CN209996987U - guide wire introducing cannula for cardiovascular interventional therapy - Google Patents

Abstract

The utility model discloses an intubation is introduced to seal wire for cardiovascular intervention treatment, including a pipe body, the inner wall connection of body has the protective layer, the outer wall connection of body has anti-corrosion coating, the inside of body is provided with the fixed plate, side lateral wall of fixed plate has seted up the through-hole along its length direction, side of fixed plate installs the limiting plate with body inner wall connection, the end of body is connected with the socket, end that the body was kept away from to the socket is connected with the backup pad, the side lateral wall of backup pad has seted up the second through-hole along its length direction, second through-hole and socket intercommunication, the recess that the symmetry set up is seted up to the top and the bottom lateral wall of second through-hole, the side lateral wall of recess is connected with the spring, the perpendicular welding of other end of spring has the screens board, the side that the screens board is close to each other is seted up and is equipped with the third through-hole, the utility model discloses can protect the intubation.

Description

guide wire introducing cannula for cardiovascular interventional therapy

Technical Field

The utility model relates to a seal wire technical field especially relates to kinds of cardiovascular for interventional therapy seal wire introduce intubate.

Background

The guide wire is composed of an inner part and an outer part, the outer layer is formed by winding a high-quality stainless steel wire on a spring rotating bed, the steel wire is required to be smooth, tough and elastic, and the winding is required to be uniform, tight and orderly arranged and is caused by degrees of looseness.

The guide wire is also called as a guide wire or a guide wire, and is which is a main tool of the percutaneous puncture cannula, and the guide wire plays a role in guiding and supporting the cannula, helps the cannula to enter blood vessels and other cavities and guides the cannula to smoothly reach a lesion.

When a guide wire passes through a cannula, the insertion process is difficult, the sharp head of the guide wire is easy to insert into the inner wall of the cannula, the inner wall of the cannula is abraded, the traditional cannula has no any fixing device for the guide wire, the guide wire is partially retracted when the cannula is used, and the like, therefore, guide wires for cardiovascular interventional therapy are provided for introducing the cannula.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art, and provides guide wires for cardiovascular interventional therapy for introducing an intubation tube.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

kind of intubation is introduced to seal wire for cardiovascular intervention treatment, which comprises a pipe body, the inner wall connection of body has the protective layer, the outer wall connection of body has anti-corrosion coating, the inside of body is provided with the fixed plate, through-hole has been seted up along its length direction to the side lateral wall of fixed plate, side-mounting of fixed plate has the limiting plate with body inner wall connection, the end of body is connected with the socket, end that the body was kept away from to the socket is connected with the backup pad, the second through-hole has been seted up along its length direction to the side lateral wall of backup pad, second through-hole and socket intercommunication, the recess that the symmetry set up is seted up to the top and the bottom lateral wall of second through-hole, the side lateral wall of recess is connected with the spring, another end vertical.

Preferably, the vertical section of the limiting plate is triangular, the limiting plate is perpendicular to the fixing plate, and the end of the limiting plate is connected with the through hole.

Preferably, the end vertical section of the pipe body is isosceles trapezoid, and the pipe body is communicated with the inside of the socket.

Preferably, the number of the clamping plates is two, the clamping plates are connected in the second through hole in a sliding mode, and the spring is in a compressed state.

Preferably, the vertical section of the clamping plate is arc-shaped, and symmetrically-arranged push plates are vertically welded on the side wall of side of the clamping plate.

The utility model has the advantages that:

through the body that sets up, the protective layer, corrosion-resistant layer, socket, the fixed plate, the th through-hole, the limiting plate, the backup pad, the second through-hole, the recess, a spring, the screens board, the third through-hole, can protect the cannula inner wall fast, not only can be convenient for insert of seal wire, can fix the seal wire in addition, prevent to appear returning the circumstances such as back in the use, and easy operation, low in production cost has very high economic nature, is fit for pushing away on a large scale.

Drawings

Fig. 1 is a top view of a tube structure of kinds of guide wire introducing cannulas for cardiovascular interventional therapy according to the present invention;

fig. 2 is a side view of the tube body structure of kinds of guide wire introducing cannulas for cardiovascular interventional therapy provided by the utility model;

fig. 3 is a schematic structural view of part a of guide wire introducing cannulas for cardiovascular interventional therapy according to the present invention;

fig. 4 is a schematic structural view of a clamping plate of kinds of guide wires for cardiovascular interventional therapy introducing cannulas.

