CN2475414Y

CN2475414Y - Safety transfusion system

Info

Publication number: CN2475414Y
Application number: CN 01220683
Authority: CN
Inventors: 秦淑娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-03-28
Filing date: 2001-03-28
Publication date: 2002-02-06
Anticipated expiration: 2011-03-28

Abstract

The utility model discloses a safety transfusion, including an exhaust and discharge fluid needle, an injection liquid tube, a Murphy's dropper, an air and liquid filter, a drop speed regulator, a needle and a hose. The utility model makes the liquid filter installed at the upper end of the Murphy's dropper to make the liquid filter filter the transfusion body and the slight article possibly existed when entering the pot, and also can make the small bubble only move to the Murphy's dropper but can't enter to the blood tube, at the same time, is helpful to achieve a disposable exhaust, and reduce the operation difficulty of the nurse as well as reducing the metal pressure of the patients who are worried about the bubble enters to the blood tube, thus, reduce the possibility of air embolism. The utility model takes advantage of simple producing structure.

Description

A kind of safe transfusion system

This utility model relates to a kind of safe transfusion system in the medical instruments field, is specially adapted to do the safe transfusion system of dropping liquid in the medical apparatus and instruments.

Present its structure of commercially available disposable transfusion device all is that liquid filter is installed between infusion needle and the Murphy type burette and adjacent infusion needle, its shortcoming is easily to accumulate minute bubbles in the liquid filter, be difficult for an emptying during aerofluxus, also be difficult for discharging fully wherein bubble through long period bullet tube for transfusion, cause the liquid waste, increase the nursery work difficulty, reduce work efficiency.When patient's position changed, minute bubbles easily entered the scalp acupuncture flexible pipe with liquid, can not discharge.As puncture again, increase patient's misery, increase the nurse job amount.Not puncture again then can be with the liquid intravasation.May cause gas embolism than air pocket, also can cause patient's fear, increase the mental nursing difficulty than minute bubbles.Therefore, use and now use disposable transfusion device, each emptying gas wherein causes very big operation easier and manipulation strength to the nurse.

The purpose of this utility model is to avoid the weak point in the above-mentioned background technology and provides a kind of liquid filter can filter molecule in the transfusion, the minute bubbles that can wherein retain can never enter a kind of safe transfusion system of human vas again, and the utlity model has simple in structure, make simple and easy, original technological process of production need not done too cataclysm, uses characteristics such as easy to operate.

This practical purpose be achieved in that it by aerofluxus discharge opeing syringe needle 1, air filter 2, liquid filter 3, three port liquid injection pipes 4, two port Murphy type burettes 5, drip fast actuator 6, scalp syringe needle 7, liquid hose 8, exhaust hose 9, joint 10 and form.

The feed liquor port of two port Murphy type burettes 5 is connected with liquid filter 3 fluid ports, the feed liquor port of liquid filter 3 is connected with three port liquid injection pipes, 4 fluid ports, three port liquid injection pipes, 4 feed liquor ports are connected with aerofluxus discharge opeing syringe needle 1 fluid port, wherein aerofluxus discharge opeing syringe needle 1 air inbound port is connected with air filter 2 outbound ports by exhaust hose 9, aerofluxus discharge opeing syringe needle 1 fluid port is connected with three port liquid injection pipes, 4 feed liquor ports by liquid hose 8, three port liquid injection pipes, 4 fluid ports are connected with liquid filter 3 feed liquor ports by liquid hose 8, three port liquid injection pipes, 4 fluid injection ports cover with rubber cap hard-pressed bale port, liquid filter 3 fluid ports are connected with two port Murphy type burettes, 5 feed liquor ports by liquid hose 8, two port Murphy type burettes, 5 fluid ports are connected with joint 10 1 ends by liquid hose 8, joint 10 other ends directly are connected with scalp syringe needle 7 feed liquor ports, and the liquid hose 8 between two port Murphy type burettes, 5 fluid ports and the joint 10 is serially connected in and drips in the fast actuator 6, liquid hose 8 is seated between the chute and governor sheave that drips in the fast actuator 6.

This utility model is compared background technology following advantage:

1. this utility model is liquid filter 3, three port liquid injection pipes 4 are serially connected between two port Murphy type burettes 5 and the aerofluxus discharge opeing syringe needle 1 fluid port, the liquid molecule that makes liquid filter 3 can filter out transfusion herb liquid molecule and inject by three port liquid injection pipes, 4 fluid injection ports in case of necessity, need not too pay close attention to simultaneously the minute bubbles that produce in the liquid filter 3 again, both made bubble, bubble motion is also only till the two port Murphy type burettes 5, realize an aerofluxus when helping in the transfusion device aerofluxus, nurse's operation easier and manipulation strength have been alleviated greatly, stop the possibility of residual bubble intravasation in the filter, alleviated the mental pressure that patient worries the bubble intravasation simultaneously.

This utility model only 3 reconfigurations of the liquid filter in the existing disposable transfusion device between two port Murphy type burettes 5 and aerofluxus discharge opeing syringe needle 1 and increased by one three port liquid injection pipe 4, therefore have simple in structure, make simple and easyly, use characteristics such as easy to operate.

3. this utility model still can adopt existing explained hereafter equipment and technology, is made into disposable safe transfusion system, reduces investment, prevents cross infection etc., is convenient to popularization and application.

Below in conjunction with drawings and Examples this utility model is described in further detail.

Fig. 1 is this utility model mounting structure sketch map.

With reference to Fig. 1, this utility model is made up of aerofluxus discharge opeing syringe needle 1, air filter 2, liquid filter 3, three port liquid injection pipes 4, two port Murphy type burettes 5, a fast actuator 6, scalp syringe needle 7, liquid hose 8, exhaust hose 9, joint 10.Wherein aerofluxus discharge opeing syringe needle 1 air inbound port is connected with air filter 2 outbound ports by exhaust hose 9, exhaust hose 9 adopts to peg graft with being connected of aerofluxus discharge opeing syringe needle 1 and air filter 2 and is tightly connected, its effect infusion bottle pours into air in transfusion when infusing, air filter 2 effects are to filter out airborne impurity.Aerofluxus discharge opeing syringe needle 1 fluid port is connected with three port liquid injection pipes, 4 feed liquor ports by liquid hose 8, three port liquid injection pipes, 4 fluid ports are connected with liquid filter 3 feed liquor ports by liquid hose 8, three port liquid injection pipes, 4 fluid injection ports cover with rubber cap hard-pressed bale port, and liquid filter 3 fluid ports are connected with two port Murphy type burettes, 5 feed liquor ports by liquid hose 8.The effect of three port liquid injection pipes 4 is to inject medicinal liquid from its fluid injection port in the time of need importing medicinal liquid fast.The effect of liquid filter 3 filters out the molecule of infusion bottle herb liquid, can filter out the molecule that injects medicinal liquid by three port liquid injection pipes 4 again.This utility model liquid filter 3 is installed in the inlet end of two port Murphy type burettes 5, and the disposable transfusion device of market sale now is mounted in the fluid port of Murphy type burette, need not too pay close attention to the minute bubbles that produce in the liquid filter 3 when infusing like this, even bubble is arranged, motion of air bubbles also only till the two port Murphy type burettes 5, reaches the purpose of safe infusion.Realize an aerofluxus when also helping simultaneously in the transfusion device feed liquor aerofluxus first, alleviated deflated operation easier of nurse and manipulation strength greatly, also alleviate the mental pressure that patient worries the bubble intravasation simultaneously.

This utility model two port Murphy type burettes 5 fluid ports are connected with joint 10 1 ends by liquid hose 8, joint 10 other ends directly are connected with scalp syringe needle 7 feed liquor ports, and the liquid injection hole effect of three port Murphy type burettes of market sale is now replaced by three port liquid injection pipes 4 of the present utility model.The effect one of two port Murphy type burettes 5 is the speeds that can observe transfusion speed, the 2nd, and can play liquid in the scalp syringe needle 7 and the liquid between the infusion bottle and isolate.Joint 10 effect can replace with different thicknesses the scalp syringe needle be connected.Embodiment three port liquid injection pipes 4 adopt the liquid injection pipe nontoxic, transparent, that high-temperature resistance plastice is injection molded into three port tubular structures.Two port Murphy type burettes 5 adopt nontoxic, transparent, and high-temperature resistance plastice is injection molded into the dropper of two port tubular structures.

Liquid hose 8 between this utility model two port Murphy type burettes, 5 fluid ports and the joint 10 is serially connected in and drips in the fast actuator 6, liquid hose 8 is seated between the chute and governor sheave that drips in the fast actuator 6, and fast actuator 6 effect just can reach by the position of adjusting governor sheave on slideway regulates the purpose of dripping fast speed.

This utility model embodiment aerofluxus discharge opeing syringe needle 1, air filter 2, liquid filter 3, a fast actuator 6, scalp syringe needle 7, liquid hose 8, exhaust hose 9, joint 10 and three port liquid injection pipes 4, two port Murphy type burettes 5 all can adopt the component materials of the general disposable transfusion device of selling on the existing market to make, or adopt corresponding component to install and make, also can adopt the disposable transfusion device of existing explained hereafter equipment and fabrication techniques just can produce this utility model.Therefore all can not increase and produce investment and can not increase the cost of this product, and also can be made into disposable safe transfusion system.

Claims

1. one kind by aerofluxus discharge opeing syringe needle (1), air filter (2), liquid filter (3), drip fast actuator (6), scalp syringe needle (7), liquid hose (8), exhaust hose (9), the safe transfusion system that joint (10) is formed, it is characterized in that three port liquid injection pipes (4) in addition, two port Murphy type burettes (5) are formed, the feed liquor port of two port Murphy type burettes (5) is connected with liquid filter (3) fluid port, the feed liquor port of liquid filter (3) is connected with three port liquid injection pipe (4) fluid ports, three port liquid injection pipe (4) feed liquor ports are connected with aerofluxus discharge opeing syringe needle (1) fluid port, wherein aerofluxus discharge opeing syringe needle (1) air inbound port is connected with air filter (2) outbound port by exhaust hose (9), aerofluxus discharge opeing syringe needle (1) fluid port is connected with three port liquid injection pipe (4) feed liquor ports by liquid hose (8), three port liquid injection pipe (4) fluid ports are connected with liquid filter (3) feed liquor port by liquid hose (8), three port liquid injection pipe (4) fluid injection ports cover with rubber cap hard-pressed bale port, liquid filter (3) fluid port is connected with two port Murphy type burette (5) feed liquor ports by liquid hose (8), two port Murphy type burette (5) fluid ports are connected with joint (10) one ends by liquid hose (8), joint (10) other end directly is connected with scalp syringe needle (7) feed liquor port, and the liquid hose (8) between two port Murphy type burette (5) fluid ports and the joint (10) is serially connected in and drips in the fast actuator (6), liquid hose (8) is seated between the chute and governor sheave that drips in the fast actuator (6).