CN2446998Y - Multi-functional electronic analgesic instrument - Google Patents
Multi-functional electronic analgesic instrument Download PDFInfo
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- CN2446998Y CN2446998Y CN 00244681 CN00244681U CN2446998Y CN 2446998 Y CN2446998 Y CN 2446998Y CN 00244681 CN00244681 CN 00244681 CN 00244681 U CN00244681 U CN 00244681U CN 2446998 Y CN2446998 Y CN 2446998Y
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Abstract
The utility model relates to a multifunctional analgesic instrument, comprising an electrode, a synthetic control circuit, a pulse triggering and oscillating circuit, a pulse modulation/demodulation output circuit, and a peak value heating output circuit. The pulse triggering and oscillating circuit is divided into three paths which are connected with a pulse selection control circuit in the synthetic control circuit; the input terminal of the pulse modulation/demodulation output circuit is connected with the synthetic control circuit, and the input terminal is connected with a main electrode and an auxiliary electrode; the input terminal of the peak value heating output circuit is connected with a time control circuit in the synthetic control circuit, and the output terminal is connected with the main electrode. The analgesic instrument has the advantages that a high-frequency or low-frequency booster transformer is used, and the peak value of the electrodes are used for heating, so that a patient can be avoided from being scalded.
Description
This utility model belongs to electronic therapeutic instrument, is specifically related to a kind ofly collect moxibustion, electric pulse, medicine ion and penetrate the multi-functional analgesia apparatus into one.
Electronic therapeutic instrument commonly used adopts low-frequency pulse more, amplifies in the output procedure in pulse, and its low frequency booster transformer has also increased volume when increasing output usefulness, can't solve the contradiction that exists between its volume and output usefulness, causes volume of transformer bigger.Moreover existing electronic therapeutic instrument with heating function also exists electrode temperature too high, easily scalds problems such as patient.
The purpose of this utility model is at above shortcomings in the prior art, and a kind of high frequency or low frequency booster transformer of all adopting in low-frequency therapy apparatus is provided, and the electrode peak value heats, and can avoid scalding patient's multifunction electronic analgesia apparatus.
The technical solution of the utility model is as follows:
The multifunction electronic analgesia apparatus comprises electrode, power supply and synthetic control circuit, and synthetic control circuit is made up of time control circuit and pulse choice control circuit, and power supply is a self-activated switch power supply.This instrument also is provided with pulse-triggered oscillating circuit, impulse modulation demodulation output circuit and peak value heating output circuit, described pulse-triggered oscillating circuit is divided into three road pulse choice control circuits that are connected in the synthetic control circuit, the input of described impulse modulation demodulation output circuit connects the pulse choice control circuit in the synthetic control circuit, outfan is connected to major and minor electrode, the input of described peak value heating output circuit links to each other with the time control circuit in the synthetic control circuit, and outfan is connected to main electrode.
Described pulse-triggered oscillating circuit is made up of 1Hz pulsewidth output circuit, 10Hz pulsewidth output circuit and 100-50KHz carrier pulse output circuit.Wherein, 1Hz pulsewidth output circuit is by capacitor C
2, diode D
1, D
2, resistance R
2, R
3Form D with a Schmidt trigger
1Negative electrode, D
2Anode and the input of Schmidt trigger mutually and meet D
1Anode, D
2Negative electrode connect resistance R respectively
2, R
3An end, R
2, R
3The other end and the outfan of Schmidt trigger and connect outfan as this circuit, export an input in the pulse choice control circuit or door or nor gate to.10Hz pulsewidth output circuit is by capacitor C
3, C
4Form resistance R with two Schmidt trigger circuits
6With insert diode D after a Schmidt trigger is in parallel
5Anode, D
5Negative electrode be connected to another pulsewidth output circuit, its output also be connected in the pulse choice control circuit or door or an input of nor gate.Described carrier pulse output circuit outfan is connected to diode D in the pulse choice control circuit
6Negative electrode.
