CN113359563B - Medical equipment control circuit for lower limb recovery - Google Patents
Medical equipment control circuit for lower limb recovery Download PDFInfo
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- CN113359563B CN113359563B CN202110683866.7A CN202110683866A CN113359563B CN 113359563 B CN113359563 B CN 113359563B CN 202110683866 A CN202110683866 A CN 202110683866A CN 113359563 B CN113359563 B CN 113359563B
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- 210000003141 lower extremity Anatomy 0.000 title claims abstract description 21
- 238000011084 recovery Methods 0.000 title claims abstract description 18
- 238000000554 physical therapy Methods 0.000 claims abstract description 8
- 230000002035 prolonged effect Effects 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 63
- 230000000087 stabilizing effect Effects 0.000 claims description 20
- 230000005669 field effect Effects 0.000 claims description 17
- 238000004146 energy storage Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010061225 Limb injury Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- Automation & Control Theory (AREA)
- Electrotherapy Devices (AREA)
Abstract
The invention relates to the field of medical equipment, in particular to a medical equipment control circuit for lower limb recovery. The technical problems to be solved are as follows: a control circuit for a medical device for rehabilitation of a lower limb, which can reduce pain of a patient, prolong training time, and accelerate rehabilitation. The technical scheme of the invention is as follows: a medical equipment control circuit for recovering lower limbs comprises a power supply unit, a power switch, a power indicator lamp circuit, an 80V switch power supply generating circuit and the like; the power switch is connected with the input end of the power indicator lamp circuit, and the power switch is connected with the input end of the 80V switch power supply generating circuit. The pulse circuit controls the output circuit to output pulse voltage, the pulse voltage is discharged through the first discharge electrode and the second discharge electrode, physical therapy is carried out on lower limbs of a patient, pain of the patient is reduced, training time is prolonged, and recovery speed is accelerated.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a medical equipment control circuit for lower limb recovery.
Background
In hospitals, people often suffer from lower limb injuries due to various reasons, when the injuries are serious, the patients need to be subjected to operation treatment in hospitalization, the patients can usually be discharged after the operation is completed, the patients need to perform lower limb recovery training during hospitalization, the patients just do operation, the lower limbs feel pain during the training, the training time is not suitable for overlong, and the recovery speed is slow.
Aiming at the existing problems, a medical equipment control circuit for lower limb recovery is designed, which can reduce pain of patients, prolong training time and accelerate recovery speed.
Disclosure of Invention
In order to overcome the defect that the patient just performs the operation, the lower limb feels pain during training, the training time is not suitable to be too long, and the recovery speed is slow, the technical problem to be solved is as follows: a control circuit for a medical device for rehabilitation of a lower limb, which can reduce pain of a patient, prolong training time, and accelerate rehabilitation.
The technical scheme of the invention is as follows: the utility model provides a medical equipment control circuit for low limbs resumes, including power supply unit, switch, power indicator circuit, 80V switch power supply generating circuit, inductance tank circuit, diode switch circuit, MOS pipe operating circuit, second switch, pulse circuit control output circuit, second discharge electrode, square wave oscillator circuit, work indicator circuit, zener diode operating circuit and first discharge electrode, switch and power indicator circuit's input connection, switch and 80V switch power supply generating circuit's input connection, inductance tank circuit and diode switch circuit all are connected with 80V switch power supply generating circuit's input, 80V switch power supply generating circuit's output and MOS pipe operating circuit's input connection, the output of 80V switch power supply generating circuit and MOS pipe operating circuit are connected, the output of oscillator circuit and MOS pipe operating circuit's input connection, the second switch is connected with square wave oscillator circuit's input, square wave oscillator circuit's input connection, oscillator circuit output connection, the input of 80V switch circuit, the control output electrode of switching circuit and MOS pipe operating circuit, the pulse circuit control output circuit, the square wave oscillator circuit is connected with the input of the diode operating circuit, the square wave oscillator circuit, the output connection, the diode switch circuit is the output of the pulse circuit, the control output circuit is connected with the input of the diode operating circuit, the output circuit of the pulse circuit, the output circuit is connected with the output circuit of 80V switch circuit, the pulse circuit control circuit The square wave oscillator circuit, the operation indicating circuit, the voltage stabilizing diode operation circuit and the first discharge electrode are powered.
As a preferred technical scheme of the invention, the 80V switching power supply generating circuit comprises an N-channel field effect transistor Q3, four 2 input ends Schmidt trigger CD4093-U1, a switch S1, a capacitor C2, an electrolytic capacitor EC1, a resistor R3 and a resistor R4, wherein 7 pins of the four 2 input ends Schmidt trigger CD4093-U1 are grounded, 3 pins of the four 2 input ends Schmidt trigger CD4093-U1 are connected with 9 pins thereof, 8 pins of the four 2 input ends Schmidt trigger CD4093-U1 are connected with 13 pins thereof, 1 pin of the four 2 input ends Schmidt trigger CD4093-U1 is connected with a resistor R2 and a resistor R4 in series, the other end of the resistor R4 is connected with 6 pins of the four 2 input ends Schmidt trigger CD4093-U1, the four-2 input schmitt trigger CD4093-U1 is characterized in that the 4 pin of the four-2 input schmitt trigger CD4093-U1 is connected with one end of a capacitor C2, the other end of the capacitor C2 is connected with a series connection middle point of a resistor R2 and a resistor R4, the 14 pin of the four-2 input schmitt trigger CD4093-U1 is connected with the capacitor C1 in series, the 14 pin of the four-2 input schmitt trigger CD4093-U1 is connected with the electrolytic capacitor EC1 in series, the 2 pin of the four-2 input schmitt trigger CD4093-U1 is connected with the resistor R3 and the grid electrode of an N-channel field effect tube Q3 in series, the other end of the switch S1 is connected with +12V, the 14 pin of the four-2 input schmitt trigger CD4093-U1 is connected with the grid electrode of the N-channel field effect tube Q3 in series, and the source electrode of the N-channel field effect tube Q3 is grounded.
As a preferable technical scheme of the invention, the inductance energy storage circuit is an inductance L1, the drain electrode of the N-channel field effect transistor Q3 is connected with one end of the inductance L1, and the other end of the inductance L1 is connected with the 14 pins of the four 2-input-end Schmitt trigger CD 4093-U1.
As a preferable solution of the present invention, the diode switch circuit is a diode D1, and the drain of the N-channel field effect transistor Q3 is connected to the anode of the diode D1.
As a preferable technical scheme of the invention, the MOS tube working circuit comprises a triode Q5 and a resistor R5, wherein the 2 pin of the four 2-input Schmidt trigger CD4093-U1 is connected with the collector of the triode Q5, the emitter of the triode Q5 is grounded, the base of the triode Q5 is connected with one end of the resistor R5, and the other end of the resistor R5 is grounded.
As a preferred technical scheme of the invention, the zener diode operating circuit comprises a zener diode D2, a zener diode D3, a resistor R7 and an electrolytic capacitor EC2, wherein the base electrode of the triode Q5 is connected in series with the resistor R7, the zener diode D2, the zener diode D3 and the electrolytic capacitor EC2, the other end of the electrolytic capacitor EC2 is grounded, and the cathode of the diode D1 is connected with the series intermediate point of the zener diode D3 and the electrolytic capacitor EC 2.
As a preferred solution of the present invention, the square wave oscillator circuit includes a schmitt trigger inverter CD40106-U2, a switch S2, a diode D4, a diode D5, an electrolytic capacitor EC3, a resistor R9, a resistor R11, a resistor R15, a resistor R17, a capacitor C5, a capacitor C6, and a capacitor C7, wherein pin 7 of the schmitt trigger inverter CD40106-U2 is grounded, pin 2 of the schmitt trigger inverter CD40106-U2 is connected to pin 3 thereof, pin 1 of the schmitt trigger inverter CD40106-U2 is connected to pin 14 thereof, pin 5 of the schmitt trigger inverter CD40106-U2 is connected to pin 13 thereof, pin 1 of the schmitt trigger inverter CD40106-U2 is connected to one end of the switch S2, the other end of the switch S2 is connected to +12v, pin 1 of the schmitt trigger inverter CD40106-U2 is connected to resistor R9 in series, the 3-pin of the Schmitt trigger inverter CD40106-U2 is connected with a resistor R11 and a resistor R15 in series, the other end of the resistor R15 is grounded, the 3-pin of the Schmitt trigger inverter CD40106-U2 is connected with the anode of a diode D4, the cathode of the diode D4 is connected with the serial middle point of the resistor R11 and the resistor R15, the 4-pin of the Schmitt trigger inverter CD40106-U2 is connected with a diode D5, a resistor R14 and a capacitor C5 in series, the other end of the capacitor C5 is connected with the 8-pin of the Schmitt trigger inverter CD40106-U2, the 5-pin of the Schmitt trigger inverter CD40106-U2 is connected with a capacitor C6 in series, the 6-pin of the Schmitt trigger inverter CD40106-U2 is connected with one end of the resistor R17, the other end of the resistor R17 is connected with the serial middle point of the resistor R14 and the capacitor C5, the one end of the 11-pin of the Schmitt trigger inverter CD40106-U2 is connected with the resistor R16, the other end of the resistor R16 is connected with the 14 pin of the Schmidt trigger inverter CD40106-U2, the 14 pin series capacitor C4 of the Schmidt trigger inverter CD40106-U2 is grounded, and the 14 pin series electrolytic capacitor EC3 of the Schmidt trigger inverter CD40106-U2 is grounded.
As a preferred technical scheme of the invention, the work indication circuit comprises a resistor R13 and a light emitting diode VD1, the 12 pins of the schmitt trigger inverter CD40106-U2 are connected in series with the resistor R13 and the anode of the light emitting diode VD1, and the cathode of the light emitting diode VD1 is grounded.
As a preferred technical scheme of the invention, the pulse circuit control output circuit comprises a triode Q1, a triode Q2, a triode Q4, a triode Q6, a potentiometer VR1, a resistor R6, a resistor R8, a resistor R12, a capacitor C3, CN1 and CN2, the 10 pin of the Schmitt trigger reverser CD40106-U2 is connected with the base of the triode Q4, the emitter serial resistor R6 of the triode Q4 is grounded, the collector of the triode Q4 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with the cathode of the diode D1, the collector of the triode Q4 is connected with the base of the triode Q1, the emitter of the triode Q1 is connected with the cathode of the diode D1, the emitter of the triode Q1 is connected with the potentiometer VR1 and the resistor R8, the other end of the resistor R8 is grounded, the base of the triode Q6 is connected with the base of the potentiometer VR1, the adjustable end of the emitter of the triode Q6 is connected with the resistor R6, the other end of the triode Q2 is connected with the base of the resistor C2, the base of the triode Q2 is connected with the resistor C2 is connected with the base of the resistor C2, and the other end of the resistor is connected with the resistor C2.
As a preferred embodiment of the present invention, the four 2-input schmitt trigger is of the type CD4093.
The invention has the beneficial effects that: the pulse circuit controls the output circuit to output pulse voltage, the pulse voltage is discharged through the first discharge electrode and the second discharge electrode, physical therapy is carried out on lower limbs of a patient, pain of the patient is reduced, training time is prolonged, and recovery speed is accelerated.
Drawings
Fig. 1 is a circuit block diagram of the present invention.
Fig. 2 is a schematic circuit diagram of the present invention.
Wherein: the power supply circuit comprises a 1-power supply unit, a 2-power switch, a 3-power indicator circuit, a 4-80V switching power supply generating circuit, a 5-inductance energy storage circuit, a 6-diode switching circuit, a 7-MOS tube working circuit, an 8-second switch, a 9-pulse circuit control output circuit, a 10-second discharge electrode, an 11-square wave oscillator circuit, a 12-working indicator circuit, a 13-voltage-stabilizing diode working circuit and a 14-first discharge electrode.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Example 1
The utility model provides a medical equipment control circuit for lower limb recovery, as shown in figure 1, including power supply unit 1, switch 2, power indicator circuit 3, 80V switching power supply generating circuit 4, inductance energy storage circuit 5, diode switch circuit 6, MOS pipe operating circuit 7, second switch 8, pulse circuit control output circuit 9, second discharge electrode 10, square wave oscillator circuit 11, work indicator circuit 12, zener diode operating circuit 13 and first discharge electrode 14, switch 2 connects with the input of power indicator circuit 3, switch 2 connects with the input of 80V switching power supply generating circuit 4, inductance energy storage circuit 5 and diode switch circuit 6 are connected with the input of 80V switching power supply generating circuit 4, the output of 80V switching power supply generating circuit 4 and the input of MOS pipe operating circuit 7 are connected, the output end of the 80V switching power supply generating circuit 4 is connected with the input end of the voltage stabilizing diode working circuit 13, the output end of the voltage stabilizing diode working circuit 13 is connected with the input end of the MOS tube working circuit 7, the second switch 8 is connected with the input end of the square wave oscillator circuit 11, the output end of the square wave oscillator circuit 11 is connected with the working indication circuit 12, the output end of the square wave oscillator circuit 11 is connected with the input end of the pulse circuit control output circuit 9, the input end of the pulse circuit control output circuit 9 is connected with the output end of the voltage stabilizing diode working circuit 13, the second discharge electrode 10 and the first discharge electrode 14 are connected with the output end of the pulse circuit control output circuit 9, the power supply unit 1 is a power switch 2, a power indication lamp circuit 3, the 80V switching power supply generating circuit 4, the power supply is realized by the inductance energy storage circuit 5, the diode switch circuit 6, the MOS tube operating circuit 7, the second switch 8, the pulse circuit control output circuit 9, the second discharge electrode 10, the square wave oscillator circuit 11, the operation indicating circuit 12, the voltage stabilizing diode operating circuit 13 and the first discharge electrode 14.
When a patient presses the power switch 2, the power indicator lamp circuit 3 is turned on, the 80V switch power supply generating circuit 4 generates 80V voltage, electric energy is stored in the inductance energy storage circuit 5, the diode switch circuit 6 is charged, when the voltage reaches 80V, the 80V switch power supply generating circuit 4 inputs voltage signals into the MOS tube working circuit 7 and the zener diode working circuit 13, the voltage signals are input into the pulse circuit control output circuit 9 after being stabilized by the zener diode working circuit 13, the patient presses the second switch 8 again, the square wave oscillator circuit 11 outputs pulse square waves, the work indicator circuit 12 is turned on, the pulse square waves are input into the pulse circuit control output circuit 9, the pulse circuit control output circuit 9 outputs pulse voltage, the pulse voltage is discharged through the first discharge electrode 14 and the second discharge electrode 10, physical therapy is carried out on lower limbs of the patient, pain of the patient is reduced, training time is prolonged, recovery speed is accelerated, the power switch 2 is pressed again, the power indicator lamp circuit 3 is turned off, the 80V switch power supply generating circuit 4 is pressed again, the second switch 8 is turned off, the square wave oscillator circuit 11 stops outputting, and the work indicator circuit 12 is turned off.
Example 2
On the basis of embodiment 1, as shown in fig. 2, the 80V switching power supply generating circuit 4 includes an N-channel field effect transistor Q3, a four 2 input schmitt trigger CD4093-U1, a switch S1, a capacitor C2, an electrolytic capacitor EC1, a resistor R3 and a resistor R4, the 7 pins of the four 2 input schmitt trigger CD4093-U1 are grounded, the 3 pins of the four 2 input schmitt trigger CD4093-U1 are connected with the 9 pins thereof, the 8 pins of the four 2 input schmitt trigger CD4093-U1 are connected with the 13 pins thereof, the 1 pins of the four 2 input schmitt trigger CD4093-U1 are connected with the resistor R2 and the resistor R4 in series, the other end of the resistor R4 is connected with the 6 pins of the four 2 input schmitt trigger CD4093-U1, the four-2 input schmitt trigger CD4093-U1 is characterized in that the 4 pin of the four-2 input schmitt trigger CD4093-U1 is connected with one end of a capacitor C2, the other end of the capacitor C2 is connected with a series connection middle point of a resistor R2 and a resistor R4, the 14 pin of the four-2 input schmitt trigger CD4093-U1 is connected with the capacitor C1 in series, the 14 pin of the four-2 input schmitt trigger CD4093-U1 is connected with the electrolytic capacitor EC1 in series, the 2 pin of the four-2 input schmitt trigger CD4093-U1 is connected with the resistor R3 and the grid electrode of an N-channel field effect tube Q3 in series, the other end of the switch S1 is connected with +12V, the 14 pin of the four-2 input schmitt trigger CD4093-U1 is connected with the grid electrode of the N-channel field effect tube Q3 in series, and the source electrode of the N-channel field effect tube Q3 is grounded.
