CN218979862U - A coiled pipe formula inactivation structure for pathogen is inactivated - Google Patents
A coiled pipe formula inactivation structure for pathogen is inactivated Download PDFInfo
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- CN218979862U CN218979862U CN202320219196.8U CN202320219196U CN218979862U CN 218979862 U CN218979862 U CN 218979862U CN 202320219196 U CN202320219196 U CN 202320219196U CN 218979862 U CN218979862 U CN 218979862U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model relates to the technical field of medical devices, and discloses a coiled pipe type inactivation structure for pathogen inactivation, which comprises the following components: an input pipeline, an output pipeline, an intermediate pipeline and a protection frame; the utility model arranges a plurality of straight pipes at equal intervals in parallel, and uses a plurality of bent pipes to communicate the straight pipes, so as to form a middle pipeline in the shape of a coiled pipe for conveying the solution, the solution receives the irradiation of light rays for pathogen inactivation when being conveyed in the middle pipeline, and when the solution leaves an inactivation structure through the middle pipeline, the solution is represented by the inactivation structure, and the pathogen inactivation is completed, the coiled pipe has the characteristics of long path, small caliber and large illumination area, so that the processed solution components can obtain sufficient illumination pathogen inactivation treatment in the flowing process, and the problem of low inactivation efficiency caused by insufficient illumination when the bagged container is used for containing the solution and carrying out pathogen inactivation on the solution is solved.
Description
Technical Field
The utility model relates to the technical field of medical devices, in particular to a coiled tube type inactivation structure for pathogen inactivation.
Background
In order to ensure the safety of blood products, biological products, pathogen inactivation of blood, blood components, blood products, biological products is required to prevent the transmission of pathogens by blood transfusion or injection from causing public health safety problems.
Currently, the use of photochemical principles for the illumination of blood, blood components, blood products, biological products is one of the effective pathogen inactivation techniques.
In the existing photochemical treatment technology, a plastic blood bag is generally used for holding treated blood, blood components, blood products and biological products for pathogen illumination inactivation; the method has strict requirements on the liquid thickness of the solution to be treated and the light transmittance of the plastic blood bag, and meanwhile, longer light inactivation time is needed, and longer light can damage the effective components of blood products and biological products, so that the problem of low inactivation efficiency caused by insufficient light exists.
Disclosure of Invention
The utility model aims to provide a coiled pipe type inactivation structure for pathogen inactivation, which aims to solve the problem that in the prior art, a bagged container is used for containing a solution and carrying out pathogen inactivation treatment on the solution, so that the inactivation efficiency is low due to insufficient illumination.
The present utility model is thus achieved, which provides a serpentine inactivation structure for pathogen inactivation, comprising:
an input pipeline, an output pipeline, an intermediate pipeline and a protection frame;
the middle pipeline comprises a plurality of straight pipes and a plurality of bent pipes, the straight pipes are sequentially arranged at equal intervals, the bent pipes are arranged at two ends of the straight pipes, and the straight pipes are communicated into a snake-shaped pipeline with openings at two ends;
the input pipeline and the output pipeline are connected with two ends of the middle pipeline in an opening way, the input pipeline is used for inputting the solution into the middle pipeline, the middle pipeline is used for conveying the solution, and the output pipeline is used for outputting the solution from the middle pipeline;
the protection frame is arranged on the outer side of the serpentine pipeline and is provided with a plurality of arc-shaped depressions and two vertical depressions;
the shape of the arc-shaped concave is a half cylinder, the arc shape of the arc-shaped concave is consistent with the arc shape of the bent pipe, the height of the half cylinder of the arc-shaped concave is consistent with the diameter of the section of the bent pipe, and the arc-shaped concave is fixedly arranged with the bent pipe;
the appearance of vertical sunken is straight quadrangular and the cross-section is square, the square cross-section side length of vertical sunken with the input pipeline with the cross-section diameter of output pipeline is unanimous, vertical sunken is used for supplying input pipeline with output pipeline fixed mounting.
In one embodiment, the material of the protective frame includes polyethylene and polymethyl methacrylate.
In one embodiment, the cross sections of the input pipeline, the output pipeline and the middle pipeline are circular rings.
In one embodiment, the inner diameter of the ring is 3mm-10mm.
In one embodiment, the wall thickness of the inlet pipe, the outlet pipe and the intermediate pipe is 0.5mm-3mm.
In one embodiment, the input pipe and the output pipe are disposed perpendicular to the intermediate pipe.
In one embodiment, the material of the input pipe, the output pipe and the intermediate pipe is quartz glass.
Compared with the prior art, a plurality of straight pipes are arranged in parallel at equal intervals in sequence and are communicated by using a plurality of bent pipes, so that a middle pipeline in a shape of a coiled pipe for conveying a solution is formed, the solution receives light rays for pathogen inactivation when being conveyed in the middle pipeline, when the solution leaves an inactivation structure through the middle pipeline, namely, the solution is subjected to pathogen inactivation, the coiled pipe has the characteristics of long path, small caliber and large illumination area, the processed solution component can be subjected to sufficient illumination pathogen inactivation treatment in the flowing process, and the problem that the use of a bagged container for containing the solution and the solution are subjected to insufficient illumination for pathogen inactivation, so that the inactivation efficiency is low is solved.
Drawings
FIG. 1 is a schematic illustration of a serpentine inactivation structure for pathogen inactivation provided by an embodiment of the present utility model;
FIG. 2 is a schematic view of a protective frame of a serpentine inactivation structure for pathogen inactivation provided in accordance with an embodiment of the present utility model;
FIG. 3 is a schematic view of a protective frame of a serpentine inactivation structure for pathogen inactivation provided in accordance with an embodiment of the present utility model;
FIG. 4 is a schematic view of a protective frame of a serpentine inactivation structure for pathogen inactivation provided in accordance with an embodiment of the present utility model;
fig. 5 is a schematic view of a protective frame of a serpentine inactivation structure for pathogen inactivation according to an embodiment of the present utility model.
Reference numerals: 1-input pipeline, 2-output pipeline, 3-middle pipeline, 4-protection frame, 31-straight pipe, 32-bent pipe, 41-arc-shaped recess, 42-vertical recess.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.
The implementation of the present utility model will be described in detail below with reference to specific embodiments.
Referring to fig. 1, 2, 3, 4 and 5, a preferred embodiment of the present utility model is provided.
The present utility model provides a serpentine inactivation structure for pathogen inactivation comprising:
an input pipeline 1, an output pipeline 2, an intermediate pipeline 3 and a protection frame 4.
Specifically, the middle pipeline 3 comprises a plurality of straight pipes 31 and a plurality of bent pipes 32, the straight pipes 31 are sequentially arranged at equal intervals, the bent pipes 32 are arranged at two ends of the straight pipes, the straight pipes 31 are communicated together to form a serpentine shape, and the straight pipes have openings at two ends; in this example, plasma is selected as the solution to be treated.
More specifically, the two openings of the intermediate duct 3 are respectively connected to the input duct 1 and the output duct 2, and the plasma will enter the intermediate duct 3 through the input duct 1, be transported in the intermediate duct 3, and leave the intermediate duct 3 through the output duct 2; it will be appreciated that the inactivation structure receives light irradiation for pathogen inactivation to inactivate pathogens in the plasma, the plasma of the pathogen to be inactivated enters the intermediate conduit 3 from the input conduit 1, receives the inactivating effect of the light in the process of being transmitted in the intermediate conduit 3, and finally leaves the intermediate conduit 3 through the output conduit 2, at this time, the plasma completes pathogen inactivation, the processed plasma components continuously move in the serpentine channel, can fully exchange and contact the illuminated surface, solves the severe requirements of the processed solution on the thickness of the plasma and the light transmittance of the blood bag by using the plastic blood bag, and the higher processing efficiency avoids the damage of the long-time illumination on the effective factors of the plasma.
The protection frame 4 sets up in the outside of snakelike pipeline, and protection frame 4 and snakelike pipeline fixed mounting play the guard action to the snakelike pipeline.
More specifically, the protection frame 4 has a plurality of arc-shaped recesses 41 and two vertical recesses 42, the outline of the arc-shaped recesses 41 is a half cylinder, the height of the half cylinder of the arc-shaped recesses 41 is identical to the outline of the bent pipe 32, the cross-sectional diameter of the bent pipe 32 is identical, and the positional relationship of the plurality of arc-shaped recesses 41 corresponds to the positional relationship of the plurality of bent pipes 32, so that each bent pipe 32 of the serpentine pipe can be embedded in each arc-shaped recess 41 and adhesively mounted to realize the arrangement of the protection frame 4 outside the serpentine pipe.
More specifically, the vertical recess 42 has a straight quadrangular prism shape in cross section and a square cross section, and the square cross section side length of the vertical recess 42 is identical to the cross section diameters of the input pipe 1 and the output pipe 2, and the vertical recess 42 is used for the input pipe 1 and the output pipe 2 to pass through and be fixedly mounted by adhesion, so that the cross section side length of the vertical recess 42 is required to be identical to the cross section diameters of the input pipe 1 and the output pipe 2.
In the serpentine tube type inactivation structure for pathogen illumination inactivation of plasma provided by the utility model, the plurality of straight tubes 31 are arranged in parallel at equal intervals in sequence and are communicated by the plurality of bent tubes 32 to form the serpentine tube-shaped middle tube 3 for transmitting plasma, the plasma receives the illumination of light rays for pathogen inactivation when being transmitted in the middle tube 3, and when the plasma leaves the inactivation structure through the middle tube 3, namely, the plasma is represented to complete pathogen inactivation, the serpentine tube has the characteristics of long path, small caliber and large illumination area, so that the processed plasma components can be fully subjected to pathogen illumination inactivation treatment in the flowing process, and the problem of low inactivation efficiency caused by insufficient illumination of the plasma for containing the plasma and carrying out pathogen inactivation by using the plastic blood bag is solved.
In some embodiments, the material of the protection frame 4 includes polyethylene and polymethyl methacrylate.
Specifically, the protection frame 4 is used for protecting the serpentine pipeline, and polyethylene and polymethyl methacrylate are used as materials; polyethylene is thermoplastic resin prepared by ethylene polymerization, has no odor, no toxicity, wax-like hand feeling, excellent low temperature resistance, good chemical stability and resistance to most of acid and alkali corrosion; polymethyl methacrylate is a high molecular polymer, also called acrylic or organic glass, has the advantages of high transparency, low price, easy machining and the like, and is a glass substitute material which is commonly used; it is understood that the material of the protection frame 4 may be other suitable plastic materials or rubber.
In some embodiments, the inlet duct 1, the outlet duct 2 and the intermediate duct 3 are circular in cross-section.
Specifically, the cross-sectional shapes of the input pipeline 1, the output pipeline 2 and the middle pipeline 3 are consistent, so that smooth transmission of the solution in the pipeline can be ensured, the problem that the solution stagnates in the pipeline due to more and less input and output is avoided, more specifically, the cross sections of the input pipeline 1, the output pipeline 2 and the middle pipeline 3 are circular, and the smooth inner pipeline can prevent the solution from stagnating in the edge corners of the pipeline.
In some embodiments, the inner diameter of the ring is 3mm-10mm.
Specifically, the sections of the input pipeline 1, the output pipeline 2 and the middle pipeline 3 are circular rings, the inner circle part of each circular ring is hollow, and the diameter of the hollow part is 3mm-10mm.
In some embodiments, the wall thickness of the inlet pipe 1, the outlet pipe 2 and the intermediate pipe 3 is 0.5mm-3mm.
Specifically, the input pipe 1, the output pipe 2 and the intermediate pipe 3 are cylindrical pipes having hollow portions, and the cross sections thereof are circular, and it is understood that the cross-sectional diameters of the input pipe 1, the output pipe 2 and the intermediate pipe 3 minus the hollow circular diameters are wall thicknesses of the input pipe 1, the output pipe 2 and the intermediate pipe 3.
More specifically, the solution needs to receive the irradiation of light for pathogen inactivation while the intermediate pipe 3 is being transported, so the wall thickness of the pipe is not too thick, and the wall thickness of the pipe is not too thin because the pipe needs to protect itself from breakage, preferably the wall thickness of the input pipe 1, the output pipe 2 and the intermediate pipe 3 is 0.5mm to 3mm.
In some embodiments, the input conduit 1 and the output conduit 2 are disposed perpendicular to the intermediate conduit 3.
Specifically, the intermediate pipe 3 has two openings provided on two straight pipes 31 on the outermost side of the intermediate pipe 3 arranged in this order, and more specifically, the lengths of the two straight pipes 31 are shorter than those of the straight pipes 31 at the intermediate position.
More specifically, the input pipe 1 and the output pipe 2 are connected to the two outermost straight pipes 31 in a vertical manner, and thus the pipes at the two connection positions are bent.
In some embodiments, the material of the input pipe 1, the output pipe 2 and the intermediate pipe 3 is quartz glass.
Specifically, the input pipe 1, the output pipe 2 and the intermediate pipe 3 are made of quartz glass, the quartz glass is an amorphous material with a single silicon dioxide component, the microstructure is a simple network composed of silicon dioxide tetrahedral structural units, and the quartz glass has unique performance, particularly excellent optical performance of transparent quartz glass and excellent transmittance in the continuous wavelength range from ultraviolet to infrared radiation due to the large chemical bond energy of Si-O and the compact structure.
More specifically, the solution is irradiated with light capable of inactivating pathogens during the transmission of the intermediate pipe 3 to inactivate pathogens in the solution, and quartz glass has excellent optical properties, so that quartz glass is used as the material of the input pipe 1, the output pipe 2, and the intermediate pipe 3.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. A serpentine inactivation structure for pathogen inactivation, comprising:
an input pipeline, an output pipeline, an intermediate pipeline and a protection frame;
the middle pipeline comprises a plurality of straight pipes and a plurality of bent pipes, the straight pipes are sequentially arranged at equal intervals, the bent pipes are arranged at two ends of the straight pipes, and the straight pipes are communicated into a snake-shaped pipeline with openings at two ends;
the input pipeline and the output pipeline are connected with two ends of the middle pipeline in an opening way, the input pipeline is used for inputting the solution into the middle pipeline, the middle pipeline is used for conveying the solution, and the output pipeline is used for outputting the solution from the middle pipeline;
the protection frame is arranged on the outer side of the serpentine pipeline and is provided with a plurality of arc-shaped depressions and two vertical depressions;
the shape of the arc-shaped concave is a half cylinder, the arc shape of the arc-shaped concave is consistent with the arc shape of the bent pipe, the height of the half cylinder of the arc-shaped concave is consistent with the diameter of the section of the bent pipe, and the arc-shaped concave is fixedly arranged with the bent pipe;
the appearance of vertical sunken is straight quadrangular and the cross-section is square, the square cross-section side length of vertical sunken with the input pipeline with the cross-section diameter of output pipeline is unanimous, vertical sunken is used for supplying input pipeline with output pipeline fixed mounting.
2. A serpentine inactivation structure for pathogen inactivation according to claim 1, wherein the inlet conduit, the outlet conduit and the intermediate conduit are circular in cross-section.
3. A serpentine inactivation structure for pathogen inactivation according to claim 2, wherein the inner diameter of the circular ring is 3mm to 10mm.
4. A serpentine inactivation structure for pathogen inactivation according to claim 2, wherein the wall thickness of the inlet conduit, the outlet conduit and the intermediate conduit is 0.5mm to 3mm.
5. A serpentine inactivation structure for pathogen inactivation according to claim 1, wherein the inlet conduit and the outlet conduit are disposed perpendicular to the intermediate conduit.
6. A serpentine inactivation structure for pathogen inactivation according to claim 1, wherein the input conduit, the output conduit and the intermediate conduit are of quartz glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320219196.8U CN218979862U (en) | 2023-02-15 | 2023-02-15 | A coiled pipe formula inactivation structure for pathogen is inactivated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320219196.8U CN218979862U (en) | 2023-02-15 | 2023-02-15 | A coiled pipe formula inactivation structure for pathogen is inactivated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218979862U true CN218979862U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320219196.8U Active CN218979862U (en) | 2023-02-15 | 2023-02-15 | A coiled pipe formula inactivation structure for pathogen is inactivated |
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| Country | Link |
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| CN (1) | CN218979862U (en) |
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2023
- 2023-02-15 CN CN202320219196.8U patent/CN218979862U/en active Active
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