CN204468080U - A kind of scalp electrode for gathering electroencephalogram - Google Patents
A kind of scalp electrode for gathering electroencephalogram Download PDFInfo
- Publication number
- CN204468080U CN204468080U CN201420846234.3U CN201420846234U CN204468080U CN 204468080 U CN204468080 U CN 204468080U CN 201420846234 U CN201420846234 U CN 201420846234U CN 204468080 U CN204468080 U CN 204468080U
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- China
- Prior art keywords
- electrode
- arc groove
- contact rod
- fixed cover
- spheroid
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of scalp electrode for gathering electroencephalogram, comprise electrode body, embedding body is enclosed with outside electrode body, described electrode body is provided with several and connects joint, at least one arc groove is provided with between two adjacent connection joints, a trocar sheath is provided with in each arc groove, slide in trocar sheath and be provided with an electrode contact rod, electrode contact rod is connected with trocar sheath by the first spring body, electrode contact rod end is provided with contact spheroid, the one end connecting joint comprises several fixed covers be cascaded, inner side bottom fixed cover is provided with link slot, fixed cover top is provided with rubber flange, rubber flange is connected in link slot, a spherical container cavity is surrounded by metal clips in fixed cover, the other end connecting joint comprises one and connects spheroid.This utility model can improve the deficiencies in the prior art, and being convenient to strip shaped electric poles needs to carry out flexible according to detection.
Description
Technical field
This utility model relates to a kind of Neurology Department apparatus, especially a kind of scalp electrode for gathering electroencephalogram.
Background technology
Electroencephalogram is a kind of detection means that Neurology Department is conventional.Chinese utility model patent CN203828930 U discloses a kind of electroencephalogram strip scalp electrode, easy accessibility during use.But, when the strip shaped electric poles of this structure is fixed on electrode cap, the contact angle of its angle of bend and each electrode detection point and head cannot be adjusted flexibly.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of scalp electrode for gathering electroencephalogram, can solve the deficiencies in the prior art, and being convenient to strip shaped electric poles needs to carry out flexible according to detection.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of scalp electrode for gathering electroencephalogram, comprise electrode body, embedding body is enclosed with outside electrode body, described electrode body is provided with several and connects joint, at least one arc groove is provided with between two adjacent connection joints, a trocar sheath is provided with in each arc groove, slide in trocar sheath and be provided with an electrode contact rod, electrode contact rod is connected with trocar sheath by the first spring body, electrode contact rod end is provided with contact spheroid, the one end connecting joint comprises several fixed covers be cascaded, inner side bottom fixed cover is provided with link slot, fixed cover top is provided with rubber flange, rubber flange is connected in link slot, a spherical container cavity is surrounded by metal clips in fixed cover, the other end connecting joint comprises one and connects spheroid, connecting spheroid alternatively is located in spherical container cavity, and with metal clips interference fit.
As preferably, the side of described arc groove is provided with arc mat, and arc mat is contrary with the protrusion direction of arc groove.
As preferably, the position described embedding body being positioned at arc groove is provided with strip breach, the length of strip breach is 1.5 times ~ 2 times that connect joint length, and the medial wall of embedding body is provided with polytetrafluorethylecoatings coatings, and embedding body is positioned at the position connecting joint and is provided with reducing.
The beneficial effect adopting technique scheme to bring is: this utility model connects joint by arranging, and achieves the flexible of strip shaped electric poles length, angle of bend and the anglec of rotation.Connect spheroid and be positioned at spherical container cavity, by selecting different spherical container cavities, the adjustment of strip shaped electric poles length can be realized, also can realize the adjustment of spacing between electrode contact rod.Because fixed cover is flexibly connected mutually, by the rotation of rubber flange in link slot and tilt slide, the adjustment of the bending of strip shaped electric poles and the anglec of rotation can be realized, which achieves electrode contact rod and detect the adjustment at position and the adjustment of contact angle.Because the electrode body of this structure can bend and rotate, so arrange arc mat in arc groove both sides, can ensure that arc mat supports detection position effectively when electrode body bends and rotate.Strip breach on embedding body coordinates when carrying out flexible for electrode body set by electrode contact rod position.Polytetrafluorethylecoatings coatings can so that electrode body adjusts in embedding body, and reducing can be coated and fixed to connection joint, avoids in testing process, connect joint and occurs to loosen displacement.
Accompanying drawing explanation
Fig. 1 is the structure chart of this utility model detailed description of the invention.
Fig. 2 is the structure chart connecting joint in this utility model detailed description of the invention.
Fig. 3 is the structure chart of this utility model arc groove.
In figure: 1, electrode body; 2, body is embedded; 3, joint is connected; 4, arc groove; 5, trocar sheath; 6, electrode contact rod; 7, the first spring body; 8, spheroid is contacted; 9, fixed cover; 10, metal clips; 11, spherical container cavity; 12, spheroid is connected; 13, arc mat; 14, strip breach; 15, polytetrafluorethylecoatings coatings; 16, reducing; 17, link slot; 18, rubber flange; 19, conduit is injected; 20, export.
Detailed description of the invention
The standardized element used in this utility model all can be commercially, shaped piece all can carry out customized according to description with the record of accompanying drawing, the concrete connected mode of each part all adopts the conventional means such as bolt, rivet, welding, stickup ripe in prior art, is not described in detail in this.
With reference to Fig. 1-3, this utility model detailed description of the invention comprises electrode body 1, embedding body 2 is enclosed with outside electrode body 1, described electrode body 1 is provided with several and connects joint 3, two arc grooves 4 are provided with between two adjacent connection joints 3, a trocar sheath 5 is provided with in each arc groove 4, slide in trocar sheath 5 and be provided with an electrode contact rod 6, electrode contact rod 6 is connected with trocar sheath 5 by the first spring body 7, electrode contact rod 6 ends are provided with contact spheroid 8, the one end connecting joint 3 comprises series connection several fixed covers 9 together, inner side bottom fixed cover 9 is provided with link slot 17, fixed cover 9 top is provided with rubber flange 18, rubber flange 18 is connected in link slot 17, a spherical container cavity 11 is surrounded by metal clips 10 in fixed cover 9, the other end connecting joint 3 comprises one and connects spheroid 12, connecting spheroid 12 alternatively is located in spherical container cavity 11, and with metal clips 10 interference fit.Connect spheroid 8 and be positioned at spherical container cavity 11, by selecting different spherical accommodation 11 chambeies, the adjustment of strip shaped electric poles length can be realized, also can realize the adjustment of spacing between electrode contact rod 6.Because fixed cover 9 is flexibly connected mutually, by the rotation of rubber flange 18 in link slot 17 and tilt slide, the adjustment of the bending of strip shaped electric poles and the anglec of rotation can be realized, which achieves electrode contact rod 6 and detect the adjustment at position and the adjustment of contact angle.The side of arc groove 4 is provided with arc mat 13, arc mat 13 is contrary with the protrusion direction of arc groove 4, because the electrode body 1 of this structure can bend and rotate, so arrange arc mat 13 in arc groove 4 both sides, can ensure that arc mat 13 supports detection position effectively when electrode body 1 bends and rotates.Position embedding body 2 being positioned at arc groove 4 is provided with strip breach 14, the length of strip breach 14 is 1.8 times that connect joint 3 length, the medial wall of embedding body 2 is provided with polytetrafluorethylecoatings coatings 15, embedding body 2 is positioned at the position connecting joint 3 and is provided with reducing 16, polytetrafluorethylecoatings coatings 15 can so that electrode body 1 adjusts in embedding body 2, reducing 16 can be coated and fixed to connection joint 3, avoid in testing process, connect joint 3 to occur to loosen displacement, strip breach 14 on embedding body 2 coordinates when carrying out flexible for electrode body 1 set by electrode contact rod 6 positions.
In addition, be provided with in electrode contact rod 6 and inject conduit 19, be provided with in electrode contact rod 6 and on the connecting portion contacting the spheroid 8 and bottom contacting spheroid 8 and the outlet 20 of injecting conduit 19 and being communicated with.Inject conduit to be used for after detected person wears upper electrode cap, inject conduction colloid to detection position, adjustment contact impedance.The position that outlet 20 is arranged can be that conduction colloid is evenly distributed on detection position.
Wherein, this utility model be the patent documentation quoted in the introduction basis on improve, the contents such as the outside connected mode of strip shaped electric poles and operation principle have been carried out open fully in the cited patent, are not described in detail in this.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed this utility model.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. one kind for gathering the scalp electrode of electroencephalogram, comprise electrode body (1), electrode body (1) outside is enclosed with embedding body (2), it is characterized in that: described electrode body (1) is provided with several and connects joint (3), at least one arc groove (4) is provided with between two adjacent connections joint (3), a trocar sheath (5) is provided with in each arc groove (4), slide in trocar sheath (5) and be provided with an electrode contact rod (6), electrode contact rod (6) is connected with trocar sheath (5) by the first spring body (7), electrode contact rod (6) end is provided with contact spheroid (8), the one end connecting joint (3) comprises series connection several fixed covers (9) together, the inner side of fixed cover (9) bottom is provided with link slot (17), fixed cover (9) top is provided with rubber flange (18), rubber flange (18) is connected in link slot (17), a spherical container cavity (11) is surrounded by metal clips (10) in fixed cover (9), the other end connecting joint (3) comprises one and connects spheroid (12), connecting spheroid (12) alternatively is located in spherical container cavity (11), and with metal clips (10) interference fit.
2. the scalp electrode for gathering electroencephalogram according to claim 1, it is characterized in that: the side of described arc groove (4) is provided with arc mat (13), and arc mat (13) is contrary with the protrusion direction of arc groove (4).
3. the scalp electrode for gathering electroencephalogram according to claim 1, it is characterized in that: the position described embedding body (2) being positioned at arc groove (4) is provided with strip breach (14), the length of strip breach (14) is 1.5 times ~ 2 times that connect joint (3) length, the medial wall of embedding body (2) is provided with polytetrafluorethylecoatings coatings (15), and embedding body (2) is positioned at the position connecting joint (3) and is provided with reducing (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420846234.3U CN204468080U (en) | 2014-12-29 | 2014-12-29 | A kind of scalp electrode for gathering electroencephalogram |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420846234.3U CN204468080U (en) | 2014-12-29 | 2014-12-29 | A kind of scalp electrode for gathering electroencephalogram |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204468080U true CN204468080U (en) | 2015-07-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420846234.3U Expired - Fee Related CN204468080U (en) | 2014-12-29 | 2014-12-29 | A kind of scalp electrode for gathering electroencephalogram |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204468080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017202288A (en) * | 2015-11-30 | 2017-11-16 | 東海光学株式会社 | Brain activity measuring electrode, head-worn device using electrode, and brain activity measuring system |
-
2014
- 2014-12-29 CN CN201420846234.3U patent/CN204468080U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017202288A (en) * | 2015-11-30 | 2017-11-16 | 東海光学株式会社 | Brain activity measuring electrode, head-worn device using electrode, and brain activity measuring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20151229 |
|
| EXPY | Termination of patent right or utility model |