CN103006343B - Dental implant micro-electrical stimulation healing device - Google Patents
Dental implant micro-electrical stimulation healing device Download PDFInfo
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- CN103006343B CN103006343B CN201210592792.7A CN201210592792A CN103006343B CN 103006343 B CN103006343 B CN 103006343B CN 201210592792 A CN201210592792 A CN 201210592792A CN 103006343 B CN103006343 B CN 103006343B
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Abstract
The invention discloses a dental implant micro-electrical stimulation healing device. The device comprises an adjustable constant-voltage circuit which is used for transmitting constant voltage to an electrode, an adjustable constant current circuit which is used for transmitting constant current to the electrode, a singlechip which is used for controlling to selectively use the adjustable constant voltage circuit or the adjustable constant current circuit, adjusting the output voltage of the adjustable constant voltage circuit, adjusting the output current of the adjustable constant current circuit, and controlling the set working time of the healing device, a power supply which is used for supplying power to the singlechip, and an electrode which comprises a cathode and an anode and is used for leading out voltage or current output from the adjustable constant voltage circuit or the adjustable constant current circuit and respectively supplying voltage or current to a dental implant and human skin or soft tissue, wherein the cathode is fixed on the dental implant. According to the healing device, stem cell migration can be effectively improved, healing of bone and soft tissue on the periphery of the dental implant and combination of the bone and soft tissue with the dental implant can be promoted, quick healing of the dental implant can be effectively promoted, and the healing period can be remarkably shortened. The healing device is simple in structure, easy to operate and convenient to use.
Description
Technical field
The present invention relates to electricity irritation healing instrument, particularly for promoting the dentistry implant micro-electrical stimulation healing instrument of dentistry implant healing.
Background technology
Dentistry implant be by operating mode by the upper mandibular bone at its implant into body agomphosis position, after its operation wound heal, implantation body and synosteosis, install to repair at an upper portion thereof the device of artificial tooth.
The sixties in 20th century, Sweden scholar professor Branemark finds, the formation of combining closely between Titanium and the surface microstructure of osseous tissue " bone integration ".The basis that bone integrated interface theory has been established modern oral implantology.Bone integrated interface is the basis of guaranteeing bone regeneration around implant osseous tissue energy stable for extended periods of time and bearing functional burdening.
The successful healing at interface and to keep stable be also the successful key factor of plantation between mucosa and implantation body.Tooth implant penetrates mucous membrane tissue and is exposed to oral cavity, need to set up a good connective tissue sealing, for implantation body provides, prevents that oral cavity bacterium and toxin thereof from entering one barrier of interior environment.The mucous membrane tissue of bone regeneration around implant is similar to the periodontal gum tissue of nature, but compares with natural teeth gingiva, this layer relatively avascular soft tissue defense mechanism a little less than.
Plantation reparation is the focus of current clinical oral and stomatology research, and the healing level that improves gingiva tissue and osseous tissue is faced task.Mesenchymal stem cells MSCs migrate to implantation body-bone interface and deposit sclerotin, epidermis and periodontal tissue stem cell migrate to implantation body-gingiva interface and form implantation body and gingival epithelium between combination be the key that implantation body succeeds.
The method of galvanic stimulation is being widely used aspect the growth that promotes the treatment of the healing of fracture, wound, nerve.
The therapeutic equipments of the related bone healing of recording in existing patent, the method of having applied galvanic stimulation as Chinese patent application CN201120200642.8, CN90100934.2, the disclosed therapeutic equipments of CN200610061732.7 promotes union of fracture, not yet has the Therapeutic Method and the instrument that adopt galvanic stimulation method to promote implantation body and jawbone and gingival epithelium organizational integration at present.And these instruments are all to promote its wound healing by galvanism bone, and these instruments or with heavy host computer, or with capacitor plate, carry inconvenience, there is limitation.
At present, the healing of dentistry implant generally needed about 3-4 month clinically, pain and inconvenience that the patient who accepts to plant brings in will standing implantation body's agglutination within the so long time cycle, will contribute to patient to avoid long pain torment if can shorten healing cycle.
