CN217908362U

CN217908362U - Novel infusion/chemical agent connecting pipeline

Info

Publication number: CN217908362U
Application number: CN202221435182.1U
Authority: CN
Inventors: 冯姣姣
Original assignee: Womens Hospital of Zhejiang University School of Medicine
Current assignee: Womens Hospital of Zhejiang University School of Medicine
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-11-29
Anticipated expiration: 2032-06-09

Abstract

The utility model provides a novel infusion/change medicine connecting line, includes first syringe needle, second syringe needle and coupling hose, the both ends that connect the hose are connected with first syringe needle, second syringe needle respectively, first syringe needle and second syringe needle structure are unanimous, including exhaust needle and drain needle, exhaust needle and drain needle set up together side by side, the exhaust needle includes the first pinpoint portion of upper end and the discharge valve of lower extreme, the drain needle includes the liquid outlet of upper end second pinpoint portion and lower extreme, first pinpoint portion is higher than second pinpoint portion. The utility model provides a novel transfusion/chemical medicine connecting pipeline, the needle heads at two ends have self-exhaust function, when the novel transfusion/chemical medicine connecting pipeline is used for connecting a vacuum transfusion container or a low-pressure state in the container, the exhaust valve is opened, the internal and external air pressure can be balanced, and the liquid in the container can flow out smoothly; the traditional chemical method can be renovated when the compound is used for powder chemical, the operation is simple and safe, the medicine loss and the pollution risk are reduced, the syringe loss is reduced, and the cost is low.

Description

Novel infusion/chemical agent connecting pipeline

Technical Field

The utility model relates to a transfusion tool technical field specifically is a novel infusion/chemical drug connecting line.

Background

The existing transfusion connecting pipe generally comprises two parts, namely common needle heads at two ends and a plastic connecting pipe in the middle, and can be used for communicating a transfusion container, a transfusion instrument and a transfusion device; can also be used for increasing the length of the infusion pipeline. The common pinheads at the two ends of the existing transfusion connecting pipe are not provided with exhaust devices, when the existing transfusion connecting pipe is connected with a vacuum transfusion container or is in a low-pressure state in the container, liquid cannot flow out smoothly, and the exhaust devices are additionally arranged to enable the liquid in the container to flow out.

The traditional powder medicine chemical method comprises the following steps: the solvent is sucked by a syringe, and then the solution is injected into a powder medicine ampoule bottle, and after the powder is dissolved, the solution is pumped out by the syringe and injected into an infusion container. The transfer process of sucking the liquid medicine by the needle cylinder is easy to generate dripping, splashing and pollution, thereby influencing the scientific and effective use of the medicine; the infusion container is repeatedly inserted and pulled, so that infusion particles are easily formed; the repeated suction process of the needle cylinder is labor-consuming, the related potential safety hazard of operation can be increased, and the needle puncture risk is increased; the consumption of the chemical consumption materials of the needle cylinder is large, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel infusion/chemical drug connecting line to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a novel infusion/change medicine connecting line, includes first syringe needle, second syringe needle and coupling hose, the both ends that connect the hose are connected with first syringe needle, second syringe needle respectively, first syringe needle and second syringe needle structure are unanimous, including air discharge needle, drain needle and base, air discharge needle and drain needle set up on the base side by side, the air discharge needle includes the first pinpoint portion of upper end and the discharge valve of lower extreme, the drain needle includes the liquid outlet of the lower extreme of upper end second pinpoint portion, first pinpoint portion is higher than second pinpoint portion.

As a further optimization, the exhaust needle and the liquid guide needle are welded and fixed together, and one side of the tip of the second needle tip portion is close to the side wall of the first needle tip portion, so that the first needle head and the second needle head can be conveniently inserted into an infusion bag or an infusion bottle.

Preferably, the liquid outlet at the lower end of the second needle tip part is communicated with a connecting hose for communicating the first needle head and the second needle head.

As further optimization, the exhaust valve is arranged to be an arc-shaped hollow pipe, an included angle between the axis of the air inlet hole at the lower end of the exhaust valve and the axis of the inner hole at the tip part of the first needle is 60-150 degrees, the air inlet hole at the lower end of the exhaust valve is arranged to be arc-shaped, and an operator can insert the air inlet hole into a medicament bottle in a handheld mode when the air inlet hole is conveniently inserted.

And as further optimization, an end cover is detachably arranged on the air inlet port at the lower end of the exhaust valve and used for opening or closing the exhaust valve.

As further optimization, the length of the liquid guide needle is 1/4-1/2 of the length of the air exhaust needle, the liquid guide needle is short, liquid medicine in the medicine bottle is led out as far as possible, the air exhaust needle head is far away from the liquid guide needle head, and air in the air exhaust needle head is prevented from entering the liquid guide needle.

Advantageous effects

The utility model provides a novel transfusion/chemical medicine connecting pipeline, the needle heads at the two ends have the self-exhaust function, when the novel transfusion/chemical medicine connecting pipeline is used for connecting a vacuum transfusion container or the low pressure state in the container, the exhaust valve is opened, the internal and external air pressure can be balanced, and the liquid in the container can flow out smoothly; the traditional chemical method can be improved when the powder chemical is used for powder chemical, the operation is simple and safe, the medicine loss and the pollution risk are reduced, the syringe loss is reduced, and the cost is low.

Drawings

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

fig. 2 is a schematic three-dimensional structure diagram of the first needle (or the second needle) of the present invention;

fig. 3 is a front structural schematic view (base cut) of the first needle (or the second needle) of the present invention;

fig. 4 is a schematic view of a usage state in embodiment 1 of the present invention;

fig. 5 is a schematic view of a use state in embodiment 2 of the present invention.

