CN217119041U

CN217119041U - Multi-purpose remaining needle

Info

Publication number: CN217119041U
Application number: CN202123224416.6U
Authority: CN
Inventors: 刘欢
Original assignee: NO4 WEST CHINA TEACHING HOSPITAL SICHUAN UNIVERSITY
Current assignee: NO4 WEST CHINA TEACHING HOSPITAL SICHUAN UNIVERSITY
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-08-05
Anticipated expiration: 2031-12-21

Abstract

The utility model belongs to the technical field of medical indwelling needles, and relates to a multipurpose indwelling needle, which comprises a needle head component and a transfusion tee joint; the needle head assembly is fixedly connected with the infusion tee joint through an infusion catheter; the bottom end of the infusion tee is provided with a sticking seat, and a patch is arranged on the sticking seat; the infusion tee joint is fixed through the application. The utility model directly fixes the transfusion tee joint and the needle head, thereby omitting the installation process of the transfusion tee joint, reducing the operation difficulty of medical personnel, and simultaneously, the transfusion tee joint adopts the application and fixation of the bottom, thereby being convenient for use; the transfusion tee joint does not need to be interrupted during switching, no vortex is generated, the thrombus formation is reduced, the cock is easy to operate and can rotate 360 degrees, and the arrow clearly indicates the flow direction.

Description

Multi-purpose remaining needle

Technical Field

The utility model belongs to the technical field of medical needle of keeping somewhere, a multi-purpose needle of keeping somewhere is related to.

Background

In the process of intravenous infusion therapy, patients are often required to be infused or injected for a long time. Generally, a venous indwelling needle or catheter is selectively inserted into the patient and is connected to a three-way catheter, which is typically fitted with a standard luer fitting or a heparin cap to facilitate the delivery of various infusions or medications to the patient.

In actual operation, medical care personnel need to connect the three-way catheter with the infusion tee firstly and connect the three-way catheter with the medicament catheter through the infusion tee; and in the first aid, because the time is urgent, the process of independently connecting the infusion tee also can delay the time of medical personnel, simultaneously because the tee joint has a plurality of pipes, and current tee joint can't directly be fixed, leads to the pipe to distribute in disorder, influences medical personnel's operation.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at solving the problem that the existing indwelling needle connecting tee is time-consuming and unable to fix, and providing a multipurpose indwelling needle.

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

a multi-purpose remaining needle comprises a needle head component and an infusion tee; the needle head assembly is fixedly connected with the infusion tee joint through an infusion catheter; the bottom end of the infusion tee is provided with a sticking seat, and a patch is arranged on the sticking seat; the infusion tee joint is fixed through the application.

Further, the infusion tee comprises a cock, a conical joint, a first joint and a second joint; the conical joint, the first joint and the second joint control the flow direction through the cock; the conical joint is fixedly connected with the infusion catheter; protective caps are arranged on the first joint and the second joint.

Further, a flow direction indication arrow is arranged on the cock.

Furthermore, at least one of the first joint and the second joint is a positive pressure joint.

Furthermore, the needle head assembly comprises a needle seat and a puncture needle arranged on the needle seat, an isolation plug is arranged in the needle seat, the needle seat is divided into an infusion cavity and a needle handle cavity by the isolation plug, and the infusion cavity is connected with an infusion tee joint through the infusion catheter; the needle base is also provided with a hand-held handle which is embedded in the needle handle cavity.

Furthermore, a liquid stopping clamp is arranged on the infusion catheter.

The beneficial effects of the utility model reside in that:

1) the utility model discloses a to infuse tee bend and syringe needle snap-on, left out the tee bend installation of infusing, reduced medical personnel's the operation degree of difficulty, the tee bend of infusing adopts applying ointment or plaster of bottom fixed convenient to use simultaneously.

2) The utility model provides an infusion tee bend needn't break off when the conversion, does not produce the vortex, reduces the thrombus formation, and the cock is easily operated, rotatable 360 degrees, and the arrow point clearly indicates the flow direction.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

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

fig. 2 is a schematic view of the middle infusion tee of the present invention.

Reference numerals: 1-a needle assembly; 2-a transfusion tee; 3-an infusion catheter; 4-liquid stopping clip; 11-puncture needle; 12-a needle seat; 13-an isolation plug; 14-a handle; 21-a cock; 22-sticking seat; 23-a conical joint; 24-a first joint; 25-second linker.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1-2, a multi-purpose indwelling needle includes a needle assembly 1, an infusion tee 2; the needle head component 1 is fixedly connected with an infusion tee joint 2 through an infusion catheter 3; the bottom end of the transfusion tee joint 2 is provided with a pasting seat 22, and a paste is pasted on the pasting seat 22; the transfusion tee joint 2 is fixed by pasting.

Wherein, the transfusion tee joint 2 comprises a cock 21, a conical joint 23, a first joint 24 and a second joint 25; the conical joint 23, the first joint 24 and the second joint 25 control the flow direction through the cock 21; the conical joint 23 is fixedly connected with the transfusion catheter 3; protective caps are mounted on the first joint 24 and the second joint 25 through threads. The cock 21 is provided with a flow direction indication arrow for indicating on/off. At least one of the first joint 24 and the second joint 25 is a positive pressure joint.

The needle head assembly 1 comprises a needle seat 12 and a puncture needle 11 arranged on the needle seat 12, an isolation plug 13 is arranged in the needle seat 12, the needle seat 12 is divided into an injection cavity and a needle handle cavity through the isolation plug 13, and the injection cavity is connected with an infusion tee joint 2 through an infusion catheter 3; the needle base 12 is also provided with a hand-held handle 14, the hand-held handle 14 is embedded in the cavity of the needle base and is fixedly connected with the needle base 12, and the infusion catheter 3 is also provided with a liquid stopping clamp 4.

The infusion tee 2 in the embodiment can be connected with various liquid guide pipes, so that the input switching of various liquids is met.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. A multi-purpose indwelling needle is characterized in that: comprises a needle head component and an infusion tee; the needle head assembly is fixedly connected with the infusion tee joint through an infusion catheter; the bottom end of the infusion tee is provided with a sticking seat, and a patch is arranged on the sticking seat; the infusion tee joint is fixed through the application.

2. The multi-purpose indwelling needle according to claim 1, wherein: the infusion tee joint comprises a cock, a conical joint, a first joint and a second joint; the conical joint, the first joint and the second joint control the flow direction through the cock; the conical joint is fixedly connected with the infusion catheter; protective caps are arranged on the first joint and the second joint.

3. The multi-purpose indwelling needle according to claim 2, wherein: the cock is provided with a flow direction indication arrow.

4. The multi-purpose indwelling needle according to claim 2, wherein: at least one of the first joint and the second joint is a positive pressure joint.

5. The multi-purpose indwelling needle according to claim 1, wherein: the needle head assembly comprises a needle seat and a puncture needle arranged on the needle seat, an isolation plug is arranged in the needle seat, the needle seat is divided into an injection cavity and a needle handle cavity through the isolation plug, and the injection cavity is connected with an infusion tee joint through the infusion catheter; the needle base is also provided with a hand-held handle which is embedded in the needle handle cavity.

6. The multi-purpose indwelling needle according to claim 1, wherein: the infusion catheter is provided with a liquid stopping clamp.