Impulse modulation demodulation output circuit is by audion Q
1, Q
2And resistance R
14, R
15, WR
1Constitute pulse output drive level and amplifier stage, Q
2Ground level and synthetic control circuit in pulse choice control circuit diode D
6-D
9Common anode spot link to each other the signal input pulse booster transformer B after amplifying
1, successively through diode D
12Rectification, capacitor C
12, C
13And resistance R
16Or the II type filter circuit that inductance L is formed exports major and minor electrode to.
Described peak value heating output circuit comprises the pulsewidth modulation multi-resonant oscillating circuit, and this circuit one tunnel exports diode D to
16Negative electrode, another road is connected to audion Q
3Emitter stage, Q
3Base stage connects diode D
13Negative electrode, diode D
16, D
17Anode connects after audion Q altogether
4Export electrode to, D
17Negative electrode and D
13The anode Q end and the Q that are connected to CMOS integrated package 4013 in the time control circuit respectively hold.
The main electrode of this analgesia apparatus simultaneously is an insulating barrier, and opposite face is a conductive layer, is embedded with the heating original paper between insulating barrier and conductive layer.
This multi-functional analgesia apparatus has following characteristics:
1. introduced modulation-demodulation technique in the miniature, low frequency medical apparatus and instruments, solved the volume of booster transformer and the contradiction of output usefulness, high frequency or low frequency booster transformer all can use in low-frequency therapy apparatus, and the transformator Miniaturizable.
2. scald for avoiding, introduced the peak value heating, this technology can raise the main electrode temperature in short-term, descends immediately to stipulated time electric energy output, makes electrode be in keeping warm mode, avoids patient's situation occurring scalding and takes place.
3. the employed main electrode of making of small-sized therapeutic instrument is the flexible electrode that rubber is made, and it simultaneously insulate, and the opposite face conduction embeds heater element between the two, and collection heating, pulse are one.
4. this analgesia apparatus uses self-activated switch power supply, has alleviated weight, and the output energy is bigger, can guarantee the supply of analgesia apparatus energy.
5. overall performance is that collection moxibustion, electric pulse, medicine ion penetrate and be one not only to have the effect of physical therapy, and uses physical means to reach stronger transdermal effect to external used medicine.
This analgesia apparatus to degeneration disease, scapulohumeral periarthritis, all kinds of soft tissue injury and nameless gall total effective rate 95.15%, is wherein cured obvious effective rate 64.07% through the attached First Academy of Medical University Of Chongqing, the clinical verification of the attached First Academy of Third Military Medical University.
In conjunction with the accompanying drawings and embodiments this utility model is described further again below.
Fig. 1 is the theory diagram of this analgesia apparatus.
Fig. 2 is the structural representation of this analgesia apparatus main electrode.
Fig. 3 is the circuit structure diagram of this analgesia apparatus.
Fig. 4 is another embodiment circuit structure diagram of this analgesia apparatus.
Fig. 5 is the switching power circuit structure chart of this analgesia apparatus.
As shown in Figure 1, the multifunction electronic analgesia apparatus, be made up of electrode, power supply, synthetic control circuit, pulse-triggered oscillating circuit, impulse modulation demodulation output circuit and peak value heating output circuit, wherein synthetic control circuit is divided into time control circuit and pulse choice control circuit two parts.The pulse-triggered oscillating circuit is divided into 1Hz pulsewidth output circuit, 10Hz pulsewidth output circuit and 100-50KHz carrier pulse output circuit and is connected to pulse choice control circuit in the synthetic control circuit.The input of impulse modulation demodulation output circuit connects the pulse choice control circuit in the synthetic control circuit, and outfan is connected to major and minor electrode.The input of peak value heating output circuit links to each other with the time control circuit in the synthetic control circuit, and outfan is connected to main electrode.
Its operation principle following (seeing Fig. 3-5):
1. pulse-triggered oscillating circuit
By resistance R 1-R6, diode D
1-D
5, capacitor C
1-C
4Constitute multivibrator through four Schmidt triggers of U1 (40106) integrated circuit, output 1Hz, 10Hz working signal and 100-50KHz carrier pulse.1Hz pulsewidth output circuit is by capacitor C
2, diode D
1, D
2, resistance R
2, R
3Form D with a Schmidt trigger
1Negative electrode, D
2Anode and the input of Schmidt trigger mutually and meet D
1Anode, D
2Negative electrode connect resistance R respectively
2, R
3An end, R
2, R
3The other end and the outfan of Schmidt trigger and connect outfan as this circuit, export an input in the pulse choice control circuit or door or nor gate to.D wherein
1, D
2, R
2, R
3Constitute 1Hz pulse pulse width modulation device and C
2The pulsewidth output of decision FREQUENCY CONTROL 1Hz.10Hz pulsewidth output circuit is by capacitor C
3, C
4Form resistance R with two Schmidt trigger circuits
6With insert diode D after a Schmidt trigger is in parallel
5Anode, D
5Negative electrode be connected to one by diode D
3, D
4, resistance R
4, R
5With the pulsewidth output circuit that a Schmidt trigger constitutes, its output also is connected to an input in the pulse choice control circuit or door or nor gate.D wherein
4, D
3, R
4, R
5Constitute 10Hz gap ripple pulse width modulator and C
3, C
4Decision 10Hz gap wave frequency; D
5Constitute one and door, make 1Hz, 10Hz synthesize the gap ripple of 10Hz; R
1, C
1The decision carrier frequency.Form by Schmidt trigger and related elements from the circuit impulse hunting, have the characteristics of Schmidt trigger.Schmidt trigger has following characteristics: (1) mode transformation: can be transformed to ideal square-wave signal with changing mild pulse signal; (2) signal amplitude discrimination: the pulse signal of paying no attention to for input is just understood output signal when it reaches setting; (3) constitute monostable and melt a device: utilize Schmidt to melt and send out a device return difference characteristic, can constitute monostable and melt a device.
2. synthetic control circuit is made up of CMOS integrated circuit and related elements
The CMOS integrated circuit is to be made of PMOS pipe and the parallel connection of NMOS pipe, its low conduction impedance and high off-resistances, it is low near perfect switch to have quiescent dissipation, and whether the transmission gate conducting that CMOS constitutes depends on control voltage, cmos transmission gate has the amphicheirality, also claims two-way switch.
This analgesia apparatus adopts CMOS integrated circuit 4060 to make clock control circuit, and with 40106 trigger paraphase, 4013,4071 integrated circuits and related elements are done treatment control and pulse choice control.
Select 12,13 feet, the D of gauge tap signal by 4060,4013 integrated circuits and 40106
7, R
7, R
8, R
9, C
5, C
6, C
7, K
2Constitute control circuit.The instrument zero clearing is not worked after the energized.
(1) treatment working time control circuit:
The triggering signal of treatment K switch 1 is sent into 4013 integrated circuits, 11 feet and is outputed to 4060 12 feet 4060 by 4013 12 feet and begin counting, by R
7, R
8, C
5Formation benchmark frequency of oscillation is connected on 4060 9,10,11 feet, 2, the 3 foot output low levels of this moment 4060, and 2 feet are to 4071 integrated circuits, and 3 feet are to D
10, analgesia apparatus is started working; 4060 2 feet output high level after 15 minutes, 2 feet through 4071 and 40106 12,13 foot paraphase form low level D this moment
7Conducting, pulsed operation is ended; 4060 3 feet output high level after 30 minutes, D
10Conducting, 11 feet through 4013 make 12,13 feet upset, and 13 foot output low levels make D
17Conducting, heating work ends.C
7Be analgesia apparatus power on reset electric capacity.
(2) pulse choice control circuit
During the analgesia apparatus operate as normal, by K
12With 4013,4071 constitute pulse selecting circuits select 1Hz or 10Hz gap ripple, carrier wave as working signal through D
6, D
7, D
8, D
9Deliver to pulse output drive circuit.
