CN203458691U - Implantable neural electrical stimulation system - Google Patents
Implantable neural electrical stimulation system Download PDFInfo
- Publication number
- CN203458691U CN203458691U CN201320499666.7U CN201320499666U CN203458691U CN 203458691 U CN203458691 U CN 203458691U CN 201320499666 U CN201320499666 U CN 201320499666U CN 203458691 U CN203458691 U CN 203458691U
- Authority
- CN
- China
- Prior art keywords
- pulse generator
- signal
- outfan
- pulse
- patient
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Electrotherapy Devices (AREA)
Abstract
The utility model is suitable for the medical instrument field and provides an implantable neural electrical stimulation system. The system comprises an electrode array, a pulse generator and an external charger which is arranged out of a patient and carries out wireless power supply on the pulse generator by using electromagnetic coupling. The pulse generator comprises a charging circuit. The charging circuit comprises a second inductance coil. The external charger comprises a cell, an oscillator and a first inductance coil. The oscillator converts a direct current output by the cell into a high frequency alternating current. The first inductance coil outputs the high frequency alternating current to the second inductance coil through the electromagnetic coupling. Based on a current state, the system comprises the external charger which is arranged out of the patient and provides power for the pulse generator by using a near-field electromagnetic coupling technology. The external charger can directly drive the pulse generator to work so that the service life of the system is prolonged; the patient does not need a reoperation because of the service life of the cell and pain is eliminated; and economical burdens are reduced. The system possesses great application and popularization values.
Description
Technical field
This utility model belongs to medical instruments field, relates in particular to a kind of implantable neural electrical stimulator.
Background technology
Nervous system disease to some type, as parkinson disease, epilepsy, intractable pain, torsion spasm, spasmodic torticollis, chorea etc., common drug is treated and surgical operation therapy clinically, but easily has side effects and complication.For this reason, a kind of implantable neural electrical stimulator for the treatment of this type of nervous system disease has been proposed, this system is carried out chronic electric pulse stimulation (as: to Parkinsonian's thalamic nuclei and pallidal stimulation by the corresponding target spot in various disease patient body, to vagal stimulation of epileptic etc.), play the effect of etiological treatment, be a kind of reversible neuroregulation therapeutic modality, be subject to paying close attention to widely.
The implantable neural electrical stimulator that prior art provides comprises one or more stimulating electrodes that are implanted in corresponding target position in patient body, and far away and by wire, connect the pulse generator of stimulating electrode in a patients with implantation body, apart from target position.When treating, pulse generator to stimulating electrode, send there is certain pulse amplitude, the electric pulse of pulse width and impulse stimulation frequency, to stimulate corresponding target spot, realize therapeutic purposes.In order to realize the setting of pulse amplitude, pulse width and impulse stimulation frequency to electric pulse, this system also can further comprise a programmable device, doctor or patient arrange pulse amplitude, pulse width and the impulse stimulation frequency of electric pulse by this programmable device, so that pulse generator produces corresponding electric pulse, thereby realize the most effectively treatment to patient.
But in the above-mentioned implantable neural electrical stimulator that prior art provides, pulse generator in patients with implantation body adopts not rechargeable battery to maintain work, the life-span of rechargeable battery is not generally three to five years for this, once running down of battery, patient need undergo surgery again, increased patient's body and mind misery and financial burden, applicability is poor.
Utility model content
The purpose of this utility model is to provide a kind of implantable neural electrical stimulator, and the implantable neural electrical stimulator that being intended to solve prior art provides adopts not rechargeable battery, has increased patient's body and mind misery and financial burden, the problem that applicability is poor.
This utility model is achieved in that a kind of implantable neural electrical stimulator, comprising:
The electrod-array of the corresponding target position in patients with implantation body;
Be arranged on the external charger outside described patient body, the first inductance coil that described external charger comprises battery, connects described battery and the DC inverter of described battery output is become to the agitator of high-frequency alternating current and connects the outfan of described agitator;
Implant in described patient body and the pulse generator being electrically connected to described electrod-array, described pulse generator comprises charging circuit, and described charging circuit comprises the second inductance coil of responding to the described high-frequency alternating current of described the first inductance coil output by electromagnetic coupled.
