CN204655656U - A kind of only liquid type precision infusion set - Google Patents
A kind of only liquid type precision infusion set Download PDFInfo
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- CN204655656U CN204655656U CN201520301599.2U CN201520301599U CN204655656U CN 204655656 U CN204655656 U CN 204655656U CN 201520301599 U CN201520301599 U CN 201520301599U CN 204655656 U CN204655656 U CN 204655656U
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- liquid
- liquid outlet
- double end
- feeding end
- infusion set
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Abstract
The utility model discloses a kind of only liquid type precision infusion set, comprise bottle plug puncture unit, dropper, dropping funnel, dummy pipe, bilayer filter, double end conduit, anti-return device, rear tube, flow regulator and venoclysis needle; The liquid outlet of described bottle plug puncture unit and the liquid feeding end of described dropper are connected, the liquid outlet of described dropper and the liquid feeding end of described dropping funnel are connected, the liquid outlet of described dropping funnel and the liquid feeding end of described dummy pipe are connected, liquid outlet and the described bilayer filter liquid feeding end of described dummy pipe are connected, and the liquid outlet of described bilayer filter and the liquid feeding end of described double end conduit are connected; Described anti-return device comprises double end body and is arranged on the anti-return part preventing blood backflow phenomenon from occurring of double end body inside.This utility model is reasonable in design, structure is simple, good filtration effect, can automatic stopping infusion after medicinal liquid conveying, prevent that blood backflow phenomenon from occurring, security performance is good, be convenient to promote.
Description
Technical field
This utility model relates to medical instruments field, is related specifically to a kind of only liquid type precision infusion set.
Background technology
In infusion process, get rid of the gas in medicinal liquid, anti-return blood phenomenon occurs most important to infusion safety.If deal with improperly just in case occur that air enters the conduit of dropping funnel bottom, unexpected blood back phenomenon will be there is.Blood back phenomenon not only can cause conduit cannot continue transfusion due to air embolism, blood coagulation even can be caused to become clot and damage human body, and the serious problems such as nosocomial infection, septicemia, in treatment clinical course, how to process this problem and bring adverse consequences to be a stubborn problem always.
Existing transfusion device, after medicinal liquid is totally lost, if do not process in time, there will be blood backflow phenomenon, threatens to the healthy of patient.For avoiding this kind of situation, during usual clinical transfusion, patient and medical personnel's moment is needed to close injecting medical liquid surplus, occupy very large energy, also larger mental pressure is caused to patient simultaneously, when medicinal liquid residue of being everlasting is more, just call medical personnel, easily cause doctor-patient relationship contradiction, be unfavorable for the carrying out of Rehabilitation and normal medical and nursing work.
But for the deficiencies in the prior art, developer be necessary development a kind of reasonable in design, structure simple, good filtration effect, can automatic stopping infusion after medicinal liquid conveying, prevent that blood backflow phenomenon from occurring, security performance is good, be convenient to the only liquid type precision infusion set promoted.
Utility model content
For solving prior art Problems existing, this utility model provide a kind of reasonable in design, structure simple, good filtration effect, can automatic stopping infusion after medicinal liquid conveying, prevent that blood backflow phenomenon from occurring, security performance is good, be convenient to the only liquid type precision infusion set promoted.
For solving above technical problem, this utility model comes to be realize by the following technical solutions:
A kind of only liquid type precision infusion set, comprises bottle plug puncture unit, dropper, dropping funnel, dummy pipe, bilayer filter, double end conduit, anti-return device, rear tube, flow regulator and venoclysis needle;
The liquid outlet of described bottle plug puncture unit and the liquid feeding end of described dropper are connected, the liquid outlet of described dropper and the liquid feeding end of described dropping funnel are connected, the liquid outlet of described dropping funnel and the liquid feeding end of described dummy pipe are connected, liquid outlet and the described bilayer filter liquid feeding end of described dummy pipe are connected, the liquid outlet of described bilayer filter and the liquid feeding end of described double end conduit are connected, two liquid outlets of described double end conduit are connected with two inlets of described anti-return device respectively, the described liquid outlet of anti-return device and the liquid feeding end of rear tube are connected, the liquid outlet of described rear tube and the liquid feeding end of venoclysis needle are connected, described flow regulator is set on described rear tube,
Described anti-return device comprises double end body and is arranged on the anti-return part preventing blood backflow phenomenon from occurring of double end body inside.
In a preferred embodiment of the present utility model, described anti-return part comprises upper cover body and lower cone, described upper cover body lid is located at the liquid outlet place of described double end body, described lower cone is fixed on upper cover body lower end and extends in the liquid outlet of described double end body, described upper cover body external diameter is less than the bottom inner diameter of described double end body, and being greater than the liquid outlet diameter of described double end body, the large footpath of described lower cone is less than the liquid outlet diameter of described double end body.
In a preferred embodiment of the present utility model, described bilayer filter comprises filtrate housing and is set in parallel in coarse filtration film and the secondary filter film of filtrate housing inside, and described coarse filtration film is arranged on the upside of secondary filter film.
In a preferred embodiment of the present utility model, outside described bottle plug puncture unit, be arranged with the perforator protective sleeve for the protection of bottle plug puncture unit.
In a preferred embodiment of the present utility model, outside described venoclysis needle, be arranged with the transfusion needle protective sleeve for the protection of venoclysis needle.
In a preferred embodiment of the present utility model, be provided with air filter at the liquid outlet of described bottle plug puncture unit.
In a preferred embodiment of the present utility model, be provided with the drug feeding device for dosing at the liquid feeding end of described dropping funnel.
Compared with prior art, this utility model is provided with an anti-return device, prevent return channel from comprising double end body and be arranged on the anti-return part preventing blood backflow phenomenon from occurring of double end body inside, medicinal liquid enters in double end body from two inlets of double end body, when the buoyancy that the medicinal liquid in double end body produces is greater than the anti-return part self gravitation being arranged on double end body inside, anti-return part floats, the sealing state of contact to the liquid outlet of double end body, otherwise sealing, and then can automatic stopping infusion after medicinal liquid conveying, prevent blood backflow phenomenon from occurring, security performance is good, improve the Practical Performance of this transfusion device.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of embodiment of this utility model.
Fig. 2 is the B place enlarged drawing of Fig. 1.
Fig. 3 is the structural representation that the anti-return part of this utility model anti-return filter floats.
Fig. 4 is the A place enlarged drawing of Fig. 1.
Detailed description of the invention
The technological means realized to make this utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth this utility model further.
With reference to shown in Fig. 1, the one provided in figure stops liquid type precision infusion set, comprises bottle plug puncture unit 100, dropper 300, dropping funnel 400, dummy pipe 500, bilayer filter 600, double end conduit 700, anti-return device 800, rear tube 900, flow regulator 1000 and venoclysis needle 1100.
The liquid outlet 110 of bottle plug puncture unit 100 is connected with the liquid feeding end 310 of dropper 300, the liquid outlet 320 of dropper 300 is connected with the liquid feeding end 410 of dropping funnel 400, the liquid outlet 420 of dropping funnel 400 is connected with the liquid feeding end 510 of dummy pipe 500, liquid outlet 520 and bilayer filter 600 liquid feeding end 611 of dummy pipe 500 are connected, the liquid outlet 612 of bilayer filter 600 is connected with the liquid feeding end 710 of double end conduit 700, and the liquid outlet of double end conduit 700 and the inlet of anti-return device 800 are connected.
With reference to shown in Fig. 2 and Fig. 3, anti-return device 800 comprises double end body 810 and is arranged on the anti-return part 840 preventing blood backflow phenomenon from occurring of double end body 810 inside, double end body 810 side is provided with two liquid outlets 811, 812, opposite side is provided with a liquid outlet 813, a liquid outlet 720 of double end conduit 700 is connected with an inlet 811 of double end body 810, another liquid outlet 730 of double end conduit 700 is connected with another inlet 820 of double end body 810, the liquid outlet 830 of double end body 810 is connected with the liquid feeding end 910 of rear tube 900, the liquid outlet 920 of rear tube 900 is connected with the liquid feeding end 1110 of venoclysis needle 1100, flow regulator 1000 is set on rear tube 900.
Anti-return part 820 comprises upper cover body 821 and lower cone 822, upper cover body 821 lid is located at liquid outlet 813 place of double end body 810, lower cone 822 is fixed on upper cover body 821 lower end and extends in the liquid outlet 813 of double end body 810, upper cover body 821 external diameter is less than the bottom inner diameter of double end body 810, and being greater than liquid outlet 813 diameter of described double end body 810, the large footpath of lower cone 822 is less than liquid outlet 813 diameter of double end body 810.
When in double end body 810 without medicinal liquid or have medicinal liquid but the buoyancy that medicinal liquid produces is less than anti-return part 820 self gravitation time, anti-return part 820 lid be located on the liquid outlet 813 of double end body 810, make the liquid outlet 813 of double end body 810 be in sealing state; When the buoyancy that the medicinal liquid of input in double end body 810 produces is greater than anti-return part 820 self gravitation, anti-return part 820 removes liquid outlet 813 sealing state to double end body 810, thus makes medicinal liquid flow into venoclysis needle 1100 by rear tube 900.
With reference to shown in Fig. 4, bilayer filter 600 comprises filtrate housing 610 and is set in parallel in coarse filtration film 620 and the secondary filter film 630 of filtrate housing 610 inside, coarse filtration film 620 is arranged on the upside of secondary filter film 630, coarse filtration film 620 is formed on one with the top of filtrate housing 610 and seals filter chamber 650, formed in one between coarse filtration film 620 and secondary filter film 630 and seal filter chamber 660, and a lower seal filter chamber 640 is formed at secondary filter film 630 and filtrate housing 610 bottom.
Outside bottle plug puncture unit 100, be arranged with the perforator protective sleeve 200 for the protection of bottle plug puncture unit 100, avoid bottle plug puncture unit 100 contaminated, to the harm that patient brings, improve the security performance of this precision infusion set.
The transfusion needle protective sleeve 1200 for the protection of venoclysis needle 1100 is arranged with outside venoclysis needle 1100; venoclysis needle 1100 is avoided to scratch medical personnel or patient; avoid venoclysis needle 1100 contaminated simultaneously, further increase the security performance of this precision infusion set.
Air filter 1300 is provided with at the liquid outlet 110 of bottle plug puncture unit 100, air filter 1300 is connected with the liquid outlet 110 of bottle plug puncture unit 100 by soft logical 1400, the germ contamination avoiding medicinal liquid to be carried by air, further increases security performance and the Practical Performance of this precision infusion set.
Be provided with the drug feeding device 1500 for dosing at the liquid feeding end 410 of dropping funnel 400, the rubber cap 1510 that drug feeding device 1500 comprises chemical feed pipe 1520 and is set on chemical feed pipe 1520, conveniently need to carry out dosing at any time according to conditions of patients.When practical operation, the rubber cap 1510 on chemical feed pipe 1520 is taken off, namely in dropping funnel 400, carry out dosing by chemical feed pipe 1520, greatly facilitate operation.
During specific works, first with the perforator protective sleeve be set under hand-held on bottle plug puncture unit, then by the drop bottle of bottle plug puncture unit insertion point, manual unlocking flow regulator, medicinal liquid flows in dropping funnel by bottle plug puncture unit and dropper, medicinal liquid is flowing in bilayer filter by dummy pipe, medicinal liquid is flowing in double end body by double end conduit after the coarse filtration film and secondary filter membrane filtration of bilayer filter, when the buoyancy that the medicinal liquid flowed in double end body produces is greater than the gravity of the anti-return part being arranged on anti-backflow in double end body, anti-return part floats under the buoyancy of medicinal liquid, remove the sealing to the liquid outlet of double end body, medicinal liquid is made to flow into venoclysis needle by rear tube, manually take down the transfusion needle protective sleeve be set on venoclysis needle, thus medicinal liquid is flowed out from venoclysis needle.
Manual-lock flow regulator subsequently, venoclysis needle is inserted in patient's vein, manual unlocking flow regulator again, after the medicinal liquid in dropping bottle is totally lost, the amount of liquid medicine of inflow double end body inside is reduced gradually, the buoyancy that medicinal liquid produces diminishes gradually, when the medicinal liquid buoyancy of double end body inside is less than anti-return part gravity, anti-return part declines gradually, final lid is located on the liquid outlet of double end body, the liquid outlet of double end body is sealed, the medicinal liquid of inflow rear tube inside is made to stop flowing, after avoiding medicinal liquid to be totally lost, there is blood backflow phenomenon, injecting medical liquid surplus is closed without the need to patient and medical personnel's moment, avoid causing larger mental pressure to patient, further avoid and just call medical personnel when medicinal liquid residue is more, to the waste of medicinal liquid.
This utility model is provided with an anti-return device in sum, prevent return channel from comprising double end body and be arranged on the anti-return part preventing blood backflow phenomenon from occurring of double end body inside, medicinal liquid enters in double end body from two inlets of double end body, when the buoyancy that the medicinal liquid in double end body produces is greater than the anti-return part self gravitation being arranged on double end body inside, anti-return part floats, the sealing state of contact to the liquid outlet of double end body, otherwise sealing, and then can automatic stopping infusion after medicinal liquid conveying, prevent blood backflow phenomenon from occurring, security performance is good, improve the Practical Performance of this transfusion device.
More than show and describe ultimate principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from this utility model spirit and scope, this utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed this utility model.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. stop a liquid type precision infusion set, it is characterized in that, comprise bottle plug puncture unit, dropper, dropping funnel, dummy pipe, bilayer filter, double end conduit, anti-return device, rear tube, flow regulator and venoclysis needle;
The liquid outlet of described bottle plug puncture unit and the liquid feeding end of described dropper are connected, the liquid outlet of described dropper and the liquid feeding end of described dropping funnel are connected, the liquid outlet of described dropping funnel and the liquid feeding end of described dummy pipe are connected, liquid outlet and the described bilayer filter liquid feeding end of described dummy pipe are connected, the liquid outlet of described bilayer filter and the liquid feeding end of described double end conduit are connected, two liquid outlets of described double end conduit are connected with two inlets of described anti-return device respectively, the described liquid outlet of anti-return device and the liquid feeding end of rear tube are connected, the liquid outlet of described rear tube and the liquid feeding end of venoclysis needle are connected, described flow regulator is set on described rear tube,
Described anti-return device comprises double end body and is arranged on the anti-return part preventing blood backflow phenomenon from occurring of double end body inside.
2. a kind of only liquid type precision infusion set as claimed in claim 1, it is characterized in that: described anti-return part comprises upper cover body and lower cone, described upper cover body lid is located at the liquid outlet place of described double end body, described lower cone is fixed on upper cover body lower end and extends in the liquid outlet of described double end body, described upper cover body external diameter is less than the bottom inner diameter of described double end body, and being greater than the liquid outlet diameter of described double end body, the large footpath of described lower cone is less than the liquid outlet diameter of described double end body.
3. a kind of only liquid type precision infusion set as claimed in claim 1, is characterized in that: described bilayer filter comprises filtrate housing and is set in parallel in coarse filtration film and the secondary filter film of filtrate housing inside, and described coarse filtration film is arranged on the upside of secondary filter film.
4. a kind of only liquid type precision infusion set as claimed in claim 1, is characterized in that: outside described bottle plug puncture unit, be arranged with the perforator protective sleeve for the protection of bottle plug puncture unit.
5. a kind of only liquid type precision infusion set as claimed in claim 1, is characterized in that: outside described venoclysis needle, be arranged with the transfusion needle protective sleeve for the protection of venoclysis needle.
6. a kind of only liquid type precision infusion set as claimed in claim 1, is characterized in that: be provided with air filter at the liquid outlet of described bottle plug puncture unit.
7. a kind of only liquid type precision infusion set as claimed in claim 1, is characterized in that: be provided with the drug feeding device for dosing at the liquid feeding end of described dropping funnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301599.2U CN204655656U (en) | 2015-05-11 | 2015-05-11 | A kind of only liquid type precision infusion set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520301599.2U CN204655656U (en) | 2015-05-11 | 2015-05-11 | A kind of only liquid type precision infusion set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204655656U true CN204655656U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520301599.2U Expired - Fee Related CN204655656U (en) | 2015-05-11 | 2015-05-11 | A kind of only liquid type precision infusion set |
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| Country | Link |
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| CN (1) | CN204655656U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106075669A (en) * | 2016-08-16 | 2016-11-09 | 王高松 | Only liquid aerofluxus anti-return liquid medicine filter |
-
2015
- 2015-05-11 CN CN201520301599.2U patent/CN204655656U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106075669A (en) * | 2016-08-16 | 2016-11-09 | 王高松 | Only liquid aerofluxus anti-return liquid medicine filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201400 Shanghai City, Fengxian District Hangzhou Highway No. 1888 building Sixth Patentee after: Poly Biological Technology Co Ltd Address before: 201400 Shanghai City, Fengxian District Hangzhou Highway No. 1888 building Sixth Patentee before: SHANGHAI JUMIN BIOLOGICAL TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20200511 |