CN216676713U

CN216676713U - Ear vagus nerve stimulation instrument with replaceable ear canal electrode

Info

Publication number: CN216676713U
Application number: CN202123213373.1U
Authority: CN
Inventors: 官伟; 郝彦伟; 赵帅
Original assignee: Suzhou Medical Appliance Factory
Current assignee: Suzhou Medical Appliance Factory
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-06-07
Anticipated expiration: 2031-12-20

Abstract

The utility model provides an ear vagus nerve stimulation instrument with replaceable ear canal electrodes, which comprises a host machine and ear electrodes, wherein the host machine is electrically connected with the ear electrodes through a main lead; the ear electrode comprises a housing, an ear canal electrode assembly, and an auricle electrode assembly; the ear canal electrode comprises a second connector and a plurality of ear canal electrode tips with different specifications, wherein the ear canal electrode tips are detachably assembled with the second connector; the second connector is buckled with the ear canal electrode tip and is electrically connected with the ear canal electrode tip; the auricle electrode assembly comprises a first connector, an elastic arm and an auricle electrode tip, wherein the first end of the elastic arm is electrically connected with the first connector, the second end of the elastic arm is electrically connected with the auricle electrode tip, and the auricle electrode tip is electrically connected with the first connector; the main conductor is electrically connected with the first connector through a first conductor and is electrically connected with the second connector through a second conductor. The device can solve the shortcoming that prior art exists.

Description

Ear vagus nerve stimulation instrument with replaceable ear canal electrode

Technical Field

The utility model relates to an electric acupuncture instrument for medical or health care, in particular to an ear vagus nerve stimulation instrument with replaceable ear canal electrodes.

Background

Through clinical verification, the nerve electrical stimulation therapy which combines the electronic technology and the traditional acupuncture meridian theory has curative effect on the nerve dysfunction diseases. The vagus nerve governs most organs of a respiratory system and a digestive system and senses, movement and glandular secretion of the heart, performs electrical stimulation on the vagus nerve, and has good auxiliary treatment effects on epilepsy, diabetes, insomnia, depression and the like. The ear branches in the cervical branch of the vagus nerve contain general somatosensory fibers, which are sent from the superior ganglion and are distributed backwards and outwards on the back of the auricle and the skin of the external auditory canal, referring to fig. 1, the positions A (ear canal mouth) and B (ear canal part) are ear acupuncture points of the vagus nerve, and the vagus nerve endings are abundant, so that the electrical stimulation is carried out on the acupuncture points A, B, and the effect of the electrical stimulation treatment of the nerve can be achieved.

In the prior art, the auricular vagus nerve stimulation instrument is generally composed of two parts, namely a host machine and an auricular electrode. The ear electrode is a special electrode used by the auricular vagus nerve stimulator to perform acupuncture point electrical stimulation at the ear A, B, and comprises an ear canal electrode for stimulating the ear A and an auricle electrode for stimulating the ear B, and the form and the performance of the design directly influence the using effect.

The following defects are found in the use process of the existing ear electrode:

the existing ear electrode is designed to be an integrated silica gel ear, the size of an ear canal electrode in the integrated silica gel ear electrode is a fixed size, but different users have different ear canal sizes, and if the ear canal electrode is not attached to the ear canal during use, poor treatment body feeling and poor treatment effect can be caused;

in two, ear's electrode, auricle electrode carries out the integral type silica gel through an elastic arm and ear's electrode main part and is connected to wire and ear's electrode main part electric connection through wearing to establish in this elastic arm because this elastic arm can often buckle in the use, the cracked condition of wire appears very easily, causes the unable use of user.

Therefore, how to solve the above-mentioned deficiencies of the prior art is a problem to be solved by the present invention.

Disclosure of Invention

The utility model aims to provide an ear vagus nerve stimulation instrument with replaceable ear canal electrodes.

The technical scheme adopted by the utility model is as follows: an ear vagus nerve stimulation instrument with replaceable ear canal electrodes comprises a host machine and the ear electrodes, wherein the host machine is electrically connected with the ear electrodes through a main lead;

the ear electrode comprises a housing, an ear canal electrode assembly, and an auricle electrode assembly;

the ear canal electrode assembly is assembled on the shell and comprises a second connector and a plurality of ear canal electrode tips with different specifications, wherein the ear canal electrode tips are detachably assembled with the second connector, and the second connector and the ear canal electrode tips are conductors;

a first groove is formed on the second connector, a first boss matched with the first groove is arranged on the auditory canal electrode tip, and the first boss is embedded in the first groove in the assembling state of the second connector and the auditory canal electrode tip, so that the second connector is assembled with the auditory canal electrode tip in a buckling manner and is electrically connected;

the auricle electrode assembly comprises a first connector, an elastic arm and an auricle electrode tip, wherein the first connector, the elastic arm and the auricle electrode tip are all conductors;

the first connector is fixedly arranged in the shell, the auricle electrode tip is arranged outside the shell, the first end of the elastic arm is fixedly arranged on the first connector and is electrically connected with the first connector, and the second end of the elastic arm is fixedly arranged on the auricle electrode tip and is electrically connected with the auricle electrode tip, so that the auricle electrode tip is electrically connected with the first connector;

the main conductor is electrically connected with the first connector through a first wire and is electrically connected with the second connector through a second wire.

The relevant content in the above technical solution is explained as follows:

1. in the above aspect, the ear canal electrode assembly further includes a second connecting seat, the second connecting seat is an insulator, and the second connecting seat is fixedly assembled on the housing; the second connecting body is fixed on the second connecting seat.

2. In the above scheme, a second groove is formed on the second connector, a second boss matched with the second groove is arranged on the second connecting seat, and the second boss is embedded in the second groove in the assembling state of the second connecting seat and the second connector, so that the second connector and the second connecting seat are assembled in a buckling manner.

3. In the above scheme, a cavity is formed between the second connecting seat and the shell, and the first connecting body is arranged in the cavity.

4. In the above scheme, the first connecting body is fixed on the housing through a fixing screw.

5. In the above scheme, the first connecting body is provided with a third groove surrounding the outer surface of the first connecting body, the second end of the elastic arm is provided with a connecting sleeve, the inner surface of the connecting sleeve is provided with a third boss matched with the third groove, and the third boss is embedded in the third groove in the assembling state of the elastic arm and the first connecting body to form the buckle assembly of the elastic arm and the first connecting body and form the electric connection of the elastic arm and the first connecting body.

6. In the above scheme, the ear canal electrode tip, the elastic arm and the auricle electrode tip are conductive silica gel parts.

7. In the above scheme, the first connecting body and the second connecting body are copper parts.

The utility model has the beneficial effects that: the ear canal electrode tip in the ear vagus nerve stimulation instrument is detachably assembled, and the ear canals of different users in different sizes can be adapted by replacing the ear canal electrode tips of different specifications when in use, so that the condition that the ear canal electrode tips are not attached to the ear canals is avoided, and the treatment effect and the use experience of the users are ensured; meanwhile, the ear vagus nerve stimulation instrument cancels the lead originally arranged in the elastic arm, and takes the elastic arm as a conductive carrier, so that no matter how the elastic arm is bent, the situation of lead fracture can not be caused, and the use stability is ensured.

Drawings

FIG. 1 is a schematic diagram of the ear shape and the auricular vagus nerve acupoints of a human body;

FIG. 2 is a schematic diagram of one embodiment of the present invention;

FIG. 3 is a schematic view of an ear electrode of the embodiment shown in FIG. 2;

FIG. 4 is a first perspective view of the ear electrode of the embodiment of FIG. 2;

FIG. 5 is a second perspective view of the ear electrode of the embodiment shown in FIG. 2;

FIG. 6 is a cross-sectional view of an ear electrode of the embodiment shown in FIG. 2;

FIG. 7 is an exploded view of the ear electrode of the embodiment of FIG. 2;

FIG. 8 is an exploded cross-sectional view of the ear electrode of the embodiment shown in FIG. 2;

FIG. 9 is a schematic view of a second connector of the embodiment of FIG. 2;

fig. 10 is a schematic view of the first connector in the embodiment of fig. 2.

In the above drawings: 1. a host; 2. an ear electrode; 3. a housing; 4. a second connector; 41. a first groove; 42. a second groove; 5. a second connecting seat; 51. a second boss; 6. an ear canal tip; 61. a small size head; 62. a middle head; 63. a large-size head; 64. a first boss; 7. a first connecting body; 71. a set screw; 72. a third groove; 8. a resilient arm; 81. connecting sleeves; 82. a third boss; 9. a pinna electrode tip; 10. a main conductor; 11. a first conductive line; 12. a second conductive line.

Detailed Description

The utility model is further described with reference to the following figures and examples:

the present disclosure will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the disclosure may be shown and described, and which, when modified and varied by the techniques taught herein, can be made by those skilled in the art without departing from the spirit and scope of the disclosure.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The singular forms "a", "an", "the" and "the", as used herein, also include the plural forms.

The terms "first," "second," and the like, as used herein, do not denote any order or importance, nor do they denote any order or importance, but rather are used to distinguish one element from another element or operation described in such technical terms.

As used herein, "connected" or "positioned" refers to two or more elements or devices being in direct physical contact with each other or in indirect physical contact with each other, and may also refer to two or more elements or devices being in operation or acting on each other.

