CN202724335U - A transfusion drip chamber defoaming floating plug realizing automatic stop of liquid - Google Patents
A transfusion drip chamber defoaming floating plug realizing automatic stop of liquid Download PDFInfo
- Publication number
- CN202724335U CN202724335U CN 201120552245 CN201120552245U CN202724335U CN 202724335 U CN202724335 U CN 202724335U CN 201120552245 CN201120552245 CN 201120552245 CN 201120552245 U CN201120552245 U CN 201120552245U CN 202724335 U CN202724335 U CN 202724335U
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- plug
- floating
- automatic stop
- defoaming
- liquid
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Abstract
The technical solution of the utility model is characterized in that: a transfusion drip chamber defoaming floating plug realizing automatic stop of liquid is disposed at a liquid outlet in the lower portion of a drip chamber housing on the basis of a conventional transfusion drip chamber; the defoaming floating plug comprises a segmented floating tray and a rubber plug or solid rubber plug installed on a plug head of the segmented floating tray; the segmented floating tray comprises an inner pool formed by a plurality of inner annular segments; on the outside of the inner pool, the segmented floating tray is provided with a plurality of outer pools formed by a plurality of outer annular segments; the center of the segmented floating tray is provided with a central hole; the rubber plug is in the shape of a hollow and elastic thin film; inner discharge chutes are disposed between the inner annular segments of the inner pool of the segmented floating tray; and outer discharge chutes are disposed between the outer annular segments of the outer pools and the inner annular segments. The objective of defoaming of liquid medicine can be achieved through two times of adsorption and filter. When the liquid medicine is transfused completely, the defoaming floating plug drops synchronously along with the liquid medicine surface of the drip chamber until the rubber plug or solid rubber plug disposed on the lower portion of the segmented floating tray blocks the liquid outlet of a dropper completely, so that the flow stops automatically because of generation of negative pressure.
Description
Technical field:
This utility model relates to various transfusion device dropping funnels, and this Perfusion drip funnel is comprised of flap floating plate and plug or solid plug with froth breaking automatic stop floating plug.
In infusion process, medicinal liquid often contains certain bubble, does not produce hidden danger in the patient body if do not note inputting, and secondly in the patient infusion process, after medicinal liquid is totally lost, as in time not finding and take out needle tubing, easily causes " blood back " phenomenon.The maximum characteristics of this patent are to have solved in time to eliminate medicinal liquid bubble and the self-braking problem of transfusion in the society medical field in the patient infusion complete process, avoid the generation of medicinal liquid bubble and " blood back " phenomenon, alleviate to some extent patient and the medical personnel pressure on spirit and muscle power.
Background technology:
In infusion process, by in the built-in froth breaking automatic stop of infusion unit titrimeter floating plug structure medicine is dripped that institute's bubbles carries out adsorption filtration and when medicinal liquid is about to be totally lost the froth breaking automatic stop floating plug in the dropper descend with liquid, plug or solid plug just insert on the dropping funnel fluid mouth of pipe, because produce negative pressure, liquid stops to flow.
Summary of the invention:
The purpose of this utility model be to provide and the matching used Perfusion drip funnel of common disposable infusion set with froth breaking automatic stop floating plug, formed by flap floating plate and plug or solid plug.Naturally eliminate the drain pipe of bubble, obstruction disposable infusion set dropper after it can be finished in infusion process, produce liquid stream automatic stop and simple in structure, easily produce and install.
Technical solution of the present utility model is: at its dropping funnel shell bottom liquid outlet a kind of Perfusion drip funnel froth breaking automatic stop floating plug is set on former common transfusion dropping funnel basis, formed by flap floating plate and the plug or the solid plug that are installed in the chock plug of flap floating plate, the flap floating plate comprises the interior pond that is comprised of some internal ring lobes, comprise the some outer pond that is formed by some outer shroud lobes outside the interior pond of flap floating plate, there is centre bore at flap floating plate center, plug is the hollow elasticity film like, let out groove in having between the internal ring lobe in the interior pond of flap floating plate, groove leaks between the outer shroud lobe in outer pond and the internal ring lobe, its plug face is the polycyclic disk that is centrosymmetric that internal ring lobe and outer shroud lobe form, form Nei Chi and Wai Chi, can supply the medicinal liquid aeration; Let out groove between the internal ring lobe and between internal ring lobe and the outer shroud lobe, can hold that medicinal liquid flows behind the aeration; When beginning to infuse, at first splash into interior pond during lower of medicinal liquid, dropping liquid produces concussion and makes the contained Bubble formation collision of the medicinal liquid sudden and violent bubble that mutually expands after the absorption since in to let out groove narrow, can stop that bubble passes through; By the interior medicinal liquid of letting out the outside pond of concentrated flow since in let out the narrow liquid stream that produces of groove, the little residual bubble that folder floats in the medicinal liquid is excluded from outside the main flow, the flow blind angle place in pond converges the sudden and violent bubble that expands after the rear mutual absorption outside, or piled up the sudden and violent bubble that expands after the absorption of outer shroud lobe sidewall, medicinal liquid flows into the dropping funnel shell after filtering by the groove that leaks between internal ring lobe and the outer shroud lobe again, and medicinal liquid is through 2 times absorption and filter the purpose that can reach froth breaking.
Flap floating plate raw material adopts proportion less than 1 medical macromolecular materials, thereby float on the medicinal liquid face, can descend with medicinal liquid medicinal liquid face, when medicinal liquid is failed to the greatest extent, froth breaking automatic stop floating plug descends synchronously with the medicinal liquid face of dropping funnel, the plug or the solid plug that finally are placed in flap floating plate bottom stop up the dropper liquid outlet fully, stop owing to producing the mobile nature of negative pressure.
The flap floating plate of considering froth breaking automatic stop floating plug keeps horizontal equilibrium to prevent crooked and impact effect, at froth breaking automatic stop floating plug face Center the through chock plug of centre bore inner, keep froth breaking automatic stop floating plug level by medicinal liquid gravity.
Consider that nursing is by pinching the dropping funnel ventilation custom in infusion process, flap floating plate outer shroud lobe is designed to concavity and its root is provided with scrobicular ring, and normal condition is opened naturally, can draw in to the center when being squeezed.
Description of drawings:
Concrete structure of the present utility model is provided by following embodiment and structural representation.
Fig. 1 is embodiment and the structural representation of froth breaking automatic stop Perfusion drip funnel, wherein dropping funnel shell (1), flap floating plate (2), plug (3) and dropping funnel lid (4).
Fig. 1-1 froth breaking automatic stop floating plug is embodiment in the infusion process and structural representation, Fig. 1-2, Fig. 1 the-the 3rd, embodiment and the structural representation of the application pattern of various dropping funnels.
Fig. 2 is flap floating plate embodiment and structural representation.Fig. 2-the 1st, the X-direction profile of flap floating plate, Fig. 2-the 2nd, the Y direction profile of flap floating plate, Fig. 2-the 3rd is along embodiment and the structural representation in the outer shroud lobe cross section of flap floating plate.
Fig. 3, Fig. 3-1 is respectively the plug of froth breaking automatic stop floating plug and embodiment and the structural representation of solid plug.
The specific embodiment:
With reference to Fig. 1 and Fig. 1-2, Fig. 1-3, after transfusion is finished, froth breaking automatic stop floating plug (2) descends with the medicinal liquid face, the plug (3) that settle its flap floating plate (2) bottom inserts the drain pipe of dropping funnel shell (1), sealed the drain pipe of dropping funnel shell 1, therefore cause that transfusion device lower pipeline negative pressure produces, medicinal liquid is no longer mobile.
With reference to Fig. 2, Fig. 2-1, Fig. 2-2, Fig. 2-3, the flap floating plate (2) of froth breaking automatic stop floating plug is a centrosymmetric disk, its diameter is slightly less than dropping funnel shell internal diameter, medicine drips and can naturally splash in the interior pond (2-5), form a circular interior pond (2-5) by some internal ring lobes (2-4), let out groove (2-1) in having between the internal ring lobe (2-4), can stop that a certain size bubble passes through.Form several outer ponds (2-6) by some outer shroud lobes (2-3), the gap between internal ring lobe (2-4) and the outer shroud lobe (2-3) forms the groove (2-2) that leaks, and can stop that a certain size bubble passes through.In the infusion process, because dripping the continuous generation concussion of bump, medicine force medicinal liquid constantly to fluctuate, bubble in the medicinal liquid has increased activity, absorption produces and expands and quick-fried bubble mutually, bubbles or the medicinal liquid that contains micro-bubble do not flow into outer pond (2-6) by the interior groove (2-1) of letting out, because of in let out little the making in the gap of groove (2-1) and flow into outer pond (2-6) medicinal liquid generation liquid stream, the little residual bubble that folder floats in the medicinal liquid is excluded from outside the main flow, the flow blind angle place of pond (2-6) converges the sudden and violent bubble that expands after the rear mutual absorption outside, or is piled up the sudden and violent bubble that expands after the absorption of outer shroud lobe (2-3) sidewall.Medicinal liquid flows in the dropping funnel shell after filtering by the groove that leaks (2-2) between inner valve (2-4) and the outer shroud lobe (2-3) again, and medicinal liquid is through above-mentioned absorption and filter the purpose that can reach froth breaking.
