CN220158253U - Ear electrode holder and ear electrode - Google Patents
Ear electrode holder and ear electrode Download PDFInfo
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- CN220158253U CN220158253U CN202320464629.6U CN202320464629U CN220158253U CN 220158253 U CN220158253 U CN 220158253U CN 202320464629 U CN202320464629 U CN 202320464629U CN 220158253 U CN220158253 U CN 220158253U
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- holder
- lead wire
- fixing frame
- ear
- ear electrode
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- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 61
- 239000002184 metal Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 4
- 210000004556 brain Anatomy 0.000 description 3
- 210000000624 ear auricle Anatomy 0.000 description 3
- 210000005069 ears Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000004761 scalp Anatomy 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003447 ipsilateral effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 210000004958 brain cell Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001020 rhythmical effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model provides a holder for an ear electrode and the ear electrode, which comprises: a mount configured to mate with a suitable C-shaped structure of the root of the auricle, the tip of the mount extending to an upper side of the root of the auricle to attach the mount to the subject's ear; the clamping groove is formed on the fixing frame, extends along the contour line direction of the fixing frame and is used for adapting to the lead wire of the clamping ear electrode and for the lead wire to move; at least one elastic sleeve is sleeved outside the fixing frame. The holder for the ear electrode provided by the utility model has a simple structure, is convenient to use, and effectively solves the problems of inconvenient wearing and complex operation of the ear electrode.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, and particularly relates to a holder for an ear electrode and the ear electrode.
Background
Electroencephalogram (EEG) is a pattern obtained by amplifying and recording spontaneous bioelectric potentials of the brain from the scalp by a precise electronic device, and is a spontaneous and rhythmic electric activity of a brain cell group recorded by an electrode. In general, electrodes placed on the scalp are used as recording electrodes, and ipsilateral ear electrodes are used as reference electrodes, reflecting the potential difference between each recording electrode and ipsilateral ear electrode on the left and right scalp. Thus, in the whole EEG trace, the reference electrode is the basis for analyzing the EEG, and its performance is directly related to the EEG trace quality.
The ear electrode existing in the market at present has the phenomenon of easy activity after being fixed, so that the brain electrical signal is unstable, the interference and artifact signals are more, and sometimes, the tracing cannot be carried out in severe cases, so that the made image cannot be identified. In order to improve the connection stability of the ear electrode, the ear electrode is fixed on the earlobe by the clip in the prior art, but the clip has the problem of inflexible adjustment, so that the time is long, and discomfort of a patient is easily caused. In order to solve the technical problem, the Chinese patent of publication No. CN210228138U discloses an electroencephalogram ear pole fixing frame, which adopts a C-shaped fixing frame to be hung on ears of a patient, is more convenient to wear and better in stability, and is flexible to adjust when being clamped due to the distance between the fixing frame and a clamping piece under the shrinkage of a clamping cap. This ear utmost point mount for electroencephalogram has solved above-mentioned problem to a certain extent, and its accessible setting is prolonged rectangular makes its adaptation different patients, has the advantage that the suitability is strong, but because add more parts have that the structure is complicated, the cost is higher and complex operation's technical problem, the practicality is poor, unsuitable use widely on a large scale.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the holder for the ear electrode and the ear electrode are provided, and the holder for the ear electrode is simple in structure and convenient to use, and effectively solves the problems of inconvenience in wearing and complex operation of the ear electrode.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
provided is a holder for an ear electrode, comprising:
a mount configured to mate with a suitable C-shaped structure of the root of the auricle, the tip of the mount extending to an upper side of the root of the auricle to attach the mount to the subject's ear;
the clamping groove is formed on the fixing frame, extends along the contour line direction of the fixing frame and is used for adapting to the lead wire of the clamping ear electrode and for the lead wire to move;
at least one elastic sleeve is sleeved outside the fixing frame.
According to the technical scheme, the fixing frame with the C-shaped structure is convenient to hang on ears of a subject, and is convenient to wear and good in stability; simultaneously, carry out the joint through setting up the draw-in groove to the lead wire, be convenient for be connected fixedly with the lead wire of ear electrode, and the lead wire can follow the extending direction of draw-in groove and remove, can adjust the position of ear electrode according to different subjects' condition when the centre gripping ear electrode, simple structure, flexibility are good and convenient regulation. Through setting up elastic sleeve and cup jointing in the outside of mount, improved the connection stability and the fastness of lead wire and mount, avoided appearing the problem that the ear electrode moved in the testing process, guaranteed the stability of detected signal.
In some embodiments of the present utility model, two elastic sleeves are sleeved at two ends of the clamping groove, so as to further improve connection stability of the lead wire and the fixing frame.
In some embodiments of the present utility model, the elastic sleeve is made of a silicone rubber material, so that the elastic sleeve has elasticity, and can be conveniently sleeved outside the fixing frame.
In some embodiments of the present utility model, the clamping groove includes a cylindrical channel and a notch communicated with the cylindrical channel, the cylindrical channel is disposed at the axis of the fixing frame, the cylindrical channel extends from the end surface of the top end of the fixing frame to the lower end of the fixing frame along the contour line thereof, the notch is disposed on the extrados of the fixing frame and is opposite to the cylindrical channel, and the lead wire is disposed in the cylindrical channel in a penetrating manner; the clamping groove has certain elasticity by arranging the notch, so that the lead wire is conveniently assembled in the cylindrical channel through the notch, and the clamping groove is simple and convenient.
In some embodiments of the present utility model, a guide groove is disposed at one end of the cylindrical channel away from the top end of the fixing frame, the one end of the guide groove away from the cylindrical channel extends downwards to the outer arc surface of the fixing frame, and the guide groove is communicated with the notch; the guide groove is arranged, so that the lead wire smoothly passes out from the cylindrical channel towards the lower end of the fixing frame, and the structural stability is improved.
In some embodiments of the present utility model, the diameter of the cylindrical channel is larger than the diameter of the lead wire, and the lead wire is adapted to be clamped in the cylindrical channel, so that the lead wire is convenient to be placed and is provided for movement.
In some embodiments of the utility model, the width dimension of the notch is smaller than the diameter dimension of the cylindrical channel, so that the lead wire in the cylindrical channel is prevented from falling out of the notch.
In some embodiments of the present utility model, the fixing frame is made of silica gel, and the surface of the fixing frame is smooth, so that the fixing frame has the advantage of light weight, no compression to the subject, and high comfort.
In some embodiments of the present utility model, the diameter of the elastic sleeve is smaller than the diameter of the fixing frame, so as to enhance the stability of the lead wire in the clamping groove.
The utility model also provides an ear electrode, which comprises the ear electrode holder according to any one of the technical schemes, a metal electrode and a lead wire, wherein the lead wire is connected in the clamping groove and can move along the extending direction of the clamping groove, and one end of the lead wire, which is close to the top end of the fixing frame, is connected with the metal electrode.
According to the ear electrode provided by the technical scheme, when the ear electrode is used, the fixing frame is hung on the ears of a subject, and then the lead wires in the clamping grooves are moved according to the conditions of different subjects, so that the position of the ear electrode is adjusted, and the placement of the ear electrode can be completed, and the ear electrode has higher flexibility.
Drawings
FIG. 1 is a schematic view of an ear electrode according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view at A-A of FIG. 1;
fig. 3 is a cross-sectional view of an ear electrode according to an embodiment of the present utility model.
In the above figures: an ear electrode 100; a holder 10 for ear electrodes; a fixing frame 1; an outer arc surface 11; a clamping groove 2; a cylindrical passage 21; a notch 22; a guide groove 23; an elastic sleeve 3; a lead wire 4; a metal electrode 5.
Detailed Description
The present utility model will be specifically described below by way of exemplary embodiments. It is to be understood that elements, structures, and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "inner", "outer", "upper", "lower", "front", "rear", etc. are based on the positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", or a third "may explicitly or implicitly include one or more such feature.
In order to better understand the above technical solution, the following detailed description will refer to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, in an exemplary embodiment of the holder 10 for an ear electrode of the present utility model, the holder 10 for an ear electrode includes a fixing frame 1, a clamping groove 2, and at least one elastic sleeve 3.
Specifically, the holder 1 is configured in a C-shaped configuration that matches the root of the auricle, and the tip of the holder 1 extends to the upper side of the root of the auricle to attach the holder 1 to the subject's ear. Preferably, the fixing frame 1 is made of silica gel, and the surface of the fixing frame 1 is smooth, so that the fixing frame 1 has the advantage of light weight, and the fixing frame 1 under the structure cannot press a subject, so that the comfort level is high.
The clamping groove 2 is formed on the fixing frame 1, and the clamping groove 2 extends along the contour line direction of the fixing frame 1 to be used for adapting to the lead wire 4 of the clamping ear electrode and for the lead wire 4 to move.