As used herein, the terms "comprising," "including," "having," and the like are open-ended terms that mean including, but not limited to.

As used herein, the term (terms), unless otherwise indicated, shall generally have the ordinary meaning as commonly understood by one of ordinary skill in the art, in this written description and in the claims. Certain words used to describe the disclosure are discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the disclosure.

The terms "front", "rear", "upper", "lower", "left" and "right" used herein are directional terms, and are used only for describing the positional relationship between the structures, and are not intended to limit the scope of protection and the actual direction of the present invention.

In the embodiment shown in fig. 1 to 10, an ear vagus nerve stimulator with replaceable ear canal electrode is provided, which includes a main unit 1 and an ear electrode 2, the main unit 1 is electrically connected to the ear electrode 2 through a main lead 10, and the ear electrode 2 includes a housing 3, an ear canal electrode assembly and an auricle electrode assembly.

The ear canal electrode assembly is assembled on the shell 3 and comprises a second connector 4 and a plurality of ear canal electrode tips 6 which are detachably assembled with the second connector 4 and have different specifications, the ear canal electrode tips 6 are assembled with the second connector 4 in the front-back direction, and the second connector 4 and each ear canal electrode tip 6 are conductors; in this embodiment, the ear canal electrode tip 6 includes a small size head 61, a medium size head 62 and a large size head 63, and a user can select the head according to his/her needs when using the ear canal electrode tip.

Be formed with first recess 41 on the second connector 4, be equipped with on the duct electrode tip 6 with this first recess 41 matched with first boss 64 the second connector 4 with under the assembled state of duct electrode tip 6, first boss 64 inlays and establishes in the first recess 41, constitute the second connector 4 with 6 snap-fit assembly of duct electrode tip and electric connection.

The auricle electrode assembly comprises a first connector 7, an elastic arm 8 and an auricle electrode tip 9, wherein the first connector 7, the elastic arm 8 and the auricle electrode tip 9 are all conductors; the first connector 7 is fixedly arranged in the housing 3, the pinna electrode tip 9 is arranged outside the housing 3, and in the embodiment, the pinna electrode tip 9 extends out of the upper end of the housing 3; a first end (i.e., a lower end in this embodiment) of the elastic arm 8 is fixedly disposed on the first connecting body 7 and electrically connected to the first connecting body 7, and a second end (i.e., an upper end in this embodiment) of the elastic arm 8 is fixedly disposed on the auricle electrode tip 9 and electrically connected to the auricle electrode tip 9, so that the auricle electrode tip 9 is electrically connected to the first connecting body 7.

The main conductor 10 is electrically connected to the first connector 7 through a first conductive wire 11, and is electrically connected to the second connector 4 through a second conductive wire 12.

Therefore, the ear canal electrode tip 6 in the ear vagus nerve stimulation instrument is detachably assembled, and the ear canals of different sizes of different users can be adapted by replacing the ear canal electrode tips 6 of different specifications when in use, so that the condition that the ear canal electrode tip 6 is not attached to the ear canals is avoided, and the treatment effect and the use experience of the users are ensured; meanwhile, the ear vagus nerve stimulation instrument cancels the lead originally arranged in the elastic arm 8, and the elastic arm 8 is used as a conductive carrier, so that no matter how the elastic arm 8 is bent, the situation of lead fracture can not be caused, and the use stability is ensured.

The ear canal electrode tip 6, the elastic arm 8 and the auricle electrode tip 9 are conductive silica gel parts and are all made of conductive silica gel materials; the first connecting body 7 and the second connecting body 4 are copper parts and are made of copper materials.

In this embodiment, the ear canal electrode assembly further includes a second connecting holder 5, the second connecting holder 5 is an insulator, and the second connecting holder 5 is fixedly fitted on the housing 3; the second connecting body 4 is fixed on the second connecting seat 5, thereby realizing the fixed assembly between the second connecting body 4 and the shell 3; in this embodiment, the second connecting seat 5 is a plastic part made of insulating plastic.

Specifically, a second groove 42 is formed on the second connector 4, a second boss 51 matched with the second groove 42 is arranged on the second connector 5, and in the assembled state of the second connector 4 and the second connector 5, the second boss 51 is embedded in the second groove 42, so that the second connector 4 and the second connector 5 are assembled in a buckled manner.

In the specific implementation process, fixing modes such as ultrasonic welding, dispensing, buckling and screw fixing can be adopted between the second connecting seat 5 and the shell 3.

In practical implementation, the second connecting body 4 and the second connecting seat 5 may also be integrally formed, or fixed by screws, adhesives, ultrasonic welding, or other fixing connection methods.

In addition, a cavity is formed between the second connecting seat 5 and the housing 3, and the first connecting body 7 is arranged in the cavity, thereby facilitating the assembly of the first connecting body 7.

In this embodiment, the first connecting body 7 is fixed on the housing 3 by a fixing screw 71; in practical implementation, the first connecting body 7 and the housing 3 may be integrally formed, or fixed by other fixing methods such as screw fixation and gluing.

In this embodiment, the first connecting body 7 is provided with a third groove 72 surrounding the outer surface of the first connecting body 7, the second end of the elastic arm 8 is provided with a connecting sleeve 81, a third boss 82 matched with the third groove 72 is formed on the inner surface of the connecting sleeve 81, and in the assembled state of the elastic arm 8 and the first connecting body 7, the third boss 82 is embedded in the third groove 72, so as to form the snap-fit assembly of the elastic arm 8 and the first connecting body 7, and form the electrical connection of the elastic arm 8 and the first connecting body 7.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a vagus nerve of ear of removable duct electrode stimulates appearance, includes host computer (1) and ear electrode (2), host computer (1) is through a leading wire (10) electric connection ear electrode (2), its characterized in that:

the ear electrode (2) comprises a housing (3), an ear canal electrode assembly and an auricle electrode assembly;

the ear canal electrode assembly is assembled on the shell (3) and comprises a second connector (4) and a plurality of ear canal electrode tips (6) which are detachably assembled with the second connector (4) and have different specifications, wherein the second connector (4) and each ear canal electrode tip (6) are conductors;

a first groove (41) is formed in the second connector (4), a first boss (64) matched with the first groove (41) is arranged on the auditory canal electrode tip (6), and in the assembly state of the second connector (4) and the auditory canal electrode tip (6), the first boss (64) is embedded in the first groove (41) to form the snap-fit assembly and the electrical connection of the second connector (4) and the auditory canal electrode tip (6);

the auricle electrode assembly comprises a first connector (7), an elastic arm (8) and an auricle electrode tip (9), wherein the first connector (7), the elastic arm (8) and the auricle electrode tip (9) are all conductors;

the first connecting body (7) is fixedly arranged in the shell (3), the auricle electrode tip (9) is arranged outside the shell (3), the first end of the elastic arm (8) is fixedly arranged on the first connecting body (7) and is electrically connected with the first connecting body (7), the second end of the elastic arm (8) is fixedly arranged on the auricle electrode tip (9) and is electrically connected with the auricle electrode tip (9), and the auricle electrode tip (9) is electrically connected with the first connecting body (7);

the main conductor (10) is electrically connected with the first connecting body (7) through a first conducting wire (11) and is electrically connected with the second connecting body (4) through a second conducting wire (12).

2. The ear vagus nerve stimulation instrument with replaceable ear canal electrodes according to claim 1, wherein: the ear canal electrode assembly further comprises a second connecting base (5), the second connecting base (5) is an insulator, and the second connecting base (5) is fixedly assembled on the housing (3); the second connecting body (4) is fixed on the second connecting seat (5).

3. The ear vagus nerve stimulation instrument with replaceable ear canal electrodes according to claim 2, wherein: be formed with second recess (42) on second connector (4), be equipped with on second connecting seat (5) with second recess (42) matched with second boss (51) second connecting seat (5) with under the assembly state of second connector (4), second boss (51) inlay locate in second recess (42), constitute second connector (4) with second connecting seat (5) buckle assembly.

4. The ear vagus nerve stimulation instrument with replaceable ear canal electrodes according to claim 2, wherein: a cavity is formed between the second connecting seat (5) and the shell (3), and the first connecting body (7) is arranged in the cavity.

5. The ear vagus nerve stimulation instrument with replaceable ear canal electrodes according to claim 1, wherein: the first connecting body (7) is fixed on the housing (3) by a fixing screw (71).

6. The ear vagus nerve stimulation instrument with replaceable ear canal electrodes according to claim 1, wherein: be equipped with on first connector (7) and encircle third recess (72) of its this first connector (7) surface, be formed with a connecting sleeve (81) on the second end of elastic arm (8), the internal surface of this connecting sleeve (81) form with third recess (72) matched with third boss (82) elastic arm (8) with under the assembled state of first connector (7), third boss (82) inlay and locate in third recess (72), constitute elastic arm (8) with first connector (7) buckle assembly constitutes simultaneously elastic arm (8) with first connector (7) electric connection.

7. The ear vagus nerve stimulation instrument with replaceable ear canal electrodes according to claim 1, wherein: the auditory canal electrode tip (6), elastic arm (8) and auricle electrode tip (9) are conductive silica gel parts.

8. The ear vagus nerve stimulation instrument with replaceable ear canal electrodes according to claim 1, wherein: the first connecting body (7) and the second connecting body (4) are copper parts.