CN109173042A - A kind of vns device for weight-reducing - Google Patents
A kind of vns device for weight-reducing Download PDFInfo
- Publication number
- CN109173042A CN109173042A CN201811161573.7A CN201811161573A CN109173042A CN 109173042 A CN109173042 A CN 109173042A CN 201811161573 A CN201811161573 A CN 201811161573A CN 109173042 A CN109173042 A CN 109173042A
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- China
- Prior art keywords
- reducing
- weight
- electrode
- controller
- vns
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/0404—Electrodes for external use
- A61N1/0472—Structure-related aspects
- A61N1/0484—Garment electrodes worn by the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36036—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation of the outer, middle or inner ear
Abstract
The present invention discloses a kind of vns device for weight-reducing, it include: controller, stimulation signal generator and two electrode fixing devices, a positive electrode and a negative electrode are provided on each electrode fixing device, each electrode fixing device is connected with the stimulation signal generator；Wherein, earplug and hook are provided on the electrode fixing device, the cavity of concha of the corresponding contact people of the earplug, the cymba of the corresponding contact people of hook, the positive electrode and the negative electrode are distributed on the earplug and the hook.Vns device for weight-reducing of the invention can treat the diseases such as obesity by auricular branch of vagus nerve, patient on medication is not needed, does not need to carry out implantation surgery, does not need stimulate through cranium, cost is relatively low, will not bring adverse reaction and side effect to patient.
Description
Technical field
The invention belongs to medical health device fields, more particularly to a kind of vns device for weight-reducing.
Background technique
Vagus nerve is the 10th pair of cranial nerve, is a pair that longest is most wide with distribution in cranial nerve, contains somatesthesia fibre
Four kinds of dimension, visceral sensory fiber, somatic movement fiber and visceral motor fiber fibre compositions dominate respiratory system and Digestive
Feeling, movement and the secretion of body of gland of the most organs and heart of system.The study found that obesity symptom and vagus nerve
Closely related, for these symptoms, traditional treatment method is drug therapy, but prolonged administration of drugs can be brought inevitably
Side effects.Auricle due to there is a Substance P abundant, and auricular branch of vagus nerve be can reach it is corticocerebral unique
Periphery access, also have inseparable contact with internal organ function.And the existing electrical stimulation scheme for obesity requires
Stimulator is placed in stomach portion or spinal cord by Minimally Invasive Surgery, operation risk is big, device damage is not easy replacement and expensive,
And drug therapy slow effect, and have side effect, it is more through cranium galvanic current stimulation, repetitive transcranial magnetic stimulation adverse reaction, be not easy by
Patient receives.
Summary of the invention
In consideration of it, it is an object of the invention to propose a kind of vns device for weight-reducing, which can lead to
It crosses auricular branch of vagus nerve to treat obesity symptom disease, does not need patient on medication, do not need to carry out implantation surgery, no
It needs to carry out to stimulate through cranium, cost is relatively low, will not bring adverse reaction and side effect to patient.
The contents of the present invention propose a kind of vns device for weight-reducing, comprising: controller, stimulus signal hair
Device and two electrode fixing devices are given birth to, are provided with a positive electrode and a negative electrode on each electrode fixing device,
Each electrode fixing device is connected with the stimulation signal generator；Wherein, it is arranged on the electrode fixing device
There are earplug and hook, the cavity of concha of the corresponding contact people of the earplug, the cymba of the corresponding contact people of hook, the positive electrode
It is distributed on the earplug and the hook with the negative electrode.
Vns device according to the present invention for weight-reducing, controller control stimulus signal transmitter and generate electricity
Stimulus signal is pressed, and positive electrode and negative electrode in electrode fixing device, positive electrode and negative electricity are sent the signal to by conducting wire
Pole is separately positioned on the earplug and hook on electrode fixing device, or on the contrary, is separately positioned on electrode fixing device
Hook and earplug on, the cavity of concha of the corresponding contact people of electrode on earplug, the cymba of the corresponding contact people of electrode on hook,
Auricular branch of vagus nerve can be stimulated with this, regulate and control brain appetite control center, and then reduce appetite, fat reducing loss of weight.It is not required to
In vivo by stimulator merging, that is, it can reach the same effect of similar therapeutic modality, securely and reliably, also do not need to stimulate through cranium,
Patient's adverse reaction will not be caused, patient is acceptant.
Vns device for weight-reducing of the invention also has following optional feature.
It optionally, further include bluetooth module, the bluetooth module can be connect with wireless terminal signals such as mobile phones.
Vns device according to the present invention for weight-reducing, bluetooth module is by CC541 Bluetooth chip and its side
Road circuit composition, it is the combination of bluetooth RF and 8051 that CC2540, which is single mode BLE chip, and included FLASH and 8kB RAM is suitble to count
According to the low communication of few frequency.
