CN211271054U

CN211271054U - Injection pipeline system with detachable puncture outfit

Info

Publication number: CN211271054U
Application number: CN201922453415.5U
Authority: CN
Inventors: 陈志秋; 林升清
Original assignee: Shenzhen Maiwei Biotechnology Co ltd
Current assignee: Shenzhen Maiwei Biotechnology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-18
Anticipated expiration: 2029-12-31

Abstract

The application discloses a detachable puncture outfit injection pipeline system, which comprises an injection pipeline and at least two liquid suction pipelines, wherein each liquid suction pipeline comprises a puncture outfit, a male joint, a dropping funnel and a double one-way valve which are sequentially arranged, the puncture outfit and the male joint are detachably connected through a luer joint, the double one-way valve is provided with an injector port, a dropping funnel port and an infusion port, the dropping funnel is respectively connected with the male joint and the dropping funnel port through connecting pipes, the infusion port of each double one-way valve is connected with the injection pipeline, the double one-way valve is provided with a first working state and a second working state, the dropping funnel port is opened and the infusion port is closed in the first working state; in the second working state, the drip chamber port is closed and the infusion port is opened. The puncture outfit and the male connector are detachably connected through the luer connector, so that the puncture outfit can be matched with different liquid medicine containers for use according to clinical requirements.

Description

Injection pipeline system with detachable puncture outfit

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to can realize absorbing pipe-line system of liquid medicine and injection liquid medicine.

Background

The Chinese utility model patent with the name of "repeatedly usable imbibition and annotate liquid pipeline and subassembly", publication number is CN 204158726U discloses a pipe-line system, and it includes an infusion pipeline and at least one imbibition pipeline, and the feed liquor end of imbibition pipeline is equipped with the puncture ware, pierces through the medicine bottle through the puncture ware, realizes the intercommunication of syringe and medicine bottle. However, this piping system has the following disadvantages: can only be suitable for medicine bottles with bottle stoppers, and has larger limitation in the application range.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel can dismantle puncture ware injection pipe way system.

The utility model provides a can dismantle puncture ware injection pipe way system, including an injection pipeline and two at least suction line, each suction line all includes puncture ware, male joint, drip chamber and the two check valves that set gradually, puncture ware and male joint can dismantle the connection through luer joint, the two check valves have syringe port, drip chamber port and infusion port, the drip chamber is connected through the connecting pipe respectively male joint and drip chamber port, each the infusion port of two check valves all with the injection pipeline is connected, the two check valves have first operating condition and second operating condition, in first operating condition, the drip chamber port is opened and the infusion port is airtight; in the second working state, the drip chamber port is closed and the infusion port is opened.

The injection pipeline and the two liquid suction pipelines are connected through a Y-shaped tee joint.

The injection pipeline comprises a spiral infusion tube and a male joint connected with the spiral infusion tube, and the Y-shaped tee joint is connected with the spiral infusion tube and infusion ports of the two one-way valves of the two liquid suction pipelines.

The Y-shaped tee joint is connected with the infusion port through a female joint.

The rear end of the puncture outfit is provided with a luer connector which can be freely detached from the male connector, and the luer connector has a sealing effect after being locked.

The utility model has the advantages that: the puncture outfit and the male connector are detachably connected through a luer connector, so that the puncture outfit can be matched with different liquid medicine containers for use according to clinical requirements; when the double one-way valve is in the first state, the syringe can suck the liquid medicine and can prevent blood from returning from the end of the patient.

Drawings

FIG. 1 is a schematic view showing the structure of an injection line of a detachable puncture instrument according to the present embodiment;

FIG. 2 is a schematic view of the liquid-aspirating and injecting principle of the injection tube of the detachable puncture instrument according to the present embodiment;

fig. 3 is a sectional view of the double check valve of the present embodiment.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the present embodiment of the detachable puncture instrument injection tube system includes two liquid suction tubes 10 and one injection tube 16.

The liquid suction pipe 10 can connect the liquid medicine containers 1 and 9 and the syringe 12, and comprises a puncture outfit 2, a male connector 3, a dropping funnel 5 and a double one-way valve 6 which are arranged in sequence. The puncture instrument 2 has a puncture tip at the front end thereof, and a luer fitting at the rear end thereof, the puncture tip being capable of puncturing a stopper of a medical fluid container, the luer fitting being capable of mating with the male connector 3. The male connector 3 has a luer at the front end, which can be mated with the luer of the puncture device 2, and the rear end of the male connector 3 can be connected to the drip chamber 5 through the connection tube 4. The dropping funnel 5 is positioned between the male connector 3 and the double one-way valve 6, the front end of the dropping funnel 5 is connected with the male connector 3 through one section of connecting pipe 4, and the rear end of the dropping funnel is connected with the double one-way valve 6 through the other section of connecting pipe 4. The dropping funnel 5 can be used for exhausting air and checking the flow rate of the liquid medicine when the liquid medicine is sucked. The double one-way valve 6 may be of conventional construction having a drip chamber port 13, a syringe port 14 and an infusion port 15, the drip chamber port 13 being connected to the drip chamber 5, the syringe port 14 being connected to the syringe 12 and the infusion port 15 being connected to the injection line 16. When sucking the liquid medicine, the drip chamber port 13 is opened and the infusion port 15 is closed, and the syringe 12 can be communicated with the liquid medicine containers 1 and 9 to suck the liquid medicine; when a drug solution is injected, the drip chamber port 13 is closed and the infusion port 15 is opened, and the syringe 12 can communicate with the injection line 16 to inject the drug solution.

The injection pipeline 16 is connected with the two liquid suction pipelines 10 through a Y-shaped tee joint 8, the injection pipeline 16 comprises a spiral connecting pipe 11 and a male connector 3 connected with the rear end of the spiral connecting pipe 11, and the male connector 3 can be connected to the channels of a human body through an external infusion needle. The Y-shaped tee joint 8 is provided with three ports, one port is connected with an infusion port of one liquid suction pipeline double-way valve through the connecting pipe 4 and the female joint 7, one port is connected with an infusion port of the other liquid suction pipeline double-way valve through the connecting pipe 4 and the female joint 7, and the other port is connected with the spiral infusion pipe 11.

In the present embodiment, the puncture device 2 and the male adaptor 3 are connected by a luer connector. When the liquid medicine container 1 with the connecting belt plug is needed, the plug of the liquid medicine container is punctured by the puncturing tip of the puncturing device; when the liquid medicine container 9 with the luer connector is required to be connected, the puncture outfit 2 can be detached, and the male connector 3 is directly connected with the luer connector of the liquid medicine container, so that the puncture outfit can be matched with different liquid medicine containers for use according to clinical requirements. The male connector 3 has a luer at the front end thereof, and is capable of being fitted with a luer of a puncture device, a luer of a medical fluid container, and a luer of an infusion needle. The rear end of the male connector 3 is provided with a sticky pipe opening so as to be integrated with the connecting pipe 4 in a bonding assembly manner. The dropping funnel 5 is a cylindrical transparent body, has a hollow structure in the middle, has good transparency, can clearly see liquid medicine and bubbles in the dropping funnel, has the function of removing the bubbles, can be contracted after being stressed and extruded, and can be automatically reset into a cylindrical state when not extruded.

In the present embodiment, as shown in fig. 2 and 3, the valve chamber is provided with a first diaphragm 16 and a second diaphragm 17, and when the first diaphragm 16 is opened, the second diaphragm 17 is in a closed state, the syringe 12 is communicated with the liquid suction pipe 10, and blood return from the patient end is prevented while sucking the liquid medicine in the direction indicated by the arrow a in fig. 2; when the first diaphragm gasket 16 is sealed, the second diaphragm 17 is in an open state, and the syringe 12 communicates with the injection tube 16, so that it is possible to inject a medical fluid in a direction indicated by an arrow B in fig. 2.

In this embodiment, the puncturing tip of the puncturing device adopts a sharp structure, and when the liquid medicine container 1 with the bottle stopper is required to be connected, the puncturing tip can easily puncture the bottle stopper of the liquid medicine container.

In the present embodiment, the Y-tee has three ports that integrally connect the pipette line 10 and the injection line 16. Spiral connecting pipe 11 is connected integratively with male joint 3, and this spiral connecting pipe 11 can stretch out and draw back, and is extendible when receiving the pulling force, and is collapsible when loosening, reduces the space and accounts for the ratio, can satisfy clinical use's length demand simultaneously.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims

1. A detachable puncture outfit injection pipeline system is characterized by comprising an injection pipeline and at least two liquid suction pipelines, wherein each liquid suction pipeline comprises a puncture outfit, a male joint, a dropping funnel and a double one-way valve which are sequentially arranged, the puncture outfit and the male joint are detachably connected through a luer joint, the double one-way valve is provided with an injector port, a dropping funnel port and an infusion port, the dropping funnel is respectively connected with the male joint and the dropping funnel port through connecting pipes, the infusion port of each double one-way valve is connected with the injection pipeline, the double one-way valve is provided with a first working state and a second working state, and in the first working state, the dropping funnel port is opened and the infusion port is closed; in the second working state, the drip chamber port is closed and the infusion port is opened.

2. The removable puncture instrument injection tubing set of claim 1, wherein there are two of said aspiration lines, and said injection line and said two aspiration lines are connected by a Y-tee.

3. The detachable puncturer infusion tubing system of claim 2, wherein said infusion tubing comprises a coiled infusion tube and a male connector attached thereto, said Y-site connecting said coiled infusion tube and infusion ports of said two said double one-way valves.

4. The removable spike injection tubing set of claim 3 wherein said Y-site is connected to said infusion port by a female connector.