CN101791444A - Safe bubble-free infusion set - Google Patents
Safe bubble-free infusion set Download PDFInfo
- Publication number
- CN101791444A CN101791444A CN201010123045A CN201010123045A CN101791444A CN 101791444 A CN101791444 A CN 101791444A CN 201010123045 A CN201010123045 A CN 201010123045A CN 201010123045 A CN201010123045 A CN 201010123045A CN 101791444 A CN101791444 A CN 101791444A
- Authority
- CN
- China
- Prior art keywords
- dropping funnel
- liquid medicine
- bubble
- air filter
- exhaust needle
- 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.)
- Pending
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to an aseptic medical instrument for the clinical infusion application, in particular to a safe bubble-free infusion set. An exhaust assembly is arranged on a dropping funnel cover; the exhaust assembly consists of an exhaust needle and an air filter; the exhaust needle passes through the dropping funnel cover to extend into a dropping funnel in a mode of clinging to the inner wall of the dropping funnel; the air filter is arranged at the upper end of the dropping funnel cover and is connected with the exhaust needle; an air filter film is arranged in the air filter and can filter the air entering the dropping funnel; and when the infusion set is used for infusion, the structure of the exhaust assembly can automatically exhaust the air out of the dropping funnel by the exhaust assembly. The safe bubble-free infusion set has the advantages of no bubbles in the infusion process, blood backflow prevention, precise filtration, simple structure, safety and reliability.
Description
Technical field
The present invention relates to be used for the aseptic medical equipment of clinical transfusion purposes, especially relate to a kind of safe bubble-free infusion set.
Background technology
At present, the general infusion set that medical field is commonly used constitutes by parts such as bottle plug puncture unit protective sleeve, bottle plug puncture unit, transfusion tubulature, aerofluxus tubulature, air filter, last dropper, dropping funnel, flow regulator, transfusion long duct, liquid medicine filter and disposable use venoclysis needles.When general infusion set has just begun in transfusion, medicinal liquid flows out from dropper by pipeline, enter dropping funnel, liquid is easily discharged the gas in the dropping funnel downwards the formation gas-liquid mixture and is entered in the long transfusion catheter, therefore produces bubble, simultaneously, because of the surface tension effects of transfusion catheter inwall, the inwall of transfusion catheter is a spot of bubble of absorption easily, and it is comparatively difficult, time-consuming and loaded down with trivial details to get rid of consequent bubble process, if the bubble that is produced enters in patient's body, easily cause harm such as aeroembolism.So, medical personnel must be artificial with the emptying as much as possible of the bubble in the catheter of transfusion system before infusing, and common artificial deflated method is: after bottle plug puncture unit is inserted transfusion bottle stopper, earlier dropping funnel is hung upside down, squeeze dropping funnel with hands simultaneously, medicinal liquid entered in the dropping funnel, treat that certain amount of fluid is full of dropping funnel after, put down dropping funnel, just most bubble may be got rid of, the process of this artificial aerofluxus bubble is loaded down with trivial details time-consuming again, is unfavorable for promptly infusing and giving emergency treatment to a patient; And usually in infusion process, need nursing staff, patient and family numbers of patients to observe liquid situation in the infusion bottle at any time, in order to avoid when transfusion finishes, cause blood to go back up in a whole set of transfusion organ pipe because of in time not pulling out infusion needle, or liquid level descended low and causes gas to enter human body causing adverse consequencess such as aeroembolism; The liquid medicine filtering membrane of general infusion set can only can not reach the secondary filter effect with the medicinal liquid impurity filtering of diameter greater than 15 μ m, still has diameter human body to be produced harm such as thrombosis less than medicinal liquid impurity and the microgranule of 15 μ m.
Summary of the invention
The object of the present invention is to provide a kind of can safe bubble-free in infusion process, prevent that blood from refluxing, secondary filter, simple in structure, safe and reliable transfusion device.
The object of the present invention is achieved like this: it comprises bottle plug puncture unit protective sleeve, bottle plug puncture unit, transfusion tubulature, aerofluxus tubulature, air filter, dropping funnel lid, liquid injecting piece, dropper, gas deflation assembly, dropping funnel, safe bubble-free assembly, flow regulator, transfusion long duct, outer cone joint, disposable use venoclysis needle, cover at dropping funnel gas deflation assembly is installed, gas deflation assembly is made up of an exhaust needle, an air filter; Exhaust needle passes dropping funnel lid and is close to the dropping funnel inwall and inserts into the inner; Air filter is installed in dropping funnel and covers end and link with exhaust needle, and the air filter membrane is arranged in the air filter, can filter the air that enters in the dropping funnel; The structure that gas deflation assembly is such can be discharged the air in the dropping funnel during transfusion automatically by gas deflation assembly.
In the dropping funnel bottom safe bubble-free assembly is installed, the safe bubble-free assembly is made up of common liquid medicine filtering membrane, precision liquid medicine filter membrane and medical filtration seat, common liquid medicine filtering membrane, precision liquid medicine filter membrane are fixed in the medical filtration seat, wherein, common liquid medicine filtering membrane is positioned at precision liquid medicine filter membrane upper strata.
The exhaust needle external diameter is 0.6mm～2.0mm, and the exhaust needle end that stretches in the dropping funnel is 10mm～25mm with the terminal vertical dimension of dropper, and exhaust needle is provided with the endoporus of a perforation, common liquid medicine filtering membrane and precision liquid medicine filter membrane diameter 〉=12mm.Be connected completely without bubble assembly lower end and transfusion device Great Wall Software pipe.The structure that the safe bubble-free assembly is such can effectively prevent the generation of bubble and prevent that bubble from entering in the transfusion long duct, also can be to the medicinal liquid secondary filter, and blood refluxes in the time of preventing the transfusion end simultaneously.
The present invention has set up the gas deflation assembly with energy degassing function and has had the secondary filter medicinal liquid on the basis of traditional disposable infusion set, can prevent the safe bubble-free assembly that blood refluxes when finishing of infusing simultaneously.The present invention is the same with the transfusion set operating procedure in use, does not change operator's use habit, also can reduce the loaded down with trivial details step that manually squeezes dropping funnel aerofluxus bubble.When the present invention uses, whether the steam vent of confirming gas deflation assembly earlier is opened, bottle plug puncture unit is inserted in the infusion vessel bottle stopper, do not need to squeeze dropping funnel with hands, need not hang upside down dropping funnel, medicinal liquid enters in the dropping funnel automatically, air in the dropping funnel is all discharged by gas deflation assembly, and the medicinal liquid liquid level constantly rises, and medicinal liquid enters in the transfusion long duct again, flow out from venoclysis needle needle tubing endoporus, close flow regulator, the vein that punctures is according to a conventional method opened flow regulator, regulate and drip speed, get final product normal infusion.Among this process, also bubble-free sneaking in the whole communication path, bubble can not resemble and directly enter the general infusion set in the transfusion long duct, thereby prevents that effectively bubble from producing.The present invention can solve existing transfusion device infusion process because of aerofluxus bubble work loaded down with trivial details, lose time, remove the patient and in infusion process, enter the worry that human body causes adverse consequencess such as aeroembolism because of gas; Can prevent simultaneously that transfusion from finishing back blood backflow and entering in the transfusion device pipeline, cause lacking safety guarantee, healthcare givers or patient and family members' mental burden and heavily wait problem; To the medicinal liquid secondary filter, can prevent that fine particles and impurity from producing problems such as thrombosis to human body.
The present invention has following advantage: 1, need not squeeze dropping funnel in the transfusion operation process can introduce medicinal liquid in the dropping funnel, simplifies the bleeding step, alleviates medical personnel's working strength; 2, need not hang upside down dropping funnel and can get rid of bubble automatically, can prevent that bubble from producing and prevent that bubble from entering in the infusion pipeline, and the liquid level in the dropping funnel can be controlled at a level altitude automatically, prevent that liquid level is too high-leveled and difficult to observe medicine liquid droplet speed in the dropping funnel; 3, common liquid medicine filtering membrane can be earlier with the medicinal liquid impurity filtering of diameter greater than 15 μ m, and the precision liquid medicine filter membrane avoids drug particle and impurity human body to be produced harm such as thrombosis once more with the medicinal liquid impurity filtering of diameter greater than 5 μ m; 4, can the complete infusion of the medicinal liquid in the dropping funnel is thorough, after finishing, the medicinal liquid infusion can prevent that blood from refluxing, stop to cause blood to go back up in a whole set of transfusion organ pipe, or liquid level descended low and causes gas to enter human body causing adverse consequencess such as aeroembolism because of in time not pulling out infusion needle.5, simple, safe and reliable, the easy processing of product structure, the step that simplifies the operation does not change operator's use habit, can be widely used in clinical.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the generalized section of gas deflation assembly and safe bubble-free assembly.
The specific embodiment
Below in conjunction with embodiment and contrast accompanying drawing the present invention is described in further detail.
A kind of safe bubble-free infusion set, it comprises bottle plug puncture unit protective sleeve 1, bottle plug puncture unit 2, transfusion tubulature 3, aerofluxus tubulature 4, air filter 5, dropping funnel lid 6, liquid injecting piece 7, dropper 8, gas deflation assembly, dropping funnel 11, safe bubble-free assembly, flow regulator 15, transfusion long duct 16, outer cone joint 17, disposable use venoclysis needle 18, on dropping funnel lid 6 gas deflation assembly is installed, gas deflation assembly is made up of an exhaust needle 10, an air filter 9; Exhaust needle 10 passes dropping funnel lid 6 and is close to dropping funnel 11 inwalls and inserts into the inner; Air filter 9 is installed in that dropping funnel covers 6 upper ends and exhaust needle 10 links, and in the air filter 9 the air filter membrane is arranged;
In dropping funnel 11 bottoms the safe bubble-free assembly is installed, the safe bubble-free assembly is made up of common liquid medicine filtering membrane 12, precision liquid medicine filter membrane 13 and medical filtration seat 14, common liquid medicine filtering membrane 12, precision liquid medicine filter membrane 13 are fixed in the medical filtration seat 14, wherein, common liquid medicine filtering membrane 12 is positioned at precision liquid medicine filter membrane 13 upper stratas.
Claims (2)
1. safe bubble-free infusion set, it comprises bottle plug puncture unit protective sleeve (1), bottle plug puncture unit (2), transfusion tubulature (3), aerofluxus tubulature (4), air filter (5), dropping funnel lid (6), liquid injecting piece (7), dropper (8), gas deflation assembly, dropping funnel (11), the safe bubble-free assembly, flow regulator (15), transfusion long duct (16), outer cone joint (17), disposable use venoclysis needle (18), it is characterized in that: on dropping funnel lid (6) gas deflation assembly is installed, gas deflation assembly is by an exhaust needle (10), one air filter (9) is formed; Exhaust needle (10) passes dropping funnel lid (6) and is close to dropping funnel (11) inwall and inserts into the inner; Air filter (9) is installed in dropping funnel lid (6) upper end and links with exhaust needle (10), and air filter has the air filter membrane in (9);
In dropping funnel (11) bottom the safe bubble-free assembly is installed, the safe bubble-free assembly is made up of common liquid medicine filtering membrane (12), precision liquid medicine filter membrane (13) and medical filtration seat (14), common liquid medicine filtering membrane (12), precision liquid medicine filter membrane (13) are fixed in the medical filtration seat (14), wherein, common liquid medicine filtering membrane (12) is positioned at precision liquid medicine filter membrane (13) upper strata.
2. safe bubble-free infusion set according to claim 1, it is characterized in that: exhaust needle (10) external diameter is 0.6mm～2.0mm, exhaust needle (10) end that stretches in the dropping funnel (11) is 10mm～25mm with the terminal vertical dimension of dropper (8), exhaust needle (10) is provided with the endoporus of a perforation, common liquid medicine filtering membrane (12) and precision liquid medicine filter membrane (13) diameter 〉=12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010123045A CN101791444A (en) | 2010-03-01 | 2010-03-01 | Safe bubble-free infusion set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010123045A CN101791444A (en) | 2010-03-01 | 2010-03-01 | Safe bubble-free infusion set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101791444A true CN101791444A (en) | 2010-08-04 |
Family
ID=42584494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010123045A Pending CN101791444A (en) | 2010-03-01 | 2010-03-01 | Safe bubble-free infusion set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101791444A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927043A (en) * | 2010-09-28 | 2010-12-29 | 柯丽红 | Medical intravenous infusion set |
| CN101927044A (en) * | 2010-09-28 | 2010-12-29 | 柯丽红 | Intravenous infusion set capable of exhausting air automatically |
| CN101954135A (en) * | 2010-09-27 | 2011-01-26 | 江西洪达医疗器械集团有限公司 | Automatic exhaust blood-return-resistant infusion apparatus |
| CN101954132A (en) * | 2010-09-30 | 2011-01-26 | 戎静华 | Exhaust device for blood-returning preventive infusion device |
| CN102553033A (en) * | 2012-02-05 | 2012-07-11 | 戎静华 | Automatic air-exhausting and liquid-stopping infusion set |
| CN102698345A (en) * | 2012-06-06 | 2012-10-03 | 陈贤华 | Automatic-exhaust anti-blood-return infusion device and medical infuser thereof |
| CN103142408A (en) * | 2013-03-27 | 2013-06-12 | 贾宇东 | Three-in-one self-expansion exhaust film sealed dropping bottle structure |
| CN103432640A (en) * | 2013-08-09 | 2013-12-11 | 广州友安医疗科技有限公司 | Anti-blood return medical infusion set |
| CN103830808A (en) * | 2014-03-24 | 2014-06-04 | 北京伏尔特技术有限公司 | Automatic liquid stop drip chamber |
| CN104162215A (en) * | 2014-09-04 | 2014-11-26 | 西安力邦医疗电子有限公司 | Adjustable multi-channel precise infusion set |
| CN104274877A (en) * | 2013-07-29 | 2015-01-14 | 江西丽华鑫朗药业科技有限公司 | Precise automatic liquid-stopping blood-return-proof infusion device |
| CN104570508A (en) * | 2014-12-24 | 2015-04-29 | 深圳市华星光电技术有限公司 | Liquid crystal infusion device |
| CN107206160A (en) * | 2015-02-09 | 2017-09-26 | 株式会社小林 | The preceding method of disposal of bottle needle tubing set and the transfusion group covered using this bottle of needle tubing |
-
2010
- 2010-03-01 CN CN201010123045A patent/CN101791444A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101954135A (en) * | 2010-09-27 | 2011-01-26 | 江西洪达医疗器械集团有限公司 | Automatic exhaust blood-return-resistant infusion apparatus |
| CN101927044A (en) * | 2010-09-28 | 2010-12-29 | 柯丽红 | Intravenous infusion set capable of exhausting air automatically |
| CN101927043A (en) * | 2010-09-28 | 2010-12-29 | 柯丽红 | Medical intravenous infusion set |
| CN101954132B (en) * | 2010-09-30 | 2013-02-13 | 戎静华 | Exhaust device for blood-returning preventive infusion device |
| CN101954132A (en) * | 2010-09-30 | 2011-01-26 | 戎静华 | Exhaust device for blood-returning preventive infusion device |
| WO2012041200A1 (en) * | 2010-09-30 | 2012-04-05 | Rong Jinghua | Air-exhaust device for backflow-preventing blood transfusion apparatus |
| CN102553033A (en) * | 2012-02-05 | 2012-07-11 | 戎静华 | Automatic air-exhausting and liquid-stopping infusion set |
| CN102698345A (en) * | 2012-06-06 | 2012-10-03 | 陈贤华 | Automatic-exhaust anti-blood-return infusion device and medical infuser thereof |
| CN102698345B (en) * | 2012-06-06 | 2015-09-02 | 浙江康康医疗器械有限公司 | A kind of automatic exhausting anti-blood backflow infusion set and medical Transfusion device thereof |
| CN103142408A (en) * | 2013-03-27 | 2013-06-12 | 贾宇东 | Three-in-one self-expansion exhaust film sealed dropping bottle structure |
| CN103142408B (en) * | 2013-03-27 | 2017-10-03 | 贾宇东 | Three-in-one self-expanding exhaust membrane seals drop bottle structure |
| CN104274877A (en) * | 2013-07-29 | 2015-01-14 | 江西丽华鑫朗药业科技有限公司 | Precise automatic liquid-stopping blood-return-proof infusion device |
| CN103432640A (en) * | 2013-08-09 | 2013-12-11 | 广州友安医疗科技有限公司 | Anti-blood return medical infusion set |
| CN103830808A (en) * | 2014-03-24 | 2014-06-04 | 北京伏尔特技术有限公司 | Automatic liquid stop drip chamber |
| CN104162215B (en) * | 2014-09-04 | 2016-05-11 | 西安力邦医疗电子有限公司 | A kind of adjustable multichannel precision transfusion device |
| CN104162215A (en) * | 2014-09-04 | 2014-11-26 | 西安力邦医疗电子有限公司 | Adjustable multi-channel precise infusion set |
| CN104570508A (en) * | 2014-12-24 | 2015-04-29 | 深圳市华星光电技术有限公司 | Liquid crystal infusion device |
| CN104570508B (en) * | 2014-12-24 | 2017-10-13 | 深圳市华星光电技术有限公司 | Liquid crystal drip device |
| CN107206160A (en) * | 2015-02-09 | 2017-09-26 | 株式会社小林 | The preceding method of disposal of bottle needle tubing set and the transfusion group covered using this bottle of needle tubing |
| CN107206160B (en) * | 2015-02-09 | 2022-03-25 | 株式会社小林 | Bottle needle tube sleeve and front disposal method of infusion set using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101791444A (en) | Safe bubble-free infusion set | |
| CN101954135A (en) | Automatic exhaust blood-return-resistant infusion apparatus | |
| CN201930309U (en) | Bubble-free anti-bleed-return infusion set | |
| CN201618225U (en) | Safe bubble-free transfusion device | |
| CN201806996U (en) | Blood-back prevention infusion apparatus capable of automatically venting | |
| CN201211374Y (en) | Disposable safe liquor-filtration transfusion device | |
| CN201880112U (en) | Automatic gas-discharging and liquid-stopping precision infusion set | |
| CN105107058B (en) | A kind of ellipse shunt safety type remaining needle | |
| CN201855483U (en) | Infusion device with automatic exhaustion and liquid stopping function | |
| CN103495224A (en) | Liquid-stopping tank-type automatic exhaust liquid-stopping infusion apparatus | |
| CN204147344U (en) | A kind of novel transfusion device with filtering chemicals dosing plant | |
| CN201481894U (en) | Bubble-free transfusion system | |
| CN101708349A (en) | Automatic exhaust transfusion system | |
| CN203525069U (en) | Liquid-stopping-tank-type infusion apparatus capable of automatically exhausting air and stopping liquid | |
| CN104138621B (en) | A kind of safe transfusion system | |
| CN204637147U (en) | A kind of medical Transfusion device | |
| CN204033900U (en) | Single use safe transfusion system | |
| CN204446782U (en) | A kind of transfusion device | |
| CN103495243A (en) | Liquid-stopping bag-type automatic exhaust liquid-stopping infusion apparatus | |
| CN203525089U (en) | Liquid-stopping-bag-type infusion apparatus capable of automatically exhausting air and stopping liquid | |
| CN103341223B (en) | Disposable automatic control transfusion device | |
| CN201239391Y (en) | Infusion device easy for discharging air bubbles | |
| CN203017486U (en) | Transfusion device with alarm prompt function | |
| CN205832287U (en) | A kind of novel have automatic aerofluxus and stop the dropping funnel of liquid function | |
| CN201537279U (en) | Transfusion device capable of automatic air exhaust |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20100804 |