CN104689458A - Intravascular radiofrequency ablating dilation catheter - Google Patents
Intravascular radiofrequency ablating dilation catheter Download PDFInfo
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- CN104689458A CN104689458A CN201510089063.3A CN201510089063A CN104689458A CN 104689458 A CN104689458 A CN 104689458A CN 201510089063 A CN201510089063 A CN 201510089063A CN 104689458 A CN104689458 A CN 104689458A
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- ablating
- cutting
- balloon
- catheter
- sacculus
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Abstract
The invention discloses an intravascular cutting and ablating balloon dilation catheter using radiofrequency energy. The intravascular cutting and ablating balloon dilation catheter comprises a cutting and ablating balloon dilation catheter body, wherein the cutting and ablating balloon dilation catheter body comprises a balloon and a balloon catheter; a metal wire connected with a radiofrequency ablating device is arranged inside one end, connected with a balloon pressurizer, of the balloon catheter; one end, opposite to the end connected with the radiofrequency ablating device, of the metal wire is educed out of the tail end of a dilation part of the balloon catheter; the educing end of the metal wire is connected with the head part of the dilation part of the balloon catheter. The intravascular cutting and ablating balloon dilation catheter has the benefits as follows: through the arrangement of the metal wire connected with the radiofrequency ablating device inside the cutting and ablating balloon dilation catheter, dual functions of cutting and ablating walls of blood vessels with lesions are achieved, so that during an operation, elastic fibrous tissues on the inner walls of the blood vessels necrose to lose an elastic retraction function, and an aim of treating coronary artery stenosis is achieved; after the treatment of the coronary artery stenosis, foreign bodies are not left in the blood vessels, so that complication risks after stenting are avoided.
Description
Technical field
The present invention relates to technical field of medical instruments, specifically, relate to a kind of adopt radio frequency can Ink vessel transfusing cutting melt sacculus dilating catheter.
Background technology
In recent years, the rise of interventional therapeutic technique is that the treatment of cardiovascular disease have found better approach.Cardiac intervention treatment refers to carries out cardiopathic Diagnosis and Treat by percutaneous catheter techniques.
Current state intervenien therapy coronary heart disease and peripheral blood vessel typically use sacculus dilating catheter and arteria coronaria/peripheral blood vessel mounting system.This as the patent No. be the balloon system patent of CN201370879Y, its coronary saccule dilating catheter (nylon 12) development point material is platinum, this dilating catheter far-end also scribbles hydrophilic coating, and fore-end is coaxial configuration, is disposable product.This device scope of application is the expansion in the coronary stricture portion of the cases such as coronary heart disease, and effect is that percutaneous coronary expansion makes the lumen of vessels at angiostenosis position expand.
But, current this sacculus exist sacculus withdraw from after due to blood vessel tissue elasticity retraction cause the problem that blood vessel is again narrow, ways of addressing this issue is normally put into after coronary artery bracket is washed open at this expansion again and is forever retained in Ink vessel transfusing.This treatment is if there is early stage and the situation such as advanced thrombus and restenosis, then after stenting, client need carries out the operation of balloon dilatation and stenting implantation again.But again re-starting balloon dilatation and stenting implant surgery phase treatment difficulty will strengthen, and restenosis incidence rate is higher.Because Ink vessel transfusing has metallic foreign body, thus increase stenter to implant Post operation support and fracture and the complication risk such as thrombosis.。
For the problem described in above-mentioned correlation technique, at present effective solution is not yet proposed.
Summary of the invention
For problem above-mentioned in correlation technique, the present invention propose a kind of adopt radio frequency can Ink vessel transfusing cutting melt sacculus dilating catheter, effectively can solve that patient is postoperative causes the problem that blood vessel is again narrow due to blood vessel tissue elasticity retraction, thus effectively improve success rate of operation and surgical effect.
For realizing above-mentioned technical purpose, technical scheme of the present invention is achieved in that
A kind of adopt radio frequency can Ink vessel transfusing cutting melt sacculus dilating catheter, comprise cutting and melt sacculus dilating catheter body, the foley's tube that sacculus dilating catheter body comprises sacculus and is connected with described sacculus is melted in described cutting, wherein, one end that described foley's tube connects sacculus prelum is built-in with a tinsel be connected with RF ablation device, and one end that described tinsel connects described RF ablation device is relatively drawn from the expansion end of described foley's tube, simultaneously, described exit wiry is connected with the expansion head of described foley's tube.
Beneficial effect of the present invention: be provided with a tinsel be connected with RF ablation device by melting in sacculus dilating catheter in cutting, reach the cutting of lesion vessels wall and melt dual function, when making operation, blood vessel elastic fibrous tissue necroses the retraction function that follows the string, reach the object for the treatment of coronary stenosis, after coronary stenosis is treated, Ink vessel transfusing does not stay foreign body, avoids the risk of the complication after stenter to implant.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is that the structural representation of sacculus dilating catheter is melted in the Ink vessel transfusing cutting according to the embodiment of the present invention.
In figure:
1, dilating catheter body; 2, sacculus; 3, foley's tube; 4, sacculus prelum; 5, RF ablation device; 6, tinsel.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
As shown in Figure 1, a kind of according to embodiments of the invention adopt radio frequency can Ink vessel transfusing cutting melt sacculus dilating catheter, comprise cutting and melt sacculus dilating catheter body 1, the foley's tube 3 that sacculus dilating catheter body 1 comprises sacculus 2 and is connected with described sacculus 2 is melted in described cutting, wherein, one end that described foley's tube 3 connects sacculus prelum 4 is built-in with a tinsel 6 be connected with RF ablation device 5, and, one end that described tinsel 6 connects described RF ablation device 5 is relatively drawn from the expansion end of described foley's tube 3, simultaneously, the exit of described tinsel 6 is connected with the expansion head of described foley's tube 3.
Conveniently understand technique scheme of the present invention, below by way of in concrete occupation mode, technique scheme of the present invention is described in detail.
When specifically using, this device is transported to the lesion sacculus prelum pressurization of blood vessel, RF ablation device makes blood vessel wall partial elastic fibrous tissue necrose and the retraction function that follows the string after starting the several seconds simultaneously, thus reach the object for the treatment of coronary stenosis, the maximum feature of this device is that after coronary stenosis treatment, Ink vessel transfusing does not stay foreign body, thus effectively prevent the complication risk after stenter to implant.
In sum, by means of technique scheme of the present invention, a tinsel be connected with RF ablation device is provided with by melting in sacculus dilating catheter in cutting, reach the cutting of lesion vessels wall and melt dual function, when making operation, blood vessel elastic fibrous tissue necroses the retraction function that follows the string, reach the object for the treatment of coronary stenosis, after coronary stenosis is treated, Ink vessel transfusing does not stay foreign body, avoids the risk of the complication after stenter to implant.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (1)
1. one kind adopts the Ink vessel transfusing cutting of radio frequency energy to melt sacculus dilating catheter, comprise cutting and melt sacculus dilating catheter body (1), it is characterized in that, the foley's tube (3) that sacculus dilating catheter body (1) comprises sacculus (2) and is connected with described sacculus (2) is melted in described expansion cutting, wherein, one end that described foley's tube (3) connects sacculus prelum (4) is built-in with a tinsel (6) be connected with RF ablation device (5), and, one end that described tinsel (6) connects described RF ablation device (5) is relatively drawn from the expansion end of described foley's tube (3), simultaneously, the exit of described tinsel (6) is connected with the expansion head of described foley's tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510089063.3A CN104689458A (en) | 2015-02-27 | 2015-02-27 | Intravascular radiofrequency ablating dilation catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510089063.3A CN104689458A (en) | 2015-02-27 | 2015-02-27 | Intravascular radiofrequency ablating dilation catheter |
Publications (1)
| Publication Number | Publication Date |
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| CN104689458A true CN104689458A (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510089063.3A Pending CN104689458A (en) | 2015-02-27 | 2015-02-27 | Intravascular radiofrequency ablating dilation catheter |
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| CN (1) | CN104689458A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175924A (en) * | 2016-06-18 | 2016-12-07 | 周玉杰 | Cardiovascular and cerebrovascular vessel soften ablating device |
| CN111012477A (en) * | 2019-12-25 | 2020-04-17 | 美安创新医疗科技无锡有限公司 | A radiofrequency ablation catheter with a mechanical support system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6491710B2 (en) * | 2000-09-07 | 2002-12-10 | Shutaro Satake | Balloon catheter for pulmonary vein isolation |
| CN101919729A (en) * | 2010-09-10 | 2010-12-22 | 刘小平 | Temperature-controlled ablation device and use thereof |
| CN102427845A (en) * | 2009-05-19 | 2012-04-25 | 东丽株式会社 | Guide wire and ablation catheter system with balloon |
| CN203029378U (en) * | 2012-12-13 | 2013-07-03 | 乐普（北京）医疗器械股份有限公司 | Balloon electrode renal artery radiofrequency ablation catheter |
| CN103582464A (en) * | 2011-06-08 | 2014-02-12 | 东丽株式会社 | Ablation catheter with balloon |
| CN103735307A (en) * | 2014-01-14 | 2014-04-23 | 沈诚亮 | Bronchial thermoplasty catheter |
| CN103987336A (en) * | 2011-09-14 | 2014-08-13 | 波士顿科学西美德公司 | Ablation device with multiple ablation modes |
| CN204468975U (en) * | 2015-02-27 | 2015-07-15 | 李广平 | A kind of Ink vessel transfusing radio-frequency (RF) ablation dilating catheter |
-
2015
- 2015-02-27 CN CN201510089063.3A patent/CN104689458A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6491710B2 (en) * | 2000-09-07 | 2002-12-10 | Shutaro Satake | Balloon catheter for pulmonary vein isolation |
| CN102427845A (en) * | 2009-05-19 | 2012-04-25 | 东丽株式会社 | Guide wire and ablation catheter system with balloon |
| CN101919729A (en) * | 2010-09-10 | 2010-12-22 | 刘小平 | Temperature-controlled ablation device and use thereof |
| CN103582464A (en) * | 2011-06-08 | 2014-02-12 | 东丽株式会社 | Ablation catheter with balloon |
| CN103987336A (en) * | 2011-09-14 | 2014-08-13 | 波士顿科学西美德公司 | Ablation device with multiple ablation modes |
| CN203029378U (en) * | 2012-12-13 | 2013-07-03 | 乐普（北京）医疗器械股份有限公司 | Balloon electrode renal artery radiofrequency ablation catheter |
| CN103735307A (en) * | 2014-01-14 | 2014-04-23 | 沈诚亮 | Bronchial thermoplasty catheter |
| CN204468975U (en) * | 2015-02-27 | 2015-07-15 | 李广平 | A kind of Ink vessel transfusing radio-frequency (RF) ablation dilating catheter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106175924A (en) * | 2016-06-18 | 2016-12-07 | 周玉杰 | Cardiovascular and cerebrovascular vessel soften ablating device |
| CN111012477A (en) * | 2019-12-25 | 2020-04-17 | 美安创新医疗科技无锡有限公司 | A radiofrequency ablation catheter with a mechanical support system |
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| C06 | Publication | ||
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| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150610 |
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| RJ01 | Rejection of invention patent application after publication |