CN1045532C - Multifunction deaf electronic diagnosis and therapeutic device - Google Patents
Multifunction deaf electronic diagnosis and therapeutic device Download PDFInfo
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- CN1045532C CN1045532C CN 92106750 CN92106750A CN1045532C CN 1045532 C CN1045532 C CN 1045532C CN 92106750 CN92106750 CN 92106750 CN 92106750 A CN92106750 A CN 92106750A CN 1045532 C CN1045532 C CN 1045532C
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Abstract
The present invention relates to a multifunctional electronic diagnosis and treatment instrument for deafness, which is composed of a main frame box, a main frame circuit arranged in the main frame box, various switches arranged on a panel of the main frame box, knobs, a probe head for detecting apertures, a hand electrode and two treatment electrodes, wherein the main frame circuit has the functions of detecting apertures and measuring hearing, and generates medium-frequency current, induced current and low-frequency current of condensation wave DF, suction wave MF, sine waves, direct current, etc.; the treatment electrodes directly act on apertures around ears relevant to deafness. The clinical experiment proves that the treatment instrument has good action of repairing and regenerating hearing nerves and obvious effect on the enhancement of the hearing of patients with deafness.
Description
The invention belongs to deaf diagnoses and treatment equipment.
According to China Disabled Federation's statistics, there is deaf person 1,770 ten thousand in China.Deaf youngster has 1,700,000 below 14 years old, and annual newly-increased deaf youngster 2～30,000 people.Deafness at present at home and abroad medical circle be considered to incurable disease, have only by wearing sonifer to compensate audition to a certain extent.In the CN86100219A prospectus, a kind of diversity system that audition stimulates to deafness patient is disclosed, this system has a multielectrode artificial organ to implant within the cochlea, also have dispensing device and receiving device to be used for providing at least one analogue signal and a fluctuating signal to the multi-electrode artificial organ, stimulate auditory nerve simultaneously, analogue signal is represented voice signal, fluctuating signal provides specific phonetic feature, can reduce noise sensitivity like this, thereby make the voice after deafness patient can be distinguished improvement better, improve its susceptibility in noise voice.Its obvious defects is to implant the multi-electrode artificial organ in cochlea.
The objective of the invention is to design the deaf electronic diagnosis and therapeutic device that treatment acupuncture point that a kind of basis seeks adopts the treatment electric current of different frequency that deafness patient is treated.
This deaf electronic diagnosis and therapeutic device by the various switches on the host circuit in mainframe box, the mainframe box, the mainframe box panel, execute button and the trial boring that is connected with mainframe box is popped one's head in, the trial boring hands utmost point and two therapeutic electrodes are formed.Host circuit in the mainframe box comprises that power circuit, trial boring circuit, adjustable mean frequency waveform circuit, faradism produce circuit, linear power amplification circuit, audiometry circuit, therapeutic frequency control circuit, low frequency electricity power circuit, condensation wave DF generation circuit, rarefaction wave MF generation circuit, sinusoidal wave generation circuit, unidirectional current and unidirectional current medicine and import circuit and treatment output circuit.Power circuit connects the therapeutic frequency control circuit to treating output circuit; Power circuit connects adjustable mean frequency waveform circuit and faradism circuit again respectively, and this two-way inserts linear power amplification circuit jointly, and linear power amplification circuit one tunnel connects the audiometry circuit, and one the tunnel connects the treatment output circuit; Power circuit connects the trial boring circuit again, and the trial boring circuit connects the trial boring probe and the trial boring hands utmost point; Power circuit also connects low frequency electricity power circuit, low frequency electricity power circuit meets condensation wave DF respectively and produces circuit, rarefaction wave MF generation circuit, sinusoidal wave generation circuit, these three kinds of waveform circuit all insert the treatment output circuit, low frequency electricity power circuit also connects unidirectional current and the unidirectional current medicine imports circuit to treating output circuit, and the treatment output circuit connects therapeutic electrode.
The various treatment electricity and the electromagnetism of this multifunction deaf electronic diagnosis and therapeutic device have the internal ear of improvement microcirculation, increase internal ear oxygen supply and blood supply, reach inner ear hair cells (auditory cell) and acous Nutrition, simultaneously, acoustic nerve had preferably repair, regeneration, excitation, help improving hearing ability.Can treat various sensorineural deafness, nerve deafness, mixed deafness and drug intoxication induced deafness.The various treatment electricity of this therapeutic instrument still have middle ear antiinflammatory, blood circulation promoting and blood stasis dispelling, in the ossicular chain adhesion that causes because of various otitis medias in order to treatment, the periosteum every etc. the transmission deafness that causes.According to the acupuncture points on the human body that the traditional Chinese medical science is different different deafnesses are treated the principles that certain indication is arranged, the trial boring function of this therapeutic instrument can be sought effective acupuncture point according to different parts, character, the degree of deafness, has improved the effective percentage of deaf treatment greatly; The audiometry part of this therapeutic instrument can be carried out qualitative, location, quantitative Diagnosis, guidance treatment to deafness, and check simultaneously is convenient, is convenient to therapeutic effect is estimated; The medicine iontophoresis electrode of this therapeutic instrument can import medicines such as blood circulation promoting and blood stasis dispelling, sensible audition improvement according to heterogeneity, degree, the reason of deafness by the acupuncture point, make the through sick position of medicine, strengthens therapeutical effect.
Description of drawings.
Fig. 1 is deaf electronic diagnosis and therapeutic device mainframe box and panel appearance sketch map.
Fig. 2 is a host circuit block diagram in the mainframe box.
Fig. 3 is a power circuit.
Fig. 4 is that adjustable mean frequency waveform circuit, faradism produce circuit, linear power amplification circuit, audiometry circuit and treatment output circuit.
Fig. 5 is the trial boring circuit.
Fig. 6 is the therapeutic frequency control circuit.
Fig. 7 is that low frequency electricity power circuit, condensation wave DF produce circuit, rarefaction wave MF produces circuit, unidirectional current and unidirectional current medicine and imports circuit and sinusoidal wave circuit.
Fig. 8 is the heating wire heater circuit.
Fig. 9 is another kind of adjustable mean frequency waveform circuit.
Figure 10 is unidirectional current and unidirectional current medicine leading therapy electrode sketch map.
Below in conjunction with accompanying drawing the present invention is elaborated.Shown in Fig. 1 mainframe box panel, use the general first step of this deaf electronic diagnosis and therapeutic device to survey patient's audition earlier.The step of audiometry is first opening power main switch 2 (k
1), this moment, total power light 1 was bright, then with audiometry/treatment permutator 16 (k
10-1 * 2) get to the audiometry position, open interruption/Continuous Selection switch 17 (k again
7-1* 2) to discontinuity position, again with intermediate frequency electricity/faradism permutator 18 (k
8-1 * 2) get to intermediate frequency electricity position, press button 19 (AN
1), can carry out audiometry by audiometry speaker 28.The sound intensity is regulated by intermediate frequency piezoelectric voltage knob 20 (w
7) control, sound frequency is by intermediate frequency electricity/faradism frequency knob 21 (w
5) control, can measure patient's tin force intensity and frequency range.Second step was a trial boring, promptly found out the acupuncture point of treatment, the acupuncture point that treatment is deaf, and concentrating on head has 50～60 approximately, should seek relevant acupoints according to heterogeneity, degree, the position of deafness.Open trial boring switch 15 (k earlier
9-1 * 1), trial boring display lamp 14 is bright, with trial boring hands utmost point H
1With trial boring probe H
2Insert input jack 29, make patient one hold the trial boring hands utmost point, survey acupuncture point around the ear with trial boring probe (as probe), when detecting around the ear acupuncture point and diseased region, trial boring speaker 27 (Y
2) automatic sounding, frequency just can judge to have according to sound that it's too late.Should be during judgement according to patient's different skin situation, to dry skin, sounding then when visiting acupuncture point and diseased region, and, then only when frequency height, sound point, be only acupuncture point and diseased region to oily skin.The 3rd is to determine treatment waveform and intensity, during as definite need the treatment with the intermediate frequency electricity, earlier intermediate frequency electricity/faradism permutator 18 is got to the intermediate frequency position, again audiometry/treatment switch 16 is got to therapentic part, interruption/Continuous Selection switch 17 is got to continuous position, with intermediate frequency electricity/faradism frequency knob 21 (W
5) regulating frequency, intermediate frequency piezoelectric voltage knob 20 (W
7) the adjusting output voltage, as required uninterrupted/interruption treatment permutator 23 is got to interruption or uninterrupted treatment position again, plug needed therapeutic electrode at treatment output plughole 26 (CZ), can implement the deafness treatment of intermediate frequency electricity to the patient, permutator 18 is got to the faradism position, can carry out the faradism treatment.When need are treated with the low frequency electricity, open low frequency electric switch 4 (k earlier
2-2 * 2), low frequency electricity display lamp 3 (LDE
1) bright, open different low frequency radio shape switches more as required, produce switch 5 (k as condensation wave DF
14-2 * 2), rarefaction wave MF produces switch 6 (k
4-2 * 2), the sinusoidal wave switch 7 (k that produce
3-2 * 2) or unidirectional current and unidirectional current medicine importing switch 8 (k
5), and by low frequency piezoelectric voltage knob 9 (W
1) regulation voltage, by condensation wave DF current knob 10 (W
11), rarefaction wave MF current knob 11 (W
3), sine-wave current knob 12 (W
2), unidirectional current current knob 13 (W
4) can regulate output current respectively, and select therapeutic electrode as required, when importing the electric current treatment, should select the electrode of liner for use with unidirectional current and medicine, liner can add medicine, and directly contacts human body, when electrode need heat, with heater switch 34 (k
11-2* 2) open burner on light 33 (LED
4) bright, as required with heat-flash/warm permutator 35 (k
13-1 * 2) get to and need the position, can carry out the deafness treatment that unidirectional current and medicine import to the patient.Also have main power plug 31 and heating supply socket 32 on the mainframe box.
Mainframe box host circuit block diagram shown in Figure 2, wherein 36 is power supply and timing circuit; 37 is the therapeutic frequency control circuit; 38 is the heated by electrodes circuit; 39 is the adjustable mean frequency waveform circuit; 40 is linear power amplification circuit; 41 are the treatment output; 42 is electrode; 43 is the faradism circuit; 44 are the audiometry circuit; 45 is the trial boring circuit; 46 is low frequency electricity power pack; 47 are rarefaction wave MF generation circuit; 48 are condensation wave DF generation circuit; 49 is sinusoidal wave circuit; 50 is unidirectional current and unidirectional current medicine lead-in portion.Figure 3 shows that power circuit, it reduces to 24V with transformator with 220V, 50HZ alternating current, with integrated voltage stabilizer 7812, adds high-power crystalline substance and not manages 3DD53CBG
1Carry out rectification, voltage regulation filtering, precision of voltage regulation height, output is big, and ripple coefficient is little.Overcurrent, overvoltage, short-circuit protection function are arranged, supply voltage is reduced to 12V from 24V, supply with amplifying circuit, other adds integrated voltage stabilizer 7806, and voltage is reduced to 6V, supplies with the trial boring circuit.Mechanical timer S is housed in power circuit, simple to operate, stable, can select arbitrarily in the scope regularly at 1 hour.The trial boring circuit is according to the resistance value of human acupoint and the diseased region principle design less than normal surrounding tissue, as shown in Figure 5, adopts the feedback oscillation circuit, and it is by audion BG
3With BG
4The multiple tube of forming, output transformer B
4And audion BG
5, trial boring speaker 27 (Y
2), trial boring contactor 15 (k
9-1 * 1) waiting composition, multiple tube inserts output transformer B
4Input, its input termination audion BG simultaneously
b, output transformer B
4Output termination trial boring speaker 27 (Y
2), diode D
10Connect capacitor C
13Be connected on audion BG
3Base stage and output transformer B
4Outfan, the anterior transistor base of multiple tube inserts a potentiometer W by a fixed resistance
5, the potentiometer two ends connect a fixed resistance respectively, and one of them fixed resistance connects positive source, and another connects negative pole.The anterior transistor collector of multiple tube meets a fixed resistance R
9, connect an electric capacity again, insert positive source, power cathode meets a fixed resistance R
10, connect display lamp 14 again, and by switch 15 controls.Pop one's head in and the trial boring hands utmost point trial boring probe H from the trial boring that has of trial boring circuit output
2Be metal needle-like, trial boring hands utmost point H
1For cylindrical metal tube connects positive source, the trial boring probe is connected on the anterior transistor base of multiple tube.Figure 4 shows that the adjustable mean frequency waveform circuit, adopt one 555 time-base integrated circuit, can produce frequency from the adjustable right-angle impulse waveform of 150～3000HZ, its frequency is by potentiometer W
5Regulate, the output of intermediate frequency electricity amplitude is by potentiometer W
6Regulate, integrated circuit connects potentiometer W
5And W
6, and designed high frequency compensation, and the output duty of ratio is increased from the low frequency to the high frequency gradually, thereby being changed, the sound intensity approaches linearity, the amplifier stage sound intensity is regulated become convenient, accurate.Another kind of adjustable mean frequency waveform circuit shown in Figure 9 is to adopt integrated package 4011, and it is by G
1～G
4Constitute, can produce three kinds of impulse waveforms of sine, right angle, triangle of frequency adjustable, sinusoidal wave form is specifically designed to the flat-top sine wave, and the flat-top time is adjustable, thereby has increased treatment partly (lower edge, the threshold of pain is partly following), and three kinds of waveforms pass through K switch
A, K
B, K
CSelect, three kinds of waveforms can be formed six kinds of waveforms mutually simultaneously, and frequency is passed through W
ARegulate, waveform symmetry is regulated by WB, and the sinusoidal flat-top time is passed through W
CRegulate, three kinds of impulse waveform output amplitudes can be passed through W
D, W
E, W
FRegulate.Faradism produces circuit and shared one 555 time-base integrated circuit of the described adjustable mean frequency waveform circuit of Fig. 4, can produce 1～10HZ low-frequency pulse, and its frequency is also by potentiometer W
5Regulate.When using the faradism treatment, with selector switch 18 (k
8-1 * 2) be allocated to faradism one end and can realize faradism treatment, its pulse is stronger to nerve stimulation, and is difficult for producing toleration.Linear power amplification circuit adopts Darlington transistor, thereby makes power amplification circuit become extremely simply and dependable performance Darlington transistor IC
6Adopt the BD681 of power in the low pressure drop, output is big, and noise is little, and is shock-resistant, suitable interrupted treatment or instantaneous audiometry, the regulator potentiometer W of being
7Can reach the purpose of adjustment of treatment intensity (or regulating the sound intensity).The audiometry circuit mainly contains 15W/8Q speaker 28 (Y
1), its sound intensity is by potentiometer W
7Regulate, the conversion of audiometry circuit and treatment output is by switch 16 (k
10-1 * 2) realize that its circuit is by ic chip
5Meet potentiometer W
7, meet transformator B again
3And switch 16 (k
10-1 * 2), also meet speaker 28 (Y
1).When audiometry, with switch 16 (K
10-1 * 2), 17 (k
7-1 * 2) be allocated to the intermediate frequency position, press button NA
1, can realize instantaneous audiometry, sound intensity scope is adjustable from 10dB～110dB.The therapeutic frequency control circuit as shown in Figure 6, by 555 time-base integrated circuit IC
4, adjustable potentiometer W
9, W
10With relay J
1Form, treatment be interrupted or the conversion that continues by switch 23 (k
11-1 * 2) realize.Potentiometer W of 555 time-base integrated circuits, 7 terminations
10, this potentiometer connects a diode D
11, a fixed resistance and an electric capacity, fixed resistance of the positive termination of electric capacity meets a diode D again
12, diode cathode inserts integrated circuit 2 ends and 6 ends respectively, and 7 ends of integrated circuit also meet a potentiometer W
9, the other end of this potentiometer connects 4 ends and 8 ends of integrated circuit respectively, and connects conversion switch 23, integrated circuit 5 terminations one capacitor C
16, capacity earth, integrated circuit 3 termination fixed resistances, fixed resistance connects switch 23 again, simultaneously integrated circuit 3 relay termination J
1, another termination treatment display lamp 22 of relay, diode D of relay two terminations
13The frequency and the blanking time of the treatment of this circuit may command, both are independent of each other independently of one another, and its Changzhi treats the time and be 5 minutes break time.When treatment, selector switch 23 is placed be interrupted or continued treatment re-adjustment knob 24 (W as required
9), 25 (W
10), W
9Control treatment time, W
10Control break time, at this moment, treatment display lamp 22 (LED
3) should glimmer along with the break-make of treatment output, work as J
1Normally opened contact be communicated with, when circuit was in therapeutic state, display lamp 22 was bright, works as J
1Normally-closed contact be communicated with, circuit was in blanking time, display lamp 22 goes out.As shown in Figure 7, low frequency electricity power circuit is by booster transformer B
2And potentiometer W
1Form, for low frequency electricity and unidirectional current partly provide adjustable voltage, voltage-regulation is by W
1Control is when needs low frequency electricity and dc treatment, with switch 4 (k
2-2 * 2) open, this moment display lamp 3 (LED
1) bright.Condensation wave DF produces electric routing switch 5 (k
14-2 * 2) meet four diode (D
5～D
8) full-wave rectification bridge formed, meet potentiometer W again
11This circuit output 50HZ condensation wave semisinusoidal unidirectional current, and output voltage and output current are adjustable, and output current is by W
11Regulate.Rarefaction wave MF produces electric routing switch 6 (k
4-2 * 2) meet halfwave rectifier diode D
9, meet potentiometer W again
3, exportable 50HZ rarefaction wave semisinusoidal unidirectional current, output current is by W
3Regulate.Unidirectional current and unidirectional current medicine import electric routing switch 8 (k
5) connect by four diode (D
5～D
8) full-wave rectification bridge formed, rectification bridge output end meets an audion BG
2, transistor collector connects a fixed resistance, and the fixed resistance other end connects the base stage of audion, and base stage connects a capacitor C
9, connect rectification bridge output end again; The emitter stage of audion meets potentiometer W
4, another termination therapeutic electrode of potentiometer, therapeutic electrode is made up of double hyer insulation rubber bag 51, resistive heater 52, liner 53 and battery lead plate 54 as shown in figure 10.The exportable voltage of this circuit, the unidirectional current that electric current is adjustable, output current is by W
4Regulate, as the power supply of unidirectional current or unidirectional current medicine leading therapy.The sinusoidal wave electric routing switch 7 (k that produce
3-2 * 2) control, the sinusoidal electricity of output 50HZ, output voltage, electric current is adjustable, and output current is by W
2Control.Treat output circuit as shown in Figure 4, it is by transformator B
3, its input termination potentiometer W
7, its outfan output plughole CZ and show the voltmeter V of output voltage and show that the ammeter mA of electric current forms that its output voltage is by W
7Regulate.At different treatment types, this therapeutic instrument has been equipped with three kinds of therapeutic electrodes, first kind is the probe of stimulating acupoint, second kind of ferromagnetism cylindrical probe of using for electromagnetic therapeutic, and the third electrode is that aforesaid unidirectional current and unidirectional current medicine import the therapeutic electrode that circuit adopted.
Claims (11)
1, a kind of deaf electronic diagnosis and therapeutic device is characterized in that by mainframe box, the host circuit in the mainframe box, and the various switches on the mainframe box panel, knob and the trial boring probe that is connected with mainframe box, the trial boring hands utmost point and two therapeutic electrodes are formed; Host circuit comprises that power circuit, trial boring circuit, adjustable mean frequency waveform circuit, faradism produce circuit, linear power amplification circuit, audiometry circuit, therapeutic frequency control circuit, low frequency electricity power circuit, condensation wave DF generation circuit, rarefaction wave MF generation circuit, sinusoidal wave generation circuit, unidirectional current and unidirectional current medicine and import circuit, treatment output circuit; Power circuit connects the therapeutic frequency control circuit to treating output circuit, power circuit connects adjustable mean frequency waveform circuit and faradism circuit again respectively, this two-way inserts linear power amplification circuit jointly, and linear power amplification circuit one tunnel connects the audiometry circuit, and one the tunnel connects the treatment output circuit; Power circuit connects the trial boring circuit again, and the trial boring circuit connects the trial boring probe and the trial boring hands utmost point; Power circuit also connects low frequency electricity power circuit, the latter meets condensation wave DF respectively and produces circuit, rarefaction wave MF generation circuit, sinusoidal wave generation circuit, these three kinds of waveform circuit all insert the treatment output circuit, low frequency electricity power circuit also connects unidirectional current and the unidirectional current medicine imports circuit to treating output circuit, and the treatment output circuit connects therapeutic electrode.
2, deaf electronic diagnosis and therapeutic device according to claim 1, it is characterized in that described trial boring circuit adopts the feedback oscillation circuit, the multiple tube that it is made up of two audions, insert the input of output transformer, simultaneously, its another audion of input termination, the output termination speaker (27) of output transformer, diode connects an electric capacity and is connected on the base stage of the anterior audion of multiple tube and the outfan of output transformer, the anterior transistor base of multiple tube inserts a potentiometer by a fixed resistance, the potentiometer two ends connect a fixed resistance respectively, the anterior transistor collector of multiple tube connects a fixed resistance, connect an electric capacity again, insert positive source, power cathode connects a fixed resistance, connect display lamp (14) again, and by switch (15) control, the trial boring hands utmost point connects positive source, and the trial boring probe is connected on the anterior transistor base of multiple tube.
3, deaf electronic diagnosis and therapeutic device as claimed in claim 1 is characterized in that described trial boring probe is metal needle-like, and the trial boring hands is cylindrical metal tube very.
4, deaf electronic diagnosis and therapeutic device as claimed in claim 1, it is characterized in that described adjustable mean frequency waveform circuit adopts one 555 time-base integrated circuit, integrated circuit connects potentiometer and variable resistance, and its frequency is regulated by potentiometer, and the output of intermediate frequency electricity amplitude is regulated by variable resistance.
5, deaf electronic diagnosis and therapeutic device as claimed in claim 1, it is characterized in that described audiometry circuit connects potentiometer by integrated circuit, connect transformator and switch (16) again, also connect audiometry speaker (28), the sound intensity is regulated by potentiometer, and treatment output is realized by switch (16) with the conversion of audiometry.
6, deaf electronic diagnosis and therapeutic device as claimed in claim 1, the potentiometer of 555 time-base integrated circuits, 7 terminations that it is characterized in that described therapeutic frequency control circuit, this potentiometer connects a diode, a fixed resistance and an electric capacity, fixed resistance of the positive termination of electric capacity, connect a diode again, diode cathode inserts integrated circuit 2 ends and 6 ends respectively, integrated circuit 7 ends also connect a potentiometer, this potentiometer other end connects 4 ends and 8 ends of integrated circuit respectively, and connect the conversion switch (28), integrated circuit 5 terminations one electric capacity, capacity earth, integrated circuit 3 termination fixed resistances, fixed resistance connects switch (23) again, integrated circuit 3 ends are also succeeded electrical equipment, another termination treatment display lamp (22) of relay, diode of relay two terminations.
7, deaf electronic diagnosis and therapeutic device as claimed in claim 1 is characterized in that described condensation wave DF produces electric routing switch (5) and connects the full-wave rectification bridge that 4 diodes are formed, and connects a variable resistance again and forms.
8, deaf electronic diagnosis and therapeutic device as claimed in claim 1 is characterized in that described rarefaction wave MF produces electric routing switch (6) and connects a commutation diode, connects a variable resistance again and forms.
9, deaf electronic diagnosis and therapeutic device as claimed in claim 1, it is characterized in that described unidirectional current and unidirectional current medicine import electric routing switch (8) and connect the full-wave rectification bridge of being made up of four diodes, rectification bridge output end connects an audion, transistor collector connects a fixed resistance, the fixed resistance other end connects transistor base, base stage connects an electric capacity, connects rectification bridge output end again; Transistor emitter connects a potentiometer, another termination therapeutic electrode of potentiometer, and therapeutic electrode is made up of double hyer insulation rubber bag (51), resistive heater (52), liner (53) and battery lead plate (54).
10, deaf electronic diagnosis and therapeutic device as claimed in claim 1 is characterized in that described treatment output circuit is made up of variable resistance, its output output plughole of termination and ammeter, voltmeter of transformator, its input termination.
11, deaf electronic diagnosis and therapeutic device as claimed in claim 1 is characterized in that described therapeutic electrode is metal probe and ferromagnetism cylindrical metal probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92106750 CN1045532C (en) | 1992-10-12 | 1992-10-12 | Multifunction deaf electronic diagnosis and therapeutic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92106750 CN1045532C (en) | 1992-10-12 | 1992-10-12 | Multifunction deaf electronic diagnosis and therapeutic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1086699A CN1086699A (en) | 1994-05-18 |
| CN1045532C true CN1045532C (en) | 1999-10-13 |
Family
ID=4942388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92106750 Expired - Fee Related CN1045532C (en) | 1992-10-12 | 1992-10-12 | Multifunction deaf electronic diagnosis and therapeutic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1045532C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025139A (en) * | 2010-11-11 | 2011-04-20 | 苏州合欣美电子科技有限公司 | Current expanding and limiting protection circuit of ecological house |
| CN102025267A (en) * | 2010-11-11 | 2011-04-20 | 苏州合欣美电子科技有限公司 | Drive circuit of adjustable power supply for ecological house |
| CN102205172A (en) * | 2011-05-25 | 2011-10-05 | 王银海 | Meridian and collateral therapeutic device |
-
1992
- 1992-10-12 CN CN 92106750 patent/CN1045532C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1086699A (en) | 1994-05-18 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |