CN219375885U - Ear vagus nerve stimulating electrode - Google Patents
Ear vagus nerve stimulating electrode Download PDFInfo
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- CN219375885U CN219375885U CN202320309311.0U CN202320309311U CN219375885U CN 219375885 U CN219375885 U CN 219375885U CN 202320309311 U CN202320309311 U CN 202320309311U CN 219375885 U CN219375885 U CN 219375885U
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Abstract
The utility model provides an ear vagus nerve stimulating electrode, which comprises a base, wherein one end of the base is provided with a tragus fixing seat, the other end of the base is provided with a concha boat fixing seat, the tragus fixing seat is provided with a tragus electrode module, and the concha boat fixing seat is provided with a concha boat electrode module; the tragus electrode module comprises a contact seat, a first tragus electrode unit and a second tragus electrode unit which are respectively matched with the contact seat, the contact seat is arranged in the tragus fixing seat, and partial structures of the first tragus electrode unit and the second tragus electrode unit extend out of the tragus fixing seat; and part of the structure of the concha electrode module extends out of the concha fixing seat to form an concha bending part, and the concha bending part is provided with an concha contacting part. The method and the device can be switched between three stimulation modes of only stimulating the tragus and the concha boat part vagus nerve, only stimulating the ear cavity and the concha boat part vagus nerve and simultaneously stimulating the tragus, the ear cavity and the concha boat part vagus nerve so as to meet different user demands.
Description
Technical Field
The present disclosure relates to a nerve stimulating electrode, and more particularly, to an ear vagus nerve stimulating electrode.
Background
The vagus nerve is the 10 th pair of brain nerves of the human brain, is the pair with the longest stroke and the widest distribution, and contains sensory, motor and parasympathetic nerve fibers. Electrical stimulation of the vagus nerve has been studied to treat several neuropsychiatric disorders. Accordingly, there are a number of types of ear vagus nerve stimulators in the industry, as are various types of electrodes that are used for wear.
The prior vagus nerve stimulating electrode can only stimulate the tragus, or can stimulate the concha boat at the same time of stimulating the tragus, such as the Chinese patent of the utility model with the application number of 202221142540.X, or can simultaneously stimulate the concha boat and the ear cavity at the time of stimulating the tragus, such as the Chinese patent of the utility model with the application number of 202123213373.1.
The chinese patent application No. 202221142540.X only stimulates the vagus nerve at the tragus and concha sites, but it fails to stimulate the vagus nerve at the ear cavity sites; the Chinese utility model patent with the application number of 202123213373.1 is to stimulate the vagus nerve at the parts of the tragus, the concha and the ear cavity simultaneously; the chinese patent application No. 202221142540.X and the chinese patent application No. 202123213373.1 cannot be switched between stimulating only the tragus and the concha vagus nerve or stimulating only the ear cavity and the concha vagus nerve, so that the use requirements of different users cannot be satisfied.
Disclosure of Invention
In order to overcome the problems of the prior art, the present disclosure provides an ear vagus nerve stimulating electrode, which has the following technical scheme:
the utility model provides an ear vagus nerve stimulating electrode, which comprises a base, wherein one end of the base is provided with a tragus fixing seat, the other end of the base is provided with a concha boat fixing seat, the tragus fixing seat is provided with a tragus electrode module, and the concha boat fixing seat is provided with a concha boat electrode module;
the tragus electrode module comprises a contact seat, and a first tragus electrode unit and a second tragus electrode unit which are respectively matched with the contact seat, wherein the contact seat is arranged in the tragus fixing seat, and partial structures of the first tragus electrode unit and the second tragus electrode unit extend out of the tragus fixing seat;
and part of the structure of the concha electrode module extends out of the concha fixing seat to form a concha bending part, and the concha bending part is provided with a concha contacting part.
In one embodiment, the first tragus electrode unit includes a first contact head, a first elastic element disposed on the first contact head, and a first tragus contact portion disposed on the first elastic element and extending out of one side of the tragus fixing seat; wherein the first contact head is matched with the contact seat;
the second tragus electrode unit comprises a second contact head, a second elastic element arranged on the second contact head and a second tragus contact part arranged on the second elastic element and extending out of the other side of the tragus fixing seat; wherein the second contact head is matched with the contact seat.
In one embodiment, the contact base is provided with a wire inlet hole, a first wire outlet hole and a second wire outlet hole;
a first conducting strip is arranged in the first wire outlet hole, a second conducting strip is arranged in the second wire outlet hole, and a wire connected with the tragus electrode module enters the contact seat through the wire inlet hole and is communicated with the first conducting strip and the second conducting strip;
the first contact is provided with a first conductive strip matched with the first conductive sheet, and the second contact is provided with a second conductive strip matched with the second conductive sheet.
In one embodiment, the first elastic element is a first spring and the second elastic element is a second spring.
In one embodiment, a first connecting column is arranged on one surface of the first contact head, which is in contact with the first spring, a first positioning column is arranged on one surface of the first tragus contact part, which is in contact with the first spring, one end of the first spring is arranged on the first connecting column, and the other end of the first spring is arranged on the first positioning column;
the first connecting column is arranged on one face, in contact with the first spring, of the first contact head, the second positioning column is arranged on one face, in contact with the first spring, of the second tragus contact portion, one end of the second spring is arranged on the second connecting column, and the other end of the second spring is arranged on the second positioning column.
In one embodiment, a first through hole is formed in one side surface of the tragus fixing seat, and the first tragus contact part extends out of the tragus fixing seat through the first through hole; the other side surface of the tragus fixing seat is provided with a second through hole, and the second tragus contact part extends out of the tragus fixing seat through the second through hole;
the ear nail boat fixing seat is provided with a third through hole, and the ear nail boat electrode module extends out of the ear nail boat fixing seat through the third through hole.
In one embodiment, the first wire outlet hole and the second wire outlet hole are both T-shaped holes, and the first contact head and the second contact head are both provided with T-shaped blocks.
In one embodiment, a total wire outlet hole is formed in the base, and two wires respectively connected with the tragus electrode module and the concha electrode module extend out of the stimulation electrode through the total wire outlet hole and are respectively connected with an anode and a cathode of the vagus nerve stimulation device.
In one embodiment, the tragus fixing seat is provided with a tragus fixing column, and one end of the base is provided with a tragus fixing hole matched with the tragus fixing column; the ear nail boat fixing seat is provided with an ear nail boat fixing column, and the other end of the base is provided with an ear nail boat fixing hole matched with the ear nail boat fixing column.
In one embodiment, the concha boat bending part is provided with a plurality of concha boat electrode elastic arms with different specifications; and/or the number of the groups of groups,
a plurality of earplug sleeves with different specifications are arranged on the tragus fixing seat.
In one embodiment, the first tragus contact portion, the second tragus contact portion and the concha boat contact portion are made of flexible materials, and a surface of the first tragus contact portion, a surface of the second tragus contact portion and the ear, and a surface of the concha boat contact portion and the ear are all set to be of curved surface structures.
The implementation of the present disclosure includes the following technical effects:
according to the ear vagus nerve stimulating electrode, the tragus electrode module is arranged to comprise the contact seat, the first tragus electrode unit and the second tragus electrode unit which are matched with the contact seat respectively, the contact seat is arranged in the tragus fixing seat, and part of structures of the first tragus electrode unit and the second tragus electrode unit are arranged to extend out of the tragus fixing seat, so that when the contact seat is matched with the first tragus electrode unit, the first tragus electrode unit is activated, and when the contact seat is matched with the second tragus electrode unit, the second tragus electrode unit is activated, and therefore the ear vagus nerve stimulating electrode in the embodiment can be switched between three stimulating modes of only stimulating the tragus and the concha vagus nerve, only stimulating the auricular cavity and the concha vagus nerve, and simultaneously stimulating the tragus, the auricular cavity and the concha vagus nerve.
Drawings
Fig. 1 is a schematic outline view of an ear vagus nerve stimulating electrode in the present disclosure.
Fig. 2 is an exploded view of an ear vagus nerve stimulating electrode in the present disclosure.
Fig. 3 is a schematic structural view of a combination structure of a tragus fixing seat and a first tragus electrode in an ear vagus nerve stimulating electrode in the present disclosure.
Fig. 4 is a schematic structural view of a combination structure of a tragus fixing seat and a first tragus electrode in an ear vagus nerve stimulating electrode in the present disclosure.
