CN108013931A - A kind of low temperature plasma procedures electrode - Google Patents
A kind of low temperature plasma procedures electrode Download PDFInfo
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- CN108013931A CN108013931A CN201810006682.5A CN201810006682A CN108013931A CN 108013931 A CN108013931 A CN 108013931A CN 201810006682 A CN201810006682 A CN 201810006682A CN 108013931 A CN108013931 A CN 108013931A
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- 238000000034 method Methods 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000004020 conductor Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 19
- 239000011248 coating agent Substances 0.000 claims description 17
- 238000000576 coating method Methods 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 9
- 238000002679 ablation Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000023597 hemostasis Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000025 haemostatic effect Effects 0.000 description 1
- 208000021760 high fever Diseases 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
- A61B2018/00583—Coblation, i.e. ablation using a cold plasma
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00601—Cutting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B2018/1405—Electrodes having a specific shape
- A61B2018/1425—Needle
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Otolaryngology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Plasma Technology (AREA)
Abstract
The present invention discloses a kind of low temperature plasma procedures electrode, including be coaxially disposed：Interior electrode, interior pole insulating sleeve, external electrode, outer pole insulating sleeve；Interior electrode jacket sets interior pole insulating sleeve, set in external electrode in electrode and interior pole insulating sleeve, be arranged outer pole insulating sleeve outside external electrode；Interior electrode, interior pole insulating sleeve, external electrode, outer pole insulating sleeve front end length shorten successively；Interior electrode tail end connecting cable front-end conductor；External electrode front end is equipped with water outlet, and external electrode tail end is equipped with water inlet；Liquid feeding channel, liquid feeding channel tail end sealing are equipped with external electrode.The low temperature plasma procedures electrode is bipolar electrode, reduces the electric current for flowing through human body, and fire damage is small safe.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of low temperature plasma procedures electrode.
Background technology
Now clinically large-scale use electrosurgery unit carry out operative treatment, electrosurgery unit include radio knife,
Radio frequency scalpel and the sub- knife of ion operation.Radio knife is strong due to procedures electrode high fever, excessively thin or meticulous electrode, its machinery
Degree is not enough to the completion of buttressing operation, therefore the electrode of existing radio knife is thicker, causes cutting tissue is wider to cut
Mouthful, temperature is very high very big for perienchyma's fire damage, is not suitable for the requirement of delicate procedure.Low-temperature plasma scalpel then uses
Cryoablation techniques, using the high energy flow characteristic of 100KHz rf electric fields, make to form plasma thin layer between electrode and tissue, this is thin
Layer intermediate ion is transferred energy to tissue and iuntercellular molecule associative key is opened under low temperature (40-70 DEG C) after electric field acceleration,
So as to carry out the excision, ablation, hemostasis of tissue, mitigate the damage of tissue and the pain of patient significantly and shorten recovery period.Mesh
Preceding low-temperature plasma electric knife, more using monopolar electrode, plays the role of cutting and hemostasis.Monopolar electrode work pole and circuit pole phase
Mutually separation, work pole treatment lesion, circuit pole is affixed on patient skin in a manner of electrode plate, and therefore electric current can flow through human body, exist
Security risk.
The content of the invention
In view of this, this application provides a kind of low temperature plasma procedures electrode, the low temperature plasma operation electricity
Extremely bipolar electrode, reduces the electric current for flowing through human body, fire damage is small, can realize fine cut, ablation and haemostatic effect, security
It is high.
To solve above technical problem, technical solution provided by the invention is a kind of low temperature plasma procedures electrode, bag
Include what is be coaxially disposed：Interior electrode, interior pole insulating sleeve, external electrode, outer pole insulating sleeve；The interior electrode jacket sets the interior pole
Insulating sleeve, the external electrode is interior to set the interior electrode, the interior pole insulating sleeve, and the outer pole is arranged outside the external electrode
Insulating sleeve；The interior electrode, the interior pole insulating sleeve, the external electrode, the outer pole insulating sleeve front end length are successively
Shorten；The interior electrode tail end connecting cable front-end conductor；The external electrode front end is equipped with water outlet, and the external electrode tail end is set
There is water inlet；Liquid feeding channel, the liquid feeding channel tail end sealing are equipped with the external electrode.
Preferably, positioning sleeve is arranged outside the interior electrode successively, the positioning sleeve is arranged in the external electrode front end.
