CN103550855A - Environment-friendly liquid-saving infusion apparatus - Google Patents
Environment-friendly liquid-saving infusion apparatus Download PDFInfo
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- CN103550855A CN103550855A CN201310512980.9A CN201310512980A CN103550855A CN 103550855 A CN103550855 A CN 103550855A CN 201310512980 A CN201310512980 A CN 201310512980A CN 103550855 A CN103550855 A CN 103550855A
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- female luer
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Abstract
An environment-friendly liquid-saving infusion apparatus comprises a bottle plug puncture outfit, an upper infusion tube, a drip chamber, a lower infusion tube, a flow regulator, a silicone tube, a precision liquid filter, a capillary infusion tube, a capillary infusion tube connector and an outer taper joint. The environment-friendly liquid-saving infusion apparatus is characterized in that a sealed floating plug is arranged in a cavity of the outer taper joint, a plurality of matched Luer tapers are arranged between the outer taper joint and the capillary infusion tube, a floating plug support is arranged on the capillary infusion tube connector, and a looped link is arranged at a position between the drip chamber and the lower infusion tube. Infusion liquid can be prevented from pouring out into an infusion site after air in the lower infusion tube is exhausted, and poisonous harmful infusion water is prevented from polluting the environment and harming health of operators. Compared with similar products, the environment-friendly liquid-saving infusion apparatus is lower in manufacturing cost, more convenient and safer to use and stable in performance.
Description
[affiliated field]
The present invention relates to medical Transfusion device, be particularly useful for the transfusion device of environmental protection joint liquid type.
[technical background]
The transfusion device at present with environmental protection joint liquid type outer cone joint, its design is that a waterproof air filter is installed at cone joint place outside.Such transfusion device is to be mainly applicable to defeated radiotherapy, chemotherapy or the larger transfusion of other toxicity, it can be in tube for transfusion under transfusion device gas by after drained, make outer cone joint automatically stop transfusion to be sprayed and spoiled in transfusion place, avoid the toxicity transfusion pollution to environment.But in actual operation, also this waterproof air filter must be extractd, could and capillary tube for transfusion/or remaining needle on female Luer join.Because waterproof air filter and transfusion are contacted, and also can be stained with some transfusions on waterproof air filter, so after this waterproof air filter is extractd, these harmful components that are carried have just been left transfusion device, so can bring certain harm to environment or to operator; Moreover, because will unload this waterproof air filter, so also inconvenient while operating; Its manufacturing price is also higher in addition.
[summary of the invention]
The invention provides a kind of environmental protection joint liquid type transfusion device, it can overcome the above-mentioned deficiency in transfusion device use, allows transfusion device in use the pollution of environment further be dwindled, and makes operation more easy, but also manufacturing cost is further reduced.
A kind of environmental protection joint liquid type transfusion device, it comprises bottle plug puncture unit, upper tubing, dropping funnel, lower tube for transfusion, flow regulator, outer cone joint, capillary tube for transfusion, intravenous needle, it is characterized in that: described outer cone joint shell consists of shell on cavity and cavity lower casing, on described cavity, the transfusion input port of shell upper end extends to form female Luer to the outside, the transfusion delivery outlet of described cavity lower casing lower end extends to form lower female Luer to the outside, the female Luer that described upper female Luer and described lower female Luer are all public types, described upper female Luer connects described lower tube for transfusion, described lower female Luer connects described capillary tube for transfusion, a sealing floating plug is set in the cavity of described outer cone joint, described sealing floating plug the firstth district is sealing position, it is shaped as spherosome/or ball stage body/or Rotary-table/or cone/or multiaspect cone/or polyhedral cone stage body, which is provided with sealing flexible glue, described sealing floating plug Second Region is floating block position, and described floating block position arranges the volume of water and takes advantage of the quality that is greater than described sealing floating plug in the density of water, on the cavity inner wall of described outer cone joint middle and lower part, in the shape, the size that are positioned at shape, size and described sealing floating plug first district's sideway stance of the sealing anastomotic position in described sealing floating plug the firstth district, match, to realize sealing, described capillary tube for transfusion upper end has capillary tube for transfusion interface, its outside has A female Luer, inside also has a floating plug support, the two bottom is connected, when described capillary tube for transfusion interface and lower female Luer are joined, described A female Luer is positioned at outside described lower female Luer, described A female Luer is the female Luer of parent form, the shape of it and described lower female Luer, size matches, described floating plug support, within being positioned at described lower female Luer, its length is greater than the length of described lower female Luer, its profile is one/or more than one projection/or cut somebody's hair/or push away wooden fork.