Fig. 5 is a schematic structural view of a tragus anchor in an ear vagus nerve stimulating electrode according to the present disclosure at one viewing angle.
Fig. 6 is a schematic structural view of a tragus anchor in an ear vagus nerve stimulating electrode of the present disclosure at another view angle.
Fig. 7 is a schematic structural view of a first tragus electrode unit in an ear vagus nerve stimulating electrode in the present disclosure.
Fig. 8 is a schematic structural view of a second tragus electrode unit in an ear vagus nerve stimulating electrode in the present disclosure.
Fig. 9 is a schematic structural view of a contact pad in an ear vagus nerve stimulating electrode in the present disclosure.
In the figure, the ear drum comprises a 1-base, a 2-tragus fixing seat, a 3-concha boat fixing seat, a 4-tragus electrode module, a 5-concha boat electrode module, a 11-total wire outlet hole, a 12-tragus fixing hole, a 21-first through hole, a 22-second through hole, a 23-tragus fixing column, a 41-contact seat, a 42-first tragus electrode unit, a 43-second tragus electrode unit, a 51-concha bending part, a 52-concha boat contact part, a 411-wire inlet hole, a 412-first wire outlet hole, a 413-second wire outlet hole, a 414-first conductive sheet, a 415-second conductive sheet, a 421-first contact head, a 422-first elastic element, a 423-first tragus contact part, a 424-first conductive strip, a 431-second contact head, a 432-second elastic element, a 433-second tragus contact part and a 434-second conductive strip.
Detailed Description
The present disclosure will be described in detail below with reference to the embodiments and the accompanying drawings, and it should be noted that the described embodiments are only intended to facilitate understanding of the present disclosure, and are not meant to be limiting. The directions described in the present application are used for convenience as described above and below and left and right with reference to the drawings, and do not limit the scope of protection.
As shown in fig. 1-9, the vagus nerve stimulating electrode provided by the present disclosure includes a base 1, one end of the base 1 is provided with a tragus fixing seat 2, the other end is provided with a concha boat fixing seat 3, the tragus fixing seat 2 is provided with a tragus electrode module 4, and the concha boat fixing seat 3 is provided with a concha boat electrode module 5;
the tragus electrode module 4 comprises a contact seat 41, and a first tragus electrode unit 42 and a second tragus electrode unit 43 which are respectively matched with the contact seat 41, wherein the contact seat 41 is arranged in the tragus fixing seat 2, and partial structures of the first tragus electrode unit 42 and the second tragus electrode unit 43 extend out of the tragus fixing seat;
part of the structure of the concha electrode module 5 extends out of the concha fixing seat 3 to form a concha bending part 51, and the concha bending part 51 is provided with a concha contact part 52.
According to the ear vagus nerve stimulating electrode, the tragus electrode module is arranged to comprise the contact seat, the first tragus electrode unit and the second tragus electrode unit which are matched with the contact seat respectively, the contact seat is arranged in the tragus fixing seat, and part of structures of the first tragus electrode unit and the second tragus electrode unit are arranged to extend out of the tragus fixing seat, so that when the contact seat is matched with the first tragus electrode unit, the first tragus electrode unit is activated, and when the contact seat is matched with the second tragus electrode unit, the second tragus electrode unit is activated, and therefore the ear vagus nerve stimulating electrode in the embodiment can be switched between three stimulating modes of only stimulating the tragus and the concha vagus nerve, only stimulating the auricular cavity and the concha vagus nerve, and simultaneously stimulating the tragus, the auricular cavity and the concha vagus nerve.
As shown in fig. 7, in the embodiment, the first tragus electrode unit 42 may be configured to include a first contact 421, a first elastic member 422 disposed on the first contact 421, and a first tragus contact portion 423 disposed on the first elastic member 422 and extending out of one side of the tragus fixing seat 2, where the first contact 421 is configured to be engaged with the contact seat 41.
