CN113101521A - Pain therapeutic instrument - Google Patents
Pain therapeutic instrument Download PDFInfo
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- CN113101521A CN113101521A CN202110555568.XA CN202110555568A CN113101521A CN 113101521 A CN113101521 A CN 113101521A CN 202110555568 A CN202110555568 A CN 202110555568A CN 113101521 A CN113101521 A CN 113101521A
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- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/007—Heating or cooling appliances for medical or therapeutic treatment of the human body characterised by electric heating
- A61F2007/0071—Heating or cooling appliances for medical or therapeutic treatment of the human body characterised by electric heating using a resistor, e.g. near the spot to be heated
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0095—Heating or cooling appliances for medical or therapeutic treatment of the human body with a temperature indicator
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- A—HUMAN NECESSITIES
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Abstract
The invention discloses a pain therapeutic apparatus, which comprises a signal generating circuit, a signal receiving circuit and a signal processing circuit, wherein the signal generating circuit is used for generating a therapeutic signal; the electric pulse circuit is connected with the signal generating circuit, modulates the treatment signal generated by the signal generating circuit, outputs the modulation signal, loads the modulation signal on the executing mechanism and generates pulse action; the ultrasonic circuit is connected with the signal generating circuit and generates ultrasonic waves under the control of the treatment signals generated by the signal generating circuit; and the heating control circuit is used for controlling the heating of the therapeutic apparatus. The pain therapeutic apparatus provided by the invention combines the ultrasonic circuit and the electric pulse circuit, and the ultrasonic circuit and the electric pulse circuit respectively generate the ultrasonic signal and the electric pulse signal to drive the actuating mechanism to act under the action of the signal generating circuit, so that the ultrasonic therapy and the electric pulse therapy can be realized, and the ultrasonic signal and the electric pulse signal can be combined, thereby solving the problems that the existing therapeutic apparatus has single treatment function and cannot be suitable for different treatment purposes, satisfying different treatment purposes and reducing the operating cost of medical institutions.
Description
Technical Field
The invention relates to a pain therapeutic apparatus.
Background
With the continuous development of science and technology, the medical field not only depends on medicines for treating patients, but also depends on various therapeutic apparatuses, such as a super-laser pain therapeutic apparatus, an ultrasonic therapeutic apparatus, an infrared therapeutic apparatus and the like. The super-laser pain therapeutic apparatus can effectively treat inflammatory, neuropathic and traumatic pain of a patient by irradiating ganglia, nerve trunks, nerve plexuses, pain points and acupuncture points of the patient with laser and utilizing photoelectric, photomagnetic, photochemical, photoimmunity, optical enzyme and other effects generated by acting light on a human body. The ultrasonic therapeutic apparatus acts on human body to achieve the therapeutic purpose, the ultrasonic acts on human body tissue to generate mechanical action, thermal action and cavitation, so that blood of local tissue of the human body is accelerated, blood circulation is improved, peristalsis of blood vessel wall is increased, permeability of cell membrane is enhanced, ions are redistributed, metabolism is vigorous, hydrogen ion concentration in the tissue is reduced, PH value is increased, muscles are relaxed, muscle tension is reduced, and pain is relieved or relieved; the change of local tissues in the ultrasonic treatment can affect a certain stage of the body or the whole body through a neurohumoral path, thereby playing a therapeutic role. The infrared therapeutic apparatus acts on the treatment part through the penetration capacity of infrared rays, can penetrate through the skin, directly enables muscles, subcutaneous tissues and the like to generate heat effects, accelerates blood substance circulation, increases metabolism, reduces pain, increases muscle relaxation, generates massage effects and the like.
The treatment methods of the currently used therapeutic apparatuses listed above are non-invasive, painless, safe and reliable, and thus are widely used. Although each current therapeutic apparatus can achieve the effective treatment purpose, only one signal for treatment can be generated, for example, a super-laser pain therapeutic apparatus can only generate laser, an ultrasonic therapeutic apparatus can only generate ultrasonic, and an infrared therapeutic apparatus can only generate infrared, so that the current treatment function is single, and different treatment purposes cannot be applied; the medical institution needs to be provided with a plurality of therapeutic apparatuses for meeting different therapeutic purposes, and the operating cost of the medical institution is increased.