Reference numerals

The device comprises a first needle head 1, a second needle head 2, a connecting hose 3, an exhaust needle 4, a liquid guide needle 5, an exhaust valve 6 and a base 7.

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 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. 1-3, a novel infusion/chemical drug connection pipeline, including first syringe needle 1, second syringe needle 2 and connecting hose 3, the both ends of connecting hose 3 are connected with first syringe needle 1, second syringe needle 2 respectively, first syringe needle 1 and second syringe needle 2 structure are unanimous, including exhaust needle 4, drain needle 5 and base 7, base 7 adopts medical plastics to make, exhaust needle 4 and drain needle 5 peg graft side by side on base 7, exhaust needle 4 includes the first needle point portion of upper end and discharge valve 6 of lower extreme, drain needle 5 includes the liquid outlet of upper end second needle point portion and lower extreme, first needle point portion is higher than second needle point portion, exhaust needle 4, drain needle 5 sets up to the metal needle, and two needles welded fastening together, the tip one side of second needle point portion is close to the lateral wall of first needle point portion, be convenient for first syringe needle and second syringe needle insert in hollow tube or infusion bottle, the grafting of the lower extreme of second needle point portion communicates with connecting hose 3, discharge valve 6 sets up to arc inlet port axis, and the inner hole axis of the first needle point portion of exhaust valve 6 lower extreme is 60 degrees-150 degrees, when the operator sets up to convenient infusion bag lower extreme, the hand held the contained angle.

In this embodiment, an end cover is detachably disposed on the air inlet port at the lower end of the exhaust valve 6, and is used for opening or closing the exhaust valve 6.

In the embodiment, the length of the liquid guide needle 5 is 1/4-1/2 of the length of the air exhaust needle 4, the liquid guide needle is short, liquid medicine in the medicine bottle can be guided out as far as possible, and the needle head of the air exhaust needle 4 is far away from the needle head of the liquid guide needle 5, so that air entering from the end part of the air exhaust needle 4 is prevented from entering the liquid guide needle.

Example 1

Referring to fig. 4, when the infusion set is used for connecting vacuum infusion containers or in a low-pressure state in the containers, the first needle 1 and the second needle 2 of the connecting pipeline are respectively inserted into the vacuum infusion containers, the infusion set is inserted into one of the vacuum infusion containers, and the exhaust valve 6 is opened, so that the internal and external air pressures can be balanced, and the liquid in the containers can flow into the infusion set.

Example 2

Referring to fig. 5, when the ampoule bottle is used for powdering and chemical dissolving, one end (the first needle 1) of the connecting pipeline is inserted into an ampoule bottle of the powder medicine, the other end (the second needle 2) of the connecting pipeline is inserted into a rubber plug opening of an infusion bag or an infusion bottle, an exhaust valve of the needle at the side of the ampoule bottle is opened, when the ampoule bottle is placed at a position (b position in the figure) lower than the infusion bag or the infusion bottle, liquid can smoothly flow into the ampoule bottle, after the powder is completely dissolved, the ampoule bottle is placed at a position (a position in the figure) higher than the infusion bag or the infusion bottle, liquid in the ampoule bottle can smoothly flow into the infusion bag or the infusion bottle, and chemical dissolving is finished. The use of the connecting pipeline reduces the repeated insertion and extraction of the needle head of the rubber plug in the traditional chemical drug process, and reduces the generation of infusion particles; the chemical dissolving process is more closed, so that liquid leakage and splashing are reduced, and the loss of the chemical is reduced; the operation is simpler, more convenient and safer, the needle cylinder loss is reduced, and the cost is low, thereby solving the technical problems.

The principle and the implementation mode of the utility model are explained by applying the specific embodiment, and the explanation of the above embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be changes in the specific embodiments and the application range, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a novel infusion/chemical drug connecting line, includes first syringe needle (1), second syringe needle (2) and coupling hose (3), the both ends that connect hose (3) are connected its characterized in that with first syringe needle (1), second syringe needle (2) respectively: first needle (1) and second needle (2) structure are unanimous, including exhaust needle (4), drain needle (5) and base (7), exhaust needle (4) and drain needle (5) set up side by side on base (7), exhaust needle (4) are including first needle point portion of upper end and discharge valve (6) of lower extreme, drain needle (5) are including the liquid outlet of upper end second needle point portion and lower extreme, first needle point portion is higher than second needle point portion.

2. The new infusion/chemical connection line of claim 1, wherein: exhaust needle (4), drain needle (5) welded fastening together, and the most advanced one side of second pinpoint portion is close to the lateral wall of exhaust needle (4).

3. The new infusion/chemical connection line of claim 1, wherein: and a liquid outlet at the lower end of the second needle tip part is communicated with the connecting hose (3).

4. The new infusion/chemical connection line of claim 1, wherein: the exhaust valve (6) is an arc hollow pipe, and the included angle between the axis of the port of the air inlet at the lower end of the exhaust valve (6) and the axis of the inner hole at the tip part of the first needle is 60-150 degrees.

5. The novel infusion/chemical solution connecting pipeline as claimed in claim 4, characterized in that: an end cover is detachably arranged on the port of the air inlet at the lower end of the exhaust valve (6).

6. The new infusion/chemical connection line of claim 4, wherein: the length of the liquid guide needle (5) is 1/4-1/2 of the length of the air exhaust needle (4).