circuit includes a first transistor Q2, a second transistor Q3, a third transistor Q4, a fourth transistor Q5 and a fifth transistor Q6; Pin PWM is connected to the bases of the first triode Q2 and the second triode Q3 through a resistor, and the power supply is connected in series to the ground through the first triode Q2 and the second triode Q3; the first triode Q2 and the second triode The emitter of the second transistor Q3 is connected to the base of the third transistor Q4 and the fourth transistor Q5, the third transistor Q4 and the fourth transistor Q5 are connected in parallel, the emitter is grounded, and the collector is connected to the Power supply, the collector is connected to the positive terminal of capacitor C1 through a diode, the negative terminal of the capacitor is connected to the ground, the output of the boost circuit is drawn from the negative terminal of the diode; the output is connected to the collector of the fifth transistor Q6 through a resistor, and the fifth transistor The emitter of Q6 is connected to the ground, and the base of the fifth transistor Q6 is connected to the control pin ZERO of the microcontroller through a resistor.

The working principle of the boost circuit is to use the energy storage characteristics of the inductor and capacitor to control the on-off of the triode switch circuit through the pulse signal generated by the microcontroller to achieve the purpose of boosting. The process of one cycle of the boost circuit is: when the output of the control pin PMW is at a high level Th, the first field effect transistor Q1, the first transistor Q2, the second transistor Q3 and the third transistor Q4 The formed switch circuit is turned on, and the inductance current increases gradually. At the end of the high-level Th period, the inductance current reaches the maximum; during the low-level Tl period of the output of the pin PMW, the triode switch circuit is cut off, and the inductance passes through the diode to the capacitor. C1 is charged, and the positive voltage of capacitor C1 rises until the energy stored in the inductor is completely released. At the end of such a cycle, the voltage of capacitor C1 reaches the maximum. The boost circuit repeats the above process to achieve a boost effect, and the output voltage can be controlled by adjusting the duty cycle of the output pulse of the control pin PMW. In this embodiment, by controlling Th to be constant and changing the size of T1, the number of times of charging per unit time is changed, so as to control the boost output size. When T1 is reduced, the number of times of charging per unit time increases, and the output power increases; when T1 is increased, When the charging times per unit time decrease, the output power decreases. The MCU control pin ZERO is used to clear the output of the boost circuit, and the boost circuit keeps a low level in the working state. When changing the boost size, before changing the Tl operation, ZERO outputs a low level to clear the output of the boost circuit. Zero, to prevent a sharp rise in the output voltage of the booster circuit after changing Tl.

As shown in Figure 4, the pulse output circuit includes a single-chip microcomputer, and the waveform output control signals WAVE1, WAVE2, WAVE3 and WAVE4 of the single-chip microcomputer are connected with the sixth transistor Q7, the eighth transistor Q9, and the thirteenth transistor Q11 respectively. It is connected to the emitter of the twelfth triode Q13, the bases of the sixth triode Q7, the eighth triode Q9, the thirteenth transistor Q11 and the twelfth triode Q13 are connected to the power supply through a resistor, and the sixth Transistor Q7, eighth triode Q9, thirteenth triode Q11 and twelfth triode Q13 collectors are respectively connected to seventh triode Q8, ninth triode Q10, eleventh triode Q13 through resistors. The bases of the triode Q12 and the thirteenth triode Q14; the output of the booster circuit is connected to the bases of the seventh triode Q8 and the eleventh triode Q12 through resistors, and the seventh triode Q8 and The collector of the eleventh triode Q12 is connected to the output of the booster circuit, the collectors of the seventh triode Q8 and the eleventh triode Q12 are respectively connected to the emitters of the ninth triode Q10 and the thirteenth triode Q14 connection, the collectors of the ninth triode Q10 and the thirteenth triode Q14 are connected to the ground through a resistor, and the pulse output circuit is drawn from the collectors of the seventh triode Q8 and the eleventh triode Q12.

