CN201370832Y - Disposable two-way infusion set - Google Patents
Disposable two-way infusion set Download PDFInfo
- Publication number
- CN201370832Y CN201370832Y CN200920022771U CN200920022771U CN201370832Y CN 201370832 Y CN201370832 Y CN 201370832Y CN 200920022771 U CN200920022771 U CN 200920022771U CN 200920022771 U CN200920022771 U CN 200920022771U CN 201370832 Y CN201370832 Y CN 201370832Y
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- China
- Prior art keywords
- inlet
- way valve
- sub
- transfusion
- filter
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- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a disposable two-way infusion set, which comprises a filter connected to an infusion tube, and an infusion needle hose corresponding to the head end of the filter, and has the structural features that a three-way valve is fixedly connected to the upper end of the hose; the outlet of the three-way valve is communicated with the hose; the main inlet of the three-way valve is communicated with the head end of the filter through inlaying grafting; a seal cap with an open top is screwed on the outer side of the sub-inlet of the three-way valve; and a silica gel cap is sleeved on the cover top of the seal cap. In order to inject a large dose of liquor medicine to the human body through the sub-inlet, an inserting mouth for the head end of the filter to be inserted in is formed in the sub-inlet. In order to enhance the universality, the structure of the main inlet is the same as that of the sub-inlet. The disposable infusion set adopting the structure has the advantages of reasonable structure and convenient operation, facilitates the intravenous injection, is suitable for the injection of complex medicine-taken patients, and is particularly suitable for the injection of hematophobia and acupuncture syncope patients.
Description
Technical field
This utility model relates to medical instruments field, is specifically related to a kind of disposable bilateral transfusion device.
Background technology
The present disposable transfusion device that uses clinically, mainly comprise tube for transfusion, the tube for transfusion upper end is equipped with the bottle-stinging needle of puncture medicine bottle, the transfusion device middle part is equipped with Murphy's burette, actuator and filter, there is a transfusion needle lower end of tube for transfusion by hose connection, the tradition disposable transfusion device is used very extensive because simple structure uses simply.But the weak point of traditional disposable transfusion device is: only have the interface in tube for transfusion lower end and transfusion needle flexible pipe upper end on the whole transfusion device, in infusion process, need the intravenous injection medicine as patient, need shut liquid regulator, unplug the joint of tube for transfusion and transfusion needle flexible pipe, and then the syringe needle of the syringe of the good medicine of splendid attire pulled up, be inserted into the tube for transfusion lower end, the syringe that will pull up syringe needle at last is inserted in transfusion needle hose coupling place, and pushing syringe is injected medicine.Separate syringe and transfusion needle after having pushed away medicine, separate the flexible pipe of syringe needle and transfusion device again, the transfusion device flexible pipe is connected with transfusion needle, last re-adjustment transfusion speed.This process easily pollutes; Easily enter bubble; Lose time; Troublesome poeration; Easily blood back causes fear to patient; Need religion several times in the religion of practice band, probationer nurse is just learned.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of rational in infrastructure, easy to operate at above-mentioned deficiency, is convenient to the disposable bilateral transfusion device of intravenous injection medicine.
For solving the problems of the technologies described above, this disposable bilateral transfusion device, comprise the filter and the transfusion needle flexible pipe corresponding that are connected on the tube for transfusion with the filter head end, its construction features is: the flexible pipe upper end is connected with three-way valve, the outlet of three-way valve and soft pipe connection, the main-inlet of three-way valve is pegged graft with the filter head end and is communicated with, and the sub-inlet outside of three-way valve is bolted with open-topped closing cap, is set with silicon rubber cup on the caping of closing cap.
The disposable bilateral transfusion device of this structure carries out intravenous injection by bypass dosing principle.Dosing for convenience, transfusion needle flexible pipe upper end is connected with a three-way valve, and the upper end of transfusion needle flexible pipe is communicated with the outlet of three-way valve is affixed, and the tube for transfusion lower end is plugged on the main-inlet inboard of three-way valve, the sub-inlet outside of three-way valve is bolted with closing cap, like this, tube for transfusion is connected together by three-way valve and transfusion needle, when the needs venous transfusion, adjust three-way valve, the main-inlet and the outlet of three-way valve are communicated with, operate this transfusion device as the operation with traditional transfusion device then, can carry out intravenous drip; When needing to inject medicine, the entry needle of syringe is pierced through silicon rubber cup in the intravenous drip process, the sub-inlet of three-way valve is communicated with outlet, get final product the intravenous injection medicine, be difficult for blood back, it is very simple to operate.
Heavy dose of medicinal liquid is injected by sub-inlet and is entered human body for convenience, is provided with the socket that is used for plug-in mounting filter head end in the sub-inlet.
Because the entry needle aperture is generally all less, pierce through the method that three-way valve sub-inlet silicon rubber cup carries out the bypass injection by entry needle and only be applicable to the injection small amount of drug, when needing relatively large ground intravenous injection medicine, close three-way valve, back out the closing cap on the sub-inlet, the syringe that is filled medicinal liquid is pulled up entry needle, the syringe body head end is inserted in the sub-inlet, adjust three-way valve then, the sub-inlet of three-way valve is communicated with outlet, pushing syringe is injected medicinal liquid in the human body by three-way valve and transfusion needle, fast effectively, avoided once more, injected and finish to the trouble of human body acupuncture treatment, three-way valve adjusted to main-inlet and outlet are communicated with can proceed venous transfusion, very convenient.After in the sub-inlet socket being set, also can be by the Plug Division another set of tube for transfusion of pegging graft, like this, very convenient when instiling the medicinal liquid of two kinds of different pharmaceuticals simultaneously for needs.
In order to strengthen versatility, main-inlet is identical with the structure of sub-inlet.
Because structure is identical, main-inlet and sub-inlet can be replaced use, like this, when fortuitous event appears in main-inlet, only need to adjust three-way valve, and sub-inlet is communicated with outlet, just can use sub-inlet to carry out intravenous drip, do not influence the normal use of transfusion device.
In sum, adopt the disposable bilateral transfusion device of this structure rational in infrastructure, easy to operate, be convenient to the intravenous injection medicine, be fit to use to the patient infusion of prodrug complex the time, especially be fit to the blood of swooning, use when having a fainting spell during acupuncture treatment patient infusion.
Description of drawings
In conjunction with the accompanying drawings this utility model is described in further detail:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is that this utility model and two overlaps the structural representation when tube for transfusions are supporting to be used.
Among the figure: 1 is tube for transfusion, and 2 is bottle-stinging needle, and 3 is Murphy's burette, and 4 is actuator, and 5 is filter, and 6 is flexible pipe, 7 is transfusion needle, and 8 is three-way valve, and 81 is screw thread, and 82 is valve casing, and 83 is spool, 84 are outlet, and 85 is main-inlet, and 86 is sub-inlet, and 87 is closing cap, and 88 is silicon rubber cup.
The specific embodiment
As shown in the figure, this disposable bilateral transfusion device comprises tube for transfusion 1, the upper end of tube for transfusion 1 is equipped with the bottle-stinging needle 2 of puncture medicine bottle, the tube for transfusion middle part is equipped with Murphy's burette 3, actuator 4 and filter 5, the lower end of tube for transfusion 1 is connected with three-way valve 8, for the ease of dismounting, the lower end of tube for transfusion 1 is inserted in the main-inlet 85 of three-way valve 8; Sub-inlet 86 outsides of three-way valve 8 are provided with screw thread 81, sub-inlet 86 outsides are bolted with closing cap 87, and closing cap 87 is the tubular of both ends open, are sealed and installed with silicon rubber cup 88 on the nozzle away from three-way valve 8, like this, tighten that closing cap 87 back sub-inlets 86 just can not leak gas, leakage; Medicinal liquid for convenience instils, the outlet 84 of three-way valve 8 is connected with flexible pipe 6, outlet 84 is communicated with flexible pipe 6 upper ends, and flexible pipe 6 lower ends fixedly are communicated with transfusion needle 7, like this, when the needs intravenous drip, pin the valve casing 82 of three-way valve 8, rotate the spool 83 of three-way valve 8, the main-inlet 85 of three-way valve 8 and outlet 86 are communicated with, carry out intravenous drip according to the operational approach of traditional infusion device then and get final product, very convenient.When needs carry out a small amount of intravenous injection medicine in intravenous drip the time, the entry needle of syringe is pierced through silicon