Zero clearing during start, 4013 1 foot output high level, 2 foot output low levels, this level is delivered to 4071 6,9 feet; By D
6-D
9Constitute with door, D
6-D
9Equal no-output when arbitrary terminal voltage is zero; This moment, 6,4 feet 4071 were high level, D
8End, form permanent high level, have only carrier wave and 1Hz wave energy enough to pass through this moment, at D
9Form pulse.Pulse therapy is closed high level by the output of 4060 2 feet to the stipulated time, through 4071 2 after 40106 paraphase, make D
7Conducting, pulse quits work.Otherwise, K
2Action makes 4013 1,2 feet upset, and 1 foot is a low level, and 2 feet are high level, at this moment, have only 10Hz gap ripple and carrier wave to pass through.
(3) CMOS4071 or door can be by the replacement of CMOS4001 nor gate, and its operating circuit will be changed (see figure 3) accordingly, to satisfy D
6-D
9Constitute with the door requirement.Burst length control does not need anti-phase through 4001 11,13 feet output, and pulse choice is after 4001 output to D
8, D
9The centre need add the one-level phase inverter, to satisfy D
6-D
9With the door requirement.
This analgesia apparatus can adopt the trigger of 40106,4001 integrated circuit remainders and nor gate to make phase inverter, perhaps adds one 40106 again and makes phase inverter.
3. impulse modulation demodulation output circuit
Impulse modulation demodulation output circuit is by audion Q
1, Q
2And resistance R
14, R
15, WR
1Constitute pulse output drive level and amplifier stage, Q
2Ground level and synthetic control circuit in pulse choice control circuit diode D
6-D
9Common anode spot link to each other.Signal is supplied with pulse booster transformer B1 after amplifying, more successively through diode D
12Rectification, capacitor C
12, C
13And resistance R
16The II type filtering of forming is given major and minor electrode after picking the carrier wave of 100-50KHz, forms regular square wave.
Working pulse outputs to Q
2Ground level, R
15Be Q
2Inclined to one side matter resistance, R
14Be the adjustment resistance of drive(r) stage, signal is added to Q through the WR1 potentiometer
2The ground level of power amplification, the power of WR1 scalable pulse output; Q
1Export booster transformer to, boost after D
12Rectification is through C
12, C
13, R
16Type п filtering obtains the treatment pulse of 1Hz pulse or 10Hz gap and links to each other with treatment electricity level through output interface behind the carrier wave of elimination 100-50KHz.
The filter circuit of this analgesia apparatus can also be with the inductance L R that replaces
16, constitute inductance п mode filter, obtain the 1Hz pulse after equally can the carrier wave of elimination 100-50KHz or the treatment pulse of 10Hz gap links to each other with therapeutic electrode through output interface.C
11Be decoupling capacitor, avoid pulse transformer when work dried melancholy front stage circuits; D
11Be anti-anti-phase overshoot current, the protection transformator is not by the sound that draws of anti-phase overshoot.
4. peak value heats output circuit
The peak value heating output circuit of analgesia apparatus comprises by WR2, R
19, R
20, D
14, D
15, C
9With the 40106 pulsewidth modulation multi-resonant oscillating circuits that constitute, this circuit one tunnel exports diode D to
16Negative electrode, another road is connected to audion Q
3Emitter stage, Q
3Base stage connects diode D
13Negative electrode, diode D
16, D
17Anode connects after audion Q altogether
4Export main electrode to, D
17Negative electrode and D
13The anode Q end and the Q that are connected to 4013 integrated packages in the time control circuit respectively hold.
The multi-resonant oscillating circuit of pulsewidth modulation is controlled the height of heating-up temperature, or temperature is controlled at about 40 ℃; D
16, D
17Constitute and door, the heating control signal is through D
16Deliver to Q
4Amplifying output uses for working electrode.Treatment time control by 4013 13 feet through D
17The length of control heating work.
