CN103536946A - Sterilization process indicating device - Google Patents
Sterilization process indicating device Download PDFInfo
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- CN103536946A CN103536946A CN201210244057.7A CN201210244057A CN103536946A CN 103536946 A CN103536946 A CN 103536946A CN 201210244057 A CN201210244057 A CN 201210244057A CN 103536946 A CN103536946 A CN 103536946A
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Abstract
The invention provides a sterilization process indicating device. The sterilization process indicating device comprises a cavity for containing a sterilization process indicator, wherein at least one end of the cavity is provided with a component for outputting the sterilization process indicator; the component for outputting the sterilization process indicator can be made from one or more of the following materials: a polyethylene material, a felt material and an acrylic fiber material; when the component for outputting the sterilization process indicator is under pressure, the sterilization process indicator is output to the exterior of the sterilization process indicating device. The sterilization process indicating device has a simple structure, is easy and convenient to operate and has a good sterilization process indicating effect.
Description
Technical field
The present invention relates to a kind of medical devices, particularly, relate to a kind of sterilization process indicating device.
Background technology
Many medical devices needed to carry out sterilization treatment before using, and for example, medical device subject to sterilization were placed in to sterilization packaging, then sterilization packaging were placed in to steriliser and carried out sterilizing.Conventionally, need to be before sterilization process starts, by sterilization process indicator, on sterilization packaging, make a labelling, after process subject to sterilization completes, from steriliser, take out sterilization packaging, if the thorough variable color of the labelling on sterilization packaging illustrates that this sterilization packaging has passed through a qualified sterilization treatment process, if the labelling variable color on sterilization packaging not thoroughly or not variable color, illustrates that this sterilization packaging has passed through a underproof sterilization treatment process.
In prior art, there are some sterilization process indicating devices to can be used for sterilization process tracer-labelling to sterilization packaging.For example; US Patent No. 5451372 has disclosed a kind of ethylene oxide sterilizing process indicating device; comprise the wick, backing and the protective layer that are soaked with ethylene oxide sterilizing indication ink; wherein; the wick that is soaked with ethylene oxide sterilizing indication ink is sealed between the backing and protective layer of mutual adhesion; on backing or protective layer, have one enter that the confession ethylene oxide sterilizing factor penetrates and react with the indication ink in wick, thereby show success or the failure of sterilization process.
Yet the complex manufacturing of this sterilization process indicating device, cost is higher and do not possess the sterilizing of record informational function.Therefore, develop a kind of simple in structurely, easy and simple to handle and good sterilization process indicating effect can be provided and record the sterilization process indicating device of sterilizing information, there is important practical significance.
Summary of the invention
The present invention is directed to above object and implement, and the inventor is after intensive research, has invented a kind of sterilization process indicating device, described sterilizing is crossed indicating device and is comprised:
A cavity that holds sterilization process indicator;
Described cavity at least has the parts of an output sterilization process indicator in its one end, the parts of described output sterilization process indicator are by comprising that one or more following materials make: polythene material, felt materials, acrylic fiber material;
The density of described polythene material is 0.5-1.5g/cc, and porosity is 1-10%, and average pore diameter is 10-50 μ m;
The density of described felt materials is 0.5-1.2g/cc, and porosity is 5-30%, and average pore diameter is 30-100 μ m;
The density of described acrylic fiber material is 0.8-2.0g/cc, and porosity is 3-20%, average pore diameter 20-80 μ m;
The parts of described output sterilization process indicator, when being under pressure, are crossed the outside output sterilization process indicator of indicating device to described sterilizing.
Preferably, described sterilization process indicator is ethylene oxide sterilizing indicator, steam sterilization indicator or hydrogen peroxide gas sterilisation indicator.
Preferably, when the parts of described output sterilization process indicator are under pressure as 1-10N, these parts are crossed the outside output sterilization process indicator of indicating device to described sterilizing.
According to another aspect of the present invention, provide a kind of sterilization process indicating device, described sterilizing is crossed indicating device and is comprised:
A cavity that holds sterilization process indicator;
Described cavity at least has the parts of an output sterilization process indicator in its one end, the parts of described output sterilization process indicator comprise a first surface and a second surface, described first surface is raised in described second surface, and described first surface is by comprising that one or more following materials make: polythene material, felt materials, acrylic fiber material;
The density of described polythene material is 0.5-1.5g/cc, and porosity is 1-10%, and average pore diameter is 10-50 μ m;
The density of described felt materials is 0.5-1.2g/cc, and porosity is 5-30%, and average pore diameter is 30-100 μ m;
The density of described acrylic fiber material is 0.8-2.0g/cc, and porosity is 3-20%, average pore diameter 20-80 μ m;
Described first surface, when being under pressure, is crossed the outside output sterilization process indicator of indicating device to described sterilizing.
Preferably, described sterilization process indicator is ethylene oxide sterilizing indicator, steam sterilization indicator or hydrogen peroxide gas sterilisation indicator.
Preferably, when the first surface of the parts of described output sterilization process indicator is under pressure as 1-10N, this first surface is crossed the outside output sterilization process indicator of indicating device to described sterilizing.
According to sterilizing provided by the invention, cross indicating device, simple in structure, easy and simple to handle, and good sterilization process indicating effect can be provided.
Accompanying drawing explanation
Fig. 1 is according to the axonometric chart of the sterilization process stylus of one embodiment of the invention;
Fig. 2 is according to the front view of the sterilization process stylus of one embodiment of the invention;
Fig. 3 is according to the axonometric chart of the sterilization process indication seal of one embodiment of the invention;
Fig. 4 is according to the front view of the sterilization process indication seal of one embodiment of the invention;
Fig. 5 is according to the top view on the seal surface of the sterilization process indication seal of one embodiment of the invention;
Fig. 6 is according to the top view on the seal surface of the sterilization process indication seal of one embodiment of the invention.
In above accompanying drawing, Reference numeral is corresponding following implication respectively:
10: the cavity that holds sterilization process indicator of sterilization process stylus;
20: the nib of sterilization process stylus;
30: the cavity that holds sterilization process indicator of sterilization process indication seal;
40: the second surface of sterilization process indication seal;
50: the first surface of sterilization process indication seal;
60: the first surface of sterilization process indication seal;
70: the second surface of sterilization process indication seal;
The specific embodiment
The invention provides a kind of sterilizing and cross indicating device, simple in structure, easy and simple to handle, and good sterilization process indicating effect can be provided.
Particularly, sterilization process indicating device provided by the invention comprises: a cavity that holds sterilization process indicator; Described cavity at least has the parts of an output sterilization process indicator in its one end; The parts of described output sterilization process indicator can be by comprising that one or more following materials make: polythene material, felt materials, acrylic fiber material; The parts of described output sterilization process indicator, when being under pressure, are crossed the outside output sterilization process indicator of indicating device to described sterilizing.
By sterilization process indicating device provided by the invention, sterilization process tracer-labelling on sterilization packaging, then described sterilization packaging is placed in steriliser, carry out sterilization process, after process subject to sterilization completes, from steriliser, take out sterilization packaging, if the thorough variable color of the labelling on sterilization packaging, illustrate that this sterilization packaging has passed through a qualified sterilization treatment process, if the labelling variable color on sterilization packaging not thoroughly or not variable color, illustrates that this sterilization packaging has passed through a underproof sterilization treatment process.
In the present invention, described in hold the cavity of sterilization process indicator, can be the cavity of arbitrary form or shape, as long as it can hold sterilization process indicator required for the present invention.The described cavity that holds sterilization process indicator, preferably but be not limited to the cavity of cylindrical shape, spherical cavity, rectangular-shaped cavity, cube-shaped cavity, the preferably cavity of cylindrical shape, rectangular-shaped cavity.In addition, described in hold the cavity of sterilization process indicator, can be transparent, can be opaque, can be also partially transparent.
In the present invention, the described cavity that holds sterilization process indicator at least has the parts of an output sterilization process indicator in its one end, for example, the parts of a plurality of output sterilization process indicators can be set arbitrarily as required on cavity, the parts of an output sterilization process indicator can be set respectively at the two ends of cavity as required, the parts of an output sterilization process indicator also can be set in one end of cavity as required.
In the present invention, structure or structure to the parts of described output sterilization process indicator have no particular limits, as long as described structure or structure can be when being under pressure, sterilization process indicator can be crossed the outside output of indicating device by this structure or structure to sterilizing, preferably but be not limited to, the parts of described output sterilization process indicator are designed to structure or the structure of similar nib, or are designed to structure or the structure on similar seal surface.
As shown in Figure 1 and Figure 2, the parts of described output sterilization process indicator can be designed to structure or the structure of similar nib, preferably but be not limited to structure or the structure of similar fluorescent pen head, white board marker nib.Described nib can be by comprising that one or more following materials make: polythene material, felt materials, acrylic fiber material.In use, only required sterilization process indicator need be filled into cavity 10, and by nib 20, sterilization process indicator is write or is marked on sterile material or sterilization packaging, until after corresponding sterilization process, can judge that whether sterilization process is qualified according to the variable color situation of corresponding sterilization process indicator.Can be as required, by nib 20 by the sterilizing information relevant with sterilization process (for example, the information such as the kind of the date of sterilization process, sterilising conditions, medical apparatus and instruments or title) write or be marked on sterilization packaging, in this way, can either obtain good sterilization process indicating effect, again can be on sterilization packaging easily record relevant with sterilization process sterilizing information.
As shown in Figure 3, Figure 4, also the parts of described output sterilization process indicator can be designed to structure or the structure on similar seal surface.The parts of described output sterilization process indicator can comprise a first surface 50 and a second surface 40, and described first surface 50 is raised in described second surface 40; Described first surface 50 is by comprising that one or more following materials make: polythene material, felt materials, acrylic fiber material; Described first surface 50 is when being under pressure, to the outside output sterilization process indicator of described sterilization process indicating device.In use, only required sterilization process indicator need be filled into cavity 30, and by described first surface 50 by sterilization process tracer-labelling on sterile material or sterilization packaging, until after corresponding sterilization process, can judge that whether sterilization process is qualified according to the variable color situation of corresponding sterilization process indicator.
As required, can as shown in Figure 5, make the first surface 50 of sterilization process indication seal be raised in second surface 40; Also can as shown in Figure 6, make the first surface 60 of sterilization process indication seal be raised in second surface 70.
As required, the sign that the first surface of sterilization process indication seal and second surface can be designed to comprise one or more sterilizing information relevant with sterilization process (for example, the information such as the kind of sterilization date, sterilising conditions, medical apparatus and instruments or title), that is to say, the sign of the sterilizing information that these are relevant with sterilization process can all be designed on a sterilization process indication seal, also can be designed on a plurality of sterilization process indication seals.Preferably, described first surface and described second surface can form a sign with oxirane implication or ethylene oxide sterilizing implication; Preferably, described first surface and described second surface can form a sign with steam implication or steam sterilization implication.Preferably, described first surface and described second surface can form a sign with hydrogen peroxide gas implication or hydrogen peroxide gas sterilizing implication.
In the present invention, the density of described polythene material is 0.5-1.5g/cc, preferably 0.7-1.3g/cc, particularly preferably 0.8-1.2g/cc, most preferably 1.0-1.2g/cc.The porosity of described polythene material is 1-10%, preferably 2-8%, particularly preferably 3-7%, most preferably 4-6%.The average pore diameter of described polythene material is 10-50 μ m, preferably 15-40 μ m, particularly preferably 20-45 μ m, most preferably 30-40 μ m.The parts of the output sterilization process indicator of being made by described polythene material, when being under pressure, can cross the outside output sterilization process indicator of indicating device to described sterilizing, described pressure is 1-10N/m
2, preferred 2-5N/m
2, 3-5N/m particularly preferably
2.
In the present invention, the density of described felt materials is 0.5-1.2g/cc, preferably 0.7-1.0g/cc, particularly preferably 0.8-1.0g/cc, most preferably 0.8-0.9g/cc.The porosity of described felt materials is 5-30%, preferably 10-25%, particularly preferably 20-30%, most preferably 25-30%.The average pore diameter of described felt materials is 30-100 μ m, preferably 30-80 μ m, particularly preferably 30-70 μ m, most preferably 40-60 μ m.The parts of the output sterilization process indicator of being made by described felt materials, when being under pressure, can cross the outside output sterilization process indicator of indicating device to described sterilizing, described pressure is 1-10N/m
2, preferred 2-5N/m
2, 3-5N/m particularly preferably
2.
In the present invention, the density of described acrylic fiber material is 0.8-2.0g/cc, preferably 1.0-2.0g/cc, particularly preferably 1.2-1.8g/cc, most preferably 1.4-1.6g/cc.The porosity of described acrylic fiber material is 3-20%, preferably 5-15%, particularly preferably 5-10%, most preferably 6-10%.The average pore diameter of described acrylic fiber material is 20-80 μ m, preferably 20-70 μ m, particularly preferably 25-60 μ m, most preferably 30-50 μ m.The parts of the output sterilization process indicator of being made by described acrylic fiber material, when being under pressure, can cross the outside output sterilization process indicator of indicating device to described sterilizing, described pressure is 1-10N/m
2, preferred 2-5N/m
2, 3-5N/m particularly preferably
2.
In the present invention, described sterilization process indicator is ethylene oxide sterilizing indicator, steam sterilization indicator or hydrogen peroxide gas sterilisation indicator.
Embodiment
The following specifically describes for illustrating embodiments of the invention, should be appreciated that described embodiment does not limit the scope of the invention.Scope of the present invention is as the criterion with claims.
In each embodiment of the present invention, the material using is as follows:
Phenol red sodium salt (CAS No.2321-07-5) ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Bromocresol purple sodium salt (CAS No.62625-30-3) ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Magnesium bromide ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Magnesium chloride ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Ethanol ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Bismuth salicylate ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Sulfur ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Lithium carbonate ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Waltherite ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Triethanolamine ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Xylene Red pigment ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Alkali blue pigment ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
Yellow uitramarine ，Ke You Chemical Reagent Co., Ltd., Sinopharm Group buys.
TL8821 acrylic resin: Ke You Basf China Co., Ltd buys.
Embodiment 1 ethylene oxide sterilizing indicator
The mixed solution that the phenol red sodium salt of 2g (CAS No.2321-07-5), 2g bromocresol purple sodium salt (CAS No.62625-30-3) and 12g magnesium bromide is dissolved in to 10g water and 40g ethanol, obtains ethylene oxide sterilizing indicator A1.
Embodiment 2 ethylene oxide sterilizing indicators
The mixed solution that the phenol red sodium salt of 2g (CAS No.2321-07-5), 2g bromocresol purple sodium salt (CAS No.62625-30-3) and 6g magnesium bromide is dissolved in to 10g water and 40g ethanol, obtains ethylene oxide sterilizing indicator A2.
Embodiment 3 steam sterilization indicators
4g bismuth salicylate, 6g sulfur and 12g lithium carbonate are joined to 60g TL8821 acrylic resin soln, then after grinding, obtain steam sterilization indicator B1.
Embodiment 4 steam sterilization indicators
3g waltherite, 6g sulfur and 12g lithium carbonate are joined to 60g TL8821 acrylic resin soln, then after grinding, obtain steam sterilization indicator B2.
Embodiment 5 hydrogen peroxide gas sterilisation indicators
2g triethanolamine, 0.2g Xylene Red pigment and 0.5g alkali blue pigment are joined to 60gTL8821 acrylic resin soln, then after grinding, obtain hydrogen peroxide gas sterilisation indicator C1.
Embodiment 6 hydrogen peroxide gas sterilisation indicators
2g triethanolamine, 0.1g yellow uitramarine and 0.5g alkali blue pigment are joined to 60gTL8821 acrylic resin soln, then after grinding, obtain hydrogen peroxide gas sterilisation indicator C2.
Embodiment 7 ethylene oxide sterilizing process stylus
As shown in Figure 1 and Figure 2, with makrolon material, prepare one for holding the cylindrical cavity 10 of sterilization process indicator.
The parts 20 that an output sterilization process indicator is set in one end of this cavity 10, these output block 20 use polythene materials are made written shape, and the density of this polythene material is about 0.96g/cc, and porosity is approximately 5%, and average pore diameter is approximately 35 μ m.
Prepared ethylene oxide sterilizing process indicator A1 in embodiment 1, as sterilization process indicator, is loaded in described cylindrical cavity 10.
In use, the nib 20 of making by described polythene material, on sterilization packaging by sign with " EO " or " EO sterilizing " implication of ethylene oxide sterilizing process indicator A1 labelling, the sterilization packaging that is marked with the sign of " EO " or " EO sterilizing " implication is placed in ethylene oxide sterilizer, under 60 degrees Celsius of 600mg/L ethylene oxide concentrations, sterilizing is 20 minutes, if the sign of " EO " or " EO sterilizing " implication becomes black completely from yellow, judge that described ethylene oxide sterilizing process is qualified, if the sign of " EO " or " EO sterilizing " does not become black or variable color is not thorough from yellow, judge that described ethylene oxide sterilizing process is defective.
Embodiment 8-19 ethylene oxide sterilizing process stylus
As shown in Figure 1 and Figure 2, by the method preparation identical with embodiment 7 and use ethylene oxide sterilizing process stylus, wherein, and the material that output block 20 is used, the density of this material, porosity and average pore diameter are listed in table 1.
Table 1 ethylene oxide sterilizing process stylus
As shown in Figure 3, Figure 4, with high-density polyethylene material, prepare one for holding the cylindrical cavity 30 of sterilization process indicator.
The parts of an output sterilization process indicator are set in one end of this cavity, this output block has structure or the structure on similar seal surface, this output block comprises a first surface 50 and a second surface 40, and this first surface 50 is raised in this second surface 40; This first surface 50 is made by polythene material, and the density of this polythene material is about 0.96g/cc, and porosity is approximately 5%, and average pore diameter is approximately 35 μ m.This first surface 50 forms a sign with " EO " or " EO sterilizing " implication with this second surface 40.
Prepared ethylene oxide sterilizing process indicator A2 in embodiment 2, as sterilization process indicator, is loaded in described cylindrical cavity 30.
In use, the output block on the similar seal surface of making by described polythene material, on sterilization packaging by sign with " EO " or " EO sterilizing " implication of ethylene oxide sterilizing process indicator A2 labelling, the sterilization packaging that is marked with the sign of " EO " or " EO sterilizing " implication is placed in ethylene oxide sterilizer, under 60 degrees Celsius of 600mg/L ethylene oxide concentrations, sterilizing is 20 minutes, if there is the sign of " EO " or " EO sterilizing " implication, from yellow, become black completely, judge that described ethylene oxide sterilizing process is qualified, if the sign with " EO " or " EO sterilizing " implication does not become black or variable color is not thorough from yellow, judge that described ethylene oxide sterilizing process is defective.
Embodiment 21-32 ethylene oxide sterilizing process indication seal
As shown in Figure 3, Figure 4, by the method preparation identical with embodiment 20 and use ethylene oxide sterilizing process indication seal, wherein, and first surface 50 material used of output block, the density of this material, porosity and average pore diameter are listed in table 2.
Table 2 ethylene oxide sterilizing process indication seal
Embodiment 33 steam sterilization process stylus
As shown in Figure 1 and Figure 2, with makrolon material, prepare one for holding the cylindrical cavity 10 of sterilization process indicator.
The parts 20 that an output sterilization process indicator is set in one end of this cavity, these output block 20 use polythene materials are made written shape, and the density of this polythene material is about 0.96g/cc, and porosity is approximately 5%, and average pore diameter is approximately 35 μ m.
Prepared steam sterilization process indicator B1 in embodiment 3, as sterilization process indicator, is loaded in described cylindrical cavity 10.
In use, the nib of making by described polythene material, on sterilization packaging by sign with " steam " or " steam sterilization " implication of steam sterilization process indicator B1 labelling, the sterilization packaging that is marked with the sign of " steam " or " steam sterilization " implication is placed in steam autoclave, under 124 degrees Celsius of saturated vapors, sterilizing is 3.5 minutes, if there is the sign of " steam " or " steam sterilization " implication, from yellow, become black completely, judge that described steam sterilization process is qualified, if the sign with " steam " or " steam sterilization " implication does not become black or variable color is not thorough from yellow, judge that described steam sterilization process is defective.
Embodiment 34-45 steam sterilization process stylus
As shown in Figure 1 and Figure 2, by the method preparation identical with embodiment 33 and use steam sterilization process stylus, wherein, and the material that output block 20 is used, the density of this material, porosity and average pore diameter are listed in table 3.
Table 3 steam sterilization process stylus
Embodiment 46 steam sterilization process indication seals
As shown in Figure 3, Figure 4, with high-density polyethylene material, prepare one for holding the cylindrical cavity 30 of sterilization process indicator.
The parts of an output sterilization process indicator are set in one end of this cavity, this output block has structure or the structure on similar seal surface, this output block comprises a first surface 50 and a second surface 40, and this first surface 50 is raised in this second surface 40; This first surface 50 is made by polythene material, and the density of this polythene material is about 0.96g/cc, and porosity is approximately 5%, and average pore diameter is approximately 35 μ m.This first surface 50 forms a sign with " steam " or " steam sterilization " implication with this second surface 40.
Prepared ethylene oxide sterilizing process indicator B2 in embodiment 4, as sterilization process indicator, is loaded in described cylindrical cavity 30.
In use, the output block on the similar seal surface of making by described polythene material, on sterilization packaging by sign with " steam " or " steam sterilization " implication of steam sterilization process indicator B2 labelling, the sterilization packaging that is marked with the sign of " steam " or " steam sterilization " implication is placed in steam autoclave, under 134 degrees Celsius of saturated vapors, sterilizing is 3.5 minutes, if there is the sign of " steam " or " steam sterilization " implication, from yellow, become black completely, judge that described steam sterilization process is qualified, if the sign with " steam " or " steam sterilization " implication does not become black or variable color is not thorough from yellow, judge that described steam sterilization process is defective.
Embodiment 47-58 steam sterilization process indication seal
As shown in Figure 3, Figure 4, by the method preparation identical with embodiment 46 and use steam sterilization process indication seal, wherein, and first surface 50 material used of output block, the density of this material, porosity and average pore diameter are listed in table 4.
Table 4 steam sterilization process indication seal
Embodiment 59 hydrogen peroxide gas sterilization process stylus
As shown in Figure 1 and Figure 2, with makrolon material, prepare one for holding the cylindrical cavity 10 of sterilization process indicator.
The parts 20 that an output sterilization process indicator is set in one end of this cavity 10, these output block 20 use polythene materials are made written shape, and the density of this polythene material is about 0.96g/cc, and porosity is approximately 5%, and average pore diameter is approximately 35 μ m.
Prepared hydrogen peroxide gas sterilization process indicator C1 in embodiment 5, as sterilization process indicator, is loaded in described cylindrical cavity 10.
In use, the nib 20 of making by described polythene material, on sterilization packaging by sign with " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication of hydrogen peroxide gas sterilization process indicator C1 labelling, the sterilization packaging that is marked with the sign of " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication is placed in hydrogen peroxide gas steriliser, under 50 degrees Celsius of 3mg/L hydrogen peroxide gas concentration, sterilizing is 10 minutes, if there is the sign of " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication, from blueness, become redness completely, judge that described hydrogen peroxide gas sterilization process is qualified, if the sign with " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication does not become redness or variable color is not thorough from blueness, judge that described hydrogen peroxide gas sterilization process is defective.
Embodiment 60-71 hydrogen peroxide gas sterilization process stylus
As shown in Figure 1 and Figure 2, by the method preparation identical with embodiment 59 and use hydrogen peroxide gas sterilization process stylus, wherein, and the material that output block is used, the density of this material, porosity and average pore diameter are listed in table 5.
Table 5 hydrogen peroxide gas sterilization process stylus
Embodiment 72 hydrogen peroxide gas sterilization process indication seals
As shown in Figure 3, Figure 4, with high-density polyethylene material, prepare one for holding the cylindrical cavity 30 of sterilization process indicator.
The parts of an output sterilization process indicator are set in one end of this cavity 30, this output block has structure or the structure on similar seal surface, this output block comprises a first surface 50 and a second surface 40, and this first surface 50 is raised in this second surface 40; This first surface 50 is made by polythene material, and the density of this polythene material is about 0.96g/cc, and porosity is approximately 5%, and average pore diameter is approximately 35 μ m.This first surface 50 forms a sign with " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication with this second surface 40.
Prepared ethylene oxide sterilizing process indicator C2 in embodiment 6, as sterilization process indicator, is loaded in described cylindrical cavity 30.
In use, the output block on the similar seal surface of making by described polythene material, on sterilization packaging by sign with " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication of hydrogen peroxide gas sterilization process indicator C2 labelling, the sterilization packaging that is marked with the sign of " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication is placed in steam autoclave, under 50 degrees Celsius of 3mg/L vapour concentrations, sterilizing is 10 minutes, if there is the sign of " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication, from blueness, become redness completely, judge that described steam sterilization process is qualified, if the sign with " hydrogen peroxide gas " or " hydrogen peroxide gas sterilizing " implication not by, blueness becomes redness or variable color is not thorough, judges that described hydrogen peroxide gas sterilization process is defective.
Embodiment 73-84 hydrogen peroxide gas sterilization process indication seal
As shown in Figure 3, Figure 4, by the method preparation identical with embodiment 72 and use steam sterilization process indication seal, wherein, and first surface 50 material used of output block, the density of this material, porosity and average pore diameter are listed in table 6.
Table 6 hydrogen peroxide gas sterilization process indication seal
Although above, with reference to drawings and Examples, describe the present invention in detail, it should be pointed out that and the invention is not restricted to described drawings and Examples, within not deviating from the scope of spirit of the present invention, can the present invention be changed or be changed.
Claims (13)
1. a sterilization process indicating device, described sterilizing is crossed indicating device and is comprised:
A cavity that holds sterilization process indicator;
Described cavity at least has the parts of an output sterilization process indicator in its one end, the parts of described output sterilization process indicator are by comprising that one or more following materials make: polythene material, felt materials, acrylic fiber material;
The density of described polythene material is 0.5-1.5g/cc, and porosity is 1-10%, and average pore diameter is 10-50 μ m;
The density of described felt materials is 0.5-1.2g/cc, and porosity is 5-30%, and average pore diameter is 30-100 μ m;
The density of described acrylic fiber material is 0.8-2.0g/cc, and porosity is 3-20%, average pore diameter 20-80 μ m;
The parts of described output sterilization process indicator, when being under pressure, are crossed the outside output sterilization process indicator of indicating device to described sterilizing.
2. sterilization process indicating device as claimed in claim 1, is characterized in that, described sterilization process indicator is ethylene oxide sterilizing indicator.
3. sterilization process indicating device as claimed in claim 1, is characterized in that, described sterilization process indicator is steam sterilization indicator.
4. sterilization process indicating device as claimed in claim 1, is characterized in that, described sterilization process indicator is hydrogen peroxide gas sterilisation indicator.
5. sterilization process indicating device as claimed in claim 1, is characterized in that, when the parts of described output sterilization process indicator are under pressure as 1-10N, these parts are crossed the outside output sterilization process indicator of indicating device to described sterilizing.
6. a sterilization process indicating device, described sterilizing is crossed indicating device and is comprised:
A cavity that holds sterilization process indicator;
Described cavity at least has the parts of an output sterilization process indicator in its one end, the parts of described output sterilization process indicator comprise a first surface and a second surface, described first surface is raised in described second surface, and described first surface is by comprising that one or more following materials make: polythene material, felt materials, acrylic fiber material;
The density of described polythene material is 0.5-1.5g/cc, and porosity is 1-10%, and average pore diameter is 10-50 μ m;
The density of described felt materials is 0.5-1.2g/cc, and porosity is 5-30%, and average pore diameter is 30-100 μ m;
The density of described acrylic fiber material is 0.8-2.0g/cc, and porosity is 3-20%, average pore diameter 20-80 μ m;
Described first surface, when being under pressure, is crossed the outside output sterilization process indicator of indicating device to described sterilizing.
7. sterilization process indicating device as claimed in claim 6, is characterized in that, described sterilization process indicator is ethylene oxide sterilizing process indicator.
8. sterilization process indicating device as claimed in claim 7, is characterized in that, described first surface and described second surface form a sign with oxirane or ethylene oxide sterilizing implication.
9. sterilization process indicating device as claimed in claim 6, is characterized in that, described sterilization process indicator is steam sterilization process indicator.
10. sterilization process indicating device as claimed in claim 9, is characterized in that, described first surface and described second surface form a sign with steam implication or steam sterilization implication.
11. sterilization process indicating devices as claimed in claim 6, is characterized in that, described sterilization process indicator is hydrogen peroxide gas sterilization process indicator.
Sterilization process indicating device described in 12. claim 11, is characterized in that, described first surface and described second surface form a sign with hydrogen peroxide gas implication or hydrogen peroxide gas sterilizing implication.
13. sterilization process indicating devices as claimed in claim 6, it is characterized in that, when the first surface of the parts of described output sterilization process indicator is under pressure as 1-10N, this first surface is crossed the outside output sterilization process indicator of indicating device to described sterilizing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210244057.7A CN103536946A (en) | 2012-07-13 | 2012-07-13 | Sterilization process indicating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210244057.7A CN103536946A (en) | 2012-07-13 | 2012-07-13 | Sterilization process indicating device |
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|---|---|
| CN103536946A true CN103536946A (en) | 2014-01-29 |
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| CN201210244057.7A Pending CN103536946A (en) | 2012-07-13 | 2012-07-13 | Sterilization process indicating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110139679A (en) * | 2016-12-30 | 2019-08-16 | 美里哈·吉列姆-珀金斯 | For reducing the device of the bacterium in writing implement or stylus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1652948A (en) * | 2002-05-14 | 2005-08-10 | 三菱铅笔株式会社 | Writing utensil |
| CN201510546U (en) * | 2009-08-19 | 2010-06-23 | 张昱 | Identification pen |
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2012
- 2012-07-13 CN CN201210244057.7A patent/CN103536946A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1652948A (en) * | 2002-05-14 | 2005-08-10 | 三菱铅笔株式会社 | Writing utensil |
| CN201510546U (en) * | 2009-08-19 | 2010-06-23 | 张昱 | Identification pen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110139679A (en) * | 2016-12-30 | 2019-08-16 | 美里哈·吉列姆-珀金斯 | For reducing the device of the bacterium in writing implement or stylus |
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