Disclosure of Invention
In order to solve the problems of the existing therapeutic apparatus, the invention aims to provide a pain therapeutic apparatus combining ultrasonic therapy, electric pulse therapy and heat therapy, which can meet different therapeutic purposes.
To achieve the object of the present invention, there is provided a pain therapy apparatus comprising:
a signal generating circuit for generating a treatment signal;
the electric pulse circuit is connected with the signal generating circuit, modulates the treatment signal generated by the signal generating circuit, outputs the modulation signal, loads the modulation signal on the executing mechanism and generates pulse action;
the ultrasonic circuit is connected with the signal generating circuit and generates ultrasonic waves under the control of the treatment signals generated by the signal generating circuit;
and the heating control circuit is used for controlling the heating of the therapeutic apparatus.
The therapeutic apparatus provided by the invention combines the ultrasonic circuit, the electric pulse circuit and the heating control circuit, realizes electric pulse therapy and ultrasonic therapy under the control of the signal generating circuit, and realizes the temperature control purpose of the therapeutic apparatus through the heating control circuit, thereby achieving the better therapeutic purpose.
In some embodiments, the signal generating circuit includes S4, a programmable logic device U4, and a potentiometer VR3, the programmable logic device U4 being connected to the S4 and the potentiometer VR3, respectively.
In some embodiments, the electric pulse circuit includes a digital signal processor U3 and a transformer T1, an input terminal of the digital signal processor U3 is used for configuring the treatment signal generated by the signal generating circuit, a primary side of the transformer T1 is connected to an output terminal of the digital signal processor U3, and a secondary side of the transformer T1 is used as an output terminal of the electric pulse circuit to output a pulse signal to the actuator to actuate the actuator.
In some embodiments, the electrical pulse circuit further comprises a potentiometer VR1, and the treatment signal generated by the signal generation circuit is configured to the electrical pulse circuit via the potentiometer VR 1; the intensity of the treatment signal is adjusted by the potentiometer VR 1.
In some embodiments, the electric pulse circuit further comprises a pulse intensity indicating circuit for indicating the intensity of the treatment signal input to the electric pulse circuit, the pulse intensity indicating circuit comprises a driving chip U1 and at least one light-emitting diode, the cathode of the light-emitting diode is connected with the output end of the driving chip U1, and the anode of the light-emitting diode is connected with a circuit power supply; the treatment signal generated by the signal generating circuit is configured at the input end of the driving chip U1 through the potentiometer VR1, and the driving chip U1 controls the light-emitting intensity of the light-emitting diode according to the configured treatment signal intensity.
In some embodiments, the ultrasound circuit includes an oscillating circuit that includes a passive element that converts electrical signals into mechanical energy to form ultrasound waves.
In some embodiments, the ultrasound circuit further comprises a potentiometer VR2, the treatment signal generated by the signal generation circuit is configured to the ultrasound circuit via the potentiometer VR 2; the intensity of the treatment signal is adjusted by the potentiometer VR 2.
In some embodiments, the ultrasound circuit further comprises an intensity indicating circuit for indicating the intensity of the therapeutic signal input to the ultrasound circuit, the intensity indicating circuit comprises a driving chip U2 and at least one light emitting diode, the cathode of the light emitting diode is connected with the output end of the driving chip U2, and the anode of the light emitting diode is connected with a circuit power supply; the treatment signal generated by the signal generating circuit is configured at the input end of the driving chip U2 through the potentiometer VR2, and the driving chip U2 controls the light-emitting intensity of the light-emitting diode according to the configured treatment signal intensity.
In some embodiments, the treatment signals generated by the signal generating circuit are configured to the electrical pulse circuit and the ultrasound circuit via a potentiometer VR1, a potentiometer VR2, respectively; the intensity of the treatment signal is adjusted by the potentiometer VR 1.
In some embodiments, the heating control circuit includes a data processor, a first switch, and a heating wire, and the data processor controls the first switch to be turned on or off to heat or stop heating of the heating wire.
In some embodiments, the data processor comprises an infrared receiving module for receiving an infrared signal; and the data processor outputs a control signal to control the on and off of the first switch according to the received infrared signal.
In some embodiments, the heating control circuit further includes a temperature sensor, two ends of which are respectively connected to the data processor, the temperature sensor is configured to collect a temperature during a treatment process of the therapeutic apparatus and configure the collected temperature data to the data processor, and the data processor outputs a control signal to control the on/off of the first switch according to the temperature data.
