Y-shaped artery puncture tube with guide wire

Abstract

The utility model discloses a Y-shaped arterial puncture tube with a guide wire, which comprises a Y-shaped puncture component, a guide wire and a guide wire, and is characterized in that the Y-shaped puncture component comprises a puncture needle seat, a puncture needle tube connected onto the puncture needle seat and a branch tube arranged on one side of the puncture needle tube; the end, close to the puncture needle tube, of the branch tube is provided with an anti-backflow assembly. The guide wire assembly comprises a guide wire control handle, a circular guide wire fixing pipeline and a guide wire mounted in the guide wire fixing pipeline; the other end of the branch pipe is connected with the guide wire control handle; the indwelling assembly comprises an indwelling needle seat and an indwelling needle tube connected to the front end of the indwelling needle seat; the indwelling assembly is arranged on the puncture needle tube in a sleeving mode. According to the Y-shaped arterial puncture tube with the guide wire, due to the fact that the puncture assembly, the indwelling assembly and the guide wire assembly are arranged, the puncture power per liter can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a Y-shaped arterial puncture tube with a guide wire. Background Art

[0002] Arterial puncture is a commonly used treatment method in clinical practice and is widely used in the collection of arterial blood samples and the monitoring of hemodynamics in critically ill patients and anesthetized patients.

[0003] The arterial puncture cannula needle currently used in clinical practice generally consists of an outer sleeve and an inner puncture needle, which has a low puncture success rate and requires high technical skills of the puncturist. Moreover, after the puncture is successful, blood is easy to spray out along the outer sleeve, polluting the environment and easily increasing the probability of cross infection of the puncturist.

[0004] Based on the above reasons, there is an urgent need to design a Y-shaped arterial puncture tube with a guide wire that overcomes the above problems. Utility Model Content

[0005] The utility model aims to overcome the shortcomings of the prior art and provides a Y-shaped arterial puncture tube with a guide wire, which can effectively improve the puncture efficiency by arranging a puncture component, a retention component and a guide wire component.

[0006] In order to achieve the above purpose, the utility model mainly provides the following technical solutions:

[0007] The utility model provides a Y-shaped arterial puncture tube with a guide wire, characterized in that it comprises:

[0008] A Y-shaped puncture assembly, comprising a puncture needle seat, a puncture needle tube connected to the puncture needle seat, and a branch tube arranged on one side of the puncture needle tube; an anti-backflow assembly is arranged at one end of the branch tube close to the puncture needle tube;

[0009] The guidewire assembly comprises a guidewire control handle, a circular guidewire fixing pipe and a guidewire installed in the guidewire fixing pipe; the other end of the branch pipe is connected to the guidewire control handle;

[0010] The retention component comprises a retention needle seat and a retention needle tube connected to the front end thereof; the retention component is sleeved on the puncture needle tube.

[0011] Preferably, the indwelling needle tube is sleeved outside the puncture needle tube; the guide wire is inserted from the branch tube and sequentially passes through the head end of the puncture needle tube.

[0012] Preferably, the inner diameter of the indwelling needle tube is equal to the outer diameter of the puncture needle tube;

[0013] The outer diameter of the guide wire is equal to the inner diameter of the puncture needle tube.

[0014] Preferably, the anti-backflow component is a one-way piston, the center of which is provided with an opening for the guide wire to pass through;

[0015] The diameter of the opening is equal to the outer diameter of the guide wire.

[0016] Compared with the prior art, the beneficial effects of the utility model are mainly reflected in:

[0017] The utility model discloses a Y-shaped arterial puncture tube with a guide wire, which is provided with a puncture component, a retention component and a guide wire component. The guide wire is inserted into the puncture needle and the puncture needle is sleeved on the outside of the retention needle tube. Medical personnel with a little experience can use it to perform accurate puncture, and the puncture success rate is high.

[0018] The utility model discloses a Y-shaped arterial puncture tube with a guide wire, wherein a one-way piston is provided at the connection between the shunt tube and the puncture needle tube, which can effectively prevent blood from entering the shunt tube;

[0019] The utility model discloses a Y-shaped arterial puncture tube with a guide wire, which has the characteristics of novel design, simple structure, convenience and practicality.

