CN103127538A - Multi-purpose sterilization method and multifunctional sterilizer thereof - Google Patents
Multi-purpose sterilization method and multifunctional sterilizer thereof Download PDFInfo
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- CN103127538A CN103127538A CN2011103837442A CN201110383744A CN103127538A CN 103127538 A CN103127538 A CN 103127538A CN 2011103837442 A CN2011103837442 A CN 2011103837442A CN 201110383744 A CN201110383744 A CN 201110383744A CN 103127538 A CN103127538 A CN 103127538A
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Abstract
The invention discloses a multi-purpose sterilization method. The multi-purpose sterilization method includes the following steps: (1) setting a sterilization room, (2) setting a vacuum supply device, (3) setting a temperature control device, (4) setting a hydrogen peroxide sterilization device, (5) setting a steam sterilizer, (6) setting an air cleaning device, (7) setting a control box, and (8) sterilizing. The invention further discloses a multifunctional sterilizer which is made with the multi-purpose sterilization method. The multi-purpose sterilization method is simple in steps, easy to achieve, high in efficiency and various in functions and the effects of low temperature type sterilization or high temperature type sterilization can be achieved. The multifunctional sterilizer is ingenious in design, reasonable in structure, the hydrogen peroxide sterilization device and the steam sterilizer are arranged, the low temperature type sterilization function and the high temperature type sterilization function are integrated, and the corresponding effect of low temperature type sterilization or high temperature type sterilization can be chosen according to required device types which need sterilization. The multifunctional sterilizer is convenient to use, wide in application, use costs of healthcare organizations are effectively reduced and the multifunctional sterilizer is beneficial for wide promotion and application.
Description
Technical field
The present invention relates to the art of sterilizing, particularly a kind of multipurpose sterilizing methods and Multifunctional sterilization device thereof that is applicable to medical apparatus and instruments.
Background technology
Sterilization is the important step of diseases prevention and control, is also the important component part of implementing the policy of putting prevention first.Particularly in infectious disease was controlled, sterilization had become one of key means that cuts off the route of transmission.
Development along with the health care level of modernization, various modernization sterilising prods enter medical institutions at different levels in succession, be exactly sterilizing installation now commonly used as low temperature plasma hydrogen peroxide steriliser and high-temperature high-pressure pulse vacuum steam sterilizer, these two kinds of sterilisers have the different sterilization scope of application, all have advantages of nontoxic, non-secondary pollution.
Existing steriliser is due to its function singleness, single cold sterilization function or single high temperature sterilization function are only arranged, can not satisfy some special requirement, as when selecting the steriliser with high temperature sterilization function, be not suitable for the accurate Medical Instruments of some non-refractories, all need the low temperature sterilization technology as fiber sight glass and other fear hot material.As when selecting the steriliser with cold sterilization function, can't satisfy the medical apparatus and instruments that needs high temperature sterilization; For this reason, medical institutions all need to purchase simultaneously two kinds of sterilisers could satisfy different sterilization requirements, causes investing too high, and occupation of land is many, and utilization rate is not high yet, causes unnecessary waste.
Summary of the invention
For above-mentioned deficiency, one of the object of the invention is, provides a kind of operation simple, is easy to realize and the much higher purposes sterilizing methods of efficient.
The present invention also aims to, a kind of reasonable in design, easy to operate, set cold sterilization function and high temperature sterilization function Multifunctional sterilization device are provided.
The present invention for achieving the above object, the technical scheme that provides is:
A kind of multipurpose sterilizing methods, it comprises the following steps:
(1) sterile chamber that has at least an internal cavities is set: this sterile chamber is used for placing the apparatus that needs sterilization;
(2) vacuum extractor is set: this vacuum extractor is used for controlling the air pressure of the internal cavities of described sterile chamber;
(3) attemperating unit is set: this attemperating unit is used for controlling the temperature of outer wall and the internal cavities of described sterile chamber, to reach required sterilising temp;
(4) hydrogen peroxide sterilization device is set: this hydrogen peroxide sterilization device is used for the action of sterilizing of the apparatus in the sterile chamber is realized the low-temperature sterilization effect;
(5) steam sterilizer is set: this steam sterilizer is used for the action of sterilizing of the apparatus in the sterile chamber is realized high temperature formula sterilization effect;
(6) air cleaner is set: this air cleaner is used for providing to the sterile chamber and purifies air and to recover sterile chamber's air pressure identical with atmospheric pressure, is convenient to safety and opens sterile chamber's hatch door.
(7) control chamber is set: this control chamber is used for controlling the duty of described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device and steam sterilizer, and described control chamber is connected with vacuum extractor, hydrogen peroxide sterilization device, steam sterilizer respectively;
(8) sterilization: switch on power, the corresponding low temperature sterilization of apparatus type selecting or high temperature sterilize mode according to the need sterilization, then operation control panel, duty by the corresponding control vacuum extractor of controller and attemperating unit, and corresponding hydrogen peroxide sterilization device or the steam sterilizer of starting, realize required low-temperature sterilization or high temperature formula sterilization method.
Described step specifically comprises the steps: in (4)
(4.1) a hydrogen peroxide injection device is set, with injecting hydrogen peroxide in the internal cavities of the described sterile chamber of dealing;
(4.2) a concentrated chamber is set, is used for storing hydrogen peroxide, and can improves the concentration of hydrogen peroxide in it;
(4.3) a plasma generation is set, is used for ionizing the hydrogen peroxide in the internal cavities of described sterile chamber, make it be ionized into plasma and diffusion is filled to whole internal cavities, and then contact with apparatus in the sterile chamber, realize the low-temperature sterilization effect;
(4.4) described hydrogen peroxide injection device is connected with concentrated chamber, this concentrated chamber is connected with the internal cavities of described sterile chamber, described plasma generation is arranged on the internal cavities of described sterile chamber, make hydrogen peroxide sterilization device.
Described step (5) specifically comprises the following steps:
(5.1) steam generating equipment is set, with steam injection in the internal cavities of dealing described sterile chamber, and makes diffusion of vapor be filled to whole internal cavities, and then contact with apparatus in the sterile chamber, realize high temperature formula sterilization effect;
(5.2) pipeline is set, this pipeline one end is connected with described steam generating equipment, the other end is connected with the internal cavities of described sterile chamber, makes steam sterilizer.
Described step (6) specifically comprises the following steps:
(6.1) air filter is set, injects with the internal cavities of dealing described sterile chamber and purify air; The air pressure that recovers in the sterile chamber is identical with atmospheric pressure, is convenient to safety and opens sterile chamber's hatch door.
(6.2) pipeline is set, this pipeline one end is connected with described air filter, the other end is connected with the internal cavities of described sterile chamber, makes air cleaner.
Described step (7) specifically comprises the following steps:
(7.1) casing is set;
(7.2) controller is set, is used for controlling the duty of described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device and steam sterilizer, described controller is arranged in described casing;
(7.3) control panel is set, this control panel is arranged on the outer wall of steriliser, and be connected with controller, make control chamber.
Described step (8) specifically comprises the following steps:
(8.1) apparatus that will sterilize is put in the internal cavities of sterile chamber, and closes the chamber door of sterile chamber;
(8.2) switch on power;
(8.3) when needs low-temperature sterilization method, operation control panel, controller starts attemperating unit, makes the outside wall temperature of sterile chamber rise to 45～55 ℃;
(8.4) controller starts vacuum extractor, makes the absolute pressure of the internal cavities of sterile chamber be down to 45～55Pa, then controls vacuum extractor and quits work, and check the air pressure change situation of the internal cavities of sterile chamber; If air pressure during without significant change, continues low-temperature sterilization action; When very fast if boost, stop low-temperature sterilization action checking fault, after eliminating fault, repeating step (8.3)～(8.4);
(8.5) controller starts the hydrogen peroxide injection device, hydrogen peroxide with 45～55% concentration injects in concentrated chamber in advance, then make hydrogen peroxide in concentrated chamber evaporate some moisture until this concentration of hydrogen peroxide when reaching 75～95%, the internal cavities of the sterile chamber of reinjecting;
(8.6) inject hydrogen peroxide complete after, the corresponding certain pressure that is increased to of the air pressure of the internal cavities of sterile chamber kept this pressure 1～3 minute;
(8.7) pressurize complete after, inject toward the internal cavities of sterile chamber and purify air, until during near atmospheric pressure, controller starts vacuum extractor, makes the absolute pressure of the internal cavities of sterile chamber be down to 45～55Pa, then controls vacuum extractor and quits work;
(8.8) controller startup plasma generation ionizes action to the hydrogen peroxide in the internal cavities of described sterile chamber, and the ionization action was controlled the plasma generation and quit work after 25～40 seconds;
(8.9) inject toward the internal cavities of sterile chamber and purify air, until the air pressure of this internal cavities rises to when identical with atmospheric pressure, open the chamber door, take out sterilized apparatus, whole low-temperature sterilization process is complete; If need to strengthen low-temperature sterilization effect, repeating step (8.5)～(8.6);
(9.0) when needs high temperature formula sterilization effect, operation control panel, controller starts steam generating equipment, and makes its gauge pressure rise to 0.35～0.45MPa;
(9.1) controller starts attemperating unit, when making the outside wall temperature of sterile chamber rise to 115～125 ℃, start vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, and then start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.15～0.25Mpa, and pressurize 1～10 minute;
(9.2) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, and then start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.15～0.25Mpa, and pressurize 1～10 minute;
(9.3) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, and then start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.3Mpa, and startup attemperating unit, make the outside wall temperature of sterile chamber and the temperature of internal cavities rise to 134～136 ℃, kept this temperature 4～6 minutes;
(9.4) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, then the internal cavities injection toward the sterile chamber purifies air, until the air pressure of this internal cavities rises to when identical with atmospheric pressure, open the chamber door, take out sterilized apparatus, whole high temperature formula sterilization process is complete; If need to strengthen high temperature formula sterilization effect, repeating step (9.1)～(9.2);
(9.5) low-temperature sterilization or the sterilization of high temperature formula of a new round are realized in repeating step (8.3)～(8.9) or step (9.0)～(9.4), reach Multipurpose effect.
A kind of Multifunctional sterilization device of implementing above-mentioned multipurpose sterilizing methods preparation, it comprises that one has at least the sterile chamber of an internal cavities and is separately positioned on control chamber, vacuum extractor, attemperating unit, hydrogen peroxide sterilization device and steam sterilizer in this sterile chamber, and described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device and steam sterilizer are connected with described control chamber respectively and controlled by it.
The volume of the internal cavities of described sterile chamber is 0.05～0.5m
3
Described hydrogen peroxide sterilization device comprises hydrogen peroxide injection device, concentrated chamber and plasma generation, this plasma generation is arranged on the internal cavities of described sterile chamber, described concentrated chamber one end is connected with described hydrogen peroxide injection device, and the other end is connected with the internal cavities of described sterile chamber.
Described steam sterilizer comprises pipeline and steam generating equipment, and this steam generating equipment is connected with the internal cavities of described sterile chamber by described pipeline.
Described control chamber comprises a casing, a controller and a control panel, and described controller is arranged in described casing, and described control panel is arranged on the lateral wall of casing, and is connected with controller respectively.
Beneficial effect of the present invention is: the step of method provided by the invention is simple, is easy to realize, efficient is high, and purposes is many, can realize low-temperature sterilization or high temperature formula sterilization effect; Multifunctional sterilization device design provided by the invention is ingenious, rational in infrastructure, be provided with hydrogen peroxide sterilization device and steam sterilizer, set has cold sterilization function and high temperature sterilization function, can be according to the corresponding low temperature sterilization of apparatus type selecting or the high temperature sterilize mode of required need sterilization, easy to use, purposes is wide, effectively reduce the use cost of medical institutions, be beneficial to wide popularization and application.
Below in conjunction with accompanying drawing and embodiment, the present invention is further described.
Description of drawings
Fig. 1 is structural representation block diagram of the present invention.
The specific embodiment
Embodiment: referring to Fig. 1, the embodiment of the present invention provides a kind of multipurpose sterilizing methods, and it comprises the following steps:
(1) sterile chamber that has at least an internal cavities is set: this sterile chamber is used for placing the apparatus that needs sterilization;
(2) vacuum extractor is set: this vacuum extractor is used for controlling the air pressure of the internal cavities of described sterile chamber;
(3) attemperating unit is set: this attemperating unit is used for controlling the temperature of outer wall and the internal cavities of described sterile chamber, to reach required sterilising temp;
(4) hydrogen peroxide sterilization device is set: this hydrogen peroxide sterilization device is used for the action of sterilizing of the apparatus in the sterile chamber is realized the low-temperature sterilization effect; Comprise the steps: specifically in described step (4) that (4.1) arrange a hydrogen peroxide injection device, with injecting hydrogen peroxide in the internal cavities of the described sterile chamber of dealing; (4.2) a concentrated chamber is set, is used for storing hydrogen peroxide, and can improves the concentration of hydrogen peroxide in it; (4.3) a plasma generation is set, is used for ionizing the hydrogen peroxide in the internal cavities of described sterile chamber, make it be ionized into plasma and diffusion is filled to whole internal cavities, and then contact with apparatus in the sterile chamber, realize the low-temperature sterilization effect; (4.4) described hydrogen peroxide injection device is connected with concentrated chamber, this concentrated chamber is connected with the internal cavities of described sterile chamber, described plasma generation is arranged on the internal cavities of described sterile chamber, make hydrogen peroxide sterilization device.
(5) steam sterilizer is set: this steam sterilizer is used for the action of sterilizing of the apparatus in the sterile chamber is realized high temperature formula sterilization effect; Described step (5) specifically comprises the following steps: (5.1) arrange a steam generating equipment, with steam injection in the internal cavities of the described sterile chamber of dealing, and make diffusion of vapor be filled to whole internal cavities, and then contact with apparatus in the sterile chamber, realize high temperature formula sterilization effect; (5.2) pipeline is set, this pipeline one end is connected with described steam generating equipment, the other end is connected with the internal cavities of described sterile chamber, makes steam sterilizer.
(6) air cleaner is set: this air cleaner is used for providing to the sterile chamber and purifies air and to recover sterile chamber's air pressure identical with atmospheric pressure, is convenient to safety and opens sterile chamber's hatch door.
(7) control chamber is set: this control chamber is used for controlling the duty of described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device, steam sterilizer and air cleaner, and described control chamber is connected with vacuum extractor, hydrogen peroxide sterilization device, steam sterilizer and air cleaner respectively; Described step (7) specifically comprises the following steps: (7.1) arrange a casing; (7.2) controller is set, is used for controlling the duty of described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device, steam sterilizer and air cleaner, described controller is arranged in described casing; (7.2) control panel is set, this control panel is arranged on the outer wall of steriliser, and be connected with controller respectively, make control chamber.
(8) sterilization: switch on power, the corresponding low temperature sterilization of apparatus type selecting or high temperature sterilize mode according to the need sterilization, then operation control panel, duty by the corresponding control vacuum extractor of controller and attemperating unit, and corresponding hydrogen peroxide sterilization device or the steam sterilizer of starting, realize required low-temperature sterilization or high temperature formula sterilization effect.
Described step (8) specifically comprises the following steps:
(8.1) apparatus that will sterilize is put in the internal cavities of sterile chamber, and closes the chamber door of sterile chamber;
(8.2) switch on power;
(8.3) when needs low-temperature sterilization effect, operation control panel is controlled attemperating unit by controller, makes the outside wall temperature of sterile chamber rise to 45～55 ℃; In the present embodiment, be preferably 50 ℃, in other embodiment, can come according to actual operating position the outside wall temperature of in 45～55 ℃ of scopes respective settings sterile chamber.
(8.4) controller starts vacuum extractor, make the absolute pressure of the internal cavities of sterile chamber be down to 45～55Pa, in the present embodiment, be preferably 50Pa, in other embodiment, can come according to actual operating position the absolute pressure of the internal cavities of in 45～55Pa scope respective settings sterile chamber.Then control vacuum extractor and quit work, and check the air pressure change situation of the internal cavities of sterile chamber; If air pressure during without significant change, continues low-temperature sterilization action; When very fast if boost, controller stops low-temperature sterilization action, enters the fault warning state, checks fault, after eliminating fault, and repeating step (8.3)～(8.4);
(8.5) controller starts the hydrogen peroxide injection device, hydrogen peroxide with 45～55% concentration injects in concentrated chamber in advance, in the present embodiment, concentration of hydrogen peroxide is preferably 50%, in other embodiment, can come according to actual operating position the concentration of corresponding selected hydrogen peroxide in 45～55% concentration ranges; Then make hydrogen peroxide in concentrated chamber evaporate some moisture until this concentration of hydrogen peroxide when reaching 75～95%, the internal cavities of the sterile chamber of reinjecting;
(8.6) inject hydrogen peroxide complete after, the corresponding certain pressure that is increased to of the air pressure of the internal cavities of sterile chamber kept this pressure 1～3 minute; In the present embodiment, preferably keeping this pressure is 2 minutes, in other embodiment, and can be according to the actual operating position time that respective settings keeps this pressure in 1～3 minute scope.
(8.7) pressurize complete after, start air cleaner and inject toward the internal cavities of sterile chamber and purify air, until during near atmospheric pressure, controller starts vacuum extractor, make the absolute pressure of the internal cavities of sterile chamber be down to 45～55Pa, then control vacuum extractor and quit work; In the present embodiment, the absolute pressure of the internal cavities of sterile chamber is preferably is down to 50Pa, in other embodiment, can come according to actual operating position the absolute pressure of the internal cavities of in 45～55Pa scope respective settings sterile chamber.
