CN206239890U - A kind of implanted vagus nerve stimulator electrode cable - Google Patents
A kind of implanted vagus nerve stimulator electrode cable Download PDFInfo
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- CN206239890U CN206239890U CN201620435704.6U CN201620435704U CN206239890U CN 206239890 U CN206239890 U CN 206239890U CN 201620435704 U CN201620435704 U CN 201620435704U CN 206239890 U CN206239890 U CN 206239890U
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- electrode cable
- connecting line
- encapsulating portion
- electrode
- nerve stimulator
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Abstract
The utility model discloses a kind of embedded nerve stimulator electrode cable, it is made up of connector pin, connector ring, sealing ring, insulating barrier, connecting line, electrode, outer tube and encapsulating portion；The encapsulating portion is arranged on one end of the outer tube.The electrode cable sets encapsulating portion by the position to hardness gradient change greatly, solves the problems, such as that the pipe fatigue of each part junction of electrode cable is easily snapped off, poor compliance, reduces operation risk, ensures the safe and reliable of embedded nerve stimulator.
Description
Technical field
The utility model is related to a kind of embedded nerve stimulator electrode cable, belongs to implantation medical equipment manufacturing technology
Field.
Background technology
Embedded nerve stimulator is made up of stimulation signal generator and electrode cable two parts, stimulation signal generator hair
The stimulus signal for going out is transferred to nerve by electrode cable, plays electronic stimulation effect.Implantable nerve is pierced in Clinical practice
Swashing the requirement of device electrode cable is：Good mechanical property, that is, not only pliability is good to require electrode cable, suitable with tissue and nerve
Answering property is good, is difficult injured nerve, and antifatigue and Resisting fractre ability is strong, and being chronically implanted to be broken；With consolidating for nerve
Determine reliably and with long-term, to be difficult to release；Ensure sealing, prevent electric leakage or short circuit；Transmission resistance is as far as possible small, so that electricity when reducing stimulation
The power of polar conductor consumption, extends the service life of embedded nerve stimulator battery.However, in actual therapeutic, implanted god
It is electrode fracture through the serious complication of stimulator, especially in the initial stage for the treatment of；Also, in middle and later periods Neural stimulation electrodes
Harder metalwork is with compared with soft conduit connection, because firmness change gradient is big, softer electrode cable is easily tired, with people
The compliance of body tissue and nerve is poor.Chinese patent CN2887336Y discloses embedded nerve stimulator electrode cable, still
The right pipe fatigue for not solving the problems, such as each part junction of electrode cable is easily snapped off, poor compliance.
The content of the invention
For the deficiencies in the prior art, the purpose of this utility model is for embedded nerve stimulator devises one
Kind is adapted to be chronically implanted human body and neural compliance is good, the uniform electrode cable of bulk strength graded.
To realize above-mentioned purpose, the technical solution of the utility model is realized with following manner：A kind of implantable nerve thorn
Swash device electrode cable, be made up of connector pin, connector ring, sealing ring, insulating barrier, outer tube, connecting line and encapsulating portion；It is described
Encapsulating portion includes the first encapsulating portion of the close connector ring one end being arranged in the outer tube, and is arranged in outer tube
Close nerve electrode one end the second encapsulating portion；Second encapsulating portion development length in the outer tube is the connection
4-24 times of line external diameter.
Preferably, the length that the second encapsulating portion extends in the outer tube is the 8-16 of the connecting line external diameter
Times.
Preferably, the quantity of the nerve electrode is multiple.
Preferably, the quantity of the nerve electrode is 2-5.
Preferably, the nerve electrode is vagal stimulation electrode.
Preferably, stimulus signal is delivered to connecting line by connector pin and connector ring, is had on connector pin, connector ring
There are sealing ring and insulating barrier；One end of connecting line links together with connector pin, connector ring, and the other end and neuroelectricity
Pole connects.
Preferably, the connecting line is additionally provided with neurofixation device in the one end near the nerve electrode.
Preferably, the neurofixation device is suitable to be wound in supraneural spirality main body including one with inner surface,
And the connecting portion being fixedly connected with the connecting line.
The utility model obtain beneficial effect be：Set by the position big to nerve stimulator electrode cable firmness change
Encapsulating portion is put, solves the problems, such as that the pipe fatigue of each part junction of electrode cable is easily snapped off, poor compliance, reduce operation
Risk, ensure implanting device it is safe and reliable.
Brief description of the drawings
Fig. 1 is the structural representation of implantable nerve stimulating electrode wire connection pin one end of the present utility model.
Fig. 2 is the structural representation of implantable nerve stimulating electrode wire nerve electrode one end of the present utility model.
Specific embodiment
As shown in figure 1, by taking a kind of implanted vagus nerve stimulator electrode cable as an example, it includes connector pin 1, connection
Device ring 2, sealing ring 3, insulating barrier 4, outer tube 5, connecting line 6, encapsulating portion 7；The encapsulating portion 8 is arranged on the outer tube 5
One end；The encapsulating portion 8 is arranged on the outer tube 5 near one end of the sealing ring 3；The encapsulating portion is arranged on described outer
In sleeve pipe 5；Wherein, stimulus signal is delivered to connecting line 6, connector pin 1, connector ring 2 by connector pin 1 and connector ring 2
It is upper that there is sealing ring 3 and insulating barrier 4；One end of connecting line 6 links together with connector pin 1, connector ring 2, and including one
It is arranged on the insulation tube of its outer surface（Not shown in figure）To be insulated；The outer tube 5 is sleeved on outside the connecting line 6.
The other end of the connecting line 6 is connected with nerve electrode 10,10 '.The quantity of the nerve electrode 10 is multiple, and preferably 2-4 is individual,
Its Neural stimulation electrodes that can include delivering electrical stimulation signal, it is also possible to the measuring electrode including measuring electricity physiological signal.Institute
State connecting line 6 and be additionally provided with neurofixation device in the one end near the nerve electrode 10,10 '.The neurofixation device
It is suitable to be wound in supraneural spirality main body 8, and a connection being fixedly connected with the connecting line 6 with inner surface including one
Portion 9.
Encapsulating portion includes the first encapsulating portion 7 of the close connector ring one end being arranged in the outer tube 5, and sets
Second encapsulating portion 7 ' of close nerve electrode 10,10 ' one end in outer tube 5；Encapsulating portion extends a fixed length in outer tube
Degree, to ensure both bonding strengths.But, if encapsulating minister spends the overall flexibility that can reduce electrode cable greatly, make to lead
Line compliance is deteriorated, and influences the use of patient；It is too short it cannot be guaranteed that the adjustment of electrode cable hardness is uniform, intensity is also poor.In order to
While the bonding strength between connecting line 6, outer tube 5 is ensured, it is ensured that the overall flexibility of electrode cable, first encapsulating
The development length in the outer tube of portion 7 is 10-160 times of the connecting line external diameter, and the second encapsulating portion 7 ' is described outer
Development length is 4-24 times of the connecting line external diameter in sleeve pipe.And preferably, the first encapsulating portion is in the outer tube
The length of interior extension is 100-140 times of the connecting line external diameter, what the second encapsulating portion extended in the outer tube
Length is 8-16 times of the connecting line external diameter.
Encapsulating portion material should be flexible, such as macromolecular material or other biological compatibility material.The electricity
Polar conductor is vagus nerve stimulator electrode cable.
Embedded nerve stimulator electrode cable of the present utility model reduces the pipe of electrode cable by setting encapsulating portion
The risk of fatigue break, improves the security of stimulator for implantation.
Concrete mode of the present utility model is described above.Description herein for utility model is illustrative
, thus, scope of the present utility model should not necessarily be limited to above-mentioned specific embodiment.It will be apparent to one skilled in the art that not
In the case of departing from purport of the present utility model or substantive characteristics, other deformations are carried out to above-mentioned specific embodiment or are changed,
Also should be regarded as protection domain of the present utility model.
Claims (7)
1. a kind of embedded nerve stimulator electrode cable, the electrode cable includes connector pin（1）, connector ring（2）, it is close
Seal ring（3,3 '）, insulating barrier（4,4 '）, outer tube（5）, connecting line（6）With encapsulating portion（7,7 '）；It is characterized in that：The encapsulating
Portion includes being arranged on the outer tube（5）The first encapsulating portion of interior close connector ring one end（7）, and it is arranged on outer tube
（5）Interior close nerve electrode（10,10 '）The second encapsulating portion of one end（7’）；The second encapsulating portion（7’）In the overcoat
Pipe（5）Interior development length is the connecting line（6）4-24 times of external diameter；
The connecting line（6）Near the nerve electrode（10,10 '）One end be additionally provided with neurofixation device, the god
It is suitable to be wound in supraneural spirality main body with inner surface including one through fixing device（8）, and one with the connecting line
（6）The connecting portion being fixedly connected with（9）.
2. embedded nerve stimulator electrode cable according to claim 1, it is characterised in that：The second encapsulating portion
（7’）In the outer tube（5）The length of interior extension is the connecting line（6）8-16 times of external diameter.
3. the embedded nerve stimulator electrode cable according to claim 1 or 2, it is characterised in that：The encapsulating portion
It is biocompatible materials.
4. the embedded nerve stimulator electrode cable according to claim 1 or 2, it is characterised in that：The neuroelectricity
Pole（10,10 '）Quantity for multiple.
5. the embedded nerve stimulator electrode cable according to claim 4, it is characterised in that：The nerve electrode
（10,10 '）Quantity be 2-5.
6. the embedded nerve stimulator electrode cable according to claim 5, it is characterised in that：The nerve electrode is
Neural stimulation electrodes.
7. the embedded nerve stimulator electrode cable according to claim 6, it is characterised in that：The connector pin
（1）And connector ring（2）Stimulus signal is delivered to connecting line（6）, connector pin（1）, connector ring（2）It is upper that there is sealing ring
（3,3 '）And insulating barrier（4,4 '）；The connecting line（6）One end and connector pin（1）, connector ring（2）Link together,
And the other end and nerve electrode（10,10 '）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620435704.6U CN206239890U (en) | 2016-05-13 | 2016-05-13 | A kind of implanted vagus nerve stimulator electrode cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620435704.6U CN206239890U (en) | 2016-05-13 | 2016-05-13 | A kind of implanted vagus nerve stimulator electrode cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206239890U true CN206239890U (en) | 2017-06-13 |
Family
ID=58997333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620435704.6U Active CN206239890U (en) | 2016-05-13 | 2016-05-13 | A kind of implanted vagus nerve stimulator electrode cable |
Country Status (1)
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| CN (1) | CN206239890U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718467A (en) * | 2019-01-13 | 2019-05-07 | 常州瑞神安医疗器械有限公司 | A kind of electrode cable limiter |
| CN114824919A (en) * | 2022-06-29 | 2022-07-29 | 苏州景昱医疗器械有限公司 | Connector and stimulation system |
-
2016
- 2016-05-13 CN CN201620435704.6U patent/CN206239890U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718467A (en) * | 2019-01-13 | 2019-05-07 | 常州瑞神安医疗器械有限公司 | A kind of electrode cable limiter |
| CN114824919A (en) * | 2022-06-29 | 2022-07-29 | 苏州景昱医疗器械有限公司 | Connector and stimulation system |
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