Wherein, described charging circuit also can comprise:
Input connects the two ends of described the second inductance coil, the high-frequency alternating current that described the second inductance coil is sensed amplifies and rear voltage gain and the rectification circuit of exporting DC signal of rectification processing.
Now, in one case, described charging circuit also can comprise:
Input connects the outfan of described voltage gain and rectification circuit, the manostat that described DC signal is carried out to voltage stabilizing processing; Described pulse generator also comprises:
The control unit that connects the first outfan of described manostat;
Connect described control unit, by described control unit, obtain the DC signal of described the first outfan output and utilize described DC signal to obtain thering is the electric pulse of pulse parameter and export described electric pulse to the signal processing unit of described electrod-array.
And in another case, described charging circuit also can comprise:
Input connects the outfan of described voltage gain and rectification circuit, the manostat that described DC signal is carried out to voltage stabilizing processing; Described pulse generator also comprises:
The control unit that connects the first outfan of described manostat;
The energy storage unit that the second outfan that input connects described manostat connects described control unit to store DC signal and the outfan of described manostat by described the second outfan output;
Connect described control unit, by described control unit, obtain the DC signal of described the first outfan output or the DC signal of described energy storage unit output and utilize described DC signal to obtain thering is the electric pulse of pulse parameter and export described electric pulse to the signal processing unit of described electrod-array.
Said system also can comprise:
Outfan connects described pulse generator, respond to described patient's physiology signal and export the sensor unit of corresponding human body physiological state parameter.
Wherein, described sensor unit can comprise:
At least one is arranged on the sensor that described patient body is outer, respond to described patient's physiology signal and described physiology signal is converted to human body physiological state parameter;
Connect described sensor and connect described pulse generator by second wireless network, send to described pulse generator to adjust the second wireless transceiver of described pulse parameter described human body physiological state parameter.
In said system, described sensor can be electroencephalo, acceierometer sensor or pressure transducer; Described second wireless network can be radio frequency network or blueteeth network; Described sensor unit can be integrated in described pulse generator.
The implantable neural electrical stimulator that this utility model provides is on existing basis, also comprised and be arranged on the external charger that patient body is outer and utilize near field electromagnetic coupling technique to power to pulse generator, the directly drive-pulse generator work of this external charger, thereby extended the service life of system, eliminate patient because battery is former thereby the misery of operation again and patient's financial burden, there is very large application and promotional value.
Accompanying drawing explanation
Fig. 1 is the logic diagram of the implantable neural electrical stimulator that provides of this utility model;
Fig. 2 is the circuit diagram of the implantable neural electrical stimulator that provides of this utility model embodiment mono-;
Fig. 3 is the structure chart of pulse generator in this utility model embodiment mono-;
Fig. 4 is the circuit diagram of the implantable neural electrical stimulator that provides of this utility model embodiment bis-;
Fig. 5 is the circuit diagram of the implantable neural electrical stimulator that provides of this utility model embodiment tri-;
Fig. 6 is a kind of structure chart of sensor unit in this utility model embodiment tri-;
Fig. 7 is the another kind of structure chart of sensor unit in this utility model embodiment tri-;
Fig. 8 is the circuit diagram of the implantable neural electrical stimulator that provides of this utility model embodiment tetra-.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, and be not used in restriction this utility model.
The problem existing for existing implantable neural electrical stimulator, the utility model proposes a kind of implantable neural electrical stimulator, as shown in Figure 1, this system comprises in the electrod-array 1, patients with implantation body of the corresponding target position in patients with implantation body and the pulse generator 2 being electrically connected to electrod-array 1 and be arranged on the external charger 3 outside patient body.Wherein, pulse generator 2 can send electric pulse to electrod-array 1 by wire, thereby corresponding target spot is carried out to electric pulse stimulation treatment; External charger 3 is by charging or power to realize paired pulses generator 2 with pulse generator 2 electromagnetic coupled.Below with reference to embodiment, describe implementation of the present utility model in detail.
embodiment mono-
This utility model embodiment mono-has proposed a kind of implantable neural electrical stimulator, as shown in Figure 2, for convenience of explanation, only shows the part relevant to this utility model embodiment mono-.
