CN102429819A - Transfusion container with two openings - Google Patents
Transfusion container with two openings Download PDFInfo
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- CN102429819A CN102429819A CN2011104266867A CN201110426686A CN102429819A CN 102429819 A CN102429819 A CN 102429819A CN 2011104266867 A CN2011104266867 A CN 2011104266867A CN 201110426686 A CN201110426686 A CN 201110426686A CN 102429819 A CN102429819 A CN 102429819A
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- protruding wall
- twoport
- transfusion
- infusion vessel
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Abstract
The invention relates to a transfusion container, in particular to a seamless transparent plastic transfusion soft bag packaging container with two openings, produced by a blow molding technology, with polypropylene as a raw material. The soft bag packaging container comprises a larger opening part, a body part and a smaller opening part which are integrally formed. A ratio of length to width of a cross-section of the container is within 2 to 4, so that the transfusion container is easy to contract and deform inwards along a minor axis. An air suction needle is not required in use, the liquid is stably discharged from the container at a substantially constant speed in the transfusion process, and the surface in the short axis direction is uniformly inwards deformed so as to avoid any irregular bends such as torsion. When the transfusion container is used in a hospital, a solid medicine is dissolved by a special transfusion-powder needle medicine dispenser through a small opening, so that the defect of transfusion of a powder liquid double-chamber bag can be overcome. The transfusion container disclosed by the invention is economical and practical, and conforms to the transfusion standard of the hospital and successfully replaces the powder liquid double-chamber bag.
Description
Technical field
The present invention relates to a kind of infusion vessel, especially is raw material with the polypropylene, uses the blow molding technology, a kind of seamless, the transparent twoport plastic infusion packed in flexible pouchy container of making.
Background technology
Normally used transfusion package container mainly contains types such as vial, plastic bottle, plastic blown bag and the soft bag of non-PVC composite membrane on the domestic and international market at present.Wherein the soft bag of vial, plastic bottle, plastic blown bag and most of non-PVC composite membrane all is the single port form, and having only the soft bag of minority non-PVC composite membrane is two flexible pipes or two hard tube.Vial, plastic bottle can not feed under the conditions of air liquid in the container from draining only owing to the self rigidity shortcoming.Do not need pneumatic needle in use with the soft packed transfusion of non-PVC composite membrane; Rely on the effect of external atmosphere pressure, can free inwardly contraction distortion, the liquid in the soft bag is clean from draining; Of the pollution of the interior air of environment be can prevent, the curative effect of medicine and patient's health guaranteed medicine.The soft bag of non-PVC composite membrane all is to use double-layered compound film and trunnion, through the transfusion flexible bag packing container of cutting edge simultaneously after specialized apparatus and the specific mold hot fusion molding, the hot melt composite cover forms after the liquid drug.But the non-PVC composite membrane soft bag infusion is because the composite film heat fusion quality is unstable, and product is easy to generate the phenomenon of leakage, causes product rejection at present, and qualification rate reduces, and cost of manufacture is higher.The plastic bottle that uses two-step method to produce, transparency is good, and output is high, and wall thickness is even, and is in light weight, and cost is low, occupies more and more important position on the market at home.
Polypropene blended blowing bag has been invented by my company in 2009, declared utility model patent (authorizing) and patent of invention with the title of " a kind of infusion vessel ".The Beijing Double-Crane Pharmaceutical Co., Ltd has obtained State Food and Drug Administration's approval and has produced.On this basis, my company succeeds in developing and uses polypropylene to be raw material, uses the blow molding technology, a kind of seamless, the transparent twoport plastic infusion packed in flexible pouchy container of making.
Summary of the invention
The objective of the invention is to provides a kind of seamless, transparent twoport plastic infusion packed in flexible pouchy container to the deficiency of prior art; Do not need air inlet needle during use, liquid dissolves in solid drugs through osculum with special-purpose " transfusion-powder pin dispenser " with constant speed discharge from container reposefully substantially when using in hospital in infusion process; Can solve the defective that the powder and liquid double-chamber bag transfusion exists; Both economic and practical, meet hospital's transfusion standard again, can successful alternative powder and liquid double-chamber bag.
