CN102178602B - Drug-mixing connector for plastic infusion soft bag - Google Patents
Drug-mixing connector for plastic infusion soft bag Download PDFInfo
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- CN102178602B CN102178602B CN 201110048856 CN201110048856A CN102178602B CN 102178602 B CN102178602 B CN 102178602B CN 201110048856 CN201110048856 CN 201110048856 CN 201110048856 A CN201110048856 A CN 201110048856A CN 102178602 B CN102178602 B CN 102178602B
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Abstract
The invention discloses a drug-mixing connector, in particular relates to a drug-mixing connector for a plastic infusion soft bag, belonging to the technical field of medical device manufacturing. The drug-mixing connector is characterized in that, during the drug mixing process, when an easy-to-break handle is broken, the infusion soft bag is not damaged, and the broken handle segment of the easy-to-break handle does not drop into a plastic infusion soft bag. The drug-mixing connector comprises the easy-to-break handle, the infusion soft bag and a hard dual connector which is connected with the infusion soft bag and comprises a drug-mixing channel and an infusion channel; the drug-mixing channel is connected with a drug-mixing mouth which comprises a drug-mixing clamping body and a needle cylinder body; the drug-mixing connector further comprises a sealed rubber hose, and the drug-mixing mouth is connected with the drug-mixing channel through the needle cylinder body and the sealed rubber hose; and the easy-to-break handle is sheathed at the tail end of the needle cylinder body in the sealed rubber hose.
Description
Technical field
The present invention relates to a kind of mixed medicine interface, especially relate to a kind of mixed medicine interface for plastic infusion soft bag, belong to manufacture technology field of medical appliance.
Background technology
When the injectable powder that uses the cillin bottle splendid attire, lyophilized injectable powder or aqueous injection, need to the liquid medicine in the transfusion flexible bag or water for injection be extracted out in the injection cillin bottle by syringe, repeat above-mentioned work, until enough medicinal liquids are arranged in the cillin bottle; And then cillin bottle shaken repeatedly until the medicament mix homogeneously in the bottle is extracted the cillin bottle inner liquid medicine out with syringe and injected transfusion flexible bag, so repeatedly, until the medicinal liquid in the bottle is exhausted.Above-mentioned mixed medicine operating process is more time-consuming, effort, take consumptive material such as syringe, and very easily causes the secondary pollution of medicinal liquid.
The patent No. is the patent of ZL200520052561.2, provide a kind of solve the problems of the technologies described above be welded on mixed medicine interface on the transfusion flexible bag, the advantage of this mixed medicine interface is: when mixed medicine, do not need repeatedly from transfusion flexible bag, extract liquid medicine, but cillin bottle is placed on the mixed medicine card of mixed medicine interface, foldable handle fractures, cillin bottle is communicated with transfusion flexible bag by needle cylindrical unit, then light pressure infuser is soft bag, liquid medicine is injected cillin bottle, again cillin bottle is placed eminence behind the mix homogeneously, repeatedly push transfusion flexible bag and get final product, simple to operate, save consumptive material.But, this mixed medicine interface also has many deficiencies, its weak point mainly contain following some: the foldable handle of described mixed medicine interface is positioned at transfusion flexible bag, in use, fracture behind the foldable handle, folding handle section is very easily fallen in the transfusion flexible bag, foldable handle is when fractureing simultaneously, can produce the medicinal liquid in the plastic particles pollution transfusion flexible bag, and in the process that fractures, because the toughness of the PP plastics that foldable handle uses causes breaking force larger, in fracture when operation, as easy as rolling off a logly expose transfusion flexible bag, and transfusion flexible bag can't be used.Again because the needle cylindrical unit of this technology adopts is polypropylene material, make it be difficult in actual use reach the effect that pierces through smoothly XiLin bottle cap, and this needle cylindrical unit and combining nozzle be package assembly, and be loosening or drop easily in transportation or use procedure, causes leakage and pollution.In addition, the connection base of described mixed medicine interface be designed to that surface portion is smooth, seat two ends, end Pedicellus et Pericarpium Trapae sharp ship type structure, such structure with the welding process of transfusion flexible bag in employed welding temperature higher, cause easily soft bag " crossing weldering ", have a strong impact on sealing property, cause leakage, and sharp corner angle very easily damage transfusion flexible bag itself in the storage of medicine, transportation, bring equally easily leakage and raw-material waste.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of and can not damage transfusion flexible bag when fractureing foldable handle in mixed medicine process, and the folding handle section of foldable handle can not fallen into the mixed medicine interface that is used for plastic infusion soft bag in the transfusion flexible bag after fractureing yet.
For solving the problems of the technologies described above the technical scheme that adopts be: a kind of mixed medicine interface for plastic infusion soft bag, comprise foldable handle, transfusion flexible bag is connected to the hard double nip that contains mixed medicine passage and infusion channel on the transfusion flexible bag; Be connected with the medicine mixing mouth that comprises mixed medicine card and needle cylindrical unit on the mixed medicine passage, also comprise sealed rubber pipe, medicine mixing mouth is connected with mixed medicine passage with sealed rubber pipe by needle cylindrical unit, and the needle cylindrical unit that foldable handle is socketed in the sealed rubber pipe is terminal.
Further be, foldable handle is by casing section and tear the handle section open and consist of, and casing section is socketed in the end of needle cylindrical unit, is provided with vertically guiding gutter on the outer surface of folding handle section.
Further be that needle cylindrical unit is positioned at the radial center position of mixed medicine card, is structure as a whole with mixed medicine card.
The optimal way of such scheme is that needle cylindrical unit comprises the needle point body and the syringe cavity that is connected with the needle point bulk phase that is positioned at mixed medicine card; The syringe cavity is the hollow cylindrical structure of rule, and its length that is positioned at mixed medicine card is 5～8 ㎜; The needle point body has a needle tip, and described needle tip is 20～40 ° at the angle a of axial plane inner projection.
Further be, hard double nip is made of dumb-bell shape pedestal, mixed medicine passage and infusion channel, and mixed medicine passage and infusion channel are arranged on the dumb-bell shape pedestal; Mixed medicine passage and infusion channel and dumb-bell shape pedestal are structure as a whole, and the lower port of mixed medicine passage and the lower port of infusion channel flush with the lower surface of dumb-bell shape pedestal respectively.
The optimal way of such scheme is that the sidewall at the vertical two ends of dumb-bell shape pedestal is provided with the welding transition projection.
The optimal way of such scheme is that the sidewall around the dumb-bell shape pedestal is evenly equipped with the annular solder lines.
Further be, described mixed medicine card is the cylindrical hollow structure of lower surface sealing, needle cylindrical unit is positioned at the lower surface of mixed medicine card, symmetrically on the medial wall of cylindric mixed medicine card be provided with at least two and be barb-like skid-prevention button (51), the height that described skid-prevention button protrudes mixed medicine card medial wall is 0.8～2.0mm.
The optimal way of such scheme is, is provided with seal cover board in the upper end of mixed medicine card, in the arranged outside of seal cover board protecting film arranged, and described protecting film flushes with the upper surface of mixed medicine card.
Further be medicine mixing mouth and easily analyse handle and be respectively the once injection moulding structure of being made by the medical grade Merlon; The once injection moulding structure of hard double nip for being made by medical grade plastic polypropylene.
The invention has the beneficial effects as follows: first medicine mixing mouth and hard double nip are made into respectively two absolute construction, by sealed rubber pipe medicine mixing mouth is connected on the hard double nip again, and foldable handle is installed on the medicine mixing mouth needle cylindrical unit in the sealed rubber pipe of the transfusion flexible bag outside, like this, after foldable handle fractures, folding handle section just can not fallen in the transfusion flexible bag, just can not cause the obstruction of infusion channel yet, add foldable handle and be positioned at transfusion flexible bag sealed rubber pipe in addition, in the process that fractures, also can not expose transfusion flexible bag.Further, for needle cylindrical unit can not come off in transportation and use procedure, needle cylindrical unit and mixed medicine card are made into integrative-structure, and the needle tip of needle point body is made into angle a in axial plane is 20～40 ° cone-shaped, makes things convenient for needle cylindrical unit to the puncture of XiLin bottle cap.Simultaneously, the present invention also improves the shape of hard double nip pedestal, original surface portion is smooth, two ends have the ship type structure pedestal of sharp Pedicellus et Pericarpium Trapae, change into by medical grade polypropylene make have at vertical two ends the welding transition projection and all around sidewall have the dumb-bell shape rounding off structure pedestal of annular solder lines, such material and shape can well guarantee with the welding process of transfusion flexible bag in, even hard double nip also can well fuse with transfusion flexible bag under lower temperature, and the dumb-bell shape concaveconvex structure of pedestal design, streamlined good, not only improved the mechanical property of welding, and there is not a sharp angle, can make the combination of hard double nip and transfusion flexible bag more level and smooth, store, leakage not easy to wear in transportation and the use procedure.
Description of drawings
Fig. 1 is the structural representation of a kind of mixed medicine interface for plastic infusion soft bag of the present invention;
Fig. 2 is the medicine mixing mouth that the present invention relates to and the assembly structure sketch map of medicine mixing mouth and foldable handle;
Fig. 3 is the A-A sketch map of Fig. 2;
Fig. 4 is the front view of the hard double nip that the present invention relates to;
Fig. 5 is the top view of the hard double nip that the present invention relates to.
Be labeled as among the figure: foldable handle 1, guiding gutter 121, transfusion flexible bag 2, mixed medicine passage 3, infusion channel 4, mixed medicine card 5, skid-prevention button 51, needle cylindrical unit 6, needle point body 61, syringe cavity 62, sealed rubber pipe 7, dumb-bell shape pedestal 8, welding transition projection 81, welding lines 82, seal cover board 9, protecting film 10, casing section 11, folding handle section 12, cillin bottle 13.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5 be provided by the invention a kind of in mixed medicine process, can not damage transfusion flexible bag when fractureing foldable handle, and the folding handle section of foldable handle can not fallen into the mixed medicine interface that is used for plastic infusion soft bag in the transfusion flexible bag after fractureing yet.Described mixed medicine interface comprises foldable handle 1, and transfusion flexible bag 2 is connected to the hard double nip that contains mixed medicine passage 3 and infusion channel 4 on the transfusion flexible bag 2; Being connected with the medicine mixing mouth that comprises mixed medicine card 5 and needle cylindrical unit 6 on the mixed medicine passage 3, also comprising sealed rubber pipe 7, medicine mixing mouth is connected with sealed rubber pipe by needle cylindrical unit 6 and is connected with mixed medicine passage 3, and foldable handle 1 is socketed in interior needle cylindrical unit 6 ends of sealed rubber pipe 7.Adopt the mixed medicine interface of described structure, after foldable handle 1 fractures, folding handle section 12 just can not fallen in the transfusion flexible bag 2, just can not cause the obstruction of infusion channel 4 yet, add foldable handle 1 and be positioned at transfusion flexible bag 2 sealed rubber pipe 7 in addition, in the process that fractures, also can not expose transfusion flexible bag 2 and cause transfusion flexible bag 2 to use.
In the above-mentioned embodiment, can enter smoothly in the cillin bottle 13 for the ease of the medicinal liquid in the transfusion flexible bag 2, and the medicinal liquid of mix homogeneously is back in the transfusion flexible bag 2 smoothly, foldable handle 1 is by casing section 11 and tear handle section 12 open and consist of, foldable handle 1 is socketed in the end of needle cylindrical unit 6 by casing section 11, is provided with vertically guiding gutter 121 on the outer surface of folding handle section 12.Simultaneously, produce plastic particles and pollute medicinal liquid at the Shi Buhui that fractures in order to make foldable handle 1, described foldable handle 1 is disposable injection molded by the medical grade makrolon material.
Further, can not come off in storage, transportation and use procedure in order to make needle cylindrical unit 6, described needle cylindrical unit 6 is positioned at the radial center position of mixed medicine card 5, with mixed medicine card 5 be by the disposable injection molded integrative-structure of medical grade makrolon material.Can easily pierce through the bottle cap of cillin bottle 13 and remain in the cillin bottle 13 for the ease of needle cylindrical unit 6, described needle cylindrical unit 6 comprises the needle point body 61 and the syringe cavity 62 that is connected with needle point body 61 that is positioned at mixed medicine card 5; Syringe cavity 62 is the hollow cylindrical structure of rule, and its length that is positioned at mixed medicine card 5 is 5～8 ㎜; Needle point body 61 has a needle tip, and described needle tip is 20～40 ° at the angle a of axial plane inner projection.Simultaneously, in order to make cillin bottle 13 can be connected to reliably the medicament of being convenient to mix in the mixed medicine card 5 in the cillin bottle 13, described mixed medicine card 5 is the cylindrical hollow structure of lower surface sealing, needle cylindrical unit 6 is positioned at the lower surface of mixed medicine card 5, symmetrically on the medial wall of cylindric mixed medicine card 5 be provided with at least two and be barb-like skid-prevention button 51, the height that described skid-prevention button 51 protrudes mixed medicine card 5 medial walls is 0.8～2.0mm.After adopting described structure, after in cillin bottle 13 being snapped in mixed medicine card 5, skid-prevention button 51 just can firmly be connected to cillin bottle 13 in the mixed medicine card 5, take off when changing dressings at needs and just to take off, can prevent like this nurse's mixed medicine phenomenon in use, greatly facilitate the operating position of observing and checking medicine, improved the safety of medication.Moreover; have before use good cleannes in order to make mixed medicine card 5 and to be positioned at the needle cylindrical unit 6 that mixes medicine card 5; upper end in mixed medicine card 5 is provided with seal cover board 9, in the arranged outside of seal cover board 9 protecting film 10 is arranged, and described protecting film 10 flushes with the upper surface of mixed medicine card 5.During use, removing protecting film 10 rear dismounting seal cover boards 9 can use, both convenient, can guarantee again mixed medicine card 5 and the cleannes that are positioned at the needle cylindrical unit 6 of mixed medicine card 5.
In the above-mentioned embodiment, in order to make described hard double nip can be welded to very easily on the transfusion flexible bag 2, simultaneously, after completing for fear of the transfusion flexible bag 2 that is welded with hard double nip, unlikelyly in storage, transportation and use procedure damage softer transfusion flexible bag 2 because mill rubs, described hard double nip is made of dumb-bell shape pedestal 8, the mixed medicine passage 3 and the infusion channel 4 that are arranged on the dumb-bell shape pedestal 8; Mixed medicine passage 3 and infusion channel 4 are by the disposable injection molded integrative-structure of medical grade polypropylene plastic with dumb-bell shape pedestal 8, and the lower port of mixed medicine passage 3 and infusion channel 4 flushes with the lower surface of dumb-bell shape pedestal 8; Sidewall at dumb-bell shape pedestal 8 vertical two ends is provided with welding transition projection 81; Sidewall around dumb-bell shape pedestal 8 is evenly equipped with annular solder lines 82.After using such material and shape, can well guarantee with the welding process of transfusion flexible bag 2 in, even hard double nip also can well fuse with transfusion flexible bag 2 under lower temperature, and the dumb-bell shape concaveconvex structure of pedestal design, streamlined good, not only improve the mechanical property of welding, and do not had sharp angle, can make the combination of hard double nip and transfusion flexible bag 2 more level and smooth, leakage not easy to wear in storage, transportation and use procedure.
In sum, adopt mixed medicine interface of the present invention, can not only directly finish the compatibility of drugs in the transfusion, can avoid again in use producing new pollution, prevent nurse's mixed medicine phenomenon in use, can also be convenient to transfusion flexible bag 2 and firmly combination and the processing of double nip, preparation technology is simple, and is low for equipment requirements, the cost of material is low, is fit to industrial-scale production.
Claims (10)
1. a mixed medicine interface that is used for plastic infusion soft bag comprises foldable handle (1), and transfusion flexible bag (2) is connected to the hard double nip that contains mixed medicine passage (3) and infusion channel (4) on the transfusion flexible bag (2); Be connected with the medicine mixing mouth that comprises mixed medicine card (5) and needle cylindrical unit (6) on the mixed medicine passage (3), it is characterized in that: also comprise sealed rubber pipe (7), medicine mixing mouth is connected 7 by needle cylindrical unit (6) with sealed rubber pipe) be connected with mixed medicine passage (3), foldable handle (1) is socketed in needle cylindrical unit (6) end in the sealed rubber pipe (7).
2. a kind of mixed medicine interface for plastic infusion soft bag according to claim 1, it is characterized in that: foldable handle (1) is by casing section (11) and tear handle section (12) formation open, casing section (11) is socketed in the end of needle cylindrical unit (6), is provided with vertically guiding gutter (121) on the outer surface of folding handle section (12).
3. a kind of mixed medicine interface for plastic infusion soft bag according to claim 1 is characterized in that: needle cylindrical unit (6) is positioned at the radial center position of mixed medicine card (5), is structure as a whole with mixed medicine card (5).
4. according to claim 1,2 or 3 described a kind of mixed medicine interfaces for plastic infusion soft bag, it is characterized in that: needle cylindrical unit (6) comprises the needle point body (61) and the syringe cavity (62) that is connected with needle point body (61) that is positioned at mixed medicine card (5); Syringe cavity (62) is the hollow cylindrical structure of rule, and its length that is positioned at mixed medicine card (5) is 5～8 ㎜; Needle point body (61) has a needle tip, and described needle tip is 20～40 ° at the angle a of axial plane inner projection.
5. a kind of mixed medicine interface for plastic infusion soft bag according to claim 1, it is characterized in that: hard double nip is made of dumb-bell shape pedestal (8), mixed medicine passage (3) and infusion channel (4), and mixed medicine passage (3) and infusion channel (4) are arranged on the dumb-bell shape pedestal (8); Mixed medicine passage (3) and infusion channel (4) are structure as a whole with dumb-bell shape pedestal (8), and the lower port of mixed medicine passage (3) and the lower port of infusion channel (4) flush with the lower surface of dumb-bell shape pedestal (8) respectively.
6. a kind of mixed medicine interface for plastic infusion soft bag according to claim 5 is characterized in that: dumb-bell shape pedestal (8) vertically the sidewall at two ends be provided with welding transition projection (81).
7. it is characterized in that: be evenly equipped with annular solder lines (82) at dumb-bell shape pedestal (8) sidewall all around according to claim 5 or 6 described a kind of mixed medicine interfaces for plastic infusion soft bag.
8. a kind of mixed medicine interface for plastic infusion soft bag according to claim 1, it is characterized in that: described mixed medicine card (5) is the cylindrical hollow structure of lower surface sealing, needle cylindrical unit (6) is positioned at the lower surface of mixed medicine card (5), symmetrically on the medial wall of cylindric mixed medicine card (5) be provided with at least two and be barb-like skid-prevention button (51), the height that described skid-prevention button (51) protrudes mixed medicine card (5) medial wall is 0.8～2.0mm.
9. according to claim 1,2,3,5,6 or 8 described a kind of mixed medicine interfaces for plastic infusion soft bag; it is characterized in that: the upper end in mixed medicine card (5) is provided with seal cover board (9); arranged outside at seal cover board (9) has protecting film (10), and described protecting film (10) flushes with the upper surface of mixed medicine card (5).
