CN101905049B - Improvement of safe drip transfusion control device - Google Patents
Improvement of safe drip transfusion control device Download PDFInfo
- Publication number
- CN101905049B CN101905049B CN 200910303021 CN200910303021A CN101905049B CN 101905049 B CN101905049 B CN 101905049B CN 200910303021 CN200910303021 CN 200910303021 CN 200910303021 A CN200910303021 A CN 200910303021A CN 101905049 B CN101905049 B CN 101905049B
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- CN
- China
- Prior art keywords
- detent plug
- buoyancy aid
- thin film
- storage cup
- aid seat
- 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.)
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Links
- 239000010409 thin film Substances 0.000 claims abstract description 27
- 238000002347 injection Methods 0.000 claims abstract description 25
- 239000007924 injection Substances 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims description 43
- 230000000694 effects Effects 0.000 claims description 13
- 230000004308 accommodation Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 210000005056 cell body Anatomy 0.000 claims description 2
- 239000011435 rock Substances 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to improvement of a safe drip transfusion control device, which mainly consists of a floating stopper device and a drip storage cup. The floating stopper device is arranged into the drip storage cup, floats above an injection outlet of the drip storage cup and comprises a floating piece, a floating body seat and a stopper ring, the floating body seat is arranged below the floating piece, the stopper ring is arranged below the floating body seat, the upside of the floating body is provided with a liquid-receiving groove is arranged above the floating body and is is inserted into a jack at the upper end of the floating body seat by an extension piece below the groove bottom of the liquid-receiving groove, the floating body seat is sleeved into the stopper ring by using a sleeve interface at the lower end, and the stopper ring has a thin film sufficient to cover the injection outlet of the drip storage cup and ensure the joint of the stopper.
Description
Invention field
The present invention relates to a kind of improvement of infusion control device, espespecially relate to a kind of transfusion system that is applicable to, can effectively intercept dropping liquid and air, and prevent that the control device of blood backflow from improving; And no matter this control device rocks or whether tilts, and neither causing is affected, and can guarantee to end an effect.
Background technology
Existing droving injector controller, be about to inject the problem of avoiding the air Injection human body when complete for solving in injection, such as Chinese patent notification number CN2601096, a kind of piston that is used in drop is disclosed, wherein drop plug integral body is placed in bottle interior liquid, and drop plug top is that cavity makes the drop plug float over the top of a dropping liquid.When a dropping liquid is about to use up, the drop plug drops to bottle mouth position and contacts sealing by drop stopper shape with the bottle wall with liquid level, but because the internal diameter of drop plug corresponding point drop bottle is little, rock under the state that the drop plug can roll arbitrarily and can't effective sealing bottle wall in bottle dropping bottle is stressed, reach the detent plug effect.
Chinese patent notification number CN2676937 and for example discloses a kind of control device of dropping syringe, and wherein float is arranged in the liquid medicine storage device, and middle part, liquid medicine storage device lower end is provided with the projection towards intracavity.The projection axial centre is provided with liquid outlet, and the float bottom is the level and smooth matrix of rear surface.Float matrix bottom is provided with the degree of depth less than the groove of rising height, makes projection directly be fitted in groove and stops up liquid outlet, can't really seal liquid outlet.
Therefore, the present invention is because of because the above-mentioned many practical shortcoming of existing product, through actively conceiving and actual tests, then improve its overall structure, and develop a kind of dropping liquid and air of can automatically effectively intercepting, and no matter whether rock or tilt and all be not affected, and can guarantee the detent plug effect, improving the shortcoming in the many practicalities of existing product, and significantly promote its practical effect.
