CN212416669U - Implanted electrode device and implanted bioelectric stimulation system - Google Patents
Implanted electrode device and implanted bioelectric stimulation system Download PDFInfo
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- CN212416669U CN212416669U CN202021248600.7U CN202021248600U CN212416669U CN 212416669 U CN212416669 U CN 212416669U CN 202021248600 U CN202021248600 U CN 202021248600U CN 212416669 U CN212416669 U CN 212416669U
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Abstract
The utility model relates to an implanted electrode device and an implanted bioelectric stimulation system, wherein the implanted electrode device comprises a base body, a first receiving element, a second receiving element, a signal processing unit and an electrode; the base body is provided with an outer surface and an inner surface, and the inner surface is enclosed to form a containing cavity; the first receiving element, the second receiving element and the signal processing unit are all arranged between the outer surface and the inner surface, and the first receiving element is used for receiving external relay energy; the signal processing unit is used for processing the relay energy to obtain an electric signal and transmitting the electric signal to the electrode; the second receiving element is used for receiving an external control signal so as to control the signal processing unit to transmit an electric signal to the electrode; the electrode is arranged on the outer surface of the substrate and is used for applying the electric signal to a target point. The implantable electrode device is of an integrated structure, can be integrally fixed on the skull of a patient, simplifies the operation of a doctor, and avoids adverse effects on the daily life of the patient.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to implanted electrode assembly and implanted biological electric stimulation system.
Background
Parkinson's disease is a common nervous system degenerative disease, which is common in the elderly, with the average age of onset being around 60 years. The most important pathological change of Parkinson's disease is the degenerative death of mesencephalic nigral Dopamine (DA) neurons, which causes a marked reduction in striatal DA content and causes disease. Parkinson's disease mainly presents with resting tremor, bradykinesia, gait disturbance of posture and the like, which can cause great influence on the life of patients.
With the development of modern medical science and technology, the Parkinson's disease can be effectively improved by stimulating the subthalamic nucleus or the internal nucleus of the globus pallidus by using the electrodes. A prior art Deep Brain Stimulation (DBS) system is shown in fig. 1 and includes a pulse generator (generally abbreviated as IPG)10, an extension wire 20, and an electrode 30. When a patient has symptoms of resting tremor, gait disturbance, etc. on one side of the body (only the left or right side of the body), it is often necessary to implant a pulse generator 10, an extension wire 20 and an electrode 30. If the patient's symptoms are bilateral, it is usually necessary to implant one pulse generator 10, two extension wires 20, and two electrodes 30, as shown in fig. 2. The electrodes 30 are typically implanted about 10cm into the brain, with the remainder being embedded subcutaneously in the head, with the other end being placed behind the ear in connection with a subcutaneous extension wire 20, with the extension wire 20 being connected to the pulse generator 10. The pulse generator 10 generates an electrical signal that is transmitted through the subcutaneous extension lead 20 to the electrode 30 and on to the target region of the brain. In performing the implantation, the pulse generator 10 is implanted at a chest location beneath the patient's clavicle and a tunneling channel is then created via a subcutaneous tunneling burr. The distal end of the extension lead 20 is connected with the electrode 30, the electrode 30 reaches the position of the skull opening through the tunneling channel and is implanted into the brain tissue to treat a target area, the electrode 30 is fixed on the skull through a skull fixing device, the middle section of the extension lead 20 is placed in the tunneling channel, and the proximal end of the extension lead 20 is connected with the pulse generator 10.
In the prior art, because the deep brain nerve stimulation electrode comprises a plurality of functional components, and each functional component is distributed on the chest, the neck and the head of a patient, so that a plurality of openings are needed to be formed in the chest, the head and the top of the skull of the patient during an operation, the difficulty and the risk of the operation are relatively large, the wound area of the patient is wide, and the postoperative recovery time is long. After the deep brain nerve stimulation electrode is implanted into a patient, the extension lead is connected with the pulse generator and the electrode through the tunneling channel of the neck, so that great influence is generated on the daily life of the patient, meanwhile, the stress of the extension lead is also generated by the daily neck and head activities of the patient, and the risk of damage and failure of the extension guide is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an implanted electrode assembly and implanted biological electric stimulation system, each part is integrated as an organic whole among this implanted electrode assembly for implanted electrode assembly self can produce the signal of telecommunication, and act on the target spot with the signal of telecommunication, therefore implanted electrode assembly can wholly implant patient skull department, in order to reduce the wound area that the patient received, and this implanted electrode assembly does not use longer extension wire, need not to construct the tunneling channel at the neck, can not cause the influence to patient's daily life.
