CN105044086A - Pressure-steam sterilization chemical indication card color-change determination device - Google Patents
Pressure-steam sterilization chemical indication card color-change determination device Download PDFInfo
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- CN105044086A CN105044086A CN201510199045.0A CN201510199045A CN105044086A CN 105044086 A CN105044086 A CN 105044086A CN 201510199045 A CN201510199045 A CN 201510199045A CN 105044086 A CN105044086 A CN 105044086A
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- spectrum
- spectral measurement
- indicant
- pressure steam
- judgment device
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- 239000000126 substance Substances 0.000 title claims abstract description 47
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 36
- 238000004659 sterilization and disinfection Methods 0.000 title abstract description 10
- 238000005259 measurement Methods 0.000 claims abstract description 43
- 238000001228 spectrum Methods 0.000 claims abstract description 40
- 230000003595 spectral effect Effects 0.000 claims description 45
- 239000000700 radioactive tracer Substances 0.000 claims description 26
- 238000012545 processing Methods 0.000 claims description 16
- 239000003086 colorant Substances 0.000 claims description 15
- 238000012113 quantitative test Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000004451 qualitative analysis Methods 0.000 abstract description 2
- 230000007812 deficiency Effects 0.000 abstract 1
- 230000035945 sensitivity Effects 0.000 abstract 1
- 230000000249 desinfective effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention relates to a pressure-steam sterilization chemical indication card color-change determination device, wherein a surface of a chemical indication card having a contrast color zone and an indicator color-change zone. The device includes: a machine shell having a card slot used for inserting the chemical indication; a first spectrum measurement sensor arranged in the machine shell and used for collecting a standard spectrum at the colorimetric zone; a second spectrum measurement sensor arranged in the machine shell and used for collecting indicator spectrum at the indicator color-change zone; and a central processor arranged in the machine shell. The device achieves quantitative determination and automatic qualitative analysis of an effective color-change range of an indicator on a pack interior chemical indication card in a hospital disinfection and sterilization monitoring process, so that it can be accurately determined that whether sterilization is successfully carried out or not. The device is high in reliability and sensitivity, and can overcome deficiency in conventional naked eye observation and determination.
Description
Technical field
The present invention relates to a kind of pressure steam sterilizing chemical tracer card variable color judgment device for disinfection and supply center apparatus sterilizing quality monitoring.
Background technology
In hospital disinfection sterilizing monitoring link, usually Chemical indicative card can be adopted to judge that whether disinfecting action is successful, specifically, under vapor pressure sterilized environment, the indicant of Chemical indicative card can from the change of yellow or that light color is gradually on the left of card standard dark color under the temperature conditions of experience 132 degrees Celsius, final what test, the color of indicant is changed to the contrast colors in left side or the reaction color higher than contrast colors gray scale completely, tester is compared by the reading right side discoloration of indicant and the contrast colors in left side and judges, the test result then judging this card meeting color change standard is qualified, otherwise be defective.
But, the defect of above-mentioned monochrome color color comparison of naked eye criterion is that the monochromatic resolution of naked eyes cannot differentiate the change of more than 16 color ranges, False Rate is higher, naked eyes judge to form quantitative test conclusion, basis for estimation mainly relies on subjective judgement, and judged result often varies with each individual, there is no normalization standard; Due to sterilizing article colorimetric judge be operated in operation technique before must complete, its judge result accuracy and requirement of real-time high, therefore for staff brings larger working pressure, even may affect clinical economics work.
Summary of the invention
In order to solve above-mentioned prior art Problems existing, the present invention aims to provide a kind of pressure steam sterilizing chemical tracer card variable color judgment device, to realize quantitatively and automatically, accurately judging of indicant variable color on Pack interior chemical indicative card, thus substitute traditional visual viewing method, accurately judge that whether disinfecting action is successful.
A kind of pressure steam sterilizing chemical tracer card variable color judgment device of the present invention, described Chemical indicative card surface has contrast colors region and indicant color change interval, and described equipment comprises:
Casing, it has for described Chemical indicative card insertion draw-in groove wherein;
Be arranged on described casing internal for gathering the first spectral measurement sensor of the standard spectrum in described contrast colors region;
Be arranged on described casing internal for gathering the second spectral measurement sensor of the indicant spectrum of described indicant color change interval; And
Be arranged on the central processing unit of described casing internal, it comprises:
The the first difference expanding spectral measurement module be connected with described first spectral measurement sensor, it receives and carries out quantitative test according to described standard spectrum to the color in described contrast colors region and distribution consistency degree thereof, and generates standard quantitative information;
The the second difference expanding spectral measurement module be connected with described second spectral measurement sensor, it receives and carries out quantitative test according to described indicant spectral information to the color of described indicant color change interval and distribution consistency degree thereof, and generates indicant quantitative information;
With the spectrum comparing module of described first difference expanding spectral measurement module and the second difference expanding spectral measurement model calling, it carries out the comparison of spectrum similarity according to described indicant quantitative information and described standard quantitative information to described indicant spectrum and standard spectrum, whether qualified to judge the color change results of described indicant color change interval, and generate judged result information.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, described equipment also comprises the alarm be connected with described central processing unit; Described central processing unit also comprises the alarm control module be connected with described spectrum comparing module, and it controls described alarm according to described judged result information and sends corresponding alarm song.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, described equipment also comprises the LCDs being embedded in described casing end face; Described central processing unit also comprises the display control module be connected with described spectrum comparing module, and it controls described LCDs and shows described judged result information.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, described equipment also comprises and is arranged on described casing internal and the storer being connected to store described judged result information with described spectrum comparing module.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, described equipment also comprises the side being arranged on described casing and the USB interface be connected with described storer.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, the quantity of described second spectral measurement sensor is 3, and these 3 the second spectral measurement sensors side by side and spaced apart.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, described central processing unit also comprises the reset control module for making described first difference expanding spectral measurement module, the second difference expanding spectral measurement module and spectrum comparing module reset.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, described equipment also comprises and is arranged on described casing end face and the reset switch be connected with described reset control module.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, described equipment also comprises and is arranged on the power supply of described casing internal for powering to described central processing unit.
In above-mentioned pressure steam sterilizing chemical tracer card variable color judgment device, described equipment also comprises the end face being arranged on described casing and the power switch be connected with described power supply.
Owing to have employed above-mentioned technical solution, the present invention is by adopting spectral measurement sensor, realize multiwave spectral information to the contrast colors region on medical sterilization bag Pack interior chemical indicative card surface and indicant color change interval to detect, and by adopting difference diffusion light spectrometry module to carry out quantitative test to the color in these regions and distribution consistency degree thereof, thus utilize spectrum comparing module that indicant color change interval and contrast colors region are carried out the comparison of spectrum similarity, and then accurately judge that whether disinfecting action is qualified according to comparison result.As can be seen here, present invention achieves in hospital disinfection sterilizing monitoring link the rational judgment of the effective color change interval of the indicant on Pack interior chemical indicative card and robotization qualitative analysis, thus can judge that whether disinfecting action is successful exactly, possess high reliability and highly sensitive feature, effectively can make up the weak point that traditional visual inspection judges, as: human eye vision illusion, resolution are not high, experience dependence strong, cannot quantitatively wait.Adopt the present invention can effectively alleviate clinical workers's psychological pressure, make clinical accurate interpretation and use aseptic material, guaranteeing clinical economics work.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of pressure steam sterilizing chemical tracer card variable color of the present invention judgment device;
Fig. 2 is the structured flowchart of Built-in Image processor in the present invention.
Embodiment
Below in conjunction with accompanying drawing, provide preferred embodiment of the present invention, and be described in detail.
As shown in Figure 1, 2, the present invention, i.e. a kind of pressure steam sterilizing chemical tracer card variable color judgment device (Chemical indicative card surface has contrast colors region and indicant color change interval), comprising:
Casing 1, it has for Chemical indicative card (not shown) insertion draw-in groove 12 wherein;
Be arranged on casing 1 inside for gathering the first spectral measurement sensor 2 of the standard spectrum in contrast colors region;
Be arranged on casing 1 inside for gathering the second spectral measurement sensor 3 of the indicant spectrum of indicant color change interval;
Be arranged on the central processing unit 4 of casing 1 inside;
The alarm 5 be connected with central processing unit 4;
Be embedded in the LCDs 6 of casing 1 end face; And
Be arranged on the power supply 7 of casing 1 inside for powering to central processing unit 4;
Be arranged on the end face of casing 1 and the power switch 8 be connected with power supply 7;
Specifically, above-mentioned central processing unit 4 comprises:
The the first difference expanding spectral measurement module 41 be connected with the first spectral measurement sensor 2, it receives and carries out quantitative test according to standard spectrum to the color in the contrast colors region of Chemical indicative card and distribution consistency degree thereof, and generates standard quantitative information;
The the second difference expanding spectral measurement module 42 be connected with the second spectral measurement sensor 3, it receives and carries out quantitative test according to indicant spectral information to the color of the indicant color change interval of Chemical indicative card and distribution consistency degree thereof, and generate indicant quantitative information (in the present embodiment, the quantity of the second spectral measurement sensor 42 is 3, this this 3 the second spectral measurement sensors 43 side by side and spaced apart, thus the indicant color change interval on fiting chemical indicating card surface can have the situation of multistage subregion, in other words, the quantity of the second spectral measurement sensor 42 can be mated with concrete distribution of indicant color change interval, to guarantee that all spectral informations of indicant color change interval are all by complete collection),
The spectrum comparing module 43 be connected with the first difference expanding spectral measurement module 41 and the second difference expanding spectral measurement module 42, it carries out the comparison of spectrum similarity according to indicant quantitative information and standard quantitative information to indicant spectrum and standard spectrum, whether qualified to judge the color change results of indicant color change interval, and generate judged result information;
The alarm control module 44 be connected with spectrum comparing module 43, it controls alarm according to judged result information and sends corresponding alarm song;
The display control module 45 be connected with spectrum comparing module 43, it controls LCDs 5 and shows judged result information; And
For the reset control module 46 making the first difference expanding spectral measurement module 41, second difference expanding spectral measurement module 42 and spectrum comparing module 43 reset.
Meanwhile, in the present embodiment, pressure steam sterilizing chemical tracer card variable color judgment device also comprises:
Be arranged on casing 1 inner and be connected to store the storer 9 of judged result information with spectrum comparing module 43;
Be arranged on a side of casing 1 and the usb 10 be connected with storer 9; And
Be arranged on casing 1 end face and the reset switch 11 be connected with reset control module 46.
In the present invention, first, second difference expanding spectral measurement module 41,42 realizes its measurement function based on " difference diffusion light spectrometry principle ", and it directly can obtain functional module in prior art.
Using method of the present invention is as follows:
1, medical sterilization bag Pack interior chemical indicative card is inner from draw-in groove 12 insertion apparatus of equipment;
2, the power supply 7 of equipment is opened;
3, respectively quantitative test is carried out to the color of the contrast colors region on Chemical indicative card and indicant color change interval and distribution consistency degree thereof by first, second difference expanding spectral measurement module 41,42; Then by spectrum comparing module 43, judgement is compared to two quantitative results obtained, if difference between the two drops in default threshold range, then represent that judged result information is " qualified ", otherwise, be " defective ";
4, demonstrate above-mentioned judged result by LCDs, thus enable testing staff on device panel, see judged result intuitively;
5, coordinate judged result, the built-in alarm 5 (such as hummer) of equipment sends different prompt tones by the character of judged result, and such as, " qualified " is long, and " defective " is short duration tone;
6, the internal memory 9 of equipment records the important information such as time, digital picture, judged result of each test, can by information transmission to other digital devices by the usb 10 at equipment rear portion.
Above-described, be only preferred embodiment of the present invention, and be not used to limit scope of the present invention, the above embodiment of the present invention can also make a variety of changes.Namely every claims according to the present patent application and description are done simple, equivalence change and modify, and all fall into the claims of patent of the present invention.The not detailed description of the present invention be routine techniques content.
Claims (10)
1. a pressure steam sterilizing chemical tracer card variable color judgment device, described Chemical indicative card surface has contrast colors region and indicant color change interval, it is characterized in that, described equipment comprises:
Casing, it has for described Chemical indicative card insertion draw-in groove wherein;
Be arranged on described casing internal for gathering the first spectral measurement sensor of the standard spectrum in described contrast colors region;
Be arranged on described casing internal for gathering the second spectral measurement sensor of the indicant spectrum of described indicant color change interval; And
Be arranged on the central processing unit of described casing internal, it comprises:
The the first difference expanding spectral measurement module be connected with described first spectral measurement sensor, it receives and carries out quantitative test according to described standard spectrum to the color in described contrast colors region and distribution consistency degree thereof, and generates standard quantitative information;
The the second difference expanding spectral measurement module be connected with described second spectral measurement sensor, it receives and carries out quantitative test according to described indicant spectral information to the color of described indicant color change interval and distribution consistency degree thereof, and generates indicant quantitative information;
With the spectrum comparing module of described first difference expanding spectral measurement module and the second difference expanding spectral measurement model calling, it carries out the comparison of spectrum similarity according to described indicant quantitative information and described standard quantitative information to described indicant spectrum and standard spectrum, whether qualified to judge the color change results of described indicant color change interval, and generate judged result information.
2. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 1, is characterized in that, described equipment also comprises the alarm be connected with described central processing unit; Described central processing unit also comprises the alarm control module be connected with described spectrum comparing module, and it controls described alarm according to described judged result information and sends corresponding alarm song.
3. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 1, it is characterized in that, described equipment also comprises the LCDs being embedded in described casing end face; Described central processing unit also comprises the display control module be connected with described spectrum comparing module, and it controls described LCDs and shows described judged result information.
4. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 1, is characterized in that, described equipment also comprises and is arranged on described casing internal and the storer being connected to store described judged result information with described spectrum comparing module.
5. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 4, is characterized in that, described equipment also comprises the side being arranged on described casing and the USB interface be connected with described storer.
6. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 1, is characterized in that, the quantity of described second spectral measurement sensor is 3, and these 3 the second spectral measurement sensors side by side and spaced apart.
7. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 1, it is characterized in that, described central processing unit also comprises the reset control module for making described first difference expanding spectral measurement module, the second difference expanding spectral measurement module and spectrum comparing module reset.
8. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 7, is characterized in that, described equipment also comprises and is arranged on described casing end face and the reset switch be connected with described reset control module.
9. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 1, is characterized in that, described equipment also comprises and is arranged on the power supply of described casing internal for powering to described central processing unit.
10. pressure steam sterilizing chemical tracer card variable color judgment device according to claim 9, is characterized in that, described equipment also comprises the end face being arranged on described casing and the power switch be connected with described power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510199045.0A CN105044086B (en) | 2015-04-23 | 2015-04-23 | A kind of discoloration of pressure steam sterilizing chemical tracer card judges equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510199045.0A CN105044086B (en) | 2015-04-23 | 2015-04-23 | A kind of discoloration of pressure steam sterilizing chemical tracer card judges equipment |
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| Publication Number | Publication Date |
|---|---|
| CN105044086A true CN105044086A (en) | 2015-11-11 |
| CN105044086B CN105044086B (en) | 2018-08-28 |
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| CN201510199045.0A Expired - Fee Related CN105044086B (en) | 2015-04-23 | 2015-04-23 | A kind of discoloration of pressure steam sterilizing chemical tracer card judges equipment |
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Cited By (4)
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| CN109939953A (en) * | 2019-03-29 | 2019-06-28 | 尚远春 | A classified storage device suitable for disinfection supply center |
| CN113552118A (en) * | 2021-07-15 | 2021-10-26 | 海口市骨科与糖尿病医院(上海市第六人民医院海口骨科与糖尿病医院) | Detection method for indicating card in surgical instrument package |
| CN115508343A (en) * | 2022-08-05 | 2022-12-23 | 上海市计量测试技术研究院 | Temperature energy efficiency testing device and testing method thereof |
| CN117494899A (en) * | 2023-11-15 | 2024-02-02 | 河北玖兴食品有限公司 | Sterilization data acquisition and processing system for chicken feet production |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109939953A (en) * | 2019-03-29 | 2019-06-28 | 尚远春 | A classified storage device suitable for disinfection supply center |
| CN113552118A (en) * | 2021-07-15 | 2021-10-26 | 海口市骨科与糖尿病医院(上海市第六人民医院海口骨科与糖尿病医院) | Detection method for indicating card in surgical instrument package |
| CN115508343A (en) * | 2022-08-05 | 2022-12-23 | 上海市计量测试技术研究院 | Temperature energy efficiency testing device and testing method thereof |
| CN115508343B (en) * | 2022-08-05 | 2025-04-08 | 上海市计量测试技术研究院 | A temperature energy efficiency testing device and a testing method thereof |
| CN117494899A (en) * | 2023-11-15 | 2024-02-02 | 河北玖兴食品有限公司 | Sterilization data acquisition and processing system for chicken feet production |
| CN117494899B (en) * | 2023-11-15 | 2024-04-16 | 河北玖兴食品有限公司 | Sterilization data acquisition and processing system for chicken feet production |
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| CN105044086B (en) | 2018-08-28 |
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