CN201370789Y - Effect testing device of hydrogen peroxide plasma sterilizing equipment - Google Patents
Effect testing device of hydrogen peroxide plasma sterilizing equipment Download PDFInfo
- Publication number
- CN201370789Y CN201370789Y CN200920112831U CN200920112831U CN201370789Y CN 201370789 Y CN201370789 Y CN 201370789Y CN 200920112831 U CN200920112831 U CN 200920112831U CN 200920112831 U CN200920112831 U CN 200920112831U CN 201370789 Y CN201370789 Y CN 201370789Y
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- test cabinet
- sterilizing equipment
- hydrogen peroxide
- peroxide plasma
- cavity
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Abstract
The utility model relates to an effect testing device of hydrogen peroxide plasma sterilizing equipment and aims at resolving the problem of providing an effect testing device of hydrogen peroxide plasma sterilizing equipment, which carries out fast simulation test on sterilizing effect after a gaseous hydrogen peroxide or hydrogen peroxide plasma sterilizing equipment is adopted for sterilization. In the utility model, a technical scheme is as follows: the effect testing device is characterized in that a column-shaped or rectangular testing chamber is formed by a cavity body provided with a cavity and a seal cap with a cavity, the cavity body and the seal cap are connected by threads and seal rings, an upper pressure block and a lower pressure block with profiles matched with the inner cavity of the testing chamber are arranged inside the testing chamber, a slit with height of 1-3mm is reserved between the upper pressure block and the lower pressure block, one end of the testing chamber is sealed and the other end thereof is connected with a long thin duct with inner diameter of 1mm or both two ends are connected with the long thin ducts. The effect testing device is applicable to the fast simulation test on the sterilizing effect after the gaseous hydrogen peroxide or hydrogen peroxide plasma sterilizing equipment is adopted for sterilization.
Description
Technical field
This utility model relates to armarium, particularly a kind of peroxide plasma body sterilizing equipment effect verification device.After being applicable to the sterilization of employing gaseous hydrogen peroxide or peroxide plasma body sterilizing equipment, its sterilization effect is carried out quick simulation test.
Background technology
Gaseous hydrogen peroxide sterilization or hydrogen peroxide plasma sterilization are present up-to-date in the world a kind of medical low temperature sterilization technology, compare with other conventional medical sterilization technology, have characteristics such as low temperature is quick, energy-conserving and environment-protective, economic security, can be used for hospital clinical section office multiple valuable medical apparatus and instruments is carried out quick low temperature sterilization processing.
As medical sterilization equipment, in daily use, need sterilization effect is carried out the simulation test checking of instantaneity, whether abundant with quick observation sterilization process, and then assurance is to the reliability of sterilization of medical instrument.But this just need a kind of under certain sterilising conditions the simulation test device of instant playback sterilization process adequacy, and matching used with it chemical indicant card and bionidicator card.Because gaseous hydrogen peroxide or hydrogen peroxide plasma sterilization are new medical sterilization technology, still do not have a kind of easy, reliable simulation test device to carry out above-mentioned demonstration test at present.
Summary of the invention
The technical problems to be solved in the utility model is: a kind of peroxide plasma body sterilizing equipment effect verification device is provided, its objective is by a kind of simplation verification device, after sterilizing with gaseous hydrogen peroxide or peroxide plasma body sterilizing equipment, can observe fast, verify whether sterilization effect is abundant, guarantees the reliability to sterilization of medical instrument.
The technical scheme that this utility model adopted is: a kind of peroxide plasma body sterilizing equipment effect verification device, it is characterized in that this device constitutes cylindrical or rectangular test cabinet by the cavity of band cavity and the sealing cap of band cavity, be connected with sealing ring by screw thread between described cavity and the sealing cap, upper holder block and lower lock block that outline and test cabinet inner chamber match are installed in test cabinet, reserving in the middle of the last lower lock block highly is the slit of 1～3mm, and test cabinet one end sealing other end connection internal diameter is that slender conduit or two ends of 1mm all are connected to described conduit.
The sectional area of described test cabinet is 20～100mm
2, length is 3～10cm.
Described upper holder block is identical with the lower lock block material, and length and test cabinet inner chamber are isometric, and described slit connects the test cabinet inner chamber, and the spatial volume of slit is less than the inner chamber cumulative volume of the slender conduit of an end or the connection of two ends.
The length of described conduit is 10～200cm, and the material of conduit, upper holder block, lower lock block and test cabinet is all identical.
The beneficial effects of the utility model are: after various medical devices adopts the peroxide plasma body sterilizing equipment sterilization, can observe fast, directly and judge whether sterilization effect is abundant by this demo plant and supporting indicant card, and then guarantee reliability sterilization of medical instrument.The apparatus structure that relates to is simple, and method is easy and simple to handle.
Description of drawings
Fig. 1 is the main cutaway view of this utility model demo plant.
Fig. 2 is the cross-sectional view of Fig. 1.
Fig. 3 is the sketch map of chemical indicant card in this utility model.
Fig. 4 is the sketch map of bionidicator card in this utility model.
The specific embodiment
As shown in Figure 1 and Figure 2, the present embodiment peroxide plasma body sterilizing equipment effect verification device constitutes columniform test cabinet by the cavity 1-1 of band cavity and the sealing cap 1-2 of band cavity, be connected by screw thread and sealing ring between described cavity 1-1 and the sealing cap 1-2, upper holder block 2 and lower lock block 3 that outline and test cabinet inner chamber match are installed in test cabinet, can be fully filled.This example goes up middle the reserving of lower lock block and highly is to be used to place indicant card 5 by the slit 4 of 2mm, and two ends of test cabinet are connected with the slender conduit 6 that internal diameter is 1mm.
The material of test cabinet can be a metal, comprises titanium alloy, aluminium alloy, rustless steel etc., also can be nonmetal, comprises politef, PVC, PE, PP, nylon, engineering plastics, silicones, silicone rubber etc.The sectional area of test cabinet is 60mm
2, length is 5cm, and upper holder block of laying in it 2 and lower lock block 3 length and test cabinet inner chamber are isometric, and described slit 4 connects whole test cabinet inner chamber, and the spatial volume of slit is less than the inner chamber cumulative volume of the slender conduit 6 of two ends connection, in order to avoid produce negative suction effect.The length of described conduit 6 is 100cm.
In general, test cabinet is all selected identical material for use with upper holder block 2, lower lock block 3 and conduit 6.
This routine analog detection method will adopt chemical indicant card (shown in Figure 3), may further comprise the steps:
1) preparation of demo plant is clipped in chemical indicant card 5-1 between upper holder block 2 and the lower lock block 3, and the indicant face is towards slit 4, again briquetting and indicant card are together put into test cabinet, screw threaded sealing cap 1-2, the catheter tray that two ends are connected keeps conduit cavity unimpeded circlewise;
2) above-mentioned mounted demo plant is put in the peroxide plasma body sterilizing equipment used in everyday, together passes through sterilization process with the apparatus of sterilization treatment;
3) after sterilization process is finished, take out demo plant, open test cabinet, take out chemical indicant card 5-1, observe chemical indicant change in color situation on the card, and with Standard colour board relatively, variable color is abundant and color is consistent with Standard colour board, thinks that then sterilization process is normal, has reached sterilization effect, otherwise then thinking sterilizes fails.
On this routine chemical indicant card 5-1 a string alternate chemical indicant color lump 7 is arranged, each color lump is a rectangle, and area is 25mm
2, total length is 6cm, described chemical indicant color lump 7 is made up of reproducibility composition cesium sulfide, and chemical indicant card 5-1 base plate is made by nonabsorbent material.
This routine analog detection method will adopt bionidicator card (shown in Figure 4), may further comprise the steps:
1) preparation of demo plant is clipped in bionidicator card 5-2 between upper holder block 2 and the lower lock block 3, and the indicant face is towards slit 4, again briquetting and indicant card are together put into test cabinet, screw threaded sealing cap 1-2, the catheter tray that two ends are connected keeps conduit cavity unimpeded circlewise;
2) above-mentioned mounted demo plant is put in the peroxide plasma body sterilizing equipment used in everyday, together passes through sterilization process with the apparatus of sterilization treatment;
3) after sterilization process is finished, need under aseptic condition, open demo plant, take out the bionidicator card, put into corresponding culture medium, in bio-incubator, cultivate after 7 days, observe the sterilization result, aseptic qualified for sterilization, there is bacteria growing then to be the sterilization failure.
In the middle of this routine bionidicator card 5-2 a test strain spore coating 8 is arranged, be shaped as rectangle, area is 24mm
2, the bionidicator strain is the international standard test strain, is bacillus subtilis black variety gemma (ATCC9372) that the bacteria containing amount on the indicant card is 5 * 10
5～5 * 10
6The cfu/ sheet, bionidicator card 5-2 is made by nonabsorbent material.
Described test strain can also be bacillus stearothermophilus (ATCC7953).
Corresponding culture medium is meant will use corresponding with two kinds of test strains (bacillus subtilis black variety gemma or bacillus stearothermophilus) respectively culture medium, and these have fixing prescription on microbiology, belong to routine operation.
Claims (4)
1, a kind of peroxide plasma body sterilizing equipment effect verification device, it is characterized in that: this device constitutes cylindrical or rectangular test cabinet by the cavity (1-1) of band cavity and the sealing cap (1-2) of band cavity, be connected with sealing ring by screw thread between described cavity (1-1) and the sealing cap (1-2), upper holder block (2) and lower lock block (3) that outline and test cabinet inner chamber match are installed in test cabinet, reserving in the middle of the last lower lock block highly is the slit (4) of 1～3mm, and test cabinet one end sealing other end connection internal diameter is that slender conduit (6) or two ends of 1mm all are connected to described conduit (6).
2, peroxide plasma body sterilizing equipment effect verification device according to claim 1 is characterized in that: the sectional area of described test cabinet is 20～100mm
2, length is 3～10cm.
3, peroxide plasma body sterilizing equipment effect verification device according to claim 1, it is characterized in that: described upper holder block (2) is identical with lower lock block (3) material, length and test cabinet inner chamber are isometric, described slit (4) connects the test cabinet inner chamber, and the spatial volume of slit is less than the inner chamber cumulative volume of the slender conduit (6) of an end or the connection of two ends.
4, according to claim 1 or 2 or 3 described peroxide plasma body sterilizing equipment effect verification devices, it is characterized in that: the length of described conduit (6) is 10～200cm, and the material of conduit (6), upper holder block (2), lower lock block (3) and test cabinet is all identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920112831U CN201370789Y (en) | 2009-01-15 | 2009-01-15 | Effect testing device of hydrogen peroxide plasma sterilizing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920112831U CN201370789Y (en) | 2009-01-15 | 2009-01-15 | Effect testing device of hydrogen peroxide plasma sterilizing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201370789Y true CN201370789Y (en) | 2009-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920112831U Expired - Lifetime CN201370789Y (en) | 2009-01-15 | 2009-01-15 | Effect testing device of hydrogen peroxide plasma sterilizing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201370789Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101444632B (en) * | 2009-01-15 | 2012-08-08 | 杭州三源医疗设备有限公司 | Peroxide plasma body sterilizing equipment effect verification device and method and indicator used |
| CN106267277A (en) * | 2016-09-28 | 2017-01-04 | 中国科学院苏州生物医学工程技术研究所 | Biological indicator for monitoring lumen class apparatus sterilizing effect detects device |
| CN106822961A (en) * | 2017-03-27 | 2017-06-13 | 牡丹江等离子体物理应用科技有限公司 | Hydrogen peroxide low-temperature plasma sterilizer load testing device |
| CN111417412A (en) * | 2017-10-31 | 2020-07-14 | 爱赛题姆有限公司 | Process challenge device for assessing contaminant formation and removal processes within a hollow channel and method for contaminant assessment |
-
2009
- 2009-01-15 CN CN200920112831U patent/CN201370789Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101444632B (en) * | 2009-01-15 | 2012-08-08 | 杭州三源医疗设备有限公司 | Peroxide plasma body sterilizing equipment effect verification device and method and indicator used |
| CN106267277A (en) * | 2016-09-28 | 2017-01-04 | 中国科学院苏州生物医学工程技术研究所 | Biological indicator for monitoring lumen class apparatus sterilizing effect detects device |
| CN106267277B (en) * | 2016-09-28 | 2022-09-09 | 中国科学院苏州生物医学工程技术研究所 | Biological indicator detection device for monitoring sterilization effect of lumen instruments |
| CN106822961A (en) * | 2017-03-27 | 2017-06-13 | 牡丹江等离子体物理应用科技有限公司 | Hydrogen peroxide low-temperature plasma sterilizer load testing device |
| CN111417412A (en) * | 2017-10-31 | 2020-07-14 | 爱赛题姆有限公司 | Process challenge device for assessing contaminant formation and removal processes within a hollow channel and method for contaminant assessment |
| EP3703764A4 (en) * | 2017-10-31 | 2021-12-15 | De Sternberg Stojalowski, Pawel | Process challenge device for evaluation of contamination forming and removal processes inside of hollow channels and methods for contamination evaluation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20091230 Effective date of abandoning: 20090115 |
|
| RGAV | Abandon patent right to avoid regrant |