CN2548623Y - Three hole rubber pad for infusion container - Google Patents
Three hole rubber pad for infusion container Download PDFInfo
- Publication number
- CN2548623Y CN2548623Y CN 02257203 CN02257203U CN2548623Y CN 2548623 Y CN2548623 Y CN 2548623Y CN 02257203 CN02257203 CN 02257203 CN 02257203 U CN02257203 U CN 02257203U CN 2548623 Y CN2548623 Y CN 2548623Y
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- hole
- blind
- blind hole
- utility
- barrier layer
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Abstract
The utility model relates to a three - hole rubber cushion for infusion containers. The utility model is a round cushion body which is provided with at least three blind holes on the upper surface thereof. Wherein, the diameter of the first blind hole is bigger than the diameters of the second and the third blind holes. Moreover, the thickness of the barrier layer which is arranged at the bottom part of the first blind hole is smaller than or equal to the thickness of the barrier layers which are arranged at the bottom part of the second and the third blind holes. The utility model overcomes the known existing defects. The utility model adopts the rubber cushion with three blind holes which have different diameters in the sealing cover of the infusion container. Therefore, the utility model makes the medical staff can easily distinguish the puncture situations of holes, which avoids twice or repeated puncture in the same hole. Besides, the first blind hole with bigger diameter and thinner barrier layer is used for plastic needle puncture, which provides certain extension space to make the rubber cushion not easy to be crashed to produce granule. And the second and the third blind holes have bigger barrier layer thickness and smaller diameters.
Description
Technical field
This utility model relates to a kind of rubber cushion, refers in particular to a kind ofly to be used for infusion vessel in transfusion bag or the infusion bottle capping with three hole rubber cushions.
Background technology
As everyone knows, transfusion bag or infusion bottle have very wide application on Medicines.At present, the rubber cushion that is used to seal on transfusion bag or infusion bottle generally is two hole rubber cushions, and the diameter in two holes does not wait, and macropore generally is used for transfusion, and aperture is used for dosing.But because draw point is thin, sliding, and the plastics pin of bringing into use in recent years is thick, and also draw point is big relatively for the frictional force of insertion, the problem of sliding pin when its power of holding tightly difference in rubber cushion can transfusion occur.Therefore, because above-mentioned infusion hole can not be suitable for draw point and plastics pin well simultaneously, thereby limited being extensive use of of plastic bag or plastic bottle transfusion.
In addition, known transfusion bag or infusion bottle rubber cushion are provided with three holes, the size in this three hole is consistent, though it has increased a hole, but because three hole size unanimities, thereby cause the accurately purposes in each hole of identification, cause medical worker's mistake twice or repeatedly puncture in same hole easily, it has violated the relevant regulations of drug control.And when pin was moulded in use, pin was thick, frictional force is big owing to moulding for less aperture, easily makes the cracked generation granule of rubber cushion, thereby may cause the malpractice with the infusion hole obstruction.
Therefore, the design people is that the design research and development are improved in view of the defective that above-mentioned known rubber cushion exists then, has passed through after the research with great concentration, has overcome above-mentioned defective finally, has finished three hole rubber cushions of the present utility model.
Summary of the invention
The technical problems to be solved in the utility model provides the infusion vessel that do not wait in a kind of aperture with three hole rubber cushions, it has avoided medical worker twice or repeatedly puncture in same hole, and be less than or equal to the barrier layer thickness of second and third blind hole bottom by the barrier layer thickness of first blind hole bottom, can be suitable for draw point simultaneously and mould pin, the scope of application is wide.
Technical solution of the present utility model is: a kind of infusion vessel is a circular pad with three hole rubber cushions, its at least upper surface be provided with three blind holes, the diameter of described first blind hole is greater than the diameter of second and third blind hole.
Aforesaid infusion vessel is less than or equal to the barrier layer thickness of second and third blind hole bottom with three hole rubber cushions, the barrier layer thickness of described first blind hole bottom.
Aforesaid infusion vessel is provided with a ring groove with three hole rubber cushions, described rubber cushion lower surface at least, and the external diameter of this groove is less than the rubber cushion diameter, and its internal diameter is greater than the outer peripheral edges of above-mentioned three blind holes.
Aforesaid infusion vessel is provided with above-mentioned blind hole and groove with three hole rubber cushions, the equal correspondence in the upper and lower surface of described rubber cushion.
Aforesaid infusion vessel is 19-30mm with three hole rubber cushions, the diameter of wherein said rubber cushion, and thickness is 4-7mm.
Aforesaid infusion vessel is 2-6mm with three hole rubber cushions, the diameter of described blind hole.
Aforesaid infusion vessel is with three hole rubber cushions, and described first blind hole bottom barrier layer thickness is 2-3mm.
Aforesaid infusion vessel is with three hole rubber cushions, and described second and third blind hole bottom barrier layer thickness is 2-3.5mm.
The utility model has the advantages that: the infusion vessel that the utility model proposes is with three hole rubber cushions, it has three blind holes, the pore size of these three blind holes does not wait, and makes the medical worker be easy to distinguish the puncture situation in hole, has avoided twice or repeatedly puncture in same hole.The less frictional resistance that reduces of the barrier layer thickness of first blind hole wherein is applicable to and moulds the pin puncture, and it has bigger aperture, makes to mould pin and when puncture certain extension space is arranged, and is difficult for making the cracked generation granule of rubber cushion.The barrier layer thickness of second and third blind hole is bigger, and has less aperture, and it is big to make transfusion needle the time hold power tightly in puncture, is applicable to the draw point puncture, thus avoided being prone in the rubber cushion of other pass the pin phenomenon, the degree of depth in hole can make things convenient for the cotton swab sterilization in addition.
Description of drawings
Fig. 1 is an infusion vessel of the present utility model with three hole rubber cushion structural representations;
Fig. 2 is along the cutaway view of A-A line among Fig. 1;
Fig. 3 is an infusion vessel of the present utility model with the cutaway view of three another embodiment of hole rubber cushion along A-A line among Fig. 1;
Fig. 4 is an infusion vessel of the present utility model with three hole rubber cushion user mode structural representations.
The specific embodiment
Now conjunction with figs. and specific embodiment are described further the technical solution of the utility model.
Embodiment 1
A kind of infusion vessel that the utility model proposes is with three hole rubber cushions, it is applicable on the lid of transfusion bag or infusion bottle that as shown in Figure 4, the lid on the transfusion bag has an enclosing cover 1 and inner cap 2, be folded with three hole rubber cushions 3 between enclosing cover 1 and inner cap 2, described outer covering is provided with draw ring 11 and groove 12.
As shown in Figure 1, 2, described infusion vessel is a circular pad with three hole rubber cushions 3, its at least upper surface be provided with three blind holes, three blind holes are first blind hole 31, second blind hole 32 and the 3rd blind hole 33 in the present embodiment, wherein, the diameter of first blind hole 31 is greater than the diameter of second and third blind hole 32,33, second blind hole 32 can equate with the diameter of the 3rd blind hole 33, not can be yet and wait (being to equate in the present embodiment), the puncture situation that the medical worker need not make marks on the hole and just can distinguish the hole, avoided twice or repeatedly puncture in same hole, and unnecessary trouble.
The thickness of the barrier layer 36 of described first blind hole 31 bottoms is smaller or equal to the thickness of the barrier layer 37 of second and third blind hole 32,33 bottoms.For moulding pin,, be suitable for puncture in the first less blind hole 31 of barrier layer thickness because it is thick, frictional force is big, and the aperture of first blind hole 31 is bigger, moulding pin has certain extending space when liquid is got in puncture, be difficult for making the cracked generation granule of rubber cushion, avoids polluting medicinal liquid, stops up infusion hole.For draw point, owing to it is carefully slided, be suitable in second and third bigger blind hole 32,33 of barrier layer thickness, puncturing and get liquid, and second and third blind hole 32,33 apertures are less, draw point is easy to be held tightly when liquid is got in puncture, thus avoided that the rubber cushion of other passes is prone to the pin phenomenon.
Wherein the diameter of rubber cushion 3 is 19-30mm, and thickness is 4-7mm, and the diameter of blind hole is 2-6mm, and macropore bottom barrier layer thickness is 2-3mm, and aperture bottom barrier layer thickness is 2-3.5mm, and the degree of depth in this hole can make things convenient for the cotton swab sterilization.
Described rubber cushion 3 lower surface at least is provided with a ring groove 34, and the external diameter of described groove is less than the rubber cushion diameter, and its internal diameter is greater than the outer peripheral edges of above-mentioned three blind holes.The width of this groove 34 and the boss of inner cap are complementary, and are easy to inner cap 2 and embed, and can play good sealing effectiveness.
When using, pull the draw ring 11 of enclosing cover 1, make the bottom of enclosing cover form an opening, can expose three blind holes.If use and to mould pin and get liquid, can puncture in first blind hole 31, one of them is used to the medicinal liquid of annotating second and third blind hole 32,33, and another hole can be used for aerofluxus (when being used for plastic bottle, need aerofluxus, plastic bag does not need aerofluxus).If use draw point to get liquid, then puncture in second and third blind hole 32,33 in one of them hole other two holes can be used for annotating medicinal liquid and aerofluxus.
Embodiment 2
Described infusion vessel can correspondence be provided with above-mentioned blind hole 31,32,33 and groove 34 with three hole rubber cushions, 3 upper and lower surfaces, described barrier layer 36,37 is positioned at this corresponding up and down blind hole middle part that is provided with, referring to shown in Figure 3, by this when transfusion bag, bottleneck encapsulation, rubber cushion is assembled mutually with inside and outside lid, do not need to distinguish upper and lower surface, thereby improved installation rate.
According to actual needs, above-mentioned barrier layer 36,37 also can not be positioned at above-mentioned corresponding blind hole that is provided with and groove middle part, and the cup depth up and down of promptly above-mentioned blind hole 31,32,33 and groove 34 does not wait.
Other structure in the present embodiment and obtained beneficial effect are identical with embodiment 1, do not repeat them here.
Embodiment 3
Can only have enclosing cover 1 in the above-mentioned transfusion bag lid, and inner cap 2 need be set, be embedded in the groove 12 of enclosing cover 1 fixingly by infusion vessel with the boss 35 of three hole rubber cushions 3, be welded on the plastic container for infusion of good seal the cost of manufacture of so having exempted inner cap again.
Other structure in the present embodiment and obtained beneficial effect are identical with embodiment 1, do not repeat them here.
The above only is a specific embodiment of the utility model, can not limit the scope that this utility model is implemented with this; I.e. any variation and the modification of being done according to this utility model claims generally all belongs to the scope of this utility model patent protection.
Claims (8)
1, a kind of infusion vessel is a circular pad with three hole rubber cushions, its at least upper surface be provided with three blind holes, it is characterized in that: the diameter of described first blind hole is greater than the diameter of second and third blind hole.
2, infusion vessel as claimed in claim 1 is characterized in that with three hole rubber cushions: the barrier layer thickness of described first blind hole bottom is less than or equal to the barrier layer thickness of second and third blind hole bottom.
3, infusion vessel as claimed in claim 1 is with three hole rubber cushions, and it is characterized in that: described rubber cushion lower surface at least is provided with a ring groove, and the external diameter of this groove is less than the rubber cushion diameter, and its internal diameter is greater than the outer peripheral edges of above-mentioned three blind holes.
4, as each described infusion vessel of claim 1 to 3 with three hole rubber cushions, it is characterized in that: the equal correspondence in the upper and lower surface of described rubber cushion is provided with above-mentioned blind hole and groove.
5, infusion vessel as claimed in claim 1 is with three hole rubber cushions, and it is characterized in that: the diameter of wherein said rubber cushion is 19-30mm, and thickness is 4-7mm.
6, as claim 1 or 5 described infusion vessels with three hole rubber cushions, it is characterized in that: the diameter of described blind hole is 2-6mm.
7, as claim 1 or 5 described infusion vessels with three hole rubber cushions, it is characterized in that: described first blind hole bottom barrier layer thickness is 2-3mm.
8, as claim 1 or 5 described infusion vessels with three hole rubber cushions, it is characterized in that: described second and third blind hole bottom barrier layer thickness is 2-3.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02257203 CN2548623Y (en) | 2002-09-29 | 2002-09-29 | Three hole rubber pad for infusion container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02257203 CN2548623Y (en) | 2002-09-29 | 2002-09-29 | Three hole rubber pad for infusion container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2548623Y true CN2548623Y (en) | 2003-05-07 |
Family
ID=33725228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02257203 Expired - Lifetime CN2548623Y (en) | 2002-09-29 | 2002-09-29 | Three hole rubber pad for infusion container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2548623Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102068380A (en) * | 2011-01-28 | 2011-05-25 | 周小君 | Integrated three-tube three-valve large transfusion soft bag and bottle packaging plastic double-color cover |
| CN104434521A (en) * | 2014-12-17 | 2015-03-25 | 湖南乐福地医药包材科技有限公司 | Three-hole combined cover |
-
2002
- 2002-09-29 CN CN 02257203 patent/CN2548623Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102068380A (en) * | 2011-01-28 | 2011-05-25 | 周小君 | Integrated three-tube three-valve large transfusion soft bag and bottle packaging plastic double-color cover |
| CN102068380B (en) * | 2011-01-28 | 2013-04-24 | 周小君 | Integrated three-tube three-valve large transfusion soft bag and bottle packaging plastic double-color cover |
| CN104434521A (en) * | 2014-12-17 | 2015-03-25 | 湖南乐福地医药包材科技有限公司 | Three-hole combined cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120929 Granted publication date: 20030507 |