Optionally, the stimulation signal generator includes booster circuit module and ADC converter, and the ADC converter connects
It connects between booster circuit module and the signal output end of the controller.
Vns device according to the present invention for weight-reducing, the number that ADC converter exports controller are believed
Number it is converted into the modulus signal of waveform, and is amplified by booster circuit module and form boosted voltage signal.
Optionally, the boost module includes voltage source, is connected with inductance on the anode of the voltage source, the inductance with
It is connected with triode between the cathode of the voltage source, is also parallel with capacitor between the inductance and the cathode of the voltage source,
Diode is provided between the capacitor and the inductance, the permission current direction of the diode is directed toward the capacitor, described
Anode and the positive electrode direct or indirect connection of capacitor, the signal input part phase of the ADC converter and the triode
Connection.
Vns device according to the present invention for weight-reducing, when the signal receiving end of triode receives control
When the signal that device issues, other both ends conducting of triode is equivalent to conducting wire, and at this moment, voltage source input voltage flows through inductance, and two
Pole pipe places capacitor and discharges over the ground, and what it is due to input is direct current, so the electric current on inductance is linearly increasing with certain ratio,
With the increase of inductive current, energy is stored in inductance.When triode cut-off, circuit originally is disconnected, and inductance passes through new electricity
Road electric discharge, i.e. inductance start to capacitor charging, and capacitor both end voltage increases, and boosting finishes.
Optionally, the positive of the capacitor is connected with multiple gain amplifiers between the positive electrode.
Vns device according to the present invention for weight-reducing, can be by capacitor by gain amplifier PGA
Voltage signal is amplified to preset intensity, stimulates the auricular branch vagus nerve of people.
Optionally, the output voltage range of the positive electrode is 9-30V.
It is according to the present invention for weight-reducing vns device, stimulation circuit is constant current, stimulation gear size by
Different voltages indicate, and 5V power supply is divided using adjustable resistance, to adjust the output voltage of voltage source, using booster circuit
Rise to 9V, then highest 30V risen to by transformer, for guarantee the final output electric current of current control circuit be it is constant, by two
A operational amplifier constitutes a constant-current source circuit.
Optionally, further includes: shell is provided with the controller, the stimulation signal generator and aobvious in the shell
Display screen is additionally provided with key on the shell, and the key is connected with the signal input part of the controller, the display screen
It is connected with the signal output end of the controller.
Ear's vns device according to the present invention can choose the intensity to stimulus signal, frequency by key
The parameters such as rate, waveform, mode and time are selected and are adjusted, and display screen can show various treatment information by software interface
And device information, such as option and the corresponding parameter of stimulus signal.And integral device is small in size, and it is easy to carry, make to suffer from
Person is easy to carry at any time and use, and meets the daily demand of patient.
It optionally, further include electrode sockets, the electrode fixing device passes through conducting wire and plug and the electrode sockets phase
Connection.
Ear's vns device according to the present invention, electrode sockets share two pairs, each pair of to be connected respectively one
A anode plug and a cathode plug, anode plug are connected by conducting wire with the positive electrode on electrode fixing device, cathode
Plug is connected by conducting wire with the negative electrode on electrode fixing device.
It optionally, further include power supply, the power supply is that the controller and the display screen are powered.
Ear's vns device according to the present invention, power supply are mainly controller itself and display screen power supply, are made
Controller and display screen can be run.
Optionally, charging jack is additionally provided on the shell, the charging jack is connected with the power supply.
Ear's vns device according to the present invention can be power source charges by charging jack.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is a kind of system structure schematic diagram of embodiment of the vns device for weight-reducing of the invention；
Fig. 2 is the structural schematic diagram of the electrode fixing device in the vns device for weight-reducing of the invention；
Fig. 3 is a kind of embodiment of the booster circuit module in the vns device for weight-reducing of the invention
Structural schematic diagram；
Fig. 4 is a kind of structural schematic diagram of embodiment of the vns device for weight-reducing of the invention.
In the above figure: 1 controller；2 stimulation signal generators；3 electrode fixing devices；301 positive electrodes；302 negative electrodes；
303 earplugs；304 hooks；4 keys；5 booster circuit modules；6ADC converter；7 shells；701 electrode sockets；702 charging jacks；
8 display screens.
Specific embodiment
With reference to Fig. 1 and Fig. 2, the embodiment of the present invention proposes a kind of vns device for weight-reducing, comprising: control
Device 1, stimulation signal generator 2 and two electrode fixing devices 3 processed are provided with one on each electrode fixing device 3
Positive electrode 301 and a negative electrode 302, each electrode fixing device 3 are connected with the stimulation signal generator 2；
Wherein, earplug 303 and hook 304 are provided on the electrode fixing device 3, the earplug 303 corresponds to the cavity of concha of contact people,
The cymba of the corresponding contact people of the hook 304, the positive electrode 301 and the negative electrode 302 are distributed in 303 He of earplug
On the hook 304.
