CN207067322U - A kind of multi-channel artificial cochlea wire electrode coating insulation performance detecting system - Google Patents
A kind of multi-channel artificial cochlea wire electrode coating insulation performance detecting system Download PDFInfo
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- CN207067322U CN207067322U CN201720887473.7U CN201720887473U CN207067322U CN 207067322 U CN207067322 U CN 207067322U CN 201720887473 U CN201720887473 U CN 201720887473U CN 207067322 U CN207067322 U CN 207067322U
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Abstract
The utility model provides a kind of multi-channel artificial cochlea wire electrode coating insulation performance detecting system, including multichannel constant-voltage power supply source, insulation open-top receptacle and master control set equipped with conduction liquid；The insulation open-top receptacle equipped with conduction liquid is used to place multichannel artificial cochlea electrode silk, and the center section of the artificial cochlea electrode silk is immersed in the conduction liquid, and both ends are extended to outside the conduction liquid；Multichannel constant-voltage power supply source includes multiple current output terminals and a current loop end；Current output terminal is used for the one end for being connected to artificial cochlea electrode silk, and current loop end is used to extend in the conduction liquid in the insulation open-top receptacle；The master control set is used to receive each channel current information that the multichannel constant-voltage power supply source is sent, to judge whether the insulating properties of artificial cochlea electrode silk corresponding to each passage are excellent.Multi-channel artificial cochlea wire electrode coating insulation performance detecting system of the present utility model can accurately detect the insulating properties of artificial cochlea electrode silk coating.
Description
Technical field
The technical field of electronics is the utility model is related to, it is exhausted more particularly to a kind of multi-channel artificial cochlea wire electrode coating
Edge performance detecting system.
Background technology
Artificial cochlea is a kind of electronic installation, and the telecommunications of certain coding form is converted sound into by external speech processor
Number, by the directly excited auditory nerve of the electrode system to implant come the auditory function that recovers or rebuild deaf person.In recent years, with
The development of electronic technology, computer technology, phonetics, electrophysiology, materialogy, otomicrosurgery, artificial cochlea from
Experimental study enters clinical practice.The present whole world is using artificial cochlea's conventional method deaf to complete deafness as treatment severe.
Artificial cochlea electrode silk table face is provided with insulating coating.In the prior art, for artificial cochlea electrode silk coating insulation
The detection of performance depends on proof voltage tester mostly.However, because measuring accuracy is limited, it is difficult to detect small electric leakage
Stream, cause to examine existing defects to the insulating properties of wire electrode coating, add the production of subsequent artefacts' cochlear implantation prosthesis and make
Risk.
Utility model content
In view of the above the shortcomings that prior art, the purpose of this utility model is to provide a kind of multi-channel artificial cochlea
Wire electrode coating insulation performance detecting system, without proof voltage tester, you can accurate detection artificial cochlea electrode silk coating
Insulating properties so that test is safer, more effective.
In order to achieve the above objects and other related objects, the utility model provides a kind of multi-channel artificial cochlea wire electrode and applied
Layer insulating properties detection system, including multichannel constant-voltage power supply source, insulation open-top receptacle and master control set equipped with conduction liquid；Institute
The insulation open-top receptacle equipped with conduction liquid is stated to be used to place multichannel artificial cochlea electrode silk, the centre of the artificial cochlea electrode silk
Part is immersed in the conduction liquid, and both ends are extended to outside the conduction liquid；The multichannel constant-voltage power supply source includes multiple electricity
Flow output end and a current loop end；Current output terminal is used for the one end for being connected to artificial cochlea electrode silk, and the electric current returns
Terminal is used to extend in the conduction liquid in the insulation open-top receptacle；The master control set is used to receive the multichannel constant pressure
Each channel current information that current source is sent, to judge whether the insulating properties of artificial cochlea electrode silk corresponding to each passage are excellent
It is good.
In the embodiment of the utility model one, the multichannel constant-voltage power supply source is using artificial cochlear implant stimulator
Multichannel constant-voltage power supply source.
In the embodiment of the utility model one, the master control set uses PC.
In the embodiment of the utility model one, in addition to adapter, the adapter respectively with the PC and described more logical
Road constant-voltage power supply source is connected, for realizing the communication between the PC and the multichannel constant-voltage power supply source.
In the embodiment of the utility model one, the conduction liquid uses physiological saline.
In the embodiment of the utility model one, the insulation open-top receptacle is made of glass or plastics.
In the embodiment of the utility model one, the multichannel constant-voltage power supply source includes the current source of 22 passages.
As described above, multi-channel artificial cochlea wire electrode coating insulation performance detecting system of the present utility model, have with
Lower beneficial effect：
(1) passed through by the test of multichannel constant-voltage power supply source per the electric current on strip electrode silk, to judge wire electrode coating
Insulating properties；
(2) without proof voltage tester, testing cost is low, and safely and effectively；
(3) insulating properties of a plurality of wire electrode coating can be tested simultaneously, and testing efficiency is high.
Brief description of the drawings
Fig. 1 is shown as multi-channel artificial cochlea wire electrode coating insulation performance detecting system of the present utility model to be implemented in one
Structural representation in example.
Fig. 2 is shown as multi-channel artificial cochlea wire electrode coating insulation performance detecting system of the present utility model in another reality
Apply the structural representation in example；
Fig. 3 is shown as the current characteristic curve schematic diagram in multichannel constant-voltage power supply source of the present utility model；
Fig. 4 is shown as the voltage response schematic diagram in multichannel constant-voltage power supply source of the present utility model；
Fig. 5 is shown as the current scanning schematic diagram that master control set of the present utility model obtains in an embodiment.
Component label instructions
1 multichannel constant-voltage power supply source
2 are equipped with the insulation open-top receptacle of conduction liquid
3 master control sets
Embodiment
Illustrate embodiment of the present utility model below by way of specific instantiation, those skilled in the art can be by this theory
Content disclosed by bright book understands other advantages and effect of the present utility model easily.The utility model can also be by addition
Different embodiments are embodied or practiced, and the various details in this specification can also be based on different viewpoints with answering
With, without departing from it is of the present utility model spirit under carry out various modifications or alterations.It should be noted that in situation about not conflicting
Under, the feature in following examples and embodiment can be mutually combined.
It should be noted that the diagram provided in following examples only illustrate in a schematic way it is of the present utility model basic
Conception, the component relevant with the utility model is only shown in schema then rather than according to component count during actual implement, shape
And size is drawn, kenel, quantity and the ratio of each component can be a kind of random change during its actual implementation, and its assembly layout
Kenel may also be increasingly complex.
It is permanent that multi-channel artificial cochlea wire electrode coating insulation performance detecting system of the present utility model can be based on multichannel
The electric current on a plurality of wire electrode is detected in current voltage source simultaneously, and the insulating properties of wire electrode coating are judged according to the size of electric current；
It is without proof voltage tester, and testing cost is low, and testing efficiency is high.
As shown in figure 1, in an embodiment, multi-channel artificial cochlea wire electrode coating insulation performance inspection of the present utility model
Examining system includes multichannel constant-voltage power supply source 1, insulation open-top receptacle 2 and master control set 3 equipped with conduction liquid.
Insulation open-top receptacle 2 equipped with conduction liquid is used to place multichannel artificial cochlea electrode silk.As shown in Fig. 2 the people
The center section of work cochlear electrode silk is immersed in the conduction liquid, and both ends are extended to outside the conduction liquid.
In the embodiment of the utility model one, the conduction liquid uses physiological saline.The insulation open-top receptacle uses glass
Glass or plastics are made.
Multichannel constant-voltage power supply source 1 includes multiple current output terminals and a current loop end；The current output terminal is used
In the one end for being connected to artificial cochlea electrode silk, the current loop end is used to extend to leading in the insulation open-top receptacle 2
In electro-hydraulic.
As shown in Figure 3 and Figure 4, the output current of current source is detected under saturated characteristic, to pass through Ohm's law (R=U/
I the accurate leakage current situation for testing artificial cochlea electrode silk) is carried out, so as to judge the insulating properties of coating.
Preferably, the multichannel constant-voltage power supply source uses the multichannel constant-voltage power supply of artificial cochlear implant stimulator
Source.When the load of the output channel in multichannel constant-voltage power supply source is larger, into saturation state, voltage U is stable, now artitificial ear
Snail implant stimulator can detect the electric current I of multichannel constant-voltage power supply source output, and the measuring accuracy of electric current can be accurate to 1 μ
A。
Specifically, when the insulation impedance of tested artificial cochlea electrode silk coating is larger, the work of multichannel voltage current source
In saturation state, voltage U is stable, and the electric current for being tested path corresponding to artificial cochlea electrode silk is I, then insulation impedance RLFor RL=
U/I.Therefore, when electric current I can be ignored, show that insulation impedance is infinitely great, insulating properties are good；When certain electric current being present
During I, show that artificial cochlea electrode silk coating has certain electric leakage, insulating properties are bad.
Preferably, multichannel constant-voltage power supply source 1 includes the current source of 22 passages.The current source of each passage is used to provide
Current source is to artificial cochlea electrode silk all the way all the way, therefore it is connected to any one end of artificial cochlea electrode silk all the way.By
In current loop end, com is extended in the conduction liquid in the insulation open-top receptacle 2, therefore the current source of any passage and a passerby
Work cochlear electrode silk, conduction liquid and current loop end form a path.When the insulating properties of artificial cochlea electrode silk coating
When good, corresponding impedance is infinity, therefore the electric current in the passage can be neglected；It is exhausted when artificial cochlea electrode silk coating
When edge performance is bad, corresponding resistance will significantly reduce, therefore will have obvious electric current in the passage.It therefore, there is no need to using resistance to
Voltage tester, the exhausted of corresponding artificial cochlea electrode silk coating can determine whether according to the size of electric current detected in passage
Whether edge performance is good.
In this embodiment, multichannel constant-voltage power supply source can quickly scan the size of current of 1-22 paths, so as to reality
Existing single quickly tests 22 wire electrodes.Scan mode be the t1 moment scan com-J1 passages between electric current i1, the t2 moment scan
Electric current i2 between com-J2 passages, by that analogy, t22 moment scan electric current i22 between com-J22 passages, so as to obtain such as Fig. 5
Shown sweep current figure.
Master control set 3 is used to receive each channel current information that the multichannel constant-voltage power supply source is sent, each to judge
Whether the insulating properties of artificial cochlea electrode silk coating are excellent corresponding to passage.
Specifically, when current information can be ignored, show that the insulating properties of artificial cochlea electrode silk coating are good；
When obvious electric current be present, show that the insulating properties of artificial cochlea electrode silk coating are bad.
In the embodiment of the utility model one, as shown in Fig. 2 the master control set uses PC.In order to realize PC with leading to more
Communication between road constant-voltage power supply source, the embodiment also include adapter, the adapter respectively with the PC and described more logical
Road constant-voltage power supply source is connected, for realizing the communication between the PC and the multichannel constant-voltage power supply source.
Corresponded in the embodiment of the utility model one, in addition to each passage in the multichannel constant-voltage power supply source
Some alarm sets, each alarm set be used for sent when the wire electrode coating insulation performance connected in respective channel is bad
Prompting message.
Preferably, the alarm set uses indicator lamp and/or buzzer.It is further preferable that the indicator lamp uses LED
Lamp.
In summary, multi-channel artificial cochlea wire electrode coating insulation performance detecting system of the present utility model passes through more logical
The test of road constant-voltage power supply source passes through per the electric current on strip electrode silk, to judge the insulating properties of wire electrode coating；Without proof voltage
Tester, testing cost is low, and safely and effectively；The insulating properties of a plurality of wire electrode coating can be tested simultaneously, and testing efficiency is high.Institute
So that the utility model effectively overcomes various shortcoming of the prior art and has high industrial utilization.
Above-described embodiment only illustrative principle of the present utility model and its effect are new not for this practicality is limited
Type.Any person skilled in the art can all be carried out without prejudice under spirit and scope of the present utility model to above-described embodiment
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by claim of the present utility model.
Claims (7)
- A kind of 1. multi-channel artificial cochlea wire electrode coating insulation performance detecting system, it is characterised in that：Including multichannel constant pressure Current source, insulation open-top receptacle and master control set equipped with conduction liquid；The insulation open-top receptacle equipped with conduction liquid is used to place multichannel artificial cochlea electrode silk, the artificial cochlea electrode silk Center section be immersed in the conduction liquid, both ends are extended to outside the conduction liquid；The multichannel constant-voltage power supply source includes multiple current output terminals and a current loop end；Current output terminal is used to connect To one end of artificial cochlea electrode silk, the current loop end is used to extend in the conduction liquid in the insulation open-top receptacle；The master control set is used to receive each channel current information that the multichannel constant-voltage power supply source is sent, each logical to judge Whether the insulating properties of artificial cochlea electrode silk are excellent corresponding to road.
- 2. multi-channel artificial cochlea wire electrode coating insulation performance detecting system according to claim 1, it is characterised in that： The multichannel constant-voltage power supply source uses the multichannel constant-voltage power supply source of artificial cochlear implant stimulator.
- 3. multi-channel artificial cochlea wire electrode coating insulation performance detecting system according to claim 1 is characterized in that： The master control set uses PC.
- 4. multi-channel artificial cochlea wire electrode coating insulation performance detecting system according to claim 3, it is characterised in that： Also include adapter, the adapter is connected with the PC and the multichannel constant-voltage power supply source respectively, for realizing the PC With the communication between the multichannel constant-voltage power supply source.
- 5. multi-channel artificial cochlea wire electrode coating insulation performance detecting system according to claim 1, it is characterised in that： The conduction liquid uses physiological saline.
- 6. multi-channel artificial cochlea wire electrode coating insulation performance detecting system according to claim 1, it is characterised in that： The insulation open-top receptacle is made of glass or plastics.
- 7. multi-channel artificial cochlea wire electrode coating insulation performance detecting system according to claim 1, it is characterised in that： The multichannel constant-voltage power supply source includes the current source of 22 passages.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720887473.7U CN207067322U (en) | 2017-07-20 | 2017-07-20 | A kind of multi-channel artificial cochlea wire electrode coating insulation performance detecting system |
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| CN201720887473.7U CN207067322U (en) | 2017-07-20 | 2017-07-20 | A kind of multi-channel artificial cochlea wire electrode coating insulation performance detecting system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116174A (en) * | 2018-09-21 | 2019-01-01 | 上海华聆人工耳医疗科技有限公司 | A kind of artificial cochlear implant auxiliary electrode earth leakage tester and method |
| CN109557408A (en) * | 2018-12-29 | 2019-04-02 | 上海华聆人工耳医疗科技有限公司 | A kind of artificial cochlear implant nondestructive test device and test method |
| CN111830368A (en) * | 2019-03-28 | 2020-10-27 | 焕澄(上海)新材料科技发展有限公司 | Method for rapidly testing insulativity of glass coating |
-
2017
- 2017-07-20 CN CN201720887473.7U patent/CN207067322U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116174A (en) * | 2018-09-21 | 2019-01-01 | 上海华聆人工耳医疗科技有限公司 | A kind of artificial cochlear implant auxiliary electrode earth leakage tester and method |
| CN109557408A (en) * | 2018-12-29 | 2019-04-02 | 上海华聆人工耳医疗科技有限公司 | A kind of artificial cochlear implant nondestructive test device and test method |
| CN109557408B (en) * | 2018-12-29 | 2023-10-17 | 上海华聆人工耳医疗科技有限公司 | Nondestructive testing device and method for artificial cochlea implant |
| CN111830368A (en) * | 2019-03-28 | 2020-10-27 | 焕澄(上海)新材料科技发展有限公司 | Method for rapidly testing insulativity of glass coating |
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