CN213760129U

CN213760129U - Double-balloon counterpulsation catheter device in aorta

Info

Publication number: CN213760129U
Application number: CN202020649313.0U
Authority: CN
Inventors: 覃智芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-07-23
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a two sacculus counterpulsation pipe devices in aorta, including sleeve pipe, seal wire, pipe, first sacculus, second sacculus, activity ring, first activity chamber, first intake pipe, second intake pipe, first spring, connector, second activity chamber, stationary blade, card frame, second spring, recess, draw-in groove, card, base, connecting seat and fixed axle. The utility model discloses rational in infrastructure, through two inside cards of pulling recess, two cards rotate through connecting seat and fixed axle respectively, and the card compresses the second spring, then places first intake pipe and second intake pipe in two draw-in grooves of card one end, loosens the card, and the second spring promotes the card and resets, then with first intake pipe and second intake pipe centre gripping in fixed frame, avoids first intake pipe and second intake pipe to receive extrusion deformation.

Description

Double-balloon counterpulsation catheter device in aorta

Technical Field

The utility model relates to a counterpulsation catheter device, in particular to a double-balloon counterpulsation catheter device in aorta, belonging to the technical field of medical appliance application.

Background

The aortic balloon counterpulsation, abbreviated as IABP, is a mechanical auxiliary circulation device which is widely and effectively used in clinical practice at present, and a catheter with an air bag is implanted into an aorta system to the proximal end in the descending aorta or the open distal end of the left subclavian artery, so that the aortic balloon counterpulsation and the IABP perform filling expansion and evacuation corresponding to the cardiac cycle, and blood is changed in the aorta in a phasic manner, thereby playing a role in mechanical auxiliary circulation.

The prior aortic counterpulsation balloon catheter for clinic only can correspondingly inflate and deflate through a balloon per se and a cardiac cycle to ensure that blood is changed in a time-varying manner in an aorta, and can not actively push the blood. Therefore, the aortic inner double-balloon counterpulsation catheter device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a double-balloon counterpulsation catheter device in aorta.

The utility model realizes the purpose through the following technical proposal, a double-balloon counterpulsation catheter device in aorta, which comprises a sleeve, a counterpulsation limiting device and a fixing device;

the counterpulsation limiting device comprises a catheter fixedly connected inside the sleeve, a guide wire is arranged inside the catheter, and a connecting port is formed in one end of the catheter;

the fixing device comprises a fixing sheet fixedly connected to one end of the sleeve, one end of the fixing sheet is fixedly connected with a clamping frame, a base is fixedly connected to the inside of one end of the clamping frame, and a groove is formed in the clamping frame.

Preferably, a first movable cavity and a second movable cavity are formed in the sleeve, and a conduit penetrates through the inner portion of the first movable cavity and the inner portion of the second movable cavity.

Preferably, the first active cavity and the second active cavity are internally provided with a first balloon and a second balloon respectively, and the first balloon and the second balloon are sequentially arranged on the catheter in a surrounding manner in the longitudinal direction of the catheter.

Preferably, the inside in first activity chamber and the second activity chamber is the one end of the equal fixed connection first spring, the other end fixed connection movable ring of first spring, the movable ring cup joints on the pipe, the quantity of movable ring is four, four two bisymmetry distributions of movable ring are in the both sides of first sacculus and second sacculus.

Preferably, one end of the first balloon and one end of the second balloon are respectively communicated with a first air inlet pipe and a second air inlet pipe, and the first air inlet pipe and the second air inlet pipe are respectively communicated with the first air inlet pipe and the second air inlet pipe.

Preferably, the fixed axle is connected in the inside rotation of base, the connecting seat is cup jointed in the outside of fixed axle, the one end fixed connection card of connecting seat, open the one end of card has the draw-in groove, the one end of one end lateral wall fixed connection second spring of card, the other end fixed connection of second spring is at the lateral wall of card frame, first intake pipe and second intake pipe are connected to the inside block of draw-in groove.

