CN203060495U - Anti-air intake infusion apparatus - Google Patents
Anti-air intake infusion apparatus Download PDFInfo
- Publication number
- CN203060495U CN203060495U CN 201320043411 CN201320043411U CN203060495U CN 203060495 U CN203060495 U CN 203060495U CN 201320043411 CN201320043411 CN 201320043411 CN 201320043411 U CN201320043411 U CN 201320043411U CN 203060495 U CN203060495 U CN 203060495U
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- China
- Prior art keywords
- float
- fluid storage
- reservoir compartment
- air
- storage liquid
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Abstract
The utility model discloses an anti-air intake infusion apparatus. The anti-air intake infusion apparatus comprises a fluid storage cavity (1) communicating a medicine bottle with a hypodermic needle, wherein the fluid storage cavity (1) comprises a fluid storage inlet (2) communicated with the medicine bottle, and a fluid storage outlet (3) communicated with the hypodermic needle; and a floater (4) is arranged in the fluid storage cavity (1) and moves along with the fluid, and the external diameter of the floater (4) is greater than the diameters of the fluid storage inlet (2) and the fluid storage outlet (3). The anti-air intake infusion apparatus has a simple structure, is simple and easy to operate, can not only prevent medical accidents including air embolism caused by that air enters a human vein, and the like, but also effectively reduce the workload of nurses on duty, has remarkable advantages particularly under the condition of more infused patients in a large-scale hospital, and is suitable for wide popularization and application.
Description
Technical field
This utility model relates to the transfusion field, specifically, is a kind of anti-air inlet infusion set.
Background technology
Existing infusion techn, normally infusion pump is contained in the infusion bottle (bag) of glass or plastics, and drip speed by the transfusion device adjustment, it is continued, stably be injected in the human vein, its principle is as follows: as shown in Figure 1, infusion bottle (bag) hangs on the top of drip stand, injection is by the effect of gravitional force, at the uniform velocity splash in the reservoir compartment, the two ends of reservoir compartment then are connected with infusion bottle (bag) and human vein by tube for transfusion respectively, wherein, after injection enters human body, in reservoir compartment, form vacuum, human vein is pressed and is then equaled the interior liquid of reservoir compartment to the pressure of liquid between the syringe needle, along with constantly splashing into of injection in the reservoir compartment, can form the pressure reduction of injection being imported human vein, reach the purpose for the treatment of.Before transfusion, should drain air, in the infusion process, then should guarantee the difference in height of transfusion person's position and infusion bottle (bag) as much as possible, to keep the normal input of injection, when the injecting liquid drug of infusion bottle (bag) is intact, also the medicinal liquid that should in time more renew forms thromboembolism in order to avoid outside air enters vein by infusion bottle (bag).
The infusion set that present hospital uses can not seal behind the medicinal liquid of being totally lost automatically, and when transfusion finished, air can enter human vein by tube for transfusion.Therefore, when transfusion, must constantly monitor the transfusion progress, in case to the greatest extent defeated, will change infusion bottle (bag) or withdrawal of needle immediately, otherwise, air will be imported blood vessel, works the mischief, and nurse especially on duty will in time make an inspection tour, close observation, guarantee the timely of liquid changing or withdrawal of needle, prevent from monitoring error and cause dangerous consequences.
The utility model content
The purpose of this utility model is to provide a kind of anti-air inlet infusion set, be provided with the float that moves with liquid, when the liquid in the reservoir compartment flows to end, float can move to the position of storage liquid outlet with liquid, prevent that air from entering human vein, effectively guaranteed transfusion person's safety, prevented because monitoring that error causes the generation of malpracticees such as air embolism.
This utility model is achieved through the following technical solutions: a kind of anti-air inlet infusion set; comprise the reservoir compartment that is communicated between medicine bottle and the entry needle; described reservoir compartment comprises the storage liquid entrance that is connected with medicine bottle and the storage liquid that is connected with entry needle outlet; in clinical position; usually can cause retaining of air because the replacing medicinal liquid is untimely; if the untimely eliminating of air is clean; be very serious transfusion complication in the intravasation directly; can cause serious consequence; therefore; this utility model is provided with the float that moves with liquid in described reservoir compartment, the external diameter of described float is greater than storage liquid entrance; the diameter of storage liquid outlet.
During use, medicine bottle hangs on the top of drip stand, medicinal liquid splashes in the reservoir compartment from storage liquid entrance, again by storage liquid outlet input human body, after medicinal liquid drips off, float descends with the decline of liquid level in the reservoir compartment, when the medicinal liquid in the reservoir compartment was failed to the greatest extent, float then can be blocked the outlet of storage liquid, prevents entering of air, in this utility model, for better realizing the sealing of float, also be provided with the draw-in groove that holds float in described storage liquid exit, when float is displaced downwardly to the outlet of storage liquid with liquid level, just can snap in the draw-in groove, prevent entering of air.
For better realizing this utility model, described float is chondritic.
By said structure as can be known, described draw-in groove and reservoir compartment bottom are combined to form calabash shape structure, are designed beautifully, practicality.
For better realizing this utility model, the hollow-core construction of described ball float for being formed by plastic production is when using, ball float should float on the liquid level of reservoir compartment, guarantees can in time the outlet of storage liquid be blocked after medicinal liquid is failed to the greatest extent, and effect is obvious, certainly, adopt plastic production, its cost is also lower.
This utility model compared with prior art has the following advantages and beneficial effect:
(1) this utility model utilizes the design of float can prevent effectively that air from entering human vas, avoided retaining phenomenon because changing the untimely air that causes of medicinal liquid, effectively guaranteed transfusion person's safety, prevented because monitoring that error causes the generation of malpracticees such as air embolism.
(2) the utility model proposes the design of draw-in groove, effectively strengthened the sealing function of reservoir compartment, in the actual fabrication process, float can be set to sphere, the structure of draw-in groove is then corresponding with float, is combined to form calabash shape structure with the reservoir compartment lower end, and is both artistic and practical.
(3) this utility model is simple in structure, and float is that plastic production forms, and processing technology is simple, is fit to wide popularization and application.
Description of drawings
Fig. 1 is the structural representation of infusion set in the prior art.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is the partial structurtes sketch map of A shown in Figure 2.
1-reservoir compartment wherein, 2-storage liquid entrance, the outlet of 3-storage liquid, 4-float, 5-upper tubing, tube for transfusion under the 6-, 7-adjusting device.
The specific embodiment
Be described in further detail below in conjunction with this utility model of embodiment, but embodiment of the present utility model is not limited thereto.
Embodiment:
The infusion set that present hospital uses as shown in Figure 1, can not seal behind the medicinal liquid of being totally lost automatically, when transfusion finishes, air can enter human vein by tube for transfusion and form thromboembolism, therefore, and when transfusion, must constantly monitor the transfusion progress, in case to the greatest extent defeated, will change infusion bottle (bag) or withdrawal of needle immediately, otherwise, air will be imported blood vessel, works the mischief.And this utility model has overcome the problems referred to above, a kind of anti-air inlet infusion set has been proposed, as shown in Figure 2, it comprises the reservoir compartment 1 that is communicated between medicine bottle and the entry needle, be respectively equipped with the storage liquid entrance 2 that is connected with medicine bottle and the storage liquid that is connected with entry needle outlet 3 at reservoir compartment 1, storage liquid entrance 2 is communicated with medicine bottle by upper tubing 5, storage liquid outlet 3 is then passed through down, and tube for transfusion 6 is communicated with entry needle, for avoiding entering of air, in reservoir compartment 1, be provided with the float 4 that floats with liquid, the external diameter of float 4 should be greater than storage liquid entrance 5, the diameter of storage liquid outlet 6 is to guarantee the operate as normal of float.In the actual fabrication process, ball float 4 can adopt plastic production to form, and is designed to hollow-core construction, and when using, ball float 4 should float on the liquid level of reservoir compartment 1, guarantees its work efficiency, certainly, adopts plastic production, and its cost is also lower.