The inductance energy storage circuit 5 is an inductance L1, the drain electrode of the N-channel field effect transistor Q3 is connected with one end of the inductance L1, and the other end of the inductance L1 is connected with the 14 pins of the four 2-input-end Schmidt trigger CD 4093-U1.
The diode switch circuit 6 is a diode D1, and the drain electrode of the N-channel field effect transistor Q3 is connected to the anode of the diode D1.
The MOS tube working circuit 7 comprises a triode Q5 and a resistor R5, wherein the 2 pin of the Schmidt trigger CD4093-U1 with four 2 input ends is connected with the collector electrode of the triode Q5, the emitter electrode of the triode Q5 is grounded, the base electrode of the triode Q5 is connected with one end of the resistor R5, and the other end of the resistor R5 is grounded.
The zener diode working circuit 13 comprises a zener diode D2, a zener diode D3, a resistor R7 and an electrolytic capacitor EC2, wherein the base electrode of the triode Q5 is connected in series with the resistor R7, the zener diode D2, the zener diode D3 and the electrolytic capacitor EC2, the other end of the electrolytic capacitor EC2 is grounded, and the cathode of the diode D1 is connected with the series intermediate point of the zener diode D3 and the electrolytic capacitor EC 2.
The square wave oscillator circuit 11 comprises a schmitt trigger inverter CD40106-U2, a switch S2, a diode D4, a diode D5, an electrolytic capacitor EC3, a resistor R9, a resistor R11, a resistor R15, a resistor R17, a capacitor C5, a capacitor C6 and a capacitor C7, wherein the 7 pin of the schmitt trigger inverter CD40106-U2 is grounded, the 2 pin of the schmitt trigger inverter CD40106-U2 is connected with the 3 pin thereof, the 1 pin of the schmitt trigger inverter CD40106-U2 is connected with the 14 pin thereof, the 5 pin of the schmitt trigger inverter CD40106-U2 is connected with the 13 pin thereof, the 1 pin of the schmitt trigger inverter CD40106-U2 is connected with one end of the switch S2, the other end of the switch S2 is connected with +12V, the 1 pin of the schmitt trigger inverter CD 06-U2 is connected with the resistor R9 in series, the 1 pin of the schmitt trigger inverter CD40106-U2 is connected with the resistor R11 in series, the other end of the resistor R15 is grounded, the 3 pin of the Schmidt trigger inverter CD40106-U2 is connected with the anode of the diode D4, the cathode of the diode D4 is connected with the series middle point of the resistor R11 and the resistor R15, the 4 pin of the Schmidt trigger inverter CD40106-U2 is connected with the diode D5, the resistor R14 and the capacitor C5 in series, the other end of the capacitor C5 is connected with the 8 pin of the Schmidt trigger inverter CD40106-U2, the 5 pin of the Schmidt trigger inverter CD40106-U2 is connected with the capacitor C6 in series, the 6 pin of the Schmidt trigger inverter CD40106-U2 is connected with one end of the resistor R17, the other end of the resistor R17 is connected with the series middle point of the resistor R14 and the capacitor C5, the 11 pin of the Schmidt trigger inverter CD40106-U2 is connected with one end of the resistor R16, the other end of the resistor R16 is connected with the 14 pin of the Schmidt trigger inverter CD40106-U2, the 14 pin series capacitor C4 of the Schmidt trigger inverter CD40106-U2 is grounded, and the 14 pin series electrolytic capacitor EC3 of the Schmidt trigger inverter CD40106-U2 is grounded.
The work indicating circuit 12 comprises a resistor R13 and a light emitting diode VD1, the 12 pins of the Schmidt trigger reverser CD40106-U2 are connected in series with the resistor R13 and the anode of the light emitting diode VD1, and the cathode of the light emitting diode VD1 is grounded.