In order to achieve the above object, the present invention provides an implantable electrode device, which comprises a base, a first receiving element, a second receiving element, a signal processing unit and an electrode; wherein:
the base body is provided with an outer surface and an inner surface, and the inner surface is enclosed to form an accommodating cavity; the first receiving element, the second receiving element and the signal processing unit are all arranged between the outer surface and the inner surface; the first receiving element is used for receiving external relay energy; the signal processing unit is electrically connected with the first receiving element and the electrode, and is used for processing the relay energy to obtain an electric signal and transmitting the electric signal to the electrode; the second receiving element is electrically connected with the signal processing unit and used for receiving an external control signal so as to control the signal processing unit to transmit the electric signal to the electrode; the electrode is arranged on the outer surface of the substrate and used for applying the electric signal to a target spot.
Optionally, the receiving lumen is for receiving a guidewire.
Optionally, the signal processing unit includes a printed circuit board and a signal processing circuit etched on the printed circuit board, an input end of the signal processing circuit is electrically connected to the first receiving element and the second receiving element, and an output end of the signal processing circuit is electrically connected to the electrode.
Optionally, the printed circuit board is a flexible printed circuit board.
Optionally, the signal processing circuit comprises an amplifying circuit and a waveform converting circuit; the input end of the amplifying circuit is connected with the first receiving element and the second receiving element, the output end of the amplifying circuit is connected with the input end of the waveform conversion circuit, and the output end of the waveform conversion circuit is electrically connected with the electrode.
Optionally, the first receiving element is a coupling contact disposed on the signal processing unit; or, the first receiving element is an induction coil.
Optionally, the second receiving element is a dipole antenna.
Optionally, the implantable electrode device further comprises a visualization element disposed on an outer surface of the substrate.
Optionally, the substrate is a hollow cylindrical structure, the electrodes are annular structures and are sleeved on the outer surface of the substrate, the number of the electrodes is multiple, and the multiple electrodes are arranged at intervals along the axial direction of the substrate.
Optionally, the number of electrodes is four.
To achieve the above object, the present invention further provides an implantable bioelectric stimulation system, comprising an external control device and an implantable electrode device as described in any of the above, wherein the external control device is configured to transmit at least one of the relay energy and the control signal to the implantable electrode device.
Optionally, the external control device comprises an electrical energy transmitter for converting electrical energy into the relayed energy and transmitting the relayed energy to the first receiving element.
Optionally, the external control device comprises a radio frequency transmitter for transmitting control signals to the second receiving element.
Optionally, the implantable bioelectric stimulation system further comprises a guide wire detachably disposed in the accommodating cavity of the base body.
Compared with the prior art, the utility model discloses an implanted electrode assembly and implanted biological electric stimulation system have following advantage:
the implantable electrode device comprises a substrate, a first receiving element, a second receiving element, a signal processing unit and an electrode; the base body is provided with an outer surface and an inner surface, and the inner surface is enclosed to form an accommodating cavity; the first receiving element, the second receiving element and the signal processing unit are all arranged between the outer surface and the inner surface; the first receiving element is used for receiving external relay energy; the signal processing unit is electrically connected with the first receiving element and the electrode, and is used for processing the relay energy to obtain an electric signal and transmitting the electric signal to the electrode; the second receiving element is electrically connected with the signal processing unit and is used for receiving an external control signal and controlling the signal processing unit to transmit the electric signal to the electrode; the electrode is arranged on the outer surface of the substrate and is used for applying the electric signal to a target point. That is to say, the utility model discloses well implanted electrode device's first receiving element, second receiving element, signal processing unit are used for constituting pulse generator to integrate on the base member with the electrode, so that implanted electrode device itself can produce the signal of telecommunication and act on the target spot with the signal of telecommunication, consequently when the operation, only need open in order to install whole implanted electrode device at patient's skull and just can carry out effective treatment to the patient. The tunneling channel does not need to be constructed in the operation process, the wound area of a patient is reduced, the postoperative recovery of the patient is facilitated, meanwhile, mutual adverse effects cannot be generated between the implanted electrode device and the daily life of the patient, the use comfort of the patient can be improved, and the service life of the implanted electrode device can be prolonged.
And secondly, the signal processing unit comprises a printed circuit board etched with a signal processing circuit, and particularly, when the printed circuit board is a flexible printed circuit board, the manufacturing difficulty of the implanted electrode device can be effectively reduced.
Drawings
FIG. 1 is a schematic diagram of a deep brain nerve stimulation electrode of the prior art;
FIG. 2 is a schematic illustration of a prior art deep brain nerve stimulation electrode implanted in a patient, illustrating both electrodes co-implanted;
fig. 3 is a schematic structural diagram of an implantable electrode device according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an electric energy transmission technique between a microwave emission source and a first receiving element of an external control device in an implantable bioelectric stimulation system according to an embodiment of the present invention.
[ reference numerals are described below ]:
10-pulse generator, 20-extension wire, 30, 300-electrode;
100-a substrate;
210-a first receiving element, 220-a second receiving element, 230-a signal processing unit;
400-a developing element;
500-a microwave emission source;
600-guide wire.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the invention in a schematic manner, and only the components related to the invention are shown in the drawings rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, quantity and proportion of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.
Furthermore, each embodiment described below has one or more technical features, which does not mean that all technical features of any embodiment need to be implemented simultaneously by a person using the present invention, or that all technical features of different embodiments can be implemented separately. In other words, in the implementation of the present invention, based on the disclosure of the present invention, and depending on design specifications or implementation requirements, a person skilled in the art can selectively implement some or all of the technical features of any embodiment, or selectively implement a combination of some or all of the technical features of a plurality of embodiments, thereby increasing the flexibility in implementing the present invention.
As used in this specification, the singular forms "a", "an" and "the" include plural referents, and the plural forms "a plurality" includes more than two referents unless the content clearly dictates otherwise. As used in this specification, the term "or" is generally employed in its sense including "and/or" unless the content clearly dictates otherwise, and the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The same or similar reference numbers in the drawings identify the same or similar elements.
The core idea of the utility model is to provide an implanted electrode device, this implanted electrode device is applied to an implanted biological electrical stimulation system, and this implanted electrode device compares with traditional brain deep nerve stimulation electrode, through integrating the design to a plurality of electronic component for this implanted electrode device self can produce the pulse signal of telecommunication, and through the electrode direct action at target spot. That is to say, the utility model discloses an implanted electrode device is last need not additionally to set up extension wire in order to connect a pulse generator, and then need not to establish the tunneling channel. Therefore, the operation of a doctor can be simplified, the operation time can be shortened, the operation risk can be reduced, the wound area of a patient can be reduced, the postoperative recovery of the patient can be facilitated, the influence on the daily life of the patient caused by the fact that the extension lead is implanted into the neck of the patient can be avoided, and meanwhile, the service life of the implantable electrode device is prevented from being shortened due to the fact that the implantable electrode device is subjected to the action of external force in the daily life of the patient.
In order to achieve an integrated design of the implantable electrode arrangement, the implantable electrode arrangement comprises a base body, a first receiving element, a second receiving element, a signal processing unit and an electrode. The first receiving element, the second receiving element and the signal processing unit are all arranged in the substrate, and the electrodes are arranged on the outer surface of the substrate, so that all electronic elements are integrated on the substrate and are not connected with one another through long extension leads. During surgery, the physician merely opens a hole in the skull of the patient and secures the implantable electrode device to the skull. In the implantable electrode device, the first receiving element is configured to receive external relay energy, the signal processing unit is configured to process the relay energy to obtain an electrical signal and transmit the electrical signal to the electrode, and the second receiving element is configured to receive an external control signal to control the signal processing unit to transmit the electrical signal to the electrode. The base body is provided with an accommodating cavity so that the base body is provided with an inner surface, and the first receiving element, the second receiving element and the signal processing unit are arranged between the inner surface and the outer surface of the base body. The signal processing unit comprises a printed circuit board and a signal processing circuit etched on the printed circuit board, and the signal processing circuit is used for processing the relay energy to obtain an electric signal and transmitting the electric signal to the electrode. Preferably, the printed circuit board is a flexible printed circuit board, and the first receiving element and the second receiving element are both disposed on the printed circuit board. Thus, by bending the flexible printed circuit board, the printed circuit board can be guided between the inner surface and the outer surface of the base body. Therefore, the purpose of integrating the first receiving element, the second receiving element and the signal processing circuit on the substrate is achieved.