The utility model has the advantages that:

1. the first air inlet pipe and the second air inlet pipe are respectively and indirectly inflated and deflated through the air pump, so that the blocking effect on upstream blood is realized, and the second balloon can provide better extrusion effect on downstream blood.

2. Extrude at first activity chamber and the intracavity of second activity through first sacculus and second sacculus, first sacculus and the extrusion of second sacculus activity ring sum first spring, thereby fix a position first sacculus and the position of second sacculus, through two inside cards of pulling recess, two cards rotate through connecting seat and fixed axle respectively, the card compresses the second spring, then place first intake pipe and second intake pipe in two draw-in grooves of card one end, loosen the card, the second spring promotes the card and resets, then with first intake pipe and second intake pipe centre gripping in fixed frame, avoid first intake pipe and second intake pipe to receive extrusion deformation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the inner structure of the card frame of the present invention;

fig. 3 is a schematic diagram of the position of the movable ring and the first spring according to the present invention.

In the figure: 1. the sleeve pipe, 101, seal wire, 2, pipe, 3, first sacculus, 4, second sacculus, 5, activity ring, 6, first activity chamber, 7, first intake pipe, 8, second intake pipe, 9, first spring, 10, connector, 11, second activity chamber, 12, stationary blade, 13, card frame, 14, second spring, 15, recess, 16, draw-in groove, 17, card, 18, base, 19, connecting seat, 20, fixed axle.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but 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.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, an intra-aortic double-balloon counterpulsation catheter device includes a cannula 1, a counterpulsation limiting device and a fixing device;

the counterpulsation limiting device comprises a catheter 2 fixedly connected with the inside of a sleeve 1, a guide wire 101 is arranged inside the catheter 2, and one end of the catheter 2 is provided with a connecting port 10 for pushing blood;

fixing device includes fixed connection at the stationary blade 12 of sleeve pipe 1 one end, the one end fixed connection card frame 13 of stationary blade 12, the inside fixed connection base 18 of one end of card frame 13, open the inside of card frame 13 has recess 15, avoids the intake pipe extrusion.

A first movable cavity 6 and a second movable cavity 11 are formed in the sleeve 1, and a guide pipe 2 penetrates through the inner part of the first movable cavity 6 and the inner part of the second movable cavity 11, so that the structure is more reasonable and the connection is convenient; the first balloon 3 and the second balloon 4 are respectively arranged in the first movable cavity 6 and the second movable cavity 11, and the first balloon 3 and the second balloon 4 are sequentially arranged on the catheter 2 in a surrounding manner along the longitudinal direction of the catheter 2, so that the structure is more reasonable and the connection is convenient; the interiors of the first movable cavity 6 and the second movable cavity 11 are fixedly connected with one end of a first spring 9, the other end of the first spring 9 is fixedly connected with a movable ring 5, the movable ring 5 is sleeved on the catheter 2, the number of the movable rings 5 is four, the four movable rings 5 are symmetrically distributed on two sides of the first balloon 3 and the second balloon 4 in pairs, the structure is more reasonable, and the connection is convenient; one ends of the first balloon 3 and the second balloon 4 are distributed and communicated with a first air inlet pipe 7 and a second air inlet pipe 8, and the first air inlet pipe 7 and the second air inlet pipe 8 are more reasonable in structure and convenient to connect; fixed axle 20 is connected in the inside rotation of base 18, connecting seat 19 is cup jointed in the outside of fixed axle 20, the one end fixed connection card 17 of connecting seat 19, draw-in groove 16 has been opened to the one end of card 17, the one end lateral wall fixed connection second spring 14's of card 17 one end, the other end fixed connection of second spring 14 is at the lateral wall of card frame 13, first intake pipe 7 and second intake pipe 8 are connected to the inside block of draw-in groove 16, and the structure is more reasonable, is convenient for connect.