The implantable neural electrical stimulator that this utility model embodiment mono-provides comprises: the electrod-array 1 of the corresponding target position in patients with implantation body; In patients with implantation body, be electrically connected to and send to electrod-array 1 pulse generator 2 of electric pulse with electrod-array 1; And in order to solve the powerup issue of pulse generator 2, be arranged on outside patient body and utilize electromagnetic coupled to pulse generator 2, to carry out the external charger 3 of wireless power.
Specifically, external charger 3 comprises the first inductance coil L1, battery 31, agitator 32.Wherein, the input of agitator 32 connects the output electrode of battery 31, and the first outfan of agitator 32 connects the first end of the first inductance coil L1, and the second outfan of agitator 32 connects the second end of the first inductance coil L1.Agitator 32 is supplied with the first inductance coil L1 after the DC inverter of battery 31 outputs is become to high-frequency alternating current, and the first inductance coil L1 exports this high-frequency alternating current by electromagnetic coupled to the second inductance coil.
Further, external charger 3 also can comprise resistance R 1, and now, an outfan of agitator 32 connects the first inductance coil L1 by resistance R 1.
In this utility model embodiment mono-, near position under the implantable clavicle in patient body of pulse generator 2 or chest; Electrod-array 1 comprises that at least one connects respectively the electrode of pulse generator 2 by wire, electrode can be implanted to by the sawtooth hole in patient's skull the corresponding target position in cerebral tissue, and electrode can consist of good biocompatibility, material that stability is high, preferably, electrode can be platinum electrode or platinum iridium alloy electrode; Connect under the implantable patient's of wire the skin of pulse generator 2 and electrod-array 1, and require the good biocompatibility of wire and have the feature of soft smooth, preferably, wire is the coated plain conductor of silicone rubber.
In this utility model embodiment mono-, external charger 3 refers to pulse generator 2 power supplies, direct drive-pulse generator 2 work of external charger 3, or to pulse generator 2, charge when pulse generator 2 has energy storage function.When 2 work of the direct drive-pulse generator of external charger 3, external charger 3 can be arranged on the medicated cap that patient wears or apart from the nearer utensil of patient.
Further, as shown in Figure 3, the charging circuit of pulse generator 2 can comprise the second inductance coil L2, voltage gain and the rectification circuit 21 of responding to the high-frequency alternating current of the first inductance coil L1 output by electromagnetic coupled, also can further comprise manostat 22; Pulse generator 2 also can comprise control unit 23 and signal processing unit 24.Wherein, the input of voltage gain and rectification circuit 21 connects the two ends of the second inductance coil L2, for the high-frequency alternating current that the second inductance coil L2 is sensed, amplifies and the rear output of rectification processing DC signal; The input of manostat 22 connects the outfan of voltage gain and rectification circuit 21, for the DC signal of voltage gain and rectification circuit 21 outputs is carried out to voltage stabilizing processing with filtering spike noise signal; Control unit 23 connects the first outfan of manostat 22; Signal processing unit 24 connection control units 23, for by control unit 23, obtain manostat 22 the first outfan output DC signal and utilize this DC signal to obtain the signal processing unit 24 that there is the electric pulse of certain pulses parameter and export to electrod-array, this pulse parameter refers to pulse amplitude, pulse width and/or the impulse stimulation frequency of electric pulse.
Further, pulse generator 2 also can comprise energy storage unit 25, and energy storage unit 25 connects the second outfan and the control unit 23 of manostat 22, for storing manostat 22 by the DC signal of the second outfan output.Now, control unit 23 can select the DC signal that switches the DC signal of energy storage unit 25 outputs or the first outfan output of manostat 22 as the DC signal to signal processing unit 24 outputs.For example, the DC signal of energy storage unit 25 outputs can be set as preferred input source, the in the situation that of energy storage unit 25 electric weight abundance, preferably from energy storage unit 25, obtain DC signal, in the situation of energy storage unit 25 energy shortages or fault, be just switched to from the first outfan of manostat 22 and directly obtain DC signal.
