CN103830799A - Infusion set without orthophthalic matter and with precision filtration function - Google Patents
Infusion set without orthophthalic matter and with precision filtration function Download PDFInfo
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- CN103830799A CN103830799A CN201410104289.1A CN201410104289A CN103830799A CN 103830799 A CN103830799 A CN 103830799A CN 201410104289 A CN201410104289 A CN 201410104289A CN 103830799 A CN103830799 A CN 103830799A
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- filter
- infusion set
- transfusion
- infusion
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Abstract
The invention discloses an infusion set without orthophthalic matter and with the precision filtration function. The infusion set comprises an infusion tube, a puncture outfit, a dripping cylinder, a flow regulator, a filter, a Luer taper and an infusion needle, wherein the infusion tube is connected with the puncture outfit, the dripping cylinder, the flow regulator, the filter, the Luer taper and the infusion needle in sequence, a liquid stopping cavity is formed in the filter, a filtering membrane is arranged in the liquid stopping cavity, an exhaust hole is formed in one side wall of the filter, a first catheter which is communicated with the liquid stopping cavity and upwards extends out is arranged on one side of the filter, a second catheter which is communicated with the liquid stopping cavity and downwards extends out is arranged on the other side of the filter, and the height of a liquid outlet of the second catheter is larger than or equal to that of a liquid inlet of the first catheter. According to the infusion set without the orthophthalic matter and with the precision filtration function, air entering into the infusion tube can be effectively removed, flow can be automatically stopped, the phenomenon of blood return is avoided, particles in liquid medicine can be effectively filtered out, and the frequency of the phenomenon of the thrombus caused by the situation that the particles circulate along with blood is reduced; in addition, due to the fact that non-orthophthalic tributyl O-acetylcitrate serves as plasticizer of the infusion tube, the infusion set can be safer to a human body.
Description
Technical field
The present invention relates to a kind of disposable infusion set, relate in particular to a kind of can automatic vent, the disposable infusion set without adjacent benzene class plasticizer that again human body do not injured of automatic liquid-stopping secondary filter simultaneously medicinal liquid, belong to medical instruments field.
Background technology
At present, disposable infusion set is the medical apparatus of clinical transfusion indispensability, and it generally comprises perforator, tube for transfusion, drop cylinder, flow regulator, female Luer, transfusion needle from top to bottom successively.Though this transfusion device is simple in structure, if extract not in time transfusion needle or change in time bottle operation in the time that transfusion finishes, air will enter infusion pipeline and form bubble, and bubble enters in patient body can cause vein blood back, even leads to serious malpractice.This will ask medical personnel's repeat runs in-motion viewing to examine, and virtually increase patient, entourage and medical personnel's stress and work difficulty.
And along with scientific and technological development, the lifting of people's cognition, recognizes that gradually having microgranule in infusion process exists, and can not be produced harm by body metabolism.Because the blood capillary diameter in human body on average only has 7um～9um, that minimum is 4um.If patient often infuses, the microgranule that in medicinal liquid, diameter exceedes 4um will be accumulated in the blood capillaries such as the heart, liver, lung, brain, kidney, muscle, skin, larger microgranule can directly cause capillary embolism, cause local blood supply insufficiency, histanoxia and cause edema and inflammation, less microgranule may be eaten by macrophage, cause macrophage to increase, form granuloma.These variations can, in body tissue, especially occur in lungs.
In addition, microgranule also can directly cause exothermic reaction.In infusion process, infusion reaction happens occasionally at present, and except germ contamination reaction, pyrogen reaction, the particle contamination reaction that particulate matter causes is also more and more subject to people's attention.
In addition, phthalate plasticiser in traditional infusion pipe manufacturer material (vehicle economy HP) or dioctyl phthalate (being called for short DOP), can have the carcinogenic harm of Denging to human body.
Utility model content
In order to solve above-mentioned the problems of the prior art, the object of this invention is to provide a kind of can automatic vent, the transfusion device without adjacent benzene class plasticizer that again human body do not injured of automatic liquid-stopping secondary filter simultaneously medicinal liquid.
To achieve these goals, the technical solution used in the present invention is:
A kind of without adjacent benzene precision filter infusion set, comprise tube for transfusion and be set in the flow regulator on described tube for transfusion, on described tube for transfusion, also connect and be connected with perforator, drop cylinder, female Luer and transfusion needle in turn, it is characterized in that: between described flow regulator and female Luer, be also provided with a filter, in described filter, form one and stop sap cavity, described stopping in sap cavity is provided with filter membrane;
On one sidewall of described filter, be provided with a steam vent, one sidepiece of described filter be provided with one with the first conduit protruding upward that only sap cavity is connected, the other side of described filter be provided with one with the second conduit stretching out downwards that only sap cavity is communicated with, the liquid outlet height of described the second conduit is not less than the inlet height of the first conduit.
Related content in technique scheme is explained as follows:
1. in such scheme, described filter is disc structure, can effectively remove the air that enters into infusion pipeline, assurance does not have air to enter human vas, when in infusion bottle during without medicinal liquid, the medicinal liquid of the filter of flowing through can stop flowing automatically, prevents from causing blood back simultaneously.
2. in such scheme, another inside sidewalls of described filter is provided with a plurality of guiding gutters.Arranging of guiding gutter can make the medicinal liquid being filtered in filter flow out through the second conduit rapidly and uniformly.
3. in such scheme, the material of described filter membrane is polyethersulfone resin.Filter membrane is the microgranule more than 2um in filtering medicinal liquid effectively, reduces and causes thrombosis with blood circulation, even more serious circulatory disturbance because of microgranule.
4. in such scheme, described tube for transfusion and described drop cylinder all adopt the pvc material that the positive tributyl of acetyl tributyl citrate is plasticiser to make, containing phthalic acid ester composition and benzene ring substance, unsafer to human body.
5. in such scheme, described tube for transfusion and drop cylinder, filter are and are tightly connected, and guarantee air-tightness and the safety of whole infusion pipeline.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
The present invention compared with prior art, increase the precision liquid medicine filter of air separation, intelligent aerofluxus and automatic liquid-stopping function, can effectively remove the air that enters into infusion pipeline, assurance does not have air to enter human vas, simultaneously when in infusion bottle during without medicinal liquid, the medicinal liquid of filter of flowing through can stop flowing automatically, prevents from causing blood back, brings injury to patient; Simultaneously effective the microgranule more than 2um in filtering medicinal liquid, minimizing causes thrombosis with blood circulation because of microgranule, or because erythrocyte aggregation forms thrombosis and phlebitis, even more serious circulatory disturbance on microgranule foreign body; In addition, on the plasticizer of the tube for transfusion contacting at medicinal liquid, adopt the positive tributyl of acetyl tributyl citrate (being called for short ATBC) of non-adjacent benzene class, and containing phthalic acid ester composition and benzene ring substance, make it to human body safety.The present invention is applicable to medical institutions' infusion medicinal liquid clinically, the patient who especially injection quality is had higher requirements.
Accompanying drawing explanation
In order to be illustrated more clearly in architectural feature of the present invention and technical essential, below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Fig. 1 is structural representation of the present invention;
Fig. 2 is another structural representation of the present invention;
Fig. 3 is the enlarged diagram of A part of the present invention;
Fig. 4 is the enlarged diagram of B part of the present invention;
Fig. 5 is the side view of filter of the present invention.
Description of reference numerals: 1-tube for transfusion, 2-perforator, 3-drop cylinder, 4-flow regulator, 5-filter, 51-steam vent, 52-guiding gutter, 53-the first conduit, 54-the second conduit, 55-filter membrane, 56-stops sap cavity, 6-female Luer, 7-transfusion needle.
The specific embodiment
Below in conjunction with the accompanying drawing in the present embodiment, the technical scheme in embodiment is carried out specifically, described clearly and completely.
Shown in Figure 1 is the structural representation of the present embodiment, is device from transfusion liquid to patient that throw in, and transfusion liquid can be to comprise all medicinal liquids that medicinal liquid, normal saline etc. can be thrown in.
As shown in Figures 1 and 2, a kind of without adjacent benzene precision filter infusion set, comprise tube for transfusion 1 and be set in the flow regulator 4 on described tube for transfusion, on described tube for transfusion 1, also connecting and be connected with perforator 2, drop cylinder 3, filter 5, female Luer 6 and transfusion needle 7 in turn.Filter 5 is a disc structure, forms one and stop sap cavity 56 in disc structure, only in sap cavity 56, is provided with filter membrane 55.
As shown in Figures 3 and 4, one sidepiece of described filter 5 be provided with one with the first conduit 53 protruding upward that only sap cavity 56 is connected, the other side of described filter 5 be provided with one with the second conduit 54 stretching out downwards that only sap cavity 56 is communicated with, the liquid outlet height of described the second conduit 54 is not less than the inlet height of the first conduit 53.When in infusion bottle during without medicinal liquid, remaining medicinal liquid only enters in sap cavity 56, because the liquid outlet height of the second conduit 54 is not less than the inlet height of the first conduit 53, remaining medicinal liquid is only rested in sap cavity 56, thereby realize automatic flow-stop function.
In addition, be provided with a steam vent 51 on a sidewall of filter 5, the bubble being used in automatic discharge line, prevents that bubble from entering blood, realizes automatic ventilating function; Simultaneously regulating transfusion pipe 1 internal gas pressure, when in infusion bottle during without medicinal liquid, regulating transfusion pipe 1 internal gas pressure balance, makes remaining liq stay stopping in sap cavity 56 of filter simultaneously, thus anti-return blood phenomenon.Another inside sidewalls of described filter 5 is provided with a plurality of guiding gutters 52, and arranging of guiding gutter 52 can make the medicinal liquid being filtered in filter 5 flow out through the second conduit 54 rapidly and uniformly.
As shown in Figure 5, only sap cavity 56 of the interior formation one of described filter 5, only in sap cavity 56, be provided with filter membrane 55, filter membrane 55 can be multilamellar, its material is polyethersulfone resin, and effectively the microgranule more than 2um in filtering medicinal liquid reduces and causes thrombosis with blood circulation because of microgranule, or because erythrocyte aggregation forms thrombosis and phlebitis, even more serious circulatory disturbance on microgranule foreign body.
Tube for transfusion 1 all adopts the pvc material that the positive tributyl of acetyl tributyl citrate is plasticiser to make with drop cylinder 3, containing phthalic acid ester composition and benzene ring substance, unsafer to human body; Simultaneously described tube for transfusion 1 is and is tightly connected with drop cylinder 3, filter 5, guarantees air-tightness and the safety of whole infusion pipeline.
The present invention can effectively remove the air that enters into infusion pipeline, and guaranteeing does not have air to enter human vas, and when in infusion bottle during without medicinal liquid, the medicinal liquid of the filter of flowing through can stop flowing automatically, prevents from causing blood back, brings injury to patient simultaneously; Simultaneously effective the microgranule more than 2um in filtering medicinal liquid, minimizing causes thrombosis with blood circulation because of microgranule, or because erythrocyte aggregation forms thrombosis and phlebitis, even more serious circulatory disturbance on microgranule foreign body; In addition, on the plasticizer of the tube for transfusion contacting at medicinal liquid, adopt the positive tributyl of acetyl tributyl citrate of non-adjacent benzene class, and containing phthalic acid ester composition and benzene ring substance, make it to human body safety.
The above-mentioned specific embodiment; be only explanation technical conceive of the present invention and architectural feature; object is to allow stakeholder implement according to this; but above said content does not limit the scope of the invention; any equivalence that every foundation spirit of the present invention is done changes or modifies, within all should falling into protection scope of the present invention.
Claims (6)
1. one kind without adjacent benzene precision filter infusion set, comprise tube for transfusion (1) and be set in the flow regulator (4) on described tube for transfusion, on described tube for transfusion (1), also connect and be connected with perforator (2), drop cylinder (3), female Luer (6) and transfusion needle (7) in turn, it is characterized in that: between described flow regulator (4) and female Luer (6), be also provided with a filter (5), in described filter (5), form one and stop sap cavity (56), described stopping in sap cavity (56) is provided with filter membrane (55);
On one sidewall of described filter (5), be provided with a steam vent (51), one sidepiece of described filter (5) be provided with one with the first conduit (53) protruding upward that only sap cavity (56) is connected, the other side of described filter (5) be provided with one with the second conduit (54) stretching out downwards that only sap cavity (56) is communicated with, the liquid outlet height of described the second conduit (54) is not less than the inlet height of the first conduit (53).
2. according to claim 1 without adjacent benzene precision filter infusion set, it is characterized in that: described filter (5) is disc structure.
3. according to claim 1 without adjacent benzene precision filter infusion set, it is characterized in that: another inside sidewalls of described filter (5) is provided with a plurality of guiding gutters (52).
4. according to claim 1 without adjacent benzene precision filter infusion set, it is characterized in that: the material of described filter membrane (55) is polyethersulfone resin.
5. according to claim 1 without adjacent benzene precision filter infusion set, it is characterized in that: described tube for transfusion (1) all adopts the pvc material that the positive tributyl of acetyl tributyl citrate is plasticiser to make with described drop cylinder (3).
6. according to claim 1 without adjacent benzene precision filter infusion set, it is characterized in that: described tube for transfusion (1) is and is tightly connected with drop cylinder (3), filter (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410104289.1A CN103830799A (en) | 2014-03-20 | 2014-03-20 | Infusion set without orthophthalic matter and with precision filtration function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410104289.1A CN103830799A (en) | 2014-03-20 | 2014-03-20 | Infusion set without orthophthalic matter and with precision filtration function |
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| Publication Number | Publication Date |
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| CN103830799A true CN103830799A (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410104289.1A Pending CN103830799A (en) | 2014-03-20 | 2014-03-20 | Infusion set without orthophthalic matter and with precision filtration function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105233364A (en) * | 2015-11-10 | 2016-01-13 | 四川普瑞斯生物科技有限公司 | Non-phosphorus non-benzene shading infusion apparatus |
| CN108653875A (en) * | 2017-03-27 | 2018-10-16 | 江苏金塔药业有限公司 | A kind of transfusion filter device and infusion equipment |
| CN113171510A (en) * | 2021-04-26 | 2021-07-27 | 中国人民解放军陆军军医大学第一附属医院 | Transfusion system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2406679Y (en) * | 1999-12-17 | 2000-11-22 | 林晓阳 | Filter |
| CN2456721Y (en) * | 2000-05-29 | 2001-10-31 | 李增玉 | Transfusion system |
| CN2484967Y (en) * | 2001-05-08 | 2002-04-10 | 威海市医用高分子有限公司输液器制品分公司 | Infusion filter |
| CN2636877Y (en) * | 2002-12-10 | 2004-09-01 | 北京超能重离子科技有限责任公司 | High precision medicine liquid filter |
| CN101543651A (en) * | 2008-10-07 | 2009-09-30 | 李林风 | Automatic exhaust safety transfusion device |
| CN201586274U (en) * | 2010-01-07 | 2010-09-22 | 张卫华 | Non-phthalate disposable infusion apparatus |
| CN203763575U (en) * | 2014-03-20 | 2014-08-13 | 南通亿仕得医疗器械有限公司 | Phthalate-free precise filtering infusion apparatus |
-
2014
- 2014-03-20 CN CN201410104289.1A patent/CN103830799A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2406679Y (en) * | 1999-12-17 | 2000-11-22 | 林晓阳 | Filter |
| CN2456721Y (en) * | 2000-05-29 | 2001-10-31 | 李增玉 | Transfusion system |
| CN2484967Y (en) * | 2001-05-08 | 2002-04-10 | 威海市医用高分子有限公司输液器制品分公司 | Infusion filter |
| CN2636877Y (en) * | 2002-12-10 | 2004-09-01 | 北京超能重离子科技有限责任公司 | High precision medicine liquid filter |
| CN101543651A (en) * | 2008-10-07 | 2009-09-30 | 李林风 | Automatic exhaust safety transfusion device |
| CN201586274U (en) * | 2010-01-07 | 2010-09-22 | 张卫华 | Non-phthalate disposable infusion apparatus |
| CN203763575U (en) * | 2014-03-20 | 2014-08-13 | 南通亿仕得医疗器械有限公司 | Phthalate-free precise filtering infusion apparatus |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105233364A (en) * | 2015-11-10 | 2016-01-13 | 四川普瑞斯生物科技有限公司 | Non-phosphorus non-benzene shading infusion apparatus |
| CN108653875A (en) * | 2017-03-27 | 2018-10-16 | 江苏金塔药业有限公司 | A kind of transfusion filter device and infusion equipment |
| CN108653875B (en) * | 2017-03-27 | 2024-03-29 | 江苏金塔药业有限公司 | Infusion filter equipment and infusion equipment |
| CN113171510A (en) * | 2021-04-26 | 2021-07-27 | 中国人民解放军陆军军医大学第一附属医院 | Transfusion system |
| CN113171510B (en) * | 2021-04-26 | 2022-09-20 | 中国人民解放军陆军军医大学第一附属医院 | Transfusion system |
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Application publication date: 20140604 |