As shown in fig. 8, the second tragus electrode unit 43 is provided to include a second contact 431, a second elastic member 432 provided on the second contact 431, and a second tragus contact portion 423 provided on the second elastic member 432 and extending out of the other side of the tragus fixing seat 2, the second contact 431 being for engagement with the contact seat 41. In use, if the first tragus contact portion 423 is pressed, the first contact head 421 is connected to the contact seat 41, if the second tragus contact portion 423 is pressed, the second contact head 431 is connected to the contact seat 41, and when the first tragus contact portion 423 is pressed again, the first contact head 421 is disconnected from the contact seat 41, and the second tragus contact portion 423 is pressed again, the second contact head 431 is connected to the contact seat 41, so that the first tragus electrode unit 41 and the second tragus electrode unit 42 can be selectively activated;
as shown in fig. 7 and 8, in some preferred embodiments, the first elastic element 422 may be selected as a first spring, and the second elastic element 432 may be selected as a second spring, and more preferably, the first spring and the second spring may each be a conical spring, a large end of the conical spring being connected to the contact head, and an end of the conical spring being connected to the tragus contact portion.
When the first elastic element 422 is a first spring and the second elastic element 432 is a second spring, a first connecting column may be disposed on a surface of the first contact 421 contacting the first elastic element 422, and a first positioning column may be disposed on a surface of the first tragus contact portion 423 contacting the first elastic element 422, so that one end of the first spring is disposed on the first connecting column and the other end of the first spring is disposed on the first positioning column; meanwhile, a second connecting column may be disposed on the second contact 431 and on a surface contacting the second elastic element 432, and a second positioning column may be disposed on the second tragus contact portion 423 and on a surface contacting the second elastic element 432, so that one end of the second spring is disposed on the second connecting column, and the other end of the second spring is disposed on the second positioning column.
In some preferred embodiments, the first tragus contact portion 423, the second tragus contact portion 423, and the concha boat contact portion 52 are made of flexible materials, and further, the surface of the first tragus contact portion 423 contacting the ear, the surface of the second tragus contact portion 423 contacting the ear, and the surface of the concha boat contact portion 52 contacting the ear are each configured to have a curved surface structure, so that the contact area of the tragus contact portion and the tragus vagus nerve region, the contact area of the auricular cavity contact portion and the tragus vagus nerve region, and the contact area of the concha boat contact portion 52 and the concha boat vagus nerve region can be increased while improving the wearing comfort of the human body, so as to ensure that the vagus nerve at the tragus portion and the concha boat portion can be stimulated to a greater extent.
As shown in fig. 7 to 9, in the implementation, a wire inlet 411, a first wire outlet 412 and a second wire outlet 413 may be provided on the contact seat 41, a first conductive sheet 414 is provided in the first wire outlet 412, a second conductive sheet 415 is provided in the second wire outlet 413, the first conductive sheet 414 may be provided on any side of the first wire outlet 412, the second conductive sheet 415 may be provided on any side of the second wire outlet 413, and a wire connected to the tragus electrode module 4 enters the contact seat 41 through the wire inlet 411 and is connected to both the first conductive sheet 414 and the second conductive sheet 415; the first contact 421 is provided with a first conductive strip 424 which is engaged with the first conductive strip 414, the second contact 431 is provided with a second conductive strip 434 which is engaged with the second conductive strip 415, the first conductive strip 414 is connected to the first conductive strip 424 when the first tragus contact portion 423 is pressed down, and the second conductive strip 415 is connected to the second conductive strip 434 when the second tragus contact portion 423 is pressed down.
As shown in fig. 7 to 9, it is preferable that the first wire outlet hole 412 and the second wire outlet hole 413 are each provided as a T-shaped hole, and the first contact 421 and the second contact 431 are each provided as a T-shaped block, so that contact between the first contact 421 and the contact base 41, and contact between the second contact 431 and the contact base 41 is limited by the cooperation of the T-shaped blocks and the T-shaped holes. It will be appreciated that the size of the T-shaped aperture is slightly larger than the size of the T-shaped block.
It should be noted that, when the first wire outlet hole 412 and the second wire outlet hole 413 are both configured as T-shaped holes, the first conductive strip 414 and the second conductive strip 415 may preferably be disposed at the top of the first wire outlet hole 412 and the second wire outlet hole 413, and the first conductive strip 424 and the second conductive strip 434 may be disposed at the top of the first contact 421 and the second contact 431, respectively, so as to ensure that the first conductive strip 424 and the first conductive strip 414, the second conductive strip 434 and the second conductive strip 415 can fully contact to respectively implement electrical connection between the first tragus electrode unit and the vagus nerve stimulation device, and between the second tragus electrode unit and the vagus nerve stimulation device.