(8.8) controller startup plasma generation ionizes action to the hydrogen peroxide in the internal cavities of described sterile chamber, and the ionization action was controlled the plasma generation and quit work after 25～60 seconds; In the present embodiment, ionization is preferably 30 seconds movement time, in other embodiment, can come the time of respective settings ionization action in 25～60 seconds scopes according to actual operating position.
(8.9) start air cleaner and inject toward the internal cavities of sterile chamber and purify air, until the air pressure of this internal cavities rises to when identical with atmospheric pressure, open the chamber door, take out sterilized apparatus, whole low-temperature sterilization process is complete; If need to strengthen low-temperature sterilization effect, repeating step (8.5)～(8.6);
(9.0) when needs high temperature formula sterilization effect, operation control panel, controller starts steam generating equipment, and makes its gauge pressure rise to 0.35～0.45MPa; In the present embodiment, the gauge pressure of steam generating equipment preferably rises to 0.40MPa, in other embodiment, can come respective settings gauge pressure in 0.35～0.45MPa scope according to actual operating position;
(9.1) controller starts attemperating unit, when making the outside wall temperature of sterile chamber rise to 115～125 ℃, in the present embodiment, the outside wall temperature of sterile chamber preferably sets and rises to is 120 ℃, in other embodiment, can come according to actual operating position the outside wall temperature of in 115～125 ℃ of scopes respective settings sterile chamber.Start vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, in the present embodiment, the gauge pressure of the internal cavities of sterile chamber preferably is down to 3Kpa, in other embodiment, can come according to actual operating position the gauge pressure of the internal cavities of in 2～5Kpa scope respective settings sterile chamber; Start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.15～0.25Mpa, and pressurize 1～10 minute; In the present embodiment, gauge pressure in the internal cavities of sterile chamber rises to 0.20Mpa, and pressurize 2 minutes, in other embodiment, can come gauge pressure in the internal cavities of in 0.15～0.25Mpa scope respective settings sterile chamber according to actual operating position, and in 1～10 minute scope the respective settings dwell time.
(9.2) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, in the present embodiment, the gauge pressure of the internal cavities of sterile chamber preferably is down to 3Kpa, in other embodiment, can come according to actual operating position the gauge pressure of the internal cavities of in 2～5Kpa scope respective settings sterile chamber; And then start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.15～0.25Mpa, and pressurize 1～10 minute; In the present embodiment, gauge pressure in the internal cavities of sterile chamber rises to 0.20Mpa, and pressurize 2 minutes, in other embodiment, can come gauge pressure in the internal cavities of in 0.15～0.25Mpa scope respective settings sterile chamber according to actual operating position, and in 1～10 minute scope the respective settings dwell time.
(9.3) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, in the present embodiment, the gauge pressure of the internal cavities of sterile chamber preferably is down to 3Kpa, in other embodiment, can come according to actual operating position the gauge pressure of the internal cavities of in 2～5Kpa scope respective settings sterile chamber; And then start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.3Mpa, and startup attemperating unit, make the outside wall temperature of sterile chamber and the temperature of internal cavities rise to 134～136 ℃, kept this temperature 4～6 minutes; In the present embodiment, the outside wall temperature of sterile chamber and the temperature of internal cavities preferably rise to 134 ℃, and keep this temperature 5 minutes.In other embodiment, the time that can keep this temperature according to actual operating position respective settings.
(9.4) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, in the present embodiment, the gauge pressure of the internal cavities of sterile chamber preferably is down to 3Kpa, in other embodiment, can come according to actual operating position the gauge pressure of the internal cavities of in 2～5Kpa scope respective settings sterile chamber; Then start air cleaner, inject toward the internal cavities of sterile chamber and purify air, until the air pressure of this internal cavities rises to when identical with atmospheric pressure, open the chamber door, take out sterilized apparatus, whole high temperature formula sterilization process is complete; If need to strengthen high temperature formula sterilization effect, repeating step (9.1)～(9.2);
(9.5) low-temperature sterilization or the sterilization of high temperature formula of a new round are realized in repeating step (8.3)～(8.9) or step (9.0)～(9.4), reach Multipurpose effect.
A kind of Multifunctional sterilization device of implementing above-mentioned multipurpose sterilizing methods preparation, it comprises that one has at least the sterile chamber of an internal cavities and is separately positioned on control chamber, vacuum extractor, attemperating unit, hydrogen peroxide sterilization device, steam sterilizer and air cleaner in this sterile chamber, and described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device, steam sterilizer and air cleaner are connected with described control chamber respectively and controlled by it.