As preferably: the firstth district of described sealing floating plug is positioned at the below of Second Region.
Further preferably: in the cavity of described outer cone joint, be also provided with ventilative, a permeable liquid medicine filtering membrane.
Further preferably: the dropping funnel at described transfusion device is also provided with the shackle that can hang slotting outer cone joint in the position between described outer cone joint.
Further preferably: between described capillary tube for transfusion interface and described capillary tube for transfusion, also increase a M female Luer and B female Luer, female Luer of common-use size on transfusion device outer cone joint both, wherein said M female Luer is the female Luer of public type, described B female Luer is the female Luer of parent form, and M female Luer is to extend to form from the lower end of described capillary tube for transfusion interface.And B female Luer is upper end from described capillary tube for transfusion, extends to form or weld or bond and connect.
Further preferably: the sidepiece in described sealing floating plug the firstth district is divided into two-layer, its ectomesoderm is sealing flexible glue layer, and internal layer is the housing that duroplasts is made into; The shape of described sealing floating plug Second Region is that its shape is cylinder/or cone/or circle hat body/or polyhedron.
Further preferably: on the tail end of described lower tube for transfusion, be provided with flexible silicon sebific duct.
Further preferably: described outer cone joint/or the outside of outer cone joint and capillary tube for transfusion interface be nested with the plastics hood bag of a ventilation.
Further preferably: described transfusion device is used polypropylene or polrvinyl chloride manufacture, while adopting polrvinyl chloride, plasticizer used is without benzene plasticiser, or DEHP plasticizer.
Further preferably: a precision liquid medicine filter is installed in described lower tube for transfusion, a waterproof air filter is also installed on the upper cover plate of described precision liquid medicine filter.
Beneficial effect: 1, environmental protection.After gas in lower tube for transfusion is drained, can avoid transfusion to spray and spoil in transfusion place, avoid medicinal liquid that toxicity is large to environment.2, manufacturing cost is lower.Compare with the similar environmental protection joint liquid type transfusion device described in technical background, in the waterproof air filter that it adopts, need to use waterproof air-filtering membrane, because the price of the diaphragm of single waterproof air-filtering membrane adds higher than the present invention China and foreign countries cone joint whole costs that capillary tube for transfusion interface adds B female Luer, so cost of the present invention is lower.3, safer.(1), the air of transfusion device the inside is to bring out in 100,000 grades of cleaning shops of forcible authentication, pure air only in this way just can guarantee that pulmonary infarction, pulmonary edema or inflammation of vein, systemic inflammatorome, pyemia in use do not occur transfusion person.Outer cone joint and capillary tube for transfusion interface are contained in to one with in air filter or the sack with several steam vents, avoided time female Luer, M female Luer to be exposed in transfusion place in unclean air, and the dust of super large, excess and suspension microorganism are dropped in lower female Luer, M female Luer.(2) raw material of, all the time manufacturing transfusion device is confined to adopt polrvinyl chloride to add DEHP plasticizer, although low cost of manufacture, DEHP plasticizer can make cancer medication taxol, when transfusion, degeneration occur, and has carcinogenic and toxicity oestrogen-like hormone.And the polypropylene that the present invention selects or polrvinyl chloride add without benzene plasticiser for making the material of transfusion device, they can guarantee that degeneration does not occur taxol, can not bring carcinogenic and bad toxic and side effects oestrogen-like hormone to nursing staff and transfusion person, so guaranteed the safety of using yet.4, use is more convenient.The standard design method of female Luer, be when joint length is 100, the difference between diameter at butt end and top diameter is six, adopts the joint of such tapering, can connect fast, there is again good sealing effectiveness and the reply stress that prevents exoneration to a certain degree.In the present invention, adopt female Luer that outer cone joint and capillary tube for transfusion are directly joined, so fairly simple when pegging graft.And in technical background by the installation of stating the environmental protection joint liquid type transfusion device of waterproof air filter, it unloads the operating procedure of getting off but also will have by waterproof air filter except must having aforesaid operations of the present invention, so operation is not easy.5, stable performance.Due to the setting of floating plug support, while making to infuse, no matter how outer cone joint is placed, can not make to seal floating plug and coincide with the sealing position of outer cone joint cavity lower casing because of the effect that is subject to buoyancy, and make transfusion stop.6, the scope of application is wide.The present invention has complete transfusion device accessory, can independently use, and also can be coupled on remaining needle and use.What the position that remaining needle tail end and transfusion device join adopted is the parent form female Luer of transfusion device common-use size.Because the diameter of the lower female Luer in the present invention can be larger than the female Luer of the outer cone joint of transfusion device common-use size, reason is because the partial volume in the pipe that will account for female Luer after floating plug support has been installed, in order to meet the regulation of the flow rates in transfusion standard, so diameter can only be done greatly, be caused the interface on lower female Luer and remaining needle to mismatch.In order to overcome such shortcoming, the present invention extends the female Luer M female Luer one by one that meets transfusion device outer cone joint common-use size in the lower end of capillary tube for transfusion interface, has so just expanded the scope of application of this transfusion device.
[Figure of description]
Fig. 1 is the diagram one of a kind of environmental protection joint of patent of the present invention liquid type transfusion device.
Fig. 2 is the diagram two of a kind of environmental protection joint of patent of the present invention liquid type transfusion device.
[specific embodiment]
[specific embodiment]
Embodiment mono-,
A kind of environmental protection joint liquid type transfusion device as shown in Figure 1, bottle plug puncture unit 1 connects upper tubing 2, and upper tubing 2 connects dropping funnel 3, and dropping funnel 3 connects lower tube for transfusion 5, on the connection tube between dropping funnel 3 lower ends and lower tube for transfusion 5, is provided with a shackle 4.Pipe at lower tube for transfusion 5 is nested with a flow regulator 6 outward, on lower tube for transfusion 5 tail ends below flow regulator 6, is connected to a flexible silicon sebific duct 20.
Described flexible silicon sebific duct 20 and the upper female Luer 7 of outer cone joint match, join, and upper female Luer 7 is to be stretched out and formed by the transfusion input port on shell 11 on the cavity of outer cone joint.Outer cone joint forms after being installed by shell on cavity 11 and 12 grafting of cavity lower casing.The upper and lower shell of cavity all adopts duroplasts to be made.
Sealing floating plug 13 is arranged on the inside cavity of outer cone joint, and described sealing floating plug 13 is provided with the firstth district, Second Region, and wherein the firstth district is sealing position, it is a rounding stage body, its sidepiece is divided into two-layer, and its ectomesoderm 10 is sealing flexible glue layer, and internal layer is the housing that duroplasts is made; The Second Region of sealing floating plug 13 is floating block districts, and it is a cylinder floating block of being made by duroplasts, and the firstth district of described sealing floating plug 13 is positioned under Second Region.On described cavity, on the inwall down of shell 11, there is one or more plush copper 21, to guarantee that the floating block that seals floating plug 13 can not be adjacent to shell cavity, to affect flow velocity; The position that described cavity lower casing 12 and described sealing floating plug 13 first district's exterior side surface are identical and shape, the size of described sealing floating plug 13 first district's exterior side surface match, to guarantee that sealing floating plug 13 can realize the identical effect of sealing.
The transfusion delivery outlet of outer cone joint cavity lower casing 12 stretches out and forms lower female Luer 8, and lower female Luer 8 and A female Luer 15 are joined.A female Luer 15 is positioned at the outside of capillary tube for transfusion interface 22 upper ends, and capillary tube for transfusion interface 22 is positioned at the upper end of capillary tube for transfusion 17.What be positioned at capillary tube for transfusion interface 22 upper ends inner sides is a floating plug support 14, and the lower bottom part of it and A female Luer 15 merges into one.After capillary tube for transfusion interface 22 and lower female Luer 8 are joined, A female Luer 15 is positioned at outside lower female Luer 8, and both shapes, size match, to realize sealing; Floating plug support 14, within being positioned at lower female Luer 8, its length is greater than the length of lower female Luer 8, and profile is one/or more than one projection.The female Luer that upper female Luer 7 and lower female Luer 8 are all public types, A female Luer 15 is female Luer of parent form.Between lower female Luer 8 and A female Luer 15, can after grafting, be connected as a single entity, can after being separated from, disconnect completely again.
Outside described outer cone joint and capillary tube for transfusion interface 22, be nested with one with the plastics hood bag 24 of more than one passage.The upper female Luer 7 of outer cone joint and capillary tube for transfusion 17 be welded on respectively two relative bags along the line on.Capillary tube for transfusion interface 22 lower ends are connected to capillary tube for transfusion 17, below capillary tube for transfusion 17, are connected to intravenous needle.
Described environmental protection joint liquid transfusion device mainly adopts low density polypropylene/or make/or be made containing DEHP plasticizer and the polrvinyl chloride of benzene without benzene plasticiser and polrvinyl chloride.
Described environmental protection saves liquid transfusion device can also be added when making/or do not add lucifuge color.
Using method.
During operation, first outer cone joint is inserted on the shackle 4 of dropping funnel 3 belows settings, then gives dropping funnel 3 aerofluxuss, within transfusion arrives outer cone joints via lower tube for transfusion 5, flexible silicon sebific duct 20 after drained gas.Gas in transfusion device is drained in plastics hood bag 24 through the lower female Luer 8 of outer cone joint on the one hand, then is discharged in transfusion place by the blow vent in plastics hood bag 24; Sealing on the other hand floating plug 13 has been subject to the effect of transfusion buoyancy and has floated.When finding the transfusion input port cut input transfusion of dropping funnel 3, that signal that to be exactly sealing floating plug 13 lived outer cone joint sealing.This at present the air in tube for transfusion 5, outer cone joint be all excluded, and sealing floating plug 13 closes cavity lower casing automatically, having stoped transfusion to be ejected in transfusion place from outer cone joint.So close flow regulator 6, capillary tube for transfusion interface 22 aimed to lower female Luer 8 deep its inside of insertion.So both realized both smooth connections, and made again to seal floating plug 13 and by floating plug support 14, pushed to the inside cavity of outer cone joint, the transfusion delivery outlet of outer cone joint is opened again, transfusion just starts to transfer in capillary tube for transfusion 17.
Because the existence of flexible silicon sebific duct 20, both can be when operation, whether by right-falling stroke backward, press silica gel tube to detect blood backflows in capillary tube for transfusion 17, thereby determine whether transfusion device and vein are successfully connected, can make again to seal floating plug 13 decompress(ion) when being pushed open by floating plug support 14, guarantee that floating plug support 14 does not deform.
In when transfusion, if when outer cone joint is inverted along with the motion of tube for transfusion, because the effect of floating plug support 14 makes to seal the lower end that floating plug 13 can not float to outer cone joint cavity lower casing 12 all the time, and transfusion delivery outlet is sealed up, thereby make transfusion stop.
Because the epirelief pipe of outer cone joint and the lower protruding pipe of capillary tube for transfusion 17 are being welded respectively in the both sides that plastics hood bag 24 is relative.So only both need to be plugged in together just passablely while joining across plastics hood bag 24, operate more conveniently, and after grafting, this plastics hood bag 24 also need not be removed, and also can better protect the joint of outer cone joint and capillary tube for transfusion 17.
Because the existence of plastics hood bag 24, so the air of outside is difficult to and outer cone joint on lower female Luer and and capillary tube for transfusion interface 22 on A female Luer meet, so just do not have the floating dust of excess, super large and the suspension microorganism of excess enters in transfusion device, guaranteed transfusion person's safety.
The present invention can adopt polypropylene or be that raw material is made without benzene plasticiser and polrvinyl chloride, so can avoid the Denaturation of DEHP plasticizer to cancer medication taxol, also can avoid DEHP plasticizer to have the adverse side effect of carcinogenecity and class estrogen.Certainly this transfusion device also can be used DEHP plasticizer and polrvinyl chloride to make, to reduce cost of manufacture.
Embodiment bis-,
A kind of environmental protection joint liquid type transfusion device as shown in Figure 2, bottle plug puncture unit 1 connects upper tubing 2, and upper tubing 2 connects dropping funnel 3, and dropping funnel 3 connects lower tube for transfusion 5, on the connection tube between dropping funnel 3 lower ends and lower tube for transfusion 5, is provided with a shackle 4.Pipe at lower tube for transfusion 5 is nested with a flow regulator 6 outward, on lower tube for transfusion 5 tail ends below flow regulator 6, is connected to a precision liquid medicine filter 26, and a waterproof air filter 27 is also installed on the upper cover plate of precision liquid medicine filter 26.
The transfusion delivery outlet lower end of precision liquid medicine filter 26 extends to form a connection tube, the upper female Luer 7 of this connection tube and outer cone joint matches, joins, upper female Luer 7 is to be stretched out and formed by the transfusion input port on shell 11 on outer cone joint cavity, and it is the female Luer of public type.Outer cone joint forms after being installed by shell on cavity 11 and 12 grafting of cavity lower casing.The upper and lower shell of cavity adopts duroplasts to be made.
A liquid medicine filter 25 is installed in the middle and upper part of cone joint cavity outside, below liquid medicine filter 25, install again sealing floating plug 13, sealing floating plug 13 is arranged on the inside cavity of outer cone joint, described sealing floating plug 13 is provided with the firstth district, Second Region, wherein the firstth district is sealing position, and it is a rounding stage body, and its sidepiece is divided into two-layer, its ectomesoderm 10 is sealing flexible glue layer, and internal layer is the housing that duroplasts is made; The Second Region of sealing floating plug 13 is floating block districts, and it is a cylinder floating block of being made by duroplasts, and the firstth district of described sealing floating plug 13 is positioned under Second Region.Shape, the size at the position that described cavity lower casing 12 and described sealing floating plug 13 first district's exterior side surface are identical match, to guarantee that sealing floating plug 13 can realize the identical effect of sealing.
The transfusion delivery outlet of outer cone joint cavity lower casing 12 stretches out and forms lower female Luer 8, and lower female Luer 8 and A female Luer 15 are joined.A female Luer 15 is positioned at the outside of capillary tube for transfusion interface 22 upper ends, and capillary tube for transfusion interface 22 is positioned at the top of capillary tube for transfusion 17.What be positioned at capillary tube for transfusion interface 22 upper ends inner sides is a floating plug support 14, and the lower bottom part of it and A female Luer 15 merges into one.After capillary tube for transfusion interface 22 and lower female Luer 8 are joined, A female Luer 15 is positioned at outside lower female Luer 8, and both shapes, size match, to realize sealing; Floating plug support 14, within being positioned at lower female Luer 8, its length is greater than the length of lower female Luer 8, and profile is one/or more than one projection.In the lower end of capillary tube for transfusion interface 22, set up a B female Luer 16 again, and increase and connect a M female Luer 23 in the upper end of capillary tube for transfusion 17, and between B female Luer 16 and M female Luer 23, shape, size match, the effect of joining to realize sealing.A female Luer 15 and M female Luer 23 are all the female Luer of parent form, lower female Luer 8 and B female Luer 16 are all the female Luer of public type, and between lower female Luer 8 and A female Luer 15, and can after grafting, be connected as a single entity between B female Luer 16 and M female Luer 23, can after being separated from, disconnect completely again.
Outside described outer cone joint and capillary tube for transfusion interface 22, be nested with a plastics hood bag 24.The upper female Luer 7 of outer cone joint and capillary tube for transfusion 17 be welded on respectively two relative bags along the line on, and B female Luer 16 places of capillary tube for transfusion interface 22 are also sealed in 24 li of plastics hood bags completely, on the plastic packaging film that is positioned at B female Luer 16 places, be provided with a tearing notch, be convenient to when B female Luer 16 and M female Luer 23 are joined, plastic packaging film be torn.At capillary tube for transfusion 17, on bag, also weld a common air filter.Below capillary tube for transfusion 17, be connected to intravenous needle.
Described environmental protection joint liquid transfusion device mainly adopts low density polypropylene/or make/or be made containing DEHP plasticizer and the polrvinyl chloride of benzene without benzene plasticiser and polrvinyl chloride.
Described environmental protection saves liquid transfusion device can also be added when making/or do not add lucifuge color.
A difference of using method and embodiment is as follows:
During grafting capillary tube for transfusion interface, by the lower end of lower female Luer 8 down.Because the lower end of lower female Luer 8 down after, transfusion is positioned on sealing floating plug 13, because the quality of floating plug is less than the buoyancy that it is subject to, so it just leaves to floating the outer cone joint cavity lower casing 12 being sealed up by it again, so just there is no resistance when the lower female Luer 3 of floating plug support 14 insertion is interior.
Tear the tearing notch on B female Luer 16 outside plastics hood bags 24, expose B female Luer 16, it is the female Luer of transfusion device outer cone joint common-use size, so it can join with the capillary tube for transfusion 17 that in the present invention, oneself is furnished with, the female Luer of the remaining needle that also can not be furnished with the present invention is joined, and makes the scope of application of the present invention wider.
In addition, because the interior precision liquid medicine filter 26 that waterproof air filter 27 is installed on upper cover plate of having installed of lower tube for transfusion 5, if so granule that contains super-large diameter in transfusion, will when through this liquid medicine filter, be filtered, and can also automatically get rid of the air entering in lower tube for transfusion 5, prevent that air from entering vein and causing thrombosis, guaranteed transfusion person's safety
Attention: the above-mentioned just explanation to claims is not the restriction to it, as long as meet content contained in claims, all within the scope of protection.
Claims (10)
1. an environmental protection saves liquid type transfusion device, it comprises bottle plug puncture unit (1), upper tubing (1), dropping funnel (3), lower tube for transfusion (5), flow regulator (6), outer cone joint (27), capillary tube for transfusion (17), intravenous needle (18), it is characterized in that: described outer cone joint (27) shell consists of shell on cavity (11) and cavity lower casing (12), the transfusion input port of shell on described cavity (11) upper end extends to form female Luer (7) to the outside, the transfusion delivery outlet of described cavity lower casing (12) lower end extends to form lower female Luer (8) to the outside, described upper female Luer (7) and described lower female Luer (8) are all the female Luer of public type, described upper female Luer (7) connects described lower tube for transfusion (5), described lower female Luer (8) connects described capillary tube for transfusion (17), a sealing floating plug (13) is set in the cavity of described outer cone joint (27), described sealing floating plug (13) first districts are sealing position, it is shaped as spherosome/or ball stage body/or Rotary-table/or cone/or multiaspect cone/or polyhedral cone stage body, which is provided with sealing flexible glue, described sealing floating plug (13) Second Region is floating block position, and described floating block position arranges the volume of water and takes advantage of the quality that is greater than described sealing floating plug (13) in the density of water, on the cavity inner wall of described outer cone joint (27) middle and lower part, seal identical position being positioned at described sealing floating plug (13) first districts, shape, the size of its shape, size and described sealing floating plug (13) first district's sideway stances match, to realize sealing, described capillary tube for transfusion (17) upper end has capillary tube for transfusion (17) interface, its outside has A female Luer (15), inside also has a floating plug support (14), the two bottom is connected, when described capillary tube for transfusion (17) interface and lower female Luer (8) are joined, described A female Luer (15) is positioned at outside described lower female Luer (8), described A female Luer (15) is the female Luer of parent form, the shape of it and described lower female Luer (8), size matches, described floating plug support (14), within being positioned at described lower female Luer (8), its length is greater than the length of described lower female Luer (8), its profile is one/or more than one projection/or cut somebody's hair/or push away wooden fork.
2. a kind of environmental protection joint liquid type transfusion device as claimed in claim 1, is characterized in that: the firstth district of described sealing floating plug (13) is positioned at the below of Second Region.
3. a kind of environmental protection joint liquid type transfusion device as claimed in claim 1, is characterized in that: in the cavity of described outer cone joint (27), be also provided with ventilative, a permeable liquid medicine filtering membrane (9).
4. a kind of environmental protection joint liquid type transfusion device as claimed in claim 1, is characterized in that: the dropping funnel (3) at described transfusion device is also provided with the shackle that can hang slotting outer cone joint (27) in the position between described outer cone joint (27).
5. a kind of environmental protection as claimed in claim 1 saves liquid type transfusion device, it is characterized in that: between described capillary tube for transfusion (17) interface and described capillary tube for transfusion (17), also increase a M female Luer (23) and B female Luer (16), both transfusion device outer cone joint (27) is gone up the female Luer of common-use size, wherein said M female Luer (23) is the female Luer of public type, described B female Luer (16) is the female Luer of parent form, and M female Luer (23) is to extend to form from the lower end of described capillary tube for transfusion (17) interface.And B female Luer (16) is upper end from described capillary tube for transfusion (17), extends to form or weld or bond and connect.
6. a kind of environmental protection joint liquid type transfusion device as claimed in claim 1, is characterized in that: the sidepiece of described sealing floating plug (13) is divided into two-layer, its ectomesoderm (10) is sealing flexible glue layer, and internal layer is the housing that duroplasts is made into; ; The shape of described sealing floating plug (13) Second Region is that its shape is cylinder/or cone/or circle hat body/or polyhedron.
7. a kind of environmental protection joint liquid type transfusion device as claimed in claim 1, is characterized in that: on the tail end of described lower tube for transfusion (5), be provided with flexible silicon sebific duct (20).
8. a kind of environmental protection joint liquid type transfusion device as claimed in claim 1, is characterized in that: described outer cone joint (27)/or the outside of outer cone joint (27) and capillary tube for transfusion (17) interface be nested with the plastics hood bag (24) of a passage (25).
9. a kind of environmental protection joint liquid type transfusion device as claimed in claim 1, is characterized in that: described transfusion device is used polypropylene or polrvinyl chloride manufacture, and while adopting polrvinyl chloride, plasticizer used is without benzene plasticiser, or DEHP plasticizer.
10. a kind of environmental protection as claimed in claim 1 saves liquid type transfusion device, it is characterized in that: a precision liquid medicine filter (26) is installed in described lower tube for transfusion (5), a waterproof air filter (27) is also installed on the upper cover plate of described precision liquid medicine filter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310512980.9A CN103550855A (en) | 2013-10-21 | 2013-10-21 | Environment-friendly liquid-saving infusion apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310512980.9A CN103550855A (en) | 2013-10-21 | 2013-10-21 | Environment-friendly liquid-saving infusion apparatus |
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| CN103550855A true CN103550855A (en) | 2014-02-05 |
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| CN201310512980.9A Pending CN103550855A (en) | 2013-10-21 | 2013-10-21 | Environment-friendly liquid-saving infusion apparatus |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4687473A (en) * | 1986-02-06 | 1987-08-18 | Burron Medical Inc. | Self-contained secondary solution set |
| CN201211374Y (en) * | 2008-06-18 | 2009-03-25 | 江西洪达医疗器械集团有限公司 | Disposable safe liquor-filtration transfusion device |
| CN201267653Y (en) * | 2008-07-23 | 2009-07-08 | 戎静华 | Pressure air bag type infusion device |
| CN102018627A (en) * | 2010-12-17 | 2011-04-20 | 江苏苏云医疗器材有限公司 | Gravity intestinal nutrient feeder |
| CN102553030A (en) * | 2010-12-24 | 2012-07-11 | 林景春 | Automatic stop transfusion device |
| CN202892563U (en) * | 2012-03-01 | 2013-04-24 | 戎静华 | An infusion apparatus realizing liquid stop with a floating plug and automatic exhaust |
-
2013
- 2013-10-21 CN CN201310512980.9A patent/CN103550855A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4687473A (en) * | 1986-02-06 | 1987-08-18 | Burron Medical Inc. | Self-contained secondary solution set |
| CN201211374Y (en) * | 2008-06-18 | 2009-03-25 | 江西洪达医疗器械集团有限公司 | Disposable safe liquor-filtration transfusion device |
| CN201267653Y (en) * | 2008-07-23 | 2009-07-08 | 戎静华 | Pressure air bag type infusion device |
| CN102018627A (en) * | 2010-12-17 | 2011-04-20 | 江苏苏云医疗器材有限公司 | Gravity intestinal nutrient feeder |
| CN102553030A (en) * | 2010-12-24 | 2012-07-11 | 林景春 | Automatic stop transfusion device |
| CN202892563U (en) * | 2012-03-01 | 2013-04-24 | 戎静华 | An infusion apparatus realizing liquid stop with a floating plug and automatic exhaust |
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Application publication date: 20140205 |