In a specific implementation, as shown in fig. 4, a first through hole 21 may be provided at one side of the tragus fixing seat 2, so that the first tragus contact portion 423 can extend out of the tragus fixing seat 2 through the first through hole 21; as shown in fig. 5, a second through hole 22 is provided at the other side of the tragus fixing seat 2, so that the second tragus contact portion 423 extends out of the tragus fixing seat 2 through the second through hole; simultaneously, a third through hole is formed in the concha fixed seat 3, so that the concha electrode module 5 extends out of the concha fixed seat 3 through the third through hole, an arc-shaped bending part is formed at the part of the concha electrode module 5 extending out of the third through hole, an concha electrode contact part is arranged on the arc-shaped bending part, and the length of the concha electrode contact part is more than two thirds of that of the arc-shaped bending part, so that the stimulation area of the concha electrode is improved, and the treatment effect is further enhanced.
As shown in fig. 2, a total wire outlet hole 11 is provided on the base 1, and two wires respectively connected with the tragus electrode module 4 and the concha electrode module 5 extend out of the stimulating electrode through the total wire outlet hole 11 and are respectively connected with the positive electrode and the negative electrode of the vagus nerve stimulating device, and the total wire outlet hole 11 can enable the routing of the vagus nerve stimulating electrode of the ear in the embodiment to be more regular. For example, one end of the first lead is connected with the positive electrode of the vagus nerve stimulation device, and the other end is connected with the concha electrode module 5; the second lead is connected with the negative electrode of the vagus nerve stimulation device, the other end of the second lead is connected with the tragus electrode module 4, when a user wears the electrode product, current flows into ears from the paths of the first lead and the concha electrode module 5, and flows out from the paths of the tragus electrode module 4 and the second lead to form a loop.
Optionally, a tragus fixing post 23 may be disposed on the tragus fixing seat 2, and a tragus fixing hole 12 matched with the tragus fixing post 23 is disposed at one end of the base 1, so that connection between the tragus fixing post 23 and the tragus fixing hole 12 is realized through matching of the tragus fixing post 23 and the tragus fixing hole 12; simultaneously be provided with the concha boat fixed column on concha boat fixing base 3, the base 1 other end is provided with concha boat fixed orifices of concha boat fixed column complex to realize the connection of concha boat fixed column and concha boat fixed orifices through this concha boat fixed column and concha boat fixed orifices (not shown in the figure) cooperation.
In specific implementation, a plurality of concha electrode elastic arms with different specifications can be arranged on the concha bending part 51; and/or a plurality of earplug sleeves with different specifications are arranged on the tragus fixing seat 2.
In the present embodiment, a plurality of ear nail boat electrode elastic arms of different specifications are provided on the ear nail boat bending portion 51; and/or a plurality of earplugs with different specifications are arranged on the tragus fixing seat 2, so that the ear vagus nerve in the embodiment can be further suitable for users with different age groups. For example, if the user is a child, the ear shell electrode spring arm and the earplug sleeve may both be selected to be the smallest, if the user is a young person, the ear shell electrode spring arm and the earplug sleeve may both be selected to be the largest, if the user is a child, the ear shell electrode spring arm and the earplug sleeve may both be selected to be the middle, if the user is an elderly person, the ear shell electrode spring arm may be selected to be the large, and the earplug sleeve may both be the middle.
It will be appreciated that the base 1 in this embodiment is provided with a layer of insulating material to prevent leakage of current from the base 1 and to influence the stimulating effect of the electrode product.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present disclosure, and not for limiting the scope of the present disclosure, and although the present disclosure has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present disclosure without departing from the spirit and scope of the technical solutions of the present disclosure.
Claims (10)
1. The ear vagus nerve stimulating electrode is characterized by comprising a base, wherein one end of the base is provided with a tragus fixing seat, the other end of the base is provided with a concha boat fixing seat, the tragus fixing seat is provided with a tragus electrode module, and the concha boat fixing seat is provided with a concha boat electrode module;
the tragus electrode module comprises a contact seat, and a first tragus electrode unit and a second tragus electrode unit which are respectively matched with the contact seat, wherein the contact seat is arranged in the tragus fixing seat, and partial structures of the first tragus electrode unit and the second tragus electrode unit extend out of the tragus fixing seat;
and part of the structure of the concha electrode module extends out of the concha fixing seat to form a concha bending part, and the concha bending part is provided with a concha contacting part.
2. The stimulation electrode of claim 1, wherein the first tragus electrode unit comprises a first contact head, a first elastic element arranged on the first contact head, and a first tragus contact portion arranged on the first elastic element and extending out of one side of the tragus fixing seat; wherein the first contact head is matched with the contact seat;
the second tragus electrode unit comprises a second contact head, a second elastic element arranged on the second contact head and a second tragus contact part arranged on the second elastic element and extending out of the other side of the tragus fixing seat; wherein the second contact head is matched with the contact seat.
3. The stimulating electrode of claim 2, wherein the contact base is provided with a wire inlet hole, a first wire outlet hole and a second wire outlet hole;
a first conducting strip is arranged in the first wire outlet hole, a second conducting strip is arranged in the second wire outlet hole, and a wire connected with the tragus electrode module enters the contact seat through the wire inlet hole and is communicated with the first conducting strip and the second conducting strip;
the first contact is provided with a first conductive strip matched with the first conductive sheet, and the second contact is provided with a second conductive strip matched with the second conductive sheet.
4. A stimulation electrode according to claim 2 or 3, wherein the first elastic element is a first spring and the second elastic element is a second spring;
a first connecting column is arranged on one surface of the first contact head, which is in contact with the first spring, a first positioning column is arranged on one surface of the first tragus contact part, which is in contact with the first spring, one end of the first spring is arranged on the first connecting column, and the other end of the first spring is arranged on the first positioning column;
the first connecting column is arranged on one face, in contact with the first spring, of the first contact head, the second positioning column is arranged on one face, in contact with the first spring, of the second tragus contact portion, one end of the second spring is arranged on the second connecting column, and the other end of the second spring is arranged on the second positioning column.
5. A stimulation electrode according to claim 2 or 3, wherein a side of the tragus holder is provided with a first through hole through which the first tragus contact portion extends out of the tragus holder; the other side surface of the tragus fixing seat is provided with a second through hole, and the second tragus contact part extends out of the tragus fixing seat through the second through hole;
the ear nail boat fixing seat is provided with a third through hole, and the ear nail boat electrode module extends out of the ear nail boat fixing seat through the third through hole.
6. A stimulation electrode according to claim 3 wherein the first and second wire holes are each provided as a T-shaped hole and the first and second contacts are each provided with a T-shaped block.
7. The stimulating electrode according to claim 1 or 2, wherein a total wire outlet hole is provided on the base, and two wires respectively connected with the tragus electrode module and the concha electrode module extend out of the stimulating electrode through the total wire outlet hole and are respectively connected with an anode and a cathode of the vagus nerve stimulating device.
8. The stimulation electrode according to claim 1 or 2, wherein a tragus fixing column is arranged on the tragus fixing seat, and a tragus fixing hole matched with the tragus fixing column is arranged at one end of the base; the ear nail boat fixing seat is provided with an ear nail boat fixing column, and the other end of the base is provided with an ear nail boat fixing hole matched with the ear nail boat fixing column.
9. The stimulation electrode according to claim 1 or 2, wherein a plurality of concha electrode elastic arms of different specifications are arranged on the concha bending part; and/or the number of the groups of groups,
a plurality of earplug sleeves with different specifications are arranged on the tragus fixing seat.
10. The stimulation electrode of claim 2, wherein the first tragus contact portion, the second tragus contact portion and the concha boat contact portion are each made of a flexible material, and a surface of the first tragus contact portion, a surface of the second tragus contact portion, and a surface of the concha boat contact portion, which are each in contact with an ear, are each provided in a curved surface structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320309311.0U CN219375885U (en) | 2023-02-24 | 2023-02-24 | Ear vagus nerve stimulating electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320309311.0U CN219375885U (en) | 2023-02-24 | 2023-02-24 | Ear vagus nerve stimulating electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219375885U true CN219375885U (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320309311.0U Active CN219375885U (en) | 2023-02-24 | 2023-02-24 | Ear vagus nerve stimulating electrode |
Country Status (1)
| Country | Link |
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| CN (1) | CN219375885U (en) |
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2023
- 2023-02-24 CN CN202320309311.0U patent/CN219375885U/en active Active
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