The pulse circuit control output circuit 9 comprises a triode Q1, a triode Q2, a triode Q4, a triode Q6, a potentiometer VR1, a resistor R6, a resistor R8, a resistor R12, a capacitor C3, CN1 and CN2, 10 pins of the Schmitt trigger reverser CD40106-U2 are connected with a base electrode of the triode Q4, an emitter serial resistor R6 of the triode Q4 is grounded, a collector of the triode Q4 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with a cathode of the diode D1, a collector of the triode Q4 is connected with a base electrode of the triode Q1, a collector of the triode Q1 is connected with a cathode of the diode D1, the emitter of the triode Q1 is connected with the resistor R8 in series, the other end of the resistor R8 is grounded, a collector of the triode Q6 is connected with an adjustable end of the triode Q1, a base electrode of the triode Q6 is connected with the base electrode of the triode Q6, the other end of the triode Q2 is connected with the base electrode of the resistor C2, the base electrode of the triode Q2 is connected with the resistor C2, and the base electrode of the resistor C2 is connected with the resistor C2, and the base of the resistor 2 is connected with the resistor C2.
The patient presses down the switch S1, the four 2 input schmitt trigger CD4093-U1 generates 80V voltage, the electric energy is stored in the inductor L1, the diode D1 is charged, when the voltage reaches 80V, the four 2 input schmitt trigger CD4093-U1 outputs low level, the voltage stabilizing diode D2 and the voltage stabilizing diode D3 are used for stabilizing voltage, the patient presses down the switch S2 again, the schmitt trigger inverter CD40106-U2 outputs pulse square waves, the light emitting diode VD1 is lightened, the triode Q6 is conducted, pulse voltage is generated, the pulse voltage is output through the CN1 and the CN2 and is output to a physiotherapy electrode piece, the physiotherapy electrode piece is used for discharging the lower limb of the patient, pain of the patient is reduced, training time is prolonged, recovery speed is accelerated, the four 2 input schmitt trigger CD4093-U1 is closed, the switch S2 is pressed down again, the schmitt trigger inverter CD40106-U2 stops outputting, and the light emitting diode VD1 is stopped.
While the disclosure has been described with respect to only a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the invention as disclosed herein. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (2)
1. A medical equipment control circuit for lower limb recovery, which is characterized in that: the power supply device comprises a power supply unit (1), a power switch (2), a power indication lamp circuit (3), an 80V switch power supply generating circuit (4), an inductance energy storage circuit (5), a diode switch circuit (6), a MOS tube working circuit (7), a second switch (8), a pulse circuit control output circuit (9), a second discharge electrode (10), a square wave oscillator circuit (11), a working indication circuit (12), a voltage-stabilizing diode working circuit (13) and a first discharge electrode (14), wherein the power switch (2) is connected with the input end of the power indication lamp circuit (3), the input ends of the power switch (2) and the 80V switch power supply generating circuit (4) are connected, the inductance energy storage circuit (5) and the diode switch circuit (6) are connected with the input end of the 80V switch power supply generating circuit (4), the output end of the 80V switch power supply generating circuit (4) is connected with the input end of the MOS tube working circuit (7), the output end of the 80V switch power supply generating circuit (4) is connected with the input end of the square wave oscillator circuit (7), the output end of the square wave oscillator circuit (11) is connected with the work indication circuit (12), the output end of the square wave oscillator circuit (11) is connected with the input end of the pulse circuit control output circuit (9), the input end of the pulse circuit control output circuit (9) is connected with the output end of the zener diode work circuit (13), the second discharge electrode (10) and the first discharge electrode (14) are both connected with the output end of the pulse circuit control output circuit (9), and the power supply unit (1) supplies power for the power switch (2), the power indication lamp circuit (3), the 80V switch power supply generating circuit (4), the inductance energy storage circuit (5), the diode switch circuit (6), the MOS tube work circuit (7), the second switch (8), the pulse circuit control output circuit (9), the second discharge electrode (10), the square wave oscillator circuit (11), the work indication circuit (12), the zener diode work circuit (13) and the first discharge electrode (14);
