CN215350701U

CN215350701U - Riboflavin is blood bag connecting device for solution

Info

Publication number: CN215350701U
Application number: CN202121688574.4U
Authority: CN
Inventors: 于浩; 于利波; 郭崇伟
Original assignee: Shandong Weigao Group Medical Polymer Co Ltd
Current assignee: Shandong Weigao Group Medical Polymer Co Ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-12-31
Anticipated expiration: 2031-07-23

Abstract

The utility model provides a riboflavin is blood bag connecting device for solution, includes blood bag connecting device and includes blood transfusion bag, blood transfusion bag's the outside is connected with technology pipe one, the other end of technology pipe one is connected with the illumination bag, the outside of illumination bag still is connected with filtering component.

Description

Riboflavin is blood bag connecting device for solution

Technical Field

The utility model relates to the technical field of solution preservation, in particular to a blood bag connecting device for a riboflavin solution.

Background

The method for inactivating the riboflavin virus is to add a certain amount of riboflavin into blood or a blood product, then place the riboflavin into an ultraviolet irradiation environment, and destroy virus nucleic acid after absorbing photon energy to make pathogens lose replication activity, thereby achieving the purpose of virus inactivation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a blood bag connecting device for a riboflavin solution, which solves the existing problems: the structure is invented, so that the riboflavin can be more conveniently and directly added into the blood, and the pollution of an inactivating agent or the blood pollution in the adding process is avoided.

In order to achieve the purpose, the utility model adopts the following technical scheme:

Preferably, the filtering component comprises a first liquid medicine filter, a second air filter and a three-way joint, a first port of the three-way joint is connected with the illumination bag, a second port of the three-way joint is connected with the first liquid medicine filter, and a third port of the three-way joint is connected with the second air filter.

Preferably, the outer side of the blood transfusion bag is also connected with a first air filter.

Preferably, the filter pore diameter of the filter material of the first air filter and the second air filter is 0.22-1.00 μm or 1.00-50 μm.

The utility model has at least the following beneficial effects:

the utility model ensures that no bacteria contact exists in the using process through the design matching of multiple structures, including the design of the filter assembly and the connecting assembly, and realizes that the whole process is carried out in a sterile environment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the blood transfusion bag and the illumination bag of the present invention;

FIG. 2 is a schematic view of the overall structure of the storage bag body and the connecting assembly of the present invention;

FIG. 3 is a schematic view of the connecting assembly of the present invention prior to sealing;

fig. 4 is a schematic structural view of the connecting component of the present invention after sealing.

In the figure: 1. a blood transfusion bag; 2. a first air filter; 3. a first process conduit; 4. a first liquid medicine filter; 5. a second air filter; 6. a three-way joint; 7. reserving a sample bag; 8. illuminating the bag; 9. preserving the bag body; 10. a lower connecting piece; 11. an upper connecting piece; 12. an aluminum ring; 13. a light-proof bag; 14. a second process conduit; 15. a second easily-broken plug; 16. is communicated with the liquid chamber.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, a blood bag connecting device for riboflavin solution comprises a blood transfusion bag 1 and a preservation bag body 9, wherein the outer side of the blood transfusion bag 1 is connected with a process conduit I3, and the outer side of the blood transfusion bag 1 is also connected with an air filter I2 for filtering air in the blood transfusion bag 1; the other end of the process conduit I3 is connected with an illumination bag 8, a switch clamp is arranged on the process conduit I3, and the outer side of the illumination bag 8 is also connected with a filtering assembly; the outer side of the illumination bag 8 is also connected with a sample reserving bag 7, so that the liquid in the illumination bag 8 can be conveniently sampled through the sample reserving bag 7;

the filtering component comprises a first liquid medicine filter 4, a second air filter 5 and a three-way joint 6, and a first port of the three-way joint 6 is connected with the illumination bag 8; a second port of the three-way joint 6 is connected with the first liquid medicine filter 4, and a third port of the three-way joint 6 is connected with the second air filter 5; when the filter aperture of the filter material of the first air filter 2 and the second air filter 5 is 0.22-1.00 μm, the filter material can filter particles and has antibacterial property, and when the filter aperture of the filter material of the first air filter 2 and the second air filter 5 is 1.00-50 μm, the filter material has the effect of filtering particles;

the product is sterilized by ethylene oxide, the ethylene oxide needs to enter the product for sterilization in the sterilization process, after the sterilization is finished, the vacuum pumping is carried out, the concentration of the ethylene oxide is reduced, but zero residue cannot be ensured, the analysis of the residual ethylene oxide in the blood transfusion bag 1 and the illumination bag 8 is facilitated by adding the air filter I2 and the air filter II 5, the residue is reduced, and the safety of the product is ensured;

the liquid medicine photosensitizer is added after the pipe is taken over in the later period, and in order to avoid particle pollution, bacteria generation and the like in the operation process, the liquid medicine filter I4 is added, so that the liquid medicine filter I4 can filter out particles possibly contained in the liquid medicine photosensitizer, and meanwhile, the liquid medicine photosensitizer has a bacterium blocking effect.

A connecting assembly is fixed on the outer side of the preservation bag body 9 and is used for connecting the preservation bag body 9 with the illumination bag 8; the connecting assembly comprises a lower connecting piece 10, an upper connecting piece 11, an aluminum ring 12, a light-proof bag 13 and a process conduit II 14, one end of the lower connecting piece 10 is assembled with the preservation bag body 9 through heat seal, the other end of the lower connecting piece 10 is connected with the upper connecting piece 11 through ultrasonic welding, the thick end of the light-proof bag 13 is sleeved on the outer side of the upper connecting piece 11, the aluminum ring 12 is sleeved on one end of the light-proof bag 13 connected with the upper connecting piece 11, and the upper connecting piece 11 and the light-proof bag 13 can be replaced by other equivalent modes through compression and sealing connection of the aluminum ring 12; the method comprises the following steps: sleeving the thick opening end of the light-proof bag 13 on the upper connecting piece 11 until the light-proof bag 13 exceeds the outer protrusion part of the upper connecting piece 11, sleeving the aluminum ring 12 on the position shown in the figure 3, and pressing the aluminum ring by a tool before sealing, wherein the sealing effect is achieved after sealing is shown in figure 4;

the upper connecting piece 11 consists of a second easy-to-break plug 15 and a communicated liquid cavity 16, one end of the communicated liquid cavity 16 is connected with the lower connecting piece 10, and the light-resistant bag 13 is sleeved outside the communicated liquid cavity 16; one end of the second process conduit 14 is fixedly adhered to the narrow opening end of the light-shielding bag 13, and the other end of the second process conduit 14 is in a sealed state; the light-proof bag 13 and the second process conduit 14 are made of PVC materials, and the storage bag body 9, the lower connecting piece 10 and the upper connecting piece 11 are made of non-PVC materials.

The method for filling the liquid medicine comprises the following steps:

firstly, the preservation bag body 9 and the lower connecting piece 10 are heat-sealed and assembled together and then are filled with liquid medicine;

connecting the upper connecting piece 11 and the lower connecting piece 10 by ultrasonic welding, and sealing;

thirdly, the upper connecting piece 11 and the light-shading bag 13 are tightly pressed and hermetically connected through an aluminum ring 12;

fourthly, the second process conduit 14 is adhered to the thin-opening end of the light-avoiding bag 13, and the other end of the second process conduit 14 is in a sealed state, so that the assembly is completed;

and fifthly, the preservation bag body 9 filled with the riboflavin solution is filled in an outer packaging bag made of light-proof materials, such as an aluminum foil bag, and can be used after being subjected to moist heat sterilization.

The using method comprises the following steps:

when in use, the preservation bag body 9 filled with the riboflavin solution is taken out, and the process conduit II 14 of the connecting component and the liquid medicine pipeline of the illumination bag 8 are communicated in a sterile mode; breaking the second easily-broken plug 15 of the connecting piece 11 on the connecting assembly to enable the storage bag body 9 and the illumination bag 8 to form a passage, allowing riboflavin to enter the illumination bag 8 to be fully mixed with blood or blood components in the illumination bag 8, and then inactivating viruses through the illumination bag 8; after illumination is finished, a switch clamp on the process conduit I3 is opened, so that the illumination bag 8 and the blood transfusion bag 1 form a passage, blood or blood components enter the blood transfusion bag 1, and if a sample needs to be reserved, a blood or blood component sample can be preserved through the sample reserving bag 7; and (3) thermally sealing the process conduit I3 through thermal sealing equipment, and keeping the blood transfusion bag 1.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A blood bag connecting device for riboflavin solution, which is characterized in that,

the blood bag connecting device comprises a blood transfusion bag (1), the outer side of the blood transfusion bag (1) is connected with a first process conduit (3), the other end of the first process conduit (3) is connected with an illumination bag (8), a switch clamp is arranged on the first process conduit (3), and the outer side of the illumination bag (8) is further connected with a filtering component.

2. A riboflavin solution blood bag connection device according to claim 1, wherein said filter assembly comprises a first liquid medicine filter (4), a second air filter (5) and a three-way connection (6), a first port of said three-way connection (6) is connected to said illumination bag (8), a second port of said three-way connection (6) is connected to said first liquid medicine filter (4), and a third port of said three-way connection (6) is connected to said second air filter (5).

3. A riboflavin solution blood bag connection device according to claim 1, characterized in that an air filter (2) is connected to the outside of said transfusion bag (1).

4. The blood bag connecting device for riboflavin solution according to claim 3, wherein the filtering material of the first air filter (2) and the second air filter (5) has a filtering pore size of 0.22 μm to 1.00 μm or 1.00 μm to 50 μm.