CN202777259U

CN202777259U - Novel infusion set

Info

Publication number: CN202777259U
Application number: CN 201220411286
Authority: CN
Inventors: 钟胜红
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-08-17
Filing date: 2012-08-17
Publication date: 2013-03-13
Anticipated expiration: 2022-08-17

Abstract

The utility model relates to a novel infusion set which comprises a scalp needle, a liquor filter, a dropper and a bottle stopper puncture device, wherein the scalp needle, the liquor filter, the dropper and the bottle stopper puncture device are arranged in sequence; a flow regulator is arranged outside a hose positioned between the liquor filter and the dropper; a three-way piece is arranged between the liquor filter and the dropper; and the three-way piece comprises a straight tube and a connecting tube, wherein the connecting tube is positioned on one side of the straight tube, the inner side end of the connecting tube is conducted with a tube cavity of the straight tube through a conducting port which is formed in the wall of the straight tube, the outer side end of the connecting tube is communicated with the dropper, the lower end part of the straight tube is communicated with the liquor filter, the opening of the upper end part of the straight tube is in seal connection with a rubber cap, a rubber plug which is in seal connection with the inner wall of the straight tube is arranged in the tube cavity of the straight tube, and the rubber plug is positioned between the conducting port and the rubber cap. When the novel infusion set is used for intravenous injection, a needle head of an intravenous injection needle cylinder penetrates through the rubber cap and the rubber plug and then is put into the straight tube, so that liquor is prevented from being polluted, blood return and air suction are avoided, and additionally, the workload of medical care personnel can be reduced.

Description

Novel transfusion device

Technical field

This utility model relates to a kind of medical device, is specifically related to a kind of novel transfusion device.

Background technology

Transfusion device is the medical device of commonly using, and is generally used for human vein input medicinal liquid or nutritional solution.Existing transfusion device is usually by intravenous needle, liquid medicine filter, infusion tube, flow regulator, drip kettle, bottle plug puncture unit formation, utilize flexible pipe successively bottle plug puncture unit, a kettle, liquid medicine filter to be connected with intravenous needle, flow regulator is set at the flexible pipe that drips between kettle and the liquid medicine filter outside, is used for adjusting transfusion speed.

Existing transfusion device is merely able to satisfy normal transfusion usually to be used, in the clinical treatment process, usually need to when utilizing the transfusion device transfusion, implement intravenous injection, for example, in the first aid process, need to utilize the medicinal liquid of few metering to inject when carrying out emergency aid and treatment fast, normally utilize the mode of intravenous injection that medicinal liquid is delivered in the human vein, in this case, just need to suspend transfusion, transfusion device is separated with scalp acupuncture, the medicinal liquid that needs are injected in the human body injects from scalp acupuncture, like this, medicinal liquid is exposed in the air, causes the pollution of medicinal liquid, simultaneously, when the separating head sword-shaped needle, because pressure changes, and can cause blood back, air enters the situation of human body, causes certain potential safety hazard to patient, and this mode of operation comparatively bothers, and has increased medical personnel's workload.

The utility model content

For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of novel transfusion device, when it carries out intravenous injection at needs, need not the separating head sword-shaped needle, has simplified operation, avoids the pollution of medicinal liquid, and blood back, the air phenomenon that enters human body.

For achieving the above object, this utility model adopts following technical scheme:

Novel transfusion device comprises the scalp acupuncture, liquid medicine filter, droplet kettle and the bottle plug puncture unit that set gradually, and the flexible pipe outside between liquid medicine filter and a kettle also is provided with flow regulator; Also be provided with a three-way piece between liquid medicine filter and the kettle, this three-way piece comprises a straight pipe and the connection tube that is positioned at straight pipe one side, the medial extremity of connection tube is positioned at conducting orifice on the straight pipe tube wall and the tube chamber conducting of straight pipe by one, its outboard end is communicated with a kettle, the bottom of straight pipe is communicated with liquid medicine filter, its upper end opening part is sealedly connected with a Capsule, also be provided with in the tube chamber of straight pipe one with the airtight plug that is connected of straight pipe inwall, this plug is between conducting orifice and Capsule.

The inwall of straight pipe is provided with two fins that stagger mutually, and plug is installed between two fins.

The beneficial effects of the utility model are:

Than traditional transfusion device, this utility model is when carrying out intravenous injection, need not the separating head sword-shaped needle, only the syringe needle of intravenous injection syringe need to be passed Capsule and plug inserts in the straight pipe and gets final product, so, can prevent liquid medicine contamination, avoid blood back, air to enter human body, simultaneously, can alleviate again medical personnel's workload.

Description of drawings

Fig. 1 is the structural representation of a kind of novel transfusion device of this utility model;

Fig. 2 is the connection diagram of three-way piece and liquid medicine filter among Fig. 1;

Fig. 3 is the cutaway view of Fig. 2;

Wherein: 1, scalp acupuncture; 2, liquid medicine filter; 3, three-way piece; 31, straight pipe; 32, connection tube; 33, plug; 34, Capsule; 311, fin; 35, conducting orifice; 4, drip kettle; 5, bottle plug puncture unit; 6, air filter; 7, flow regulator.

The specific embodiment

Below, by reference to the accompanying drawings and the specific embodiment, this utility model is described further:

Such as Fig. 1,2, shown in 3, be a kind of novel transfusion device of this utility model, it comprises the scalp acupuncture 1 that sets gradually, liquid medicine filter 2, drip kettle 4 and bottle plug puncture unit 5, flexible pipe outside between liquid medicine filter 2 and a kettle 4 also is provided with flow regulator 7, also be provided with a three-way piece 3 between liquid medicine filter 2 and the kettle 4, this three-way piece 3 comprises a straight pipe 31 and the connection tube 32 that is connected to straight pipe 31 1 sides, the medial extremity of connection tube 32 is communicated with conducting orifice 35 places in straight pipe 31 tube walls one side, its outboard end is communicated with the outfan that drips kettle 4 by flexible pipe, the bottom of straight pipe 31 is communicated with as the input of outfan with liquid medicine filter 2, the airtight capping of the opening part of its upper end has a Capsule 34, also be provided with in the tube chamber of straight pipe 31 one with the airtight plug that is connected 33 of straight pipe 31 inwalls, this plug 33 is between conducting orifice 35 and Capsule 34, so that from the medicinal liquid that the drips kettle 4 outputs connection tube 32 of can postponing, the bottom that reaches straight pipe 31 flow in the liquid medicine filter 2, and prevents that medicinal liquid from flowing to the top of straight pipe 31.

In the normal use procedure, plug 33 stops medicinal liquid up, and medicinal liquid is played guide effect; When needs carry out intravenous injection, need not scalp acupuncture 1 is separated from liquid medicine filter 2, only need to Capsule 34 surfaces do disinfect after, with the syringe needle of intravenous injection syringe part by inserting straight pipe 31 in the Capsule 34, then make the syringe needle of intravenous injection syringe pass plug 33, promote the piston of intravenous injection syringe, medicinal liquid can be input in the human vein through liquid medicine filter 2, so not only can avoid liquid medicine contamination, simultaneously also can prevent return blood, air inlet, and alleviate medical personnel's workload.

For plug 33 is played fixation, two fins that mutually stagger 311 can be set at the tube wall of straight pipe 31, these two fins 311 form a screens that supplies plug 33 to insert, with plug 33 be stuck in firmly its two between, thereby, in the intravenous injection process, even the syringe needle of intravenous injection syringe applies larger active force to plug 33, the position of plug 33 can not moved yet, and has guaranteed sealing.

Side at bottle plug puncture unit 5 also is connected with an air filter 6, in order to the harmful substance in the filtered air.

For a person skilled in the art, can make other various corresponding changes and distortion according to technical scheme described above and design, and these all changes and distortion should belong within the protection domain of this utility model claim all.

Claims

1. novel transfusion device comprises the scalp acupuncture, liquid medicine filter, droplet kettle and the bottle plug puncture unit that set gradually, and the flexible pipe outside between liquid medicine filter and a kettle also is provided with flow regulator; It is characterized in that, also be provided with a three-way piece between liquid medicine filter and the kettle, this three-way piece comprises a straight pipe and the connection tube that is positioned at straight pipe one side, the medial extremity of connection tube is positioned at conducting orifice on the straight pipe tube wall and the tube chamber conducting of straight pipe by one, its outboard end is communicated with a kettle, the bottom of straight pipe is communicated with liquid medicine filter, its upper end opening part is sealedly connected with a Capsule, also be provided with in the tube chamber of straight pipe one with the airtight plug that is connected of straight pipe inwall, this plug is between conducting orifice and Capsule.

2. novel transfusion device as claimed in claim 1 is characterized in that, the inwall of straight pipe is provided with two fins that stagger mutually, and plug is installed between two fins.