CN206642120U - Ethylene oxide sterilizing process verification device - Google Patents
Ethylene oxide sterilizing process verification device Download PDFInfo
- Publication number
- CN206642120U CN206642120U CN201621347842.5U CN201621347842U CN206642120U CN 206642120 U CN206642120 U CN 206642120U CN 201621347842 U CN201621347842 U CN 201621347842U CN 206642120 U CN206642120 U CN 206642120U
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- Prior art keywords
- ethylene oxide
- cavity
- verification device
- intermediate connector
- process verification
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Abstract
It the utility model is related to a kind of ethylene oxide sterilizing process verification device, belong to field of medical device, including cavity (1), intermediate connector (3) and seal cap (5), cavity (1) bottom sets air-vent (11), one end of connection intermediate connector (3) at the top of cavity (1), the other end connection seal cap (5) of intermediate connector (3), dividing plate (7) is set on intermediate connector (3), test storehouse (12) is formed between dividing plate (7) and seal cap (5), through hole (6) is set on dividing plate (7), corresponding through hole (6) sets tube chamber (9) on the dividing plate (7) of cavity (1) side, tube chamber (9) connection elongated tubular (10).The utility model is simple in construction, easy to operate, can determine sterilization process validity and reliability, has stronger practicality.
Description
Technical field
A kind of ethylene oxide sterilizing process verification device is the utility model is related to, belongs to field of medical device.
Background technology
In medical field, medicine equipment is required to be sterilized after, and because oxirane can kill bacterial reproduction
The microorganism such as body and gemma, fungi and virus, and have broad-spectrum sterilization, penetration power is strong, to most of articles without damage, after sterilization
It is the advantages that can also quickly volatilizing, relatively broad with the application in sterilizing sterilizing.But by oxirane to medicine equipment
Its sterilization effect can not but be verified after sterilizing by carrying out disinfection, and can not determine whether sterilizing is abundant, therefore, develops a kind of oxirane
Sterilization process verification device is very necessary.It is disposable product, no though there is sale relevant inlet product market
Can Reusability, and cost is higher, it is impossible to popularization and application.
Utility model content
Deficiency of the prior art, problem to be solved in the utility model are more than：A kind of simple in construction, behaviour is provided
Facilitate, can Reusability, be able to verify that whether sterilization effect abundant, it is ensured that to the validity and reliability of sterilization of medical instrument
Ethylene oxide sterilizing process verification device.
Technical scheme is used by the utility model solves its technical problem：
Described ethylene oxide sterilizing process verification device, including cavity, intermediate connector and seal cap, cavity bottom are set
Air-vent is put, one end of intermediate connector, the other end connection seal cap of intermediate connector, intermediate connector are connected at the top of cavity
Upper setting dividing plate, test storehouse is formed between dividing plate and seal cap, through hole, dividing plate of the corresponding through hole in cavity side are set on dividing plate
Upper setting tube chamber, tube chamber connection elongated tubular.
Described ethylene oxide sterilizing process verification device only need to be by Chemical indicative card piece or biological indicator in checking
It is put into test storehouse, then carries out sterilization treatment, in sterilizing, oxirane is entered by the air-vent of cavity bottom
Into cavity, then can only be entered by elongated tubular in test storehouse, if when sterilizing completion, the Chemical indicative card in test storehouse
Piece discoloration is fully and color is consistent with reference colour, or biological indicator growth base color does not change as asepsis growth, then goes out
Bacterium is qualified, otherwise unqualified, simple in construction, easy to operate, can determine sterilization process validity and reliability, has stronger
Practicality.
Further preferred, intermediate connector and seal cap pass through sealing ring and threaded connection.Intermediate connector and sealing
The connection end of cap sets external screw thread, and internal thread is set on the inside of seal cap, and intermediate connector passes through external screw thread and interior spiral shell with seal cap
The cooperation of line is connected, and in order to ensure seal box, sealing ring is set in intermediate connector and seal cap junction.
Further preferred, intermediate connector and cavity pass through interference fit and connected.It is connected conveniently, good airproof performance.
Further preferred, elongated tubular is tightly connected after being sleeved on tube chamber by band.Ensure elongated tubular and tube chamber
Sealing is good, it is ensured that oxirane can only enter test storehouse by the hanging mouth of elongated tubular, ensure the accuracy of checking.
Further preferred, the sectional area for testing storehouse is 20mm2-100mm2, length 100mm-200mm.
Further preferred, the material of elongated tubular is polytetrafluoro, and the internal diameter of elongated tubular is 1mm-4mm, length 700-
1100mm.The material of elongated tubular can also be identical with the material of cavity and seal cap.
Further preferred, the section of cavity is trapezium structure.
Further preferred, air-vent sets three, a diameter of 1.5mm-3mm of air-vent.Oxirane is facilitated to enter
Into cavity, ensure being smoothed out for checking.
Further preferred, cavity is identical with the material of seal cap.It can be polytetrafluoroethylene (PTFE), PE, PP, PVC etc., also may be used
To be metal, including stainless steel, aluminium alloy etc., convenient material drawing.
Further preferred, elongated tubular is extend into test storehouse through tube chamber, and elongated tubular is consolidated by the sealing tested in storehouse
Determine part to be fixed on dividing plate.Pass through sealing fixture elongate pipe, it is ensured that oxirane can only enter survey by elongated tubular
Storehouse is tried, ensures the accuracy of checking.
Beneficial effect is possessed by the utility model：
Described ethylene oxide sterilizing process verification device is simple in construction, reasonable in design, with directly by biological indicator with
The method that chemical indicator is put in product package material is compared, and can more directly confirm ethylene oxide gas penetrates effect, from
And the sterilization effect of ethylene oxide plant is more accurately evaluated, the utility model is applied to use eo sterilization equipment
After sterilizing, Fast simulation test is carried out to its sterilization effect, it is easy to operate, it is practical.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment 1；
Fig. 2 is the structural representation of the utility model embodiment 2；
Wherein, 1, cavity；2nd, sealing ring；3rd, intermediate connector；4th, screw thread；5th, seal cap；6th, through hole；7th, dividing plate；8th, prick
Band；9th, tube chamber；10th, elongated tubular；11st, air-vent；12nd, storehouse is tested；13rd, sealing fixture.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
Embodiment 1：
As shown in figure 1, ethylene oxide sterilizing process verification device described in the utility model, including cavity 1, middle connection
Part 3 and seal cap 5, the section of cavity 1 are trapezium structure and identical with the material of seal cap 5, can be polytetrafluoroethylene (PTFE), PE,
PP, PVC etc. or metal, including stainless steel, aluminium alloy etc., the bottom of cavity 1 set air-vent 11, air-vent 11 is set
Three, a diameter of 1.5mm-3mm of air-vent 11 are put, the top of cavity 1 connects one end of intermediate connector 3, intermediate connector 3
The other end connects seal cap 5, and dividing plate 7 is set on intermediate connector 3, and test storehouse 12, dividing plate 7 are formed between dividing plate 7 and seal cap 5
Upper setting through hole 6, corresponding through hole 6 set tube chamber 9 on the dividing plate 7 of the side of cavity 1, and tube chamber 9 connects elongated tubular 10, elongated tubular 10
It is tightly connected after being sleeved on tube chamber 9 by band 8.
Described intermediate connector 3 and seal cap 5 is connected by sealing ring 2 and screw thread 4, and intermediate connector 3 and cavity 1 are logical
Interference fit connection.
The sectional area in described test storehouse 12 is 20mm2-100mm2, length 100mm-200mm.The material of elongated tubular 10
For polytetrafluoro, the internal diameter of elongated tubular 10 is 1mm-4mm, length 700-1100mm.
Embodiment 2：
As shown in Fig. 2 ethylene oxide sterilizing process verification device described in the utility model, it is characterised in that：Including chamber
Body 1, intermediate connector 3 and seal cap 5, the section of cavity 1 is trapezium structure and, cavity 1 bottom identical with the material of seal cap 5
Air-vent 11 is set, and air-vent 11 sets three, a diameter of 1.5mm-3mm of air-vent 11, connected among the connection of the top of cavity 1
One end of part 3, the other end of intermediate connector 3 connect seal cap 5, dividing plate 7, dividing plate 7 and seal cap are set on intermediate connector 3
Test storehouse 12 is formed between 5, through hole 6 is set on dividing plate 7, corresponding through hole 6 sets tube chamber 9 on the dividing plate 7 of the side of cavity 1, managed
Chamber 9 connects elongated tubular 10, and described elongated tubular 10 is extend into test storehouse 12 through tube chamber 9, and elongated tubular 10 is by testing storehouse 12
Interior sealing fixture 13 is fixed on dividing plate 7.
Described intermediate connector 3 and seal cap 5 is connected by sealing ring 2 and screw thread 4, and intermediate connector 3 and cavity 1 are logical
Interference fit connection.
The sectional area in described test storehouse 12 is 20mm2-100mm2, length 100mm-200mm, the material of elongated tubular 10
For polytetrafluoro, the internal diameter of elongated tubular 10 is 1mm-4mm, length 700-1100mm.
