CN101919730B - Ablating electrode - Google Patents
Ablating electrode Download PDFInfo
- Publication number
- CN101919730B CN101919730B CN2009100871073A CN200910087107A CN101919730B CN 101919730 B CN101919730 B CN 101919730B CN 2009100871073 A CN2009100871073 A CN 2009100871073A CN 200910087107 A CN200910087107 A CN 200910087107A CN 101919730 B CN101919730 B CN 101919730B
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- conductor
- union joint
- ablating electrode
- electrode
- ablating
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Abstract
The invention discloses an ablating electrode which comprises a conductor, wherein the conductor is in a hollow pipe shape; the head of the conductor is in a pointed cone shape, slope shape or triangular shape; the tail of the conductor is connected with an electromagnetic wave emitting electrode by a connecting head; and the surfaces of the middle and the tail of the conductor are provided with insulating layers. An interface connected with a syringe is arranged on the connecting head, and the conductor extends to the interface. The connecting head is an insulator, and an electric conductive body is arranged in the insulator and connected with the conductor. The electromagnetic wave emitting electrode is connected to the side surface of the connecting head; the tail of the connecting head is provided with a cover; a needle core is arranged in the cover; and the tail end of the conductor is fixed in the needle core. The ablating electrode can be directly punctured into a human body; medicaments can be directly injected into the electrode before and after ablating treatment, and that whether the electrode is punctured into the blood vessel or not can be observed when a needle is inserted; and the invention is suitable for small-range ablating treatment and realizes fine removal of the pathological change part and the synergetic therapeutic action of the medicaments and ablation.
Description
Technical field
The invention belongs to medical instruments field, specifically disclose the ablating electrode that a kind of ablation is used.
Background technology
Ablation has become the focus of home and abroad treatment, and the electromagnetic wave that generators such as microwave, radio frequency produce acts on therapentic part through ablating electrode.The electrode that use present home and abroad is solid conductor, acts on therapentic part through conduit, and head is circle or umbrella-shaped structure; With the scope that increase is melted, in order to increase output, non-treated area is to the hot injury of surrounding tissue when reducing ablation; Someone studies ablating electrode is processed tubulose, and the centre is a hollow, and head is a closed; In the hollow pipe, increase circulating fluid, to reduce hot injury to non-site of action.
Head is circular ablating electrode, can not directly thrust in the human body, and also complex structure, expensive; Do not realize at present the meticulous synergistic therapeutic action of dispeling diseased region and medicine and melting.Shortcoming below it exists: be difficult to precisely, ablation among a small circle; Ablation is forward and backward, can not be in electrode the direct injection medicine; Whether can not observe electrode during inserting needle thrusts in the blood vessel; The gas that is produced when melting can not directly be got rid of external.
Summary of the invention
The objective of the invention is the defective to above-mentioned prior art, provide a kind of and can observe electrode can directly thrust human body, inserting needle the time and whether thrust in the blood vessel, realize precisely the ablating electrode of ablation among a small circle.
The technical scheme taked of the present invention is to achieve these goals: a kind of ablating electrode; Comprise conductor; Described conductor is a hollow tubular; Described conductor head is pointed, and described conductor afterbody connects the electromagnetic wave emitter stage through union joint, and described conductor middle part and tail surface are provided with insulating barrier.
Described pointed be ramped shaped, triangle or cone-shaped.
Described union joint is provided with the interface that connects syringe, and described conductor extension is to seam.
Described union joint is an insulator, is provided with electric conductor in the described insulator, and described electric conductor is connected with said conductor.
Described electromagnetic wave emitter stage is connected the side of union joint, and the afterbody of said union joint is provided with a lid, is provided with nook closing member in the described lid, and described conductor tail end is fixed in the nook closing member.
Be provided with adapter between described union joint and the electromagnetic wave emitter stage.
Described adapter is provided with the interface that connects syringe.
Described adapter is provided with the interface that connects syringe.
Described conductor front end has angle or is curved.
The beneficial effect of the embodiment of the invention is: the present invention is simple in structure, and cost of manufacture is low, and the conductor head is pointed, can directly thrust human body; Conductor is a hollow tubular, can the direct injection medicine in the forward and backward hollow pipe of ablation, can observe during inserting needle and whether have blood to flow out, whether thrust in the blood vessel; If ablation vessels does not see having blood to flow out, explain and sting blood vessel; Need readjust site of action, if ablation vessels, can extract blood out with syringe after; Put electrode again and melt, intuitive and convenient operation of the present invention, the gas that is produced when melting can directly excrete through hollow pipe; Reduced and melted gas the heat waste of tissue is injured thermal expansion, prevented that gas dispersion from arriving in the blood, body has been exerted an influence.The present invention is suitable for ablation among a small circle, has realized the meticulous synergistic therapeutic action of dispeling diseased region and medicine and melting.
Description of drawings
Fig. 1 is the structural representation of first kind of embodiment of embodiment of the invention ablating electrode;
Fig. 2 is the structural representation of second kind of embodiment of embodiment of the invention ablating electrode;
Fig. 3 is the structural representation of the third embodiment of embodiment of the invention ablating electrode;
Fig. 4 is the structural representation of the 4th kind of embodiment of embodiment of the invention ablating electrode;
Fig. 5 is the structural representation of the 5th kind of embodiment of embodiment of the invention ablating electrode;
Fig. 6 is the structural representation of the 6th kind of embodiment of embodiment of the invention ablating electrode.
Among the figure: 1 conductor, 2 union joints, 3 electromagnetic wave emitter stages, 4 insulating barriers, 5 interfaces, 6 electric conductors, 7 lids, 8 adapters, 9 nook closing members.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is described further, but not as to qualification of the present invention.
Referring to Fig. 1; The embodiment of the invention provides a kind of ablating electrode, comprises conductor 1, and conductor 1 is a hollow tubular; Conductor 1 head is the equilateral triangle shape; Conductor 1 afterbody connects electromagnetic wave emitter stage 3 through union joint 2, and conductor 1 middle part and tail surface are provided with insulating barrier 4, and the triangle tip portion of conductor 1 head exposes the outside at insulating barrier 4.Whether the most advanced and sophisticated head of triangle can directly thrust human body, when inserting needle, can observe conductor and thrust in the blood vessel, realizes precisely ablation among a small circle.
Referring to Fig. 2, conductor 1 is a hollow tubular, and conductor 1 head is cone-shaped; Conductor 1 middle part and tail surface are provided with insulating barrier 4, and the cone-shaped tip portion of conductor 1 head exposes in the outside of insulating barrier 4, and union joint 2 lateral interfaces 5 connect electromagnetic wave emitter stage 3; The afterbody of union joint 2 is provided with a lid 7, and lid 7 is a recess cover, as other a kind of embodiment; Lid 7 also can cover for convexity, is provided with nook closing member in the lid 7, and conductor 1 tail end is fixed in the nook closing member 9; Play fixing whole ablating electrode during nook closing member 9 puncture, the gas that is produced when melting can directly excrete through conductor 1 hollow pipe, has reduced to melt gas the heat waste of tissue is injured thermal expansion; Prevent that gas dispersion from arriving in the blood, body is exerted an influence.
Referring to Fig. 3, conductor 1 is a hollow tubular, and conductor 1 head is the scalene triangle shape; Union joint 2 is an insulator, in insulator, is provided with electric conductor 6, and conductor 1 afterbody connects electromagnetic wave emitter stage 3 through electric conductor 6; Conductor 1 middle part and tail surface are provided with insulating barrier 4, and the triangle tip portion of conductor 1 head exposes in the outside of insulating barrier 4, and the side of union joint 2 is provided with interface 5; Conductor 1 extends to interface 5 places; Interface 5 connects syringe, and the forward and backward syringe of present embodiment ablation can inject pathogenic site then through interface 5 direct injection medicines in hollow conductor 1.
Referring to Fig. 4, conductor 1 is a hollow tubular, and conductor 1 afterbody connects union joint 2; Union joint 2 connects adapter 8, and adapter 8 connects electromagnetic wave emitter stage 3, as required interface 5 can also be set on the adapter 8; Be used for connecting syringe, syringe can be provided with adapter 8 conductor is worked under aseptic environments through interface 5 direct injection medicines to pathogenic site; During use conductor 1, union joint 2 and adapter 8 are sterilized simultaneously, guarantee that conductor uses under gnotobasis.
Referring to Fig. 5 and Fig. 6, conductor 1 is a hollow tubular, and conductor 1 head is a ramped shaped; Conductor 1 middle part and tail surface are provided with insulating barrier 4, and the ramped shaped tip portion of conductor 1 head exposes in the outside of insulating barrier 4, and union joint 2 is an insulator; In insulator, be provided with electric conductor 6; Conductor 1 afterbody connects electromagnetic wave emitter stage 3 through electric conductor 6, and the conductor of ablating electrode can be made into certain angle as required or have flexibility, can reduce opereating specification during use.
Operation principle of the present invention: the head of conductor can directly thrust in the human body; Whether can observe conductor through hollow pipe thrusts in the blood vessel; And the gas that is produced will melt the time excretes through hollow pipe, and the electromagnetic wave emitter stage connects ablating electrode, and the tubular shape conductor of electric conductor and ablating electrode is connected; Give conductor through the electric conductor in the union joint with current delivery, thereby accomplish whole ablation procedure.
Above-described embodiment, the present invention specific embodiment a kind of more preferably just, common variation that those skilled in the art carries out in technical scheme scope of the present invention and replacement all should be included in protection scope of the present invention.
Claims (6)
1. an ablating electrode comprises conductor, it is characterized in that: described conductor is a hollow tubular; Described conductor head is pointed; Described conductor afterbody is connected with union joint, and described union joint connects the electromagnetic wave emitter stage, and described conductor middle part and tail surface are provided with insulating barrier;
Described union joint is provided with the interface that connects syringe, and described conductor extension is to seam;
Described union joint is an insulator, is provided with electric conductor in the described insulator, and described electric conductor is connected with said conductor.
2. a kind of ablating electrode according to claim 1 is characterized in that: described pointed be ramped shaped, triangle or cone-shaped.
3. a kind of ablating electrode according to claim 1 is characterized in that: described electromagnetic wave emitter stage is connected the side of union joint, and the afterbody of said union joint is provided with a lid, is provided with nook closing member in the described lid, and described conductor tail end is fixed in the nook closing member.
4. a kind of ablating electrode according to claim 1 is characterized in that: be provided with adapter between described union joint and the electromagnetic wave emitter stage.
5. a kind of ablating electrode according to claim 4 is characterized in that: described adapter is provided with the interface that connects syringe.
6. according to each described a kind of ablating electrode of claim 1 to 5, it is characterized in that: described conductor front end has angle or is curved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100871073A CN101919730B (en) | 2009-06-12 | 2009-06-12 | Ablating electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100871073A CN101919730B (en) | 2009-06-12 | 2009-06-12 | Ablating electrode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101919730A CN101919730A (en) | 2010-12-22 |
| CN101919730B true CN101919730B (en) | 2012-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100871073A Expired - Fee Related CN101919730B (en) | 2009-06-12 | 2009-06-12 | Ablating electrode |
Country Status (1)
| Country | Link |
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| CN (1) | CN101919730B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943157B (en) * | 2016-07-11 | 2018-08-28 | 北京大学第一医院 | A kind of vein ablation needle |
| CN106236245A (en) * | 2016-08-22 | 2016-12-21 | 浙江康慈医疗科技有限公司 | Cervical vertebra radio-frequency (RF) ablation needle-like electrode catheter |
| CN110179537B (en) * | 2019-04-28 | 2020-12-08 | 华中科技大学 | Multi-claw active conformal ablation needle with magnetic control |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2925405Y (en) * | 2005-12-06 | 2007-07-25 | 王洪奎 | Multi-pin tumor radiofrequency melting electrode |
| CN101190146A (en) * | 2006-11-21 | 2008-06-04 | 李楚森 | Cardiac intervention ablation catheter |
| CN101411645A (en) * | 2007-10-19 | 2009-04-22 | 上海导向医疗系统有限公司 | The uniform radio-frequency ablation electrode of surface temperature |
-
2009
- 2009-06-12 CN CN2009100871073A patent/CN101919730B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2925405Y (en) * | 2005-12-06 | 2007-07-25 | 王洪奎 | Multi-pin tumor radiofrequency melting electrode |
| CN101190146A (en) * | 2006-11-21 | 2008-06-04 | 李楚森 | Cardiac intervention ablation catheter |
| CN101411645A (en) * | 2007-10-19 | 2009-04-22 | 上海导向医疗系统有限公司 | The uniform radio-frequency ablation electrode of surface temperature |
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| Publication number | Publication date |
|---|---|
| CN101919730A (en) | 2010-12-22 |
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Granted publication date: 20120125 Termination date: 20210612 |