For realizing above-mentioned purpose; The present invention realizes through following technical scheme: it is raw material with the polypropylene that the present invention provides a kind of; Use blow molding technology; At application number is on the basis of 20091017305.2 patents of invention technology, makes a kind of twoport, seamless, transparent plastic infusion packed in flexible pouchy container.This packed in flexible pouchy container comprises that the two ends of soft bag shape twoport infusion vessel respectively are provided with one and lead to the inner oral area of said bag-like container; A body that is connected with said oral area; Said oral area, body are one-body molded, and the wall thickness of said body is less than said oral area, and said body is with the continuous discharge of liquid, the direction inwardly contraction distortion earlier from said body centre position, and extend to the said oral area direction in two ends respectively gradually.The set oral area in said soft bag shape twoport infusion vessel two ends is respectively large mouth portion and less oral area.Before the fill transfusion, welding earlier makes this oral area sealing with the corresponding special combination lid of less oral area, and welding and the corresponding special combination lid of large mouth portion again makes the sealing of large mouth portion after the fill transfusion.The length of the cross section of container and wide ratio 2-4 doubly between, thereby make infusion vessel be easy to along the inside contraction distortion of short-axis direction.Do not need air inlet needle during use, liquid is with constant speed discharge from container reposefully substantially in infusion process, and the surface of short-axis direction can not occur any as the erratic bending of distortion equably to internal strain.When hospital uses, dissolve in solid drugs with " transfusion-powder pin dispenser " of special use, can solve the defective that the powder and liquid double-chamber bag transfusion exists through osculum, both economic and practical, meet hospital's transfusion standard again, can successful alternative powder and liquid double-chamber bag.
Further preferred; Said body comprises arc first protruding wall and the arc second protruding wall that is connected with said large mouth portion; Arc the 3rd protruding wall that is connected with said less oral area and arc the 4th protruding wall; And sidewall, the wall thickness of the said first protruding wall, the second protruding wall, the 3rd protruding wall, the 4th protruding wall and sidewall is identical, and less than the wall thickness at other any positions of said body.Preferably, the wall thickness of the said first protruding wall, the second protruding wall, the 3rd protruding wall, the 4th protruding wall and said sidewall is 0.1～0.2mm, and the wall thickness at other positions of said body is 0.4～0.6mm.
Another preferred; Said body comprises the first protruding wall and the second protruding wall that is connected with said large mouth portion; The 3rd protruding wall that is connected with said less oral area and the 4th protruding wall; And sidewall, the said first protruding wall, the second protruding wall, the 3rd protruding wall, the 4th protruding wall are less than the wall thickness of said sidewall, and said sidewall is less than the wall thickness at other positions of said body.Preferably, the wall thickness of the said first protruding wall, the second protruding wall, the 3rd protruding wall, the 4th protruding wall is 0.1～0.2mm, and the wall thickness of said sidewall is greater than 0.2mm and less than 0.4mm, and the wall thickness at other positions of said body is 0.4～0.6mm.
Further, the length of said body cross section and wide ratio be more than or equal to 2, and be less than or equal to 4.The said first protruding wall and the second protruding wall symmetry, the said the 3rd protruding wall and the 4th protruding wall symmetry.
Preferable, said soft bag shape twoport infusion vessel is the soft bag shape twoport infusion vessel that polypropylene is processed.
Beneficial effect of the present invention: the infusion vessel according to the present invention, successfully realized the soft bag of the seamless transparent polypropylene of blow molding (PP) plastic infusion, have the output height; Qualification rate is high; Weight is lighter, low cost and other advantages, and do not need exhaust needle when using; Can reach the result of use of soft bag with the liquid in the container with constant speed discharge from container stably substantially.Owing to be the integrally blow container for moulding, there is not the defective of non-PVC-soft-bag leakage, obtain the certainly row effect the same with non-PVC-soft-bag.
When using in hospital, the polypropene blended blowing bag of twoport dissolves in solid drugs with special-purpose " transfusion-powder pin dispenser " through osculum; Can solve the defective that the powder and liquid double-chamber bag transfusion exists; Both economic and practical, meet hospital's transfusion standard again, can successful alternative powder and liquid double-chamber bag.
Description of drawings
Fig. 1 is the front view of twoport infusion vessel of the present invention.
Fig. 2 is the body view in transverse section of twoport infusion vessel of the present invention.
Fig. 3 is the design sketch after the liquid of twoport infusion vessel of the present invention is discharged.
Fig. 4 is the cut-away view of the embodiment 1 of twoport infusion vessel of the present invention.
Fig. 5 is the cut-away view of the embodiment 2 of twoport infusion vessel of the present invention.
Reference numeral comprises:
100-large mouth portion, 200-body, 201-the first protruding wall 202-the second protruding wall 203-the three protruding wall 204-the four protruding wall 205-sidewall 205a-front side wall 205b-rear wall 300-less oral area.
The specific embodiment
Below will combine different embodiments of the invention described.Those skilled in the art just can not know and can realize technical characterictic and the goal of the invention that this reality invented through multiple different alternate embodiments through creative work, therefore, below described embodiment only be descriptive and nonrestrictive.
Embodiment 1
To shown in Figure 4, twoport infusion vessel provided by the invention, twoport infusion vessel are soft bag shape twoport infusion vessel like Fig. 1; The two ends of soft bag shape twoport infusion vessel respectively are provided with an oral area that leads to said internal tank; Soft bag shape twoport infusion vessel comprises a body 200 that is connected with said oral area; Said oral area, body 200 are one-body molded; The wall thickness of said body 200 is less than the wall thickness of said oral area; Said body 200, from the earlier inside contraction distortion of the direction in said body 200 centre positions and extends to the said oral area direction in two ends respectively with the continuous discharge of liquid gradually; The set oral area in said soft bag shape twoport infusion vessel two ends is respectively large mouth portion 100 and less oral area 300; The length of said body 200 cross sections and wide ratio are more than or equal to 2.Infusion vessel of the present invention is flat type, similar ellipse, and the length of body 200 cross sections and wide ratio can make container when contraction distortion more than or equal to 2, shrink inwards along short-axis direction.Further preferred, the length of body 200 cross sections and wide ratio be more than or equal to 2, and be less than or equal to 4.Preferable, said soft bag shape twoport infusion vessel is the soft bag shape twoport infusion vessel that polypropylene is processed.Said body 200 comprises the first protruding wall 201 and the second protruding wall 202 that is connected with large mouth portion 100; The 3rd protruding wall 203 that is connected with less oral area 300 and the 4th protruding wall 204; And sidewall 205; First protruding wall 201, second protruding wall the 202, the 3rd protruding wall the 203, the 4th protruding wall 204 is identical with the wall thickness of sidewall 205, and less than the wall thickness at body 200 other any positions.Preferably, the wall thickness of first protruding wall 201, second protruding wall the 202, the 3rd protruding wall the 203, the 4th protruding wall 204 and sidewall 205 is 0.1～0.2mm, and the wall thickness at body 200 other positions is 0.4～0.6mm.Preferably, the first protruding wall 201 and second protruding wall 202 symmetries, the 3rd protruding wall 203 and the 4th protruding wall 204 symmetries.
When using this twoport infusion vessel, large mouth portion 100 is suspended on certain height with infusion vessel down, and the plug of transfusion hollow needle through composite cover is inserted in the liquid, and the adjustment tapping valve causes the discharge opeing flow speed stability to suitable position.Under the atmospheric effect in the external world; The front side wall 205a of infusion vessel short-axis direction, rear wall 205b begin to shrink to internal strain, and the middle part from body 200 when just beginning caves inward, along with the discharge of liquid; Sunken inside is expanded to the two ends of large mouth portion 100 and less oral area 300 from the centre of body 200; Front side wall 205a and rear wall 205b also begin to press close to gradually, and when the liquid of discharging surpassed 2/3rds, front side wall 205a and rear wall 205b began to fit together from the centre of body 200; Continuous discharge along with liquid; The zone of fitting also from middle position to around expansion, after the liquid of container is all discharged, effect as shown in Figure 3 after the contraction distortion.
According to twoport infusion vessel of the present invention, have the output height, qualification rate is high; Weight is lighter, low cost and other advantages, and do not need exhaust needle when using; Just can reach the result of use of soft bag with the liquid in the container with constant speed discharge from container stably substantially.
When using in hospital, twoport infusion vessel of the present invention dissolves in solid drugs with special-purpose " transfusion-powder pin dispenser " through osculum; Can solve the defective that the powder and liquid double-chamber bag transfusion exists; Both economic and practical, meet hospital's transfusion standard again, can successful alternative powder and liquid double-chamber bag.
As shown in Figure 5; In another preferred embodiment; Body 200 comprises the arc first protruding wall 201 and the second protruding wall 202 that is connected with large mouth portion 100, arc the 3rd protruding wall 203 and the 4th protruding wall 204 that are connected with less oral area 300, and sidewall 205; First protruding wall 201, second protruding wall the 202, the 3rd protruding wall the 203, the 4th protruding wall 204 is less than the wall thickness of sidewall 205, and sidewall 205 is less than the wall thickness at body 200 other positions.Preferably, the wall thickness of first protruding wall 201, second protruding wall the 202, the 3rd protruding wall the 203, the 4th protruding wall 204 is 0.1～0.2mm, and the wall thickness of sidewall 205 is greater than 0.2mm and less than 0.4mm, and the wall thickness at body 200 other positions is 0.4～0.6mm.Preferably, the first protruding wall 201 and second protruding wall 202 symmetries, the 3rd protruding wall 203 and the 4th protruding wall 204 symmetries.
As stated, twoport infusion vessel according to the present invention carries out the formulation of science to the wall thickness of body 200, and infusion vessel is a bag shape, and contraction distortion in an orderly manner, improves the discharge opeing function of infusion vessel.
The remainder of present embodiment is identical with embodiment 1, repeats no more here.
In above-mentioned description, new characteristic of the present invention and advantage are fully disclosed.Yet this is open only to be illustrative in many aspects, rather than restrictive.On the basis disclosed herein, those skilled in the art can change on details or aspect the layout under the situation that does not exceed this utility model scope fully, comprises the combination of various feature and advantage of the present invention or separately use.
Claims (9)
1. a twoport infusion vessel is characterized in that, the twoport infusion vessel is soft bag shape twoport infusion vessel; The two ends of soft bag shape twoport infusion vessel respectively are provided with an oral area that leads to said internal tank; Soft bag shape twoport infusion vessel comprises a body that is connected with said oral area; Said oral area, body are one-body molded, and the wall thickness of said body is less than the wall thickness of said oral area, and said body is with the continuous discharge of liquid, the direction inwardly contraction distortion earlier from said body centre position, and extend to the said oral area direction in two ends respectively gradually.
2. twoport infusion vessel as claimed in claim 1 is characterized in that, the set oral area in two ends of said soft bag shape twoport infusion vessel is respectively large mouth portion and less oral area.
3. twoport infusion vessel as claimed in claim 2; It is characterized in that; Said body comprises the first protruding wall and the second protruding wall that is connected with said large mouth portion, the 3rd protruding wall that is connected with said less oral area and the 4th protruding wall, and sidewall; The wall thickness of the said first protruding wall, the second protruding wall, the 3rd protruding wall, the 4th protruding wall and sidewall is identical, and less than the wall thickness at other any positions of said body.
4. twoport infusion vessel as claimed in claim 2; It is characterized in that; Said body comprises the first protruding wall and the second protruding wall that is connected with said large mouth portion, the 3rd protruding wall that is connected with said less oral area and the 4th protruding wall, and sidewall; The said first protruding wall, the second protruding wall, the 3rd protruding wall, the 4th protruding wall are less than the wall thickness of said sidewall, and said sidewall is less than the wall thickness at other positions of said body.
5. twoport infusion vessel as claimed in claim 3 is characterized in that, the wall thickness of the said first protruding wall, the second protruding wall, the 3rd protruding wall, the 4th protruding wall and said sidewall is 0.1～0.2mm, and the wall thickness at other positions of said body is 0.4～0.6mm.
6. twoport infusion vessel as claimed in claim 4; It is characterized in that; The wall thickness of the said first protruding wall, the second protruding wall, the 3rd protruding wall, the 4th protruding wall is 0.1～0.2mm, and the wall thickness of said sidewall is greater than 0.2mm and less than 0.4mm, and the wall thickness at other positions of said body is 0.4～0.6mm.
7. like any described twoport infusion vessel of claim 1-6, it is characterized in that the length of the cross section of said body and wide ratio be more than or equal to 2, and be less than or equal to 4.
8. like any described twoport infusion vessel of claim 3-6, it is characterized in that the said first protruding wall and the second protruding wall symmetry, the said the 3rd protruding wall and the 4th protruding wall symmetry.
9. twoport infusion vessel as claimed in claim 7 is characterized in that, said soft bag shape twoport infusion vessel is the soft bag shape twoport infusion vessel that polypropylene is processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104266867A CN102429819A (en) | 2011-12-19 | 2011-12-19 | Transfusion container with two openings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104266867A CN102429819A (en) | 2011-12-19 | 2011-12-19 | Transfusion container with two openings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102429819A true CN102429819A (en) | 2012-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104266867A Pending CN102429819A (en) | 2011-12-19 | 2011-12-19 | Transfusion container with two openings |
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| Country | Link |
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| CN (1) | CN102429819A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013120341A1 (en) * | 2012-02-17 | 2013-08-22 | 重庆莱美药业股份有限公司 | Double-headed transfusion container |
| JP2017159934A (en) * | 2016-03-09 | 2017-09-14 | 凸版印刷株式会社 | Blow-molded container, and method for manufacturing the same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5088994A (en) * | 1988-11-16 | 1992-02-18 | Michael Porat | Drip-feed bag and method for manufacturing same |
| CN201076627Y (en) * | 2007-08-03 | 2008-06-25 | 戴良恭 | Bicarbonate medicine bag structure for washing renal |
| CN101229097A (en) * | 2008-01-14 | 2008-07-30 | 沈阳沃特药用包材科技有限公司 | Blow molding medical bag and preparing method thereof |
| CN101658466A (en) * | 2009-09-08 | 2010-03-03 | 东莞佳鸿机械制造有限公司 | Infusion container |
| CN202409493U (en) * | 2011-12-19 | 2012-09-05 | 东莞佳鸿机械制造有限公司 | Double-ported transfusion container |
-
2011
- 2011-12-19 CN CN2011104266867A patent/CN102429819A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5088994A (en) * | 1988-11-16 | 1992-02-18 | Michael Porat | Drip-feed bag and method for manufacturing same |
| CN201076627Y (en) * | 2007-08-03 | 2008-06-25 | 戴良恭 | Bicarbonate medicine bag structure for washing renal |
| CN101229097A (en) * | 2008-01-14 | 2008-07-30 | 沈阳沃特药用包材科技有限公司 | Blow molding medical bag and preparing method thereof |
| CN101658466A (en) * | 2009-09-08 | 2010-03-03 | 东莞佳鸿机械制造有限公司 | Infusion container |
| CN202409493U (en) * | 2011-12-19 | 2012-09-05 | 东莞佳鸿机械制造有限公司 | Double-ported transfusion container |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013120341A1 (en) * | 2012-02-17 | 2013-08-22 | 重庆莱美药业股份有限公司 | Double-headed transfusion container |
| JP2017159934A (en) * | 2016-03-09 | 2017-09-14 | 凸版印刷株式会社 | Blow-molded container, and method for manufacturing the same |
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Application publication date: 20120502 |
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| RJ01 | Rejection of invention patent application after publication |