CN212118742U - Multifunctional catheter for coronary vein intubation and radiography - Google Patents
Multifunctional catheter for coronary vein intubation and radiography Download PDFInfo
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- CN212118742U CN212118742U CN202020154380.5U CN202020154380U CN212118742U CN 212118742 U CN212118742 U CN 212118742U CN 202020154380 U CN202020154380 U CN 202020154380U CN 212118742 U CN212118742 U CN 212118742U
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Abstract
The utility model relates to a multi-functional pipe for coronary vein intubate and radiography, it includes: conventional and shaping sections: the first end of the conventional section is provided with a contrast agent perfusion opening; one end of the shaping section is connected with the second end of the conventional section, and a memory alloy guide wire is arranged in the inner layer of the shaping section; the free end of the shaping section is provided with a sacculus, the first end of the conventional section is also provided with a bifurcated pipe, the bifurcated pipe is connected with the sacculus, and an inflation inlet is formed in the bifurcated pipe. The balloon structure is designed at the head end of the shapeable contrast catheter. After intubation is complete, visualization is accomplished directly using the catheter. Avoiding the prolonged operation time and complications caused by the repeated exchange of catheters, and effectively solving the problem of complex operation caused by the adoption of different catheters for coronary venous sinus intubation and radiography.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to a multi-functional pipe for coronary vein intubate and radiography.
Background
Cardiac resynchronization therapy is an important treatment for patients with chronic heart failure combined with cardiac dyssynchrony. Implanting a left ventricular electrode lead through the coronary sinus is a critical step therein. Before implanting the left ventricle pacing electrode lead, the coronary vein sinus cannula is firstly used for imaging to clearly determine the shape of a collateral vessel converging into a coronary vein, and then the pacing electrode is accurately sent into a coronary vein collateral to pace the left ventricle.
Coronary sinus intubation is usually done clinically by using a ten-pole or four-pole mapping electrode of the coronary sinus, or by using an Amplatz or MP coronary angiography catheter, and then the long sheath of the coronary sinus is sent into the coronary vein along the electrode or the catheter. The coronary sinus mapping electrode is designed to be used for electrophysiological mapping, is expensive and is only used for searching the coronary sinus, which easily causes social resource waste; the mapping electrode is of a solid structure, cannot be injected with contrast agent, and needs to replace the contrast balloon catheter to complete contrast after intubation is completed; the Amplatz or MP radiography catheter has certain plasticity, is a hollow structure and has a radiography function, but is lack of balloon blocking to cause unclear development, and the catheter with the radiography balloon is often required to be replaced to complete radiography.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a multi-functional pipe for coronary vein intubate and radiography can accomplish coronary vein sinus intubate, can realize head end sacculus shutoff and coronary vein radiography simultaneously again.
(II) technical scheme
In order to achieve the above objects, the present invention provides a multifunctional catheter for coronary venous cannulation and angiography, which comprises:
a conventional section, wherein a first end of the conventional section is provided with a contrast agent perfusion opening;
one end of the shaping section is connected with the second end of the conventional section, and a memory alloy guide wire is arranged in the inner layer of the shaping section;
the free end of the shaping section is provided with a balloon, the first end of the conventional section is provided with a bifurcated pipe, the bifurcated pipe is connected with the balloon, and an inflation inlet is formed in the bifurcated pipe.
Preferably, the memory alloy guide wire is mesh-shaped.
Preferably, a hemostatic valve is arranged on the contrast agent perfusion opening.
Preferably, an inflation control valve is arranged on the inflation port.
Preferably, the shaping section is provided with a marker band, and the marker band is positioned at the free end of the shaping section and close to the balloon.
Preferably, the balloon is a cone-shaped contrast balloon or an elliptical-shaped contrast balloon.
Preferably, the multifunctional catheter for coronary vein intubation and visualization is provided with a cut-back position marking line extending along the axial direction of the multifunctional catheter for coronary vein intubation and visualization.
(III) advantageous effects
The beneficial effects of the utility model are that, design sacculus structure through the head end at the coronary artery radiography pipe that can shape. After the intubation is finished, the radiography catheter is directly used for finishing the radiography, so that the operation time extension and complications caused by repeatedly exchanging the catheter are avoided, and the problem of complex operation caused by the adoption of different catheters for the coronary venous sinus intubation and the radiography in the prior art is effectively solved.
Drawings
FIG. 1 is a schematic view of a multifunctional catheter for coronary intubation and angiography of the present invention;
fig. 2 is a cross-sectional view of the shaping section of the present invention.
[ description of reference ]
1: a conventional section; 2: a contrast agent infusion port; 3: a shaping section; 4: a memory alloy guide wire; 6: a hemostatic valve; 7: an inflation control valve; 8; a marking tape; 9: a balloon; 10: preparing a cut position indication line; 11: an inflation inlet.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model provides a multi-functional pipe for coronary vein intubate and radiography, see fig. 1 and fig. 2, it includes: a conventional section 1 and a shaping section 3. The first end of the conventional section 1 is provided with a contrast agent injection port 2 for injecting contrast agent into the multifunctional catheter, in a preferred embodiment, the contrast agent injection port 2 is positioned at the port of the first end of the conventional section 1, so that the contrast agent injection can be conveniently performed by a user, and in other preferred embodiments, the contrast agent injection port 2 can also be positioned at the side of the port of the conventional section 1.
One end of the shaping section 3 is connected with the second end of the conventional section 1, the memory alloy guide wire 4 is arranged on the inner layer of the shaping section 3, in a preferred embodiment, the outer layer of the shaping section 3 is made of a conventional medical material in the prior art, such as a polyurethane material, the memory alloy guide wire 4 on the inner layer is made of a nickel-titanium alloy, the shaping section 3 can be appropriately shaped in vitro according to the condition of coronary artery openings, and the shaping section 3 can be shaped into a shape required by a user by hands when in vitro. The shaping section 3 can adjust the shape of the shaping section 3 according to the conditions that the coronary artery opening is too high or too low and the like, so that the shaping section reaches the appointed coronary artery opening, the completion of subsequent interventional therapy is ensured, and the defects that the exposure time is too long and the contrast agent is too much and the like caused by repeated attempts of an operator are overcome.
The free end of the shaping section 3 is provided with a balloon 9, the first end of the conventional section 1 is provided with a bifurcated pipe, the bifurcated pipe is connected with the balloon 9, an inflation inlet 11 is formed in the bifurcated pipe, and the bifurcated pipe is connected with the balloon 9 through an independent inflation pipeline. In a preferred embodiment, the inflation pipeline is positioned in the inner layer of the multifunctional catheter, the inflation mode adopts an injector to inject space in the inflation port 11 to inflate and expand the balloon 9, after the catheter of the shaping section 3 is conveyed to a proper position, the balloon 9 is inflated through the inflation port 11 to block the coronary vein port, then the contrast agent is injected through the contrast agent injection connecting pipe to carry out contrast to display the coronary vein structure, and the proper vein is selected, so that the contrast of the contrast image can be very convenient, and the pacemaker electrode lead can be sent to the selected position of the coronary vein.
The scheme is that a balloon 9 structure is designed at the head end of the shapeable coronary angiography catheter. After the intubation is finished, the radiography catheter is directly used for finishing the radiography, so that the operation time extension and complications caused by repeatedly exchanging the catheter are avoided, and the problem of complex operation caused by the adoption of different catheters for the coronary venous sinus intubation and the radiography in the prior art is effectively solved.
In addition, the memory alloy guide wire 4 is net-shaped, and the plasticity of the shaping section 3 is stronger due to the net-shaped memory alloy guide wire 4, and meanwhile, the time and the strength required by shaping are less. Wherein, contrast agent perfusion opening 2 is provided with hemostasis valve 6, and in the preferred embodiment, hemostasis valve 6 is rotatory hemostasis valve, and hemostasis valve 6 can prevent blood loss.
In addition, the inflation control valve 7 is arranged on the inflation port 11, the inflation control valve 7 can more accurately control the inflation quantity of the balloon 9, and meanwhile, after radiography, the balloon 9 can also be deflated, so that the multifunctional catheter for coronary vein intubation and radiography can be taken out, and the convenience of the balloon 9 inflation and deflation operation is improved.