The implantable neural electrical stimulator that this utility model embodiment mono-provides is on existing basis, also comprised and be arranged on the external charger 3 that patient body is outer and utilize near field electromagnetic coupling technique to power to pulse generator 2, directly drive-pulse generator 2 work of this external charger 3, thereby extended the service life of system, eliminate patient because battery is former thereby the misery of operation again and patient's financial burden, there is very large application and promotional value.In addition, also rechargeable battery or electric capacity homenergic storage element 25 can be set in pulse generator 2, external charger 3 can charge to energy storage unit 25, under the condition of energy storage unit 25 energy abundances, pulse generator 2 directly obtains DC signal work from energy storage unit 25, and the in the situation that of energy storage unit 25 energy shortage, pulse generator 2 is switched to by external charger 3 and directly powers, thereby further facilitated patient's use, applicability further strengthens.
embodiment bis-
This utility model embodiment bis-has proposed a kind of implantable neural electrical stimulator, as shown in Figure 4, for convenience of explanation, only shows the part relevant to this utility model embodiment bis-.
Different from embodiment mono-, in order to realize the adjusting of paired pulses parameter, in embodiment bis-, implantable neural electrical stimulator also can comprise: be arranged on outside patient body and by the first wireless network and connect pulse generator 2, according to outside input instruction, to pulse generator 2, send pulse parameter and/or read current pulse parameter with the programmable device 4 of backup from pulse generator 2, wherein, outside input instruction can be the instruction that patient or doctor arrange.For example, the pulse parameter of the signal processing unit 24 in pulse generator 2 based on receiving from programmable device 4 generates corresponding electric pulse and exports to electrod-array 1, to realize the more effective treatment to patient.
In this utility model embodiment bis-, external charger 3 can be integrated in programmable device 4, also can be independent of programmable device 4.
In this utility model embodiment bis-, the first wireless network can be existing various short distance communication networks or the electric communication networks such as radio frequency network, blueteeth network, WIFI network.
The implantable neural electrical stimulator that this utility model embodiment bis-proposes is on the basis of embodiment mono-, also realized the adjusting of paired pulses parameter, doctor can be for patient's treatment situation, by programmable device 4, pulse parameter is set, thereby realized the more effective treatment to patient, further improved the applicability of system.
embodiment tri-
This utility model embodiment tri-has proposed a kind of implantable neural electrical stimulator, as shown in Figure 5, for convenience of explanation, only shows the part relevant to this utility model embodiment tri-.
In actual applications, in pulse parameter, the combination of each parameter component and target position all can affect the therapeutic effect to patient, specifically, the best of breed of each parameter component and the best region of target position can obtain best therapeutic effect, and the non-best of breed of each parameter component and the non-best region of target position not only therapeutic effect is poor, and can cause the energy of system consumption too much.For example, if in therapeutic process, the pulse amplitude in pulse parameter is too large or too little, pulse width is too wide or too narrow, stimulus frequency too soon or too slow etc., all can cause therapeutic effect insufficient, if target position is inaccurate, drop on close region, even may bring side effect.Therefore, be necessary therapeutic effect to evaluate.
For this reason, different with embodiment bis-from embodiment mono-, in embodiment tri-, implantable neural electrical stimulator also can comprise sensor unit 5, sensor unit 5 connects pulse generator 2, programmable device 4 and/or outer monitoring computer, for responding to patient's physiology signal and exporting corresponding human body physiological state parameter.Now, the human body physiological state parameter that sensor unit 5 carries out exporting in therapeutic process patient can be used as the basic data of evaluation system to patient treatment effect.Wherein, physiology signal can comprise that being not limited to is the bioelectrical signals of the human bodies such as eeg signal, heartbeat signal, blood pressure signal.
In one case, can utilize the human body physiological state parameter of sensor unit 5 outputs, adopt close-loop control mode to realize the automatic adjusting of paired pulses parameter.Now, as shown in Figure 6, sensor unit 5 can comprise: at least one sensor 51, and sensor 51 is arranged on outside patient body, for responding to patient's physiology signal and converting physiology signal to human body physiological state parameter; The second wireless transceiver 52, the second wireless transceiver 52 connecting sensors 51 also connect pulse generator 2 by second wireless network, for human body physiological state parameter is sent to pulse generator 2, afterwards, signal processing unit 24 in pulse generator 2 utilizes control algolithm, by the compare of analysis with the normal value prestoring by human body physiological state parameter, automatically adjust pulse parameter and export corresponding electric pulse.