With reference to Fig. 2, Fig. 2-1, Fig. 2-2, Fig. 2-3, its root of outer shroud lobe (2-3) of flap floating plate 2 is provided with scrobicular ring (2-9), normal condition is opened naturally, when being squeezed, can close up to the center, do not affect and nurse in the infusion process by pinching the dropping funnel ventilation custom, because outer shroud lobe (2-3) is designed to concavity and also can relax owing to extruding causes the groove that leaks (2-2), affects defoaming effect.
With reference to Fig. 3, the plug (3) of froth breaking automatic stop floating plug is the hollow shell-like, can with chock plug (2-8) overcoat, by the elastic soft material manufacture, its outside dimension is slightly larger than liquid outlet, this plug (3) pastes and the liquid outlet inwall naturally when medicinal liquid is failed to the greatest extent, and because the negative pressure in the pipeline makes the plug top produce expansion, the sealing liquid outlet.
With reference to Fig. 3-1, the solid plug (3-1) of froth breaking automatic stop floating plug is solid, by the elastic soft material manufacture.Can with chock plug (2-8) interpolation, its outside dimension is slightly larger than liquid outlet, when the defeated natural applying liquid outlet of this plug (3-1) inwall to the greatest extent time of medicinal liquid, sealing liquid outlet.
By the method manufacturing of general plastic processing, can carry out matching design according to the structure of various transfusion devices.Economical and practical, easy and simple to handle, convenient and reliable, cost of manufacture is cheap, and market potential is very big, and prospect is considerable.
Claims (7)
1. a Perfusion drip funnel is with froth breaking automatic stop floating plug, it is characterized in that being comprised of flap floating plate (2) and the plug (3) or the solid plug (3-1) that are installed in the chock plug (2-8) of flap floating plate (2).
2. Perfusion drip funnel according to claim 1 is characterized in that with froth breaking automatic stop floating plug described flap floating plate (2) comprises the interior pond (2-5) that is comprised of some internal ring lobes (2-4).
3. Perfusion drip funnel according to claim 1 is with froth breaking automatic stop floating plug, it is characterized in that comprising the some outer pond (2-6) that is comprised of some outer shroud lobes (2-3) outside the interior pond of described flap floating plate (2).
4. Perfusion drip funnel according to claim 1 is characterized in that with froth breaking automatic stop floating plug there is centre bore (2-7) at described flap floating plate (2) center.
5. Perfusion drip funnel according to claim 1 is characterized in that with froth breaking automatic stop floating plug described plug (3) is the hollow elasticity film like.
6. Perfusion drip funnel according to claim 2 is with froth breaking automatic stop floating plug, lets out groove (2-1) in it is characterized in that having between the internal ring lobe (2-4) in interior pond (2-5) of described flap floating plate (2).
7. Perfusion drip funnel according to claim 3 is with froth breaking automatic stop floating plug, it is characterized in that the groove (2-2) that leaks between the outer shroud lobe (2-3) in outer pond (2-6) of described flap floating plate (2) and the internal ring lobe (2-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120552245 CN202724335U (en) | 2011-12-26 | 2011-12-26 | A transfusion drip chamber defoaming floating plug realizing automatic stop of liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120552245 CN202724335U (en) | 2011-12-26 | 2011-12-26 | A transfusion drip chamber defoaming floating plug realizing automatic stop of liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202724335U true CN202724335U (en) | 2013-02-13 |
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ID=47650095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120552245 Expired - Fee Related CN202724335U (en) | 2011-12-26 | 2011-12-26 | A transfusion drip chamber defoaming floating plug realizing automatic stop of liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202724335U (en) |
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2011
- 2011-12-26 CN CN 201120552245 patent/CN202724335U/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 | ||
| DD01 | Delivery of document by public notice |
Addressee: Yan Jianmin Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice |
Addressee: Yan Jianmin Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20141226 |
|
| EXPY | Termination of patent right or utility model |