The volume of the internal cavities of described sterile chamber is 0.05～0.5m
3The volume of the low temperature plasma hydrogen peroxide steriliser in technology is generally 0.05～0.3m now
3, the volume of high-temperature high-pressure pulse vacuum steam sterilizer is generally from 0.05～3m
3The inventor is ingenious unites two into one two kinds of equipment, and the volume of the internal cavities of preferred sterile chamber is 0.05～0.5m
3In, realization realizes the function of two kinds of equipment with the price of an equipment, not only easy to use, has more reduced the use cost of medical institutions, also will help to accelerate the universal process of using the modernization sterilizing installation of basis health unit.
Described hydrogen peroxide sterilization device comprises hydrogen peroxide injection device, concentrated chamber and plasma generation, this plasma generation is arranged on the internal cavities of described sterile chamber, described concentrated chamber one end is connected with described hydrogen peroxide injection device, and the other end is connected with the internal cavities of described sterile chamber.
Described steam sterilizer comprises pipeline and steam generating equipment, and this steam generating equipment is connected with the internal cavities of described sterile chamber by described pipeline.
The air cleaner of telling comprises air filter, is connected with the internal cavities of described sterile chamber by pipeline
Described control chamber comprises a casing, a controller and a control panel, and described controller is arranged in described casing, and described control panel is arranged on the outer wall of steriliser, is connected with controller.
During use, the corresponding low temperature sterilization of apparatus type selecting or the high temperature sterilize effect of sterilizing according to need in advance, then operation control panel is by the duty of the corresponding control vacuum extractor of controller and attemperating unit, and corresponding hydrogen peroxide sterilization device or the steam sterilizer of starting, realize required low-temperature sterilization or high temperature formula sterilization effect.Method sterilization process provided by the invention is simple, is easy to realize, efficient is high; Multifunctional sterilization device design provided by the invention is ingenious, rational in infrastructure, be provided with hydrogen peroxide sterilization device and steam sterilizer, set has cold sterilization function and high temperature sterilization function, can be according to the corresponding low temperature sterilization of apparatus type selecting or the high temperature sterilize effect of required need sterilization, not only easy to use, more reduced the use cost of medical institutions, be beneficial to wide popularization and application.
As described in the above embodiment of the present invention, adopt structure same or similar with it and other Multifunctional sterilization device and the sterilizing methods thereof that obtain, all in protection domain of the present invention.
Claims (12)
1. a multipurpose sterilizing methods, is characterized in that, it comprises the following steps:
(1) sterile chamber that has at least an internal cavities is set: this sterile chamber is used for placing the apparatus that needs sterilization;
(2) vacuum extractor is set: this vacuum extractor is used for controlling the air pressure of the internal cavities of described sterile chamber;
(3) attemperating unit is set: this attemperating unit is used for controlling the temperature of outer wall and the internal cavities of described sterile chamber, to reach required sterilising temp;
(4) hydrogen peroxide sterilization device is set: this hydrogen peroxide sterilization device is used for the action of sterilizing of the apparatus in the sterile chamber is realized the low-temperature sterilization effect;
(5) steam sterilizer is set: this steam sterilizer is used for the action of sterilizing of the apparatus in the sterile chamber is realized high temperature formula sterilization effect;
(6) air cleaner is set: this air cleaner is used for providing to the sterile chamber and purifies air and to recover sterile chamber's air pressure identical with atmospheric pressure, is convenient to safety and opens sterile chamber's hatch door.
(7) control chamber is set: this control chamber is used for controlling the duty of described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device steam sterilizer and air cleaner, and described control chamber is connected with vacuum extractor, attemperating unit, hydrogen peroxide sterilization device, steam sterilizer and air cleaner respectively;
(8) sterilization: switch on power, the corresponding low temperature sterilization of apparatus type selecting or high temperature sterilize mode according to the need sterilization, then operation control panel, the duty of the corresponding control vacuum extractor of controller, attemperating unit, air cleaner, hydrogen peroxide sterilization device or steam sterilizer realizes required low-temperature sterilization or high temperature formula sterilization effect.
2. multipurpose sterilizing methods according to claim 1, is characterized in that, described step specifically comprises the steps: in (4)
(4.1) a hydrogen peroxide injection device is set, with injecting hydrogen peroxide in the internal cavities of the described sterile chamber of dealing;
(4.2) a concentrated chamber is set, is used for storing hydrogen peroxide, and can improves the concentration of hydrogen peroxide in it;
(4.3) a plasma generation is set, is used for ionizing the hydrogen peroxide in the internal cavities of described sterile chamber, make it be ionized into plasma and diffusion is filled to whole internal cavities, and then contact with apparatus in the sterile chamber, realize the low-temperature sterilization effect;
(4.4) described hydrogen peroxide injection device is connected with concentrated chamber, this concentrated chamber is connected with the internal cavities of described sterile chamber, described plasma generation is arranged on the internal cavities of described sterile chamber, make hydrogen peroxide sterilization device.
3. multipurpose sterilizing methods according to claim 1, is characterized in that, described step (5) specifically comprises the following steps:
(5.1) steam generating equipment is set, with steam injection in the internal cavities of dealing described sterile chamber, and makes diffusion of vapor be filled to whole internal cavities, and then contact with apparatus in the sterile chamber, realize high temperature formula sterilization effect;
(5.2) pipeline is set, this pipeline one end is connected with described steam generating equipment, the other end is connected with the internal cavities of described sterile chamber, makes steam sterilizer.
4. multipurpose sterilizing methods according to claim 1, is characterized in that, described step (6) specifically comprises the following steps:
(6.1) air filter is set, injects with the internal cavities of dealing described sterile chamber and purify air; The air pressure that recovers in the sterile chamber is identical with atmospheric pressure, is convenient to safety and opens sterile chamber's hatch door.
(6.2) pipeline is set, this pipeline one end is connected with described air filter, the other end is connected with the internal cavities of described sterile chamber, makes air cleaner.
5. multipurpose sterilizing methods according to claim 1, is characterized in that, described step (7) specifically comprises the following steps:
(7.1) casing is set;
(7.2) controller is set, is used for automatically controlling the duty of described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device, steam sterilizer and air cleaner, described controller is arranged in described casing;
(7.2) control panel is set, this control panel is arranged on the steriliser outer wall, and be connected with controller, make control chamber.
6. multipurpose sterilizing methods according to claim 1, is characterized in that, described step (8) specifically comprises the following steps:
(8.1) apparatus that will sterilize is put in the internal cavities of sterile chamber, and closes the chamber door of sterile chamber;
(8.2) switch on power;
(8.3) when needs low-temperature sterilization effect, operation control panel starts controller, and controller is controlled attemperating unit, makes the outside wall temperature of sterile chamber rise to 45～55 ℃;
(8.4) controller starts vacuum extractor, makes the absolute pressure of the internal cavities of sterile chamber be down to 45～55Pa, then controls vacuum extractor and quits work, and check the air pressure change situation of the internal cavities of sterile chamber; If air pressure during without significant change, continues low-temperature sterilization action; When very fast if boost, stop low-temperature sterilization action checking fault, after eliminating fault, repeating step (8.3)～(8.4);
(8.5) controller starts the hydrogen peroxide injection device, hydrogen peroxide with 45～55% concentration injects in concentrated chamber in advance, then make hydrogen peroxide in concentrated chamber evaporate some moisture until this concentration of hydrogen peroxide when reaching 75～95%, the internal cavities of the sterile chamber of reinjecting;
(8.6) inject hydrogen peroxide complete after, the corresponding certain pressure that is increased to of the air pressure of the internal cavities of sterile chamber kept this pressure 1～3 minute;
(8.7) pressurize complete after, start air cleaner, inject toward the internal cavities of sterile chamber and purify air, until during near atmospheric pressure, controller starts vacuum extractor, makes the absolute pressure of the internal cavities of sterile chamber be down to 45～55Pa, then controls vacuum extractor and quits work;
(8.8) controller startup plasma generation ionizes action to the hydrogen peroxide in the internal cavities of described sterile chamber, and the ionization action was controlled the plasma generation and quit work after 25～40 seconds;
(8.9) controller starts air cleaner and injects toward the internal cavities of sterile chamber and purify air, until the air pressure of this internal cavities rises to when identical with atmospheric pressure, opens the chamber door, takes out sterilized apparatus, and whole low-temperature sterilization process is complete; If need to strengthen low-temperature sterilization effect, repeating step (8.5)～(8.6);
(9.0) when needs high temperature formula sterilization effect, operation control panel starts controller, and controller starts steam generating equipment, and makes its gauge pressure rise to 0.35～0.45MPa;
(9.1) controller starts attemperating unit, when making the outside wall temperature of sterile chamber rise to 115～125 ℃, start vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, and then start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.15～0.25Mpa, and pressurize 1～10 minute;
(9.2) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, and then start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.15～0.25Mpa, and pressurize 1～10 minute;
(9.3) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, and then start in the internal cavities of steam generating equipment with the described sterile chamber of steam injection, until the gauge pressure in the internal cavities of sterile chamber rises to 0.3Mpa, and startup attemperating unit, make the outside wall temperature of sterile chamber and the temperature of internal cavities rise to 134～136 ℃, kept this temperature 4～6 minutes;
(9.4) controller starts vacuum extractor, make the gauge pressure of the internal cavities of sterile chamber be down to 2～5Kpa, then starting air cleaner injects toward the internal cavities of sterile chamber and purifies air, until the air pressure of this internal cavities rises to when identical with atmospheric pressure, open the chamber door, take out sterilized apparatus, whole high temperature formula sterilization process is complete; If need to strengthen high temperature formula sterilization effect, repeating step (9.1)～(9.2);
(9.5) low-temperature sterilization or the sterilization of high temperature formula of a new round are realized in repeating step (8.3)～(8.9) or step (9.0)～(9.4), reach Multipurpose effect.
7. implement the Multifunctional sterilization device that the described multipurpose sterilizing methods of claim 1 prepares for one kind, it is characterized in that, it comprises that one has at least the sterile chamber of an internal cavities and is separately positioned on control chamber, vacuum extractor, attemperating unit, hydrogen peroxide sterilization device, steam sterilizer and air cleaner in this sterile chamber, and described vacuum extractor, attemperating unit, hydrogen peroxide sterilization device, steam sterilizer and air cleaner are connected with described control chamber respectively and controlled by it.
8. Multifunctional sterilization device according to claim 7, is characterized in that, the volume of the internal cavities of described sterile chamber is 0.05～0.5m
3
9. Multifunctional sterilization device according to claim 7, it is characterized in that, described hydrogen peroxide sterilization device comprises hydrogen peroxide injection device, concentrated chamber and plasma generation, this plasma generation is arranged on the internal cavities of described sterile chamber, described concentrated chamber one end is connected with described hydrogen peroxide injection device, and the other end is connected with the internal cavities of described sterile chamber.
10. Multifunctional sterilization device according to claim 7, is characterized in that, described steam sterilizer comprises pipeline and steam generating equipment, and this steam generating equipment is connected with the internal cavities of described sterile chamber by described pipeline.
11. Multifunctional sterilization device according to claim 7 is characterized in that, described air cleaner comprises pipeline and air filter, and this air filter is connected with the internal cavities of described sterile chamber by described pipeline.
12. Multifunctional sterilization device according to claim 7, it is characterized in that, described control chamber comprises a casing, a controller and a control panel, and described controller is arranged in described casing, described control panel is arranged on the outer wall of steriliser, and is connected with controller respectively.
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| CN201110383744.2A CN103127538B (en) | 2011-11-28 | 2011-11-28 | Multi-purpose sterilization method and multifunctional sterilizer thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104548158A (en) * | 2014-12-26 | 2015-04-29 | 张家港市环宇制药设备有限公司 | High-temperature and low-temperature sterilization cabinet |
| CN107235189A (en) * | 2017-05-15 | 2017-10-10 | 珠海稻田医疗科技有限公司 | The sterilizing sealing technique of absorbability suture |
| CN109432465A (en) * | 2018-12-20 | 2019-03-08 | 郭艳阳 | Adaptive medical treatment disinfecting container |
| CN109893674A (en) * | 2019-03-08 | 2019-06-18 | 广西梧州制药（集团）股份有限公司 | Disinfection system and its sterilizing methods applied to freeze-drying cabinet |
| CN111594917A (en) * | 2020-06-01 | 2020-08-28 | 宁波奥克斯电气股份有限公司 | Air conditioner sterilization method, sterilization device and air conditioner |
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| WO2023228073A1 (en) * | 2022-05-23 | 2023-11-30 | Tuttnauer Ltd. | Hydrogene peroxide and steam sterilizer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107235189A (en) * | 2017-05-15 | 2017-10-10 | 珠海稻田医疗科技有限公司 | The sterilizing sealing technique of absorbability suture |
| CN107235189B (en) * | 2017-05-15 | 2019-01-29 | 珠海稻田医疗科技有限公司 | The sterilizing sealing technique of absorbability suture |
| CN109432465A (en) * | 2018-12-20 | 2019-03-08 | 郭艳阳 | Adaptive medical treatment disinfecting container |
| CN109893674A (en) * | 2019-03-08 | 2019-06-18 | 广西梧州制药（集团）股份有限公司 | Disinfection system and its sterilizing methods applied to freeze-drying cabinet |
| CN111594917A (en) * | 2020-06-01 | 2020-08-28 | 宁波奥克斯电气股份有限公司 | Air conditioner sterilization method, sterilization device and air conditioner |
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