Background technology
Epilepsy is the of short duration brain function imbalance of chronic repeated relapsing syndrome, and the brain neuron paradoxical discharge of take causes that repeatedly epilepsy outbreak is as feature, is one of nervous system common disease.
Along with the development of electrophysiological technique, Technology of Microelectrodes and computer technology, clinically, nerve electric stimulation becomes a kind of feasible method for the treatment of intractable epilepsy.Body is implanted into vagal stimulation and in 1997, by U.S. FDA official approval, is can be used as a kind of feasible therapy of intractable epilepsy.Up to now, 60,000 many cases patients of existing more than 70 countries in the whole world accept VNS treatment.The process of carrying out of vagal stimulation art reality is such, first via surgical operation by coil winding on the vagus nerve trunk in left neck, and stimulating apparatus is embedded in to front, after fortnight, start shooting, later according to the feedback of patient's effect, medical personnel adjust the parameter in stimulating apparatus by actuator, and machine will be according to the parameter setting, and vagus nerve stimulation reaches the object of controlling epilepsy automatically.If the epileptic attack of sufferer has omen, when sufferer is at home or when other occasion feels to have omen to occur, the dingus that still can use an inside to contain Magnet, it is streaked in front, just can produce extra stimulation, interrupt imminent epilepsy or shorten duration of seizure or alleviate the order of severity of outbreak.
But, by the way of implantable stimulation instrument in vivo, control epilepsy, can produce a lot of shortcomings:
1, need operation, have wound, have certain danger simultaneously;
2, somewhat expensive, and not all people can accept such hands art;
3, stimulation instrument has the restriction in service life, every several years needs, again implants.
4, stimulation instrument is all the conventional constant stimulus setting, but not start during body requirement to stimulate while not needing, automatically closes.This also stimulates while just causing body not need to stimulate always again, and body band is served to unnecessary side effect.
Therefore, what the present invention will solve is exactly how to allow everyone receive treatment and this problem of in time intellectuality unlatching electricity irritation, the invention provides a kind of ear suspension type stimulating electrode, by external stimulating electrode vagus nerve stimulation, reach the effect of effective control epileptics, the advantages such as it has easy and simple to handle, and price material benefit and service time are long, have good market value.
Summary of the invention
For defect of the prior art, the object of this invention is to provide a kind of wear-type stimulating electrode, it at least comprises headset unit 5, described headset unit 5 comprises housing 51, described housing 51 is preferably cylindric, in the space that described housing 51 surrounds, near the position of taking back, middle part, be provided with a stimulating electrode 6, the afterbody 62 of described stimulating electrode connects electric wires 9.
Preferably, the head 61 of described stimulating electrode 6 is disc-shaped.
Further, described stimulating electrode 6 is a kind of in following material:
-Jia sticks conducting strip;
-copper sheet;
-aluminium flake; Or
-alloy sheet.
Further, described electric wire is through the described power supply 8 of the rear connection of described housing 51, and preferably described power supply 8 is an accumulator.
Further,, described wear-type stimulating electrode also comprises headband 10, the two ends of described headband 10 connect respectively a described headset unit 5.
Preferably, it is inner that described accumulator is installed in described headband, and the anode of stimulating electrode described in the anodic bonding of described accumulator.
Preferably, described housing 51 inside are also provided with ear pad 52, and the shape of described ear pad 52 and described housing 51 interior shapes adapt and are fixed on described housing 51 inside.
The present invention buckles described stimulating electrode by headphone unit mode by cover contacts the corresponding site of ear, by controlling the break-make of described stimulating electrode, further to being arranged in the vagal stimulation of ear, control, thereby effectively control the outbreak of epileptics, its advantage is that user can operate more easily, and applicable crowd is more extensive, price is more economical simultaneously.And, by the mode of wear-type, described stimulating electrode is hidden in headphone unit, from outside, patient has just been with an earphone, so have enough aesthetic properties, is not easy to affect patient's mood.
The specific embodiment
In order better to make technical scheme of the present invention clearly show, below in conjunction with accompanying drawing, the invention will be further described.
Those skilled in the art understand, the invention provides a kind of wear-type stimulating electrode, described stimulating electrode will be used to the concha auriculae alveolus of ear, for stimulating the vagus nerve that is positioned at concha auriculae alveolus, and described stimulating electrode can be placed in the concha auriculae district of ear in several ways, the present invention also comprises a kind of hanger device, and it is for being effectively placed in described stimulating electrode the concha auriculae district of ear.By this kind of design, described stimulating electrode can be placed in the concha auriculae district of ear very easily, further by controlling the break-make of described stimulating electrode, and then vagal stimulation is controlled, thereby is effectively controlled the outbreak of epileptics.
Fig. 1 illustrates according to the first embodiment of the present invention, the structural representation of wear-type stimulating electrode.Fig. 2 shown in it will be appreciated by those skilled in the art that is not the complete structure figure of wear-type stimulating electrode, and this figure only illustrates the part-structure schematic diagram of wear-type stimulating electrode, and the structure chart that this structure chart neither be unique.This figure object is clearly to illustrate the structure of this wear-type stimulating electrode, as shown in Figure 1, wear-type stimulating electrode, at least comprise electrode 6, headphone unit 5, Closing Switch (not shown) under the effect of controller, battery 1 forms closed-loop path with electrode 5 by electric wire, by electrode, generates electricity to stimulate concha auriculae district.More specifically, in a preferred embodiment, described headset unit 5 comprises housing 51, and described housing 51 includes headband, is arranged on the ear casing at headband two ends, between headband and ear casing, by support, is connected.Described housing 51 is preferably cylindric, can preferably ear be wrapped, and attaches the better effects if of ear.Described housing 51 is interior is provided with a stimulating electrode 6 near the position of taking back, middle part, particularly, at the afterbody 62 of described stimulating electrode, connects electric wires 9.According to those skilled in the art's understanding, described electric wire 9 is preferably made by copper product, can play better electric action.More specifically, according to those skilled in the art's understanding, in order to increase the anti-pull performance of described electric wire 9, can also in described electric wire 9, add nylon yarn, increase the intensity of wire rod.In addition, preferably, described electric wire 9 is designed to dismountable mode, facilitates user's thread-changing.According to those skilled in the art's understanding, described electric wire is preferably built in the inwall place that described housing 51 forms, and can either effectively prevent the infringement of electric wire, can play beauty function again.And in the embodiment of another variation, described electric wire also can adhere in described housing 51.Those skilled in the art can realize this step in conjunction with prior art and above-described embodiment, do not repeat them here.
Particularly, according to those skilled in the art's understanding, described stimulating electrode 6 preferably consists of copper sheet material, the electrode that copper sheet material is made, conductive capability better effects if, in another variation example of the present embodiment, it will be appreciated by those skilled in the art that described electrode 6 can be also to consist of aluminium flake or alloy sheet material, they can realize the effect of conduction equally, as described in above-described embodiment, it will not go into details particularly.
And in another changes example, described stimulating electrode 6 preferably sticks conducting strip and forms by adding, the benefit of this material is substantially can not cause patient's skin to burn, so be more conducive to treatment, does not repeat them here.
More specifically, according to those skilled in the art's understanding, the head 61 of described stimulating electrode 6 is preferably disc-shaped.In the present embodiment, the head 61 of described electrode 6 attaches with people's ear, and according to those skilled in the art's understanding, the electrode of disc-shaped is more conducive to be consistent with the structure of ear, can realize better attaching effect.Further, according to those skilled in the art's understanding, electrode head is made to disc-shaped, more can assemble fully electric charge, form the more magnitude of current, thereby stimulate the effect meeting of concha auriculae district nerve better.According to those skilled in the art's understanding, in another alternate embodiment, described electrode head 61 can be also triangle, after energising, at described triangle head, can assemble more electric charge, in addition, the more firm position of electrode of design triangle shape preferably, specifically can those skilled in the art can realize this step in conjunction with prior art and above-described embodiment, not repeat them here.
Other shapes such as further, the head 61 that it will be appreciated by those skilled in the art that described stimulating electrode 6 can be disc-shaped, can be also oval lamellar, all right rectangle lamellar, this can't affect flesh and blood of the present invention, therefore do not repeat them here.Further; the side that described head 61 is pressed close to concha auriculae alveolus surface skin can also be provided with protective sleeve; its role is to protect ear; it is not frayed by described head 61; it will be appreciated by those skilled in the art that described protective sleeve is preferably detachable apparatus, it can be cleaned or change by user; described protective sleeve should possess good electric conductivity simultaneously, to such an extent as to can not hinder the normal work of described stimulating electrode 6.
Those skilled in the art understand, described stimulating electrode 6 is placed in the concha auriculae district of ear, those skilled in the art understand, the concha auriculae district of described ear at least comprises concha auriculae alveolus, it is distributed with vagus nerve, described vagus nerve can be controlled the outbreak of leprosy epilepsy disease, described stimulating electrode 6 is placed in the skin surface in concha auriculae alveolus, its role is to vagus nerve stimulation, and then effectively control the outbreak of epileptics, for example, when patient's epileptics is shown effect, open stimulating electrode 6, 6 pairs of vagus nerves of described stimulating electrode stimulate, patient's epileptics is controlled, when patient does not fall ill, described stimulating electrode 6 is closed, vagus nerve is not stimulated.
Further, shown in above-mentioned Fig. 1, described power supply 8 is preferably an accumulator.According to those skilled in the art's understanding, accumulator is chemical energy directly to be changed into a kind of device of electric energy, by the battery of rechargeable design, by reversible chemical reaction, realized and being recharged, its advantage, for other power supplys, is safeguarded simple, in the process of using battery, do not need to add water, long service life, steady quality, reliability is high.Particularly, it is inner that described accumulator is preferably installed in described headband, and the anode of stimulating electrode 6 described in the anodic bonding of described accumulator.According to those skilled in the art's understanding, described accumulator is preferably mounted in to described headband inner, can guarantee on the one hand the service life of battery, reduce the wearing and tearing of external environment, on the other hand, whole wear-type outward appearance is played to certain beauty function.More specifically, the anode of described accumulator is connected to the anode of described stimulating electrode 6 by described electric wire 9, according to those skilled in the art's understanding, described accumulator is when charging, and electric energy conversion is chemical energy, and during electric discharge, chemical energy is converted into again electric energy.Described accumulator is when electric discharge, and metallic lead is negative pole, and oxidation reaction occurs, and is oxidized to lead sulfate; Lead oxide brown is anodal, and reduction reaction occurs, and is reduced to lead sulfate.Particularly, according to those skilled in the art's understanding, the sense of current is electronics flow direction, during electric discharge, is to flow to positive pole from negative pole in battery, externally that positive pole flows to negative pole, therefore when electric discharge, connect the anode of described accumulator, by described electric wire 9, be connected to the anode of described electrode 6, guaranteed that electrode 6 can switch on smoothly, thereby played the effect that stimulates concha auriculae district nerve.
Further, shown in above-mentioned Fig. 1, described wear-type stimulating electrode, is characterized in that, also comprises headband 10, and the two ends of described headband 10 connect respectively a described headset unit 5.Particularly, as described in the present embodiment, according to those skilled in the art's understanding, described headband preferably adopts plastic material to make, and chief reason is to be easy to moulding and plastic material itself can be accomplished very light and handy.In another alternate embodiment, described headband can be also that the materials such as wooden shell, aluminum hull form, and its advantage is to have guaranteed better appearance effect.Those skilled in the art can realize this step in conjunction with prior art and above-described embodiment, do not repeat them here.According to those skilled in the art's understanding, described headband is preferably designed so that scalable, to be applicable to the head dummy of dissimilar user.More specifically, at described headband 10, connect the part of housing 51, preferably can do the adjusting of certain angle, thus person's more convenient to use regulation and control flexibly up and down.
