CN105832409A - Radio-frequency electrode treatment catheter and radio-frequency electrode treatment device - Google Patents
Radio-frequency electrode treatment catheter and radio-frequency electrode treatment device Download PDFInfo
- Publication number
- CN105832409A CN105832409A CN201610405507.4A CN201610405507A CN105832409A CN 105832409 A CN105832409 A CN 105832409A CN 201610405507 A CN201610405507 A CN 201610405507A CN 105832409 A CN105832409 A CN 105832409A
- Authority
- CN
- China
- Prior art keywords
- radio
- frequency electrode
- conduit
- electrode unit
- frequency
- 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.)
- Pending
Links
Classifications
-
- 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
- A61B18/1206—Generators 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
- 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
- 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
- A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
-
- 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
- A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
- A61B2018/00345—Vascular system
- A61B2018/00404—Blood vessels other than those in or around the heart
-
- 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
- A61B2018/00636—Sensing and controlling the application of energy
- A61B2018/00773—Sensed parameters
- A61B2018/00791—Temperature
-
- 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
- A61B18/1206—Generators therefor
- A61B2018/1246—Generators therefor characterised by the output polarity
- A61B2018/126—Generators therefor characterised by the output polarity bipolar
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Otolaryngology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Electrotherapy Devices (AREA)
Abstract
The invention provides a radio-frequency electrode treatment catheter and a radio-frequency electrode treatment device. The radio-frequency electrode treatment catheter comprises a catheter and at least one group of radio-frequency electrodes, wherein one or more groups of radio-frequency electrodes are arranged on the catheter, each group of radio-frequency electrodes comprises a plurality of first radio-frequency electrode units and second radio-frequency electrode units corresponding to each other, each of the first radio-frequency electrode units and the second radio-frequency electrode units is alternately arranged on the surface of the catheter at intervals along at least one direction, and radio-frequency power supplies applied by the first radio-frequency electrode units and the second radio-frequency electrode units are opposite in polarity. The treatment catheter for treating vascular diseases is improved, the electric conduction situation between different radio-frequency electrodes is avoided, a better curative effect can be achieved in the vascular disease treatment process, the treatment duration is prolonged by virtue of ingenious interval, and then the convenience in treatment is improved.
Description
Technical field
The present invention relates to medical instruments field, particularly relate to a kind of radio-frequency electrode realized based on radio-frequency technique treatment conduit and
Radio-frequency electrode therapy equipment.
Background technology
Currently, the application using radio-frequency technique to carry out radio-frequency (RF) therapy gets more and more, such as, in vascular conditions, especially exist
In varicose treatment, it is possible to use radio-frequency (RF) therapy equipment to treat.This radio-frequency (RF) therapy is similar with optical fiber, by soft
Pipe top adds RF transmitter, is moved the treatment realizing whole blood vessel by the priority of flexible pipe.
Such as, refer to Fig. 1, for prior art utilizes radio-frequency electrode to carry out the principle schematic of angiopathy treatment, as
Shown in figure, radio-frequency electrode 10 is made up of radio frequency positive pole 110 and radio frequency negative pole 120, owing to electric current is along minimum impedance circulation,
Generally near the very small region of positive terminal, there is significant radio frequency heating near negative pole end and negative pole at positive pole, form heating region
130, especially when electrode is longer, edge effect becomes apparent from, and causes zone line temperature too high, and marginal area is failed to respond to any medical treatment.
The most such as, prior art also has and a kind of uses bipolar radio frequency to carry out the scheme treated, but this radio-frequency electrode is being carried out
The treatment within 5mm scope typically may only be carried out during treatment, after launching radio frequency every time, 5mm to be drawn back, then carry out
The palikinesia of radio-frequency transmissions treatment, it is assumed that for the area for treatment of 300mm on lower limb one, need to retreat 60 times.
From the point of view of to sum up, utilize radio frequency to 2 deficiencies below at least existing in the radio-frequency electrode carry out angiopathy treatment existing:
First, owing to the electrical conductivity of blood is far below tissues surrounding vascular, when using monopolar treatment, it will usually cause point discharge
Phenomenon, the most only radio-frequency electrode top electric discharge heating, area for treatment is seriously limited in local tiny area；Second, treat loaded down with trivial details,
The operative treatment time is longer, causes the significant wastage of doctor's resource.
Summary of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of radio-frequency electrode treatment conduit and radio frequency electrical
Pole therapy equipment, is used for solving existing being easily caused hot-spot and complex operation when utilizing radio-frequency electrode to treat angiopathy
Problem.
For achieving the above object and other relevant purposes, the present invention provides techniques below scheme:
A kind of radio-frequency electrode treatment conduit, including: conduit；Least one set radio-frequency electrode, is arranged one or more groups radio-frequency electrode
On described conduit, often organize described radio-frequency electrode and include some to the first radio-frequency electrode unit and the second radio-frequency electrode one to one
Unit, each described first radio-frequency electrode unit and the second radio-frequency electrode unit are between described catheter surface replaces the most in one direction
Every setting, the radio-frequency power supply opposite polarity that described first radio-frequency electrode unit and the second radio-frequency electrode unit are applied.
As the preferred version of such scheme, described conduit cylindrically shaped, described conduit is provided with one group of radio-frequency electrode,
Being sticked of each described first radio-frequency electrode unit in described one group of radio-frequency electrode and the second radio-frequency electrode unit alternate intervals vertically
On described conduit, each described first radio-frequency electrode unit and the second radio-frequency electrode unit is mutually aligned and hangs down with the axle of described conduit
Directly.
As the further optimization of above-mentioned preferred version, each described first radio-frequency electrode unit and the second radio-frequency electrode unit are described
The most fully extended or part extension on the side of conduit.
As the preferred version of such scheme, described conduit cylindrically shaped, described conduit is provided with one group of radio-frequency electrode,
Being sticked of each described first radio-frequency electrode unit in described one group of radio-frequency electrode and the second circumferentially alternating interval of radio-frequency electrode unit
On described conduit, each described first radio-frequency electrode unit and the second radio-frequency electrode unit is mutually aligned and puts down with the axle of described conduit
OK.
As the preferred version of such scheme, radio-frequency electrode according to claim 1 treatment conduit, it is characterised in that: institute
Stating the cylindrically shaped of conduit, described conduit is provided with and organizes radio-frequency electrode more, the described radio-frequency electrode of each group is axially spaced
Being sticked on described conduit, the described radio-frequency electrode of each group is vertical with the axle of described conduit respectively.
As the preferred version of such scheme, described conduit cylindrically shaped, described conduit is provided with and organizes radio-frequency electrode more,
Circumferentially spaced being sticked on described conduit of described radio-frequency electrode of each group, each organize described radio-frequency electrode be mutually aligned and respectively with institute
The axle stating conduit is parallel.
As the further optimization of aforementioned two kinds of preferred versions, each structure organizing described radio-frequency electrode includes: each described first radio frequency
Being sticked on described conduit of electrode unit and the second circumferentially alternating interval of radio-frequency electrode unit, each described first radio-frequency electrode list
Unit is mutually aligned and parallel with the axle of described conduit with the second radio-frequency electrode unit；Or each organize in described radio-frequency electrode each described
Being sticked on described conduit of first radio-frequency electrode unit and the second radio-frequency electrode unit alternate intervals vertically, each described first penetrates
Frequently electrode unit and the second radio-frequency electrode unit are mutually aligned and vertical with the axle of described conduit.
As the further optimization of aforementioned either a program, the making material of described conduit is Merlon or polystyrene.
As the further optimization of aforementioned either a program, between each described first radio-frequency electrode unit and the second radio-frequency electrode unit
Be spaced apart insulating barrier.
As the preferred version of above-mentioned further optimization, between each described first radio-frequency electrode unit and the second radio-frequency electrode unit
Interval be provided with temperature sensor.
Additionally, present invention also offers a kind of radio-frequency electrode therapy equipment, including: computer；Radio-frequency signal generator, electrically connects institute
State computer, for according to arranging corresponding output radio-frequency power supply on computer；Radio-frequency electrode treatment in any of the above-described scheme
Conduit, described radio-frequency electrode treatment electrosurgical catheter is connected on described radio-frequency signal generator.
As it has been described above, the method have the advantages that the present invention passes through carrying out for treating the treatment conduit of angiopathy
Improve, it is to avoid the situation of conduction between different radio frequency electrode so that it is there is in angiopathy therapeutic process more curative effect,
Promote treatment length by arranging interval cleverly simultaneously, and then improve convenient degree in the treatment.