Operation principle of the present utility model and use process：
Analog detection method uses Chemical indicative card piece, comprises the following steps：
1) tapped seal cap 5 is opened, by Chemical indicative card be placed in test storehouse 12 in, then by seal cap 5 with
Intermediate connector screws；
2) the checking device of installation is put into ethylene oxide sterilizing used in everyday, together passed through with apparatus subject to sterilization
Cross sterilisation process；
3) after the completion of sterilizing, checking device is taken out, test storehouse 12 is opened, takes out Chemical indicative card, observe Chemical indicative card
Color change situation, and with standard colour contrast, the abundant and color that changes colour is consistent with reference colour, then it is assumed that sterilizing is qualified, reaches and goes out
Bacterium effect, it is on the contrary, then it is assumed that sterilizing is unqualified.
Analog detection method uses biological indicator, comprises the following steps：
1) tapped seal cap 5 is opened, by biological indicator be placed in test storehouse 12 in, then by seal cap 5 with
Intermediate connector screws；
2) the checking device of installation is put into ethylene oxide sterilizing used in everyday, together passed through with apparatus subject to sterilization
Cross sterilisation process；
3) after the completion of sterilizing, checking device is taken out, test storehouse 12 is opened, takes out biological indicator, be put into bio-incubator
37 DEG C of culture 48h, observe result, and biological indicator growth base color does not change as asepsis growth, and sterilizing is qualified；Conversely,
Sterilizing failure.
The utility model is simple in construction, reasonable in design, can more directly confirm the effect that penetrates of ethylene oxide gas, more
The accurately sterilization effect of evaluation ethylene oxide plant, it is easy to operate, it is practical.
The utility model is not limited in above-mentioned embodiment, and those of ordinary skill in the art are of the present utility model
The variations, modifications, additions or substitutions made in essential scope, it should also belong to the scope of protection of the utility model.
Claims (10)
- A kind of 1. ethylene oxide sterilizing process verification device, it is characterised in that：Including cavity (1), intermediate connector (3) and sealing Cap (5), cavity (1) bottom set air-vent (11), and one end of intermediate connector (3), intermediate connector are connected at the top of cavity (1) (3) the other end connects seal cap (5), and dividing plate (7), shape between dividing plate (7) and seal cap (5) are set on intermediate connector (3) Into test storehouse (12), through hole (6) is set, corresponding through hole (6) sets tube chamber on the dividing plate (7) of cavity (1) side on dividing plate (7) (9), tube chamber (9) connection elongated tubular (10).
- 2. ethylene oxide sterilizing process verification device according to claim 1, it is characterised in that：Described intermediate connector (3) connected with seal cap (5) by sealing ring (2) and screw thread (4).
- 3. ethylene oxide sterilizing process verification device according to claim 1, it is characterised in that：Described intermediate connector (3) connected with cavity (1) by being interference fitted.
- 4. ethylene oxide sterilizing process verification device according to claim 1, it is characterised in that：Described elongated tubular (10) It is tightly connected after being sleeved on tube chamber (9) by band (8).
- 5. ethylene oxide sterilizing process verification device according to claim 1, it is characterised in that：Described test storehouse (12) Sectional area be 20mm2-100mm2, length 100mm-200mm.
- 6. the ethylene oxide sterilizing process verification device according to claim 1 or 4, it is characterised in that：Described elongated tubular (10) material is polytetrafluoro, and the internal diameter of elongated tubular (10) is 1mm-4mm, length 700-1100mm.
- 7. the ethylene oxide sterilizing process verification device according to claim 1 or 3, it is characterised in that：Described cavity (1) Section be trapezium structure.
- 8. ethylene oxide sterilizing process verification device according to claim 1, it is characterised in that：Described air-vent (11) Three are set, a diameter of 1.5mm-3mm of air-vent (11).
- 9. ethylene oxide sterilizing process verification device according to claim 1, it is characterised in that：Described cavity (1) and The material of seal cap (5) is identical.
- 10. ethylene oxide sterilizing process verification device according to claim 1, it is characterised in that：Described elongated tubular (10) it is extend into through tube chamber (9) in test storehouse (12), elongated tubular (10) is by testing the sealing fixture (13) in storehouse (12) It is fixed on dividing plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621347842.5U CN206642120U (en) | 2016-12-09 | 2016-12-09 | Ethylene oxide sterilizing process verification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621347842.5U CN206642120U (en) | 2016-12-09 | 2016-12-09 | Ethylene oxide sterilizing process verification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206642120U true CN206642120U (en) | 2017-11-17 |
Family
ID=60282351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621347842.5U Active CN206642120U (en) | 2016-12-09 | 2016-12-09 | Ethylene oxide sterilizing process verification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206642120U (en) |
-
2016
- 2016-12-09 CN CN201621347842.5U patent/CN206642120U/en active Active
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