For strengthening the sealing of reservoir compartment 1, this utility model exports 3 places and also is provided with the draw-in groove that holds float 4 at storage liquid, as shown in Figure 3, and when float 4 is displaced downwardly to storage liquid and exports 3 with liquid, just can snap in the draw-in groove, prevent entering of air, in the actual fabrication process, float 4 can be set to sphere, the structure of draw-in groove is then corresponding with float 4, be combined to form calabash shape structure with reservoir compartment 1 lower end, good sealing effect, and both artistic and practical.
In existing clinical position; the exhaust methods that adopt are removed air more; as: changing under the untimely or incorrect situation of emptying gas method of transfusion liquid; usually can cause down tube for transfusion 6 internal memories to leave air, consequence is very serious, and in the prior art; the method of tube for transfusion 6 and entry needle junction under normal employing directly separates; carry out emptying, so both wasted medicine and also may cause the little air intravasation, and inadvisable.And this utility model is reasonable in design, utilizes the structure of float 4 to prevent entering of air, can alleviate nurse's on duty workload on the one hand, has also guaranteed transfusion person's safety on the other hand, has reduced because monitoring that error causes the frequency of malpracticees such as air embolism.
This utility model operating procedure is simple, the same with the operating procedure of existing infusion set, and for the application of more convenient float 4, this utility model is store the reservoir compartment 1 that liquid exports 6 one ends with correspondence and is made as funnel-shaped structure, during use, medicine bottle hangs on the top of drip stand, medicinal liquid splashes in the reservoir compartment 1 from storage liquid entrance 5, again by storage liquid outlet 6 input human bodies, after medicinal liquid dripped off, float 4 descended with the decline of liquid level in the reservoir compartment 1, when the medicinal liquid in the reservoir compartment 1 is failed to the greatest extent, 4 of floats can be blocked storage liquid outlet 6, prevent that air from entering human body by following tube for transfusion 6.
As shown in Figure 2, on upper tubing 5, following tube for transfusion 6, also be respectively equipped with the adjusting device 7 of regulating fluid flow, its role is to: the speed that can effectively control transfusion speed, rationally arrange patient's transfusion speed, improve drug effect, in like manner, only when tube for transfusion 6 is provided with adjusting device 7 down, can realize equally.
This utility model is simple in structure, operates simple and easyly, can not only prevent that air from entering human vein and causing malpracticees such as air embolism, can also effectively alleviate nurse's on duty workload, especially at the more situation of large hospital transfusion outpatient, its advantage is more obvious, is fit to wide popularization and application.
The above; it only is preferred embodiment of the present utility model; be not that this utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all falls within the protection domain of the present utility model any simple modification, equivalent variations that above embodiment does.
Claims (5)
1. anti-air inlet infusion set, comprise the reservoir compartment (1) that is communicated between medicine bottle and the entry needle, described reservoir compartment (1) comprises the storage liquid entrance (2) that is connected with medicine bottle and the storage liquid that is connected with entry needle outlet (3), it is characterized in that: be provided with the float (4) that moves with liquid in described reservoir compartment (1), the external diameter of described float (4) is greater than the diameter of storage liquid entrance (2), storage liquid outlet (3).
2. a kind of anti-air inlet tube for transfusion device according to claim 1 is characterized in that: locate also to be provided with the draw-in groove that holds float (4) in described storage liquid outlet (3).
3. a kind of anti-air inlet tube for transfusion device according to claim 2, it is characterized in that: described float (4) is chondritic.
4. a kind of anti-air inlet tube for transfusion device according to claim 3, it is characterized in that: described draw-in groove and reservoir compartment (1) bottom is combined to form calabash shape structure.
5. according to each described a kind of anti-air inlet tube for transfusion device of claim 1～4, it is characterized in that: the hollow-core construction of described float (4) for being formed by plastic production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320043411 CN203060495U (en) | 2013-01-28 | 2013-01-28 | Anti-air intake infusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320043411 CN203060495U (en) | 2013-01-28 | 2013-01-28 | Anti-air intake infusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203060495U true CN203060495U (en) | 2013-07-17 |
Family
ID=48759326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320043411 Expired - Fee Related CN203060495U (en) | 2013-01-28 | 2013-01-28 | Anti-air intake infusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203060495U (en) |
-
2013
- 2013-01-28 CN CN 201320043411 patent/CN203060495U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20160128 |
|
| EXPY | Termination of patent right or utility model |