Accompanying drawing explanation
Fig. 1 is shown as arranging a kind of structural principle schematic diagram of one group of radio-frequency electrode on conduit.
Fig. 2 is shown as arranging another structural principle schematic diagram of one group of radio-frequency electrode on conduit.
Fig. 3 is shown as arranging the another structural principle schematic diagram of one group of radio-frequency electrode on conduit.
Fig. 4 is shown as arranging a kind of structural principle schematic diagram organizing radio-frequency electrode on conduit more.
Fig. 5 is shown as arranging the another kind of structural principle schematic diagram organizing radio-frequency electrode on conduit more.
Fig. 6 is shown as arranging a kind of enforcement structure principle chart often organizing radio-frequency electrode under many group radio-frequency electrodes on conduit.
Fig. 7 is shown as arranging a kind of enforcement structure principle chart often organizing radio-frequency electrode under many group radio-frequency electrodes on conduit.
Fig. 8 is shown as arranging the another kind of enforcement structure principle chart often organizing radio-frequency electrode under many group radio-frequency electrodes on conduit.
Fig. 9 is shown as the structural principle schematic diagram of a kind of radio-frequency electrode therapy equipment that the present invention provides.
Element numbers explanation
10 existing radio-frequency electrodes
110 radio frequency positive poles
120 radio frequency negative poles
130 heating regions
20 radio-frequency electrode treatment conduits
210 conduits
220 radio-frequency electrodes
221 first radio-frequency electrode unit
222 second radio-frequency electrode unit
230 intervals
240 temperature sensors
30 radio-frequency signal generators
40 control computer
Detailed description of the invention
By particular specific embodiment, embodiments of the present invention being described below, those skilled in the art can be taken off by this specification
The content of dew understands other advantages and effect of the present invention easily.
Refer to Fig. 1 to Fig. 9.It should be clear that structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to
Coordinating the content disclosed in description, understand for those skilled in the art and read, being not limited to the present invention can implement
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
Under not affecting effect that the present invention can be generated by and the purpose that can reach, all should still fall at disclosed technology contents
Obtain in the range of containing.Meanwhile, in this specification cited as " on ", D score, "left", "right", " middle " and " one " etc.
Term, be merely convenient to understanding of narration, and be not used to limit the enforceable scope of the present invention, the change of its relativeness or
Adjust, changing under technology contents without essence, when being also considered as the enforceable category of the present invention.
In view of the deficiencies in the prior art pointed in background technology, the invention provides a kind of radio-frequency electrode treatment conduit, permissible
The treatment of angiopathy is quickly carried out, below by the tool to described radio-frequency electrode treatment conduit by this radio-frequency electrode treatment conduit
Body technique scheme is done and is summarized and describe in detail.
A kind of electrode therapy conduit that the present invention provides can be broadly described as: includes conduit and least one set radio-frequency electrode, will
One or more groups radio-frequency electrode is arranged on described conduit, often organizes described radio-frequency electrode and includes some to the first radio frequency one to one
Electrode unit and the second radio-frequency electrode unit, each described first radio-frequency electrode unit and the second radio-frequency electrode unit are at described conduit table
Face alternate intervals the most in one direction is arranged, the electricity that each described first radio-frequency electrode unit and the second radio-frequency electrode unit are applied
Source polarity is contrary.
Above-mentioned electrode therapy conduit can be accessed in existing radio-frequency signal generator as treatment handle, realize vascular with this
The fast treating of disease, and therapeutic effect can be promoted and treat convenient degree.Below by by enumerating the side being embodied as case
Technology 20 scheme of above-mentioned radio-frequency electrode treatment conduit is described in detail by formula.
Embodiment 1
The present embodiment, by being given on conduit arranging the embodiment of one group of radio-frequency electrode, refers to Fig. 2, for arranging one on conduit
A kind of structural principle schematic diagram of group radio-frequency electrode, as it can be seen, conduit 210 is for being shaped as cylinder, often group radio-frequency electrode 220
Multipair first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222, the first radio-frequency electrode unit 221 and can be included
The quantity of two radio-frequency electrode unit 222 is identical, and each first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222 are at cylinder
On body canal 210, parallel alignment is arranged vertically, and each first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222 exist
In cylindrical conduit 210, alternate intervals is arranged, and the most each first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222 are being justified
Cylinder conduit 210 side alternate intervals vertically is arranged, and each first radio-frequency electrode unit 221 electrically connects the positive pole of radio-frequency power supply,
And each second radio-frequency electrode unit 222 electrically connects the negative pole of radio-frequency power supply.By setting between the radio-frequency electrode unit of opposed polarity
Putting interval avoids the radio-frequency electrode cell edges conducting of opposed polarity to cause the situation of area for treatment hot-spot.