In some embodiments, the power supply circuit further comprises a power supply circuit for providing an operating voltage of each functional circuit, the power supply circuit comprises a power interface, a second switch S3 and a timer, a power supply end of the timer is connected to a power supply port of the power interface through the second switch S3, power is loaded to the timer through the power interface and the second switch S3, and the timer outputs the operating voltage to provide each functional circuit.
By adopting the technical scheme of the invention, the technical effects can be achieved as follows:
1) the pain therapeutic apparatus provided by the invention combines the ultrasonic circuit and the electric pulse circuit, and the ultrasonic circuit and the electric pulse circuit respectively generate the ultrasonic signal and the electric pulse signal to drive the actuating mechanism to act under the action of the signal generating circuit, so that the ultrasonic therapy and the electric pulse therapy can be realized, and the ultrasonic circuit and the electric pulse circuit can be combined, thereby solving the problems that the existing therapeutic apparatus has single treatment function and cannot be suitable for different treatment purposes, satisfying different treatment purposes and reducing the operating cost of medical institutions; and the treatment purpose is better under the action of the heating control circuit.
2) The programmable logic device is adopted to realize the modulation of signals, and can be used for various programming due to the strong programmability of the programmable logic device, thereby improving the applicability of the circuit.
3) The potentiometer is configured to adjust the intensity of the signal, the fundamental wave adjustment of the input signal is realized by utilizing the potentiometer voltage division principle, if the input signal is a modulated wave, the frequency and the width of the modulated wave can be adjusted, and the controllability and the applicability of the therapeutic instrument are improved.
4) The heating control circuit comprises an infrared receiving module, so that remote heating control is realized, and the operability is improved; and the whole heating control circuit forms closed-loop temperature control through the temperature sensor, so that the condition that the contact part of a user is damaged due to overheating of the temperature is avoided.
5) The intensity of the signal is intuitively indicated through the intensity indicating circuit, and the treatment intensity of the therapeutic apparatus can be intuitively judged according to the light emitting condition of the light emitting diode.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic block diagram of a pain treatment apparatus according to an embodiment of the present application;
fig. 2 is a circuit diagram of a signal generating circuit in an embodiment of the present application (the signal generating circuit is not modified to be a treatment signal here, and the signal generating circuit is directly used, and the treatment signal is generated by the circuit already described in other parts of the present application);
FIG. 3 is a circuit diagram of an electrical pulse circuit according to an embodiment of the present application;
FIG. 4 is a circuit diagram of an ultrasonic circuit in an embodiment of the present application;
FIG. 5 is a circuit diagram of a heating control circuit in an embodiment of the present application;
FIG. 6 is a circuit diagram of a power circuit according to an embodiment of the present application;
fig. 7 is a schematic structural view of a treatment head part in an embodiment of the present application.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.
Fig. 1 illustrates an exemplary circuit schematic of a pain therapy apparatus of the present invention, comprising:
a signal generating circuit for generating a treatment signal;
the electric pulse circuit is connected with the signal generating circuit, modulates the treatment signal generated by the signal generating circuit, outputs the treatment signal and loads the treatment signal on the electrode plate as an actuating mechanism, so that the electrode plate generates pulse to act on the wearing part of a user;
the ultrasonic circuit is connected with the signal generating circuit and generates ultrasonic waves under the control of the treatment signals generated by the signal generating circuit; the heating control circuit is used for controlling the heating of the therapeutic apparatus; and
a treatment head for contacting a treatment site of a user.
Any one of the functional circuits in the above technical solutions may be adopted, and the present embodiment provides an exemplary circuit structure, respectively, and it should be understood by those skilled in the art that the examples given in the present embodiment are only for reference.
Referring to fig. 2, the exemplary circuit structure of the signal generating circuit provided in this embodiment includes a programmable logic device U4 for modulating a signal configured on an input terminal and outputting a modulated signal, and a switch S4 in signal connection with the programmable logic device U4. The programmable logic device U4 stores a computer program for modulating an input signal, which is edited and successfully debugged, and implements output of a pulse width and phase modulation signal after modulating a signal loaded at its input terminal. In order to adjust the strength of an input signal configured at the input end of the programmable logic device U4, a potentiometer VR3 is connected to the corresponding input end of the programmable logic device U4, one fixed end of the potentiometer VR3 is connected with the programmable logic device U4, the other fixed end is connected with the programmable logic device U4 through a resistor R17, and the sliding end is connected with the programmable logic device U4 through a resistor R17.