Further, the embodiment of the present invention provides an implantable bioelectric stimulation system, including an external control device and the implantable electrode device, wherein the external control device is used for transmitting relay energy and control signals to the implantable electrode device
To make the objects, advantages and features of the present invention clearer, the implanted bioelectric stimulation system provided by the present invention will be described in further detail with reference to the accompanying drawings and preferred embodiments. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
Fig. 3 is a schematic structural diagram of an implantable electrode device according to an embodiment of the present invention. As shown in fig. 3, an embodiment of the present invention relates to an implantable electrode device, which includes a base 100, a first receiving element 210, a second receiving element 220, a signal processing unit 230, and an electrode 300. Wherein the substrate 100 has an outer surface and an inner surface, the inner surface enclosing to form a receiving cavity. The first receiving element 210, the second receiving element 220 and the signal processing unit 230 are all disposed between the outer surface and the inner surface (i.e. an interlayer is formed between the outer surface and the inner surface, and the first receiving element, the second receiving element and the signal processing unit are all disposed in the interlayer) and are used to jointly constitute a pulse generating device. In detail, the first receiving element 210 is configured to receive the relay energy from the outside. The signal processing unit 230 is electrically connected to the first receiving element 210 and the electrode 300, and the signal processing unit 230 is configured to process the relay energy to obtain an electrical signal and transmit the electrical signal to the electrode 300. The second receiving element 220 is also electrically connected to the signal processing unit 230 and is configured to receive a control signal from the outside, so as to control the signal processing unit 230 to transmit an electrical signal to the electrode 300 according to the control signal. The electrode 300 is disposed on an outer surface of the substrate 100 and serves to apply an electrical signal to a target point of interest.
In other words, in the implantable electrode device provided by the present invention, all the electronic components are disposed on the base 100, so that the implantable electrode device itself can generate an electrical signal and apply the electrical signal to a target point, and thus the implantable electrode device does not need to be connected to the pulse generator through an extension wire. The implanted electrode device is integrally in a slender rod shape, one end of the implanted electrode device extends into brain tissue below a skull, and the other end of the implanted electrode device is directly fixed with the skull. The doctor only needs to open a hole on the head of the patient during the operation, so that the operation difficulty is reduced, the operation time is saved, the wound area of the patient is reduced, and the postoperative recovery of the patient is facilitated.
Further, the signal processing unit 230 includes a printed circuit board and a signal processing circuit etched on the printed circuit board, and the signal processing circuit is configured to process the relay energy received by the first receiving element 210 so as to convert the relay energy into an electrical signal. Optionally, the signal processing circuit includes an amplifying circuit and a waveform converting circuit, wherein an input terminal of the amplifying circuit is electrically connected to the first receiving element 210, an output terminal of the amplifying circuit is connected to an input terminal of the waveform converting circuit, and an output terminal of the waveform converting circuit is electrically connected to the electrode 300. In this way, the relay energy received by the first receiving element 210 is processed by the signal processing circuit and then converted into an electrical signal, and the electrical signal is transmitted to the electrode 300, and then acted on a target by the electrode 300, so as to perform electrical stimulation treatment on a patient.
The Printed Circuit board is preferably a Flexible Printed Circuit (PFC). The flexible printed circuit board has the characteristics of small size, light weight, thinness, softness and flexibility on the basis of providing excellent electric conductivity, meets the design requirement of high-density installation, and can be freely bent, wound and folded according to spatial layout so as to achieve the purpose of integrating the assembly of electronic components and the connection of wires. That is, the signal processing circuit is etched on the flexible printed circuit board, and the first receiving element 210 and the second receiving element 220 are disposed on the flexible printed circuit board, and by bending the flexible printed circuit board, the first receiving element 210, the second receiving element 220 and the signal processing circuit can be conveniently and integrally disposed between the outer surface and the inner surface of the substrate 100, thereby reducing the difficulty in manufacturing the implantable electrode device. In addition, the flexible printed circuit board also has good heat dissipation and reliability, and can meet the requirement of performance stability of the implanted electrode device.
The signal processing unit 230 is arranged between the inner surface and the outer surface of the base body 100, so that the volume of the electrode device for implantation is reduced as much as possible, the outer surface of the base body 100 is not uneven, the outer surface of the base body 100 is smooth, and the damage to the skull is reduced.
Alternatively, the number of the first receiving elements 210 is two, and the two first receiving elements 210 are arranged on the printed circuit board at intervals along the axial direction of the base body 100. Preferably, two first receiving elements 210 are disposed adjacent to both axial sides of the printed circuit board, respectively. In addition, the second receiving element 220 may be a dipole antenna, and the external control signal received by the second receiving element is a radio frequency control signal, so that the signal processing unit 230 transmits a pulse electrical signal to the electrode 300.