Summary of the invention
Main purpose of the present invention, to be to provide a kind of safe drip transfusion control device, it mainly is comprised of unsteady detent plug device (20) and drop Storage Cup (10), middle part, described drop storage cup (10) lower end is provided with the projection towards intracavity, the axial centre of the projection at middle part, described drop storage cup (10) lower end is provided with injection outlet (51), the detent plug device that should float is installed in the drop Storage Cup and is floated on the injection outlet top of this drop Storage Cup, it is characterized in that: described unsteady detent plug device (20), comprise a floating part (21), the one buoyancy aid seat (22) and that is located at floating part (21) below is located at the detent plug ring (23) of buoyancy aid seat (22) below, the floating part (21) of described unsteady detent plug device (20) is a hard cell body, described floating part (21) top comprises holds liquid bath (211), and in holding liquid bath (211) bottom land extension (212) is set, described extension (212) is the hollow tube of end sealing, and being provided with an opening (213) in the other end, floating part (21) is plugged on the jack (220) of buoyancy aid seat (22) upper end with the extension (212) of below;
Described buoyancy aid seat (22) utilizes the socket (221) of lower end to be inserted in detent plug ring (23), the diameter that buoyancy aid seat (22) is held less than socket (221) in the diameter of jack (220) end;
Described detent plug ring (23) has thin film (231), the soft diaphragm that the thin film (231) of described detent plug ring (23) consists of for silica gel, described thin film (231) is integrally formed in this detent plug ring (23) lower end, detent plug ring (23) is recessed to the inner chamber of buoyancy aid seat (22), and the thin film (231) of detent plug ring (23) forms to the recessed recess of buoyancy aid seat (22) inner chamber with the socket (221) of buoyancy aid seat (22); The area of thin film (231) is greater than the area of section of injection outlet (51), described thin film (231) be enough to contain drop storage cup (10) injection outlet (51) and really detent plug fit;
The inner hollow bulb that has the buoyancy aid effect by the accommodation space (230) of extension (212), buoyancy aid seat (22) and detent plug ring (23) in the common formation one in thin film (231) top of described unsteady detent plug device (20).
Described floating part (21) top more is provided with top cover (24).
So use beneficial effect of the present invention to exist: no matter rock or whether tilt all can effectively intercept dropping liquid and air and can guarantee that drop end to drip an effect, and the detent plug device that floats behind the dropping bottle that more renews can float on the dropping liquid interface again.
Description of drawings
Fig. 1 is the perspective exploded view of one embodiment of the invention;
Figure 1A is the generalized section of Fig. 1 embodiment;
Fig. 2 is the generalized section of Fig. 1 embodiment user mode;
Fig. 3 is the generalized section of another user mode of Fig. 1 embodiment;
Fig. 4 is the generalized section of the another user mode of Fig. 1 embodiment;
Fig. 5 is the configuration schematic diagram of Fig. 1 embodiment actual injection;
Fig. 6 is the section enlarged diagram of Fig. 3;
Fig. 7 is that Fig. 1 embodiment rocks or the generalized section of inclination user mode;
Fig. 8 is the perspective exploded view of another embodiment of the present invention;
Fig. 8 A is the generalized section of Fig. 8 embodiment.
The specific embodiment
For further understanding feature of the present invention, technological means and the concrete function of reaching, purpose, the below has enumerated preferably specific embodiment of the present invention, and cooperates accompanying drawing, figure number to be described in detail as follows:
Seeing also shown in Figure 1ly, is the perspective exploded view of detent plug device 20 of floating, and shown in figure, the detent plug device 20 that floats comprises floating part 21, buoyancy aid seat 22 and detent plug ring 23.Floating part 21 has holding liquid bath 211 and being provided with extension 212 in floating part 21 bottoms of sealing, in the present embodiment, as shown in Figure 1A, holding liquid bath 211 is a goblet, and extension 212 has the hollow tube of an end closed upper end, and its lower end also has an opening 213.
An end is provided with the jack 220 of corresponding extension 212 sizes on the buoyancy aid seat 22, and is provided with the socket 221 of corresponding detent plug ring 23 sizes in its bottom.Buoyancy aid seat 22 has the pedestal of hollow as shown in Figure 1A in the present embodiment, and buoyancy aid seat 22 is in the diameter of the jack 220 ends diameter less than socket 221 ends.Detent plug ring 23 central authorities have circular accommodation space 230, and are coated with thin film 231 on detent plug ring 23 lower surfaces.Ending plug ring 23 integral body in the present embodiment is made of silica gel.
Floating part 21, buoyancy aid seat 22 and detent plug ring 23 threes with above-mentioned combination after, detent plug device 20 inside of floating form the hollow bulb of a tool buoyancy aid effect above thin film 231 by the accommodation space 230 of extension 212, buoyancy aid seat 22 and detent plug ring 23, be beneficial in the some drop of liquid that unsteady detent plug device 20 floats on drop Storage Cup 10 voluntarily (as shown in Figure 2).