The signal generating circuit generates a PWM signal as a treatment signal through a programmable logic device U4, and the frequency, the reciprocating period and the reciprocating speed of the PWM signal output by the signal generating circuit can be controlled and regulated through a switch S4 and a potentiometer VR 3. Referring to fig. 2, the switch S4 is toggled to make the corresponding pin of the programming logic device U4 in three states, i.e., grounded, connected to the circuit power supply (+5V), or floating, to generate three modes of therapeutic signals (also called MSG signals). The MSG signal for each mode corresponds to a different frequency range and number of signal cycles to and from. The regulation of the MSG signal frequency switching time, namely the frequency regulation of the treatment signal can be realized through a potentiometer VR 3; through the regulation of VR3, the treatment signal that makes the signal generation circuit produce more accords with human biological signal, reaches the optimal treatment.
The 5V _ DC output by the power circuit is filtered by a capacitor C14 and then is provided to a power supply terminal of a programmable logic device U4.
Referring to fig. 3, the exemplary electric pulse circuit provided in this embodiment includes a digital signal processor U3 storing a computer program for modulating a pulse signal that is edited and debugged successfully, a transformer T1 for amplifying the pulse signal modulated by the digital signal processor U3, a pulse intensity indicating circuit for indicating the intensity of a treatment signal input to the electric pulse circuit, and a power indicating circuit for indicating the power state of the electric pulse circuit. The connection relationship of each functional circuit is as follows: the treatment signal generated by the signal generating circuit is configured at the input end of the digital signal processor U3, two paths of outputs of the digital signal processor U3 are connected to two ends of the primary side of the transformer T1, and the secondary side of the transformer T1 is used as the output end of the electric pulse circuit and is used for outputting amplified signals to be loaded on the electrode plate PL1 and the electrode plate PL2, so that the electrode plate generates electric pulses. Meanwhile, the treatment signal input into the electric pulse circuit is also loaded at the input end of the pulse intensity indicating circuit, and the pulse intensity indicating circuit carries out intensity indication according to the intensity of the input treatment signal so as to achieve output intensity indication; the power end of the power indicating circuit loads a power supply through a switch S2, and the ground end is connected with the circuit ground; after switch S2 turns on, the power indicator circuit is in an active state indicating that power has been turned on.
Referring to fig. 3, the pulse intensity indicating circuit includes a driving chip U1, a light emitting diode D1, a light emitting diode D2, a light emitting diode D3, a resistor R7, a capacitor C3, a capacitor C4, a resistor R6, a resistor R4 and a resistor R5, wherein cathodes of the light emitting diode D1, the light emitting diode D2 and the light emitting diode D3 are respectively connected to an output terminal of the driving chip U1, and anodes of the light emitting diode D3 are respectively connected to a circuit power supply through the resistor R6; the capacitor C3 is connected in series between the output end of the driving chip U1 and the ground, the resistor R7 is connected in parallel with the two ends of the capacitor C3, and the capacitor C3 and the resistor R7 are connected in parallel and used as output filtering of the U1 internal amplifier; the resistor R4 is connected in series between the input end of the driving chip U1 and the circuit ground; the therapeutic signal generated by the signal generating circuit is configured at the input end of the driving chip U1 through the capacitor C4 and the resistor R5.
In the pulse intensity indicating circuit, the colors of the light emitting diode D1, the light emitting diode D2 and the light emitting diode D3 can be the same or different; only one led may be required. The driving chip U1 can be any chip capable of driving the light emitting diode to emit light, and KA2284 is used herein.
In this embodiment, the power indicator circuit includes a light emitting diode D10, an anode of the light emitting diode D10 is connected to the switch S2 through a resistor R10, and a cathode thereof is connected to the circuit ground. When the switch S2 is closed to turn on the power, the LED D10 lights to indicate that the power is on.
Referring to fig. 3, in the present embodiment, the electric pulse circuit is further provided with a capacitor C6, a resistor R12, a capacitor C11, a resistor R15, a capacitor C9 and a capacitor C8 as peripheral circuits of the digital signal processor U3, and a specific circuit connection relationship is shown in fig. 3.