Preferably, the positioning sleeve front end is consistent with the external electrode front end length.
Preferably, the interior electrode, the interior pole insulating sleeve tail end length are more than or equal to the external electrode tail end length,
The liquid feeding channel includes：Gap between the interior pole insulating sleeve and the external electrode.
Preferably, the interior electrode, the interior pole insulating sleeve tail end length are more than or equal to the external electrode tail end length,
The liquid feeding channel includes：Gap and the positioning sleeve and the dispatch from foreign news agency between the interior pole insulating sleeve and the external electrode
Gap between pole.
Preferably, the interior electrode, the interior pole insulating sleeve tail end length are less than the external electrode tail end length, described
Liquid feeding channel includes：Gap between the cable and the external electrode.
Preferably, the interior electrode, the interior pole insulating sleeve tail end length are less than the external electrode tail end length, described
Liquid feeding channel includes：Between between gap and the positioning sleeve and the external electrode between the cable and the external electrode
Gap.
Preferably, the interior electrode front end periphery sets insulating coating, and the insulating coating periphery is arranged interior pole insulation sleeve
Pipe, the interior electrode, the insulating coating and the interior pole insulating sleeve front end length shorten successively.
Preferably, the interior electrode tail end and the cable head end conductor are pressed by metal sleeve connects.
Preferably, the metal sleeve is arranged on the interior pole insulating sleeve tail end；Metal is arranged outside the interior electrode tail end
The leading portion of casing, the cable head end conductor are arranged the back segment of the metal sleeve outside.
Preferably, it is arranged the positioning sleeve outside the metal sleeve.
Preferably, it is arranged the interior pole tail end insulating sleeve outside the metal sleeve.
Preferably, the interior electrode is wire electrode.
Preferably, the interior electrode front end is pyramidal structure.
Preferably, the dispatch from foreign news agency extremely steel-tube construction.
Preferably, the external electrode includes：Main paragraph and the necking section positioned at the external electrode front end, the necking Duan Zhi
Footpath is less than the main paragraph diameter.
Preferably, the necking section cooperates with the positioning sleeve.
Preferably, the necking section is formed through necking processing.
Preferably, the water outlet is arranged on the main paragraph front end, and the water inlet is arranged on the main paragraph rear end.
Preferably, the outer pole insulating sleeve includes：Supervisor portion and the flaring positioned at the outer pole insulating sleeve front end
Portion, the expansion mouth diameter are more than the supervisor portion diameter, cavity, the cavity front opening, institute are formed in the expansion mouth
Water outlet is stated in the cavity.
Preferably, realize low temperature control and supply the water inlet pipe that the material of plasma generation enters through water inlet and the feed flow
Passage connects.
Preferably, the water inlet is the through hole that the external electrode tail end is set.
Preferably, the water outlet is the through hole that the external electrode front end is set.
Preferably, the water outlet is uniformly arranged on the external electrode front end.
Preferably, the liquid feeding channel tail end is equipped with the sealing structure that closure glue is formed.
Preferably, the inner electrode diameter is 0.05~0.4mm.
Preferably, the difference of the insulating coating and the interior electrode front end length is 0.05~0.2mm
Preferably, a diameter of 0.05~0.2mm of the wire electrode.
Preferably, the procedures electrode front end has bending.
Preferably, the angle of the procedures electrode front end bending is 0 °~90 °.
Preferably, the low temperature plasma procedures electrode is low temperature plasma ophthalmology and plastic and aesthetic surgery electrode.
Compared with prior art, its detailed description is as follows by the application：
Low temperature plasma procedures electrode provided by the invention, including be coaxially disposed：Interior electrode, interior pole insulating sleeve,
External electrode, outer pole insulating sleeve；Interior electrode jacket sets interior pole insulating sleeve, set in external electrode in electrode, interior pole insulating sleeve,
Outer pole insulating sleeve is arranged outside external electrode；Interior electrode, interior pole insulating sleeve, external electrode, outer pole insulating sleeve front end length are successively
Shorten；Interior electrode tail end connecting cable front-end conductor；External electrode front end is equipped with water outlet, and external electrode tail end is equipped with water inlet；Outside
Liquid feeding channel is equipped with electrode, is bipolar electrode, inner and outer electrodes are formed into a loop between the two poles of the earth, reduce the electricity for flowing through human body
Stream, security is good, reduces and causes extracurrent to damage on tissue such as eyeground, nerve.Meet surgical operation fine cut especially
It is ophthalmology and plastic and aesthetic surgery requirement.In addition, work is in use, controllable melted using interior electrode contact tissue
Hemostasis and inner and outer electrodes contact tissue and carry out ablation hemostasis form at the same time.Interior electrode contact tissue carries out
The area of ablation hemostasis ablation and hemostasis is smaller to carry out finely melting and stopping blooding；Inner and outer electrodes contact human body group at the same time
Knit carry out ablation hemostasis when, and can increase ablation and stop blooding area offer efficiency.
Low temperature plasma procedures electrode provided by the invention, the feed flow that the gap between cable and external electrode is formed lead to
Road, the liquid feeding channel that the gap between interior pole insulating sleeve and external electrode is formed, excitation plasma, which plays, under high frequency electric cuts
Cut, anastalsis, without electrode outside liquid feeding channel, low temperature plasma procedures electrode radial dimension of the present invention is small, improve hand
The visual field of art doctor, and reduce the wound of operation.
Low temperature plasma procedures electrode provided by the invention, interior electrode are wire electrode, realize fine cut ablation
Effect, while fire damage is small.
Low temperature plasma procedures electrode provided by the invention, interior electrode front end are pyramidal structure, realize that fine cut disappears
The effect melted, while fire damage is small.
Low temperature plasma procedures electrode provided by the invention, interior electrode jacket set interior pole insulating sleeve, are set in external electrode
Put interior electrode, interior pole insulating sleeve；Positioning sleeve is arranged outside interior electrode successively, positioning sleeve is arranged in external electrode front end.Positioning sleeve rises
Radial and axial while positioning action is arrived.Low temperature plasma procedures electrode external electrode provided by the invention includes：Main paragraph
With the necking section positioned at external electrode front end, necking section diameter is less than main paragraph diameter.Necking section is formed through necking processing.Necking section
Cooperate with positioning sleeve.Further function as and play radial and axial while positioning action.When radial positioning ensure that use
Interior electrode does not rock, meanwhile, axially position ensure that the good effect of different cutter head excitation plasma uniformities.
The outer pole insulating sleeve of low temperature plasma procedures electrode provided by the invention includes：Supervisor portion and positioned at outer extremely exhausted
The expansion mouth of edge casing front end, expansion mouth diameter are more than supervisor portion diameter, form cavity in expansion mouth, cavity front opening, goes out
The mouth of a river is arranged in cavity.Ensure and realized low temperature control and uniformly sprayed extremely through water outlet, cavity for the material that plasma produces
Interior electrode.Water outlet is uniformly arranged on external electrode front end.The material realized low temperature control and produced for plasma is further ensured
Material is uniformly sprayed to interior electrode through water outlet, cavity.Realize low temperature control and supply the material that plasma produces through water outlet, cavity
Uniformly injection, to ensure operative region solution abundance, ensures the uniform generation of operative region plasma discharge, carries to interior electrode
High surgical effect and security, control and reduce to greatest extent the Accessory injury of therapeutic process.
Electrode tail end and cable head end conductor pass through metal sleeve in low temperature plasma procedures electrode provided by the invention
Pressing connection, meanwhile, insulating sleeve is arranged outside metal sleeve, when can ensure the insulating properties of interior electrode and position and can guarantee that work
The intensity and rigidity of interior electrode front end.When can further solve the wire electrode that pin inner electrode is a diameter of 0.05~0.2mm,
It is not easy to insulate, positions and the problem of low strength.
Electrode front end periphery sets insulating coating in low temperature plasma procedures electrode provided by the invention, outside insulating coating
Enclose and be arranged interior pole insulating sleeve, interior electrode, insulating coating and interior pole insulating sleeve front end length shorten successively.Further control is exhausted
The difference of edge coating and interior electrode front end length is 0.05~0.2mm.Electrode front end is without cease close to the tip portion of cutting edge in realization
The outer remainder of edge insulate.So that plasma concentrates tip portion of the excitation in interior electrode front end close to cutting edge, so that in hand
More fine cutting, ablation or the separated effect of tissue can be played in art.Meet surgical operation fine cut especially ophthalmology
And plastic and aesthetic surgery requirement.
Realized in low temperature plasma procedures electrode provided by the invention low temperature control and for plasma produce material into
The water inlet pipe entered is connected through water inlet with liquid feeding channel.Low-temperature plasma mode cuts that fire damage is small, and operating temperature is low, physiology salt
Water can also play the role of cleaning the surface of a wound in real time at the same time.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is interior electrode provided by the invention, interior pole insulating sleeve tail end length more than or equal to external electrode tail end length
The schematic diagram of low temperature plasma procedures electrode front end；
Fig. 2 be interior electrode provided by the invention, interior pole insulating sleeve tail end length be less than external electrode tail end length low temperature
The schematic diagram of Plasma surgical electrode front end；
Fig. 3 is the schematic diagram of the low temperature plasma procedures electrode tail end shown in Fig. 1；
Fig. 4 is the schematic diagram of the low temperature plasma procedures electrode tail end shown in Fig. 2；
Fig. 5 is the schematic diagram of the insulating coating of the low temperature plasma procedures electrode shown in Fig. 1；
Fig. 6 is the schematic diagram of the insulating coating of the low temperature plasma procedures electrode shown in Fig. 2；
Fig. 7 is that the interior electrode tail end of low temperature plasma procedures electrode shown in Fig. 1 shows with cable head end conductor connection structure
It is intended to；
Fig. 8 is that the interior electrode tail end of low temperature plasma procedures electrode shown in Fig. 7 is stood with cable head end conductor connection structure
Body figure；
Fig. 9 is that the interior electrode tail end of low temperature plasma procedures electrode shown in Fig. 2 shows with cable head end conductor connection structure
It is intended to.
Figure 10 is that the interior electrode tail end of low temperature plasma procedures electrode shown in Fig. 9 is stood with cable head end conductor connection structure
Body figure；
Figure 11 is that the interior electrode tail end of low temperature plasma procedures electrode shown in Fig. 7, Fig. 9 is connected knot with cable head end conductor
Schematic diagram at structure pressing.
Embodiment
In order to make those skilled in the art more fully understand technical scheme, with reference to specific embodiment pair
The present invention is described in further detail.
Embodiment 1
If Fig. 1~4 are the present invention provides a kind of low temperature plasma procedures electrode, including be coaxially disposed：Interior electrode 1,
Interior pole insulating sleeve 2, external electrode 4, outer pole insulating sleeve 5；The interior pole insulating sleeve 1 is arranged outside the interior electrode 1, it is described
The interior electrode 1 and the interior pole insulating sleeve 2 are set in external electrode 4, the outer pole insulating sleeve is arranged outside the external electrode 4
5；The interior electrode 1, the interior pole insulating sleeve 2, the external electrode 3, outer 5 front end length of pole insulating sleeve contract successively
It is short；1 tail end connecting cable of interior electrode, 6 front-end conductor；4 front end of external electrode is equipped with water outlet 7,4 tail of external electrode
End is equipped with water inlet 8；4 are equipped with liquid feeding channel 9,9 tail end sealing of liquid feeding channel in the external electrode.
Embodiment 2
As shown in Figure 1, the present embodiment is only that with being different from for embodiment 1：1 front end of interior electrode is pyramidal structure
101。
Embodiment 3
As shown in Fig. 2, the present embodiment is only that with being different from for embodiment 1：The interior electrode 1 is wire electrode, described
A diameter of 0.05~the 0.2mm of wire electrode.