See also shown in Figure 2, that the detent plug device 20 that floats is in drop Storage Cup 10 and contains the generalized section that dropping liquid L reaches 1/2 full above state, a pointed joint 30 is installed in the top of drop Storage Cup 10 among the figure, bottom in order to insertion point drop bottle 40 imports drop, makes the detent plug device 20 that floats utilize buoyancy to float on the liquid surface of dropping liquid L.
Dropping liquid L injects drainage tube 60 output dropping liquid L (as shown in Figure 4) by the injection outlet 51 of elastic transfusion pipe 50.Drainage tube 60 terminal connection one injection needles 70, and the appropriate location is provided with volume control device 80 (as shown in Figure 5) between drainage tube 60 and injection needle 70.
See also shown in Figure 3, that unsteady detent plug device 20 is in the generalized section that dropping liquid L is about to the state that drips off, the acceleration that the floating part 21 interior dropping liquid L weight of containing of detent plug device 20 and drop Storage Cup 10 liquid levels reduce owing to floating, thin film 231 bottoms of detent plug ring 23 can cover and fit in injection outlet 51.
The size of thin film 231 and material are enough to integral body and contain injection outlet 51, and injection outlet 51 can be supported the accommodation space 230 directions supports high (as shown in Figure 6) of thin film 231 and past detent plug ring 23 central authorities as shown in FIG., make thin film 231 certain adsorbed close fit in injection outlet 51, intercept dropping liquid L and air with automatically effective, and prevent that backflow phenomenon from reaching the good effect of dripping of ending.In the present embodiment, the area of thin film 231 should export greater than injection 51 area of section basically, and by consisting of such as the good material of the elasticity such as silica gel (silicon), to reach the effect of good detent plug.
As shown in Figure 4, be that unsteady detent plug device 20 is in the generalized section that drop Storage Cup 10 adds the rear automatic float state of dropping liquid L (dropping bottle 40 that more renews) again.After dropping liquid L inserts drop Storage Cup 10 again, dropping liquid L can enter in the drop Storage Cup 10 by holding liquid bath 211 overflows, and flow into again in the socket 221, because extension 212, the common hollow bulbs that are shaped of buoyancy aid seat 22 and accommodation space 230 inside make the detent plug device 20 suffered buoyancy that float greater than itself reaching splendid attire in the whole gravity that holds liquid bath 211 interior dropping liquid L, the thin film 231 of detent plug ring 23 is up raised by this buoyancy breaks away from injection outlet 51, and the detent plug device 20 that floats at last floats on the liquid surface of dropping liquid L again.
Seeing also shown in Figure 7ly, is to float detent plug device 20 in the generalized section of inclination decline state.Injection outlet 51 can be supported and support high thin film 231 and stretched in the accommodation space 230 when dropping liquid L amount was few, and the unsteady detent plug device 20 Integral swinging amplitudes of the hollow seat physical ability of buoyancy aid seat 22 restriction under the drop Storage Cup 10 stressed states that rock or tilt, make thin film 231 be enough to contain injection outlet 51 and can significantly improve existing one and rocked or shortcoming that the i.e. device of tilting lost efficacy, and the creativity of obviously giving prominence to is arranged.
Seeing also shown in Fig. 8, the 8A, is the perspective exploded view of detent plug device 20A of floating, and the detent plug device 20A primary clustering that floats in the present embodiment is all similar with Fig. 1,1A and be marked with same reference numbers and represent, and omits its related description.
In sum, its distinctive architectural feature of improvement of safe drip transfusion control device mat of the present invention really can reach the requirements of former goal of the invention, and significantly improves the greatest practical effect of existing product, proposes the application of patent of invention in accordance with the law, earnestly asks and grants early standard for expecting.
Claims (2)
1. safe drip transfusion control device, it mainly is comprised of unsteady detent plug device (20) and drop Storage Cup (10), middle part, described drop Storage Cup (10) lower end is provided with the projection towards intracavity, the axial centre of the projection at middle part, described drop Storage Cup (10) lower end is provided with injection outlet (51), the detent plug device that should float is installed in the drop Storage Cup and is floated on the injection outlet top of this drop Storage Cup, it is characterized in that:
Described unsteady detent plug device (20) comprises the detent plug ring (23) that buoyancy aid seat (22) and that a floating part (21), is located at floating part (21) below is located at buoyancy aid seat (22) below;
The floating part (21) of described unsteady detent plug device (20) is a hard cell body, described floating part (21) top comprises holds liquid bath (211), and in holding liquid bath (211) bottom land extension (212) is set, described extension (212) is the hollow tube of end sealing, and being provided with an opening (213) in the other end, floating part (21) is plugged on the jack (220) of buoyancy aid seat (22) upper end with the extension (212) of below;
Described buoyancy aid seat (22) utilizes the socket (221) of lower end to be inserted in detent plug ring (23), the diameter that buoyancy aid seat (22) is held less than socket (221) in the diameter of jack (220) end;
Described detent plug ring (23) has thin film (231), the soft diaphragm that the thin film (231) of described detent plug ring (23) consists of for silica gel, described thin film (231) is integrally formed in this detent plug ring (23) lower end, detent plug ring (23) is recessed to the inner chamber of buoyancy aid seat (22), and the thin film (231) of detent plug ring (23) forms to the recessed recess of buoyancy aid seat (22) inner chamber with the socket (221) of buoyancy aid seat (22); The area of thin film (231) is greater than the area of section of injection outlet (51), described thin film (231) be enough to contain drop Storage Cup (10) injection outlet (51) and really detent plug fit;
The inner hollow bulb that has the buoyancy aid effect by the accommodation space (230) of extension (212), buoyancy aid seat (22) and detent plug ring (23) in the common formation one in thin film (231) top of described unsteady detent plug device (20).
2. according to the described safe drip transfusion control device of claim l, it is characterized in that: this floating part (21) top more is provided with top cover (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910303021 CN101905049B (en) | 2009-06-08 | 2009-06-08 | Improvement of safe drip transfusion control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910303021 CN101905049B (en) | 2009-06-08 | 2009-06-08 | Improvement of safe drip transfusion control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101905049A CN101905049A (en) | 2010-12-08 |
| CN101905049B true CN101905049B (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910303021 Active CN101905049B (en) | 2009-06-08 | 2009-06-08 | Improvement of safe drip transfusion control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101905049B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102600536B (en) * | 2011-01-21 | 2014-05-07 | 河南曙光健士医疗器械集团股份有限公司 | Safe infusion and automatic water-stopping floating container |
| CN102641531B (en) * | 2011-02-22 | 2014-07-02 | 郑万盛 | Safe control device for micro-metering transfusion device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2226947Y (en) * | 1995-07-19 | 1996-05-15 | 洪金和 | Control device for intravenous drop injector |
| CN2652417Y (en) * | 2003-10-01 | 2004-11-03 | 张振基 | Transfusion device capabe of automatic closing and alarm when dripping over |
| CN201001885Y (en) * | 2006-12-22 | 2008-01-09 | 魏颖德 | Safety device for infusion device |
| CN101406715A (en) * | 2007-10-10 | 2009-04-15 | 卢彬 | Disposable cut-off infusion device |
-
2009
- 2009-06-08 CN CN 200910303021 patent/CN101905049B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2226947Y (en) * | 1995-07-19 | 1996-05-15 | 洪金和 | Control device for intravenous drop injector |
| CN2652417Y (en) * | 2003-10-01 | 2004-11-03 | 张振基 | Transfusion device capabe of automatic closing and alarm when dripping over |
| CN201001885Y (en) * | 2006-12-22 | 2008-01-09 | 魏颖德 | Safety device for infusion device |
| CN101406715A (en) * | 2007-10-10 | 2009-04-15 | 卢彬 | Disposable cut-off infusion device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101905049A (en) | 2010-12-08 |
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| C14 | Grant of patent or utility model | ||
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Owner name: GUANGDONG DRAGON HEART MEDICAL DEVICES CO., LTD. Free format text: FORMER OWNER: WANG XIANZONG Effective date: 20150403 |
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| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TAIWAN, CHINA TO: 529375 JIANGMEN, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150403 Address after: 529375 Guangdong city in Jiangmen Province town of Kaiping City Wujin Lily Patentee after: DRAGON HEART MEDICAL DEVICES CO., LTD. Address before: Taipei City, Taiwan, China Patentee before: Wang Xianzong |