The treatment K switch
1Triggering signal send into 4013 integrated circuits, 11 feet and output to 4060 12 feet 4060 by 4013 12 feet and begin counting, by R
7, R
8, C
5Formation benchmark frequency of oscillation is connected on 4060 9,10,11 feet, the 3 foot output low levels of this moment 4060, D
10End, be high level 13 of this moment 4013, and high level oppositely is added in D
17On, D
17When ending, the oscillating impulse of multi-resonant oscillating circuit passes through D
16Deliver to Q
4Base stage, by Q
4Send the heating work level to multifunctional electrodes; The control of output electric energy is by R
19, WR
2, D
14, D
15The pulse width modulator control that constitutes changes WR
2Resistance, can change output pulse width, thus control output energy; When heating work finished, 4013 13 feet made D
17Conducting is at Q
4Basis set also become low level, Q
4Stop to export energy.
Can not occur again scalding for solving Fast Heating, the ad hoc peak value heater circuit of having made 8-9V, this circuit is by R
18, R
17, C
10And Q
3Form.
4013 12 feet are that high level is through D when energized
13To C
1Charging, K
14013 12 feet are low level behind the switch actuating, D
13Stop conducting, Q
3Basis set power supply is with by C
10Bear, at this moment Q
3Conducting, power supply are directly to Q
4Power supply, pulse width modulation controlled does not have effect, and the time length of its peak value heating is by R
18, C
10The decision of forming circuit discharge time constant.C
10Behind the discharge off, Q
3Basis set is a zero level, Q
3End, be added in D
16On reverse high level disappear, the multivibrator that this moment, energy output was made up of pulsewidth modulation is controlled.
Heat time heating time is 4060 3 feet output high level then, D
10Conducting, 11 feet through 4013 make 12,13 feet upset, and 13 foot output low levels make D
17Conducting, heating work ends.
5. Switching Power Supply (see figure 4):
Switching Power Supply is to adopt self-activated switch power supply, and its structure is as follows:
The operation principle of this Switching Power Supply is that the net electricity is through L
1, L
2, R
1, R
2, C
1, C
2Line filter and surge current are sent into D after suppressing
1-D
4Bridge rectifier, the unidirectional current of sending about 280V through C3 filtering are again delivered to L
3Transformator and R
3, R
4, R
5, R
6, C
4, C
5, C
6, D
5, D
6, L
1, Q
1, Q
3Constitute self-excitation overcurrent protection on-off circuit; By Q
2, Q
4, R
7-R
13, C
8-C
10With optocoupler DB
1Constitute the output of output sampling, detection control circuit gauge tap circuit; Through L
3Transformation sends the pulse current of 9V, by D
7, L
2, C
7, C
9Send the 9V unidirectional current behind the rectifying and wave-filtering for the analgesia apparatus electric current.The net electricity is by transformator L
3And light-coupled isolation.
6. treat with multi-functional rubber electrode (see figure 2):
The main electrode of analgesia apparatus is that collection heating, the pulse that rubber is made is the flexible electrode of one.
Working electrode is to adopt rubber of the same race, makes electro-insulating rubber and conductive rubber respectively; The long 12.5cm of main electrode, wide be 8.5cm, thick 2-3cm, positive for electro-insulating rubber 1, quilt cover are the conductive rubber 2 of 1-10K Ω, middle heating original paper 3 is the constantan wire of 0.19-0.21; Manufacturing process is: earlier fixedly heating wire, with electro-insulating rubber and conductive rubber vulcanization forming.
Claims (6)
1. multifunction electronic analgesia apparatus, comprise electrode, power supply and synthetic control circuit, synthetic control circuit is made up of time control circuit and pulse choice control circuit, it is characterized in that also being provided with the pulse-triggered oscillating circuit, impulse modulation demodulation output circuit and peak value heating output circuit, described pulse-triggered oscillating circuit is divided into three road pulse choice control circuits that are connected in the synthetic control circuit, the input of described impulse modulation demodulation output circuit connects the pulse choice control circuit in the synthetic control circuit, outfan is connected to the master, auxiliary electrode, the input of described peak value heating output circuit links to each other with the time control circuit in the synthetic control circuit, and outfan is connected to main electrode.