The electric pulse circuit provided by the invention utilizes a digital signal processor U3 to generate a pulse signal with adjustable pulse period and width, and the pulse signal is amplified and then pushed to a transformer T1 serving as an output end to be boosted. The transformer T1 as a pulse transformer can raise the peak-to-peak value of 0-5V pulse signal to the high-voltage low-current signal of 0-360V. The current signal boosted by the transformer T1 is provided to the actuator P2 and acts on the patient through the actuator P2, thereby achieving the purpose of treatment.
The treatment signal generated by the signal generating circuit can be directly configured on the electric pulse circuit, namely directly configured on the input end of the digital signal processor U3 and the input end of the pulse intensity indicating circuit; the electric pulse circuit can also be configured by the potentiometer VR1, that is, the treatment signal is configured at the input end of the digital signal processor U3 and/or the input end of the pulse intensity indicating circuit after passing through the potentiometer VR 1. When the voltage is configured by the potentiometer VR1, the amplitude of the input signal can be changed by the voltage division principle of the potentiometer VR1, so that the adjustment is realized.
The present embodiment provides an exemplary ultrasound circuit that includes at least a mere oscillation circuit, which may be any one, but should include a passive element that converts an electrical signal into mechanical energy to form ultrasound.
Referring to fig. 4, the oscillating circuit is a capacitive three-point oscillating circuit, and includes a first capacitor, a second capacitor and an inductor, where a connection between the second capacitor and the inductor is used as an input terminal to be configured with a control signal, and the second capacitor forms a frequency-selective circuit of the three-point oscillating circuit and can convert an electrical signal into mechanical energy to form ultrasonic waves. The second capacitor is used as a passive element capable of converting an electric signal into mechanical energy to form ultrasonic waves, and can adopt a piezoelectric ceramic piece, so that the second capacitor not only serves as a starting oscillation capacitor of an oscillation circuit, but also can convert the electric signal into the mechanical energy to form the ultrasonic waves. Other passive components may of course be used as well as required.
Referring to fig. 4, the first capacitor may be a capacitor C7, or may be a capacitor C7 and a capacitor C13; the second capacitor is a piezoceramic sheet Y1, the inductor is L2, and the piezoceramic sheet Y1 is used as an oscillating element and an ultrasonic transducer to convert electric energy into mechanical energy. The specific circuit structure is as follows: the first pole plate of the capacitor C13 is grounded, the second pole plate is grounded to the first pole plate of the capacitor C7, the second pole plate of the capacitor C7 is grounded to one end of the piezoelectric ceramic piece Y1, the other end of the piezoelectric ceramic piece Y1 is grounded to one end of the inductor L2, and the other end of the inductor L2 is grounded. The junction of the piezoelectric ceramic plate and the inductor L2 is used as an input end for loading a control signal, and when the control signal is loaded at the junction, the oscillation circuit works to generate ultrasonic waves, so that the ultrasonic transduction drive of the oscillator is formed.
The control signal configured to control the operation of the oscillator circuit may be directly applied to the input terminal of the oscillator circuit, or may be configured through a switching amplifier circuit. Specifically, a switching amplifying circuit is connected in series between the second capacitor and the inductor, and when the switching amplifying circuit is configured with a control signal, the switching amplifying circuit is conducted to connect the second capacitor and the inductor, and the configured control signal is amplified to enable the control signal to control the oscillation circuit to work.
Referring to fig. 4, the switching amplifier circuit here includes a transistor Q2 having a collector connected to a second capacitor, an emitter connected to ground through an inductor, and a base as an input terminal for being configured with a control signal. A current limiting resistor R14 is also connected in series to the base of the transistor Q2, an inductor L1 is connected in series to the collector, and a capacitor C12 is connected in series between the collector and ground. The inductor L1 and the capacitor C12 form high-frequency filtering to prevent high-frequency signals of 1MHz from entering.
Of course, the switching circuit is not limited to the above-described configuration, and other circuit configurations that can achieve both the switching function and the amplification function may be employed.
Here, the ultrasonic circuit provided in this embodiment mode further includes a control circuit configured to control an operation state of the oscillation circuit, and the control circuit is configured with a control signal. When the ultrasonic circuit provided in this embodiment mode does not include a switching amplifier circuit, the control circuit provided with the control signal directly applies the control signal to the input terminal of the oscillator circuit to operate the oscillator circuit. When the ultrasonic circuit provided in this embodiment includes a switching amplifier circuit, the control circuit configured with a control signal applies the control signal to the input terminal of the switching amplifier circuit to operate the oscillation circuit.