The working mechanism of the pulse output circuit is: when WAVE1 and WAVE4 are high level, and WAVE2 and WAVE3 are low level, the eighth triode Q9, the ninth triode Q10, the thirteenth triode Q11 and the eleventh triode The tube Q12 is turned on, and the reverse pulse is output; when WAVE1 and WAVE4 are at low level, and WAVE2 and WAVE3 are at high level, the sixth triode Q7, the seventh triode Q8, the twelfth triode Q13 and the The thirteen triode Q14 is turned on and outputs positive pulses; the pulse output circuit adjusts the higher voltage boosted by the booster circuit to a preset waveform. In this way, by controlling the combination of high and low levels of WAVE1, WAVE2, WAVE3 and WAVE4, two-way or one-way pulses with different frequencies can be output. When the remote control selects the stimulation mode, the control pins WAVE1, WAVE2, WAVE3 and WAVE4 output preset waveforms, and adjust the boosted voltage to the preset waveform pulse output. The pulse output circuit is connected to two surface electrodes connected to the human body, and the electrodes are attached to specific positions for electrical stimulation to achieve the purpose of relieving and treating dysmenorrhea.

As shown in Figure 4, the feedback circuit shown includes a fourteenth resistor R14, a fifteenth resistor R15, a sixteenth resistor R21 and a fourteenth triode Q15, the base of the fourteenth triode Q15 passes through the fifteenth The resistor R15 is connected to the collectors of the ninth triode Q10 and the thirteenth triode Q14, the collectors of the ninth triode Q10 and the thirteenth triode Q14 are connected to the ground through a resistor, and the fourteenth triode The collector of the tube Q15 is connected to the power supply through a resistor, the emitter of the fourteenth triode Q15 is connected to the ground, and the output of the feedback circuit is drawn to the A/D sampling terminal of the single-chip microcomputer by the collector of the fourteenth triode Q15. When the pulse output circuit outputs a forward voltage, the current passes through the thirteenth triode Q14 to the fourteenth resistor R14 to increase the base voltage of the fourteenth triode Q15, and the fourteenth triode Q15 is turned on, and the microcontroller The ADC at the sampling end obtains the voltage drop of the fourteenth triode Q15; when the pulse output circuit outputs a reverse voltage, the current passes through the ninth triode Q10 to the fourteenth resistor R14 so that the base voltage of the fourteenth triode Q15 rise, the fourteenth triode Q15 is turned on, and the ADC at the sampling end of the single-chip microcomputer obtains the voltage drop of the triode; The output state of the pulse output circuit can be monitored by detecting the ADC output of the sampling port of the single-chip microcomputer.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (8)

1. a portable electronic medical apparatus for treating menalgia, it is characterized in that, comprise: the patch electrode that wireless remote control module, electricity irritation control circuit, instrument are connected with human body, described wireless remote control module controls electricity irritation control circuit by radio communication, electricity irritation control circuit exports and is connected to the patch electrode be connected with human body, it is characterized in that: electricity irritation control circuit comprises rechargable power supplies, single-chip microcomputer, wireless receiving module, booster circuit, impulse output circuit and output feedack circuit.

2. portable electronic medical apparatus for treating menalgia according to claim 1, it is characterized in that: described wireless remote control module comprises power pack, single-chip microcomputer, key-press input, radio-frequency module and radio-frequency power supply management circuit, described power pack adopts BL8530 power management 3V button cell to be boosted to 3.3V and exports, and power supply output single-chip microcomputer, key-press input, radio frequency output control circuit are connected with radio-frequency power supply management circuit; Key-press input is connected with single-chip microcomputer, and single-chip microcomputer is connected with radio-frequency module, and radio-frequency power supply management circuit controls pin and is connected with single-chip microcomputer.

3. want the portable electronic medical apparatus for treating menalgia described in 2 according to right, it is characterized in that: described radio-frequency module adopts 2.4GHz frequency range radio-frequency module 24L01.

4. portable electronic medical apparatus for treating menalgia according to claim 2, is characterized in that: described radio-frequency power supply management circuit comprises: the first resistance (R1), the second resistance (R2), the 3rd resistance (R3) and the first field effect transistor (Q1); Wherein, the leads ends VCC_OUT_CTRL of single-chip microcomputer is connected to the grid of power supply and the first field effect transistor (Q1) respectively by the first resistance (R1) and the 3rd resistance (R3), the grid of the first field effect transistor (Q1) is connected with power supply by the second resistance (R2), the source electrode of the first field effect transistor (Q1) is connected to power supply, and the outfan VCC_OUT of radio-frequency power supply management circuit is drawn by the drain electrode of the first field effect transistor (Q1).

5. portable electronic medical apparatus for treating menalgia according to claim 1, it is characterized in that: described electricity irritation control circuit adopts built-in 3.7V rechargeable battery, described employing rechargeable battery BL4050 Charge Management, power supply exports and adopts BL8564 power management that supply voltage is down to 3.3V.

6. portable electronic medical apparatus for treating menalgia according to claim 1, is characterized in that: described booster circuit comprises: the first audion (Q2), the second audion (Q3), the 3rd audion (Q4), the 4th audion (Q5) and the 5th audion (Q6); Single-chip Controlling pin PWM is connected to the base stage of the first audion (Q2) and the base stage of the second audion (Q3) by resistance, and power supply is connected in series to ground by the first audion (Q2) and the second audion (Q3); The emitter stage of the first audion (Q2) and the second audion (Q3) is connected to the base stage of the 3rd audion (Q4) and the 4th audion (Q5), 3rd audion (Q4) and the parallel connection of the 4th audion (Q5), grounded emitter, colelctor electrode is connected to power supply by inductance, colelctor electrode is connected to the anode of electric capacity (C1) by diode, the negative terminal of electric capacity (C1) is connected to ground, and booster circuit exports and drawn by diode negative terminal; Export the colelctor electrode being connected to the 5th audion (Q6) by resistance, the emitter stage of the 5th audion (Q6) is connected to ground, and the base stage of the 5th audion (Q6) is connected to Single-chip Controlling pin ZERO by resistance.

7. portable electronic medical apparatus for treating menalgia according to claim 1, it is characterized in that: described impulse output circuit comprises single-chip microcomputer, single-chip microcomputer wave form output control signal WAVE1, WAVE2, WAVE3 and WAVE4 respectively with the 6th audion (Q7), 8th audion (Q9), tenth audion (Q11) is connected with the emitter stage of the 12 audion (Q13), 6th audion (Q7), 8th audion (Q9), the base stage of the tenth audion (Q11) and the 12 audion (Q13) is connected to power supply by resistance, 6th audion (Q7), 8th audion (Q9), the colelctor electrode of the tenth audion (Q11) and the 12 audion (Q13) is connected respectively to the 7th audion (Q8) by resistance, 9th audion (Q10), the base stage of the 11 audion (Q12) and the 13 audion (Q14), booster circuit exports the colelctor electrode being connected to the 7th audion (Q8) and the 11 audion (Q12), and the base stage of the 7th audion (Q8) and the 11 audion (Q12) is connected respectively to by resistance, 7th audion (Q8) is connected with the emitter stage of the 9th audion (Q10) and the 13 audion (Q14) respectively with the colelctor electrode of the 11 audion (Q12), the colelctor electrode of the 9th audion (Q10) and the 13 (Q14) is connected to ground by resistance, impulse output circuit is drawn by the colelctor electrode of the 7th audion (Q8) and the 11 audion (Q12).

8. portable electronic medical apparatus for treating menalgia according to claim 1, it is characterized in that: described output feedack circuit the 14 resistance (R14), 15 resistance (R15), 16 resistance (R21) and the 14 audion (Q15), the base stage of the 14 audion (Q15) is connected to the colelctor electrode of the 9th audion (Q10) and the 13 audion (Q14) by the 15 resistance (R15), the colelctor electrode of the 9th audion (Q10) and the 13 audion (Q14) is connected to ground by the 14 resistance (R14), 14 audion (Q15) colelctor electrode is connected to power supply by the 16 resistance (R21), the emitter stage of the 14 audion (Q15) is connected to ground, the output of feedback circuit leads to Chip Microcomputer A/D sampling end by the colelctor electrode of the 14 audion (Q15).