CN202665994U - Officinal film coating butyl rubber stopper without exfoliation - Google Patents
Officinal film coating butyl rubber stopper without exfoliation Download PDFInfo
- Publication number
- CN202665994U CN202665994U CN 201220299074 CN201220299074U CN202665994U CN 202665994 U CN202665994 U CN 202665994U CN 201220299074 CN201220299074 CN 201220299074 CN 201220299074 U CN201220299074 U CN 201220299074U CN 202665994 U CN202665994 U CN 202665994U
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- plug
- exfoliation
- butyl rubber
- film
- stopper
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- Expired - Fee Related
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- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The utility model discloses an officinal film coating butyl rubber stopper without exfoliation, which relates to the technical field of medical packing materials. The officinal film coating butyl rubber stopper without exfoliation comprises a soft rubber stopper which consists of a cylindrical outer sealing cover face and an inner sealing stopper at the lower end of the outer sealing cover face. A groove is arranged in the middle of the upper face of the outer sealing cover face. A slim strip-shaped gap is arranged in the middle of the groove. The gap passes through the groove and the inner sealing stopper. The officinal film coating butyl rubber stopper without exfoliation is characterized in that the outer surface of the inner sealing stopper is coated by a film, the film seals the gap of the inner sealing stopper, and the film is free from an opening. The officinal film coating butyl rubber stopper without exfoliation provided by the utility model can ensure that medical liquid is safe and sanitary to use, and the inner sealing stopper is in interference fit with an antibiotic bottleneck so that the gap is not expanded. The gap is coated by the film externally and the film seals the gap so that air is effectively isolated from entering into the bottle, therefore, the quality of medicine in a bottle is guaranteed.
Description
Technical field
This utility model relates to medical packaging material technical field, is specifically related to a kind of medicinal overlay film butyl rubber plug without exfoliation.
Background technology
Butyl rubber plug is as the important interior packaging material of injection medicine, and its safety, effectiveness are paid close attention to by people always.It is butyl rubber that butyl rubber plug is produced material.Butyl rubber is the synthetic rubber that is polymerized under ultralow temperature (95 ℃) condition by isobutene. and a small amount of isoprene (＜3%), and its distinctive chemical stability, good sealing have guaranteed drug quality, have improved drug safety.The overlay film butyl rubber plug covers the plug surface by selecting the soft coating of a kind of inertia, and the isolation medicine contacts with the direct of bottle closure of rubber, can effectively reduce absorption and sorption, leaching, infiltration between plug and the medicine; Improve the long-time stability of medicine; Improve the mechanical lubrication of plug; Greatly reduce because silicone oil causes the increase of particulate matter quantity in the medicinal liquid.
Yet since butyl rubber plug began batch production, pharmaceutical factory, testing department be medical institutions' reflection plug puncture Punching Fallen Scraps Ratio severe overweight particularly.Each clinical department reflection has butyl rubber plug exfoliation situation to occur every day in hospital, adopts the antibiotic medicine of butyl rubber plug packing, easily sneaks in the transfusion in clinical application.This is that when penetrating plug with syringe needle point, plug is punctured in the process because traditional medicinal butyl rubber plug structure is unreasonable, cause plug tightly to wrap up syringe needle point, cut, rub and produce exfoliation, and along with after needle point punctures plug, exfoliation can fall in the medicine bottle.
Although the function admirable of overlay film butyl rubber plug, the puncture exfoliation situation of overlay film butyl rubber plug is still serious.Patent No. 201120266906.X proposes exempts from the exfoliation plug that punctures, and idea is original, but plug does not have the interference design, and the plug opening always has certain sealing problem, and does not have overlay film, affects drug quality.So, invent a kind of novel butyl rubber plug, can avoid exfoliation, improve drug safety, the butyl rubber plug of ensuring drug quality has become world subject.
The utility model content
It is a kind of safe and effective that technical problem to be solved in the utility model is to provide, clean hygiene, and easy to use is medicinal without exfoliation overlay film butyl rubber plug.
Technical problem to be solved in the utility model realizes by the following technical solutions:
A kind of medicinal without exfoliation overlay film butyl rubber plug, comprise soft rubber stopper and film, described soft rubber stopper is made of columniform external seal capping and the sealing-plug that is positioned at external seal capping lower end, centre position, described external seal capping upper surface is provided with groove, have " Shu " shape breach in the middle of the described groove, described breach passes groove and interior sealing-plug, it is characterized in that: described interior sealing-plug outer surface overlay film, breach in this film phonograph seal in the sealing-plug, described film does not have opening, this film uses disclosed known materials, as: polydimethylsiloxane, the chloro xylol, Parylene, polyethylene terephthalate, polybutylene terephthalate, polyarylate, politef, perfluoroethylene-propylene (copolymer), perfluoroethylene-propylene, isoprene, polyisoprene, ethylene-tetrafluoroethylene copolymer etc.
Described interior sealing-plug outer surface overlay film uses disclosed known technology, as: Filming Technology, dip-coating, spraying and brushing technology, vacuum coated technology etc.
Breach sealing behind the described interior sealing-plug outer surface overlay film, and the compatibility that can improve medicine.
