CN214128660U

CN214128660U - Blocked balloon dilatation catheter

Info

Publication number: CN214128660U
Application number: CN202022364769.5U
Authority: CN
Inventors: 王建; 郑波
Original assignee: Yaan Peoples Hospital
Current assignee: Yaan Peoples Hospital
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-09-07
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a sacculus dilatation catheter who blocks includes first sacculus, second sacculus, connecting pipe, work sacculus, air duct, air pump and transfer line at least, be connected with the connecting pipe between first sacculus and second sacculus, the middle part of connecting pipe is connected with the work sacculus, all be connected with the air duct on first sacculus, second sacculus and the work sacculus, the one end of air duct is connected with the air pump, the one end of connecting pipe is passed first sacculus and is connected with the transfer line, be connected with first valve on the transfer line, and be located and be provided with the injection micropore on the connecting pipe between first sacculus and work sacculus, the connecting pipe is the heliciform, and the external fixation of connecting pipe has the mounting that makes things convenient for the dismouting. The utility model discloses the length of change connecting pipe that can be convenient, and then change the utility model discloses a work interval has strengthened then the utility model discloses an application scope.

Description

Blocked balloon dilatation catheter

The technical field is as follows:

the utility model relates to the technical field of medical equipment, in particular to a blocked balloon dilatation catheter.

Background art:

with the advancement of technology, minimally invasive surgery has been rapidly developed. In the interventional operation, local blood vessels need to be blocked, and the balloon dilatation catheter is adopted to replace vascular clamps, so that the injury to the blood vessel wall can be effectively prevented.

Patent document No. CN205964103U discloses a balloon dilatation catheter with a working area at the front end, a first balloon blocker at the rear end of the working area, a second balloon blocker at the front end of the working area, and a drug administration micropore between the two balloons, wherein the drug administration micropore is close to one of the balloons; and a working balloon is arranged between the medication micropore and the balloon far away from the medication micropore, and the effective length of the working balloon is greater than half of the distance between the medication micropore and the balloon far away from the medication micropore. The utility model discloses the sacculus expansion pipe of blocking sets up the work sacculus between two sacculus at sacculus expansion pipe front end, with the enclosure space between two sacculus by the column, the extrusion is thin wall annular column, has reduced the capacity of liquid medicine.

However, the balloon dilatation catheter cannot adjust the distance between the working balloon and the two blocking balloons, so that the working interval of the balloon dilatation catheter is reduced, and the application range of the balloon dilatation catheter is further reduced.

The utility model has the following contents:

an object of the utility model is to provide a sacculus expansion pipe of blocking to solve the problem that proposes among the above-mentioned background art.

The utility model discloses by following technical scheme implement:

the sacculus dilating catheter who blocks includes first sacculus, second sacculus, connecting pipe, work sacculus, air duct, air pump and transfer line at least, be connected with the connecting pipe between first sacculus and second sacculus, the middle part of connecting pipe is connected with the work sacculus, all be connected with the air duct on first sacculus, second sacculus and the work sacculus, the one end of air duct is connected with the air pump, the one end of connecting pipe is passed first sacculus and is connected with the transfer line, be connected with first valve on the transfer line, and be located and be provided with the injection micropore on the connecting pipe between first sacculus and work sacculus, the connecting pipe is the heliciform, and the external fixation of connecting pipe has the mounting of making things convenient for the dismouting.

As a further aspect of the present invention: the fixing piece comprises at least two hollow pipes connected through threads.

As a further aspect of the present invention: one side of the second balloon, which is far away from the working balloon, is provided with a catheter, and a guide wire is arranged in the catheter in a penetrating manner.

As a further aspect of the present invention: and a fixing plate fixed in the spiral connecting pipe gap is fixed on the inner wall of the hollow pipe.

As a further aspect of the present invention: and a second valve is arranged on the air duct.

The utility model has the advantages that: on the basis of the sacculus expansion pipe that blocks in the tradition, the utility model discloses ingenious design into the heliciform with the connecting pipe between first sacculus and the second sacculus, the design of mounting can make spiral heliciform connecting pipe can not stretched in the use simultaneously, and a plurality of threaded connection's hollow tube can make medical personnel change the length of work interval as required simultaneously, and then has promoted the utility model discloses an application range.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view schematic illustration of a balloon dilation catheter with occlusion;

fig. 2 is a schematic structural view of the working balloon in a blood vessel according to the present invention;

fig. 3 is a schematic view of the overall structure of the middle fixing member of the present invention.

In the figure: 100. a first balloon; 200. a second balloon; 210. a conduit; 211. a guide wire; 300. a connecting pipe; 310. medicine injection micropores; 400. a working balloon; 500. an air duct; 510. a second valve; 600. an air pump; 700. a transfusion tube; 710. a first valve; 800. a fixing member; 810. a hollow tube; 811. and (7) fixing the plate.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, the blocking balloon dilatation catheter at least includes a first balloon 100, a second balloon 200, a connecting tube 300, a working balloon 400, an air duct 500, an air pump 600 and an infusion tube 700, the connecting tube 300 is connected between the first balloon 100 and the second balloon 200, a catheter 210 is disposed on one side of the second balloon 200 departing from the working balloon 400, and a guide wire 211 is disposed inside the catheter 210. The middle part of connecting pipe 300 is connected with work sacculus 400, all be connected with air duct 500 on first sacculus 100, second sacculus 200 and the work sacculus 400, be provided with second valve 510 on the air duct 500. The one end of air duct 500 is connected with air pump 600, the one end of connecting pipe 300 is passed first sacculus 100 and is connected with transfer line 700, be connected with first valve 710 on the transfer line 700, and be located and be provided with injection micropore 310 on the connecting pipe 300 between first sacculus 100 and work sacculus 400, connecting pipe 300 is the heliciform, and the outside of connecting pipe 300 is fixed with the mounting 800 that makes things convenient for the dismouting. The fixture 800 includes at least two hollow tubes 810 that are threadedly connected. A fixing plate 811 fixed to a gap of the spiral connection pipe 300 is fixed to an inner wall of the hollow pipe 810.

To sum up, the utility model discloses ingenious design into the heliciform with connecting pipe between first sacculus 100 and work sacculus 400 and second sacculus 200 and the work sacculus 400 to can be through tensile with the heliciform connecting pipe, and then change the length of connecting pipe, change the length between work interval then, the design of mounting can make the heliciform connecting pipe can not be stretched in the use simultaneously, and then strengthened the utility model discloses an excellent in use, a plurality of threaded connection's hollow tube can make medical personnel as required, changes the quantity of hollow tube simultaneously, and then changes the length between work interval, promotes the utility model discloses an application range.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The balloon dilatation catheter with the blocking function is characterized by at least comprising a first balloon (100), a second balloon (200), a connecting pipe (300), a working balloon (400), an air duct (500), an air pump (600) and a transfusion pipe (700), wherein the connecting pipe (300) is connected between the first balloon (100) and the second balloon (200), the middle part of the connecting pipe (300) is connected with the working balloon (400), the first balloon (100), the second balloon (200) and the working balloon (400) are all connected with the air duct (500), one end of the air duct (500) is connected with the air pump (600), one end of the connecting pipe (300) penetrates through the first balloon (100) and is connected with the transfusion pipe (700), the transfusion pipe (700) is connected with a first valve (710), and a medicine injection micropore (310) is formed in the connecting pipe (300) between the first balloon (100) and the working balloon (400), the connecting pipe (300) is spiral, and a fixing piece (800) which is convenient to disassemble and assemble is fixed outside the connecting pipe (300).

2. The blocked balloon dilation catheter according to claim 1, wherein: the fixture (800) includes at least two threadedly connected hollow tubes (810).

3. The blocked balloon dilation catheter according to claim 1, wherein: a catheter (210) is arranged on one side, away from the working balloon (400), of the second balloon (200), and a guide wire (211) penetrates through the interior of the catheter (210).

4. The blocked balloon dilation catheter according to claim 2, wherein: and a fixing plate (811) fixed in the gap of the spiral connecting pipe (300) is fixed on the inner wall of the hollow pipe (810).

5. The blocked balloon dilation catheter according to claim 1, wherein: the air duct (500) is provided with a second valve (510).