Referring to fig. 4 again, the control circuit in this embodiment includes a transistor Q1 and a transistor Q3, a base of the transistor Q3 is used as an input terminal for being configured with a control signal, a collector is used as an output terminal and is connected with a base of the transistor Q1 through a resistor R11, and an emitter is connected to a circuit ground; a collector of the triode Q1 is used as an output end, and a control signal is configured on the oscillating circuit through the resistor R13 and is used for controlling the oscillating circuit to work and generate ultrasonic waves; or the control signal is connected with the input end of the switch amplifying circuit through a resistor R13, and the control signal is configured in the switch amplifying circuit; the base of the triode Q3 is connected in series with a resistor R16 and an electrolytic capacitor C10, and the treatment signal is configured at the base of the triode Q3 through the resistor R16 and the capacitor C10.
In addition, the ultrasonic circuit in this embodiment further includes a power supply circuit for providing operating voltages for the switching amplification circuit and the control circuit, and the power supply circuit is a DC/DC boost circuit, and is configured to boost 5V _ DC output by the power supply circuit, and provide operating voltages for each active element in the ultrasonic circuit after being filtered by the electrolytic capacitor C5.
The oscillating circuit in the ultrasonic circuit provided by the embodiment comprises a passive element which can convert an electric signal into mechanical energy to form ultrasonic waves, and the ultrasonic waves are generated while the oscillating circuit oscillates to form ultrasonic oscillation, so that the circuit structure is simplified, the circuit volume is reduced, the power consumption and the production cost are reduced, and the efficiency is improved. The ultrasonic circuit integrates the functions of oscillation, amplification and driving, namely, the passive elements are completely amplified and driven to generate ultrasonic waves during oscillation, and the traditional mode that the ultrasonic waves are generated by firstly oscillating, then amplifying and finally driving (oscillation-amplification-driving) is changed.
The ultrasonic circuit provided by the embodiment also comprises an intensity indicating circuit used for indicating the intensity of the therapeutic signal input into the ultrasonic circuit and an ultrasonic power supply indicating circuit used for indicating the power supply state of the ultrasonic circuit. As shown in fig. 4, the intensity indicating circuit includes a driving chip U2, a light emitting diode D4, a light emitting diode D5, a light emitting diode D6, a light emitting diode D7, a light emitting diode D8, a resistor R8, a capacitor C1, a capacitor C2, a resistor R1, a resistor R2, and a resistor R3, wherein cathodes of the light emitting diode D4, the light emitting diode D5, the light emitting diode D6, the light emitting diode D7, and the light emitting diode D8 are respectively connected to an output terminal of the driving chip U2, and anodes thereof are respectively connected to a circuit power supply through a resistor R8; the capacitor C1 is connected in series between the output end of the driving chip U2 and the ground, the resistor R3 is connected in parallel with the two ends of the capacitor C1, and the capacitor C1 and the resistor R3 are connected in parallel and used as output filtering of the U2 internal amplifier; the resistor R1 is connected in series between the input end of the driving chip U2 and the circuit ground; the therapeutic signal input into the ultrasonic circuit is configured to the driving chip U2 through the capacitor C2 and the resistor R2, and the driving chip U2 controls the luminous intensity of the light emitting diodes D4-D8 according to the configured therapeutic signal to realize intensity indication.
In the intensity indicating circuit, the colors of the light emitting diode D4, the light emitting diode D5, the light emitting diode D6, the light emitting diode D7 and the light emitting diode D8 can be the same or different; only one led may be required. The driving chip U1 can be any chip capable of driving the light emitting diode to emit light, and KA2284 is used herein.
Referring to fig. 4, the ultrasonic power indication circuit includes a light emitting diode D9, an anode of the light emitting diode D9 is connected to a switch S1 via a resistor R9, and a cathode thereof is connected to a circuit ground. When the switch S1 is closed to turn on the power, the LED D9 lights to indicate that the ultrasonic circuit is powered on.
The treatment signal generated by the signal generating circuit can be directly configured on the ultrasonic circuit, namely directly configured on the input end of the oscillating circuit and the input end of the intensity indicating circuit; the ultrasonic circuit can also be configured by a potentiometer VR2, i.e. the treatment signal is configured at the input end of the oscillating circuit and/or the input end of the intensity indicating circuit after passing through the potentiometer VR 2. When the voltage is configured by the potentiometer VR2, the amplitude of the input signal can be changed by the voltage division principle of the potentiometer VR2, so that the adjustment is realized.
Referring to fig. 5, the exemplary heating control circuit provided by this embodiment includes a data processor MCU, a first switch K2 and a heating wire, one end of the first switch K2 is connected to a circuit power supply via a switch S5, one end of the other end of the heating wire HS1, and the other end of the heating wire HS1 is connected to a circuit ground, and after the switch S5 is turned on, the data processor controls the first switch K2 to be turned on and off to heat or stop heating of the heating wire. The first switch K2 can be any element controlled by the output control signal of the data processor, such as a relay, a transistor, a diode, etc.
The data processor in the exemplary heating control circuit provided by this embodiment includes an infrared receiving module for receiving an infrared signal; the data processor outputs a control signal to control the on and off of the first switch according to the received infrared signal.
In this embodiment, the heating control circuit further comprises a temperature sensor, two ends of the temperature sensor are respectively connected with the data processor, the temperature sensor is used for collecting the temperature of the therapeutic apparatus during the treatment process, the collected temperature data is configured to the data processor, and the data processor outputs a control signal to control the on/off of the first switch according to the temperature data.
Any one of the temperature sensors may be used herein, and the thermistor NTC1 used in this embodiment is, for example, a negative temperature coefficient thermistor.
Referring to fig. 6, the exemplary power circuit provided in this embodiment includes a power interface CON3, a second switch S3, and a timer, wherein a power source terminal of the timer is connected to a power port of the power interface CON3 via the second switch S3, a power source is loaded to the timer via the power interface CON3 and the second switch S3, and the timer outputs an operating voltage to provide each functional circuit.
The timer provided herein is used to control the on-time of the pain therapy apparatus herein, i.e., to control the time of treatment. The relay at least comprises a relay K1 and an MCU (microprogrammed control Unit) for controlling the on-off of the relay K1, wherein one static contact of the relay K1 is connected with the second switch S3, and the other static contact is used as the output end of a power circuit; the coil of the relay K1 is connected in series between two pins of the MCU, the output enables the coil of the relay K1 to have excitation, the movable contact of the relay K1 is closed, and the output exists.
The power interface CON3 in the power circuit provided herein may be a USB-C interface for connecting an external power supply, and when the switch S3 is turned off, the external power supply directly supplies power to the MCU of the timer, and the MCU controls the relay K1 to be turned on, provides +5V power output, and provides working voltage for subsequent circuits; on the other hand, long-time delay is implemented, and after the set delay time is up, the relay K1 is controlled to be switched off, the power supply of a subsequent circuit is cut off, and a treatment process is completed.
The heating wire HS1, the temperature sensor, the piezoelectric ceramic piece Y1, the electrode piece PL1 and the electrode piece PL2 in the pain therapy apparatus provided herein form the therapy head part of the pain therapy apparatus, and are used for acting on a user as shown in the combined drawings of fig. 1 and 7.
The treatment signal generated by the signal generating circuit is a pulse signal and is used for controlling the electric pulse circuit and the ultrasonic circuit. Of course other forms of signals may be generated.
The present disclosure has been described in terms of the above-described embodiments, which are merely exemplary of the implementations of the present disclosure. It must be noted that the disclosed embodiments do not limit the scope of the disclosure. Rather, variations and modifications are possible within the spirit and scope of the disclosure, and these are all within the scope of the disclosure.
Claims (10)
1. A pain treatment apparatus, comprising:
a signal generating circuit for generating a treatment signal;
the electric pulse circuit is connected with the signal generating circuit, modulates the treatment signal generated by the signal generating circuit, outputs the modulation signal, loads the modulation signal on the executing mechanism and generates pulse action;
the ultrasonic circuit is connected with the signal generating circuit and generates ultrasonic waves under the control of the treatment signals generated by the signal generating circuit;
and the heating control circuit is used for controlling the heating of the therapeutic apparatus.
2. The pain therapy apparatus according to claim 1, wherein: the signal generating circuit comprises S4, a programmable logic device U4 and a potentiometer VR3, wherein the programmable logic device U4 is respectively connected with the S4 and the potentiometer VR 3.
