CN202982767U - Exhausting-free empty-preventing infusion apparatus - Google Patents
Exhausting-free empty-preventing infusion apparatus Download PDFInfo
- Publication number
- CN202982767U CN202982767U CN 201220625404 CN201220625404U CN202982767U CN 202982767 U CN202982767 U CN 202982767U CN 201220625404 CN201220625404 CN 201220625404 CN 201220625404 U CN201220625404 U CN 201220625404U CN 202982767 U CN202982767 U CN 202982767U
- Authority
- CN
- China
- Prior art keywords
- floating plug
- sealing cap
- liquid
- transfusion
- drip chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to an exhausting-free empty-preventing infusion apparatus. The upper end of a drip chamber is in sealing connection with a dropper, a sealing cap is fixed at the bottom of the drip chamber, outlet liquid channels are arranged on the periphery of the drip chamber, a boss is arranged above the drip chamber, and a liquid outlet tube is connected on the lower portion of the drip chamber. Floating plug medicine flowing channels are arranged on the periphery of a floating plug, a floating plug rod is arranged under the floating plug and firmly inserted into the boss on the upper portion of the sealing cap, the outer diameter of the floating plug is smaller than that of an inner cavity of the drip chamber, and the density of materials is smaller than that of the medicine liquid. When transfusion is started, the opening of the liquid outlet tube is sealed by the sealing cap, so that the filled medicine liquid cannot flow into the transfusion pipeline, the opening of the liquid outlet tube can be totally immersed along with rising of the liquid level, the air at the bottom can be evacuated, the floating plug can be floated along with rising of the liquid level, and transfusion can be performed by pulling up the sealing cap and automatically opening the opening of the liquid outlet tube, so that exhausting can be prevented. When transfusion is to be finished, the liquid level descends, the floating plug descends, the liquid level is lower than the floating plug, the floating plug presses the sealing cap down to cover the opening of the liquid outlet tube, and the effect of preventing empty in dripping can be achieved.
Description
Technical field
This utility model relates to a kind of aerofluxus anti-empty transfusion system of exempting from.
Background technology
At medicine and hygiene fields, be widely used disposable infusion set the patient carried out venous transfusion at present, have intravenously administrable easy to operate, improve curative effect, disposable use, prevent the positive role of cross infection.
yet, common disposable infusion set is owing to not possessing automatic vent and automatic-closing mechanism, when the transfusion beginning, clinical nursing staff usually adopts the extruding infusion unit titrimeter that medicinal liquid is filled in infusion pipeline and infuses, because the dropping funnel lower end does not have locking device, the operation air bubble that very easily causes medicinal liquid can mix in dropping funnel enters into infusion pipeline like this, cause the halfway problem of exhaust problem and aerofluxus, affect the operation of clinical nursing staff, simultaneously in case the air bubble that is mingled in medicinal liquid enters into the human vein blood vessel along with the medicinal liquid of infusion, can cause that the vein blood vessel inner blood solidifies thromboembolism, threat to life when serious.
General infusion set does not possess the automatic locking device of transfusion when completing yet and drips empty function to prevent the medicinal liquid in infusion pipeline in addition, untimely or in time do not pull out pin in case change dressings, medicinal liquid drips sky, blood will be back to infusion pipeline under the pressure of venous pressure in, cause patient's injury and fear, blood directly contacts with air and can produce blood coagulation simultaneously, can cause blood to flow back in the venous patient blood vessel if continue transfusion again, can cause the problems such as blood vessel internal congestion.In addition, the infusion pipeline medicinal liquid drip sky air enter in pipeline in a large number, continue transfusion if need to change dressings, the air in infusion pipeline just is difficult for being excluded or is difficult for getting rid of clean.For above-mentioned reasons, whether patient and medical personnel must constantly pay close attention to transfusion and complete, in order in time change dressings or pull out pin, bring nervous pressure for patient and medical personnel.
Summary of the invention
The purpose of this utility model is for above-mentioned present situation, aim to provide a kind of can be in transfusion beginning and when nearly completing automatic plugging transfusion device infusion pipeline exempt from the aerofluxus anti-empty transfusion system.
The implementation of this utility model purpose is, exempt from the aerofluxus anti-empty transfusion system, dropping funnel upper end and dropper are tightly connected, and sealing cap is fixed in bottom, dropping funnel lower end, surrounding has the fluid course of going out, on boss is arranged, the lower drain pipe that connects, the floating plug surrounding has floating plug medicinal liquid circulation road, under the floating plug bar is arranged, in the boss on floating plug bar insert-seal cap top, and closely connect, floating plug medicinal liquid circulation road communicates with the fluid course that goes out of sealing cap surrounding; The floating plug external diameter is less than the dropping funnel inner chamber, and the density of material is less than the density of medicinal liquid.
This utility model is when the transfusion beginning, the sealed cap closure of the drain pipe mouth of pipe, the medicinal liquid of injection can not flow into infusion pipeline, along with the complete submergence drain pipe mouth of pipe of liquid level rising, bottom air is excluded, along with liquid level rises, floating plug floats, the pull-up sealing cap, automatically open the drain pipe mouth of pipe, normal infusion can not make air mix in medicinal liquid, plays and exempts from scavenging action.When transfusion was totally lost soon, liquid level descended, and floating plug descends, when liquid level was following lower than floating plug, floating plug pressed down sealing cap, covered the drain pipe mouth of pipe, air can not enter into out in infusion pipeline, prevents that air from entering in patient's body, and perhaps medicinal liquid drips the problem that sky causes blood back.
This utility model is easy to processing and assembling, very easily forms batch production.
Description of drawings
Fig. 1 is this utility model structural representation,
Fig. 2 is gear-like floating plug structural representation,
Fig. 3 is flexible falope ring cap schematic diagram,
Fig. 4 is that this utility model is used for transfusion state figure.
The specific embodiment
With reference to Fig. 1,2,3, dropping funnel of the present utility model 2 upper ends and dropper 1 are tightly connected, sealing cap is fixed in bottom, dropping funnel lower end, surrounding has the fluid course of going out, on boss is arranged, the lower drain pipe 5 that connects, the thickness of sealing cap center and shutoff place of the drain pipe mouth of pipe is 0.05 ~ 0.15mm, can guarantee sealing process preferably.
Floating plug 3 tops are gear-like shown in Figure 2, are floating plug medicinal liquid circulation road between tooth, under the floating plug bar is arranged, in the boss on floating plug bar insert-seal cap top, and closely connect, floating plug can not roll.Floating plug medicinal liquid circulation road communicates with the fluid course that goes out of sealing cap surrounding.The floating plug external diameter is less than the dropping funnel inner chamber, and the density of material can rise along with liquid level less than the density of medicinal liquid, floats in dropping funnel under the effect of buoyancy, falls under action of gravitation, moves up and down to drive sealing cap, automatically realizes the open and close to drain pipe 5 mouths of pipe.
Sealing cap 4 is flexible falope ring cap shown in Figure 3, and surrounding has the fluid course of going out, and shutoff is realized to liquid outlet in the center.
With reference to Fig. 4, when carrying out the clinical vein transfusion, the medicinal liquid of top of the present utility model is injected in dropping funnel 2 through dropper 1, injection along with medicinal liquid, liquid level in dropping funnel rises, because drain pipe 5 mouths of pipe are sealed by flexible falope ring cap 4, can not enter into infusion pipeline from drain pipe, and be stored in dropping funnel, along with the medicinal liquid liquid level raises, the complete submergence drain pipe mouth of pipe, and bottom air is got rid of can not have air to go in flowing to infusion pipeline in being mingled in medicinal liquid when the drain pipe mouth of pipe is opened subsequently.When liquid level rose to floating plug 3, along with liquid level rises, floating plug can float under the effect of buoyancy, the flexible falope ring cap 4 of pull-up simultaneously, automatically open the drain pipe mouth of pipe, medicinal liquid flow into by the drain pipe mouth of pipe in the infusion pipeline of this utility model below and goes, and plays and exempts from scavenging action.When transfusion is nearly completed, the medicinal liquid liquid level descends in dropping funnel, floating plug descends and descends along with liquid level, until liquid level is when following lower than floating plug, the buoyancy that acts on floating plug disappears, under its gravity, press down flexible falope ring cap 4 and cover the drain pipe mouth of pipe, push flexible falope ring cap this moment under the pressure of atmospheric pressure and floating plug deadweight, block firmly the drain pipe mouth of pipe, make air can not enter into infusion pipeline, play the anti-empty effect, prevented that air from entering in patient's body, or the fortuitous event of blood back occurred causing.
Claims (4)
1. exempt from the aerofluxus anti-empty transfusion system, it is characterized in that dropping funnel upper end and dropper are tightly connected, sealing cap is fixed in bottom, dropping funnel lower end, and surrounding has the fluid course of going out, on boss is arranged, the lower drain pipe that connects, the floating plug surrounding has floating plug medicinal liquid circulation road, under the floating plug bar is arranged, in the boss on floating plug bar insert-seal cap top, and closely connect, floating plug medicinal liquid circulation road communicates with the fluid course that goes out of sealing cap surrounding; The floating plug external diameter is less than the dropping funnel inner chamber, and the density of material is less than the density of medicinal liquid.
2. the aerofluxus anti-empty transfusion system of exempting from according to claim 1 is characterized in that floating plug (3) top is gear-like, is floating plug medicinal liquid circulation road between tooth.
3. the aerofluxus anti-empty transfusion system of exempting from according to claim 1 and 2, is characterized in that sealing cap (4) is flexible falope ring cap.
4. the aerofluxus anti-empty transfusion system of exempting from according to claim 1, is characterized in that the thickness of sealing cap center and shutoff place of the drain pipe mouth of pipe is 0.05 ~ 0.15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220625404 CN202982767U (en) | 2012-11-23 | 2012-11-23 | Exhausting-free empty-preventing infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220625404 CN202982767U (en) | 2012-11-23 | 2012-11-23 | Exhausting-free empty-preventing infusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202982767U true CN202982767U (en) | 2013-06-12 |
Family
ID=48554001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220625404 Expired - Fee Related CN202982767U (en) | 2012-11-23 | 2012-11-23 | Exhausting-free empty-preventing infusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202982767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402728A (en) * | 2020-11-30 | 2021-02-26 | 金士勇 | Empty-dropping-prevention liquid stopping device for infusion apparatus |
-
2012
- 2012-11-23 CN CN 201220625404 patent/CN202982767U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402728A (en) * | 2020-11-30 | 2021-02-26 | 金士勇 | Empty-dropping-prevention liquid stopping device for infusion apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201692443U (en) | Automatic vent safe infusion device | |
| CN202920736U (en) | Disposable infusion apparatus capable of cutting off liquid automatically | |
| CN202168987U (en) | Disposable self-exhausting and self-stopping infusion apparatus | |
| CN201871039U (en) | Self-exhaust non-bubble infusion apparatus | |
| CN201211374Y (en) | Disposable safe liquor-filtration transfusion device | |
| CN102580180B (en) | Disposable automatic liquid stopping infusion set and manufacturing method thereof | |
| CN103830795A (en) | Disposable automatic liquid stopping infusion set | |
| CN203417366U (en) | Blood return preventing medical infusion set | |
| CN202982767U (en) | Exhausting-free empty-preventing infusion apparatus | |
| CN103830809A (en) | Disposable automatic liquid stopping infusion set | |
| RU154545U1 (en) | DEVICE FOR SAFE INJECTION OF LIQUID | |
| CN203408253U (en) | Automatic flushing safety infusion bottle | |
| CN103432640A (en) | Anti-blood return medical infusion set | |
| CN102580190A (en) | Disposable self-limiting and self-stopping transfusion system | |
| CN101700421A (en) | Disposable safety infusion device | |
| CN203001604U (en) | Exhaustion-free empty dripping-proof device of infusion apparatus | |
| CN202173641U (en) | Transfusion device with an automatic transfusion-stop, blood backflow prevention and filter structure | |
| CN103830794A (en) | Infusion set free of air exhaust and capable of preventing empty dripping | |
| CN204379885U (en) | A kind of Multifunctional safety transfusion system | |
| CN203790366U (en) | Morphy dropper provided with wash pipe | |
| CN201744018U (en) | Puncture outfit for dripping-off-proof infusion set | |
| CN203263955U (en) | Disposable liquid-stopping infusion device | |
| CN203303417U (en) | Disposable secondary filter automatic infusion device | |
| CN201279313Y (en) | Infusion dropping funnel | |
| CN204411404U (en) | A kind of transfusion device with automatic liquid-stopping and Anti-bubble function |
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: 20130612 Termination date: 20131123 |