Summary of the invention
In order to address the above problem, the inventor has carried out research with keen determination, found that: by constant current or constant voltage, to implanting the dentistry implant of jawbone, carry out the healing that electricity irritation can promote dentistry implant and bone and gingiva, particularly, by single-chip microcomputer, regulate the output voltage size of adjustable constant voltage circuit or the output current of adjustable constant-flow circuit size, and by constant voltage electricity or Constant Electric Current, provide dentistry implant and skin or soft tissue electricity irritation by electrode, can effectively promote the quickly-healing of dentistry implant, by single-chip microcomputer, can set further the working time of adjustable constant voltage circuit or adjustable constant-flow circuit, i.e. working time of this healing instrument, healing instrument is used more convenient, thereby completed the present invention.
The object of the present invention is to provide following aspect:
(1) dentistry implant micro-electrical stimulation healing instrument, is characterized in that, this healing instrument comprises:
Adjustable constant voltage circuit, to electrode delivered constant voltage,
Adjustable constant-flow circuit, to electrode delivered constant electric current,
Single-chip microcomputer (34), for controlling choice for use adjustable constant voltage circuit or adjustable constant-flow circuit, regulates the size of the output voltage of adjustable constant voltage circuit, regulates the size of the output current of adjustable constant-flow circuit, and controls the setting working time of described healing instrument,
Power supply (31), for single-chip microcomputer provides power supply,
Electrode, comprises negative electrode (20) and anode (21), for dentistry implant and human body skin or soft tissue are derived and offered respectively to the electric current of adjustable constant voltage circuit or the output of adjustable constant-flow circuit,
Wherein, negative electrode (20) is fixed on dentistry implant.
(2) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that,
Shell, is encapsulated in outside power supply, single-chip microcomputer, adjustable constant voltage circuit and adjustable constant-flow circuit.
(3) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that,
Negative electrode (20) is fixed on dentistry implant cover screw fixture cover.
(4) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that,
Negative electrode (20) by electrode fixed connection apparatus card embrace, clamping, chimeric or encircle on dentistry implant or dentistry implant cover screw fixture cover.
(5) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that,
Anode is contact electrode, adhesive electrode, thrust electrode, metal hanger or metal handle.
(6) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that, this dentistry implant micro-electrical stimulation healing instrument also comprises:
Control panel (35), it is connected with single-chip microcomputer, adjustable constant voltage circuit and adjustable constant-flow circuit respectively, by control panel (35) thus upper mode of operation functional keys control single chip computer choice for use adjustable constant voltage circuit or the adjustable constant-flow circuit arranging, by control panel (35) thus the upper working time functional keys control single chip computer arranging is controlled adjustable constant voltage circuit or adjustable constant-flow circuit working time, i.e. healing instrument working time.
(7) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that,
Adjustable constant voltage/constant-current circuit is set, by on-off control, selects adjustable constant voltage circuit or adjustable constant-flow circuit;
Wherein adjustable constant voltage/constant-current circuit comprises:
Supply module, for constant voltage/constant current control module provides power supply,
Constant voltage/constant current control module, the power supply that supply module is provided converts constant voltage/electric current to and outputs to electrode.
(8) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that,
Supply module comprises:
Alternating current power supply, for alternating current power supply is provided,
Voltage changing module (1), is converted to DC source by alternating current power supply and outputs to power switch (2),
Power switch (2), for controlling the opening and closing of the DC source of voltage changing module output,
The first unidirectional current transducer (10), will convert the unidirectional current of required size to from the unidirectional current of power switch input, and output to constant voltage/constant current control module,
The second unidirectional current transducer (11), will convert the unidirectional current of required size to from the unidirectional current of power switch input, and output to constant voltage/constant current control module,
The 3rd unidirectional current transducer (12), will convert the unidirectional current of required size to from the unidirectional current of power switch input, and output to constant voltage/constant current control module,
Radiator (3) is supply module heat radiation.
