CN206026867U - Implanted vagal stimulation ware electrode wire - Google Patents
Implanted vagal stimulation ware electrode wire Download PDFInfo
- Publication number
- CN206026867U CN206026867U CN201620438395.8U CN201620438395U CN206026867U CN 206026867 U CN206026867 U CN 206026867U CN 201620438395 U CN201620438395 U CN 201620438395U CN 206026867 U CN206026867 U CN 206026867U
- Authority
- CN
- China
- Prior art keywords
- encapsulating portion
- connecting line
- electrode
- trocar sheath
- nerve
- Prior art date
- 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.)
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Links
- 230000000638 stimulation Effects 0.000 title claims abstract description 11
- 230000001515 vagal effect Effects 0.000 title abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 210000005036 nerve Anatomy 0.000 claims description 32
- 230000004888 barrier function Effects 0.000 claims description 6
- 230000001537 neural effect Effects 0.000 claims description 4
- 206010016256 fatigue Diseases 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000002513 implantation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004936 stimulating effect Effects 0.000 description 3
- 210000001186 vagus nerve Anatomy 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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- Electrotherapy Devices (AREA)
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 implanted vagal stimulation ware.
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, be chronically implanted and fracture will not occur；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, as 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
So do not solve the problems, such as the pipe fatigue of each part junction of electrode cable easily snap 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.
For realizing 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 connector ring one end being arranged in the trocar sheath, and is arranged in trocar sheath
Close nerve electrode one end the second encapsulating portion；First encapsulating portion development length in the trocar sheath is the connection
10-160 times of line external diameter.
Preferably, 100- of the length that the first encapsulating portion extends in the trocar sheath for the connecting line external diameter
140 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 is linked 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 includes that one is suitable to be wound in supraneural spiral type main body 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
Put encapsulating portion, solve the problems, such as the pipe fatigue of each part junction of electrode cable easily snap 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 implanted vagus nerve stimulator electrode cable as an example, which includes connector pin 1, connection
Device ring 2, sealing ring 3, insulating barrier 4, trocar sheath 5, connecting line 6, encapsulating portion 7；The encapsulating portion 8 is arranged on the trocar sheath 5
One end；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 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 is linked 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 trocar sheath 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,
Which can include the Neural stimulation electrodes of delivering electrical stimulation signal, it is also possible to including the measuring electrode of measurement electricity physiological signal.Institute
State connecting line 6 neurofixation device is additionally provided with the one end near the nerve electrode 10,10 '.The neurofixation device
It is suitable to be wound in supraneural spiral type 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 trocar sheath 5, and arranges
Second encapsulating portion 7 ' of close nerve electrode 10,10 ' one end in the 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 greatly electrode cable, 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 development length in the trocar sheath of portion 7 is 10-160 times of the connecting line external diameter, and the second encapsulating portion 7 ' is described outer
In sleeve pipe, development length is 4-24 times of the connecting line external diameter.And preferably, the first encapsulating portion is in the trocar sheath
100-140 times for the connecting line external diameter of the length of interior extension, what the second encapsulating portion extended in the trocar sheath
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 arranging encapsulating portion
The risk of fatigue break, improves the safety of stimulator for implantation.
Above concrete mode of the present utility model is described.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 (1)
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 connector ring one end（7）, and it is arranged on trocar sheath（5）Interior leans on
Nearly nerve electrode（10,10 '）The second encapsulating portion of one end（7’）；The first encapsulating portion（7）In the trocar sheath（5）Interior extension
Length is the connecting line（6）10-160 times of external diameter；
The first encapsulating portion（7）In the trocar sheath（5）The length of interior extension is the connecting line（6）The 100-140 of external diameter
Times；
The encapsulating portion is biocompatible materialses；
The nerve electrode（10,10 '）Quantity be 2-5,
The nerve electrode is Neural stimulation electrodes；
The connector pin（1）And connector ring（2）Stimulus signal is delivered to into connecting line（6）, connector pin（1）, adapter
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）, adapter
Ring（2）Link together, and the other end and nerve electrode（10,10 '）Connection；
The connecting line（6）Near the nerve electrode（10,10 '）One end be additionally provided with neurofixation device；
The neurofixation device includes that one is suitable to be wound in supraneural spiral type main body with inner surface（8）, and one with
The connecting line（6）The connecting portion being fixedly connected with（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620438395.8U CN206026867U (en) | 2016-05-13 | 2016-05-13 | Implanted vagal stimulation ware electrode wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620438395.8U CN206026867U (en) | 2016-05-13 | 2016-05-13 | Implanted vagal stimulation ware electrode wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206026867U true CN206026867U (en) | 2017-03-22 |
Family
ID=58313480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620438395.8U Active CN206026867U (en) | 2016-05-13 | 2016-05-13 | Implanted vagal stimulation ware electrode wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206026867U (en) |
-
2016
- 2016-05-13 CN CN201620438395.8U patent/CN206026867U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Building 1, No.1 Xingchang Road, Changping District Science and Technology Park, Beijing 102200 Patentee after: Beijing Pinchi Medical Equipment Co.,Ltd. Country or region after: China Address before: Building 1, No.1 Xingchang Road, Changping District Science and Technology Park, Beijing 102200 Patentee before: BEIJING PINS MEDICAL Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |