CN110051871B - Biological decontamination process challenge device - Google Patents
Biological decontamination process challenge device Download PDFInfo
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- CN110051871B CN110051871B CN201910272917.XA CN201910272917A CN110051871B CN 110051871 B CN110051871 B CN 110051871B CN 201910272917 A CN201910272917 A CN 201910272917A CN 110051871 B CN110051871 B CN 110051871B
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- side plates
- biological
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- cavity
- fixedly connected
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- 238000005202 decontamination Methods 0.000 title claims abstract description 56
- 239000000090 biomarker Substances 0.000 claims abstract description 29
- 238000005192 partition Methods 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract description 52
- 230000003588 decontaminative effect Effects 0.000 abstract description 44
- 230000000694 effects Effects 0.000 abstract description 25
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 23
- 239000002184 metal Substances 0.000 description 16
- 238000007789 sealing Methods 0.000 description 9
- 238000004659 sterilization and disinfection Methods 0.000 description 8
- 238000004806 packaging method and process Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 241000193385 Geobacillus stearothermophilus Species 0.000 description 4
- 239000000645 desinfectant Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001954 sterilising effect Effects 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/208—Hydrogen peroxide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/22—Phase substances, e.g. smokes, aerosols or sprayed or atomised substances
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
- A61L2/28—Devices for testing the effectiveness or completeness of sterilisation, e.g. indicators which change colour
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/25—Rooms in buildings, passenger compartments
Abstract
The invention discloses a biological decontamination process challenge device, and relates to the field of biological decontamination effect inspection devices; the biological indicator comprises a main body, wherein the main body comprises a plurality of cavities with equal volumes and used for placing biological indicators, a hole is formed in the upper part of each cavity, the size of each hole increases progressively, and a fixing device used for fixing the biological indicators is arranged at the bottom of each cavity; the invention can rapidly evaluate the biological decontamination effect of the hydrogen peroxide generator.
Description
Technical Field
The invention belongs to the field of vaporized and atomized hydrogen peroxide biological decontamination effect inspection devices, and particularly relates to a process challenge device aiming at different exposure conditions in biological decontamination.
Background
The biological decontamination process challenge device is used to detect biological decontamination effects.
Chinese patent grant publication number CN101670124, grant publication date 20100317, discloses "process challenge device (PVD) and its application in sterilization effect monitoring"; the invention is an openable blind pipe which is made of polytetrafluoroethylene material, is formed by tightly connecting a barrel-shaped structure with a bottom, a rubber sealing gasket, a cap-shaped structure and a long pipe, and has the length of 1.5m and the inner diameter of 2 mm; the invention is used for quantitatively detecting the biological decontamination effect of the high-pressure steam sterilizer. Biological decontamination of high-risk environments by means of vaporized and atomized hydrogen peroxide is a common technique. Known application practices and experiments have shown that the biological decontamination effect is related to the environmental surface exposure. However, when the vaporized and atomized hydrogen peroxide is used for biological decontamination of high-risk environments, no related device is available for rapidly detecting the decontamination effect of hydrogen peroxide generators on environmental surfaces with different exposure conditions.
Disclosure of Invention
The invention aims to overcome the defect that the prior art in the field of vaporized and atomized hydrogen peroxide biological decontamination effect inspection devices cannot rapidly judge biological decontamination effects of different exposure degrees, and provides a process challenge device capable of rapidly judging the biological decontamination effects of different exposure degrees.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a biological decontamination process challenge device, includes the main part, the main part includes a plurality of equal cavities that are used for placing biological indicator, the main part all is equipped with a hole in the cavity top, and the size of every hole increases gradually, the cavity bottom all is equipped with a fixing device that is used for fixed biological indicator. When the invention is used, the biological indicator is placed at the same position of each cavity, then the invention is placed at a certain position in a space waiting for biological decontamination, then hydrogen peroxide biological decontamination is carried out, because the sizes of the holes are different, the larger the holes are, the easier the hydrogen peroxide disinfectant enters the cavities, otherwise, the smaller the holes are, the harder the hydrogen peroxide disinfectant enters the cavities, after disinfection is finished, the biological indicator in each cavity is taken out and then is respectively placed in a test tube, then the culture solution is respectively poured into the test tube, then the test tube is observed after the culture, if the test tube is turbid, the biological decontamination is not clean, if the test tube is clear, the biological decontamination is qualified, here, for convenience of description, the invention is assumed to have five holes which are arranged from left to right, the sizes of the holes are gradually increased from left to right, then the biological decontamination is divided into five stages, one stage represents the best biological decontamination is the worst, the five stages represent the biological decontamination is the worst, after the culture, the test tube is found to be turbid, the three-stage, four-stage and five-stage test tube is clear, then the hydrogen peroxide generator is the place at least three-stage biological decontamination effect is evaluated, and the biological decontamination effect of the invention can be evaluated at least between the three stages of biological hydrogen peroxide generators.
Preferably, the fixing device comprises a guide post, the bottom end of the guide post is fixedly connected to the bottom of the cavity, a bushing is sleeved on the guide post, one side of the bushing is fixedly connected with a tablet for extruding the biological indicator to the bottom of the cavity, the bottom of the cavity is provided with a spring, one end of the spring is fixedly connected to the bottom of the cavity, the other end of the spring is fixedly connected to the bushing, and notches matched with the biological indicator are formed in the tablet. One commonly used biological indicator for testing the biological decontamination effect of hydrogen peroxide generators in the field is bacillus stearothermophilus ATCC12980, which comprises a bowl-shaped metal sheet, wherein the bowl-shaped metal sheet is wrapped by a folded wrapping paper, and bacillus stearothermophilus is positioned at the center of the bowl-shaped metal sheet; the invention prevents the biological indicator from being disturbed, thereby ensuring the accuracy of the test.
Preferably, the main body comprises a bottom plate, two first side plates and two second side plates are arranged on one side of the bottom plate and are perpendicular to the bottom plate, the first side plates are located on two opposite sides of the bottom plate and are fixedly connected with the bottom plate, the second side plates are located between the two first side plates and are perpendicular to the first side plates, two opposite sides of the second side plates are fixedly connected on the corresponding first side plates, the second side plates are fixedly connected on the bottom plate close to one side of the bottom plate, a plurality of partition plates parallel to the second side plates are arranged between the second side plates, the partition plates are fixedly connected on the bottom plate close to one side of the bottom plate, the partition plates are located between the first side plates and are fixedly connected with the first side plates on two sides of the partition plates, the partition plates partition the bottom plate into a plurality of partitions, and a cover plate is arranged above the partitions so as to form a plurality of cavities, and the holes are located on the cover plate. The cover plate is provided with holes, and each cavity is matched with an independent cover plate, so that the size of the corresponding hole of each cavity can be flexibly controlled, and the detection range of the invention can be flexibly controlled.
Preferably, slots matched with the cover plate are formed in the corresponding positions of the second side plates and the partition plates, sealing grooves matched with the cover plate are formed in the corresponding positions of the first side plates and the cover plate, the upper sides of the other first side plates are abutted against the cover plate, and the corresponding edges of the cover plate are located in the slots and the sealing grooves. The cover plate is inserted by the slot, and the seal groove ensures good sealing performance between the cover plate and the first side plate.
Preferably, one of the second side plates is provided with a plurality of L-shaped slots parallel to each other, the other second side plate is provided with a plurality of L-shaped bulges matched with the L-shaped slots, the L-shaped bulges are positioned on one side, away from the other second side plate, of the second side plate where the L-shaped bulges are positioned, and the L-shaped slots are positioned on one side, away from the other second side plate, of the second side plate where the L-shaped slots are positioned. The L-shaped bulge and the L-shaped slot are additionally arranged, so that the invention can realize a plurality of lengthening, thereby further refining the biological decontamination effect level.
Preferably, the length and width of the cavity are 30mm, and the height of the cavity is 5mm. Through a large number of tests, the size of the cavity is too large, which can lead to unqualified biological decontamination of each cavity, but the size of the cavity is too small, which can lead to qualified biological decontamination of each cavity, and the biological decontamination effect exceeds the measurement range of the invention, and through a large number of tests, the detection range is reasonable under the cavity size of 30mm by 5mm, and the device can be suitable for most hydrogen peroxide generators.
Alternatively, the fixing means may also be: the fixing device comprises a magnetic steel, and the magnetic steel is fixedly connected to the bottom of the cavity. When the bowl-shaped metal sheet is used in an isolator environment, the bowl-shaped metal sheet can be taken out of the packaging paper and then sucked by the magnetic steel, and the bowl-shaped metal sheet has the characteristics of convenience and stability in fixing.
The beneficial effects of the invention are as follows: (1) The invention can rapidly evaluate the biological decontamination effect of hydrogen peroxide generators, thereby comparing the biological decontamination effects of different hydrogen peroxide generators; (2) The invention prevents the biological indicator from being disturbed, thereby ensuring the accuracy of the test; (3) The cover plate is provided with holes, and each cavity is matched with an independent cover plate, so that the size of the corresponding hole of each cavity can be flexibly controlled, and the detection range of the invention can be flexibly controlled; (4) The cover plate is inserted by the slot, and the seal slot ensures good sealing performance between the cover plate and the first side plate; (5) The L-shaped bulge and the L-shaped slot are additionally arranged, so that a plurality of lengthening can be realized, and the sterilization effect level can be further refined; (6) Through a large number of experiments, the detection range is reasonable under the cavity size of 30mm by 5mm, and most hydrogen peroxide generators can be adapted; (7) When the bowl-shaped metal sheet is used in an isolator environment, the bowl-shaped metal sheet can be taken out of the packaging paper and then sucked by the magnetic steel, and the bowl-shaped metal sheet has the characteristics of convenience and stability in fixing.
Drawings
FIG. 1 is a top view of a first embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 2 at C;
FIG. 5 is a partial enlarged view at D in FIG. 2;
fig. 6 is a cross-sectional view of a second embodiment of the present invention.
In the figure: the novel steel plate comprises a main body 1, a cavity 2, a hole 3, a bottom plate 4, a first side plate 5, a second side plate 6, a cover plate 7, a guide post 8, a bushing 9, a pressing piece 10, a spring 11, a notch 12, a slot 13, a sealing groove 14, a partition plate 15, an L-shaped slot 16, an L-shaped protrusion 17 and magnetic steel 18.
Detailed Description
The invention is further described in detail below with reference to the attached drawings and detailed description:
embodiment one: fig. 1 to 5 show a biological decontamination process challenge device, comprising a main body 1, wherein the main body 1 comprises a plurality of cavities 2 with equal volumes and used for containing biological indicators, the main body 1 is provided with a hole 3 above the cavities 2, the size of each hole 3 is increased gradually, and the bottom of the cavity 2 is provided with a fixing device used for fixing the biological indicators. When the invention is used, the biological indicator is placed at the same position of each cavity, then the invention is placed at a certain position in a space waiting for biological decontamination, then hydrogen peroxide biological decontamination is carried out, because the sizes of the holes are different, the larger the holes are, the easier the hydrogen peroxide disinfectant enters the cavities, otherwise, the smaller the holes are, the harder the hydrogen peroxide disinfectant enters the cavities, after disinfection is finished, the biological indicator in each cavity is taken out and then is respectively placed in a test tube, then the culture solution is respectively poured into the test tube, then the test tube is observed after the culture, if the test tube is turbid, the biological decontamination is not clean, if the test tube is clear, the biological decontamination is qualified, here, for convenience of description, the invention is assumed to have five holes which are arranged from left to right, the sizes of the holes are gradually increased from left to right, then the biological decontamination is divided into five stages, one stage represents the best biological decontamination is the worst, the five stages represent the biological decontamination is the worst, after the culture, the test tube is found to be turbid, the three-stage, four-stage and five-stage test tube is clear, then the hydrogen peroxide generator is the place at least three-stage biological decontamination effect is evaluated, and the biological decontamination effect of the invention can be evaluated at least between the three stages of biological hydrogen peroxide generators.
The fixing device comprises a guide post 8, the bottom end of the guide post 8 is fixedly connected to the bottom of the cavity 2, a lining 9 is sleeved on the guide post 8, one side of the lining 9 is fixedly connected with a pressing sheet 10 for extruding the biological indicator to the bottom of the cavity 2, the bottom of the cavity 2 is provided with a spring 11, one end of the spring 11 is fixedly connected to the bottom of the cavity 2, the other end of the spring 11 is fixedly connected to the lining 9, and notches 12 matched with the biological indicator are formed in the pressing sheet 10. One commonly used biological indicator for testing the biological decontamination effect of hydrogen peroxide generators in the field is bacillus stearothermophilus ATCC12980, which comprises a bowl-shaped metal sheet, wherein the bowl-shaped metal sheet is wrapped by a folded wrapping paper, and bacillus stearothermophilus is positioned at the center of the bowl-shaped metal sheet; the invention prevents the biological indicator from being disturbed, thereby ensuring the accuracy of the test.
The main body 1 comprises a bottom plate 4, two first side plates 5 and two second side plates 6 are arranged on one side of the bottom plate 4, the first side plates 5 and the second side plates 6 are perpendicular to the bottom plate 4, the first side plates 5 are positioned on two opposite sides of the bottom plate 4 and fixedly connected with the bottom plate 4, the second side plates 6 are positioned between the two first side plates 5 and perpendicular to the first side plates 5, two opposite sides of the second side plates 6 are fixedly connected on the corresponding first side plates 5, the second side plates 6 are fixedly connected on the bottom plate 4 close to one side of the bottom plate 4, a plurality of partition plates 15 parallel to the second side plates 6 are arranged between the second side plates 6, the partition plates 15 are fixedly connected on the bottom plate 4 close to one side of the bottom plate 4, the partition plates 15 are positioned between the first side plates 5 and fixedly connected with the first side plates 5 on two sides of the partition plates 15, the partition plates 4 are partitioned into a plurality of partitions 7, a plurality of cavities 2 are formed above the partitions, and the holes 3 are positioned on the partition plates 7. The cover plate is provided with holes, and each cavity is matched with an independent cover plate, so that the size of the corresponding hole of each cavity can be flexibly controlled, and the detection range of the invention can be flexibly controlled.
Each second side plate 6 and each partition plate 15 are respectively provided with a slot 13 matched with the cover plate 7 at the corresponding position of the cover plate 7, one first side plate 5 is provided with a sealing groove 14 matched with the cover plate 7 at the corresponding position of the cover plate 7, the upper side of the other first side plate 5 is abutted against the cover plate 7, and the corresponding edge of the cover plate 7 is positioned in the slots 13 and the sealing grooves 14. The cover plate is inserted by the slot, and the seal groove ensures good sealing performance between the cover plate and the first side plate.
One of the second side plates 6 is provided with a plurality of L-shaped slots 16 which are parallel to each other, the other second side plate 6 is provided with a plurality of L-shaped bulges 17 which are matched with the L-shaped slots 16, the L-shaped bulges 17 are positioned on one side of the second side plate 6 where the L-shaped bulges 17 are positioned, which is far away from the other second side plate 6, and the L-shaped slots 16 are positioned on one side of the second side plate 6 where the L-shaped slots 16 are positioned, which is far away from the other second side plate 6. The L-shaped bulge and the L-shaped slot are additionally arranged, so that the invention can realize a plurality of lengthening, thereby further refining the biological decontamination effect level.
The length and width of the cavity 2 are 30mm, and the height of the cavity 2 is 5mm. Through a large number of tests, the size of the cavity is too large, which can lead to unqualified biological decontamination of each cavity, but the size of the cavity is too small, which can lead to qualified biological decontamination of each cavity, and the biological decontamination effect exceeds the measurement range of the invention, and through a large number of tests, the detection range is reasonable under the cavity size of 30mm by 5mm, and the device can be suitable for most hydrogen peroxide generators.
When the embodiment is used, the following steps are adopted: can be used in various use environments, such as: isolator, transfer cabin, ordinary space etc. and ordinary space is the space that needs disinfection such as laboratory, operating room, hospital ward. The biological indicator paper can not be detached when the transfer cabin is used in a common space, and can not be detached or detached when the biological indicator paper is used in an isolator. When the biological indicator packaging paper is used, the packaging paper is required to be folded in half to reduce the volume, then is put into the cavity, is pressed by the pressing sheet and is then put into a position to be detected, inoculation and culture are carried out after disinfection is completed, and the biological indicator packaging paper is required to be inoculated and cultured.
Embodiment two: this embodiment is substantially the same as the first embodiment except that: the fixing device comprises a magnetic steel 18, and the magnetic steel 18 is fixedly connected to the bottom of the cavity 2. When the bowl-shaped metal sheet is used in an isolator environment, the bowl-shaped metal sheet can be taken out of the packaging paper and then sucked by the magnetic steel, and the bowl-shaped metal sheet has the characteristics of convenience and stability in fixing.
When the embodiment is used, the following steps are adopted: the novel hydrogen peroxide sterilizer can only be used in the isolator, when the novel hydrogen peroxide sterilizer is used, the bowl-shaped metal sheet is taken out of the packaging paper in the isolator, then is sucked by the magnetic steel, is sterilized, is inoculated in the isolator after sterilization is finished, is then taken out of the isolator for culture, and is used for observing the sterilization condition of biological indicators in each cavity after the culture is finished, so that the rapid judgment of the biological decontamination effect of the hydrogen peroxide sterilizer is finished.
Claims (6)
1. The biological decontamination process challenge device comprises a main body, wherein the main body comprises a plurality of cavities with equal volumes and used for accommodating biological indicators, the main body is provided with a hole above the cavities, the size of each hole is increased gradually, and the bottom of each cavity is provided with a fixing device used for fixing the biological indicators;
the fixing device comprises a guide post, the bottom end of the guide post is fixedly connected to the bottom of the cavity, the guide post is sleeved with a bushing, one side of the bushing is fixedly connected with a pressing sheet used for extruding the biological indicator to the bottom of the cavity, the bottom of the cavity is provided with a spring, one end of the spring is fixedly connected to the bottom of the cavity, the other end of the spring is fixedly connected to the bushing, and the pressing sheet is provided with a notch matched with the biological indicator;
the main body comprises a bottom plate, two first side plates and two second side plates are arranged on one side of the bottom plate, and the first side plates and the second side plates are perpendicular to the bottom plate.
2. The biological decontamination process challenge device according to claim 1, wherein the first side plates are located on two opposite sides of the bottom plate and are fixedly connected with the bottom plate, the second side plates are located between the two first side plates and are perpendicular to the first side plates, the two opposite sides of the second side plates are fixedly connected on the corresponding first side plates, the second side plates are fixedly connected on the bottom plate near one side of the bottom plate, a plurality of partition plates parallel to the second side plates are arranged between the second side plates, the partition plates are fixedly connected on the bottom plate near one side of the bottom plate, the partition plates are located between the first side plates and are fixedly connected with the first side plates on two sides of the partition plates, the partition plates partition the bottom plate into a plurality of partitions, and a cover plate is arranged above each partition plate so as to form a plurality of cavities, and the holes are located on the cover plate.
3. The biological decontamination process challenge device according to claim 2, wherein each of the second side plates and the partition plates is provided with a slot adapted to the cover plate at a position corresponding to the cover plate, wherein one of the first side plates is provided with a seal slot adapted to the cover plate at a position corresponding to the cover plate, the upper side of the other first side plate abuts against the cover plate, and the corresponding edge of the cover plate is positioned in the slot and the seal slot.
4. A biological decontamination process challenge device according to claim 2 or 3, wherein one of the second side plates is provided with a plurality of L-shaped slots parallel to each other, the other second side plate is provided with a plurality of L-shaped protrusions adapted to the L-shaped slots, the L-shaped protrusions are located on a side of the second side plate away from the other second side plate, and the L-shaped slots are located on a side of the second side plate away from the other second side plate.
5. A biological decontamination process challenge device in accordance with any one of claims 1, 2 or 3, wherein the cavity is 30mm long and wide and 5mm high.
6. A biological decontamination process challenge device in accordance with any one of claims 1, 2 or 3, wherein the securing means comprises a magnetic steel secured to the bottom of the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272917.XA CN110051871B (en) | 2019-04-04 | 2019-04-04 | Biological decontamination process challenge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910272917.XA CN110051871B (en) | 2019-04-04 | 2019-04-04 | Biological decontamination process challenge device |
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| Publication Number | Publication Date |
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| CN110051871A CN110051871A (en) | 2019-07-26 |
| CN110051871B true CN110051871B (en) | 2023-11-28 |
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| CN201910272917.XA Active CN110051871B (en) | 2019-04-04 | 2019-04-04 | Biological decontamination process challenge device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999032160A2 (en) * | 1997-12-22 | 1999-07-01 | Minnesota Mining And Manufacturing Company | Sterilant challenge device for a sterilization monitoring system |
| US6653096B1 (en) * | 1996-07-29 | 2003-11-25 | Process Challenge Devices | Process challenge device and method |
| CN204501781U (en) * | 2015-03-06 | 2015-07-29 | 北京智峰博泰生物科技有限公司 | A kind of sterilization process challenge device |
| CN206714974U (en) * | 2016-12-16 | 2017-12-08 | 明尼苏达矿业制造医用器材（上海）有限公司 | Sterilization process challenge bag and sterilization process challenge system |
| CN207562134U (en) * | 2017-05-23 | 2018-07-03 | 深圳洁康医疗器材有限公司 | A kind of Chemical indicative card for monitoring lumen class apparatus sterilizing effect |
| CN210158969U (en) * | 2019-04-04 | 2020-03-20 | 浙江泰林生物技术股份有限公司 | Biological decontamination process challenge device |
-
2019
- 2019-04-04 CN CN201910272917.XA patent/CN110051871B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6653096B1 (en) * | 1996-07-29 | 2003-11-25 | Process Challenge Devices | Process challenge device and method |
| WO1999032160A2 (en) * | 1997-12-22 | 1999-07-01 | Minnesota Mining And Manufacturing Company | Sterilant challenge device for a sterilization monitoring system |
| CN204501781U (en) * | 2015-03-06 | 2015-07-29 | 北京智峰博泰生物科技有限公司 | A kind of sterilization process challenge device |
| CN206714974U (en) * | 2016-12-16 | 2017-12-08 | 明尼苏达矿业制造医用器材（上海）有限公司 | Sterilization process challenge bag and sterilization process challenge system |
| CN207562134U (en) * | 2017-05-23 | 2018-07-03 | 深圳洁康医疗器材有限公司 | A kind of Chemical indicative card for monitoring lumen class apparatus sterilizing effect |
| CN210158969U (en) * | 2019-04-04 | 2020-03-20 | 浙江泰林生物技术股份有限公司 | Biological decontamination process challenge device |
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| CN110051871A (en) | 2019-07-26 |
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