3. The pain therapy apparatus according to claim 1, wherein: the electric pulse circuit comprises a digital signal processor U3 and a transformer T1, wherein the input end of the digital signal processor U3 is used for configuring a treatment signal generated by the signal generating circuit, the primary side of the transformer T1 is connected with the output end of the digital signal processor U3, and the secondary side of the transformer T1 is used as the output end of the electric pulse circuit to output a pulse signal which is loaded on the actuating mechanism to enable the actuating mechanism to act.
4. The pain therapy apparatus of claim 3, wherein: the electric pulse circuit also comprises a potentiometer VR1, and the treatment signals generated by the signal generating circuit are configured to the electric pulse circuit through the potentiometer VR 1; the intensity of the treatment signal is adjusted by the potentiometer VR 1.
5. The pain therapy apparatus of claim 4, wherein: the electric pulse circuit also comprises a pulse intensity indicating circuit used for indicating the intensity of a treatment signal input into the electric pulse circuit, the pulse intensity indicating circuit comprises a driving chip U1 and at least one light-emitting diode, the cathode of the light-emitting diode is connected with the output end of the driving chip U1, and the anode of the light-emitting diode is connected with a circuit power supply; the treatment signal generated by the signal generating circuit is configured at the input end of the driving chip U1 through the potentiometer VR1, and the driving chip U1 controls the light-emitting intensity of the light-emitting diode according to the configured treatment signal intensity.
6. The pain therapy apparatus according to claim 1, wherein: the ultrasonic circuit includes an oscillating circuit including a passive element that converts electrical signals to mechanical energy to form ultrasonic waves.
7. The pain therapy apparatus according to claim 6, wherein: the ultrasonic circuit also comprises a potentiometer VR2, and the treatment signals generated by the signal generating circuit are configured to the ultrasonic circuit through the potentiometer VR 2; the intensity of the treatment signal is adjusted by the potentiometer VR 2.
8. The pain therapy apparatus according to claim 7, wherein: the ultrasonic circuit also comprises an intensity indicating circuit used for indicating the intensity of the treatment signal input into the ultrasonic circuit, the intensity indicating circuit comprises a driving chip U2 and at least one light-emitting diode, the cathode of the light-emitting diode is connected with the output end of the driving chip U2, and the anode of the light-emitting diode is connected with a circuit power supply; the treatment signal generated by the signal generating circuit is configured at the input end of the driving chip U2 through the potentiometer VR2, and the driving chip U2 controls the light-emitting intensity of the light-emitting diode according to the configured treatment signal intensity.
9. The pain therapy apparatus according to claim 1, wherein: the treatment signals generated by the signal generating circuit are respectively configured on the electric pulse circuit and the ultrasonic circuit through a potentiometer VR1 and a potentiometer VR 2; the intensity of the treatment signal is adjusted by the potentiometer VR 1.
10. The pain therapy apparatus according to claim 1, wherein: the heating control circuit comprises a data processor, a first switch and a heating wire, and the data processor controls the first switch to be switched on and switched off to heat or stop heating of the heating wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110555568.XA CN113101521A (en) | 2021-05-21 | 2021-05-21 | Pain therapeutic instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110555568.XA CN113101521A (en) | 2021-05-21 | 2021-05-21 | Pain therapeutic instrument |
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| CN113101521A true CN113101521A (en) | 2021-07-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101711073A (en) * | 2009-08-28 | 2010-05-19 | 海洋王照明科技股份有限公司 | Flashing circuit and signal lamp |
| CN203482181U (en) * | 2013-10-14 | 2014-03-12 | 欧兰普电子科技（厦门）有限公司 | Humidifier atomization circuit with constant power |
| CN106110500A (en) * | 2016-08-31 | 2016-11-16 | 四川泰猷科技有限公司 | A kind of therapy equipment and control method thereof |
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- 2021-05-21 CN CN202110555568.XA patent/CN113101521A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101711073A (en) * | 2009-08-28 | 2010-05-19 | 海洋王照明科技股份有限公司 | Flashing circuit and signal lamp |
| CN203482181U (en) * | 2013-10-14 | 2014-03-12 | 欧兰普电子科技（厦门）有限公司 | Humidifier atomization circuit with constant power |
| CN106110500A (en) * | 2016-08-31 | 2016-11-16 | 四川泰猷科技有限公司 | A kind of therapy equipment and control method thereof |
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Application publication date: 20210713 |