In the present embodiment, the implantable electrode device generates an electrical signal using Wireless Power Transfer (WPT) technology. That is, after the implantable electrode device is implanted in the skull, an external control device converts the electric energy into relay energy, and then transmits the relay energy, and the relay energy is received by the first receiving element 210, transmitted to the signal processing unit 230 (as shown in fig. 4), processed by the signal processing unit 230, and then converted into an electric signal. Optionally, in some implementations, the implantable electrode device uses an Inductive Wireless Power Transfer (IWPT) method to perform Wireless Power transmission, that is, the Power transmission is performed by using the principle of electromagnetic induction, so that the relay energy may be magnetic field energy, and the first receiving element 210 may be an induction coil. In other implementations, the implantable electrode device performs wireless transmission of electric energy by using Electrical radiation Coupling (Electrical radiation Coupling), that is, the relay energy is electromagnetic waves, and the first receiving element 210 is a Coupling contact disposed on the signal processing unit 230. In this embodiment, it is preferable to use the electromagnetic radiation mode to perform wireless transmission of electric energy, because the electromagnetic radiation can realize long-distance transmission, and the external control device is not limited by a specific location, so that the use is more convenient and flexible.
Further, the implantable electrode device further comprises a visualization element 400, and the visualization element 400 is disposed on the outer surface of the substrate 100. During the operation, the doctor determines the position of the substrate 100 on the head of the patient by means of an imaging device such as a tomography, and based on the developing member 400. In this embodiment, the visualization element 400 is a visualization ring, and the visualization element 400 can be made of various radiopaque visualization materials.
In addition, in the present embodiment, the number of the electrodes 300 may be plural (plural includes two or more), and the plural electrodes 300 are arranged at intervals along the axial direction of the base 100. In a preferred embodiment, the number of the electrodes 300 may be set to four for performing electrical stimulation therapy on four target points of the head of the patient.
Further, the implantable electrode device of the present embodiment is used with an external control device to form an implantable bioelectric stimulation system. The external control device is used to control the signal processing unit 230 to generate a pulse electrical signal, that is, the external control device may transmit relay energy to the first receiving element 210 and transmit a control signal to the second receiving element 220. In particular, the external control device may include a power transmitter and a radio frequency signal transmitter. Wherein the electric energy transmitter is configured to convert the electric energy into relay energy and transmit the relay energy to the first receiving element 210. In this embodiment, the power transmitter may be a microwave transmitting source 500, so as to cooperate with the coupling contact to realize the electric radiation coupling transmission of the power. The radio frequency signal transmitter is used to transmit a control signal to the second receiving element 220.
Generally, the substrate 100 is made of polycarbonate or polyurethane, and is designed to be a hollow cylindrical structure, and the substrate 100 is relatively soft and flexible, and is not easy to implant. Based on this, the implanted bioelectric stimulation system further comprises a guide wire 500, and the guide wire 500 is relatively hard and can be used for assisting implantation. Specifically, during the operation, the guide wire 500 is inserted into the receiving cavity of the base 100, and the base 100 is supported by the guide wire 500, so that the base 100 maintains axial rigidity and is not easily deformed. During implantation, the physician may also perform an intraoperative examination using the guidewire 500 in conjunction with an intraoperative testing device to determine whether the substrate 100 is implanted at the desired location. After the matrix 100 is implanted in place, the physician affixes the matrix 100 to the skull of the patient and withdraws the guide wire from the matrix 100. It is to be understood that the base 100 may be secured to the patient's skull using a conventional skull lock. In another embodiment, one end of the electrode 300 is connected to the outer surface of the base 100, and the other end extends from the outer surface of the base 100 to form a bayonet for connecting the implantable electrode device to the cranial crown.
The embodiment of the utility model provides an implanted electrode device includes base member, first receiving element, second receiving element, signal processing unit and electrode. The base body is provided with an outer surface and an inner surface, the inner surface is enclosed to form an accommodating cavity, and the first receiving element, the second receiving element and the signal processing unit are arranged between the outer surface and the inner surface; the first receiving element is used for receiving external relay energy, the signal processing unit is connected with the first receiving unit and the electrode and used for processing the relay energy to obtain an electric signal and transmitting the electric signal to the electrode, and the second receiving unit is connected with the signal processing unit and used for receiving an external control signal and controlling the signal processing unit to transmit the electric signal to the electrode. The electrode is arranged on the outer surface of the substrate and is used for applying an electric signal to a target point. The implanted electrode device can generate an electric signal, can act on a target spot, and is integrally implanted into the skull of a patient, so that the operation of a doctor is simplified, the operation risk is reduced, the postoperative recovery of the patient is facilitated, and the daily life of the patient is not influenced.
Although the present invention is disclosed above, it is not limited thereto. Various modifications and alterations of this invention may be made by those skilled in the art without departing from the spirit and scope of this invention. Thus, if such modifications and variations of the present invention fall within the scope of the equivalent technology of the present invention, the present invention is also intended to include such modifications and variations.
Claims (14)
1. An implanted electrode device is characterized by comprising a base body, a first receiving element, a second receiving element, a signal processing unit and an electrode; wherein:
the base body is provided with an outer surface and an inner surface, and the inner surface is enclosed to form an accommodating cavity; the first receiving element, the second receiving element and the signal processing unit are all arranged between the outer surface and the inner surface; the first receiving element is used for receiving external relay energy; the signal processing unit is electrically connected with the first receiving element and the electrode, and is used for processing the relay energy to obtain an electric signal and transmitting the electric signal to the electrode; the second receiving element is electrically connected with the signal processing unit and used for receiving an external control signal so as to control the signal processing unit to transmit the electric signal to the electrode; the electrode is arranged on the outer surface of the substrate and used for applying the electric signal to a target spot.
2. The implantable electrode device of claim 1, wherein the receiving lumen is configured to receive a guidewire.
3. The implantable electrode device according to claim 1, wherein the signal processing unit comprises a printed circuit board and a signal processing circuit etched on the printed circuit board, an input end of the signal processing circuit is electrically connected to the first receiving element and the second receiving element, and an output end of the signal processing circuit is electrically connected to the electrode.
4. The implantable electrode device of claim 3, wherein the printed circuit board is a flexible printed circuit board.
5. The implantable electrode device of claim 3 or 4, wherein the signal processing circuit comprises an amplification circuit and a waveform conversion circuit; the input end of the amplifying circuit is connected with the first receiving element and the second receiving element, the output end of the amplifying circuit is connected with the input end of the waveform conversion circuit, and the output end of the waveform conversion circuit is electrically connected with the electrode.
6. The implantable electrode device of claim 1, wherein the first receiving element is a coupling contact disposed on the signal processing unit; or, the first receiving element is an induction coil.
7. The implantable electrode device of claim 1, wherein the second receiving element is a dipole antenna.
8. The implantable electrode device of claim 1, further comprising a visualization element disposed on an outer surface of the substrate.
9. The implantable electrode device according to claim 1, wherein the base body has a hollow cylindrical structure, the electrodes have an annular structure and are disposed on an outer surface of the base body, and the number of the electrodes is plural, and the plural electrodes are spaced apart from each other along an axial direction of the base body.
10. The implantable electrode device of claim 9, wherein the number of electrodes is four.
11. An implantable bioelectric stimulation system, comprising an implantable electrode arrangement according to any of claims 1-10 and an external control device for transmitting at least one of said relayed energy and said control signal to said implantable electrode arrangement.
12. The implantable bioelectric stimulation system according to claim 11, wherein said external control device comprises an electrical energy transmitter for converting electrical energy into said relayed energy and transmitting said relayed energy to said first receiving element.
13. The implantable bioelectric stimulation system according to claim 11 or 12, wherein said external control device comprises a radio frequency transmitter for transmitting a control signal to said second receiving element.
14. The implantable bioelectric stimulation system according to claim 11, further comprising a guide wire removably disposed in said receiving cavity of said base.
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| CN202021248600.7U CN212416669U (en) | 2020-06-30 | 2020-06-30 | Implanted electrode device and implanted bioelectric stimulation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113713259A (en) * | 2021-11-02 | 2021-11-30 | 上海神奕医疗科技有限公司 | Implanted electrode and implanted electrical stimulation system |
| CN117297617A (en) * | 2021-05-27 | 2023-12-29 | 徐志强 | Implantable brain-computer interface |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117297617A (en) * | 2021-05-27 | 2023-12-29 | 徐志强 | Implantable brain-computer interface |
| CN113713259A (en) * | 2021-11-02 | 2021-11-30 | 上海神奕医疗科技有限公司 | Implanted electrode and implanted electrical stimulation system |
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