In another case, the human body physiological state parameter of reference sensor unit 5 outputs, adopts open loop control mode to realize the adjusting of paired pulses parameter.Now, as shown in Figure 7, sensor unit 5 can comprise: at least one sensor 51, and sensor 51 is arranged on outside patient body, for responding to patient's physiology signal and converting physiology signal to human body physiological state parameter; The first wireless transceiver 53, the first wireless transceiver 53 connecting sensors 51 also connect programmable device 4 and/or outer monitoring computer by second wireless network, for human body physiological state parameter being sent to outer monitoring computer and/or directly human body physiological state parameter is sent to outer monitoring computer by programmable device 4, afterwards, doctor or patient are with reference to the human body physiological state parameter of outer monitoring Computer display, regulate the pulse parameter of programmable device 4 outputs, to realize open loop, control.
Certainly, in actual applications, sensor unit 5 also can compatible above-mentioned two situations, that is to say, sensor unit 5 can comprise the second wireless transceiver 52 and the first wireless transceiver 53 simultaneously, and its work process as mentioned above, is not repeated herein.
In this utility model embodiment tri-, sensor 51 can be that electroencephalo, acceierometer sensor, pressure transducer or other have the sensor of bio electricity measuring ability.
In this utility model embodiment tri-, according to the difference of the bioelectrical signals of need induction, sensor unit 5 can be integrated in pulse generator 2, also can be arranged on outside patient body separately.For example, if sensor 51 is electroencephalos, sensor unit 5 can be integrated in pulse generator 2, if sensor 51 is speedometer transducer and/or pressure transducer, sensor unit 5 is arranged on outside patient body separately.
In this utility model embodiment tri-, second wireless network can be existing various short distance communication networks or the electric communication networks such as radio frequency network, blueteeth network, WIFI network.
The implantable neural electrical stimulator that this utility model embodiment tri-proposes is on the basis of embodiment mono-and embodiment bis-, also increased human body physiological signal and exported the sensor unit 5 of human body physiological state parameter, this human body physiological state parameter can be used as the basic data of evaluation system therapeutic effect.In addition, system also can further be utilized this human body physiological state parameter, realizes adjusted open loop or the closed-loop adjustment of paired pulses parameter, has further optimized systematic function, has improved the applicability of system.
embodiment tetra-
This utility model embodiment tetra-has proposed a kind of implantable neural electrical stimulator, as shown in Figure 8, for convenience of explanation, only shows the part relevant to this utility model embodiment tetra-.
Different with embodiment tri-from embodiment mono-, embodiment bis-, in embodiment tetra-, implantable neural electrical stimulator also can comprise hand controller 6, hand controller 6 connects pulse generator 2 by the 3rd wireless network, for according to the unlatching of patient or doctor's input instruction clamp-pulse generator 2 or close and monitor the current dump energy of pulse generator 2 and send alarm signal during lower than preset value when dump energy.Alarm signal wherein can be one or more combination in voice signal, optical signal, panel information.
In this utility model embodiment tetra-, the 3rd wireless network can be existing various short distance communication networks or the electric communication networks such as radio frequency network, blueteeth network, WIFI network.
The implantable neural electrical stimulator that this utility model embodiment tetra-proposes is on the basis of embodiment mono-, embodiment bis-and embodiment tri-, also increased and whether can control system works and monitor pulse generator 2 current residual electric weight and also when dump energy, send the hand controller 6 of prompt messages during lower than preset value when dump energy, thereby further optimized systematic function, facilitate patient and doctor's use, improved the applicability of system.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. an implantable neural electrical stimulator, is characterized in that, described system comprises:
The electrod-array of the corresponding target position in patients with implantation body;
Be arranged on the external charger outside described patient body, the first inductance coil that described external charger comprises battery, connects described battery and the DC inverter of described battery output is become to the agitator of high-frequency alternating current and connects the outfan of described agitator;
Implant in described patient body and the pulse generator being electrically connected to described electrod-array, described pulse generator comprises charging circuit, and described charging circuit comprises the second inductance coil of responding to the described high-frequency alternating current of described the first inductance coil output by electromagnetic coupled.
2. implantable neural electrical stimulator as claimed in claim 1, is characterized in that, described charging circuit also comprises:
Input connects the two ends of described the second inductance coil, the high-frequency alternating current that described the second inductance coil is sensed amplifies and rear voltage gain and the rectification circuit of exporting DC signal of rectification processing.
3. implantable neural electrical stimulator as claimed in claim 2, is characterized in that, described charging circuit also comprises:
Input connects the outfan of described voltage gain and rectification circuit, the manostat that described DC signal is carried out to voltage stabilizing processing;
Described pulse generator also comprises:
The control unit that connects the first outfan of described manostat;
Connect described control unit, by described control unit, obtain the DC signal of described the first outfan output and utilize described DC signal to obtain thering is the electric pulse of pulse parameter and export described electric pulse to the signal processing unit of described electrod-array.
4. implantable neural electrical stimulator as claimed in claim 2, is characterized in that, described charging circuit also comprises:
Input connects the outfan of described voltage gain and rectification circuit, the manostat that described DC signal is carried out to voltage stabilizing processing;
Described pulse generator also comprises:
The control unit that connects the first outfan of described manostat;
The energy storage unit that the second outfan that input connects described manostat connects described control unit to store DC signal and the outfan of described manostat by described the second outfan output;
Connect described control unit, by described control unit, obtain the DC signal of described the first outfan output or the DC signal of described energy storage unit output and utilize described DC signal to obtain thering is the electric pulse of pulse parameter and export described electric pulse to the signal processing unit of described electrod-array.
5. implantable neural electrical stimulator as claimed in claim 1, is characterized in that, described system also comprises:
Outfan connects described pulse generator, respond to described patient's physiology signal and export the sensor unit of corresponding human body physiological state parameter.
6. implantable neural electrical stimulator as claimed in claim 5, is characterized in that, described sensor unit comprises:
At least one is arranged on the sensor that described patient body is outer, respond to described patient's physiology signal and described physiology signal is converted to human body physiological state parameter;
Connect described sensor and connect described pulse generator by second wireless network, send to described pulse generator to adjust the second wireless transceiver of described pulse parameter described human body physiological state parameter.
7. implantable neural electrical stimulator as claimed in claim 6, is characterized in that, described sensor is electroencephalo, acceierometer sensor or pressure transducer;
Described second wireless network is radio frequency network or blueteeth network;
Described sensor unit is integrated in described pulse generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499666.7U CN203458691U (en) | 2013-08-15 | 2013-08-15 | Implantable neural electrical stimulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320499666.7U CN203458691U (en) | 2013-08-15 | 2013-08-15 | Implantable neural electrical stimulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203458691U true CN203458691U (en) | 2014-03-05 |
Family
ID=50171073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320499666.7U Expired - Lifetime CN203458691U (en) | 2013-08-15 | 2013-08-15 | Implantable neural electrical stimulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203458691U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399181A (en) * | 2014-12-01 | 2015-03-11 | 苏州景昱医疗器械有限公司 | Deep brain stimulation device |
| US9393420B2 (en) | 2012-03-09 | 2016-07-19 | Enteromedics Inc. | Safety features for use in medical devices |
| CN107106834A (en) * | 2014-10-03 | 2017-08-29 | 波士顿科学医学有限公司 | System and method for neural stimulation therapy |
| CN107158562A (en) * | 2017-04-28 | 2017-09-15 | 中国人民解放军第三军医大学第附属医院 | Couple electrical energy power transfering device inside and outside spinal cord stimulation trial Special body |
| CN114849063A (en) * | 2022-07-05 | 2022-08-05 | 苏州景昱医疗器械有限公司 | Extracorporeal charger, program-controlled system, and computer-readable storage medium |
| CN115192900A (en) * | 2021-09-29 | 2022-10-18 | 北京品驰医疗设备有限公司 | Wireless battery charging outfit of wear-type and deep brain electricity stimulating system |
| CN118356581A (en) * | 2024-05-24 | 2024-07-19 | 超目科技(北京)有限公司 | Intelligent electrical stimulation control system for nystagmus |
-
2013
- 2013-08-15 CN CN201320499666.7U patent/CN203458691U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9393420B2 (en) | 2012-03-09 | 2016-07-19 | Enteromedics Inc. | Safety features for use in medical devices |
| CN107106834A (en) * | 2014-10-03 | 2017-08-29 | 波士顿科学医学有限公司 | System and method for neural stimulation therapy |
| CN107106834B (en) * | 2014-10-03 | 2021-06-11 | 波士顿科学医学有限公司 | Systems and methods for neurostimulation therapy |
| CN104399181A (en) * | 2014-12-01 | 2015-03-11 | 苏州景昱医疗器械有限公司 | Deep brain stimulation device |
| CN107158562A (en) * | 2017-04-28 | 2017-09-15 | 中国人民解放军第三军医大学第附属医院 | Couple electrical energy power transfering device inside and outside spinal cord stimulation trial Special body |
| CN107158562B (en) * | 2017-04-28 | 2020-08-28 | 中国人民解放军第三军医大学第一附属医院 | Special in vivo and vitro electric energy coupling power transmission device for spinal cord electrical stimulation |
| CN115192900A (en) * | 2021-09-29 | 2022-10-18 | 北京品驰医疗设备有限公司 | Wireless battery charging outfit of wear-type and deep brain electricity stimulating system |
| CN115192900B (en) * | 2021-09-29 | 2023-09-05 | 北京品驰医疗设备有限公司 | Head-mounted wireless charging equipment and deep brain electrical stimulation system |
| CN114849063A (en) * | 2022-07-05 | 2022-08-05 | 苏州景昱医疗器械有限公司 | Extracorporeal charger, program-controlled system, and computer-readable storage medium |
| CN118356581A (en) * | 2024-05-24 | 2024-07-19 | 超目科技(北京)有限公司 | Intelligent electrical stimulation control system for nystagmus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203458691U (en) | Implantable neural electrical stimulation system | |
| JP7161585B2 (en) | Wireless implantable power receiver system and method | |
| US10452143B2 (en) | Apparatus and method of implantable bidirectional wireless neural recording and stimulation | |
| JP5224478B2 (en) | Neural stimulation system for measuring patient activity | |
| CN105025984B (en) | Devices and methods for connecting implantable devices to wireless energy | |
| CN101648053B (en) | Double-channel embedded nerve stimulator | |
| CN105377365B (en) | For determining the external device (ED) to the optimization implantable medical device of patient using the information determined in the outside trial stimulus stage | |
| EP3310431A1 (en) | External powering of implantable medical device dependent on energy of provided therapy | |
| CN105407964A (en) | Systems of providing modulation therapy without perception | |
| JP2009519771A (en) | Techniques for sensing and adjusting the compliance voltage of implantable stimulators | |
| CN103785105B (en) | A kind of patient controller, implantable nerve stimulating system and feedback regulation method | |
| CN104623808A (en) | Deep brain stimulation system | |
| CN109011145A (en) | A kind of Multifunctional ear Vagus nerve stimulation instrument | |
| Peckham et al. | Implantable neural stimulators | |
| EP2849841B1 (en) | Implantable wireless therapy system | |
| WO2014137936A1 (en) | A distributed neuro-modulation system with auxiliary stimulation-recording control units | |
| WO2023108176A1 (en) | Systems and methods for vagus nerve stimulation with closed-loop monitoring | |
| CN104411359A (en) | Neurostimulation system for enabling magnetic field sensing with a shut-down hall sensor | |
| CN202876088U (en) | Patient controller and implantable nerve stimulating system | |
| CN106730342B (en) | Implanted sacral nerve stimulator with electrode displacement prompt function | |
| CN105477785B (en) | Medical electronic device | |
| CN106492347A (en) | A kind of vagus nerve stimulator electronic prescription configuration system of quickly-chargeable | |
| Haci et al. | Key considerations for power management in active implantable medical devices | |
| CN114602058A (en) | Minimally invasive time interference stimulator | |
| Martínez et al. | Trends in volumetric-energy efficiency of implantable neurostimulators: a review from a circuits and systems perspective |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140305 |
|
| CX01 | Expiry of patent term |