At least one elastic sleeve 3 is sleeved outside the fixing frame 1 to improve the connection stability of the lead wire 4 in the clamping groove 2. In this embodiment, the diameter of the elastic sleeve 3 is smaller than that of the fixing frame 1 to enhance the stability of the lead wire 4 in the clamping groove 2.
The holder 10 for the ear electrode, provided by the embodiment, has the advantages of simple structure, convenient use, convenient wearing and good stability, and is convenient to hang on the ear of a subject by arranging the fixing frame 1 with the C-shaped structure; meanwhile, the clamping groove 2 is arranged to clamp the lead wire 4, so that the lead wire is conveniently connected and fixed with the lead wire 4 of the ear electrode 100, the structure is simple, the connection is convenient, the lead wire 4 can move along the extending direction of the clamping groove 2, and the position of the ear electrode 100 can be adjusted according to the conditions of different subjects when the ear electrode 100 is clamped, so that the ear electrode is convenient to use, good in flexibility and convenient to adjust. And through setting up elastic sleeve 3 and cup jointing in the outside of mount 1, improved the connection stability and the fastness of lead wire 4 and mount 1, avoided appearing the problem that ear electrode 100 moved in the testing process, guaranteed the stability of detected signal.
Referring to fig. 1 and 3, two elastic sleeves 3 are arranged, and the two elastic sleeves 3 are sleeved at two ends of the clamping groove 2, so that the connection stability of the lead wire 4 and the fixing frame 1 is further improved. In this embodiment, the elastic sleeve 3 is made of an elastic material, so that the elastic sleeve 3 has elasticity and can be conveniently sleeved on the outside of the fixing frame 1. Preferably, the elastic sleeve 3 is made of a silicone rubber material, so that the elastic sleeve 3 has better flexibility and rebound resilience.
Referring to fig. 2, the clamping groove 2 includes a cylindrical channel 21 and a notch 22 communicated with the cylindrical channel 21, the cylindrical channel 21 is disposed at the axial center of the fixing frame 1, the cylindrical channel 21 extends from the end surface of the top end of the fixing frame 1 to the lower end of the fixing frame 1 along the contour line thereof, the notch 22 is disposed on the outer arc surface 11 of the fixing frame 1 and opposite to the cylindrical channel 21, and the lead wire 4 is disposed in the cylindrical channel 21 in a penetrating manner.
The clamping groove 2 in the embodiment is formed by communicating the cylindrical channel 21 with the notch 22, and the lead wire 4 can be assembled into the cylindrical channel 21 from the notch 22 when the lead wire 4 is fixedly connected. The notch 22 is arranged to enable the clamping groove 2 to have certain elasticity, that is to say, the caliber of the notch 22 can be enlarged when the lead wire 4 is installed from the notch 22, the connection assembly of the lead wire 4 and the clamping groove 2 is facilitated, and the lead wire 4 is further conveniently assembled in the cylindrical channel 21 through the notch 22, so that the method is simple and convenient.
Specifically, the diameter size of the cylindrical channel 21 is larger than that of the lead wire 4, and the lead wire 4 is adaptively clamped in the cylindrical channel 21, so that the lead wire 4 is conveniently placed and is provided for movement of the lead wire 4. In this embodiment, the diameter of the cylindrical passage 21 is slightly larger than the diameter of the lead wire 4, and is suitable for placing the lead wire 4.
Referring to fig. 2, the cross section of the notch 22 is rectangular, the notch 22 extends along the depth direction thereof to communicate with the cylindrical passage 21, and the width dimension of the notch 22 is smaller than the diameter dimension of the cylindrical passage 21, so that the lead wire 4 in the cylindrical passage 21 is prevented from coming out of the notch 22. The clamping groove 2 with the structure is connected in the cylindrical channel 21 after the lead wire 4 is installed through the notch 22, so that the lead wire is not easy to fall off.
Referring to fig. 3, the end of the cylindrical passage 21 remote from the top end of the mount 1 is provided with a guide groove 23, the end of the guide groove 23 remote from the cylindrical passage 21 extends down onto the extrados 11 of the mount 1, and the guide groove 23 communicates with the notch 22. In this embodiment, the guide groove 23 is provided to enable the lead wire 4 to slide out from the cylindrical channel 21 towards the lower end of the fixing frame 1, so that structural stability is improved, and signal detection is facilitated.
The utility model also provides an ear electrode 100, which comprises the ear electrode holder according to any one of the above technical schemes, and further comprises a metal electrode 5 and a lead wire 4, wherein the lead wire 4 is connected in the clamping groove 2 and can move along the extending direction of the clamping groove 2, and one end of the lead wire 4, which is close to the top end of the fixing frame 1, is connected with the metal electrode 5.
When the ear electrode 100 provided in this embodiment is used, the lead wire 4 connected with the metal electrode 5 is inserted into the clamping groove 2, and the fixing frame 1 adapted to the shape of the root of the auricle is hung on the ear of the subject, so that the metal electrode 5 and the lead wire 4 are fixed near the auricle of the subject, and are not easy to move, and the stability of the detection signal is ensured.
The ear electrode 100 provided in this embodiment solves the technical problems of unstable brain electrical signals, interference and multiple artifact signals caused by the phenomenon that the existing ear electrode is easy to move after being fixed. Then, the lead wire 4 in the clamping groove 2 is moved according to the conditions of different subjects, the position of the ear electrode 100 is adjusted, and the placement of the ear electrode 100 can be completed, namely, the position of the metal electrode 5 is adjusted, so that the metal electrode 5 can be oppositely arranged with the earlobe of different subjects, and the ear electrode can be adapted to different subjects, and the applicability is strong. In the detection, the metal electrode 5 is adhered to the earlobe of the subject by using the conductive paste, thereby completing the signal detection.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (10)
1. A holder for an ear electrode, comprising:
a mount configured to mate with a suitable C-shaped structure of the root of the auricle, the tip of the mount extending to an upper side of the root of the auricle to attach the mount to the subject's ear;
the clamping groove is formed on the fixing frame, extends along the contour line direction of the fixing frame and is used for adapting to the lead wire of the clamping ear electrode and for the lead wire to move;
at least one elastic sleeve is sleeved outside the fixing frame.
2. The holder for ear electrodes according to claim 1, wherein two elastic sleeves are provided, and the two elastic sleeves are sleeved at both ends of the clamping groove.
3. The holder for an ear electrode according to claim 1 or 2, wherein the elastic sleeve is made of a silicone rubber material.
4. The holder for an ear electrode according to claim 1, wherein the clamping groove comprises a cylindrical channel and a notch communicated with the cylindrical channel, the cylindrical channel is arranged at the axis of the fixing frame, the cylindrical channel extends from the end face of the top end of the fixing frame to the lower end of the fixing frame along the contour line of the cylindrical channel, the notch is arranged on the extrados of the fixing frame and is opposite to the cylindrical channel, and the lead wire is arranged in the cylindrical channel in a penetrating manner.
5. The holder for an ear electrode according to claim 4, wherein an end of the cylindrical passage away from the top end of the mount is provided with a guide groove, an end of the guide groove away from the cylindrical passage extends downward onto the extrados of the mount, and the guide groove communicates with the notch.
6. The holder for an ear electrode according to claim 4, wherein a diameter dimension of the cylindrical channel is larger than a diameter dimension of the lead wire, and the lead wire is adapted to be snapped into the cylindrical channel.
7. The holder for an ear electrode according to claim 4 or 5, characterized in that a width dimension of the notch is smaller than a diameter dimension of the cylindrical passage.
8. The holder for ear electrodes according to claim 1, wherein the holder is made of a silicone material, and a surface of the holder is smooth.
9. The holder for an ear electrode according to claim 1, wherein a diameter dimension of the elastic tube is smaller than a diameter dimension of the mount.
10. An ear electrode, characterized by comprising the holder for an ear electrode according to any one of claims 1 to 9, further comprising a metal electrode and a lead wire, wherein the lead wire is connected in the clamping groove and can move along the extending direction of the clamping groove, and one end of the lead wire, which is close to the top end of the fixing frame, is connected with the metal electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320464629.6U CN220158253U (en) | 2023-03-13 | 2023-03-13 | Ear electrode holder and ear electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320464629.6U CN220158253U (en) | 2023-03-13 | 2023-03-13 | Ear electrode holder and ear electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220158253U true CN220158253U (en) | 2023-12-12 |
Family
ID=89058277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320464629.6U Active CN220158253U (en) | 2023-03-13 | 2023-03-13 | Ear electrode holder and ear electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220158253U (en) |
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2023
- 2023-03-13 CN CN202320464629.6U patent/CN220158253U/en active Active
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