CN203235147U - Low-frequency pulse oscillation muscle excitation therapeutic device - Google Patents

Low-frequency pulse oscillation muscle excitation therapeutic device Download PDF

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Publication number
CN203235147U
CN203235147U CN 201320192227 CN201320192227U CN203235147U CN 203235147 U CN203235147 U CN 203235147U CN 201320192227 CN201320192227 CN 201320192227 CN 201320192227 U CN201320192227 U CN 201320192227U CN 203235147 U CN203235147 U CN 203235147U
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CN
China
Prior art keywords
outfan
control module
module
low
flesh
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Expired - Fee Related
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CN 201320192227
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Chinese (zh)
Inventor
张进
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Beijing Dongfang Mingkang Medical Equipment Co ltd
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Beijing Orient Ming Kang Medical Equipment Co Ltd
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Priority to CN 201320192227 priority Critical patent/CN203235147U/en
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Abstract

The utility model discloses a low-frequency pulse oscillation muscle excitation therapeutic device comprising a power supply module, a control module and an output module. The output end of the power supply module is connected with the input end of the control module and the input end of the output module. The output end of the control module is connected with a control end of the output module. The control module is provided with a time control module and a frequency control module. According to the low-frequency pulse oscillation muscle excitation therapeutic device, a stimulus current is generated via the power supply module, the control module and the output module so that a random variation of a startup control, an automatic timing, an oscillation pulse output, an adjustable frequency, a frequency, an output pulse width and an output voltage strength is realized. Therefore, an adaptation phenomenon of a nerve fiber is effectively avoided, a stimulus to a skin caused by an electrochemical action under an electrode is avoided, and a muscle fatigue and discomfort is not easy to be induced.

