CN102836071A

CN102836071A - Medicine mixing port

Info

Publication number: CN102836071A
Application number: CN201110168520XA
Authority: CN
Inventors: 李科
Original assignee: Chongqing Lummy Pharmaceutical Co Ltd
Current assignee: Chongqing Lummy Pharmaceutical Co Ltd
Priority date: 2011-06-22
Filing date: 2011-06-22
Publication date: 2012-12-26

Abstract

The invention discloses a medicine mixing port belonging to the technical field of medical mechanism manufacture. The medicine mixing port can not generate the secondary pollution when being produced, manufactured, stored and conveyed. The medicine mixing port comprises a medicine mixing port body comprising a medicine mixing blocking body and a needle cylinder body; the medicine mixing blocking body comprises an opening end and a sealing end; the needle cylinder body is placed at the sealing end; and the medicine mixing port further comprises a sealing end cover which is detachably arranged on the opening end of the medicine mixing blocking body; and the opening end of the medicine mixing blocking body is sealed.

Description

A kind of medicine mixing mouth

Technical field

The present invention relates to a kind of medicine mixing mouth, 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 liquid medicine in the transfusion flexible bag or water for injection to be extracted out in the injection cillin bottle through syringe, repeat above-mentioned work, enough medicinal liquids are arranged in cillin bottle; And then cillin bottle shaken the medicament mix homogeneously in bottle repeatedly, the reuse syringe is extracted the cillin bottle inner liquid medicine out and is injected transfusion flexible bag, so repeatedly, till the medicinal liquid in 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 the mixed medicine interface on the transfusion flexible bag, the advantage of this mixed medicine interface is: when mixing medicine; Do not need repeatedly from transfusion flexible bag, extract liquid medicine, but cillin bottle is placed on the mixed medicine card body that mixes the medicine interface, foldable handle fractures; Make cillin bottle pass through needle cylindrical unit and be communicated with transfusion flexible bag, the soft bag of light then pressure infuser injects cillin bottle with liquid medicine; Again cillin bottle is placed eminence behind the mix homogeneously; Push transfusion flexible bag repeatedly and get final product, simple to operate, practice thrift consumptive material.But this mixed medicine interface also has many deficiencies, its weak point mainly contain following some: 1, the foldable handle of said mixed medicine interface is positioned at transfusion flexible bag; In use, behind the foldable handle that fractures, folding handle section is very easily fallen in the transfusion flexible bag; Foldable handle can produce plastic particles and pollute the medicinal liquid in the transfusion flexible bag when fractureing simultaneously, and in the process that fractures; Because the toughness of the PP plastics that foldable handle uses; Cause breaking force bigger, when operation of fractureing be as easy as rolling off a log exposes transfusion flexible bag, and transfusion flexible bag can't be used; 2, fixedly the sealing of the mixed medicine card body of cillin bottle is to adopt gripper shoe is pasted on the protecting film; Be bonded in through binding agent again that the open end that mixes medicine card body realizes; Like this, protecting film is easy to drop in storage and transportation, causes and mixes the intravital needle cylindrical unit pollution of medicine card; Simultaneously, binding agent itself also can cause the pollution that mixes medicine card body.Again because this technological needle cylindrical unit adopts is polypropylene material; Make it be difficult to reach the effect that pierces through XiLin bottle cap smoothly in actual use; And this needle cylindrical unit and combining nozzle be package assembly, and be loosening easily or drop in transportation or use, causes leakage and pollution.In addition; The connection base of said 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, " the crossing weldering " of causing soft bag easily; 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 leakage and raw-material waste equally easily.

To fall in the transfusion bag easily after above-mentioned foldable handle is fractureed in order overcoming, or to puncture the problem of transfusion bag when fractureing easily, in the prior art; According to medicine mixing mouth and the construction features that hard double nip is connected through sealed rubber pipe, also have foldable handle is arranged on the terminal structure of needle cylindrical unit in the sealed rubber pipe, the shortcoming of this structure mainly is; In use; Foldable handle is positioned at the bottom of transfusion flexible bag, and liquid can get into and mix the medicine passage like this, opens even without the foldable handle that fractures and mixes the medicine passage; Foldable handle also can be immersed in liquid all the time, increases the risk of secondary pollution.

Summary of the invention

Technical problem to be solved by this invention is: a kind of medicine mixing mouth that in the manufacturing and storage and transportation process, all can not produce secondary pollution is provided.

The technical scheme that adopts for solving the problems of the technologies described above is: a kind of medicine mixing mouth; The medicine mixing mouth body that comprises indistinct medicine card body and needle cylindrical unit; Mix medicine card body and have an open end and a sealed end, needle cylindrical unit is positioned at sealed end, also comprises closed end cap; Closed end cap is dismountable to be installed in the open end that mixes medicine card body, and will mix the open end sealing of medicine card body.

Further be that closed end cap is to have an opening and a blind end, with the suitable column of open end profile; The column closed end cap is connected to the open end that mixes medicine card body through being arranged on the buckle on the opening medial wall.

Further be that closed end cap is to have an opening and a blind end, with the suitable column of open end profile; The column closed end cap is screwed in the open end that mixes medicine card body through being arranged on the screw thread on the opening medial wall.

Further be that closed end cap is formed by the aluminum alloy materials compacting or be disposable injection molded by pharmaceutical polypropylene.

The invention has the beneficial effects as follows: through on the open end that mixes medicine card body, a dismountable closed end cap being set; With said open end sealing,, in seal process, do not need binding agent because this closed end cap does not adopt bonded structure; Thereby guaranteed that medicine mixing mouth can not produce pollution in manufacture process; Just because of closed end cap is not to be bonded on the end face of the open end that mixes medicine card body through binding agent, thus medicine mixing mouth no matter be as part store with transportation in, still be as in the storage and transportation after component-assembled is to the transfusion flexible bag; All be not easy to be damaged; Thereby make medicine mixing mouth of the present invention, in the storage and transportation in any stage, all be not easy because of the damage of the obturator that constitutes by closed end cap contaminated.

Description of drawings

Fig. 1 is the front view of a kind of medicine mixing mouth of the present invention;

Fig. 2 removes the vertical view of closed end cap for Fig. 1;

Fig. 3 is assembled into the structural representation in the transfusion flexible bag for medicine mixing mouth of the present invention;

Fig. 4 is for being set to the cutaway view of buckle on the closed end cap medial wall;

Fig. 5 is for being set to the cutaway view of screw thread on the closed end cap medial wall.

Be labeled as among the figure: transfusion flexible bag 1, medicine mixing mouth body 31, mixed medicine card body 5, open end 51, sealed end 52, needle cylindrical unit 6, closed end cap 8, buckle 81, screw thread 82.

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 manufacture and storage and transportation process in all can not produce the medicine mixing mouth of secondary pollution.Said medicine mixing mouth comprises the medicine mixing mouth body 31 of indistinct medicine card body 5 and needle cylindrical unit 6; Mix medicine card body 5 and have an open end 51 and a sealed end 52; Needle cylindrical unit 6 is positioned at sealed end 52; Also comprise closed end cap 8, closed end cap 8 is dismountable to be installed in the open ends 51 that mix medicine card body 5, and the open end 51 that will mix medicine card body 5 seals.Adopt and above-mentionedly a dismountable closed end cap 8 is set mixing on the open end 51 of medicine card body 5; With said open end 51 sealings,, in seal process, do not need binding agent because this closed end cap 8 does not adopt bonded structure; Thereby guaranteed that medicine mixing mouth can not produce pollution in manufacture process; Just because of closed end cap 8 is not to be bonded on the end face of the open end 51 that mixes medicine card body 5 through binding agent, thus medicine mixing mouth no matter be as part store with transportation in, still be as in the storage and transportation after component-assembled is to the transfusion flexible bag 1; All be not easy to be damaged; Thereby make medicine mixing mouth of the present invention, in the storage and transportation in any stage, all be not easy because of the damage of the obturator that constitutes by closed end cap 8 contaminated.

For the structure that makes closed end cap 8 is simpler, to make more conveniently, cost of manufacture is more honest and cleaner, and simultaneously also for the sealing of postorder with seal off more convenient operation, closed end cap 8 is for having an opening and a blind end, with the suitable column of open end 51 profiles; Column closed end cap 8 is connected to the open end 51 that mixes medicine card body 5 through being arranged on the buckle 81 on the opening medial wall; Or, be screwed in the open end 51 that mixes medicine card body 5 through being arranged on the screw thread 82 on the opening medial wall.Such structure was both simple, and cost of manufacture is the end again, when the open end 51 that mixes medicine card body 5 is sealed, only needed closed end cap 8 clampings of column structure or be screwed onto the open end 51 that mixes medicine card body 5 to get final product, and was easy to operate, quick.According to the construction features and the pharmaceutical existing raw-material situation of above-mentioned closed end cap 8, closed end cap 8 is formed by the aluminum alloy materials compacting or is disposable injection molded by pharmaceutical polypropylene.Easy to make like this, be convenient to produce by batch, enhance productivity, can guarantee raw-material safety again simultaneously.

Claims

1. medicine mixing mouth; The medicine mixing mouth body (31) that comprises indistinct medicine card body (5) and needle cylindrical unit (6); Mix medicine card body (5) and have an open end (51) and a sealed end (52), needle cylindrical unit (6) is positioned at sealed end (52), it is characterized in that: also comprise closed end cap (8); Closed end cap (8) is dismountable to be installed in the open end (51) that mixes medicine card body (5), and will mix open end (51) sealing of medicine card body (5).

2. a kind of medicine mixing mouth according to claim 1 is characterized in that: closed end cap (8) is to have an opening and a blind end, with the suitable column of open end (51) profile; Column closed end cap (8) is connected to the open end (51) that mixes medicine card body (5) through being arranged on the buckle (81) on the opening medial wall.

3. a kind of medicine mixing mouth according to claim 1 is characterized in that: closed end cap (8) is to have an opening and a blind end, with the suitable column of open end (51) profile; Column closed end cap (8) is screwed in the open end (51) that mixes medicine card body (5) through being arranged on the screw thread (82) on the opening medial wall.

4. according to claim 1,2 or 3 described a kind of medicine mixing mouths, it is characterized in that: closed end cap (8) is formed by the aluminum alloy materials compacting or is disposable injection molded by pharmaceutical polypropylene.