CN204909630U - Interbedded perforating device of doctor source nature aorta - Google Patents
Interbedded perforating device of doctor source nature aorta Download PDFInfo
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- CN204909630U CN204909630U CN201520499030.1U CN201520499030U CN204909630U CN 204909630 U CN204909630 U CN 204909630U CN 201520499030 U CN201520499030 U CN 201520499030U CN 204909630 U CN204909630 U CN 204909630U
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- radio frequency
- pipe
- aorta
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- electrode
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Abstract
The utility model discloses an interbedded perforating device of doctor source nature aorta, melt the pipe including the radio frequency, the radio frequency tip that melts the pipe be provided with and melt the electrode, be close to the radio frequency that melts the electrode and melt and be provided with the location becket on the pipe, the radio frequency that is close to the location becket melt and be provided with supersound heart probe on the pipe, still including at first sending main artery two interior seal wires, the radio frequency melts the pipe through two seal wire guide, through the environment in the main artery of supersound heart probe scanning, find out and tear the inner membrance, it tears inner membrance department to main artery to melt pipe guide with two radio frequencies, take out behind two seal wires, through location becket location, make the electrode top of melting that a radio frequency melts the pipe to tear intimal one side, what another radio frequency melted the pipe melts the electrode bending, intimal opposite side is being torn on the top, a pair ofly melt electrode work, the realization is punched.
Description
Technical field
This utility model belongs to the medical apparatus and instruments imposed in body, relates to cardiovascular, is specifically related to a kind of perforating device of iatrogenic dissection of aorta.
Background technology
Dissection of aorta (Aorticdissection, AD) refers to that the blood in aorta lumen enters aorta wall middle level by the cut of inner membrance and the hematoma formed.AD is a kind of disease of serious threat life, is characterized in that morbidity is anxious, progress is rapid, mortality rate is high.Along with aged tendency of population, hyperpietic increases, and AD patient also gets more and more.Obviously reduce although its mortality rate is comparatively front, far away can not be satisfactory.The Therapeutic Method of constitutional dissection of aorta mainly comprises Drug therapy, interventional therapy, surgical operation therapy etc.Secondary cases dissection of aorta, especially the iatrogenic AD that causes of percutaneous coronary intervention (pci) (PCI), conditions of patients progress rapidly, if suitable aorta covered stnet can not be inserted in the short time, and when not having veteran department of cardiac surgery center to support, the mortality rate of patient will increase greatly.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is, provides a kind of perforating device of iatrogenic dissection of aorta, delays the state of an illness, prevents tearing inner membrance extension and worsens.
In order to solve the problems of the technologies described above, this utility model adopts following technical scheme to be achieved:
A perforating device for iatrogenic dissection of aorta, comprises radio frequency ablation catheter, and the end of described radio frequency ablation catheter is provided with ablating electrode, on the radio-frequency (RF) ablation pipe of ablating electrode, be provided with positioning metal ring;
The radio-frequency (RF) ablation pipe of described close positioning metal ring is provided with ultrasonic heart probe;
Also comprise two guiding wires first sent in aorta vessel, radio frequency ablation catheter is guided by two guiding wires, by the environment in ultrasonic heart scanning probe aorta vessel, that finds out aorta vessel tears inner membrance, two radio frequency ablation catheters are guided to and tears inner membrance place, after extracting two guiding wires out, by positioning metal loop mapping, the ablating electrode of a radio frequency ablation catheter is made to withstand on the side of tearing inner membrance, the ablating electrode of another radio frequency ablation catheter bends, withstand on the opposite side tearing inner membrance, a pair ablating electrode work, realize punching.
This utility model compared with prior art, has following technique effect:
Perforating device of the present utility model have easy and simple to handle, melt the advantage that accurate positioning, pushability and controllability are strong, ablation effect is good.This device adopts heat energy tearing the punching of inner membrance place far-end, reach reduce aortic tunica intima with in the object of intermembranous pressure, thus reduce the risk of dissection of aorta rapid progression.The successful use of this device, will strive for the quality time for Secondary cases dissection of aorta patient further row aorta overlay film frame implantation or aortic root improvement art.
Accompanying drawing explanation
Fig. 1 is the structural representation of the radio frequency ablation catheter of the application.
Fig. 2 to Fig. 5 is the using state schematic diagram of the perforating device of the application.
In figure, the implication of each label is: 1-radio frequency ablation catheter, 2-radio frequency ablation catheter, 3-positioning metal ring, 4-positioning metal ring, 5-ultrasonic heart is popped one's head in, and 6-ultrasonic heart is popped one's head in, and 7-tears inner membrance, 8-guiding wire, 9-guiding wire, (1-1)-ablating electrode, (2-1)-ablating electrode, (1-2)-manipulation hands handle, (1-3)-buttock line socket.
Below in conjunction with accompanying drawing, explanation is further explained in detail to particular content of the present utility model.
Detailed description of the invention
Below provide specific embodiment of the utility model, it should be noted that this utility model is not limited to following specific embodiment, all equivalents done on technical scheme basis all fall into protection domain of the present utility model.
Embodiment:
Defer to technique scheme, as shown in Figures 1 to 5, the present embodiment provides a kind of perforating device of iatrogenic dissection of aorta, comprise radio frequency ablation catheter 1,2, the end of described radio frequency ablation catheter 1,2 is provided with ablating electrode 1-1,2-1, on the radio-frequency (RF) ablation pipe 1,2 of ablating electrode 1-1,2-1, be provided with positioning metal ring 3,4;
The radio-frequency (RF) ablation pipe 1,2 of described close positioning metal ring 3,4 is provided with ultrasonic heart probe 5,6;
Also comprise two guiding wires 8 first sent in aorta vessel, 9, radio frequency ablation catheter 1, 2 by two guiding wires 8, 9 guide, by ultrasonic heart probe 5, environment in 6 scanning aorta vessels, that finds out aorta vessel tears inner membrance 7, by two radio frequency ablation catheters 1, 2 guide to and tear inner membrance 7 place, extract two guiding wires 8 out, after 9, by positioning metal ring 3, 4 location, the ablating electrode 2-1 of a radio frequency ablation catheter 2 is made to withstand on the side of tearing inner membrance 7, the ablating electrode 1-1 of another radio frequency ablation catheter 1 bends, withstand on the opposite side tearing inner membrance 7, a pair ablating electrode 1-1, 2-1 works, realize punching.
The head end of radio frequency ablation catheter 1 is ablating electrode 1-1, and tail end is provided with manipulation hands 1-2, and manipulation hands is 1-2 being provided with buttock line socket 1-3.
Guiding wire 8,9 adopts 316L medical stainless steel material, diameter 0.53mm.
Radio frequency ablation catheter 1,2 adopts the cochrome material with good biocompatibility and support force.
The Ultimum Ti metal material with good pliability and deformability is selected in the junction of ablating electrode 1-1,2-1 and radio frequency ablation catheter 1,2.
Ablation catheter 1,2 inside adopts 0.5mm heat conduction inner core.Ablating electrode 1-1,2-1 select thermal conductive metallic material.
Work process of the present utility model is as described below:
During enforcement, guiding wire 8 and 9 is sent in aorta vessel along femoral artery or radial artery path,
Radio frequency ablation catheter 1 and 2 is sent into along guiding wire 8 and 9, in feeding process, environment in ultrasonic heart probe 5 and 6 pairs of aorta vessels on radio frequency ablation catheter 1 and 2 carries out 360 ° of scannings, search out and tear inner membrance 7, positioning metal ring 3 on radio frequency ablation catheter 1 and 2 can be positioned by X-ray, the position of real-time tracking ablating electrode 1-1 and 2-1
Two radio frequency ablation catheters 1,2 are guided to and tears inner membrance 7 place, after extracting two guiding wires 8,9 out, located by positioning metal ring 3,4, the ablating electrode 2-1 of a radio frequency ablation catheter 2 is made to withstand on the side of tearing inner membrance 7, the ablating electrode 1-1 of another radio frequency ablation catheter 1 bends, and withstands on the opposite side tearing inner membrance 7, and a pair ablating electrode 1-1 and 2-1 works, temperature, power and time are melted in adjustment, realize punching.
Claims (1)
1. the perforating device of an iatrogenic dissection of aorta, comprise radio frequency ablation catheter (1,2), it is characterized in that: the end of described radio frequency ablation catheter (1,2) is provided with ablating electrode (1-1,2-1), on the radio-frequency (RF) ablation pipe (1,2) of ablating electrode (1-1,2-1), be provided with positioning metal ring (3,4);
The radio-frequency (RF) ablation pipe (1,2) of described close positioning metal ring (3,4) is provided with ultrasonic heart probe (5,6);
Also comprise two guiding wires (8 first sent in aorta vessel, 9), radio frequency ablation catheter (1, 2) by two guiding wires (8, 9) guide, by ultrasonic heart probe (5, 6) environment in aorta vessel is scanned, that finds out aorta vessel tears inner membrance (7), by two radio frequency ablation catheters (1, 2) guide to and tear inner membrance (7) place, extract two guiding wires (8 out, 9) after, by positioning metal ring (3, 4) locate, the ablating electrode (2-1) of a radio frequency ablation catheter (2) is made to withstand on the side of tearing inner membrance (7), the ablating electrode (1-1) of another radio frequency ablation catheter (1) bends, withstand on the opposite side tearing inner membrance (7), a pair ablating electrode (1-1, 2-1) work, realize punching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520499030.1U CN204909630U (en) | 2015-07-10 | 2015-07-10 | Interbedded perforating device of doctor source nature aorta |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520499030.1U CN204909630U (en) | 2015-07-10 | 2015-07-10 | Interbedded perforating device of doctor source nature aorta |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204909630U true CN204909630U (en) | 2015-12-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520499030.1U Expired - Fee Related CN204909630U (en) | 2015-07-10 | 2015-07-10 | Interbedded perforating device of doctor source nature aorta |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204909630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109907822A (en) * | 2019-04-09 | 2019-06-21 | 北京博海康源医疗器械有限公司 | A kind of RF ablation closure microtubular |
| CN110338940A (en) * | 2019-08-22 | 2019-10-18 | 中国医学科学院阜外医院 | A kind of Bentall operation manually blood vessel punch |
-
2015
- 2015-07-10 CN CN201520499030.1U patent/CN204909630U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109907822A (en) * | 2019-04-09 | 2019-06-21 | 北京博海康源医疗器械有限公司 | A kind of RF ablation closure microtubular |
| CN109907822B (en) * | 2019-04-09 | 2023-10-20 | 北京博海康源医疗器械有限公司 | Radio frequency ablation closed microcatheter |
| CN110338940A (en) * | 2019-08-22 | 2019-10-18 | 中国医学科学院阜外医院 | A kind of Bentall operation manually blood vessel punch |
| CN110338940B (en) * | 2019-08-22 | 2021-06-15 | 中国医学科学院阜外医院 | Bental is artificial blood vessel hole puncher for operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20200710 |