When the utility model is used, firstly, the first air inlet pipe 7 and the second air inlet pipe 8 are respectively connected with an external air pump, the air pump respectively and indirectly inflates and deflates the first balloon 3 and the second balloon 4 by the first air inlet pipe 7 and the second air inlet pipe 8, thereby realizing the blocking effect on the upstream blood, then the second balloon 4 can provide better extrusion effect on the downstream blood, the first balloon 3 and the second balloon 4 extrude the movable ring 5 and the first spring 9 in the first movable cavity 6 and the second movable cavity 11 by extruding the first balloon 3 and the second balloon 4, thereby positioning the positions of the first balloon 3 and the second balloon 4, the two cards 17 inside the groove 15 are pulled, the two cards 17 respectively rotate through the connecting seat 19 and the fixed shaft 20, the cards 17 compress the second spring 14, then the first air inlet pipe 7 and the second air inlet pipe 8 are placed in the two clamping grooves 16 at one end of the cards 17, the clamping piece 17 is loosened, the second spring 14 pushes the clamping piece 17 to reset, then the first air inlet pipe 7 and the second air inlet pipe 8 are clamped in the fixing frame, and the first air inlet pipe 7 and the second air inlet pipe 8 are prevented from being extruded and deformed.

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 embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An intra-aortic double-balloon counterpulsation catheter device is characterized in that: comprises a sleeve (1), a counterpulsation limiting device and a fixing device;

the counterpulsation limiting device comprises a catheter (2) fixedly connected inside a sleeve (1), a guide wire (101) is arranged inside the catheter (2), and a connecting port (10) is formed in one end of the catheter (2);

the fixing device comprises a fixing sheet (12) fixedly connected to one end of the sleeve (1), one end of the fixing sheet (12) is fixedly connected with a clamping frame (13), one end of the clamping frame (13) is fixedly connected with a base (18), and a groove (15) is formed in the clamping frame (13).

2. The intra-aortic double-balloon counterpulsation catheter device according to claim 1, wherein: the utility model discloses a sleeve pipe, including sleeve pipe (1), the inside of sleeve pipe (1) is opened has first movable chamber (6) and second movable chamber (11), the inside of first movable chamber (6) and the inside of second movable chamber (11) are run through and are had pipe (2).

3. The intra-aortic double-balloon counterpulsation catheter device according to claim 2, wherein: the first movable cavity (6) and the second movable cavity (11) are internally provided with a first balloon (3) and a second balloon (4) respectively, and the first balloon (3) and the second balloon (4) are sequentially arranged on the catheter (2) in a surrounding manner in the longitudinal direction of the catheter (2).

4. The intra-aortic double-balloon counterpulsation catheter device according to claim 2, wherein: the utility model discloses a catheter, including first activity chamber (6) and second activity chamber (11), the one end of the equal fixed connection first spring of inside (9) in first activity chamber (6) and second activity chamber (11), the other end fixed connection activity ring (5) of first spring (9), activity ring (5) cup joint on pipe (2), the quantity of activity ring (5) is four, four two bisymmetry distributions of activity ring (5) are in the both sides of first sacculus (3) and second sacculus (4).

5. The intra-aortic double-balloon counterpulsation catheter device according to claim 4, wherein: one ends of the first balloon (3) and the second balloon (4) are distributed and communicated with a first air inlet pipe (7) and a second air inlet pipe (8), and the first air inlet pipe (7) and the second air inlet pipe (8) are arranged.

6. The intra-aortic double-balloon counterpulsation catheter device according to claim 1, wherein: fixed axle (20) is connected in the inside rotation of base (18), connecting seat (19) is cup jointed in the outside of fixed axle (20), one end fixed connection card (17) of connecting seat (19), draw-in groove (16) have been opened to the one end of card (17), the one end of one end lateral wall fixed connection second spring (14) of card (17), the other end fixed connection of second spring (14) is at the lateral wall of card frame (13), first intake pipe (7) and second intake pipe (8) are connected to the inside block of draw-in groove (16).