10. a kind of mixed medicine interface for plastic infusion soft bag according to claim 9, it is characterized in that: medicine mixing mouth and Yi Xibing (1) are respectively the once injection moulding structure of being made by the medical grade Merlon; The once injection moulding structure of hard double nip for being made by medical grade plastic polypropylene.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110048856 CN102178602B (en) | 2011-03-01 | 2011-03-01 | Drug-mixing connector for plastic infusion soft bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110048856 CN102178602B (en) | 2011-03-01 | 2011-03-01 | Drug-mixing connector for plastic infusion soft bag |
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| CN102178602A CN102178602A (en) | 2011-09-14 |
| CN102178602B true CN102178602B (en) | 2013-02-06 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2881101B1 (en) | 2011-11-11 | 2017-10-18 | Chongqing Lummy Pharmaceutical Co., Ltd. | Integrated medicine mixing interface |
| CN102499888B (en) * | 2011-11-11 | 2013-07-03 | 重庆莱美药业股份有限公司 | Integrally formed medicine mixing joint |
| CN102579260A (en) * | 2012-04-06 | 2012-07-18 | 重庆莱美药业股份有限公司 | Pushing device used on preloaded medicine adding instrument |
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| CN2850611Y (en) * | 2005-11-03 | 2006-12-27 | 湖南乐福地医药包材科技有限公司 | Hard interface of medicine mixing mouth with puncture function for large infusion soft bag |
| CN2889281Y (en) * | 2006-04-14 | 2007-04-18 | 湖南千山制药机械股份有限公司 | Hard interface provided with protective cover of drug mixing mouth for large volume soft transfusion bag |
| CN2925475Y (en) * | 2006-06-16 | 2007-07-25 | 湖南千山制药机械股份有限公司 | Hard interface of blended nozzle with puncture function for large flexible infusion bag |
| CN200966757Y (en) * | 2006-11-03 | 2007-10-31 | 湖南千山制药机械股份有限公司 | Hard interface of the medicine mixing nozzle having protecting sleeve and film for big transfusion soft bag |
| CN101617988A (en) * | 2009-06-22 | 2010-01-06 | 湖南康源制药有限公司 | Inverted double-valve sterile soft bag transfusion package |
| CN201987882U (en) * | 2011-03-01 | 2011-09-28 | 重庆莱美药业股份有限公司 | Medicine mixing interface for plastic infusion soft bag |
-
2011
- 2011-03-01 CN CN 201110048856 patent/CN102178602B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2850611Y (en) * | 2005-11-03 | 2006-12-27 | 湖南乐福地医药包材科技有限公司 | Hard interface of medicine mixing mouth with puncture function for large infusion soft bag |
| CN2889281Y (en) * | 2006-04-14 | 2007-04-18 | 湖南千山制药机械股份有限公司 | Hard interface provided with protective cover of drug mixing mouth for large volume soft transfusion bag |
| CN2925475Y (en) * | 2006-06-16 | 2007-07-25 | 湖南千山制药机械股份有限公司 | Hard interface of blended nozzle with puncture function for large flexible infusion bag |
| CN200966757Y (en) * | 2006-11-03 | 2007-10-31 | 湖南千山制药机械股份有限公司 | Hard interface of the medicine mixing nozzle having protecting sleeve and film for big transfusion soft bag |
| CN101617988A (en) * | 2009-06-22 | 2010-01-06 | 湖南康源制药有限公司 | Inverted double-valve sterile soft bag transfusion package |
| CN201987882U (en) * | 2011-03-01 | 2011-09-28 | 重庆莱美药业股份有限公司 | Medicine mixing interface for plastic infusion soft bag |
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Application publication date: 20110914 Assignee: Hunan Kangyuan Pharmacy Co., Ltd. Assignor: Chongqing Lummy Pharmaceutical Co., Ltd. Contract record no.: 2012430000160 Denomination of invention: Drug-mixing connector for plastic infusion soft bag License type: Common License Record date: 20120727 |
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