In being embodied as, the length of the first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222 is equal, the first radio frequency
Electrode unit 221 and the second radio-frequency electrode unit 222 can be made up of metal electrode, it is also possible to made by printing electrode.Use
The radio-frequency electrode unit that printed circuit mode prepares can constitute one group of radio-frequency electrode 220 by thin film, then will be printed with and penetrate
Frequently the thin film of electrode 220 covers on conduit 210.It is to be appreciated that using printed circuit mode to prepare radio-frequency electrode
When 220, the first radio-frequency electrode unit 221 therein and the second radio-frequency electrode unit 222 can be wire electrode structure, it is possible to
Think band electrode structure.
In being embodied as, it is also possible to by the interval between each first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222
230 are set to insulating barrier, or arrange insulating tape/collets etc. on interval 230.The radio frequency electrical of opposed polarity is blocked with this
Edge conducting between pole unit.
In being embodied as, it is also possible to arbitrary between each first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222
On interval 230, temperature sensor 240 is set, for obtaining the temperature of therapeutic process Vascular Endothelial.
Embodiment 2
Each first radio-frequency electrode unit 221 and the second radio-frequency electrode that often group radio-frequency electrode 220 in above-described embodiment 1 is comprised
Unit 222 is the radio-frequency electrode of rectilinear structure.Refer to Fig. 3, for arranging another structure of one group of radio-frequency electrode on conduit
Principle schematic, as it can be seen, with above-described embodiment 1 except that: each first radio-frequency electrode list that radio-frequency electrode is comprised
Unit 221 and the second radio-frequency electrode unit 222 are sticked on the side of cylindrical conduit 210 by circumference, each first radio-frequency electrode list
Unit 221 and the second radio-frequency electrode unit 222 form the radio-frequency electrode of loop configuration.Other structure is consistent with above-described embodiment.
Can be formed the area for treatment of multiaspect by this structure, curative effect is more preferable than the scheme in embodiment 1.
In being embodied as, can come the first radio-frequency electrode unit 221 each in above-mentioned radio-frequency electrode according to concrete treatment target
With second length of radio-frequency electrode unit 222, width and interval 230 sizes etc. are configured.Such as, the first radio-frequency electrode
The width of unit 221 and the second radio-frequency electrode unit 222 is all assumed to be L1, so can meet relatively uniform electric current density；
And the interval between the first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222 is assumed to be L2.Usually, in order to obtain
Preferably therapeutic effect, can be according to the width L1 and interval L2 that designs claimed below:
L2<L1；
That is to say, each first radio-frequency electrode unit 221 and the second radio-frequency electrode unit in more preferably less than radio-frequency electrode spaced apart
The width of 222, more excellent is also designed to:
L2<0.5L1；
Preferably curative effect is obtained with this.
For the most in detail, to by the first radio-frequency electrode unit 221 each in radio-frequency electrode and 222 shapes of the second radio-frequency electrode unit
The treatment length become is assumed to be L, and the diameter construction of conduit 210 is D, according to different treatment targets, big to L and D
Little setting also brings along different therapeutic effect.Usually, in great saphenous varicose vein vascular treatment, the length of L is more preferably
Can be 5cm-10cm, more excellent can be 8cm, and D could be arranged to 3mm-5mm；At treatment varix of small saphenous vein blood
During governance is treated, the length of L can be more preferably 1cm-5cm, and more excellent can be 3cm, and D could be arranged to 2mm-3mm；
In treatment thin vessels, in the visible varix of shallow-layer, the length of L can be more preferably 2mm-10mm, and more excellent can be
5mm, D could be arranged to 1mm-2mm.
Embodiment 3
Refer to Fig. 4, for arranging the another structural principle schematic diagram of one group of radio-frequency electrode on conduit, as it can be seen, this enforcement
Example and above-described embodiment 1 and 2 except that: each first radio-frequency electrode unit 221 and the second radio-frequency electrode in the present embodiment
Unit 222 circumferentially alternating interval on cylindrical conduit 210 side is arranged.This structure can ensure that in axially distinct cross section
On heating basically identical, it is ensured that the uniformity for the treatment of.
For Zong He, above-described embodiment 1-3 gives the situation arranging one group of radio-frequency electrode 220 on conduit 210, and is given
Each on conduit 210 of the first radio-frequency electrode unit 221 in this group radio-frequency electrode 220 and the second radio-frequency electrode unit 222
Kind implementing structure and preferred implementation, it is fast that the radio-frequency electrode treatment conduit 20 provided by the present embodiment can realize blood vessel
Speed treatment, curative effect is the most simultaneously.
Embodiment 4
Except go out given in embodiment 1-3 can one group of radio-frequency electrode 220 be set on conduit 210 in addition to, it is also possible at conduit
Many group radio-frequency electrodes 220 are set on 210, it is to be understood that though arrange on conduit 210 one group of radio-frequency electrode 220 or
Many group radio-frequency electrodes 220, radio-frequency electrode 220 is all that alternate intervals is arranged the most in one direction on conduit 210, wherein,
Often group radio-frequency electrode 220 can include one or more pairs of first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222.
Refer to Fig. 5, for arranging a kind of structural principle schematic diagram organizing radio-frequency electrode on conduit more, as it can be seen, with above-mentioned
Embodiment 1-3 except that: axially spaced being sticked on cylindrical conduit 210 side of radio-frequency electrode 220 of each group, and
Often group radio-frequency electrode 220 is vertical with the axle of cylindrical conduit 210.
Referring back to Fig. 6, for arranging the another kind of structural principle schematic diagram organizing radio-frequency electrode on conduit more, as it can be seen, with upper
State unlike the given embodiment of Fig. 5: being sticked in cylindrical conduit 210 of each group circumferentially spaced alignment of radio-frequency electrode 220
On side, and often group radio-frequency electrode 220 is parallel with the axle of cylindrical conduit 210.
Can by organize radio-frequency electrode 220 be uniformly laid in conduit 210 on by said structure more, form uniform treatment face,
To improve curative effect.
Embodiment 5
Refer to Fig. 7, for arranging a kind of enforcement structure principle chart often organizing radio-frequency electrode under many group radio-frequency electrodes on conduit, as
Shown in figure, arrange no matter how group radio-frequency electrode 220 is axially spaced-apart on cylindrical conduit 210 or is provided at circumferentially spaced, its
Often the structure of group radio-frequency electrode 220 can be with reference to the structure in the present embodiment: the most often include one equally in group radio-frequency electrode 220
To or multipair the first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222, each first radio-frequency electrode unit 221 and
Being sticked on cylindrical conduit 210 side of two radio-frequency electrode unit 222 alternate intervals vertically, and each first radio-frequency electrode list
Unit 221 is mutually aligned and vertical with the axle of cylindrical conduit 210 with the second radio-frequency electrode unit 222.It is to be appreciated that such as
The radio-frequency electrode that fruit is structure shown in Fig. 5 treats conduit 20, each first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222
Should be the radio-frequency electrode circumferentially forming loop configuration, i.e. the miniaturization of structure in embodiment 2.And if using Fig. 6
The radio-frequency electrode treatment conduit 20 of shown structure, then often the structure of group radio-frequency electrode 220 is identical with the structure in embodiment 1,
Be equivalent on conduit 210, arrange the radio-frequency electrode in many group embodiments 1.
Embodiment 6
Refer to Fig. 8, for arranging the another kind of enforcement structure principle chart often organizing radio-frequency electrode under many group radio-frequency electrodes on conduit,
As it can be seen, with embodiment 5 except that: often group radio-frequency electrode 220 in each first radio-frequency electrode unit 221 and second
Radio-frequency electrode unit 222 circumferentially alternating interval on cylindrical conduit 210 is arranged, and each first radio-frequency electrode unit 221 He
Second radio-frequency electrode unit 222 is mutually aligned and parallel with the axle of cylindrical conduit 210.So just can make connection radio-frequency power supply
The line of pole collects end and collects end be distributed on different end face with the line connecting radio-frequency power supply negative pole, have preferably conduct equal
Even property, it is ensured that have identical between the first radio-frequency electrode unit 221 on difference cross section and the second radio-frequency electrode unit 222
Electric potential difference, thus there is identical electric current density.Its principle is: according to Q=I2*R*t formula, due to blood vessel endothelium
Impedance is basically identical, and uses same power supply, has identical ON time, and the heating on different cross section is basically identical, it is ensured that
The uniformity for the treatment of.
The preferred structure in embodiment 1-3 it is to be understood that the structure often organizing radio-frequency electrode 220 in embodiment 4-6 stands good,
Here repeat no more.
For Zong He, above-described embodiment 4-6 gives and arranges the situation organizing radio-frequency electrode 220 more on conduit 210, and is given
Many groups radio-frequency electrode 220 and the most each first radio-frequency electrode unit 221 and the second radio-frequency electrode unit 222 are at conduit 210
On various enforcement structures and preferred implementation, the radio-frequency electrode provided by the present embodiment treatment conduit 20 can be realized blood
The fast treating of pipe, curative effect is the most simultaneously.
Embodiment 7
Referring to Fig. 9, the structural principle schematic diagram of a kind of radio-frequency electrode therapy equipment provided for the present invention, as it can be seen, penetrate
Frequently electrode therapy device includes controlling computer, radio-frequency signal generator and radio-frequency electrode treatment conduit 20, and radio-frequency signal generator is connected electrically in
Controlling on computer, radio-frequency electrode treatment conduit 20 is connected electrically on radio-frequency signal generator, and the radio-frequency electrode treatment in the present embodiment is led
Pipe 20 can use arbitrary in above-described embodiment 1-6 treats conduit 20 to the radio-frequency electrode of structure or preferred structure, uses
In treatment angiopathy.
In being embodied as, need to ensure that radio-frequency electrode treatment conduit 20 has certain pliability, the most both can guarantee that at blood vessel
Internal the most mobile, also can guarantee that and avoid too high hardness to puncture blood vessel endothelium, so, the making material of conduit 210 is permissible
Select Merlon, polystyrene etc..
In sum, the present invention is by improving the treatment conduit for treating angiopathy, it is to avoid different radio frequency electrode
Between the situation of conduction so that it is there is in angiopathy therapeutic process more curative effect, come by arranging interval cleverly simultaneously
Promote treatment length, and then improve convenient degree in the treatment.So, the present invention effectively overcomes of the prior art all
Shortcoming and have high industrial utilization.
The principle of above-described embodiment only illustrative present invention and effect thereof, not for limiting the present invention.Any it is familiar with this skill
Above-described embodiment all can be modified under the spirit and the scope of the present invention or change by the personage of art.Therefore, such as
All that in art, tool usually intellectual is completed under without departing from disclosed spirit and technological thought etc.
Effect is modified or changes, and must be contained by the claim of the present invention.
Claims (12)
1. a radio-frequency electrode treatment conduit, it is characterised in that including:
Conduit；
Least one set radio-frequency electrode, is arranged at one or more groups radio-frequency electrode on described conduit, often organizes described radio-frequency electrode bag
Include some to the first radio-frequency electrode unit one to one and the second radio-frequency electrode unit, each described first radio-frequency electrode unit and
Second radio-frequency electrode unit is arranged in described catheter surface alternate intervals the most in one direction, described first radio-frequency electrode unit
The radio-frequency power supply opposite polarity applied with the second radio-frequency electrode unit.
Radio-frequency electrode the most according to claim 1 treatment conduit, it is characterised in that: described conduit cylindrically shaped, described
One group of radio-frequency electrode it is provided with, each described first radio-frequency electrode unit in described one group of radio-frequency electrode and the second radio frequency on conduit
Being sticked on described conduit of electrode unit alternate intervals vertically, each described first radio-frequency electrode unit and the second radio-frequency electrode
Unit is mutually aligned and vertical with the axle of described conduit.
Radio-frequency electrode the most according to claim 2 treatment conduit, it is characterised in that: each described first radio-frequency electrode unit and second
Radio-frequency electrode unit is the most fully extended or part extension on the side of described conduit.
Radio-frequency electrode the most according to claim 1 treatment conduit, it is characterised in that: described conduit cylindrically shaped, described
One group of radio-frequency electrode it is provided with, each described first radio-frequency electrode unit in described one group of radio-frequency electrode and the second radio frequency on conduit
Being sticked on described conduit of the circumferentially alternating interval of electrode unit, each described first radio-frequency electrode unit and the second radio-frequency electrode
Unit is mutually aligned and parallel with the axle of described conduit.
Radio-frequency electrode the most according to claim 1 treatment conduit, it is characterised in that: described conduit cylindrically shaped, described
It is provided with on conduit and organizes radio-frequency electrode more, axially spaced being sticked on described conduit of described radio-frequency electrode of each group, respectively organize institute
State radio-frequency electrode vertical with the axle of described conduit respectively.
Radio-frequency electrode the most according to claim 5 treatment conduit, it is characterised in that: each structure organizing described radio-frequency electrode includes:
Being sticked on described conduit of each described first radio-frequency electrode unit and the second circumferentially alternating interval of radio-frequency electrode unit,
Each described first radio-frequency electrode unit and the second radio-frequency electrode unit are mutually aligned and parallel with the axle of described conduit；Or
Between each each described first radio-frequency electrode unit organized in described radio-frequency electrode and the second radio-frequency electrode unit replace vertically
Every be sticked on described conduit, each described first radio-frequency electrode unit and the second radio-frequency electrode unit are mutually aligned and with described
The axle of conduit is vertical.
Radio-frequency electrode the most according to claim 1 treatment conduit, it is characterised in that: described conduit cylindrically shaped, described
It is provided with on conduit and organizes radio-frequency electrode more, circumferentially spaced being sticked on described conduit of described radio-frequency electrode of each group, respectively organize institute
State radio-frequency electrode to be mutually aligned and parallel with the axle of described conduit respectively.
Radio-frequency electrode the most according to claim 7 treatment conduit, it is characterised in that: each structure organizing described radio-frequency electrode includes:
Being sticked on described conduit of each described first radio-frequency electrode unit and the second circumferentially alternating interval of radio-frequency electrode unit,
Each described first radio-frequency electrode unit and the second radio-frequency electrode unit are mutually aligned and parallel with the axle of described conduit；Or
Between each each described first radio-frequency electrode unit organized in described radio-frequency electrode and the second radio-frequency electrode unit replace vertically
Every be sticked on described conduit, each described first radio-frequency electrode unit and the second radio-frequency electrode unit are mutually aligned and with described
The axle of conduit is vertical.
9. according to the arbitrary described radio-frequency electrode treatment conduit of claim 1-8, it is characterised in that: at each described first radio-frequency electrode list
Unit and the second radio-frequency electrode unit between be spaced apart insulating barrier.
10. according to the arbitrary described radio-frequency electrode treatment conduit of claim 9, it is characterised in that: at each described first radio-frequency electrode unit
And second the interval between radio-frequency electrode unit be provided with temperature sensor.
11. according to the arbitrary described radio-frequency electrode treatment conduit of claim 1-8, it is characterised in that: the making material of described conduit is poly-
Carbonic ester or polystyrene.
12. 1 kinds of radio-frequency electrode therapy equipments, including:
Computer；
Radio-frequency signal generator, electrically connects described computer, for according to arranging corresponding output radio-frequency power supply on computer；
It is characterized in that, also include:
The arbitrary described radio-frequency electrode treatment conduit of claim 1-11, described radio-frequency electrode treatment electrosurgical catheter is connected to described
On radio-frequency signal generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610405507.4A CN105832409A (en) | 2016-06-08 | 2016-06-08 | Radio-frequency electrode treatment catheter and radio-frequency electrode treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610405507.4A CN105832409A (en) | 2016-06-08 | 2016-06-08 | Radio-frequency electrode treatment catheter and radio-frequency electrode treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105832409A true CN105832409A (en) | 2016-08-10 |
Family
ID=56575698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610405507.4A Pending CN105832409A (en) | 2016-06-08 | 2016-06-08 | Radio-frequency electrode treatment catheter and radio-frequency electrode treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105832409A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111728691A (en) * | 2020-07-07 | 2020-10-02 | 昆山雷盛医疗科技有限公司 | Catheter-type thermal ablation therapeutic apparatus and contact condition detection method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532924A (en) * | 1980-05-13 | 1985-08-06 | American Hospital Supply Corporation | Multipolar electrosurgical device and method |
| US20050070894A1 (en) * | 2001-12-12 | 2005-03-31 | Tissuelink Medical, Inc | Fluid-assisted medical devices, systems and methods |
| CN1874733A (en) * | 2003-09-29 | 2006-12-06 | 埃姆奇赛恩有限公司 | Surgical resection device |
| CN101198288A (en) * | 2005-01-18 | 2008-06-11 | S.D.M.H.有限公司 | Device and method for thermal ablation of biological tissue using spherical ablation patterns |
| GB2453601A (en) * | 2007-10-12 | 2009-04-15 | Cardio Logic Innovations Ltd | Cardiac ablation catheter with flexible targetable electrode array |
| CN102458289A (en) * | 2009-06-09 | 2012-05-16 | 友和安股份公司 | Direction-controllable electrode body for selectively removing bodily tissue, and guide pipe |
| CN205913393U (en) * | 2016-06-08 | 2017-02-01 | 深圳半岛医疗有限公司 | Radio frequency electrode treatment pipe and radio frequency electrode treatment device |
-
2016
- 2016-06-08 CN CN201610405507.4A patent/CN105832409A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532924A (en) * | 1980-05-13 | 1985-08-06 | American Hospital Supply Corporation | Multipolar electrosurgical device and method |
| US20050070894A1 (en) * | 2001-12-12 | 2005-03-31 | Tissuelink Medical, Inc | Fluid-assisted medical devices, systems and methods |
| CN1874733A (en) * | 2003-09-29 | 2006-12-06 | 埃姆奇赛恩有限公司 | Surgical resection device |
| CN101198288A (en) * | 2005-01-18 | 2008-06-11 | S.D.M.H.有限公司 | Device and method for thermal ablation of biological tissue using spherical ablation patterns |
| GB2453601A (en) * | 2007-10-12 | 2009-04-15 | Cardio Logic Innovations Ltd | Cardiac ablation catheter with flexible targetable electrode array |
| CN102458289A (en) * | 2009-06-09 | 2012-05-16 | 友和安股份公司 | Direction-controllable electrode body for selectively removing bodily tissue, and guide pipe |
| CN205913393U (en) * | 2016-06-08 | 2017-02-01 | 深圳半岛医疗有限公司 | Radio frequency electrode treatment pipe and radio frequency electrode treatment device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111728691A (en) * | 2020-07-07 | 2020-10-02 | 昆山雷盛医疗科技有限公司 | Catheter-type thermal ablation therapeutic apparatus and contact condition detection method thereof |
| CN111728691B (en) * | 2020-07-07 | 2022-12-27 | 昆山雷盛医疗科技有限公司 | Catheter-type thermal ablation therapeutic apparatus and contact condition detection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Rebersek et al. | Cell membrane electroporation-Part 3: the equipment | |
| CN203970533U (en) | Electrosurgical generator | |
| US10363084B2 (en) | Interdigitation of waveforms for dual-output electrosurgical generators | |
| CN102245118B (en) | Tissue ablation systems | |
| JP2010503496A5 (en) | ||
| JP2009520509A (en) | Electric field optimization properties to increase the effect of electric fields in proliferating cells | |
| CN1787788A (en) | Device for electrosurgically destroying body tissue | |
| JP2007507247A (en) | Surgical resection device | |
| CN101998843A (en) | Electrocautery method and apparatus | |
| WO2014118734A3 (en) | Unipolar and/or bipolar ablation catheter | |
| EP2474279A3 (en) | Inductively heated surgical tool | |
| CN102631239A (en) | Fine dissection electrosurgical device | |
| CN1795943A (en) | Microwave heating method and device for whole body or regionality | |
| JP2014519921A (en) | Apparatus and method for improving skin with Lar effect or Laplacian effect | |
| NZ539317A (en) | System for, and method of, heating a biological site in a patient's body | |
| CN105338918A (en) | Method and apparatus for controlling power delivered by electrosurgical probe | |
| US11911098B2 (en) | Apparatus for treating tumors by evanescent waves | |
| JP2015521065A (en) | Shochu combined stent treatment device | |
| CN105358082A (en) | Electrosurgical apparatus having rf pulse profile controller | |
| CN105832409A (en) | Radio-frequency electrode treatment catheter and radio-frequency electrode treatment device | |
| CN105833425B (en) | Microneedle component and microneedle theraphy head | |
| Grainys et al. | High-power bipolar multilevel pulsed electroporator | |
| CN205913393U (en) | Radio frequency electrode treatment pipe and radio frequency electrode treatment device | |
| CN203183032U (en) | Bipolar operation electrode apparatus | |
| JP2017516576A (en) | High frequency skin treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |