CN2624930Y - Volume-adjustable burette transfusion set - Google Patents
Volume-adjustable burette transfusion set Download PDFInfo
- Publication number
- CN2624930Y CN2624930Y CN 03232309 CN03232309U CN2624930Y CN 2624930 Y CN2624930 Y CN 2624930Y CN 03232309 CN03232309 CN 03232309 CN 03232309 U CN03232309 U CN 03232309U CN 2624930 Y CN2624930 Y CN 2624930Y
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- CN
- China
- Prior art keywords
- dropping funnel
- screens
- utility
- model
- dripping
- 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.)
- Expired - Fee Related
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a dripping bucket variable infusion set, which is composed of a bottle cork puncture outfit, a dripping bucket and a liquid medicine filter. The utility model is characterized in that: the dripping bucket is composed of a dripping bucket cover and a drag rod; the rear part of the column inner chamber of the dripping cover is arranged with a screens ring, the front end of the drag rod is arranged with a sealed cork and a column screens plate; the outer diameter of the screens plate is larger than the inner diameter of the screens ring; a column lumen is arranged at the center of the drag rod; the dripping bucket is connected with the bottle cork puncture outfit and the liquid medicine filter by a vessel to form a liquid passage. The utility model can change the volume of the dripping bucket by pushing or pulling the drag rod. Because of the function of the sealed cork, the inner chamber of the dripping bucket can keep a sealed and zero-leak liquid air space. As the outer diameter of the screens plate is larger than the inner diameter of the screens ring, the dripping cover and the drag rod won't be separated from each other by mistake movement. The utility model has the advantages that the containing air volume of the dripping bucket is little before using; the vacuum air discharging can be realized when in use; after use, the utility model can be self-ruined with simple structure and convenient operation. Therefore, the utility model is a novel infusion instrument.
Description
Technical field
This utility model relates to medical apparatus and instruments, but especially relate to only contain the minute quantity air in the dropping funnel before a kind of the use, can realize vacuum exhaust in using, use after the dropping funnel variable formula transfusion device of self-destruction.
Background technology
The disposable infusion set that generally adopts generally is made up of perforator, dropping funnel, conduit, flow regulator, liquid medicine filter etc. at present.The dropping funnel of this transfusion device only is a common closed container, because dropping funnel contains the air of 8～10ml, can aggravate the small package bag tympanites during sterilization, the phenomenon that occurs big carton deformed and transfusion device folding pipe easily, in addition, be difficult to get rid of the bubble in the conduit during transfusion beginning, and this transfusion device can not self-destruction after having infused.
Summary of the invention
The purpose of this utility model provides a kind of dropping funnel variable formula transfusion device, but it have simultaneously use before the dropping funnel gassiness few, can realize vacuum exhaust in using, use after the function of self-destruction, bag folding pipe expands in the time of reducing sterilization effectively, improve medical personnel's bleeding speed, avoid reusing.
The purpose of this utility model is achieved in that this utility model is by bottle plug puncture unit, pipe clamp, dropping funnel, conduit, flow regulator, liquid medicine filter is formed, feature is that dropping funnel is made up of dropping funnel cover and pull bar, be processed with drip nozzle and injection nozzle in the dropping funnel set upper side, rear portion at dropping funnel cover cylindrical cavity is provided with the screens ring, front end at pull bar is provided with sealing-plug, the center of pull bar longitudinally is provided with cylindrical tube chamber, bottle plug puncture unit is connected by conduit with drip nozzle, liquid medicine filter is connected by conduit with cylindrical tube chamber, and promptly dropping funnel connects to form fluid passage by conduit and bottle plug puncture unit and liquid medicine filter.
Sealing-plug can be a kind of in seal disc or seal groove and the sealing ring combination, and sealing ring can embed in the seal groove.
Also be provided with the external diameter cylindrical screens dish bigger at the pull bar front end than the internal diameter of screens ring.
This utility model is to have inserted a dropping funnel of being made up of dropping funnel cover and pull bar in fluid passage, and this dropping funnel is to connect to form fluid passage by conduit and bottle plug puncture unit and liquid medicine filter.Therefore this utility model is provided with sealing-plug at the front end of pull bar, can promptly form variable formula dropping funnel by the capacity that the push-and-pull pull bar changes dropping funnel, because the effect of sealing-plug, thereby can make the dropping funnel inner chamber be held in the liquid headroom of not leaking of sealing all the time.Be provided with cylindrical screens dish at the pull bar front end, rear portion at dropping funnel cover cylindrical cavity is provided with the screens ring, and the external diameter of cylindrical screens dish is bigger than the internal diameter of screens ring, when drawing outside the pull bar, be not easy to be pulled out easily, thereby the dropping funnel cover separates because of misoperation with pull bar can prevent to use the time.
During assembling, shift pull bar onto bottom that dropping funnel overlaps, at this moment, the built-in tolerance of variable formula dropping funnel is minimum, in the ethylene oxide sterilizing process, the gas expansion amount in the time of can reducing evacuation and heating in the small package bag, thus also reduced the distortion of big case and the folding pipe of transfusion device.
When carrying out bleeding, the push-and-pull pull bar makes dropping funnel form vacuum, can get rid of the air in the conduit rapidly, has accelerated the speed of bleeding.
During normal infusion, the push-and-pull pull bar can be regulated the liquid level in the dropping funnel arbitrarily, also can in time get rid of the bubble that produces in the infusion process.
After transfusion finishes, pull bar is extracted out from variable formula dropping funnel, can be realized self-destruction.
In sum, but the utlity model has dropping funnel gassiness before using few, can realize vacuum exhaust in using, use after self-destruction, simple in structure, easy to operate advantage, bag folding pipe expands when it can reduce sterilization effectively, improve medical personnel's bleeding speed, avoiding reusing, is a kind of novel infusion utensil.
Description of drawings
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the variable formula dropping funnel cutaway view of embodiment 1;
Fig. 3 is the dropping funnel cover cutaway view of embodiment 1;
Fig. 4 is the pull bar cutaway view of embodiment 1;
Fig. 5 is state diagram in the use of embodiment 1;
Fig. 6 is state diagram after the use of embodiment 1;
Fig. 7 is the structural representation of embodiment 2;
Fig. 8 is the variable formula dropping funnel cutaway view of embodiment 2;
Fig. 9 is the pull bar cutaway view of embodiment 2;
Figure 10 is state diagram in the use of embodiment 2;
Figure 11 is that embodiment 2 uses the back state diagram.
The specific embodiment
Below in conjunction with embodiment and contrast accompanying drawing this utility model is described in further detail.
Embodiment 1:
This utility model is made up of bottle plug puncture unit 1, pipe clamp 2, dropping funnel 3, conduit 4, flow regulator 5, liquid medicine filter 6, and dropping funnel 3 is made up of dropping funnel cover 31 and pull bar 32.
Overlap 31 upper ends at dropping funnel and be processed with drip nozzle 311 and injection nozzle 312, be provided with screens ring 314 at the rear portion of the cylindrical cavity 313 of dropping funnel cover 31.
Front end at pull bar 32 is provided with sealing-plug 321, the center of pull bar 32 longitudinally is provided with cylindrical tube chamber 322, bottle plug puncture unit 1 is connected by conduit 4 with drip nozzle 311, liquid medicine filter 6 is connected by conduit 4 with cylindrical tube chamber 322, and promptly dropping funnel 3 connects to form fluid passage by conduit 4 and bottle plug puncture unit 1 and liquid medicine filter 6.
Sealing-plug 321 is made up of seal groove 324 and sealing ring 325, and sealing ring 325 can embed in the seal groove 324.Can change the capacity of dropping funnel 3 by push-and-pull pull bar 32, because the effect of sealing ring 325 makes dropping funnel inner chamber 313 can remain the liquid headroom of not leaking of sealing.
Also be provided with the external diameter cylindrical screens dish 326 bigger at pull bar 32 front ends, pull bar 32 in use can not pulled out because of misoperation easily than the internal diameter of screens ring 314.。
During assembling, after packing into sealing ring 32 5 in the seal groove 324, pull bar 32 is pushed in the dropping funnel cover 31, and it is pushed into the bottom of dropping funnel cover 31, at this moment, variable formula dropping funnel 3 built-in tolerance are minimum, in the ethylene oxide sterilizing process, gas expansion amount in the time of can reducing evacuation and heating in the small package bag, thus the distortion of big case and the folding pipe of transfusion device also reduced.
When carrying out bleeding, close pipe clamp 2 and flow regulator 5, push-and-pull pull bar 32 makes dropping funnel 3 form vacuum, can get rid of the air in the conduit 4 rapidly, accelerates the speed of bleeding.
During normal infusion, push-and-pull pull bar 32 can be regulated the liquid level in the dropping funnel 3 arbitrarily, also can in time get rid of in the infusion process to be produced and attached to the bubble on conduit 4 walls.
After transfusion finishes, pull bar 32 is extracted out from variable formula dropping funnel 3, transfusion device can be realized self-destruction.
Embodiment 2:
The structure of embodiment 2 is substantially the same manner as Example 1, and difference is: sealing-plug 321 is a seal disc 323.
Claims (3)
1, a kind of dropping funnel variable formula transfusion device, by bottle plug puncture unit (1), pipe clamp (2), dropping funnel (3), conduit (4), flow regulator (5), liquid medicine filter (6) is formed, it is characterized in that: dropping funnel (3) is made up of dropping funnel cover (31) and pull bar (32), be processed with drip nozzle (311) and injection nozzle (312) in dropping funnel cover (31) upper end, front end at pull bar (32) is provided with sealing-plug (321), the center of pull bar (32) longitudinally is provided with cylindrical tube chamber (322), bottle plug puncture unit (1) is connected by conduit (4) with drip nozzle (311), liquid medicine filter (6) is connected by conduit (4) with cylindrical tube chamber (322), and promptly dropping funnel (3) connects to form fluid passage by conduit (4) and bottle plug puncture unit (1) and liquid medicine filter (6).
2, dropping funnel variable formula transfusion device as claimed in claim 1 is characterized in that: sealing-plug (321) can be seal disc (323) or seal groove (324) with sealing ring (325) combination in a kind of, sealing ring (325) can embed in the seal groove (324).
3, as claim 2 or 3 described dropping funnel variable formula transfusion devices, it is characterized in that: the rear portion at the cylindrical cavity (313) of dropping funnel cover (31) is provided with screens ring (314), rear portion at the seal groove (324) of pull bar (32) is provided with cylindrical screens dish (326), and the external diameter of this screens dish (326) is bigger than the internal diameter of the screens ring (314) of dropping funnel cover (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03232309 CN2624930Y (en) | 2003-06-17 | 2003-06-17 | Volume-adjustable burette transfusion set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03232309 CN2624930Y (en) | 2003-06-17 | 2003-06-17 | Volume-adjustable burette transfusion set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2624930Y true CN2624930Y (en) | 2004-07-14 |
Family
ID=34248555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03232309 Expired - Fee Related CN2624930Y (en) | 2003-06-17 | 2003-06-17 | Volume-adjustable burette transfusion set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2624930Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1850307B (en) * | 2005-07-22 | 2010-10-20 | 李福根 | Multiple active self-destroyed injector |
| CN104144719A (en) * | 2011-12-20 | 2014-11-12 | 科克理工学院 | A bubble entrapment device with variable volume |
| CN108697865A (en) * | 2016-03-22 | 2018-10-23 | 诺华股份有限公司 | Fluid-storing container off gas system and method |
-
2003
- 2003-06-17 CN CN 03232309 patent/CN2624930Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1850307B (en) * | 2005-07-22 | 2010-10-20 | 李福根 | Multiple active self-destroyed injector |
| CN104144719A (en) * | 2011-12-20 | 2014-11-12 | 科克理工学院 | A bubble entrapment device with variable volume |
| CN104144719B (en) * | 2011-12-20 | 2017-06-23 | 科克理工学院 | Bubble entrapment device with variable volume |
| CN108697865A (en) * | 2016-03-22 | 2018-10-23 | 诺华股份有限公司 | Fluid-storing container off gas system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040714 Termination date: 20110617 |