CN214860575U

CN214860575U - Three-way joint for double-cavity catheter

Info

Publication number: CN214860575U
Application number: CN202120841969.7U
Authority: CN
Inventors: 林巧珍
Original assignee: Zhangzhou Traditional Chinese Medicine Hospital Of Fujian Province
Current assignee: Zhangzhou Traditional Chinese Medicine Hospital Of Fujian Province
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-26
Anticipated expiration: 2031-04-23

Abstract

The utility model provides a three way connection for two-chamber catheter, include: a first joint, a second joint and a third joint; the first joint and the second joint are connected through a connecting pipe; the third joint is arranged on the side wall of the connecting pipe and is communicated with the connecting pipe; a cap matched with the third joint is arranged at one end of the third joint far away from the connecting pipe; the outer wall of one end, far away from the connecting pipe, of the first joint is provided with a first bulge; and a second bulge is arranged on the inner wall of one end, far away from the connecting pipe, of the second joint. The three-way connector has a short and simple structure and low cost, and can be used without a scalp needle, so that the problems of catheter slippage and needle stick injury caused by using a scalp needle of an infusion apparatus during flushing are solved; the problem of use medicine such as two-chamber catheter bladder perfusion appear syringe and catheter interface not coincide lack the compactness and easily leak the medicine and waste the medicine is solved, can also reduce nurse's work load, reduce urinary tract infection risk.

Description

Three-way joint for double-cavity catheter

Technical Field

The utility model relates to a medical equipment technical field especially relates to a three way connection for two-chamber catheter.

Background

Currently, there are three methods for dual lumen urinary catheter bladder irrigation.

First, the nurse inserts the scalp needle of the infusion set on the catheter, and the defect is that: the risk that the water sac passage is blocked by the puncture rubber scraps causes difficult tube drawing and the risk that the water sac catheter is punctured to cause tube detachment, and the risk that the patient and the nursing staff are injured by needle puncture can be caused.

Second, the use of a flush adapter to connect with an infusion solution that removes a scalp needle has the disadvantages of: in the washing process, the patient urgency of urination will separate again and wash the joint, connect the urine bag again, to the patient that the urgency of urination can not hold back the urine, will repeat repeatedly, could wash the end many times, can increase nurse's work load, increase urinary tract infection's chance, if do not in time connect the urine bag simultaneously, can cause the urethral orifice to ooze urine and come out, arouse the eczema.

Third, the use of a disposable bladder irrigator, has the disadvantages: the pipeline is too long, which is not beneficial to the movement of the patient when getting out of the bed, and the pipeline is easy to be twisted and folded; the pipeline of connecting the urine bag is on the trunk road of side, and the trunk road with connecting the catheter angle design becomes 90 degrees even, and blood clot, flocculus etc. in the urine are easy to be blocked in the position of angulation, are unfavorable for the drainage.

Therefore, the present invention is a three-way joint for a dual-lumen catheter, which solves the above-mentioned problems at present.

SUMMERY OF THE UTILITY MODEL

The utility model provides a three way connection for two-chamber catheter can solve the problem that exists among the prior art.

To achieve the purpose, the utility model adopts the following technical proposal:

a tee fitting for a dual lumen catheter comprising: a first joint, a second joint and a third joint; the first joint and the second joint are connected through a connecting pipe; the third joint is arranged on the side wall of the connecting pipe and is communicated with the connecting pipe; a cap matched with the third joint is arranged at one end of the third joint far away from the connecting pipe; the outer wall of one end, far away from the connecting pipe, of the first joint is provided with a first bulge; and a second bulge is arranged on the inner wall of one end, far away from the connecting pipe, of the second joint.

Further, the cap is connected to the third joint by a plastic string.

Further, the outer wall of one end, far away from the connecting pipe, of the third joint is provided with a third protrusion.

The utility model has the advantages as follows:

the connector can be used without a scalp needle, and the problems of catheter slippage and needle stick injury caused by using the scalp needle of the infusion apparatus during flushing are solved; the flushing infusion apparatus and the urine bag are connected with the three-way joint simultaneously, so that the situation that the flushing joint and the urine bag are connected repeatedly can be avoided, the workload of nurses is reduced, the risk of urinary tract infection is reduced, and urine seepage at the urethral orifice caused by untimely connection of the urine bag is avoided; the three-way joint has a short and small structure, does not influence the movement of a patient when getting out of a bed, does not cause the pipeline to be easily twisted and folded due to too long pipeline, and is favorable for drainage because the first joint and the second joint are in a straight line connection design.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is a schematic view of a tee fitting for a dual lumen catheter.

Detailed Description

In order to make the technical solution of the present invention better understood, the following description is made in conjunction with the accompanying drawings in the embodiments of the present invention, so as to clearly and completely describe the technical solution 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 work belong to the protection scope of the present invention.

Referring to fig. 1, a tee fitting for a dual lumen catheter comprises: a first joint 100, a second joint 200 and a third joint 300; the first joint 100 and the second joint 200 are connected by a connecting pipe 400; the third joint 300 is disposed on a sidewall of the connection pipe 400 and is communicated with the connection pipe 400.

A cap 500 matched with the third joint 300 is arranged at one end of the third joint 300 away from the connecting pipe 400; the outer wall of the first joint 100 at the end away from the connecting pipe 400 has a first protrusion 101. It should be noted that the first protrusion 101 is a circular protrusion in the embodiment of the present invention, and may also be a threaded protrusion in other embodiments, and the first connector 100 is connected to the urinary catheter in the use process, so as to increase the connection friction with the urinary catheter and increase the connection firmness. In particular, when the first protrusion 101 is a circular protrusion, the shape is small, a plurality of first protrusions 101 may be provided, and the effect of increasing the friction force is better, and only 3 first protrusions 101 are schematically shown in fig. 1. The inner wall of the second joint 200, which is far away from the end of the connecting pipe 400, has a second protrusion (not shown in fig. 1), which is a circular protrusion in the embodiment of the present invention, and may be a thread protrusion in other embodiments, such as an annular thread protrusion, the second joint 200 is connected to the urine bag, and by setting the second protrusion, the stability of contact with the urine bag is increased, and the urine bag is not easy to fall off. It should be noted that the first joint 100 and the second joint 200 are designed to be linearly connected, which is beneficial to drainage. The second connector 200 is designed as a hose with the second protrusion inside, and is flexible and easy to tightly engage with the urine bag connector.

The cap 500 is connected to the third connector 300 by a plastic string 600. Specifically, the plastic string 600 may be tied to the third connector 300 to prevent the cap 500 from being lost. The outer wall of the third joint 300, which is away from the end of the connection pipe 400, is provided with a third protrusion (not shown in fig. 1). The third protrusion is a thread protrusion in the embodiment of the present invention, and in the using process, the third connector 300 is connected to the infusion apparatus, so that the third connector 300 can be stably connected to the flushing infusion apparatus. The third connector 300 can be tightly connected with not only the infusion apparatus but also the injector nipple, so that the problem of waste caused by drug outflow due to lack of tightness when the dual-cavity catheter is directly infused by the injector during medication such as bladder infusion chemotherapy and the like is solved.

The connector can be used without a scalp needle, and solves the problems of catheter slippage and needle stick injury caused by using the scalp needle of the infusion apparatus during flushing. In the using process, the flushing infusion set and the urine bag are respectively connected with the third connector 300 and the second connector 200 of the three-way connector at the same time, so that the situation that the flushing connector is repeatedly separated and the urine bag is connected can be avoided, the workload of nurses is reduced, the risk of urinary tract infection is reduced, and the urine seepage at the urethral orifice caused by untimely connection of the urine bag is avoided; the three-way joint has a short and small structure, does not influence the movement of a patient when getting out of a bed, does not cause the pipeline to be easily twisted and folded due to too long pipeline, and is beneficial to drainage because the first joint 100 and the second joint 200 are in a straight line connection design. Meanwhile, the third connector 300 can be tightly connected with not only the infusion apparatus but also the injector nipple, so that the problem of waste caused by medicine flowing out due to lack of tightness when the dual-cavity catheter is directly infused by the injector during medication such as bladder infusion chemotherapy and the like is solved.

It is to be understood that the foregoing is only illustrative of the presently preferred embodiments of the invention and that the invention may be practiced using other techniques. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. A three-way connection for a dual lumen catheter comprising:

a first joint, a second joint and a third joint;

the first joint and the second joint are connected through a connecting pipe;

the third joint is arranged on the side wall of the connecting pipe and is communicated with the connecting pipe;

a cap matched with the third joint is arranged at one end of the third joint far away from the connecting pipe;

the outer wall of one end, far away from the connecting pipe, of the first joint is provided with a first bulge;

and a second bulge is arranged on the inner wall of one end, far away from the connecting pipe, of the second joint.

2. The tee fitting of claim 1, wherein said cap is connected to said third fitting by a plastic cord.

3. The three-way joint according to claim 1, wherein the outer wall of the third joint at the end away from the connecting pipe is provided with a third protrusion.