In the embodiment above, controller 1 controls stimulus signal transmitter and generates boosted voltage signal, and will by conducting wire
Signal is sent to positive electrode 301 and negative electrode 302 in electrode fixing device 3, and positive electrode 301 and negative electrode 302 are respectively set
On the earplug 303 and hook 304 on electrode fixing device 3, or on the contrary, it is separately positioned on electrode fixing device 3
On hook 304 and earplug 303, the cavity of concha of the corresponding contact people of electrode on earplug 303 links up with the corresponding contact of electrode on 304
The cymba of people can stimulate auricular branch of vagus nerve with this, regulate and control brain appetite control center, and then reduce appetite, subtract
Rouge loss of weight.It does not need for stimulator to be placed in vivo, that is, can reach the same effect of similar therapeutic modality, securely and reliably, be not required to yet
It to be stimulated through cranium, patient's adverse reaction will not be caused, patient is acceptant.
It according to an embodiment of the present, further include bluetooth module, the bluetooth module can be with the wireless terminals such as mobile phone
Signal connection.
In the embodiment above, bluetooth module is made of CC541 Bluetooth chip and its bypass circuit, and CC2540 is single mode
BLE chip is the combination of bluetooth RF and 8051, and included FLASH and 8kB RAM is suitble to data to lack the low communication of frequency.
With reference to Fig. 1, according to an embodiment of the present, the stimulation signal generator 2 includes 5 He of booster circuit module
ADC converter 6, the ADC converter 6 are connected between booster circuit module 5 and the signal output end of the controller 1.
In the embodiment above, the digital signal that controller 1 exports is converted into the modulus signal of waveform by ADC converter 6,
And boosted voltage signal is formed by the amplification of booster circuit module 5.
With reference to Fig. 3, according to an embodiment of the present, the boost module includes voltage source, and the voltage source is just
It is connected with inductance on extremely, triode, the inductance and the voltage are connected between the inductance and the cathode of the voltage source
It is also parallel with capacitor between the cathode in source, diode, the permission of the diode are provided between the capacitor and the inductance
Current direction is directed toward the capacitor, anode and 301 direct or indirect connection of positive electrode of the capacitor, the ADC conversion
Device 6 is connected with the signal input part of the triode.
In the embodiment above, when the signal receiving end of triode receives the signal of the sending of controller 1, triode
The conducting of other both ends, is equivalent to conducting wire, and at this moment, voltage source input voltage flows through inductance, and diode places capacitor and discharges over the ground, by
What it is in input is direct current, so the electric current on inductance is linearly increasing with certain ratio, with the increase of inductive current, inductance
In store energy.When triode cut-off, circuit originally is disconnected, and inductance is discharged by novel circuit, i.e., inductance starts to capacitor
Charging, capacitor both end voltage increase, and boosting finishes.
According to an embodiment of the present, the positive of the capacitor is connected with multiple increasings between the positive electrode 301
Beneficial amplifier.
In the embodiment above, the voltage signal of capacitor can be amplified to by preset intensity by gain amplifier PGA,
The auricular branch vagus nerve of people is stimulated.
According to an embodiment of the present, the output voltage range of the positive electrode 301 is 9-30V.
In the embodiment above, stimulation circuit is constant current, and stimulation gear size is indicated by different voltages, and 5V power supply uses
Adjustable resistance divides, and to adjust the output voltage of voltage source, rises to 9V using booster circuit, then rise to most by transformer
High 30V, for guarantee the final output electric current of current control circuit be it is constant, constitute a constant-current source by two operational amplifiers
Circuit.
With reference to Fig. 4, according to an embodiment of the present, further includes: shell 7 is provided with the control in the shell 7
Device 1, the stimulation signal generator 2 and display screen 8 are additionally provided with key 4, the key 4 and the control on the shell 7
The signal input part of device 1 is connected, and the display screen 8 is connected with the signal output end of the controller 1.
In the embodiment above, the intensity to stimulus signal, frequency, waveform, mode and time can choose by key 4
Etc. parameters selected and adjusted, display screen 8 can show various treatment information and device information by software interface, for example pierce
The option of energizing signal and corresponding parameter.And integral device is small in size, and easy to carry, so that patient is easy carrying at any time makes
With meeting the daily demand of patient.
According to an embodiment of the present, further include electrode sockets 701, the electrode fixing device 3 by conducting wire and
Plug is connected with the electrode sockets 701.
In the embodiment above, electrode sockets 701 share two pairs, each pair of to be connected respectively an anode plug and one
Cathode plug, anode plug are connected by conducting wire with the positive electrode 301 on electrode fixing device 3, and cathode plug passes through conducting wire
It is connected with the negative electrode 302 on electrode fixing device 3.