Further, the shaping section 3 is provided with a marker band 8, the marker band 8 is positioned at the free end of the shaping section 3 and is close to the balloon 9, and the golden marker ring helps to determine whether the proximal end of the balloon 9 is outside the tip of the guiding sheath. The balloon 9 is a conical balloon-shaped contrast balloon 9 or an elliptical contrast balloon 9, or any other balloon 9 suitable for the scheme.
Further, the multifunctional catheter is provided with a standby incision position marking line 10 extending along the axial direction of the catheter, and the standby incision position marking line 10 can mark a position to be incised in an operation during radiography, so that more accurate information is provided for the next operation of a doctor.
The above description is only for the embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. A multifunctional catheter for coronary venous cannulation and visualization, the multifunctional catheter for coronary venous cannulation and visualization comprising:
a conventional section, wherein a first end of the conventional section is provided with a contrast agent perfusion opening;
one end of the shaping section is connected with the second end of the conventional section, and a memory alloy guide wire is arranged in the inner layer of the shaping section;
the free end of the shaping section is provided with a balloon, the first end of the conventional section is provided with a bifurcated pipe, the bifurcated pipe is connected with the balloon, and an inflation inlet is formed in the bifurcated pipe.
2. The multifunctional catheter for coronary intubation and visualization of claim 1 wherein said memory alloy guidewire is mesh-shaped.
3. The multifunctional catheter for coronary intubation and visualization of claim 1, wherein a hemostatic valve is disposed on said contrast agent perfusion port.
4. The multifunctional catheter for coronary intubation and angiography of any one of claims 1 to 3, wherein an inflation control valve is disposed on the inflation port.
5. The multifunctional catheter for coronary intubation and visualization according to any one of claims 1 to 3, wherein a marker band is disposed on the shaping segment, the marker band being located at a free end of the shaping segment and proximate to the balloon.
6. The multifunctional catheter for coronary intubation and visualization according to any one of claims 1 to 3, wherein said balloon is a cone-shaped contrast balloon or an oval-shaped contrast balloon.
7. The multifunctional catheter for coronary vein intubation and visualization according to any one of claims 1 to 3, wherein a back-to-cut position marking line extending along an axial direction of the multifunctional catheter for coronary vein intubation and visualization is provided on the multifunctional catheter for coronary vein intubation and visualization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020154380.5U CN212118742U (en) | 2020-02-06 | 2020-02-06 | Multifunctional catheter for coronary vein intubation and radiography |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020154380.5U CN212118742U (en) | 2020-02-06 | 2020-02-06 | Multifunctional catheter for coronary vein intubation and radiography |
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| Publication Number | Publication Date |
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| CN212118742U true CN212118742U (en) | 2020-12-11 |
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| CN202020154380.5U Active CN212118742U (en) | 2020-02-06 | 2020-02-06 | Multifunctional catheter for coronary vein intubation and radiography |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144393A (en) * | 2021-05-11 | 2021-07-23 | 深圳麦普奇医疗科技有限公司 | Adjustable common type trans-radial coronary angiography catheter |
| CN113274623A (en) * | 2021-06-30 | 2021-08-20 | 成都市第五人民医院 | Pacemaker implantation supporting balloon device |
| CN115487405B (en) * | 2022-11-16 | 2023-03-24 | 深圳麦普奇医疗科技有限公司 | Memory tube for uterine angiography catheter |
-
2020
- 2020-02-06 CN CN202020154380.5U patent/CN212118742U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144393A (en) * | 2021-05-11 | 2021-07-23 | 深圳麦普奇医疗科技有限公司 | Adjustable common type trans-radial coronary angiography catheter |
| CN113274623A (en) * | 2021-06-30 | 2021-08-20 | 成都市第五人民医院 | Pacemaker implantation supporting balloon device |
| CN113274623B (en) * | 2021-06-30 | 2024-02-02 | 成都市第五人民医院 | Pacemaker implantation supporting saccule device |
| CN115487405B (en) * | 2022-11-16 | 2023-03-24 | 深圳麦普奇医疗科技有限公司 | Memory tube for uterine angiography catheter |
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