CN206910591U

CN206910591U - Program control brain deep Epileptic discharge leading electrode

Info

Publication number: CN206910591U
Application number: CN201720089711.XU
Authority: CN
Inventors: 梁树立
Original assignee: First Affiliated Hospital Chinese PLA General Hospital
Current assignee: First Affiliated Hospital Chinese PLA General Hospital
Priority date: 2017-01-23
Filing date: 2017-01-23
Publication date: 2018-01-23
Anticipated expiration: 2027-01-23

Abstract

The utility model proposes a kind of program control brain deep Epileptic discharge leading electrode, head end contact and end electrodes piece including being separately positioned on a wire both ends, internal circuit is provided between the head end contact and end electrodes piece, the circuit in vivo is mainly by the first microcontroller, adjustable resistance circuit, filtering shaping circuit and internal antenna are formed, it is described that circuit can be with the vitro program controlled inductor radio communication of people in vivo, the program control inductor is mainly by the second microcontroller, radiating circuit, receiving circuit and external antenna are formed, the program control inductor can control the resistance size of the adjustable resistance circuit by emissioning controling signal, so as to reach the size of the guiding curtage of the control leading electrode.

Description

Program control brain deep Epileptic discharge leading electrode

Technical field

A kind of medicine equipment for treating brain epileptic condition is the utility model is related to, more particularly to one kind can be insane by brain deep The epileptic discharge of epilepsy stove guides the leading electrode to outside brainpan.

Background technology

Epilepsy is a kind of chronic encephalopathy, be due to intracerebral partial nerve member supersynchronous electric discharge and formed, clinically It is a kind of very common and multiple disease, the incidence of disease is about 0.9%.Epileptic attack is due in epileptogenic focus after excitatory synapse Potential anomalies strengthen, high-amplitude epilepsy sample electric discharge caused by after PDS is reached to a certain degree therewith.The neuron of epileptogenic focus adjacent domain with The synchronized epileptic discharge of generation, make the more obvious enhancing of paradoxical discharge of epileptogenic focus, cause clinical epileptic seizure, and brain is deep Patient of the portion region with epileptogenic focus accounts for the 1/2 of epilepsy.

At present, either where the treatment of epilepsy mainly passes through medicine, operative treatment, radiotherapy or electronic stimulation, A kind for the treatment of method, its basic goal is to reduce the generation of Epileptic discharge or block its diffusion, to be suppressed to controlling for basic theory Treatment method, but still have 50% or so patient medication bad or be impatient at side effects of pharmaceutical drugs, and radiotherapy Curative effect is undesirable, seldom applies, and then expense is high and risk is big for operative treatment, there is also the possibility of long-term complications, There are about 40% or so clinical therapeutic efficacy it is bad, so so that at present nearly have 30% epilepsy do not controlled effectively Treat, so as to chronic forms functional lesion and phrenoblabia occur.

Human muscle spreads all over whole body, administers a variety of motion modes, therefore between behavior, or even stay not It is dynamic, it is necessary to rely on muscle connection bone start and complete；Improper or overexercise is acted, most muscle can be made to keep tight Taut, if not making remissive treatment, joint part and scope of activities that each bone is just easily caused after accumulating over a long period reduce, or even make Produce and ache in action into bone.

Existing leading electrode do not have voltage and current adjustability and switch, can not adapt to the different constitution of patient and The order of severity, easily cause the influence to patient's physiological function.

Utility model content

The utility model proposes a kind of program control brain deep Epileptic discharge leading electrode, to solve the voltage of existing leading electrode With electric current it is unadjustable the shortcomings that.

What the technical solution of the utility model was realized in：The utility model provides a kind of program control brain deep Epileptic discharge Leading electrode, including head end contact and the end electrodes piece at a wire both ends are separately positioned on, head end contact and the end electricity Internal circuit is provided between pole piece, the circuit in vivo is mainly by the first microcontroller, adjustable resistance circuit, filter shape electricity Road and internal antenna are formed, and described circuit can be with the vitro program controlled inductor radio communication of people, the program control inductor in vivo Mainly it is made up of the second microcontroller, radiating circuit, receiving circuit and external antenna, the program control inductor can pass through hair Penetrate the resistance size that control signal controls the adjustable resistance circuit, so as to reach control the leading electrode guiding electric current or The size of voltage.

As further improvement of the utility model, variable resistor has been arranged in parallel in the adjustable resistance circuit, it is described The adjustable range of variable resistor is 0-5000 ohms.

As further improvement of the utility model, the head end contact is identical with the electrode of end electrodes piece.

As further improvement of the utility model, it is multiple that the head end contact may be configured as identical, and the contact It is identical with the quantity of the wire.

As further improvement of the utility model, the contact is separately positioned on the inside and outside of bones of cerebral cranium with the electrode slice Side.

As further improvement of the utility model, outside the wire between the head end contact and the adjustable resistance circuit Side is provided with silicone insulation layer.

As further improvement of the utility model, the even width of the silicone insulation layer, the head end contact is fixed In on the silicone insulation layer, the rounded sheet of end electrodes piece, its area is more than the area of the head end contact.

Above-mentioned technical proposal is employed, the beneficial effects of the utility model are：The program control brain deep epilepsy of the utility model is put Electric leading electrode, by setting adjustable resistance circuit in leading electrode, it can be allow to set boot state and closing to draw State is led, can need to carry out resistance setting according to patient, the regulation guiding magnitude of current, avoid the influence to physiological function, also It can adjust in vitro, so as to not increase the trouble used in everyday of patient.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid Put, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation of the program control brain deep Epileptic discharge leading electrode of the utility model.

Fig. 2 is the module of circuit and program controller composition figure in the utility model body.

Fig. 3 is the circuit diagram of the utility model adjustable resistance circuit.

Wherein：100 program control brain deep Epileptic discharge leading electrodes, 10 wires, 20 contacts, 30 electrode slices, circuit in 40 bodies, 50 inductors, 60 adjustable resistance circuits, 11 silicone insulation layers

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

The utility model provides a kind of program control brain deep Epileptic discharge leading electrode 100, including is separately positioned on a wire The head end contact 20 at 10 both ends and end electrodes piece 30, internal electricity is provided between the head end contact 20 and end electrodes piece 30 Road 40, the circuit 40 in vivo is mainly by the first microcontroller, adjustable resistance circuit, filtering shaping circuit and internal antenna structure Into the circuit 40 in vivo can be with outside the human body one program control radio communication of inductor 50, and the program control inductor 50 is mainly by the Two microcontrollers, radiating circuit, receiving circuit and external antenna are formed, and the program control inductor 50 can pass through emission control The resistance size of signal adjustable resistance circuit 60 described in controlled in wireless in vitro, so as to reach the guiding for controlling the leading electrode The size of curtage closes guiding curtage.

The head end contact 20 is identical with the electrode of end electrodes piece 30.It is more that the head end contact 20 may be configured as identical It is individual, and the contact 20 is identical with the quantity of wire 10.Wire 10 between the head end contact 20 and the circuit 40 in vivo Outside is provided with silicone insulation layer 11.The silicon is fixed in the even width of the silicone insulation layer 11, the head end contact 20 On glue insulating barrier 11, the 30 rounded sheet of end electrodes piece, its area is more than the area of the head end contact 20.

The contact 20 and the electrode slice 30 are separately positioned on inside and outside bones of cerebral cranium, to by brain skin in bones of cerebral cranium High voltage Epileptic discharge at layer is conducted into subcutaneous end electrodes piece outside skull, so as to reduce cortex position rapidly Voltage level, it can reduce or control the breaking-out of epilepsy.

The adjustable resistance circuit 60 include power supply U1, two series connection resistance R1 and R2, with R1 and R2 are common in parallel sets The resistance value changeable terminals resistance R3 and the internal antenna L1 put, the resistance value changeable terminals resistance R3 resistance adjustable range are 0-5000 Ohm, so as to which the high voltage at cortex in bones of cerebral cranium is adjustably transmitted on the outside of skull, so as to control guiding voltage, The size of electric current, and closing (total resistance is infinitely great) can be realized, so as to adapt to patient different constitution and the order of severity, avoid Influence the physiological function of patient.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in Protection domain within.

Claims

1. a kind of program control brain deep Epileptic discharge leading electrode, including it is separately positioned on the head end contact and end at a wire both ends Electrode slice, it is characterised in that：Internal circuit is provided between the head end contact and end electrodes piece, the circuit in vivo is main It is made up of the first microcontroller, adjustable resistance circuit, filtering shaping circuit and internal antenna, described circuit can be with people in vivo Vitro program controlled inductor radio communication, the program control inductor mainly by the second microcontroller, radiating circuit, receiving circuit and External antenna is formed, and the program control inductor can control the resistance of the adjustable resistance circuit big by emissioning controling signal It is small, so as to reach the size of the guiding curtage of the control leading electrode.

A kind of 2. program control brain deep Epileptic discharge leading electrode according to claim 1, it is characterised in that：The adjustable electric Variable resistor is arranged in parallel in resistance circuit, the adjustable range of the variable resistor is 0-5000 ohms.

A kind of 3. program control brain deep Epileptic discharge leading electrode according to claim 1, it is characterised in that：The head end touches Point is identical with the electrode of end electrodes piece.

A kind of 4. program control brain deep Epileptic discharge leading electrode according to claim 1, it is characterised in that：The head end touches Point may be configured as that identical is multiple, and the contact is identical with the quantity of the wire.

A kind of 5. program control brain deep Epileptic discharge leading electrode according to claim 1, it is characterised in that：The contact with The electrode slice is separately positioned on the interior outside of bones of cerebral cranium.

A kind of 6. program control brain deep Epileptic discharge leading electrode according to claim 1, it is characterised in that：The head end touches Silicone insulation layer is provided with the outside of wire between point and the adjustable resistance circuit.

A kind of 7. program control brain deep Epileptic discharge leading electrode according to claim 6, it is characterised in that：The silica gel is exhausted The even width of edge layer, the head end contact are fixed on the silicone insulation layer, the rounded sheet of end electrodes piece, its Area is more than the area of the head end contact.