[0020] The above description is only an overview of the technical solution of the utility model. In order to clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following preferred embodiments of the utility model are described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a structural schematic diagram of a Y-shaped arterial puncture tube with a guide wire of the utility model;

[0023] Description of reference numerals:

[0024] 1. Puncture assembly; 11. Puncture needle seat; 12. Puncture needle tube; 13. Branch tube; 14. Anti-backflow assembly;

[0025] 2. Guidewire assembly; 21. Guidewire control handle; 22. Guidewire fixing pipe; 23. Guidewire;

[0026] 3. Indwelling assembly; 31. Indwelling needle seat; 32. Indwelling needle tube; DETAILED DESCRIPTION

[0027] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the present invention, the specific implementation method, structure, characteristics and effects of a Y-shaped arterial puncture tube with a guide wire proposed by the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0028] like Figure 1 As shown, the utility model is a Y-shaped arterial puncture tube with a guide wire, which includes:

[0029] The Y-shaped puncture assembly 1 comprises a puncture needle seat 11, a puncture needle tube 12 connected to the puncture needle seat 11, and a branch tube 13 arranged on one side of the puncture needle tube 12; an anti-backflow assembly 14 is arranged at one end of the branch tube 13 close to the puncture needle tube 12;

[0030] The guidewire assembly 2 comprises a guidewire control handle 21, a circular guidewire fixing pipe 22 and a guidewire 23 installed in the guidewire fixing pipe 22; the other end of the branch pipe 13 is connected to the guidewire control handle 21;

[0031] The retention assembly 3 comprises a retention needle seat 31 and a retention needle tube 32 connected to the front end thereof; the retention assembly 3 is sleeved on the puncture needle tube 12 .

[0032] A Y-shaped arterial puncture tube with a guide wire according to an embodiment of the present application is used during:

[0033] During the puncture process, after the artery is punctured, blood can be seen flowing back to the puncture needle tube 12; the operator pushes the guide wire 23 through the puncture needle tube 12 into the arterial blood vessel at the guide wire control handle 21, and then pushes the indwelling needle tube 32 into the blood vessel along the guide wire 23; the guide wire 23 is inserted into the puncture needle and the puncture needle is sleeved on the outside of the indwelling needle tube 32, and any medical staff with some experience can use it to perform accurate puncture, and the puncture success rate is high;

[0034] The embodiment of the present application provides a Y-shaped arterial puncture tube with a guide wire, wherein a one-way piston between the branch tube 13 and the puncture tube can prevent blood from entering the branch tube 13 , but will not affect the guide wire 23 from entering the puncture needle tube 12 .

[0035] like Figure 1 As shown, the utility model is a Y-shaped arterial puncture tube with a guide wire, the indwelling needle tube 32 is sleeved outside the puncture needle tube 12; the guide wire 23 is inserted from the branch tube 13 and sequentially passes through the head end of the puncture needle tube 12.

[0036] like Figure 1As shown, in a Y-shaped arterial puncture tube with a guide wire of the present invention, the inner diameter of the indwelling needle tube 32 is equal to the outer diameter of the puncture needle tube 12 ; the outer diameter of the guide wire 23 is equal to the inner diameter of the puncture needle tube 12 .

[0037] In the embodiment of the present application, a Y-shaped arterial puncture tube with a guide wire is provided, and the inner and outer diameters of each device are specially set to facilitate the entry of the guide wire.

[0038] like Figure 1 As shown, the utility model is a Y-shaped arterial puncture tube with a guide wire, the anti-backflow component 14 is a one-way piston, and an opening is opened at the center of the circle for the guide wire 23 to pass through; the diameter of the opening is equal to the outer diameter of the guide wire 23.

[0039] A Y-shaped arterial puncture tube with a guide wire in an embodiment of the present application is provided with the one-way piston, which can effectively avoid the problem of blood reflux.

[0040] The present invention is further described above in conjunction with the embodiments, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of the present invention.

Claims

1. A Y-shaped arterial puncture tube with a guide wire, characterized in that: It includes: A Y-shaped puncture assembly (1) comprises a puncture needle seat (11), a puncture needle tube (12) connected to the puncture needle seat (11), and a branch tube (13) arranged on one side of the puncture needle tube (12); an anti-backflow assembly (14) is arranged at one end of the branch tube (13) close to the puncture needle tube (12); A guidewire assembly (2) comprises a guidewire control handle (21), a circular guidewire fixing pipe (22), and a guidewire (23) installed in the guidewire fixing pipe (22); the other end of the branch pipe (13) is connected to the guidewire control handle (21); The retention component (3) comprises a retention needle seat (31) and a retention needle tube (32) connected to the front end thereof; the retention component (3) is sleeved on the puncture needle tube (12).

2. A Y-shaped arterial puncture catheter with a guide wire according to claim 1, characterized in that: The indwelling needle tube (32) is sleeved outside the puncture needle tube (12); The guide wire (23) is inserted from the branch tube (13) and then passes through the head end of the puncture needle tube (12).

3. A Y-shaped arterial puncture catheter with a guide wire according to claim 2, characterized in that: The inner diameter of the indwelling needle tube (32) is equal to the outer diameter of the puncture needle tube (12); The outer diameter of the guide wire (23) is equal to the inner diameter of the puncture needle tube (12).

4. A Y-shaped arterial puncture catheter with a guide wire according to claim 3, characterized in that: The anti-backflow component (14) is a one-way piston, and a hole is provided at the center of the piston for the guide wire (23) to pass through; The diameter of the opening is equal to the outer diameter of the guide wire (23).

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