CN109893116A - A kind of ping-pong ball electrode with elastic protection device for electrocochleogram - Google Patents
A kind of ping-pong ball electrode with elastic protection device for electrocochleogram Download PDFInfo
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- CN109893116A CN109893116A CN201910301917.8A CN201910301917A CN109893116A CN 109893116 A CN109893116 A CN 109893116A CN 201910301917 A CN201910301917 A CN 201910301917A CN 109893116 A CN109893116 A CN 109893116A
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- China
- Prior art keywords
- ping
- pong ball
- protection device
- elastic protection
- ball electrode
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- 239000000463 material Substances 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 210000003454 tympanic membrane Anatomy 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 239000004020 conductor Substances 0.000 description 7
- 210000000613 ear canal Anatomy 0.000 description 4
- 210000003477 cochlea Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002504 physiological saline solution Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 210000000860 cochlear nerve Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000002768 hair cell Anatomy 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 206010011878 Deafness Diseases 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000036982 action potential Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000007743 anodising Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004081 cilia Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008035 nerve activity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
Landscapes
- Electrotherapy Devices (AREA)
Abstract
The invention belongs to Medical Equipment fields, specifically disclose a kind of ping-pong ball electrode with elastic protection device for electrocochleogram, including conducting wire, ping-pong ball and ping-pong ball electrode tip；Described conducting wire one end is equipped with the first connecting pin powered on, and the conducting wire other end is connect by second connection end with ping-pong ball electrode tip；Ping-pong ball electrode tip one end is placed in second connection end, and the ping-pong ball electrode tip other end is equipped with ping-pong ball, and one layer of elastic protection device is wrapped up in ping-pong ball periphery；The ping-pong ball electrode structure with elastic protection device for electrocochleogram is practical, has the advantage that the good conductivity with high purity of one, ping-pong ball electrode tip, the electrocochleogram waveform well differentiated made using ping-pong ball electrode tip；Two, the scalable design of cortex keeps elastic protection device not easily to fall off convenient for fixing elastic protection device.
Description
Technical field
The present invention relates to Medical Equipment field, it is specifically a kind of for electrocochleogram with elastic protection device
Ping-pong ball electrode.
Background technique
Electrocochleogram using cochlear nerve action potential reaction threshold close to the threshold of audibility the characteristics of objective appraisal be difficult to listening for the person of not hearing
Threshold is the most accurate method of the current deaf diseased region of identification.Electrocochleogram principle process are as follows: under sonic stimulation, sound wave is certainly
Fenestra vestibuli is passed to cochlea, causes the movement of basilar memebrane, and the cilium of external hair cell is caused to be bent due to shears-like movement, is formed
The variation of local current, makes mechanical energy be converted into electric energy at the top of hair cell.
The most common electrode of electrocochleogram is ping-pong ball electrode, and advantage is if ping-pong ball anodizing, it is only necessary to more
It changes front end and does not need restringing.But in use, the nonelastic inclusion enclave in position of electrode contact eardrum.When use
Conductive materials need to be used to wrap up eletrode tip, and using when the conductive materials that wrap up be easy to fall off injury eardrum.
For the problems in above-mentioned background technology, the present invention is intended to provide a kind of have resilient protection for electrocochleogram
The ping-pong ball electrode of device.
Summary of the invention
The purpose of the present invention is to provide a kind of ping-pong ball electrodes with elastic protection device for electrocochleogram, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme:
A kind of ping-pong ball electrode with elastic protection device for electrocochleogram comprising: conducting wire, ping-pong ball and ping-pong ball electrode
End, conducting wire one end are equipped with the first connecting pin powered on, and the conducting wire other end is connect by second connection end with ping-pong ball electrode tip；
Ping-pong ball electrode tip one end is placed in second connection end, and the ping-pong ball electrode tip other end is equipped with ping-pong ball, and one layer of bullet is wrapped up in ping-pong ball periphery
Property protective device.
As a further solution of the present invention: conductive component, the conductive component packet are equipped with inside the second connection end
Conductive component ontology and conductive column are included, the conductive component body interior is equipped with circuit board；The quantity of the conductive column is two
A, two conductive columns are separately positioned at left and right sides of conductive component ontology, are equipped with connecting hole on two conductive columns, are passed through conducting wire
One end be mounted in the connecting hole on the conductive column on the left of conductive component ontology, one end of ping-pong ball electrode tip is mounted on conductive group
In the connecting hole on conductive column on the right side of part ontology, it is electrically connected conducting wire and ping-pong ball electrode tip.
As a further solution of the present invention: one layer of cortex is enclosed on the outside of the ping-pong ball electrode tip, cortex is scalable
The helical Bourdon tube of design.
As a further solution of the present invention: the material of the production of the cortex is polyurethane.
As a further solution of the present invention: the elastic protection device is horn shape.
As a further solution of the present invention: the elastic protection device front end offers open-work, and the ping-pong ball surface is set
There are a conductive bumps, the conductive bumps of ping-pong ball limit in the open-work of elastic protection device and conductive bumps extension end and resilient protection
The open-work surface of device maintains an equal level.
As a further solution of the present invention: the making material of the elastic protection device is absorbent cotton.
Compared with prior art, the beneficial effects of the present invention are:
The ping-pong ball electrode structural designs with elastic protection device for electrocochleogram are reasonable, practical, tool
Have following advantage: one, the good conductivity with high purity of ping-pong ball electrode tip is broken up using the electrocochleogram waveform that ping-pong ball electrode tip is made
Well；Two, the scalable design of cortex keeps elastic protection device not easily to fall off convenient for fixing elastic protection device；Three, elastic
Protective device wrap up ping-pong ball using it is preceding by using physiological saline moisten elastic protection device make ping-pong ball do not need package conductive material
Matter energy eardrum in electrical contact, avoids conductive materials from falling off and injures eardrum.
Detailed description of the invention
Fig. 1 is a kind of structural representation of ping-pong ball electrode with elastic protection device for electrocochleogram of the present embodiment
Figure.
Fig. 2 is a kind of front-end architecture of ping-pong ball electrode with elastic protection device for electrocochleogram of the present embodiment
Schematic diagram.
Fig. 3 is a kind of the second connection of ping-pong ball electrode with elastic protection device for electrocochleogram of the present embodiment
Conductive component structural schematic diagram inside end.
In figure: the first connecting pin 1-, 2- conducting wire, 3- second connection end, 4- cortex, 5- ping-pong ball, 6- elastic protection device, 7-
Ping-pong ball electrode tip, 8- conductive component ontology, 9- conductive column, 10- connecting hole.
Specific embodiment
Technical solution of the present invention is described in more detail With reference to embodiment.
Please refer to Fig. 1-3, in the embodiment of the present invention, a kind of ping-pong ball electricity with elastic protection device for electrocochleogram
Pole comprising: conducting wire 2, ping-pong ball 5 and ping-pong ball electrode tip 7,2 one end of conducting wire are equipped with the first connecting pin 1 powered on, conducting wire 2
The other end is connect by second connection end 3 with ping-pong ball electrode tip 7；7 one end of ping-pong ball electrode tip is placed in second connection end 3, silver
7 other end of ball electrode end is equipped with ping-pong ball 5,5 periphery one layer of elastic protection device 6 of package of ping-pong ball.
Further, conductive component is equipped with inside the second connection end 3.
Specifically, the conductive component includes: conductive component ontology 8 and conductive column 9, in the conductive component ontology 8
Portion is equipped with circuit board, and circuit board is the prior art, is not further elaborated herein；The quantity of the conductive column 9 is two, two
Conductive column 9 is separately positioned on 8 left and right sides of conductive component ontology, is equipped with connecting hole 10 on two conductive columns 9, passes through conducting wire 2
One end be mounted in 10 on the conductive column 9 in the left side of conductive component ontology 8, one end of ping-pong ball electrode tip 7 is mounted on conductive group
In connecting hole 10 on the conductive column 9 on 8 right side of part ontology, it is electrically connected conducting wire 2 and ping-pong ball electrode tip 7.
Further, one layer of cortex 4 is enclosed on the outside of the ping-pong ball electrode tip 7.
Specifically, the cortex 4 is the helical Bourdon tube of scalable design；The material of the production of cortex 4 is polyurethane, is gathered
Urethane material not only has good insulating properties, but also has preferable elastic deformation performance；Pass through the skin of scalable design
Layer 4, can help to fix elastic protection device 6, prevent elastic protection device 6 from falling off.
Further, the elastic protection device 6 is horn shape, and 6 front end of elastic protection device offers open-work, described
5 surface of ping-pong ball is equipped with conductive bumps, and the conductive bumps of ping-pong ball 5 limit in the open-work of elastic protection device 6 and conductive bumps are stretched
The open-work surface of outlet and elastic protection device 6 maintains an equal level；It is limited by the conductive bumps of ping-pong ball 5 in the saturating of elastic protection device 6
In hole, so that ping-pong ball 5 is not needed package conductive materials energy eardrum in electrical contact, guarantee the electrocochleogram waveform point that ping-pong ball 5 is made
Change good.
Specifically, the making material of the elastic protection device 6 is absorbent cotton, and absorbent cotton adapts to the machine of ear canal internal complexity
Structure environment mitigates elastic protection device 6 and injures caused by ear canal internal.
The working principle of the invention is:
When using the ping-pong ball electrode with elastic protection device for electrocochleogram, the connection of second connection end 3 is first passed through
Ping-pong ball electrode tip 7 is electrically connected the equipment for doing electrocochleogram by the first connecting pin 1, then carries out cochlea detection, first will be elastic
Protective device 6 infiltrates physiological saline, then slowly protrudes into cortex 4 in the ear canal of patient, the ping-pong ball electrode tip 7 inside cortex 4
The ping-pong ball 5 of front end, which is advanced until under the package of elastic protection device 6 along ear canal, touches eardrum, and ping-pong ball 5 touches eardrum
Afterwards, the medical equipment for doing electrocochleogram shows cochlea micronormal, current potential and auditory nerve resultant action potential so as to medical staff
Carry out the analysis of conditions of patients；
The ping-pong ball electrode structural designs with elastic protection device for electrocochleogram are reasonable, practical, tool
There is following advantage: one, the good conductivity with high purity of ping-pong ball electrode tip 7, the electrocochleogram waveform point made using ping-pong ball electrode tip 7
Change good；Two, the scalable design of cortex 4 keeps elastic protection device 6 not easily to fall off convenient for fixing elastic protection device 6；
Three, the package ping-pong ball 5 of elastic protection device 6, which moistens elastic protection device 6 by using physiological saline before, does not need ping-pong ball 5
Conductive materials energy eardrum in electrical contact is wrapped up, avoids conductive materials from falling off and injures eardrum.
In the description of the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The connection in portion.For the ordinary skill in the art, it can understand that above-mentioned term is in invention specific with concrete condition
Meaning.
The foregoing is merely the preferred embodiments of invention, not to limit invention, all spirit and original in invention
Made any modifications, equivalent replacements, and improvements etc., should be included within the protection scope of invention within then.
Claims (7)
1. a kind of ping-pong ball electrode with elastic protection device for electrocochleogram comprising: conducting wire (2), ping-pong ball (5) and
Ping-pong ball electrode tip (7), it is characterised in that: described conducting wire (2) one end is equipped with the first connecting pin (1) powered on, and conducting wire (2) is another
One end is connect by second connection end (3) with ping-pong ball electrode tip (7)；Ping-pong ball electrode tip (7) one end is placed in second connection end (3)
Interior, ping-pong ball electrode tip (7) other end is equipped with ping-pong ball (5), ping-pong ball (5) periphery one layer of elastic protection device (6) of package.
2. the ping-pong ball electrode with elastic protection device according to claim 1 for electrocochleogram, it is characterised in that:
Conductive component is equipped with inside the second connection end (3), the conductive component includes conductive component ontology (8) and conductive column
(9), circuit board is equipped with inside the conductive component ontology (8)；The quantity of the conductive column (9) is two, two conductive columns (9)
It is separately positioned at left and right sides of conductive component ontology (8), is equipped with connecting hole (10) on two conductive columns (9), passes through conducting wire (2)
One end is mounted on the (10) on the conductive column (9) on the left of conductive component ontology (8) Nei, and one end of ping-pong ball electrode tip (7) is mounted on
In the connecting hole (10) on conductive column (9) on the right side of conductive component ontology (8), connect conducting wire (2) electrically with ping-pong ball electrode tip (7)
It connects.
3. the ping-pong ball electrode with elastic protection device according to claim 2 for electrocochleogram, it is characterised in that:
One layer of cortex (4) is enclosed on the outside of the ping-pong ball electrode tip (7), cortex (4) is the helical Bourdon tube of scalable design.
4. the ping-pong ball electrode with elastic protection device according to claim 3 for electrocochleogram, it is characterised in that:
The material of the production of the cortex (4) is polyurethane.
5. the ping-pong ball electrode with elastic protection device according to claim 1 for electrocochleogram, it is characterised in that:
The elastic protection device (6) is horn shape.
6. the ping-pong ball electrode with elastic protection device according to claim 5 for electrocochleogram, it is characterised in that:
Elastic protection device (6) front end offers open-work；Ping-pong ball (5) surface is equipped with conductive bumps, the conductive stud of ping-pong ball (5)
Limit is played in the open-work of elastic protection device (6) and conductive bumps extension end and the open-work surface of elastic protection device (6) are held
It is flat.
7. the ping-pong ball electrode with elastic protection device according to claim 5 or 6 for electrocochleogram, feature exist
In: the making material of the elastic protection device (6) is absorbent cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910301917.8A CN109893116A (en) | 2019-04-16 | 2019-04-16 | A kind of ping-pong ball electrode with elastic protection device for electrocochleogram |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910301917.8A CN109893116A (en) | 2019-04-16 | 2019-04-16 | A kind of ping-pong ball electrode with elastic protection device for electrocochleogram |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109893116A true CN109893116A (en) | 2019-06-18 |
Family
ID=66954902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910301917.8A Pending CN109893116A (en) | 2019-04-16 | 2019-04-16 | A kind of ping-pong ball electrode with elastic protection device for electrocochleogram |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109893116A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4109648A (en) * | 1975-12-18 | 1978-08-29 | National Research Development Corporation | Electrode assemblies |
| US4601294A (en) * | 1982-01-25 | 1986-07-22 | Minnesota Mining And Manufacturing Company | Ear canal electrode |
| CN86105171A (en) * | 1985-08-21 | 1987-03-04 | 明尼苏达州采矿制造公司 | Press close to diaphragm-operated electrode and stimulation thereof and tracer signal method |
| US20110257702A1 (en) * | 2008-09-04 | 2011-10-20 | Sule Kara | Self-assembled monolayer coating on electrically conductive regions of a medical implant |
| CN210077645U (en) * | 2019-04-16 | 2020-02-18 | 青岛市市立医院 | Silver ball electrode with elastic protection device for cochlear electrograph |
-
2019
- 2019-04-16 CN CN201910301917.8A patent/CN109893116A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4109648A (en) * | 1975-12-18 | 1978-08-29 | National Research Development Corporation | Electrode assemblies |
| US4601294A (en) * | 1982-01-25 | 1986-07-22 | Minnesota Mining And Manufacturing Company | Ear canal electrode |
| CN86105171A (en) * | 1985-08-21 | 1987-03-04 | 明尼苏达州采矿制造公司 | Press close to diaphragm-operated electrode and stimulation thereof and tracer signal method |
| US20110257702A1 (en) * | 2008-09-04 | 2011-10-20 | Sule Kara | Self-assembled monolayer coating on electrically conductive regions of a medical implant |
| CN210077645U (en) * | 2019-04-16 | 2020-02-18 | 青岛市市立医院 | Silver ball electrode with elastic protection device for cochlear electrograph |
Non-Patent Citations (1)
| Title |
|---|
| 周祥宁等: "无损伤的耳蜗电图描记法及其临床应用", 《天津医药》, no. 10, pages 598 - 603 * |
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