(9) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that,
Constant voltage/constant current control module, comprising:
Controller (5), comprising:
Digital to analog converter (5a), is worth proportional control voltage as input signal for output to setting constant voltage, and inputs the first operational amplifier (4a),
Analog-digital converter (5c), for receiving the signal of the second operational amplifier (4b) and the output of the 3rd operational amplifier (4c),
Data/address bus (5d), the information that digital to analog converter (5a) is exported outputs to the display screen (6b) of display,
Input/output port (5b), the input information that analog-digital converter (5c) is exported is to display lamp (6a);
Operational amplifier group (4), comprises
The first operational amplifier (4a), becomes the signal (Vin) of controller input into the voltage signal of equal proportion and by voltage signal input sample resistance (8) and the second operational amplifier (4b),
The second operational amplifier (4b), receives the signal of sampling resistor and the first operational amplifier (4a) output, and exports signal to switch and controller, by closed loop feedback, realizes constant current output,
The 3rd operational amplifier (4c), receives the signal of load (9) output and exports switch to and controller; With
Switch (7), is chosen as adjustable constant-flow circuit or adjustable constant voltage circuit for controlling.
(10) according to the dentistry implant micro-electrical stimulation healing instrument described in above-mentioned aspect, it is characterized in that,
Digital to analog converter (5a) is 12 figure place weighted-voltage D/A converters;
Analog-digital converter (5c) is 10 analog-digital converters;
The first operational amplifier (4a) is OPA551 device;
The second operational amplifier (4b) and the 3rd operational amplifier (4c) are AD620 device.
According to dentistry implant micro-electrical stimulation healing instrument provided by the invention, can regulate at any time as required size and the working time of operating current or voltage, can effectively improve the migration of stem cell, promote the healing of dentistry implant surrounding tissue and be combined with dentistry implant, effectively promote the quickly-healing of dentistry implant, significantly shorten healing cycle, and this healing instrument structure is simple and direct, easy operating, easy to use.
Accompanying drawing explanation
Fig. 1 illustrates the structural representation of the dentistry implant micro-electrical stimulation healing instrument of a kind of preferred implementation according to the present invention;
Fig. 2 illustrates the using state structural representation of the dentistry implant micro-electrical stimulation healing instrument of a kind of preferred implementation according to the present invention;
Fig. 3 illustrates the supply module structural representation of the dentistry implant micro-electrical stimulation healing instrument of a kind of preferred implementation according to the present invention;
Fig. 4 illustrates the constant voltage/constant current control module structural representation of the dentistry implant micro-electrical stimulation healing instrument of a kind of preferred implementation according to the present invention;
Fig. 5 illustrates the constant voltage/constant current control module circuit diagram of the dentistry implant micro-electrical stimulation healing instrument of a kind of preferred implementation according to the present invention;
Fig. 6 illustrates the control panel schematic diagram of the dentistry implant micro-electrical stimulation healing instrument of a kind of preferred implementation according to the present invention;
Fig. 7 illustrates the control panel schematic diagram of the dentistry implant micro-electrical stimulation healing instrument of a kind of preferred implementation according to the present invention.
Drawing reference numeral explanation:
1-voltage changing module
2-power switch
3-radiator
4-operational amplifier group
4a-the first operational amplifier
4b-the second operational amplifier
4c-the 3rd operational amplifier
5-controller
5a-digital to analog converter
5b-input/output port
5c-analog-digital converter
5d-data/address bus
6-display
6a-display lamp
6b-display screen
7-switch
8-sampling resistor
9-load
10-the first unidirectional current transducer
11-the second unidirectional current transducer
12-the 3rd unidirectional current transducer
20-negative electrode
21-anode
22-dentistry implant cover screw fixture cover
23-electrode fixed connection apparatus
31-power supply
32-adjustable constant-flow circuit
33-adjustable constant voltage circuit
34-single-chip microcomputer
35-control panel
41-on and off switch
42-constant voltage mode button
43-electric field intensity is selected knob
44-selection of time knob
45-Pause key
46-constant current mode button
47-current intensity is selected knob
48-selection of time knob
49-start key
50-dentistry implant micro-electrical stimulation healing instrument
The specific embodiment
Below by the present invention is described in detail, the features and advantages of the invention will become more clear, clear and definite along with these explanations.
Here special-purpose word " exemplary " means " as example, embodiment or illustrative ".Here as " exemplary " illustrated any embodiment, needn't be interpreted as being better than or being better than other embodiment.Although the various aspects of embodiment shown in the drawings, unless otherwise indicated, needn't draw accompanying drawing in proportion.
The inventor finds through research, after tissue damaged wound at damaged tissue with between damaged tissue, do not form a stable slightly less Endogenous Electrical Fields (about 100-200mv), this electric field persistent period is grown (a few days is to several weeks), be distributed in damaged tissue around in the spatial dimension of several millimeters, nearer apart from damaged tissue, slightly larger; The new bone apposition of generation that always can be constant at nagative potential place, and positive potential place often produces bone resorption, this discloses the significance of displaceable electric charge to osteogenesis process.In addition, about the research of skin progenitor cell, also show, under the effect of electric microfield, epidermal stem cells is to the movable cathode of electric field.Therefore, the inventor thinks: tooth implant is applied to the migration that external electric field can effectively improve stem cell, promote the healing Ji Yu implantation body combination of Peri-implant tissues, improve the healing of implantation body, improve success rate.
Disclosed by the invention is a kind of dentistry implant micro-electrical stimulation healing instrument that can promote dentistry implant healing, uses this healing instrument to be beneficial to the healing of tooth implant, improves the success rate that clinical plantation is repaired.
According in a preferred embodiment of the present invention, as shown in Fig. 1-2, provide
Dentistry implant micro-electrical stimulation healing instrument 50, is characterized in that, this healing instrument comprises:
Adjustable constant voltage circuit 33, to electrode delivered constant voltage,
Adjustable constant-flow circuit 32, to electrode delivered constant electric current,
Single-chip microcomputer 34, for controlling choice for use adjustable constant voltage circuit or adjustable constant-flow circuit, regulates the size of the output voltage of adjustable constant voltage circuit, regulates the size of the output current of adjustable constant-flow circuit, and controls the setting working time of described healing instrument,
Power supply 31, for single-chip microcomputer provides power supply,
Electrode, comprises negative electrode 20 and anode 21, for dentistry implant and human body skin or soft tissue are derived and offered respectively to the electric current of adjustable constant voltage circuit or the output of adjustable constant-flow circuit,
Wherein, negative electrode 20 is fixed on dentistry implant.
In the present invention, adjustable constant voltage circuit or adjustable constant-flow circuit can only be selected a use.
According in a preferred embodiment of the present invention, dentistry implant micro-electrical stimulation healing instrument 50 also comprises control panel 35, it is connected with single-chip microcomputer, adjustable constant voltage circuit and adjustable constant-flow circuit respectively, thereby by the mode of operation functional keys control single chip computer choice for use adjustable constant voltage circuit or the adjustable constant-flow circuit that arrange on control panel 35, thereby control adjustable constant voltage circuit or adjustable constant-flow circuit working time, i.e. healing instrument working time by the working time functional keys control single chip computer arranging on control panel 35.
According in a preferred embodiment of the present invention, this dentistry implant micro-electrical stimulation healing instrument also comprises:
Power supply 31, is this healing instrument power supply,
Shell, is encapsulated in outside power supply, single-chip microcomputer, adjustable constant voltage circuit and adjustable constant-flow circuit, is arranged at the outside of this healing instrument, whole healing instrument is played a protective role,
According in a preferred embodiment of the present invention, negative electrode 20 can be fixed on dentistry implant or dentistry implant cover screw fixture cover 22 by electrode fixed connection apparatus 23.Especially, negative electrode 20 can block embrace, clamping, chimeric or encircle on dentistry implant or dentistry implant cover screw fixture cover.
According in a preferred embodiment of the present invention, anode 21 can be for adhesive electrode, thrust electrode, metal hanger or metal handle, so that human body skin or soft tissue easily contact.
When needs are applied this healing instrument dentistry implant are carried out to electricity irritation, negative electrode 20 is arranged on to dentistry implant cover screw fixture cover 22 or dentistry implant top, and anode is fixed on patient body-surface skin, by negative electrode and anode, to dentistry implant and skin, provide constant voltage or Constant Electric Current respectively, carry out electricity irritation.
In further preferred embodiment, dental impression silica is clogged around negative electrode 20 and dentistry implant with silicone rubber or dental wax, to play sealing negative electrode and 22 effects of dentistry implant cover screw fixture cover, thereby isolated saliva avoids tongue and cheek soft tissue to affect electrode.
According in dentistry implant micro-electrical stimulation healing instrument 50 provided by the invention, for adjustable constant voltage circuit and adjustable constant-flow circuit, be not particularly limited, can use conventional adjustable constant voltage circuit and adjustable constant-flow circuit.
According in a preferred embodiment of the present invention, adjustable constant voltage circuit and adjustable constant-flow circuit can be designed as public identical original paper, and are adjustable constant voltage circuit or adjustable constant-flow circuit by on-off control.
Particularly, as shown in Fig. 3, Fig. 4 and Fig. 5, adjustable constant voltage/constant-current circuit is set, by on-off control, selects adjustable constant voltage circuit 33 or adjustable constant-flow circuit 32;
Wherein adjustable constant voltage/constant current comprises:
Supply module, for constant voltage/constant current control module provides power supply,
Constant voltage/constant current control module, the power supply that supply module is provided converts constant voltage/electric current to and outputs to electrode.
Wherein, supply module comprises:
Alternating current power supply, for alternating current power supply is provided,
Voltage changing module 1, is converted to DC source by alternating current power supply and outputs to power switch 2,
Power switch 2, for controlling the opening and closing of the DC source of voltage changing module output,
The first unidirectional current transducer 10, will convert the unidirectional current of required size to from the unidirectional current of power switch input, and output to constant voltage/constant current control module,
The second unidirectional current transducer 11, will convert the unidirectional current of required size to from the unidirectional current of power switch input, and output to constant voltage/constant current control module,
The 3rd unidirectional current transducer 12, will convert the unidirectional current of required size to from the unidirectional current of power switch input, and output to constant voltage/constant current control module,
Radiator 3 is supply module heat radiation;
Constant voltage/constant current control module comprises:
Controller 5, comprising:
Digital to analog converter 5a, is worth proportional control voltage as input signal for output to setting constant voltage, and inputs the first operational amplifier 4a,
Analog-digital converter 5c, for receiving the signal of the second operational amplifier 4b and the 3rd operational amplifier 4c output,
Data/address bus 5d, the information that digital to analog converter 5a is exported outputs to the display screen 6b of display,
Input/output port 5b, the input information that analog-digital converter 5c is exported is to display lamp 6a;
Operational amplifier group 4, comprises
The first operational amplifier 4a, becomes the signal (Vin) of controller input into the voltage signal of equal proportion and by voltage signal input sample resistance 8 and the second operational amplifier 4b,
The second operational amplifier 4b, receives the signal of sampling resistor and the first operational amplifier 4a output, and exports signal to switch and controller, by closed loop feedback, realizes constant current output,
The 3rd operational amplifier 4c, receives the signal of load 9 outputs and exports switch to and controller; With
Switch 7, is chosen as adjustable constant-flow circuit or adjustable constant voltage circuit for controlling.
Especially, digital to analog converter 5a is 12 figure place weighted-voltage D/A converters; Analog-digital converter 5c is 10 analog-digital converters; The first operational amplifier 4a is OPA551 device; The second operational amplifier 4b and the 3rd operational amplifier 4c are AD620 device.
Below in conjunction with figure summary constant voltage/constant current work process.
As shown in Figure 3, external power source (AC220V) is through voltage changing module (transformator), power switch, external power source is converted to DC 12V, supplies with respectively radiator and DC/DC device, and output ± 15V ,+5V ,+3.3V supply with respectively operational amplifier group, controller and display.
As shown in Figure 4 and Figure 5, constant voltage/constant current pattern is selected by " V/I switch "; The output of controller D/A module is sent into amplifying device (OPA551) to the proportional control voltage of setting constant voltage/constant current value as input signal (Vin); The voltage signal KVin of amplifier output and front end input signal (Vin) equal proportion; Load voltage VLoad sends into amplifier AD620, and under constant voltage mode, AD620 output is sent into front-end amplifier OPA551 as feedback signal, realizes constant voltage export by closed loop feedback; Load Road rear end series connection sampling resistor Rm, instrument amplifier AD620 is sent in the pressure drop at sampling resistor two ends, and under constant current mode, AD620 output is sent into front-end amplifier OPA551 as feedback signal, by closed loop feedback, realizes constant current function.
Voltage and current is respectively by two amplifier AD620, and output signal is sent into respectively controller and completed AD conversion, and voltage/current data are sent to display screen and show.
According in dentistry implant micro-electrical stimulation healing instrument provided by the invention, control panel 35 can arrange as required, the special requirement not to this.For example, Fig. 6 and Fig. 7 show two kinds of control panels, wherein, on and off switch 41 is connected with power switch 2, for controlling the on and off switch of whole circuit, constant current mode button 46 is connected with switch 7 respectively with constant voltage mode button 42, for controlling the conversion between adjustable constant-flow circuit and adjustable constant voltage circuit, electric field intensity selects knob 43 and current intensity to select knob 47 for the size of control circuit electric current and voltage, selection of time knob 44 and selection of time knob 48 are for controlling treatment time, timing is set, start key 49 and Pause key 45 are for controlling time-out and the unlatching of healing instrument.
In the preferred implementation of dentistry implant micro-electrical stimulation healing instrument according to the present invention, adjustable constant voltage circuit provides the following voltage of 5V; Adjustable constant-flow circuit provides the following electric current of 500 μ A.Further preferably, adjustable constant voltage circuit provides 50-5000mV voltage; Adjustable constant-flow circuit provides 10-500 μ A electric current.
clinical trial
For the 10 routine clinical patients of accepting dentistry implant, installation is according to dentistry implant micro-electrical stimulation healing instrument of the present invention, observe dentistry implant healing cycle and be 1-2 month, and the patient that dentistry implant micro-electrical stimulation healing instrument is not installed, clinical observation healing cycle is 3-4 month.
Show thus, according to dentistry implant micro-electrical stimulation healing instrument provided by the invention, can effectively promote dentistry implant quickly-healing, shorten healing cycle.
The above combination specific embodiment and exemplary example have been described in detail the present invention, but these explanations can not be interpreted as limitation of the present invention.It will be appreciated by those skilled in the art that in the situation that not departing from spirit and scope of the invention, can carry out multiple replacement of equal value, modify or improve technical solution of the present invention and embodiment thereof, these all fall within the scope of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (8)
1. dentistry implant micro-electrical stimulation healing instrument, is characterized in that, this healing instrument comprises:
Adjustable constant voltage circuit (33), to electrode delivered constant voltage,
Adjustable constant-flow circuit (32), to electrode delivered constant electric current,
Single-chip microcomputer (34), be used for controlling choice for use adjustable constant voltage circuit (33) or adjustable constant-flow circuit (32), regulate the size of the output voltage of adjustable constant voltage circuit (33), regulate the size of the output current of adjustable constant-flow circuit (32), and control setting working time of described healing instrument
Power supply (31), for single-chip microcomputer (34) provides power supply,
Electrode, comprises negative electrode (20) and anode (21), for dentistry implant and human body skin or soft tissue are derived and offered respectively to the electric current of adjustable constant voltage circuit (33) or adjustable constant-flow circuit (32) output,
Wherein, negative electrode (20) is fixed on dentistry implant;
Adjustable constant voltage/constant-current circuit is set, by on-off control, selects adjustable constant voltage circuit (33) or adjustable constant-flow circuit (32);
Wherein adjustable constant voltage/constant-current circuit comprises:
Supply module, for constant voltage/constant current control module provides power supply,
Constant voltage/constant current control module, the power supply that supply module is provided converts constant voltage/electric current to and outputs to electrode;
Constant voltage/constant current control module, comprising:
Controller (5), comprising:
Digital to analog converter (5a), is worth proportional control voltage as input signal for output to setting constant voltage, and inputs the first operational amplifier (4a),
Analog-digital converter (5c), for receiving the signal of the second operational amplifier (4b) and the output of the 3rd operational amplifier (4c),
Data/address bus (5d), the information that digital to analog converter (5a) is exported outputs to the display screen (6b) of display (6),
Input/output port (5b), the input information that analog-digital converter (5c) is exported is to display lamp (6a);
Operational amplifier group (4), comprises
The first operational amplifier (4a), becomes the signal (Vin) of controller (5) input into the voltage signal of equal proportion and by voltage signal input sample resistance (8) and the second operational amplifier (4b),
The second operational amplifier (4b), receives the signal of sampling resistor (8) and the first operational amplifier (4a) output, and exports signal to switch and controller (5), by closed loop feedback, realizes constant current output,
The 3rd operational amplifier (4c), receives the signal of load (9) output and exports switch to and controller (5); With
Switch (7), is chosen as adjustable constant-flow circuit (32) or adjustable constant voltage circuit (33) for controlling.
2. dentistry implant micro-electrical stimulation healing instrument according to claim 1, is characterized in that,
This healing instrument also comprises:
Shell, is encapsulated in outside power supply (31), single-chip microcomputer (34), adjustable constant voltage circuit (33) and adjustable constant-flow circuit (32).
3. dentistry implant micro-electrical stimulation healing instrument according to claim 1, is characterized in that,
Negative electrode (20) is fixed on dentistry implant cover screw fixture cover (22).
4. according to the dentistry implant micro-electrical stimulation healing instrument described in claim 1 or 3, it is characterized in that,
Negative electrode (20) by electrode fixed connection apparatus (23) card embrace, clamping, chimeric or encircle on dentistry implant or dentistry implant cover screw fixture cover (22).
5. dentistry implant micro-electrical stimulation healing instrument according to claim 1, is characterized in that,
Anode (21) is contact electrode, adhesive electrode, thrusts electrode, metal hanger or metal handle.
6. dentistry implant micro-electrical stimulation healing instrument according to claim 1, is characterized in that, this dentistry implant micro-electrical stimulation healing instrument also comprises:
Control panel (35), it is connected with single-chip microcomputer (34), adjustable constant voltage circuit (33) and adjustable constant-flow circuit (32) respectively, by the upper mode of operation functional keys control single chip computer (34) arranging of control panel (35) thus choice for use adjustable constant voltage circuit (33) or adjustable constant-flow circuit (32), by the upper working time functional keys control single chip computer (34) arranging of control panel (35) thus control adjustable constant voltage circuit (33) or adjustable constant-flow circuit (32) working time, i.e. healing instrument working time.
7. dentistry implant micro-electrical stimulation healing instrument according to claim 1, is characterized in that,
Supply module comprises:
Alternating current power supply, for alternating current power supply is provided,
Voltage changing module (1), is converted to DC source by alternating current power supply and outputs to power switch (2),
Power switch (2), for controlling the opening and closing of the DC source of voltage changing module output,
The first unidirectional current transducer (10), will convert the unidirectional current of required size to from the unidirectional current of power switch (2) input, and output to constant voltage/constant current control module,
The second unidirectional current transducer (11), will convert the unidirectional current of required size to from the unidirectional current of power switch (2) input, and output to constant voltage/constant current control module,
The 3rd unidirectional current transducer (12), will convert the unidirectional current of required size to from the unidirectional current of power switch (2) input, and output to constant voltage/constant current control module,
Radiator (3) is supply module heat radiation.
8. dentistry implant micro-electrical stimulation healing instrument according to claim 1, is characterized in that,
Digital to analog converter (5a) is 12 figure place weighted-voltage D/A converters;
Analog-digital converter (5c) is 10 analog-digital converters;
The first operational amplifier (4a) is OPA551 device;
The second operational amplifier (4b) and the 3rd operational amplifier (4c) are AD620 device.
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| CN201210592792.7A CN103006343B (en) | 2012-12-31 | 2012-12-31 | Dental implant micro-electrical stimulation healing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019082154A1 (en) | 2017-10-26 | 2019-05-02 | Universidade Do Minho | Dental implant made of zirconia or alumina with healing electrical properties and its production method |
| WO2019082158A1 (en) | 2017-10-26 | 2019-05-02 | Universidade Do Minho | Dental implant with electrostimulation system and its production method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020161704A1 (en) * | 2019-02-05 | 2020-08-13 | Rafael Sirkis | Novel system and methods for speeding up the healing of dental implants |
| CN117045966A (en) * | 2023-09-11 | 2023-11-14 | 北京领创医谷科技发展有限责任公司 | Combined mode adjusting method and device of nerve stimulator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4175565A (en) * | 1977-06-22 | 1979-11-27 | Oratronics, Inc. | Method and apparatus for stimulating osteogenic activity in bone structure adjacent a dental implant |
| CN85204265U (en) * | 1985-10-08 | 1987-03-25 | 苏维杰 | Tissue-healing promoter |
| US5292252A (en) * | 1992-12-14 | 1994-03-08 | Impla-Med, Inc. | Stimulator healing cap |
| US5738521A (en) * | 1996-07-19 | 1998-04-14 | Biolectron, Inc. | Method for accelerating osseointegration of metal bone implants using electrical stimulation |
| WO2006043748A1 (en) * | 2004-10-21 | 2006-04-27 | Sung-Won Park | Apparatus for accelerating osseointergration |
| CN203195780U (en) * | 2012-12-31 | 2013-09-18 | 中国人民解放军总医院 | Micro-electrophotoluminescence healing instrument of dental implant |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8374697B2 (en) * | 2007-04-11 | 2013-02-12 | J. Lee Berger | Electrical dental screw implant |
-
2012
- 2012-12-31 CN CN201210592792.7A patent/CN103006343B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4175565A (en) * | 1977-06-22 | 1979-11-27 | Oratronics, Inc. | Method and apparatus for stimulating osteogenic activity in bone structure adjacent a dental implant |
| CN85204265U (en) * | 1985-10-08 | 1987-03-25 | 苏维杰 | Tissue-healing promoter |
| US5292252A (en) * | 1992-12-14 | 1994-03-08 | Impla-Med, Inc. | Stimulator healing cap |
| US5738521A (en) * | 1996-07-19 | 1998-04-14 | Biolectron, Inc. | Method for accelerating osseointegration of metal bone implants using electrical stimulation |
| WO2006043748A1 (en) * | 2004-10-21 | 2006-04-27 | Sung-Won Park | Apparatus for accelerating osseointergration |
| CN203195780U (en) * | 2012-12-31 | 2013-09-18 | 中国人民解放军总医院 | Micro-electrophotoluminescence healing instrument of dental implant |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019082154A1 (en) | 2017-10-26 | 2019-05-02 | Universidade Do Minho | Dental implant made of zirconia or alumina with healing electrical properties and its production method |
| WO2019082158A1 (en) | 2017-10-26 | 2019-05-02 | Universidade Do Minho | Dental implant with electrostimulation system and its production method |
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| CN103006343A (en) | 2013-04-03 |
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