The internal diameter of the external diameter of described interior sealing-plug and antibiotic bottleneck adopts interference fit.
Described external seal capping and the coaxial setting of interior sealing-plug.
Described breach is located on the axis of interior sealing-plug.
Described groove is the truncated cone-shaped structure.
The beneficial effects of the utility model are: this utility model is compared with traditional lid, its structure is more reasonable, " Shu " shape breach can make and not need to use syringe needle in the dosing process, guarantee can not produce the bits phenomenon, can guarantee use safety, the health of medicinal liquid, interior sealing-plug and antibiotic bottle adopt an interference fit with mouth, so that breach can not open, and overlay film can seal breach, and effectively secluding air enters in the bottle, guarantees the quality of medicine in the bottle.
Description of drawings
Fig. 1 is this utility model top view;
Fig. 2 is this utility model longitudinal sectional drawing;
Fig. 3 is this utility model mounting structure figure.
The specific embodiment
For technological means, creation characteristic that this utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth this utility model.
Such as Fig. 1, Fig. 2, shown in Figure 3, a kind of medicinal without exfoliation overlay film butyl rubber plug, comprise soft rubber stopper 1, soft rubber stopper 1 is made of columniform external seal capping 11 and the sealing-plug 14 that is positioned at external seal capping 11 lower ends, centre position, external seal capping 11 upper surface is provided with groove 12, have " Shu " shape breach 15 in the middle of the groove 12, breach 15 passes groove 12 and interior sealing-plug 14.Interior sealing-plug 14 is cylindrical structural, the internal diameter that the external diameter that the female Luer of interior sealing-plug 14 is 13 ones and antibiotic bottle are 2 mouthfuls adopts interference fit, can be good at bottle is sealed, and can guarantee that breach 15 can not open, external seal capping 11 and interior sealing-plug 14 coaxial settings, breach 15 is located on the axis of interior sealing-plug 14, groove 12 is the truncated cone-shaped structure, interior sealing-plug 14 outer surface overlay films 16, sealing-plug breach in film 16 sealings, film 16 does not have opening, film 16 uses disclosed known materials, as: polydimethylsiloxane, the chloro xylol, Parylene, polyethylene terephthalate, polybutylene terephthalate, polyarylate, politef, perfluoroethylene-propylene (copolymer), perfluoroethylene-propylene, isoprene, polyisoprene, ethylene-tetrafluoroethylene copolymer etc.
This utility model is medicinal to be used on the antibiotic bottle 2 without exfoliation overlay film butyl rubber plug, seal up aluminium-plastic cap 3 medicinal without exfoliation overlay film butyl rubber plug again, because the external diameter of interior sealing-plug 14 is greater than the internal diameter of 2 mouthfuls of antibiotic bottles, rubber stopper can be good at bottle is sealed, because the extruding of bottleneck, so that breach 15 can not open at ordinary times, film 16 can seal breach, and contacting of the interior medicine of bottle and outside air stopped in extruding and the sealing of film 16.
When drug use, syringe interface directly inserts in the breach 15, and along with going deep into of syringe, breach 15 opens, and film 16 splits, and in the medicinal liquid injection of medicine collecting bottle, or in the medicine collecting bottle herb liquid inhalation syringe, can not produce the plug exfoliation.
Above demonstration and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; that describes in above-described embodiment and the description just illustrates principle of the present utility model; under the prerequisite that does not break away from this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements all fall in claimed this utility model scope.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. medicinal without exfoliation overlay film butyl rubber plug, comprise soft rubber stopper, described soft rubber stopper is made of columniform external seal capping and the sealing-plug that is positioned at external seal capping lower end, centre position, described external seal capping upper surface is provided with groove, have " Shu " shape breach in the middle of the described groove, described breach passes groove and interior sealing-plug, it is characterized in that: described interior sealing-plug outer surface overlay film, sealing-plug breach in this film phonograph seal, this film does not have opening.
2. according to claim 1 medicinal without exfoliation overlay film butyl rubber plug, it is characterized in that: the internal diameter of the external diameter of described interior sealing-plug and antibiotic bottleneck adopts interference fit.
3. according to claim 1 medicinal without exfoliation overlay film butyl rubber plug, it is characterized in that: described external seal capping and the coaxial setting of interior sealing-plug.
4. according to claim 1 medicinal without exfoliation overlay film butyl rubber plug, it is characterized in that: described breach is located on the axis of interior sealing-plug.
5. according to claim 1 medicinal without exfoliation overlay film butyl rubber plug, it is characterized in that: described groove is the truncated cone-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220299074 CN202665994U (en) | 2012-06-25 | 2012-06-25 | Officinal film coating butyl rubber stopper without exfoliation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220299074 CN202665994U (en) | 2012-06-25 | 2012-06-25 | Officinal film coating butyl rubber stopper without exfoliation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202665994U true CN202665994U (en) | 2013-01-16 |
Family
ID=47486935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220299074 Expired - Fee Related CN202665994U (en) | 2012-06-25 | 2012-06-25 | Officinal film coating butyl rubber stopper without exfoliation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202665994U (en) |
-
2012
- 2012-06-25 CN CN 201220299074 patent/CN202665994U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20200625 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |