CN201581080U - Resistance testing device for low temperature plasma sterilizer - Google Patents
Resistance testing device for low temperature plasma sterilizer Download PDFInfo
- Publication number
- CN201581080U CN201581080U CN2009202788786U CN200920278878U CN201581080U CN 201581080 U CN201581080 U CN 201581080U CN 2009202788786 U CN2009202788786 U CN 2009202788786U CN 200920278878 U CN200920278878 U CN 200920278878U CN 201581080 U CN201581080 U CN 201581080U
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- hydrogen peroxide
- drag
- test
- sterilising chamber
- chamber
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Abstract
A resistance testing device for a low temperature plasma sterilizer comprises a sterilizing chamber, a resistance testing chamber, a plasma generating device, a vaporized hydrogen peroxide injection device, a vacuum system, a neutralizer injection device as well as a detecting and controlling system, wherein the resistance testing chamber is arranged in the sterilizing chamber; the inner wall of the sterilizing chamber is connected with a temperature gauge, a vacuum gauge and an insulated support, while the outer wall of the sterilizing chamber is provided with a heater, as well as a vaporized hydrogen peroxide injection port and an excitation source antenna interface; the vaporized hydrogen peroxide injection device is connected with the sterilizing chamber through the vaporized hydrogen peroxide injection port; and the plasma generating device is connected with the sterilizing chamber through the excitation source antenna interface. The resistance testing device can conduct vacuum-pumping, be resistant to corrosion, and can be opened under vacuum state; and the injection dosage, concentration, temperature and time of the vaporized hydrogen peroxide, the plasma and the neutralizer can be detected, controlled and recorded constantly. The resistance testing device can monitor two sterilization factors of the H2O2 gas and the plasma and can effectively judge whether the sterilization is successful, with short sterilization time, wide range and strong penetrating power.
Description
Technical field
The utility model relates to a kind of low-temperature plasma sterilizer drag test set, is specifically related to a kind of medical field plasma sterilization technology.
Background technology
The characteristics of low-temperature plasma sterilizer are that sterilization time is short, scope is wide, penetration power is strong, and its sterilization factor is different from the single sterilization factor of traditional Sterilizers, and the sterilization factor is by H
2O
2Gas, two factor synergies of plasma body, two factors synergy, action time is much smaller than single sterilization time, and collaborative penetration power is much larger than the effect of single sterilization, owing to being the double factor synergy, so must be to H
2O
2Gas, two factors of plasma body are all monitored could judge whether sterilization is successful, H
2O
2Gas can be monitored also in real time can indirect monitoring, and chemical indicating card is put into the sterilization cabin, and display result when sterilization finishes has realized the real-time monitoring to sterilising effect; Biological indicator is put into the sterilization cabin, after sterilization finishes, carry out biological culture, after at least 12 hours observation, can realize H
2O
2Indirect monitoring; Plasma body detects and also can be divided into indirect monitoring and directly monitor two kinds, and biological indicator is put into the sterilization cabin, carries out biological culture after sterilization finishes, and after at least 12 hours observation, can realize the indirect monitoring of article on plasma body; In the plasma generation process, plasma body physical features amounts such as the electronic temp of article on plasma body, ion density are measured the real-time monitoring that can realize the article on plasma body.
The utility model content
For realizing that simultaneously to two technical purposes that the sterilization factor detects of Low Temperature Plasma Sterilizers, the utility model provides a kind of low-temperature plasma sterilizer drag test set, can be to H
2O
2Gas and plasma body are monitored, and be easy to operate, rational in infrastructure.
For this purpose, the low-temperature plasma sterilizer drag test set that the utility model provides, comprise sterilising chamber, drag test cabinet, plasma generating device, vaporized hydrogen peroxide injection device, vacuum system, neutralizing agent injection device and detection and Controlling System, the drag test cabinet is built in the sterilising chamber; Connect thermometer, vacuumometer, insulating support on sterilising chamber's inwall, having heaters on the outer wall, and hydrogen peroxide inlet and excitaton source antennal interface are arranged at Qi Bishang, the vaporized hydrogen peroxide injection device connects the sterilising chamber by the hydrogen peroxide inlet, and plasma generating device connects the sterilising chamber by the excitaton source antennal interface.
Above-mentioned neutralizing agent injection device comprises neutralizing agent, magnetic valve, quick-acting connector, replaceable neutralization pipe, test tube, test-tube stent, neutralizing agent through magnetic valve again in replaceable and the pipe coupling sterilising chamber, quick-acting connector is arranged on drag test cabinet top, replaceable neutralization pipe connects the drag test cabinet by quick-acting connector, the bottom connects test tube, and test tube is fixed on the test-tube stent.
Above-mentioned plasma generating device comprises mesh-like antenna, radio-frequency power supply and direct supply, and the mesh-like antenna is fixed on the insulating support, connects radio-frequency power supply and direct supply simultaneously.
Above-mentioned sterilising chamber, drag test cabinet are cylindrical or rectangular configuration, and thermometer, vacuumometer are arranged on sterilising chamber's inwall, having heaters on the outer wall.
Compare with existing Sterilizers, the beneficial effects of the utility model are: can be to H
2O
2Gas, two factors of plasma body are all monitored, and can judge effectively whether sterilization is successful, and sterilization time is short, scope is wide, penetration power is strong.
Below in conjunction with accompanying drawing technical solutions of the utility model are described in further detail.
Description of drawings
Fig. 1 is the structural representation of the utility model low-temperature plasma sterilizer drag test set.
Among the figure:
1, sterilising chamber; 2, speed connects the neutralization pipe; 3, test-tube stent; 4, drag test cabinet; 5, vacuumometer; 6, register system; 7, detection, Controlling System; 8, test tube; 9, vacuum system; 10, magnetic valve; 11, radio-frequency power supply; 12, direct supply; 13, magnetic valve; 14, gemma; 15, quick-acting connector; 16, mesh-like antenna; 17, hydrogen peroxide; 18, H
2O
2Vaporization and measuring apparatus; 19, insulating support; 20, magnetic valve; 21, neutralizing agent; 22, well heater; 23, thermometer.
Embodiment
In order to understand the utility model, make those skilled in the art can realize the utility model, below in conjunction with accompanying drawing the utility model is elaborated.
Referring to shown in Figure 1, low-temperature plasma sterilizer drag test set, comprise sterilising chamber 1, drag test cabinet 4, plasma generating device, vaporized hydrogen peroxide injection device, vacuum system 9, neutralizing agent injection device and detection and Controlling System, drag test cabinet 4 is built in the sterilising chamber 1; Connect thermometer 23, vacuumometer 9, insulating support 19 on sterilising chamber's 1 inwall, having heaters 22 on the outer wall, and hydrogen peroxide inlet and excitaton source antennal interface are arranged at Qi Bishang, vaporized hydrogen peroxide injection device 18 connects sterilising chamber 1 by the hydrogen peroxide inlet, and plasma generating device connects sterilising chamber 1 by the excitaton source antennal interface.
The neutralizing agent injection device comprises neutralizing agent 21, magnetic valve 20, quick-acting connector 15, replaceable neutralization pipe 2, test tube 8, test-tube stent 3, neutralizing agent 21 connects sterilising chamber 1 through replaceable neutralization pipe 2 again through magnetic valve 20, quick-acting connector 15 is arranged on drag test cabinet 4 tops, replaceable neutralization pipe 2 connects drag test cabinet 4 by quick-acting connector 15, the bottom connects test tube 8, and test tube 8 is fixed on the test-tube stent 3.
Plasma generating device comprises mesh-like antenna 16, radio-frequency power supply 11 and direct supply 12, and mesh-like antenna 16 is fixed on the insulating support 19, connects radio-frequency power supply 11 and direct supply 12 simultaneously.
Sterilising chamber 1, drag test cabinet 4 are cylindrical or rectangular configuration, and thermometer 23, vacuumometer 5 are arranged on sterilising chamber's 1 inwall, and having heaters 22 on the outer wall.
Specifically, sterilising chamber 1 is cylindrical or rectangular configuration, thermometer 23 is arranged on its inwall, vacuumometer 5, insulating support 19, having heaters 23 on the outer wall, connecting mesh-like antenna 16 is fixed in the sterilising chamber 1 by insulating support 19, and and radio-frequency power supply 11, direct supply 12, detect, Controlling System 7, register system 6, vacuum system 9 connects, wherein plasma generating device comprises the mesh-like antenna, radio-frequency power supply, direct supply, insulating support, sterilising chamber's inwall etc., vacuum system comprises vacuum pump, filter aerator, gas-filled valve, valve tubes etc., hydrogen peroxide 17 passes through H
2O
2Vaporization and flowmeter device 18 link to each other with sterilising chamber 1; The neutralizing agent device comprises neutralizing agent 21, quick-acting connector 15, magnetic valve 20, replaceable neutralization pipe 2, test tube 8, test-tube stent 3, its neutralizing agent 22 links to each other with sterilising chamber 1, drag test cabinet 4, test tube 8, test-tube stent 3 by replaceable neutralization pipe 2, quick-acting connector 15, test tube 8, test-tube stent 3, gemma 14 are arranged in the drag test cabinet 4, wherein gemma 14 is arranged in test tube 8, and the drag test cabinet is connected with magnetic valve 13.
Principle of work of the present utility model is as follows:
One, test stearothermophilus liver bud spore is to H
2O
2The M value: gemma 14 is put into the test tube 8 of drag test cabinet 4, and drag test cabinet 4 is in air-tight state, starts that vacuum pump in the vacuum system 9 is opened 10 pairs of sterilising chambers 1 of magnetic valve and drag test cabinet 4 vacuumizes, and makes the pressure unanimity of two Room; Then start filtration aerator in the vacuum system 9, through gas-filled valve sterilising chamber 1 and drag test cabinet 4 are inflated, treat that the filtering gas in two Room reaches finite concentration, pressure is the same; Once more two Room are vacuumized processing, and make the pressure unanimity.Close the magnetic valve 13 of drag test cabinet then, make drag test cabinet 4 be in air-tight state, hydrogen peroxide 17 passes through H
2O
2Vaporization and flowmeter device 18 inject sterilising chamber 1, treat that it reaches the concentration of setting, opens the valve of drag test cabinet 4 and sterilising chamber 1, H
2O
2 Gemma 14 acts in the resistance test cabinet 4, then opens magnetic valve 20 neutralizing agent 21 is acted on through neutralizing agent device and gemma 14, at last to two indoor injection normal atmosphere, finish test procedure.In whole test process, thermometer 23, vacuumometer 5, detection, Controlling System 7, register system 6 can detect required related data constantly, and they are noted.
Two, test the M value of stearothermophilus liver bud spore: the test tube 8 of gemma 14 being put into drag test cabinet 4 to piasma, drag test cabinet 4 is in air-tight state, the vacuum pump that starts in the vacuum system 9 vacuumizes sterilising chamber 1 and drag test cabinet 4, makes the pressure unanimity of two Room; Then start filtration aerator in the vacuum system 9, through gas-filled valve sterilising chamber 1 and drag test cabinet 4 are inflated, treat that the filtering gas in two Room reaches finite concentration, pressure is the same; Once more two Room are vacuumized processing, and make the pressure unanimity.Close the magnetic valve 13 of drag test cabinet then, make drag test cabinet 4 be in air-tight state, under the proper pressure condition, start radio-frequency power supply 11, produce capacitance coupling type between mesh-like antenna 16 and metal sterilising chamber 1 inwall and form low-temperature plasma, and by antenna gap by around spread the 1 formation homogeneous plasma in whole sterilising chamber at last naturally to the center; Open the valve of drag test cabinet 4 and sterilising chamber 1, gemma 12 acts in the plasma body resistance test cabinet 4, closes the plasma exciatiaon source at last, to two indoor injection normal atmosphere, finish test procedure.In whole test process, thermometer 23, vacuumometer 5, detection, Controlling System 7, register system 6 can detect required related data constantly, and they are noted.
Three, test stearothermophilus liver bud spore is to H
2O
2, the M value under the plasma state: gemma 14 is put into the test tube 8 of drag test cabinet 4, and drag test cabinet 4 is in air-tight state, and the vacuum pump that starts in the vacuum system 9 vacuumizes sterilising chamber 1 and drag test cabinet 4, makes the pressure unanimity of two Room; Then start filtration aerator in the vacuum system 9, through gas-filled valve sterilising chamber 1 and drag test cabinet 4 are inflated, treat that the filtering gas in two Room reaches finite concentration, pressure is the same; Once more two Room are vacuumized processing, and make the pressure unanimity.Close the motorized valve 13 of drag test cabinet then, make drag test cabinet 4 be in air-tight state, hydrogen peroxide 17 passes through H
2O
2Vaporization and flowmeter device 18 inject sterilising chamber 1, treat that it reaches the concentration of setting, simultaneously under the proper pressure condition, start radio-frequency power supply 11, produce capacitance coupling type between mesh-like antenna 16 and metal sterilising chamber 1 inwall and form low-temperature plasma, and by antenna gap by around spread the 1 formation homogeneous plasma in whole sterilising chamber at last naturally to the center; Open the valve of drag test cabinet 4 and sterilising chamber 1, H
2O
2Gemma 12 in gas and the plasma body while resistance test cabinet 4 acts on, then opening magnetic valve 20 makes neutralizing agent 21 act on through neutralizing agent device and gemma 14, close the plasma exciatiaon source at last, to two indoor injection normal atmosphere, finish test procedure.In whole test process, thermometer 23, vacuumometer 5, detection, Controlling System 7, register system 6 can detect required related data constantly, and they are noted.
The low-temperature plasma sterilizer drag test set that the utility model provides, can vacuumize, can be anticorrosive, can under vacuum state, open, the implantation dosage of hydrogen peroxide, plasma body, neutralizing agent, concentration, temperature, time all can detect constantly, control and record.
The utility model is not limited to above-mentioned embodiment, conspicuous to those skilled in the art conversion or alternative all at protection domain of the present utility model.
Claims (4)
1. low-temperature plasma sterilizer drag test set, it is characterized in that, this device comprises: sterilising chamber, drag test cabinet, plasma generating device, vaporized hydrogen peroxide injection device, vacuum system, neutralizing agent injection device and detection and Controlling System, and the drag test cabinet is built in the sterilising chamber; Connect thermometer, vacuumometer, insulating support on sterilising chamber's inwall, having heaters on the outer wall, and hydrogen peroxide inlet and excitaton source antennal interface are arranged at Qi Bishang, the vaporized hydrogen peroxide injection device connects the sterilising chamber by the hydrogen peroxide inlet, and plasma generating device connects the sterilising chamber by the excitaton source antennal interface.
2. low-temperature plasma sterilizer drag test set according to claim 1, it is characterized in that: described neutralizing agent injection device comprises neutralizing agent, magnetic valve, quick-acting connector, replaceable neutralization pipe, test tube, test-tube stent, neutralizing agent through magnetic valve again in replaceable and the pipe coupling sterilising chamber, quick-acting connector is arranged on drag test cabinet top, replaceable neutralization pipe connects the drag test cabinet by quick-acting connector, the bottom connects test tube, and test tube is fixed on the test-tube stent.
3. according to the described low-temperature plasma sterilizer drag of claim 1 test set, it is characterized in that: described plasma generating device comprises mesh-like antenna, radio-frequency power supply and direct supply, the mesh-like antenna is fixed on the insulating support, connects radio-frequency power supply and direct supply simultaneously.
4. according to each described low-temperature plasma sterilizer drag test set of claim 1 to 3, it is characterized in that: described sterilising chamber, drag test cabinet are cylindrical or rectangular configuration, and thermometer, vacuumometer are arranged on sterilising chamber's inwall, having heaters on the outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202788786U CN201581080U (en) | 2009-11-12 | 2009-11-12 | Resistance testing device for low temperature plasma sterilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202788786U CN201581080U (en) | 2009-11-12 | 2009-11-12 | Resistance testing device for low temperature plasma sterilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201581080U true CN201581080U (en) | 2010-09-15 |
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ID=42723078
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202788786U Expired - Fee Related CN201581080U (en) | 2009-11-12 | 2009-11-12 | Resistance testing device for low temperature plasma sterilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201581080U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108686241A (en) * | 2017-04-10 | 2018-10-23 | 莎罗雅株式会社 | Sterilizing methods and bactericidal unit |
| US20200199516A1 (en) * | 2018-12-20 | 2020-06-25 | Asp Global Manufacturing Gmbh | Liquid-chemical sterilization system with biological indicator |
| CN116407658A (en) * | 2022-12-14 | 2023-07-11 | 广州海关技术中心 | Test system for evaluating disinfection effect of container |
-
2009
- 2009-11-12 CN CN2009202788786U patent/CN201581080U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108686241A (en) * | 2017-04-10 | 2018-10-23 | 莎罗雅株式会社 | Sterilizing methods and bactericidal unit |
| CN108686241B (en) * | 2017-04-10 | 2021-03-26 | 山东新华医疗器械股份有限公司 | Sterilization method and sterilization apparatus |
| US20200199516A1 (en) * | 2018-12-20 | 2020-06-25 | Asp Global Manufacturing Gmbh | Liquid-chemical sterilization system with biological indicator |
| US11850320B2 (en) * | 2018-12-20 | 2023-12-26 | Asp Global Manufacturing Gmbh | Liquid-chemical sterilization system with biological indicator |
| US11969516B2 (en) | 2018-12-20 | 2024-04-30 | Asp Global Manufacturing Gmbh | Biological indicator for liquid-chemical sterilization system |
| CN116407658A (en) * | 2022-12-14 | 2023-07-11 | 广州海关技术中心 | Test system for evaluating disinfection effect of container |
| CN116407658B (en) * | 2022-12-14 | 2023-10-13 | 广州海关技术中心 | Test system for evaluating disinfection effect of container |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Resistance testing device for low temperature plasma sterilizer Effective date of registration: 20110905 Granted publication date: 20100915 Pledgee: Zhongguancun Beijing science and technology Company limited by guarantee Pledgor: Beijing Baixiang Science & Technology Co., Ltd. Registration number: 2011990000340 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20171112 |