Description

The excited therapeutic instrument of low-frequency pulse concussion flesh
Technical field
This utility model relates to medical instruments field, particularly the excited therapeutic instrument of a kind of low-frequency pulse concussion flesh.
Background technology
Cerebral palsy of children is a kind of commonly encountered diseases of child, and sickness rate is about 4-6 ‰, and nearly 8-12 ten thousand people suffer from this disease in the annual national neonate, causes heavy burden for family and society.The characteristics of CP children are that clinical symptoms is different, and state of an illness weight is also different, is common and have dyskinesia only, and majority shows as that the upper limb adduction of thumb is clenched fist, lower acropodium strephenopodia etc.Neuromuscular electrical stimulation can improve muscular strength fast by muscle being carried out point stimulation, improves the limbs of patient motor function.
Apparatus of electro-stimulation during prior art is main, the electric signal waveform of its generation is usually: asymmetry bi-directional square wave and symmetry bi-directional square wave; Pulsewidth 0.2-0.4ms; Frequency 1-50Hz, but the accumulation of muscle metabolism product when easily causing muscle contraction because of the regularity of its wave form varies, thereby cause the fatigue of muscle to affect therapeutic effect, and its frequency range that produces the signal of telecommunication is excessive, can't this treat a certain muscle well.
The utility model content
The technical problem that (one) will solve
The technical problems to be solved in the utility model is: how to provide a kind of low-frequency pulse concussion flesh excited therapeutic instrument, can produce the pulse frequency that can make muscle carry out single contraction, and the electric current that pulsewidth and output intensity are changed in therapeutic domain at random.
(2) technical scheme
For solving the problems of the technologies described above, this utility model provides a kind of low-frequency pulse concussion flesh excited therapeutic instrument, the excited therapeutic instrument of described low-frequency pulse concussion flesh comprises: power module, control module and output module, the outfan of described power module is connected with the input of described control module, the input of described output module connects, the outfan of described control module is connected with the control end of described output module, and described control module is provided with time control module and frequency control module.
Preferably, described power module is provided with the first outfan and the second outfan, and described the first outfan is connected with the input of output module, and the second outfan is connected with the input of described control module.
Preferably, the input of described power module is provided with the first transformator, the first outfan of the first transformator is connected with the first commutator, the second outfan of the first transformator is connected with the second commutator, described the second commutator is connected with the input of manostat, the outfan of described the first commutator is the first outfan of described power module, and the outfan of described manostat is the second outfan of described power module.
Preferably, described control module is provided with processing unit, and described time control module is connected with described processing unit with frequency control module.
Preferably, described frequency control module comprises: the first resistance, the first slide rheostat, the first diode and the first electric capacity, the positive pole of described the first diode be connected an end of resistance and be connected with described processing unit, the other end of described the first resistance is connected with an end and the sliding end of described the first slide rheostat, the other end of described the first slide rheostat is connected with negative pole and the described processing unit of described the first diode, the positive pole of described the first electric capacity is connected minus earth with described processing unit.
Preferably, described time control module comprises: the second resistance and the second electric capacity, and an end of described the second resistance is connected with the input of described control module, and the other end is connected with the positive pole of described the second electric capacity, the positive pole of described the second electric capacity is connected minus earth with described processing unit.
Preferably, described processing unit is the time base circuit processor.
Preferably, the control end junction of the outfan of described control module and described output module is provided with field effect transistor, the grid of described field effect transistor is connected with the outfan of described control module, the drain electrode of described field effect transistor is connected with the control end of described output module, the source ground of described field effect transistor.
Preferably, described output module is provided with the second transformator, and the input of described the second transformator is the input of described output module, and described the second transformator is provided with the first outfan and the second outfan.
Preferably, be respectively arranged with slide rheostat for regulation output voltage on the first outfan of described the second transformator and on the second outfan.
(3) beneficial effect
The excited therapeutic instrument of low-frequency pulse concussion flesh of the present utility model, produce stimulating current by power module, control module and output module, realized starting control, self-clocking, oscillating impulse output, frequency is adjustable, the change at random of frequency, output pulse width and output voltage intensity, effectively avoid the adaptation of nerve fiber, avoid that electrochemical action is difficult for causing muscle fatigue and sense of discomfort to the stimulation of skin under the electrode.
Description of drawings
Fig. 1 is the modular structure figure of the excited therapeutic instrument of this utility model embodiment low-frequency pulse concussion flesh;
Fig. 2 is the circuit structure diagram of the excited therapeutic instrument of this utility model embodiment low-frequency pulse concussion flesh.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for explanation this utility model, but are not used for limiting scope of the present utility model.
The excited therapeutic instrument of low-frequency pulse concussion flesh of this utility model embodiment as shown in Figure 1, the excited therapeutic instrument 1 of described low-frequency pulse concussion flesh comprises: power module 2, control module 3 and output module 4,2 outfans of described power module are connected with the input of described control module 3, the input of described output module 4 connects, the outfan of described control module 3 is connected with the control end 3 of described output module 4, and described control module 3 is provided with time control module 5 and frequency control module 6.
Described power module 2 is used for the power supply transformation of input and is divided into two groups, and one group is input to output module 4 after rectification, and another group enters control module 5 after over commutation and voltage stabilizing;
Described control module 3 is used for controlling the excited therapeutic instrument of described low-frequency pulse concussion flesh and produces the low frequency oscillation pulse, and can control time and the frequency of described pulse;
Described output module 4 is used under the control of described control module 3 output electrical signals and makes pulsewidth and electric current that output intensity changes at random in therapeutic domain;
Described time control module 5 is used for regulating the working time of the excited therapeutic instrument of control described low-frequency pulse concussion flesh;
Described frequency control module 6 is used for the excited therapeutic instrument of the described low-frequency pulse concussion of adjusting control flesh and produces the frequency of pulse, is adjusted to the frequency of correspondence according to the characteristics of muscle.
Preferably, described power module 2 is provided with the first outfan and the second outfan, and described the first outfan is connected with the input of output module, and the second outfan is connected with the input of described control module 3.
Preferably, the input of described power module 2 is provided with the first transformator, the first outfan of the first transformator is connected with the first commutator, the second outfan of the first transformator is connected with the second commutator, described the second commutator is connected with the input of manostat, the outfan of described the first commutator is the first outfan of described power module 2, and the outfan of described manostat is the second outfan of described power module 2.
Produce the adjustable pulse oscillator of frequency by a part that adopts control module 3, utilization is without the special output waveform of the non-linear generation change at random of the pulsed dc voltage of voltage stabilizing and power tube, the needs that are fit to very much clinical treatment, another part forms the monostable time delay circuit of a timing, controls easily treatment time and the output of therapeutic instrument.
Preferably, described control module 3 is provided with processing unit 7, and described time control module 5 is connected with frequency control module and is connected with described processing unit 7.
Preferably, described time control module 5 comprises: the second resistance and the second electric capacity, and an end of described the second resistance is connected with the input of described control module 3, and the other end is connected with the positive pole of described the second electric capacity, the positive pole of described the second electric capacity is connected minus earth with described processing unit 7.
Preferably, described frequency control module 6 comprises: the first resistance, the first slide rheostat, the first diode and the first electric capacity, the positive pole of described the first diode be connected an end of resistance and be connected with described processing unit 7, the other end of described the first resistance is connected with an end and the sliding end of described the first slide rheostat, the other end of described the first slide rheostat is connected with negative pole and the described processing unit 7 of described the first diode, the positive pole of described the first electric capacity is connected minus earth with described processing unit 7.
Preferably, described processing unit 7 is the time base circuit processor.
Preferably, the control end junction of the outfan of described control module 3 and described output module 4 is provided with field effect transistor, the grid of described field effect transistor is connected with the outfan of described control module 3, the drain electrode of described field effect transistor is connected with the control end of described output module 4, the source ground of described field effect transistor.
Preferably, described output module 4 is provided with the second transformator, and the input of described the second transformator is the input of described output module 4, and described the second transformator is provided with the first outfan and the second outfan.
Preferably, be respectively arranged with slide rheostat for regulation output voltage on the first outfan of described the second transformator and on the second outfan.
Concrete, the circuit structure diagram of the excited therapeutic instrument of this utility model embodiment low-frequency pulse concussion flesh is as shown in Figure 2;
Power module 2 input AC 220V export two groups of alternating currents by transformator B1, and one group of armature winding upper end that exchanges by access transformator B1 after the commutator VD1 rectification is again through the anodal drain electrode that meets field effect transistor Q1 behind the negative pole of diode D2; Another group is by after the commutator VD2 rectification, again through the input of access manostat U2 after capacitor C 1 filtering, by the DC voltage of manostat U2 stable output for processor U1.
Control module 3 comprises processing unit 7, time control module 5 and frequency control module 6.Processing unit is that the time base circuit processor is processor U1, processor U1 voltage is powered by 14 feet, again by resistance R 5 accesses 13 feet, by resistance R 6 accesses 10 feet, 7 foot ground connection, 8 feet with connect again field effect transistor D1 negative pole after 12 feet are connected after behind the slide rheostat W3 series resistance R7 in parallel with anodal 13 feet that access processor U1 that are connected of field effect transistor D1, capacitor C 6 minus earths, resistance R 10 of 9 feet series connection connects the grid of field effect transistor Q1, connect the source ground of field effect transistor Q1, drain series resistance R8 connects the lower end of transformator B2 armature winding, resistance R 8 again a luminous tube D3 in parallel and resistance R 11(wherein luminous tube as relay indicating light with) form one and can regulate slide rheostat W3 and regulate the control circuit that shakes frequency.1 foot of transformator U1 is connected the outfan with access manostat U2 after resistance R 4 is connected with resistance R 3 again with 2 feet, 1 foot of processor U1 is connected minus earth again with 2 feet in the positive pole of capacitor C 4.3 feet of processor U1 connect the positive pole of capacitor C 5, minus earth.5 feet of processor U1 are connected with 10 feet.6 feet of processor U1 meet electric capacity R2 to the outfan of manostat U2,6 feet of processor U1 connect the outfan of capacitor C 3 to manostat U2 again, it is in parallel with the end of K3 that 6 feet of processor U1 connect K switch 2 again, after the other end of K switch 2 and K3 is also in parallel with the outfan that meets manostat U2 after resistance R 1 is connected.6 feet of processor U1 connect the end of touch-switch K1, and the other end series resistance R9 of K switch 1 forms start-up circuit and the timing circuit of concussion output to ground.
Control by control module 3 so that the frequency range of the pulse of excited therapeutic instrument 1 output of described low-frequency pulse concussion flesh at 0-10H Z, use the pulse of this frequency range can be better for flesh excitement treat.
In the output module 4, the parameter of two groups of secondary windings of transformator B2 equates, difference slide rheostat W1 in parallel and slide rheostat W2, upper end by centre cap and secondary windings form can reach by the centre tapped position of regulating slide rheostat W1 and slide rheostat W2 can the regulation output pulse amplitude adjusting, be connected to the application purpose that electrode slice reaches independent regulation two-way output intensity respectively and can change at random in output intensity by electrode wires in the scope of therapeutic instrument institute regulation output value respectively again.
The excited therapeutic instrument of low-frequency pulse concussion flesh of the present utility model, produce stimulating current by power module, control module and output module, realized starting control, self-clocking, oscillating impulse output, frequency is adjustable, frequency, utilization change in the scope of therapeutic instrument institute regulation output value at random without the pulsating dc voltage of voltage stabilizing and non-linear pulsewidth and the output intensity of making of power tube, effectively avoid the adaptation of nerve fiber, avoid that electrochemical action is difficult for causing muscle fatigue and sense of discomfort to the stimulation of skin under the electrode.
Above embodiment only is used for explanation this utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that do not break away from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.

Claims (10)

1. a low-frequency pulse shakes the excited therapeutic instrument of flesh, it is characterized in that, the excited therapeutic instrument of described low-frequency pulse concussion flesh comprises: power module, control module and output module, the outfan of described power module is connected with the input of described control module, the input of described output module connects, the outfan of described control module is connected with the control end of described output module, and described control module is provided with time control module and frequency control module.
2. low-frequency pulse as claimed in claim 1 shakes the excited therapeutic instrument of flesh, it is characterized in that, described power module is provided with the first outfan and the second outfan, and described the first outfan is connected with the input of output module, and the second outfan is connected with the input of described control module.
3. low-frequency pulse as claimed in claim 2 shakes the excited therapeutic instrument of flesh, it is characterized in that, the input of described power module is provided with the first transformator, the first outfan of the first transformator is connected with the first commutator, the second outfan of the first transformator is connected with the second commutator, described the second commutator is connected with the input of manostat, the outfan of described the first commutator is the first outfan of described power module, and the outfan of described manostat is the second outfan of described power module.
4. the excited therapeutic instrument of low-frequency pulse concussion flesh as claimed in claim 1 is characterized in that, described control module is provided with processing unit, and described time control module is connected with described processing unit with frequency control module.
5. low-frequency pulse as claimed in claim 4 shakes the excited therapeutic instrument of flesh, it is characterized in that, described frequency control module comprises: the first resistance, the first slide rheostat, the first diode and the first electric capacity, the positive pole of described the first diode be connected an end of resistance and be connected with described processing unit, the other end of described the first resistance is connected with an end and the sliding end of described the first slide rheostat, the other end of described the first slide rheostat is connected with negative pole and the described processing unit of described the first diode, the positive pole of described the first electric capacity is connected minus earth with described processing unit.
6. low-frequency pulse as claimed in claim 4 shakes the excited therapeutic instrument of flesh, it is characterized in that, described time control module comprises: the second resistance and the second electric capacity, one end of described the second resistance is connected with the input of described control module, the other end is connected with the positive pole of described the second electric capacity, the positive pole of described the second electric capacity is connected minus earth with described processing unit.
7. the excited therapeutic instrument of low-frequency pulse concussion flesh as claimed in claim 4 is characterized in that, described processing unit is the time base circuit processor.
8. low-frequency pulse as claimed in claim 1 shakes the excited therapeutic instrument of flesh, it is characterized in that, the control end junction of the outfan of described control module and described output module is provided with field effect transistor, the grid of described field effect transistor is connected with the outfan of described control module, the drain electrode of described field effect transistor is connected with the control end of described output module, the source ground of described field effect transistor.
9. low-frequency pulse as claimed in claim 1 shakes the excited therapeutic instrument of flesh, it is characterized in that, described output module is provided with the second transformator, and the input of described the second transformator is the input of described output module, and described the second transformator is provided with the first outfan and the second outfan.
10. the excited therapeutic instrument of low-frequency pulse concussion flesh as claimed in claim 9 is characterized in that, is respectively arranged with the slide rheostat for regulation output voltage on the first outfan of described the second transformator and on the second outfan.
CN 201320192227 2013-04-16 2013-04-16 Low-frequency pulse oscillation muscle excitation therapeutic device Expired - Fee Related CN203235147U (en)

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Application Number Priority Date Filing Date Title
CN 201320192227 CN203235147U (en) 2013-04-16 2013-04-16 Low-frequency pulse oscillation muscle excitation therapeutic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320192227 CN203235147U (en) 2013-04-16 2013-04-16 Low-frequency pulse oscillation muscle excitation therapeutic device

Publications (1)

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Application Number Title Priority Date Filing Date
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C56 Change in the name or address of the patentee

Owner name: BEIJING DONGFANG MINGKANG MEDICAL EQUIPMENT CO., L

Free format text: FORMER NAME: BEIJING DONGFANG MINGKANG MEDICAL EQUIPMENT LTD.

CP03 Change of name, title or address

Address after: 100010, Room 501, Huafu business building, No. 199, Chaoyangmen, Dongcheng District, Beijing

Patentee after: BEIJING DONGFANG MINGKANG MEDICAL EQUIPMENT CO.,LTD.

Address before: 100010, Room 501, Huafu building, No. 199, inner Chaoyangmen street, Beijing, Dongcheng District

Patentee before: Beijing Dongfang Mingkang Medical Equipment Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131016

Termination date: 20210416