In the figure, a pipe body 1, a protective layer 2, ananti-corrosion layer 3, a fixing plate 4, a th through hole 5, a limiting plate 6, a socket 7, a supporting plate 8, a second through hole 9, a groove 10, a spring 11, aclamping plate 12, a third throughhole 13 and apush plate 14 are arranged.

Detailed Description

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, not all embodiments, of the present invention .

Referring to fig. 1-4, kinds of guide wire introducing cannulas for cardiovascular intervention therapy, including the body, the inner wall connection of body has the protective layer, the outer wall connection of body has anti-corrosion coating, the inside of body is provided with the fixed plate, the side lateral wall of fixed plate has seted up the th through-hole along its length direction, side-mounting of fixed plate has the limiting plate with body inner wall connection, the end of body is connected with the socket, end that the body was kept away from to the socket is connected with the backup pad, the side lateral wall of backup pad has seted up the second through-hole along its length direction, second through-hole and socket intercommunication, the recess that the symmetry set up is seted up to the top and the bottom lateral wall of second through-hole, side lateral wall of recess is connected with the spring, end vertical welding of spring has.

The perpendicular cross-section of limiting plate is triangle-shaped, the limiting plate sets up with the fixed plate is perpendicular, and the end and the through-hole of limiting plate are connected, the end perpendicular cross-section of body is isosceles trapezoid, and body and the inside intercommunication of socket, the quantity of screens board sets up to two, sliding connection of screens board in the second through-hole, and the spring is in by compression state, the perpendicular cross-section of screens board is the arc, and the side lateral wall of screens board welds the push pedal that the symmetry set up perpendicularly.

The working principle is that thepush plate 14 is pushed, thepush plate 14 drives theclamping plate 12 to move, theclamping plate 12 extrudes the spring 11, the guide wire penetrates through the pipe body 1, the guide wire sequentially penetrates through the th through hole 5, the socket 7 and the second through hole 9, thepush plate 14 is loosened slowly, theclamping plate 12 fixes the guide wire under the elastic action of the spring 11, the accuracy of guide wire insertion is improved through the arranged limiting plate 6 and the th through hole 5, the design is simple and rapid, the operation is simple, the production cost is low, high economical efficiency is achieved, and the large-scale push is suitable.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The guide wire introducing insertion tube for cardiovascular interventional therapies comprises a tube body (1), and is characterized in that, the inner wall of tube body (1) is connected with protective layer (2), the outer wall of tube body (1) is connected with anti-corrosion coating (3), the inside of tube body (1) is provided with fixed plate (4), th through-hole (5) has been seted up along its length direction to the side lateral wall of fixed plate (4), limiting plate (6) of being connected with tube body (1) inner wall are installed to the side of fixed plate (4), end of tube body (1) is connected with socket (7), end that tube body (1) was kept away from in socket (7) is connected with backup pad (8), second through-hole (9) has been seted up along its length direction to the side lateral wall of backup pad (8), second through-hole (9) and socket (7) intercommunication, recess (10) that the symmetry set up is seted up to the top and the bottom lateral wall of second through-hole (9), side lateral wall of recess (10) is connected with spring (11), end in addition of spring (11) has welded clamping plate (12), the side.
2. 2. The guide wire introducing cannula for cardiovascular interventional therapy as defined in claim 1, wherein the limiting plate (6) has a triangular vertical cross-section, the limiting plate (6) is perpendicular to the fixing plate (4), and the end of the limiting plate (6) is connected to the through hole (5).
3. 3. The guide wire introducing cannula for cardiovascular intervention according to claim 1, wherein the end of the tube body (1) has an isosceles trapezoid vertical cross section, and the tube body (1) is communicated with the inside of the socket (7).
4. 4. The guide wire introducing cannula for cardiovascular interventional therapy as set forth in claim 1, wherein the number of the detent plates (12) is set to two, the detent plates (12) are slidably connected in the second through hole (9), and the spring (11) is in a compressed state.
5. 5. The guide wire introducing cannula for cardiovascular interventional therapy as set forth in claim 1, wherein the vertical section of the blocking plate (12) is arc-shaped, and side walls of the blocking plate (12) are vertically welded with symmetrically arranged push plates (14).

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