CN115414514A

CN115414514A - Ethylene oxide sterilization biological sterilization process verification device

Info

Publication number: CN115414514A
Application number: CN202211188465.5A
Authority: CN
Inventors: 邹辰明; 张剑
Original assignee: Hengshui Nuodun Biotechnology Co ltd
Current assignee: Hengshui Nuodun Biotechnology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2022-12-02

Abstract

The invention discloses an ethylene oxide sterilization biological sterilization process verification device which comprises an injector, an ethylene oxide biological indicator and a towel, wherein the injector comprises a needle cylinder and a push rod, the ethylene oxide biological indicator is arranged in the needle cylinder, 2 layers of the towel are wrapped outside the injector, the towel is wrapped outside the towel by a medical packaging bag, and a bacterial sheet, a chemical indication label, a shell, a culture solution ampoule bottle and a cap are arranged in the ethylene oxide biological indicator. The invention has the following advantages: the sterilization effect of the ethylene oxide sterilized article can be simulated really, and a basis is provided for the distribution of the sterilized article; the challenge difficulty of sterilization is increased, and the challenge difficulty of the invention is difficult for all sterilized article packages; the user saves the time and tedious work of manually manufacturing the biological PCD sterilization process device.

Description

Ethylene oxide sterilization biological sterilization process verification device

Technical Field

The invention relates to the technical field of chemical PCD, in particular to a verification device for an ethylene oxide sterilization biological sterilization process.

Background

With the continuous development of surgical instruments in recent years, the proportion of lumen instruments, complex structural instruments and various complex articles in the operation is higher and higher. When a medical institution uses an ethylene oxide sterilizer to sterilize instruments, particularly lumen instruments, complex structure instruments and various complex object packages, the structures of the lumen instruments, the complex structure instruments and the various complex object packages cannot be simulated by the conventional monitoring means, so that the sterilization effects of the lumen instruments, the complex structure instruments and the various complex object packages cannot be simulated, and certain infection risks exist for the distribution of the instruments.

How to provide an ethylene oxide sterilization biological sterilization process verification device becomes a research direction.

Disclosure of Invention

In order to solve the problems that the existing monitoring means can not simulate the sterilization effect of lumen instruments, complex structure instruments and various complex object packages and has certain infection risk for the distribution of the instruments, the invention provides the following technical scheme:

the utility model provides an ethylene oxide biological sterilization process verifying attachment that sterilizes, comprises syringe, ethylene oxide biological indicator, towel, the syringe constitute by cylinder, push rod, ethylene oxide biological indicator set up in the cylinder, the syringe outside pass through towel parcel 2 layers, the towel wraps up through medical wrapping bag outward, ethylene oxide biological indicator in be provided with fungus piece, chemical indicator label, shell, culture solution ampoule and cap.

Preferably, the syringe is a 20ml syringe with the needle removed.

Preferably, the towel is externally stuck to the closed package through an adhesive tape or an adhesive tape.

As a preferable scheme, the fungus slices contain black-variant bacillus subtilis with the bacterial quantity being more than or equal to 100 ten thousand per slice.

The invention has the following advantages:

1. the sterilization effect of the ethylene oxide sterilized article can be simulated really, and a basis is provided for the distribution of the sterilized article;

2. the challenge difficulty of sterilization is improved, and the challenge difficulty of the invention is difficult for all the sterilized article packages;

3. the user saves the time and tedious work of manually manufacturing the biological PCD sterilization process device.

Drawings

FIG. 1 is a schematic structural diagram of a front view of an apparatus for verifying an ethylene oxide sterilization biological sterilization process according to the present invention.

FIG. 2 is a schematic structural diagram of a top view of an apparatus for verifying an ethylene oxide sterilization biological sterilization process according to the present invention.

FIG. 3 is a schematic structural diagram of the apparatus for verifying the sterilization process of ethylene oxide sterilization organisms according to the present invention in a bottom view.

FIG. 4 is a schematic diagram of the left-side view of the apparatus for verifying the biological sterilization process by ethylene oxide sterilization according to the present invention.

FIG. 5 is a schematic diagram of the right view of the apparatus for verifying the biological sterilization process by ethylene oxide sterilization according to the present invention.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the embodiments of the present invention, if a feature is referred to as being "disposed", "fixed", "connected", or "mounted" to another feature, it can be directly disposed, fixed, or connected to the other feature or be indirectly disposed, fixed, connected, or mounted to the other feature. In the description of the embodiments of the present invention, if "a number" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "greater than", "lower" or "inner" is referred to, it is understood that the number is included. References to "first" and "second" are to be understood as distinguishing technical features and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings.

Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

With reference to the accompanying drawings, an ethylene oxide sterilization biological sterilization process verification device comprises an injector 1, an ethylene oxide biological indicator 2 and a towel 3, wherein the injector 1 comprises a needle cylinder 11 and a push rod 12, the ethylene oxide biological indicator 2 is arranged in the needle cylinder 11, the injector 1 is externally wrapped by 2 layers of towels 3, the towel 3 is externally wrapped by medical packaging bags, and the ethylene oxide biological indicator 2 is internally provided with a bacterial sheet 21, a chemical indication label 22, a shell 23, a culture solution ampoule bottle 24 and a cap 25.

As a preferred embodiment of this embodiment, the syringe is a 20ml syringe with the needle removed.

As a preferred embodiment of this embodiment, the towel 3 is externally adhered to close the package by an adhesive tape or sticker.

As a preferred embodiment of the embodiment, the fungus tablet 21 contains the black-variant bacillus subtilis, and the bacterial amount is more than or equal to 100 ten thousand per tablet.

When the device is implemented specifically, the ethylene oxide biological indicator 2 is placed in a needle cylinder 11 of a 20ml injector with a needle removed, a push rod 12 of the injector is arranged, a towel 3 is used for wrapping 2 layers outside, and an adhesive tape or an adhesive tape can be used for adhering and closing the towel 3 to form the ethylene oxide sterilization biological sterilization process verification device. Putting the ethylene oxide sterilization biological sterilization process verification device into an ethylene oxide sterilizer, sterilizing along with instruments, taking out the ethylene oxide biological indicator 2 after sterilization is finished, observing the color change condition of the chemical indicator label 22, and judging that all color change strips are qualified if the contrast color is changed into the contrast color, or judging that the color change strips are unqualified; and (3) crushing the culture solution ampoule bottle 24 of the ethylene oxide biological indicator 2, forcibly throwing for 3 times to ensure that the culture solution in the culture solution ampoule bottle 24 is fully contacted with the fungus pieces 21, and putting the culture solution into an incubator at 37 ℃ for biological culture for more than or equal to 24 hours to obtain a result or putting the culture solution into an ultra-fast biological reader to read the result.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features. The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides an ethylene oxide sterilization biological sterilization process verification device which characterized in that: constitute by syringe (1), ethylene oxide biological indicator (2), towel (3), syringe (1) by cylinder (11), push rod (12) are constituteed, ethylene oxide biological indicator (2) set up in cylinder (11), syringe (1) outside pass through towel (3) parcel 2 layers, towel (3) wrap up through medical packaging bag outward, ethylene oxide biological indicator (2) in be provided with fungus piece (21), chemical indicator label (22), shell (23), culture solution ampoule (24) and cap (25).

2. The apparatus for verifying an ethylene oxide sterilization biological sterilization process according to claim 1, wherein: the syringe is a 20ml syringe with a needle removed.

3. The apparatus for verifying an ethylene oxide sterilization biological sterilization process according to claim 1, wherein: the towel (3) is externally stuck and packaged in a closed way through an adhesive tape or an adhesive tape.

4. The apparatus for verifying the sterilization process of an ethylene oxide-sterilized organism according to claim 1, wherein: the fungus tablet (21) contains black-variant bacillus subtilis spores, and the quantity of the fungus is more than or equal to 100 ten thousand per tablet.