CN204034034U - A kind of portable bone injury electrotherapeutic apparatus - Google Patents
A kind of portable bone injury electrotherapeutic apparatus Download PDFInfo
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- CN204034034U CN204034034U CN201420210001.4U CN201420210001U CN204034034U CN 204034034 U CN204034034 U CN 204034034U CN 201420210001 U CN201420210001 U CN 201420210001U CN 204034034 U CN204034034 U CN 204034034U
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- switching tube
- outfan
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Abstract
The utility model proposes a kind of portable bone injury electrotherapeutic apparatus, comprise: power supply, the first voltage generation circuit and the second voltage generation circuit, the input of the first voltage generation circuit and the second voltage generation circuit is connected to power supply, the outfan of the first voltage generation circuit is connected to the first emission electrode, and the outfan of the second voltage generation circuit is connected to the second emission electrode.Portable bone injury electrotherapeutic apparatus of the present utility model is effectively stimulated bone injury place by high-frequency pulse voltage, and operating process is simple and convenient, accelerates injury of the bone healing.
Description
Technical field
This utility model relates to medical instruments field, particularly the portable bone injury electrotherapeutic apparatus of one.
Background technology
100 days injured in the sinews or bones, a lot of patient with bone fracture needed to rest for a long time and could recover.Between bone injury convalescent period, because the apparatuses such as client need gripper shoe, Gypsum Fibrosum or steel nail are fixed the injury of the bone, therefore life is subject to very big puzzlement.
There are some researches show, carrying out low pressure (5-20V) to bone injury place stimulates, and contributes to bone heals, shortens recovery time.Therefore, how to provide a kind of instrument bone injury place being carried out to low pressure stimulation, promoting bone injury healing, is current problem demanding prompt solution.
Utility model content
The utility model proposes a kind of portable bone injury electrotherapeutic apparatus, solve and stimulate by low pressure the problem promoting bone injury healing.
The technical solution of the utility model is achieved in that
A kind of portable bone injury electrotherapeutic apparatus, comprise: power supply, the first voltage generation circuit and the second voltage generation circuit, the input of the first voltage generation circuit and the second voltage generation circuit is connected to power supply, the outfan of the first voltage generation circuit is connected to the first emission electrode, and the outfan of the second voltage generation circuit is connected to the second emission electrode;
Described first emission electrode is graphite plate, and its radius is 1-2 centimetre, is connected to described first voltage generation circuit by wire;
Described second emission electrode is millstone plate, and its radius is 1-2 centimetre, is connected to described second voltage generation circuit by wire;
Described power supply is set of cells, and its voltage is 10-20V, and described set of cells comprises n the battery be connected in series; N the shorting switch be connected in parallel with respective battery; And with n short circuit control circuit of respective battery coupled in parallel, wherein said each short circuit control circuit receives respective battery both end voltage, and provides control signal according to respective battery both end voltage, in order to be turned on or off by corresponding shorting switch; Described short circuit control circuit comprises: comparator, has in-phase input end, inverting input and outfan; Biasing circuit, has anode and negative terminal, and its anode is coupled to the in-phase input end of comparator; Wherein said battery and shorting switch coupled in parallel are between the in-phase input end and the negative terminal of biasing circuit of comparator, and described shorting switch comprises the control end being coupled to described comparator output terminal; Described shorting switch is mosfet transistor;
Described first voltage generation circuit comprises:
First inducer, its one end is connected to described power supply;
First switching tube and second switch pipe, the source electrode of the first switching tube and second switch pipe links together and is connected to the other end of the first inducer, the drain electrode of the first switching tube is connected to earth potential, and the drain electrode of second switch pipe is connected to negative electrode and first emission electrode of the first Zener diode;
The negative electrode of described first Zener diode is connected to drain electrode and first emission electrode of second switch pipe, and its anode is connected to earth potential;
First switch driver, it is Texas Instruments UC3714 chip, and the clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described first switching tube grid, and another road is coupled to described second switch tube grid;
First frequency circuit for generating, comprise the first phaselocked loop, it is connected to crystal oscillator, and described crystal oscillator frequency of oscillation is 200MHz; First low pass filter, is connected to the outfan of the first phaselocked loop; First voltage controlled oscillator, be connected to the first low pass filter outfan, its outfan is connected to the first amplifier, and the outfan of the first amplifier is connected to the control end of described first switch driver;
Described second voltage generation circuit comprises:
Second inducer, its one end is connected to described power supply;
3rd switching tube and the 4th switching tube, the source electrode of the 3rd switching tube and the 4th switching tube links together and is connected to the other end of the second inducer, the drain electrode of the 3rd switching tube is connected to earth potential, and the drain electrode of the 4th switching tube is connected to negative electrode and second emission electrode of the second Zener diode;
The negative electrode of described second Zener diode is connected to drain electrode and second emission electrode of the 4th switching tube, and its anode is connected to earth potential;
Second switch driver, it is Texas Instruments UC3714 chip, and the clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described 3rd switching tube grid, and another road is coupled to described 4th switching tube grid;
Second frequency circuit for generating, comprise the second phaselocked loop, it is connected to crystal oscillator, and described crystal oscillator frequency of oscillation is 400MHz; Second low pass filter, is connected to the outfan of the second phaselocked loop; Second voltage controlled oscillator, be connected to the second low pass filter outfan, its outfan is connected to the second amplifier, and the outfan of the second amplifier is connected to the control end of described second switch driver.
Alternatively, open the light pass, the 3rd switching tube and the 4th switching tube of described first switching tube, second is mosfet transistor.
The beneficial effects of the utility model are:
Effectively stimulated bone injury place by high-frequency pulse voltage, operating process is simple and convenient, accelerates injury of the bone healing; Be system power supply by set of cells, achieve the portability of system, the battery that in short circuit set of cells, electricity exhausts or damages, extend the service time of set of cells.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the circuit diagram of a kind of portable bone injury electrotherapeutic apparatus of this utility model;
Fig. 2 is the circuit diagram of power supply of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, be clearly and completely described the technical scheme in this utility model embodiment, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
As shown in Figure 1, the portable bone injury electrotherapeutic apparatus of one of the present utility model, comprise: power supply 1, first voltage generation circuit 10 and the second voltage generation circuit 20, the input of the first voltage generation circuit 10 and the second voltage generation circuit 20 is connected to power supply 1, the outfan that the outfan of the first voltage generation circuit 10 is connected to the first emission electrode 80, second voltage generation circuit 20 is connected to the second emission electrode 90.Described first emission electrode 80 is graphite plate, and its radius is 1-2 centimetre, is connected to described first voltage generation circuit 10 by wire; Described second emission electrode is millstone plate, and its radius is 1-2 centimetre, is connected to described second voltage generation circuit 20 by wire; The voltage of described power supply is 10-20V.
Graphite has high conductivity and high-termal conductivity, two graphite plate emission electrodes are fixed on by band or sucker the affected part that human body needs electrotherapy, high-frequency pulse voltage within human body tolerance range and harmless is applied to the first emission electrode 80 and the second emission electrode 90 by voltage generation circuit, the spacing of two emission electrodes controls within 30 centimetres, by high-frequency pulse voltage, the injury of the bone is stimulated, Promotive union.
Particularly, described first voltage generation circuit 10 comprises: the first inducer 11, and its one end is connected to described power supply 1; First switching tube 12 and second switch pipe 13, the source electrode of the first switching tube and second switch pipe links together and is connected to the other end of the first inducer 11, the drain electrode of the first switching tube 12 is connected to earth potential, and the drain electrode of second switch pipe 13 is connected to negative electrode and first emission electrode 80 of the first Zener diode 15; The negative electrode of described first Zener diode 15 is connected to drain electrode and first emission electrode of second switch pipe, and its anode is connected to earth potential; First switch driver 14, it is Texas Instruments UC3714 chip, clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described first switching tube 12 grid, and another road is coupled to described second switch pipe 13 grid; First frequency circuit for generating 30, comprise the first phaselocked loop 31, it is connected to crystal oscillator 100, and described crystal oscillator 100 frequency of oscillation is 200MHz; First low pass filter 32, is connected to the outfan of the first phaselocked loop 31; First voltage controlled oscillator 33, is connected to the first low pass filter 32 outfan, and the outfan that its outfan is connected to the first amplifier 35, first amplifier 35 exports first frequency signal f1 and is connected to the control end of described first switch driver 14.
Described second voltage generation circuit 20 comprises: the second inducer 21, and its one end is connected to described power supply 1; 3rd switching tube 22 and the 4th switching tube 23, the source electrode of the 3rd switching tube 22 and the 4th switching tube 23 links together and is connected to the other end of the second inducer 21, the drain electrode of the 3rd switching tube 22 is connected to earth potential, and the drain electrode of the 4th switching tube 23 is connected to negative electrode and second emission electrode 90 of the second Zener diode 25; The negative electrode of described second Zener diode 25 is connected to drain electrode and second emission electrode of the 4th switching tube, and its anode is connected to earth potential; Second switch driver 24, it is Texas Instruments UC3714 chip, clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described 3rd switching tube 22 grid, and another road is coupled to described 4th switching tube 23 grid; Second frequency circuit for generating 40, comprise the second phaselocked loop 41, it is connected to crystal oscillator 200, and described crystal oscillator frequency of oscillation is 400MHz; Second low pass filter 42, is connected to the outfan of the second phaselocked loop 41; Second voltage controlled oscillator 43, is connected to the second low pass filter 42 outfan, and the outfan that its outfan is connected to the second amplifier 45, second amplifier 45 exports second frequency signal f2 and is connected to the control end of described second switch driver 24.
First frequency circuit for generating 30 and second frequency circuit for generating 40 produce pulse signal, control turning on and off of respective switch pipe, and then accurately control the size of the first voltage generation circuit 10 and the second voltage generation circuit 20 output voltage, ensure that electric pressure is within human body tolerance range.
Zener diode is arranged between emission electrode and earth potential, plays the effect of overvoltage protection, prevents because pulse voltage is too high and cause unnecessary injury to human body.
As shown in Figure 2, power supply 1 is set of cells 117, set of cells comprise battery that n is connected in series (211,221 ..., 2n1), wherein n is natural number; N shorting switch being connected in parallel with respective battery (212,222 ..., 2n2); And with n short circuit control circuit of respective battery coupled in parallel (213,223 ..., 2n3), described each short circuit control circuit receives respective battery both end voltage, and provide control signal according to respective battery both end voltage, in order to corresponding shorting switch is turned on or off, thus when respective battery both end voltage is very low by this battery short circuit.Short circuit control circuit in Fig. 2 (213,223 ..., 2n3) structure is identical, short circuit control circuit 213 comprises: comparator 2101, has in-phase input end, inverting input and outfan; Biasing circuit 2102, has anode and negative terminal, and its anode is coupled to the in-phase input end of comparator 2101; Wherein battery 211 and shorting switch 212 coupled in parallel are between the in-phase input end and the negative terminal of biasing circuit 102 of comparator 2101, and described shorting switch 212 comprises the control end being coupled to described comparator 2101 outfan.When described battery voltage short circuit control circuit 213 runs, comparator 2101 compares the voltage that its battery 211 both end voltage and biasing circuit 2102 provide.When power depletion or the damage of battery 211, during the voltage levvl that its both end voltage is provided lower than biasing circuit 2102, comparator 2101, by shorting switch 212 conducting, with battery 211, thus minimizes the resistance of this battery path.Described shorting switch can be the full-control type such as audion, mosfet transistor transistor.
Preferably, open the light pass 13, the 3rd switching tube 22 and the 4th switching tube 23 of described first switching tube 12, second is mosfet transistor.
Portable bone injury electrotherapeutic apparatus of the present utility model is effectively stimulated bone injury place by high-frequency pulse voltage, and operating process is simple and convenient, accelerates injury of the bone healing; Be system power supply by set of cells, achieve the portability of system, the battery that in short circuit set of cells, electricity exhausts or damages, extend the service time of set of cells.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (2)
1. a portable bone injury electrotherapeutic apparatus, it is characterized in that, comprise: power supply, the first voltage generation circuit and the second voltage generation circuit, the input of the first voltage generation circuit and the second voltage generation circuit is connected to power supply, the outfan of the first voltage generation circuit is connected to the first emission electrode, and the outfan of the second voltage generation circuit is connected to the second emission electrode;
Described first emission electrode is graphite plate, and its radius is 1-2 centimetre, is connected to described first voltage generation circuit by wire;
Described second emission electrode is millstone plate, and its radius is 1-2 centimetre, is connected to described second voltage generation circuit by wire;
Described power supply is set of cells, and its voltage is 10-20V, and described set of cells comprises n the battery be connected in series; N the shorting switch be connected in parallel with respective battery; And with n short circuit control circuit of respective battery coupled in parallel, wherein said each short circuit control circuit receives respective battery both end voltage, and provides control signal according to respective battery both end voltage, in order to be turned on or off by corresponding shorting switch; Described short circuit control circuit comprises: comparator, has in-phase input end, inverting input and outfan; Biasing circuit, has anode and negative terminal, and its anode is coupled to the in-phase input end of comparator; Wherein said battery and shorting switch coupled in parallel are between the in-phase input end and the negative terminal of biasing circuit of comparator, and described shorting switch comprises the control end being coupled to described comparator output terminal; Described shorting switch is mosfet transistor;
Described first voltage generation circuit comprises:
First inducer, its one end is connected to described power supply;
First switching tube and second switch pipe, the source electrode of the first switching tube and second switch pipe links together and is connected to the other end of the first inducer, the drain electrode of the first switching tube is connected to earth potential, and the drain electrode of second switch pipe is connected to negative electrode and first emission electrode of the first Zener diode;
The negative electrode of described first Zener diode is connected to drain electrode and first emission electrode of second switch pipe, and its anode is connected to earth potential;
First switch driver, it is Texas Instruments UC3714 chip, and the clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described first switching tube grid, and another road is coupled to described second switch tube grid;
First frequency circuit for generating, comprise the first phaselocked loop, it is connected to crystal oscillator, and described crystal oscillator frequency of oscillation is 200MHz; First low pass filter, is connected to the outfan of the first phaselocked loop; First voltage controlled oscillator, be connected to the first low pass filter outfan, its outfan is connected to the first amplifier, and the outfan of the first amplifier is connected to the control end of described first switch driver;
Described second voltage generation circuit comprises:
Second inducer, its one end is connected to described power supply;
3rd switching tube and the 4th switching tube, the source electrode of the 3rd switching tube and the 4th switching tube links together and is connected to the other end of the second inducer, the drain electrode of the 3rd switching tube is connected to earth potential, and the drain electrode of the 4th switching tube is connected to negative electrode and second emission electrode of the second Zener diode;
The negative electrode of described second Zener diode is connected to drain electrode and second emission electrode of the 4th switching tube, and its anode is connected to earth potential;
Second switch driver, it is Texas Instruments UC3714 chip, and the clock signal based on control end input produces the switching drive signal of two-way complementation, and a road is coupled to described 3rd switching tube grid, and another road is coupled to described 4th switching tube grid;
Second frequency circuit for generating, comprise the second phaselocked loop, it is connected to crystal oscillator, and described crystal oscillator frequency of oscillation is 400MHz; Second low pass filter, is connected to the outfan of the second phaselocked loop; Second voltage controlled oscillator, be connected to the second low pass filter outfan, its outfan is connected to the second amplifier, and the outfan of the second amplifier is connected to the control end of described second switch driver.
2. portable bone injury electrotherapeutic apparatus as claimed in claim 1, is characterized in that, open the light pass, the 3rd switching tube and the 4th switching tube of described first switching tube, second is mosfet transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210001.4U CN204034034U (en) | 2014-04-18 | 2014-04-18 | A kind of portable bone injury electrotherapeutic apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210001.4U CN204034034U (en) | 2014-04-18 | 2014-04-18 | A kind of portable bone injury electrotherapeutic apparatus |
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| Publication Number | Publication Date |
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| CN204034034U true CN204034034U (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420210001.4U Expired - Fee Related CN204034034U (en) | 2014-04-18 | 2014-04-18 | A kind of portable bone injury electrotherapeutic apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224710A (en) * | 2018-02-08 | 2018-06-29 | 珠海格力电器股份有限公司 | Internal resistance of cell detection circuit and energy-storage battery air-conditioning |
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2014
- 2014-04-18 CN CN201420210001.4U patent/CN204034034U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224710A (en) * | 2018-02-08 | 2018-06-29 | 珠海格力电器股份有限公司 | Internal resistance of cell detection circuit and energy-storage battery air-conditioning |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20150418 |
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| EXPY | Termination of patent right or utility model |