Further, as shown in Figure 1, described power supply 8 adopts the mode of accumulator, it is preferably placed in described headband 10, and described accumulator is electrically connected to the afterbody 62 of described stimulating electrode 6 by described electric wire 9, by this kind of connection, described accumulator can be controlled the power supply of described stimulating electrode 6, and then controls described stimulating electrode 6 work.Those skilled in the art understand, the mode that described accumulator is electrically connected to described stimulating electrode 6 is series system preferably, and a switch (not shown in figure 1) is installed between described battery and described stimulating electrode 6, described in it, switch is for controlling the break-make of circuit between described accumulator and described stimulating electrode 6, when described switch is closed, described accumulator is to described stimulating electrode 6 power supplies, described stimulating electrode 6 is started working, stimulate described vagus nerve, and then control the outbreak of described leprosy epilepsy disease, otherwise, when switch disconnects, described accumulator is stopped power supply, described stimulating electrode 6 quits work.Those skilled in the art understand, described accumulator is not necessarily arranged in described headband 10, also can be fixed on the back position of described headband 10, and it also can be fixed on the lateral location of described headband 10, can not affect flesh and blood of the present invention a bit, not repeat them here.
Further, with reference to above-mentioned embodiment illustrated in fig. 1, those skilled in the art understand, preferred a variation in example, described accumulator is omitted, and correspondingly by external power supply, to described stimulating electrode 6, powers, it is the outer surface that described electric wire 9 invests described headphone unit, one end that described electric wire 9 does not connect described stimulating electrode 6 is an attaching plug, a plug-in type power supply joint for example, and insert in an external power supply.Further, it will be appreciated by those skilled in the art that preferably, the external power supply that described electric wire 9 connects can be a therapeutic instrument that is used for the treatment of epilepsy or similar disease, described therapeutic instrument is powered or stops power supply to described stimulating electrode 6 by internal control device, does not repeat them here.
Further, it will be appreciated by those skilled in the art that above-mentioned Fig. 1 only preferably shows the cutaway view of wear-type stimulating electrode provided by the invention, and in order to describe better the internals such as electric wire, so headband 10 has been made to transparent effect, do not repeat them here.
Further, in conjunction with above-described embodiment, as shown in Figure 2, described housing 51 inside are also provided with ear pad 52, and the shape of described ear pad 52 and described housing 51 interior shapes adapt and are fixed on described housing 51 inside.Particularly, according to those skilled in the art's understanding, described ear pad 52 energy buffer head band pressure, also be the part that directly attaches skin, it on comfort level also have direct impact, therefore described ear pad 52 is preferably comprised of dermatine material, the cloth cover material of comparing traditional, the ear pad that dermatine material forms wears more comfortable, and breathability is also better.Further, the shape of described ear pad 52 preferably adapts with described housing 51 interior shapes, particularly, for example, described housing 51 is ellipticity, described ear pad 52 preferably adopts ellipticity, according to those skilled in the art's understanding, described ear pad 52 is designed to ellipticity, more guaranteed the fixedly coordination between ear pad and housing, the space that has simultaneously utilized better described housing 51 surfaces, allows described housing 51 surfaces cover on the ear of user by ear pad 52, realizes comfortable wearing, practical function that attaching property is stronger.
Further, with reference to above-mentioned Fig. 1 and Fig. 2, those skilled in the art understand, Fig. 2 is preferably the top view of wear-type stimulating electrode provided by the present invention, from this view point, described stimulating electrode 6 is the pore shown in Fig. 2, and described stimulating electrode 6, for removing the region of patient ear, does not repeat them here.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.