the patient presses the power switch (2), the power indicator circuit (3) is lightened, the 80V switch power supply generating circuit (4) generates 80V voltage, the electric energy is stored in the inductance energy storage circuit (5), the diode switch circuit (6) is charged, when the voltage reaches 80V, the 80V switch power supply generating circuit (4) inputs voltage signals into the MOS tube working circuit (7) and the voltage stabilizing diode working circuit (13), the voltage stabilizing diode working circuit (13) stabilizes voltage and then inputs the voltage stabilizing signals into the pulse circuit control output circuit (9), the patient presses the second switch (8) again, the square wave oscillator circuit (11) outputs pulse square waves, the work indicator circuit (12) is lightened, the pulse square waves are input into the pulse circuit control output circuit (9), the pulse circuit controls the output circuit (9) to output pulse voltages, the pulse voltages are discharged through the first discharge electrode (14) and the second discharge electrode (10), the lower limbs of the patient are subjected to physiotherapy, the pain of the patient is reduced, the training time is prolonged, the recovery speed is accelerated, the power indicator circuit (2) is pressed again, the square wave oscillator circuit (11) is stopped, and the square wave oscillator circuit (8) is stopped;
the 80V switching power supply generating circuit (4) comprises an N-channel field effect tube Q3, four 2 input ends Schmidt trigger CD4093-U1, a switch S1, a capacitor C2, an electrolytic capacitor EC1, a resistor R3 and a resistor R4, 7 pins of the four 2 input ends Schmidt trigger CD4093-U1 are grounded, 3 pins of the four 2 input ends Schmidt trigger CD4093-U1 are connected with 9 pins thereof, 8 pins of the four 2 input ends Schmidt trigger CD4093-U1 are connected with 13 pins thereof, 1 pin of the four 2 input ends Schmidt trigger CD4093-U1 is connected with a resistor R2 and a resistor R4 in series, the other end of the resistor R4 is connected with 6 pins of the four 2 input ends Schmidt trigger CD4093-U1, 4 pins of the four 2 input ends Schmidt trigger CD4093-U1 are connected with one end of the capacitor C2, the other end of the capacitor C2 is connected with a series intermediate point of a resistor R2 and a resistor R4, a 14-pin series capacitor C1 of the four 2-input schmitt trigger CD4093-U1 is grounded, a 14-pin series electrolytic capacitor EC1 of the four 2-input schmitt trigger CD4093-U1 is grounded, a 2-pin series resistor R3 of the four 2-input schmitt trigger CD4093-U1 and a switch S1 are connected in series, the other end of the switch S1 is connected with +12V, a 14-pin of the four 2-input schmitt trigger CD4093-U1 is connected with a series intermediate point of the resistor R3 and the switch S1, an 11-pin of the four 2-input schmitt trigger CD4093-U1 is connected with a grid electrode of an N-channel field effect transistor Q3, and a source electrode of the N-channel field effect transistor Q3 is grounded;
the inductance energy storage circuit (5) is an inductance L1, the drain electrode of the N-channel field effect transistor Q3 is connected with one end of the inductance L1, and the other end of the inductance L1 is connected with the 14 pins of the four 2-input-end Schmidt trigger CD 4093-U1;
the diode switch circuit (6) is a diode D1, and the drain electrode of the N-channel field effect transistor Q3 is connected with the anode of the diode D1;
the MOS tube working circuit (7) comprises a triode Q5 and a resistor R5, wherein the 2 pin of the four 2-input-end Schmidt trigger CD4093-U1 is connected with the collector of the triode Q5, the emitter of the triode Q5 is grounded, the base of the triode Q5 is connected with one end of the resistor R5, and the other end of the resistor R5 is grounded;
the voltage stabilizing diode working circuit (13) comprises a voltage stabilizing diode D2, a voltage stabilizing diode D3, a resistor R7 and an electrolytic capacitor EC2, wherein the base electrode of the triode Q5 is connected in series with the resistor R7, the voltage stabilizing diode D2, the voltage stabilizing diode D3 and the electrolytic capacitor EC2, the other end of the electrolytic capacitor EC2 is grounded, and the cathode of the diode D1 is connected with the series intermediate point of the voltage stabilizing diode D3 and the electrolytic capacitor EC 2;
the square wave oscillator circuit (11) comprises a Schmitt trigger inverter CD40106-U2, a switch S2, a diode D4, a diode D5, an electrolytic capacitor EC3, a resistor R9, a resistor R11, a resistor R15, a resistor R17, a capacitor C5, a capacitor C6 and a capacitor C7, wherein the 7 pin of the Schmitt trigger inverter CD40106-U2 is grounded, the 2 pin of the Schmitt trigger inverter CD40106-U2 is connected with the 3 pin thereof, the 1 pin of the Schmitt trigger inverter CD40106-U2 is connected with the 14 pin thereof, the 5 pin of the Schmitt trigger inverter CD40106-U2 is connected with the 13 pin thereof, the 1 pin of the Schmitt trigger inverter CD40106-U2 is connected with one end of the switch S2, the other end of the switch S2 is connected with +12V, the 1 pin of the Schmitt trigger inverter CD40106-U2 is connected with the resistor R9 in series, the 1 pin of the Schmitt trigger inverter CD40106-U2 is connected with the resistor R11 in series, the other end of the resistor R15 is grounded, the 3 pin of the Schmidt trigger inverter CD40106-U2 is connected with the anode of the diode D4, the cathode of the diode D4 is connected with the series middle point of the resistor R11 and the resistor R15, the 4 pin of the Schmidt trigger inverter CD40106-U2 is connected with the diode D5, the resistor R14 and the capacitor C5 in series, the other end of the capacitor C5 is connected with the 8 pin of the Schmidt trigger inverter CD40106-U2, the 5 pin of the Schmidt trigger inverter CD40106-U2 is connected with the capacitor C6 in series, the 6 pin of the Schmidt trigger inverter CD40106-U2 is connected with one end of the resistor R17, the other end of the resistor R17 is connected with the series middle point of the resistor R14 and the capacitor C5, the 11 pin of the Schmidt trigger inverter CD40106-U2 is connected with one end of the resistor R16, the other end of the resistor R16 is connected with the 14 pin of the Schmidt trigger inverter CD40106-U2, the 14 pin series capacitor C4 of the Schmidt trigger inverter CD40106-U2 is grounded, and the 14 pin series electrolytic capacitor EC3 of the Schmidt trigger inverter CD40106-U2 is grounded;
the work indicating circuit (12) comprises a resistor R13 and a light-emitting diode VD1, wherein the 12 pins of the Schmitt trigger reverser CD40106-U2 are connected in series with the resistor R13 and the anode of the light-emitting diode VD1, and the cathode of the light-emitting diode VD1 is grounded;
the pulse circuit control output circuit (9) comprises a triode Q1, a triode Q2, a triode Q4, a triode Q6, a potentiometer VR1, a resistor R6, a resistor R8, a resistor R12, a capacitor C3, CN1 and CN2, wherein the 10 pin of the Schmitt trigger reverser CD40106-U2 is connected with the base electrode of the triode Q4, the emitter of the triode Q4 is connected with the ground in series with the resistor R6, the collector of the triode Q4 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with the cathode of the diode D1, the collector of the triode Q4 is connected with the base electrode of the triode Q1, the collector of the triode Q1 is connected with the cathode of the diode D1, the emitter of the triode Q1 is connected with the resistor VR1, the other end of the resistor R8 is grounded, the collector of the triode Q6 is grounded, the base electrode of the potentiometer Q6 is connected with the adjustable end of the potentiometer VR1, the base electrode of the triode Q6 is connected with the base electrode of the resistor Q1, the base electrode of the triode Q6 is connected with the resistor C2 and the other end of the triode Q2 is connected with the resistor C2, the base electrode of the triode Q2 is connected with the resistor C2, the base of the triode Q2 is connected with the resistor C2, and the base of the resistor is connected with the resistor C2;
the patient presses down the switch S1, the four 2 input schmitt trigger CD4093-U1 generates 80V voltage, the electric energy is stored in the inductor L1, the diode D1 is charged, when the voltage reaches 80V, the four 2 input schmitt trigger CD4093-U1 outputs low level, the voltage stabilizing diode D2 and the voltage stabilizing diode D3 are used for stabilizing voltage, the patient presses down the switch S2 again, the schmitt trigger inverter CD40106-U2 outputs pulse square waves, the light emitting diode VD1 is lightened, the triode Q6 is conducted, pulse voltage is generated, the pulse voltage is output through the CN1 and the CN2 and is output to a physiotherapy electrode piece, the physiotherapy electrode piece is used for discharging the lower limb of the patient, pain of the patient is reduced, training time is prolonged, recovery speed is accelerated, the four 2 input schmitt trigger CD4093-U1 is closed, the switch S2 is pressed down again, the schmitt trigger inverter CD40106-U2 stops outputting, and the light emitting diode VD1 is stopped.
2. A medical device control circuit for lower limb recovery as defined in claim 1, wherein: the four 2-input schmitt trigger is of the type CD4093.
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