2. multifunction electronic analgesia apparatus according to claim 1, it is characterized in that described pulse-triggered oscillating circuit is made up of 1Hz pulsewidth output circuit, 10Hz pulsewidth output circuit and 100-50KHz carrier pulse output circuit, described 1Hz and 10Hz pulsewidth output circuit export an input in the pulse choice control circuit or door or nor gate respectively to, and described carrier pulse output circuit outfan is connected to diode D in the pulse choice control circuit
6Negative electrode.
3. multifunction electronic analgesia apparatus according to claim 2 is characterized in that described 1Hz pulsewidth output circuit is by capacitor C
2, diode D
1, D
2, resistance R
2, R
3Form D with a Schmidt trigger
1Negative electrode, D
2Anode and the input of Schmidt trigger mutually and meet D
1Anode, D
2Negative electrode connect resistance R respectively
2, R
3An end, R
2, R
3The other end and the outfan of Schmidt trigger and connect outfan as this circuit.
4. multifunction electronic analgesia apparatus according to claim 2 is characterized in that described 10Hz pulsewidth output circuit is by capacitor C
3, C
4Form resistance R with two Schmidt trigger circuits
6With insert diode D after a Schmidt trigger is in parallel
5Anode, D
5Negative electrode be connected to another pulsewidth output circuit.
5. multifunction electronic analgesia apparatus according to claim 1 is characterized in that described impulse modulation demodulation output circuit is by audion Q
1, Q
2And resistance R
14, R
15, WR
1Constitute pulse output drive level and amplifier stage, Q
2Ground level and synthetic control circuit in pulse choice control circuit diode D
6-D
9Common anode spot link to each other the signal input pulse booster transformer B after amplifying
1, successively through diode D
12Rectification, capacitor C
12, C
13And resistance R
16Or the II type filter circuit that inductance L is formed exports electrode to.
6. multifunction electronic analgesia apparatus according to claim 1 is characterized in that described peak value heating output circuit comprises the pulsewidth modulation multi-resonant oscillating circuit, and this circuit one tunnel exports diode D to
16Negative electrode, another road is connected to audion Q
3Emitter stage, Q
3Base stage connects diode D
13Negative electrode, diode D
16, D
17Anode connects after audion Q altogether
4Export electrode to, D
17Negative electrode and D
13The anode Q end and the Q that are connected to CMOS integrated package in the time control circuit respectively hold.
According to any described multifunction electronic analgesia apparatus among the claim 1-6, it is characterized in that described main electrode simultaneously is insulating barrier, opposite face is a conductive layer, is embedded with the heating original paper between insulating barrier and conductive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00244681 CN2446998Y (en) | 2000-10-13 | 2000-10-13 | Multi-functional electronic analgesic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00244681 CN2446998Y (en) | 2000-10-13 | 2000-10-13 | Multi-functional electronic analgesic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2446998Y true CN2446998Y (en) | 2001-09-12 |
Family
ID=33604317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00244681 Expired - Fee Related CN2446998Y (en) | 2000-10-13 | 2000-10-13 | Multi-functional electronic analgesic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2446998Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103127612A (en) * | 2013-03-04 | 2013-06-05 | 任国祚 | Pain-relief instrument for critical patient |
| CN103706031A (en) * | 2013-11-21 | 2014-04-09 | 宁波市全灵医疗设备股份有限公司 | Electronic pain relieving instrument |
-
2000
- 2000-10-13 CN CN 00244681 patent/CN2446998Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103127612A (en) * | 2013-03-04 | 2013-06-05 | 任国祚 | Pain-relief instrument for critical patient |
| CN103706031A (en) * | 2013-11-21 | 2014-04-09 | 宁波市全灵医疗设备股份有限公司 | Electronic pain relieving instrument |
| CN103706031B (en) * | 2013-11-21 | 2015-06-03 | 宁波市全灵医疗设备股份有限公司 | Electronic pain relieving instrument |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |