CN206120956U - Implanted vagal stimulation ware electrode wire - Google Patents
Implanted vagal stimulation ware electrode wire Download PDFInfo
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- CN206120956U CN206120956U CN201620436832.2U CN201620436832U CN206120956U CN 206120956 U CN206120956 U CN 206120956U CN 201620436832 U CN201620436832 U CN 201620436832U CN 206120956 U CN206120956 U CN 206120956U
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- encapsulating portion
- electrode
- electrode cable
- nerve
- nerve stimulator
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Abstract
The utility model discloses an implanted vagal stimulation ware electrode wire comprises connector pin, connector ring, sealing ring, insulating layer, connecting wire, electrode, outer tube and encapsulating portion, encapsulating portion sets up the one end of outer tube. This electrode wire sets up encapsulating portion through the position that changes greatly hardness gradient, has solved the tired easy rupture of pipe, the poor problem of compliance of each part junction of electrode wire, has reduced the operation risk, has guaranteed the safe and reliable of implanting device.
Description
Technical field
This 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, and stimulation signal generator is sent out
The stimulus signal for going out is transferred to nerve by electrode cable, plays electronic stimulation effect.Implantable nerve is pierced in Clinical practice
The requirement of sharp 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 resisting fatigue and Resisting fractre ability are strong, and being chronically implanted to rupture；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 little, electricity during so as to reducing stimulating
The power that polar conductor is consumed, extends the service life of embedded nerve stimulator battery.However, in actual therapeutic, implanted god
The serious complication of Jing stimulators is electrode fracture, especially in the initial stage for the treatment of；Also, in middle and late stage 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
Body is organized and the compliance of 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 to devise one for embedded nerve stimulator
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
Sharp device electrode cable, is made up of connector pin, connector ring, sealing ring, insulating barrier, trocar sheath, connecting line and encapsulating portion；It is described
Encapsulating portion includes the first encapsulating portion of the close insulating barrier one end being arranged in the trocar sheath, and is arranged in trocar sheath
Near the second encapsulating portion of nerve electrode one end；First encapsulating portion development length in the trocar sheath is 5-80mm.
Preferably, the length that the first encapsulating portion extends in the trocar sheath is 50-70mm.
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 spiral type main body including one with inner surface,
And the connecting portion being fixedly connected with the connecting line.
This 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 implantation device it is safe and reliable.
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 embedded nerve stimulator electrode cable as an example, it includes connector pin 1, connector ring
2nd, sealing ring 3, insulating barrier 4, trocar sheath 5, connecting line 6, encapsulating portion 7；The encapsulating portion 8 is arranged on one end of the trocar sheath 5；
The encapsulating portion 8 is arranged on the trocar sheath 5 near one end of the sealing ring 3；The encapsulating portion is arranged on the trocar sheath 5
It is interior；Wherein, stimulus signal is delivered to connecting line 6 by connector pin 1 and connector ring 2, is had on connector pin 1, connector ring 2
Sealing ring 3 and insulating barrier 4；One end of connecting line 6 links together, and is arranged on including one with connector pin 1, connector ring 2
The insulation tube of its outer surface（Not shown in figure）To be insulated；The trocar sheath 5 is sleeved on outside the connecting line 6.The company
The other end of wiring 6 connects with nerve electrode 10,10 '.For multiple, preferred 2-4, it can be with for the quantity of the nerve electrode 10
Including the Neural stimulation electrodes of delivering electrical stimulation signal, it is also possible to including the measuring electrode of measurement electricity physiological signal.The connection
Line 6 is additionally provided with neurofixation device in the one end near the nerve electrode 10,10 '.The neurofixation device includes one
It is suitable to be wound in supraneural spiral type main body 8, and a connecting portion 9 being fixedly connected with the connecting line 6 with inner surface.
Encapsulating portion includes the first encapsulating portion 7 of the close connector ring one end being arranged in the trocar sheath 5, and arranges
Second encapsulating portion 7 ' of close nerve electrode 10,10 ' one end in trocar sheath 5；Encapsulating portion extends a fixed length in trocar sheath
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 affects 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, trocar sheath 5 is ensured, it is ensured that the overall flexibility of electrode cable, first encapsulating
The length in portion can be 5-80mm, particularly 50-70mm；The length in the second encapsulating portion can be 2-12mm, and especially
Preferably 4-8mm.
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 arranging encapsulating portion
The risk of fatigue break, improves the safety 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 substitutive 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 (9)
1. a kind of embedded nerve stimulator electrode cable, including connector pin（1）, connector ring（2）, sealing ring（3,3 '）、
Insulating barrier（4,4 '）, trocar sheath（5）, connecting line（6）With encapsulating portion（7,7 '）；It is characterized in that：The encapsulating portion includes arranging
In the trocar sheath（5）The first encapsulating portion of interior close insulating barrier one end（7）, and it is arranged on trocar sheath（5）Interior is close
Nerve electrode（10,10 '）The second encapsulating portion of one end（7’）；The first encapsulating portion（7）In the trocar sheath（5）It is interior to extend length
Spend for 5-80mm.
2. embedded nerve stimulator electrode cable according to claim 1, it is characterised in that：The first encapsulating portion
（7）In the trocar sheath（5）The length of interior extension is 50-70mm.
3. according to the embedded nerve stimulator electrode cable described in claim 1 or 2, it is characterised in that：The encapsulating portion
For biocompatible materialses.
4. according to the embedded nerve stimulator electrode cable described in claim 1 or 2, it is characterised in that：The neuroelectricity
Pole（10,10 '）Quantity for multiple.
5. according to the embedded nerve stimulator electrode cable described in claim 4, it is characterised in that：The nerve electrode
（10,10 '）Quantity be 2-5.
6. according to the embedded nerve stimulator electrode cable described in claim 5, it is characterised in that：The nerve electrode is
Neural stimulation electrodes.
7. according to the embedded nerve stimulator electrode cable described in claim 6, it is characterised in that：The connector pin
（1）And connector ring（2）Stimulus signal is delivered to into 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.
8. embedded nerve stimulator electrode cable according to claim 7, it is characterised in that：The connecting line（6）
Near the nerve electrode（10,10 '）One end be additionally provided with neurofixation device.
9. embedded nerve stimulator electrode cable according to claim 8, it is characterised in that：The neurofixation device
It is suitable to be wound in supraneural spiral type main body with inner surface including one（8）, and one with the connecting line（6）It is fixedly connected with
Connecting portion（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620436832.2U CN206120956U (en) | 2016-05-13 | 2016-05-13 | Implanted vagal stimulation ware electrode wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620436832.2U CN206120956U (en) | 2016-05-13 | 2016-05-13 | Implanted vagal stimulation ware electrode wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206120956U true CN206120956U (en) | 2017-04-26 |
Family
ID=58559871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620436832.2U Active CN206120956U (en) | 2016-05-13 | 2016-05-13 | Implanted vagal stimulation ware electrode wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206120956U (en) |
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2016
- 2016-05-13 CN CN201620436832.2U patent/CN206120956U/en active Active
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