It according to an embodiment of the present, further include power supply, the power supply is the controller 1 and the display screen 8
Power supply.
In the embodiment above, power supply is mainly that controller 1 itself and display screen 8 are powered, and makes controller 1 and display screen 8
It can run.
According to an embodiment of the present, charging jack 702, the charging jack 702 are additionally provided on the shell 7
It is connected with the power supply.
It in the embodiment above, can be power source charges by charging jack 702.
The preferable specific embodiment of the above, only the application, but the protection scope of the application is not limited thereto,
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by anyone skilled in the art,
Should all it cover within the scope of protection of this application.Therefore, the protection scope of the application should be with scope of protection of the claims
Subject to.
Claims (10)
1. a kind of vns device for weight-reducing characterized by comprising controller (1), stimulation signal generator
(2) and two electrode fixing devices (3) positive electrode (301) and one, are provided on each electrode fixing device (3)
A negative electrode (302), the controller (1) are electrically connected with the signal receiving end of the stimulation signal generator (2), each described
Electrode fixing device (3) is connected with the stimulation signal generator (2)；
Wherein, earplug (303) and hook (304) are provided on the electrode fixing device (3), earplug (303) correspondence connects
Touch the cavity of concha of people, the cymba of the corresponding contact people of hook (304), the positive electrode (301) and the negative electrode (302)
It is distributed on the earplug (303) and the hook (304).
2. the vns device according to claim 1 for weight-reducing, which is characterized in that further include bluetooth module
(4), the bluetooth module (4) can connect with wireless terminal signals such as mobile phones.
3. the vns device according to claim 1 for weight-reducing, which is characterized in that the stimulus signal hair
Raw device (2) include booster circuit module (5) and ADC converter (6), and the ADC converter (6) is connected to booster circuit module
(5) between the signal output end of the controller (1).
4. the vns device according to claim 3 for weight-reducing, which is characterized in that the boost module
(5) include voltage source, inductance is connected on the anode of the voltage source, is connected between the inductance and the cathode of the voltage source
There is triode, capacitor is also parallel between the inductance and the cathode of the voltage source, is set between the capacitor and the inductance
It is equipped with diode, the permission current direction of the diode is directed toward the capacitor, and the anode of the capacitor is straight with the positive electrode
It connects or is indirectly connected with, the ADC converter (6) is connected with the signal input part of the triode.
5. the vns device according to claim 4 for weight-reducing, which is characterized in that the anode of the capacitor
Multiple gain amplifiers are connected between the positive electrode (301).
6. the vns device according to claim 5 for weight-reducing, which is characterized in that the positive electrode
(301) output voltage range is 9-30V.
7. the vns device according to claim 1 for weight-reducing, which is characterized in that further include: shell
(7), the controller (1), the stimulation signal generator (2) and display screen (8), the shell are provided in the shell (7)
It is additionally provided on body (7) key (9), the key (9) is connected with the signal input part of the controller (1), the display
Screen (8) is connected with the signal output end of the controller (1).
8. the vns device for weight-reducing according to claim 7, which is characterized in that further include electrode sockets
(701), the electrode fixing device (3) is connected by conducting wire and plug with the electrode sockets (701).
9. the vns device according to claim 8 for weight-reducing, which is characterized in that it further include power supply, institute
Stating power supply is the controller (1) and the display screen (8) power supply.
10. the vns device according to claim 9 for weight-reducing, which is characterized in that on the shell (7)
It is additionally provided with charging jack (702), the charging jack (702) is connected with the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811161573.7A CN109173042B (en) | 2018-09-30 | 2018-09-30 | Vagus nerve stimulation device for weight reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811161573.7A CN109173042B (en) | 2018-09-30 | 2018-09-30 | Vagus nerve stimulation device for weight reduction |
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| Publication Number | Publication Date |
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| CN109173042A true CN109173042A (en) | 2019-01-11 |
| CN109173042B CN109173042B (en) | 2022-05-27 |
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| CN201811161573.7A Active CN109173042B (en) | 2018-09-30 | 2018-09-30 | Vagus nerve stimulation device for weight reduction |
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| CN110339450A (en) * | 2019-07-17 | 2019-10-18 | 南昌大学第一附属医院 | It is a kind of to promote therapeutic equipment of waking up through nervus auricularis vagi electro photoluminescence stupor |
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| CN112716488A (en) * | 2020-12-23 | 2021-04-30 | 四川大学华西医院 | Noninvasive glucometer and blood glucose detection method |
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| CN112716488B (en) * | 2020-12-23 | 2022-06-10 | 四川大学华西医院 | Noninvasive glucometer and blood glucose detection method |
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| CN109173042B (en) | 2022-05-27 |
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