rubber cup 88 on the sub-inlet 86, sub-inlet 86 and outlet 84 are communicated with, can carry out intravenous injection, inject and finish, main-inlet 85 and outlet 84 are communicated with, extract entry needle at last, it is very simple to operate.During for the intravenous injection of the relatively large medicine of needs, should close three-way valve 8 earlier, back out the closing cap 87 on the sub-inlet 86 then, the syringe of pulling up entry needle is inserted in the sub-inlet 86, adjust three-way valve 8 again, sub-inlet 86 and outlet 84 are communicated with, can carry out medicine and inject, inject and finish, tighten closing cap 87, three-way valve 8 is adjusted to main-inlet 85 be communicated with outlet 84, like this, intravenous drip just can be proceeded.When two kinds of different medicinal liquids of needs intravenous drip simultaneously, tube for transfusion 1 lower end of first kind of medicinal liquid is inserted in the main-inlet 85, tube for transfusion 1 lower end of second kind of medicinal liquid is inserted in the sub-inlet 86, three-way valve 8 is adjusted to main-inlet 85, sub-inlet 86 and outlet 84 all communicate, can adjust the instillation flow of two kinds of different medicinal liquids by adjustment actuator 4 separately, avoided using the traditional infusion device to need the drawback of acupuncture treatment once more, both alleviated nurse's workload, alleviated patient's misery again, can exchange use for the ease of main-inlet 85 and sub-inlet 86, main-inlet 85 is provided with identically with sub-inlet 86 structures in the present embodiment.
Claims (3)
1, a kind of disposable bilateral transfusion device, comprise the filter (5) and the transfusion needle flexible pipe (6) corresponding that are connected on the tube for transfusion (1) with filter (5) head end, it is characterized in that: flexible pipe (6) upper end is connected with three-way valve (8), the outlet (84) of three-way valve (8) is communicated with flexible pipe (6), the main-inlet (85) of three-way valve (8) is pegged graft with filter (5) head end and is communicated with, sub-inlet (86) outside of three-way valve (8) is bolted with open-topped closing cap (87), is set with silicon rubber cup (88) on the caping of closing cap (87).
2, disposable bilateral transfusion device as claimed in claim 1, it is characterized in that: sub-inlet is provided with the socket that is used for plug-in mounting filter head end in (86).
3, disposable bilateral transfusion device as claimed in claim 1 or 2 is characterized in that: main-inlet (84) is identical with the structure of sub-inlet (86).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920022771U CN201370832Y (en) | 2009-03-02 | 2009-03-02 | Disposable two-way infusion set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920022771U CN201370832Y (en) | 2009-03-02 | 2009-03-02 | Disposable two-way infusion set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201370832Y true CN201370832Y (en) | 2009-12-30 |
Family
ID=41496911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920022771U Expired - Fee Related CN201370832Y (en) | 2009-03-02 | 2009-03-02 | Disposable two-way infusion set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201370832Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104507528A (en) * | 2012-08-01 | 2015-04-08 | 株式会社Jms | Infusion set and method for using same |
| CN104721920A (en) * | 2015-03-26 | 2015-06-24 | 江苏阳普医疗科技有限公司 | Multi-speed regulation device of infusion pump and speed regulation method thereof |
| WO2015154301A1 (en) * | 2014-04-11 | 2015-10-15 | 福建省百仕韦医用高分子股份有限公司 | Medical switch connector |
| CN110124118A (en) * | 2019-05-07 | 2019-08-16 | 昆明医科大学第一附属医院 | A kind of lumbar puncture intrathecal injection device |
-
2009
- 2009-03-02 CN CN200920022771U patent/CN201370832Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104507528A (en) * | 2012-08-01 | 2015-04-08 | 株式会社Jms | Infusion set and method for using same |
| CN104507528B (en) * | 2012-08-01 | 2017-09-26 | 株式会社Jms | Infusion set and its application method |
| WO2015154301A1 (en) * | 2014-04-11 | 2015-10-15 | 福建省百仕韦医用高分子股份有限公司 | Medical switch connector |
| CN104721920A (en) * | 2015-03-26 | 2015-06-24 | 江苏阳普医疗科技有限公司 | Multi-speed regulation device of infusion pump and speed regulation method thereof |
| CN110124118A (en) * | 2019-05-07 | 2019-08-16 | 昆明医科大学第一附属医院 | A kind of lumbar puncture intrathecal injection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20110302 |