Embodiment 4
Shown in Fig. 1~6, the present embodiment is only that with being different from for embodiment 1：Positioning is arranged successively outside the interior electrode 1
Set 3, the positioning sleeve 3 are arranged in 4 front end of external electrode.4 front end length one of 3 front end of positioning sleeve and the external electrode
Cause.1 front end of the interior electrode periphery sets insulating coating 10, and 10 periphery of insulating coating is arranged interior pole insulating sleeve 2, described
Interior electrode 1, the insulating coating 10 and interior 2 front end length of pole insulating sleeve shorten successively.The external electrode 4 is steel pipe knot
Structure.The external electrode 4 includes：Main paragraph 401 and the necking section 402 positioned at 4 front end of external electrode, the necking section 402 are straight
Footpath is less than the main paragraph diameter.The necking section 402 cooperates with the positioning sleeve 3.The necking section 402 through necking at
Reason is formed.The water outlet 7 is arranged on 401 front end of main paragraph, and the water inlet 8 is arranged on 401 rear end of main paragraph.It is described
Outer pole insulating sleeve 5 includes：Supervisor portion 501 and the expansion mouth 502 positioned at outer 5 front end of pole insulating sleeve, the flaring
502 diameter of portion is more than 501 diameter of supervisor portion, forms cavity 503 in the expansion mouth 502,503 front end of cavity is opened
Mouthful, the water outlet 7 is arranged in the cavity 503.Realize low temperature control and the water inlet pipe that the material produced for plasma enters
Connected through water inlet 8 with the liquid feeding channel 9.The water inlet 8 is the through hole that 4 tail end of external electrode is set.The water outlet
The through holes that mouth 7 is set for 4 front end of external electrode.The water outlet 7 is uniformly arranged on 4 front end of external electrode.The feed flow
9 tail end of passage is equipped with the sealing structure that closure glue is formed.1 a diameter of 0.1~0.4mm of interior electrode.The insulating coating 10
Difference with interior 1 front end length of electrode is 0.05~0.2mm.The procedures electrode front end has bending.The procedures electrode
The angle of front end bending is 0 °~90 °.The low temperature plasma procedures electrode is low temperature plasma ophthalmology and shaping and beauty
Procedures electrode.
Embodiment 5
As shown in Figure 1, the present embodiment is only that with being different from for embodiment 1：The interior electrode 1, the interior pole insulation sleeve
2 tail end length of pipe is more than or equal to the 4 tail end length of external electrode, and the liquid feeding channel 9 includes：The interior pole insulating sleeve 2 with
Gap between the external electrode 4.
Embodiment 6
As shown in Figure 1, the present embodiment is only that with being different from for embodiment 5：Positioning sleeve is arranged successively outside the interior electrode 1
3, the positioning sleeve 3 is arranged in 4 front end of external electrode.The liquid feeding channel 9 includes：The interior pole insulating sleeve 2 with it is described
The gap between gap and the positioning sleeve 3 and the external electrode 4 between external electrode 4.
Embodiment 7
As shown in Fig. 7,8,11, the present embodiment is only that with being different from for embodiment 5：1 tail end of interior electrode and described
6 front-end conductor of cable is pressed by metal sleeve 11 and connected.The metal sleeve 11 is arranged on interior 2 tail end of pole insulating sleeve；
The leading portion of metal sleeve 11 is arranged outside 1 tail end of interior electrode, the metal sleeve 11 is arranged outside 6 front-end conductor of cable
Back segment.The interior pole tail end insulating sleeve 12 is arranged outside the metal sleeve 11.
Embodiment 8
As shown in Fig. 2, the present embodiment is only that with being different from for embodiment 1：The interior electrode 1, the interior pole insulation sleeve
2 tail end length of pipe is less than the 4 tail end length of external electrode, and the liquid feeding channel 9 includes：The cable 6 and the external electrode 4 it
Between gap.
Embodiment 9
As shown in Fig. 2, the present embodiment is only that with being different from for embodiment 8：Positioning sleeve is arranged successively outside the interior electrode 1
3, the positioning sleeve 3 is arranged in 4 front end of external electrode.The liquid feeding channel 9 includes：The cable 6 and the external electrode 4 it
Between gap and the positioning sleeve 3 and the external electrode 4 between gap.
Embodiment 10
Such as Fig. 9~11, the present embodiment is only that with being different from for embodiment 9：Shown interior 1 tail end of electrode and the electricity
6 front-end conductor of cable is pressed by metal sleeve 11 and connected.The metal sleeve 11 is arranged on interior 2 tail end of pole insulating sleeve；Institute
The leading portion that metal sleeve 11 is arranged outside interior 1 tail end of electrode is stated, after being arranged the metal sleeve 11 outside 6 front-end conductor of cable
Section.The positioning sleeve 3 is arranged outside the metal sleeve 11.The interior electrode 1 is wire electrode, and the wire electrode is a diameter of
0.05~0.2mm.
It the above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
The limitation of the present invention, protection scope of the present invention should be subject to claim limited range.For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, some improvements and modifications can also be made, these change
Protection scope of the present invention is also should be regarded as into retouching.
Claims (10)
1. a kind of low temperature plasma procedures electrode, it is characterised in that including what is be coaxially disposed：Interior electrode, interior pole insulating sleeve,
External electrode, outer pole insulating sleeve；The interior electrode jacket sets the interior pole insulating sleeve, and the interior electricity is set in the external electrode
Pole and the interior pole insulating sleeve, the external electrode are arranged the outer pole insulating sleeve outside；The interior electrode, the interior pole insulation
Casing, the external electrode, the outer pole insulating sleeve front end length shorten successively；Lead the interior electrode tail end connecting cable front end
Body；The external electrode front end is equipped with water outlet, and the external electrode tail end is equipped with water inlet；Lead in the external electrode equipped with feed flow
Road, the liquid feeding channel tail end sealing.
2. electrode according to claim 1, it is characterised in that be arranged positioning sleeve, the positioning successively outside the interior electrode
It is sheathed in the external electrode front end.
3. electrode according to claim 1, it is characterised in that the interior electrode, the interior pole insulating sleeve tail end length
More than or equal to the external electrode tail end length, the liquid feeding channel includes：Between the interior pole insulating sleeve and the external electrode
Gap.
4. electrode according to claim 1, it is characterised in that the interior electrode, the interior pole insulating sleeve tail end length
Less than the external electrode tail end length, the liquid feeding channel includes：Gap between the cable and the external electrode.
5. electrode according to claim 1, it is characterised in that the interior electrode front end periphery sets insulating coating, described
Insulating coating periphery is arranged interior pole insulating sleeve, the interior electrode, the insulating coating and the interior pole insulating sleeve front end length
Degree shortens successively.
6. electrode according to claim 1, it is characterised in that the interior electrode tail end and the cable conductor pass through metal
Casing pressing connection.
7. electrode according to claim 1, it is characterised in that the interior electrode is wire electrode.
8. electrode according to claim 1, it is characterised in that the interior electrode front end is pyramidal structure.
9. electrode according to claim 1, it is characterised in that the external electrode includes：Main paragraph and positioned at the dispatch from foreign news agency
The necking section of pole front end, the necking section diameter are less than the main paragraph diameter.
10. electrode according to claim 1, it is characterised in that the outer pole insulating sleeve includes：Supervisor portion and it is located at
The expansion mouth of the outer pole insulating sleeve front end, the expansion mouth diameter are more than the supervisor portion diameter, shape in the expansion mouth
Into cavity, the cavity front opening, the water outlet is arranged in the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810006682.5A CN108013931A (en) | 2018-01-04 | 2018-01-04 | A kind of low temperature plasma procedures electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810006682.5A CN108013931A (en) | 2018-01-04 | 2018-01-04 | A kind of low temperature plasma procedures electrode |
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| Publication Number | Publication Date |
|---|---|
| CN108013931A true CN108013931A (en) | 2018-05-11 |
Family
ID=62072527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810006682.5A Pending CN108013931A (en) | 2018-01-04 | 2018-01-04 | A kind of low temperature plasma procedures electrode |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151301A (en) * | 2019-05-18 | 2019-08-23 | 杭州睿笛生物科技有限公司 | A kind of electric pulse ablatograph for endoscope |
| CN110236666A (en) * | 2019-06-19 | 2019-09-17 | 北京市隆福医院 | A kind of backbone percutaneous puncture plasma surgical knif head and its operating method |
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| CN110151301A (en) * | 2019-05-18 | 2019-08-23 | 杭州睿笛生物科技有限公司 | A kind of electric pulse ablatograph for endoscope |
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| CN110236666A (en) * | 2019-06-19 | 2019-09-17 | 北京市隆福医院 | A kind of backbone percutaneous puncture plasma surgical knif head and its operating method |
| WO2020253632A1 (en) * | 2019-06-19 | 2020-12-24 | 北京市隆福医院 | Spinal percutaneous puncture plasma scalpel head and operation method thereof |
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| CN113693714A (en) * | 2021-10-29 | 2021-11-26 | 北京微刀医疗科技有限公司 | Water-cooling internal circulation type bipolar ablation needle for electroporation and focus ablation device |
| WO2023221560A1 (en) * | 2022-05-19 | 2023-11-23 | 苏州朗目医疗科技有限公司 | Ablation electrode and ablation device for treating glaucoma |
| CN116942414A (en) * | 2023-08-10 | 2023-10-27 | 邦士医疗科技股份有限公司 | In-ear granulation ablation plasma electrode |
| CN116942414B (en) * | 2023-08-10 | 2024-04-02 | 邦士医疗科技股份有限公司 | In-ear granulation ablation plasma electrode |
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