CN215308390U - Novel mesenchymal stem cell preparation infusion bag - Google Patents
Novel mesenchymal stem cell preparation infusion bag Download PDFInfo
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- CN215308390U CN215308390U CN202022909570.6U CN202022909570U CN215308390U CN 215308390 U CN215308390 U CN 215308390U CN 202022909570 U CN202022909570 U CN 202022909570U CN 215308390 U CN215308390 U CN 215308390U
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Abstract
A novel mesenchymal stem cell preparation infusion bag comprises an infusion bag body, a light shielding layer, an outer cavity, a feeding pipe and an infusion pipe; an inner cavity is arranged inside the infusion bag body, and the light-shading layer is arranged inside the infusion bag body; the outer cavity is arranged inside the infusion bag body, and a virtual welding part is arranged in the outer cavity; the feeding pipe is arranged on the infusion bag body, the first sealing plug is horizontally arranged inside the feeding pipe, and the other end of the feeding pipe is also provided with a feeding box; a movable plate is horizontally arranged in the feeding box, sliding blocks are arranged at two ends of the movable plate, a sliding groove corresponding to the movable plate is arranged in the feeding box, and a limiting box is further arranged at the lower end of the movable plate; the contact pin is vertically arranged on the movable plate, and a first cover body is further arranged outside the limiting box; the transfusion tube is vertically arranged at the lower end of the transfusion bag body, and a second sealing plug is also arranged in the transfusion tube. The utility model has a good sealing and charging structure, can improve the activity of cells in the stem cell preparation to the maximum extent, and has strong practicability.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a novel mesenchymal stem cell preparation infusion bag.
Background
Mesenchymal stem cells are a class of adult stem cells with self-renewal and multipotentiality. The mesoderm derived from early embryonic development is a heterogeneous cell population, and the mesenchymal stem cells in the body include stem cells and differentiated progeny from early and later stages of embryonic development. Almost all tissues of a human body contain mesenchymal stem cells, the mesenchymal stem cells in various tissues and organs are rich, such as bone marrow, fat, dental pulp, umbilical cord, placenta and the like, the protein expression lineages of the mesenchymal stem cells from different sources are different, the characteristics of the mesenchymal stem cells are slightly different, but the mesenchymal stem cells meet the minimum standard of mesenchymal stem cell identification established by the International society for cell therapy, and generally have the functions of self-renewal capacity, multidirectional differentiation potential, immunoregulation and the like.
Mesenchymal stem cells have a good effect in the treatment of many diseases, particularly autoimmune diseases, tissue injury diseases, degenerative diseases and the like.
When the mesenchymal stem cell preparation is input into a patient, the stem cell preparation is usually added into an infusion bag, and the normal saline in the infusion bag is used for dilution, but the existing infusion bag has poor sealing performance when the stem cell preparation is added, air with bacteria can be mixed in the infusion bag in the charging process, the existing infusion bag lacks a quick self-heating function, and the stem cell preparation cannot obtain an adaptive temperature after entering the infusion bag, so that the activity awakening speed is low.
SUMMERY OF THE UTILITY MODEL
Objects of the utility model
In order to solve the technical problems in the background art, the utility model provides a novel mesenchymal stem cell preparation infusion bag, which solves the problem of poor sealing performance in the feeding process of the existing infusion bag, provides proper temperature for a stem cell preparation after entering the infusion bag, and improves the activity of stem cells.
(II) technical scheme
The utility model provides a novel mesenchymal stem cell preparation infusion bag which comprises an infusion bag body, a light shielding layer, an outer cavity, a feeding pipe, a first sealing plug, a contact pin and an infusion pipe;
the inner part of the infusion bag body is provided with an inner cavity, the light-resistant layer is arranged inside the infusion bag body, and the light-resistant layer is arranged around the periphery of the inner cavity; the outer cavity is arranged in the infusion bag body, a virtual welding part is arranged in the outer cavity, the virtual welding part divides the outer cavity into a water storage cavity and a heating agent cavity, water is stored in the water storage cavity, a heating agent is stored in the heating agent cavity, the outer surface of the outer cavity is connected with the light shielding layer, and the inner surface of the outer cavity is connected with the inner cavity;
the feeding pipe is arranged on the infusion bag body, one end of the feeding pipe is inserted into the infusion bag body and is communicated with the inner cavity, the first sealing plug is horizontally arranged inside the feeding pipe, and the other end of the feeding pipe is also provided with a feeding box; a movable plate is horizontally arranged in the feeding box, sliding blocks are arranged at two ends of the movable plate, a sliding groove corresponding to the movable plate is arranged in the feeding box, the sliding blocks are inserted into the sliding groove, the movable plate is connected with the feeding box in a sliding mode, and a limiting box is further arranged at the lower end of the movable plate; the contact pin is vertically arranged on the movable plate, the lower end of the contact pin penetrates through the movable plate and is communicated with the limiting box, the upper end of the contact pin penetrates through the upper end of the limiting box, and a first cover body is further arranged outside the limiting box;
the infusion tube is vertically arranged at the lower end of the infusion bag body, the upper end of the infusion tube penetrates through the infusion bag body and is inserted into the inner cavity, the infusion tube is communicated with the inner cavity, and a second sealing plug is further arranged in the infusion tube.
Preferably, a spring is arranged on the sliding block, and the other end of the spring is connected with the inside of the sliding groove.
Preferably, the infusion tube is further provided with a second cover body.
Preferably, the outer surface of the limiting box is provided with threads, the inner surface of the first cover body is provided with a thread groove, and the first cover body is in threaded connection with the limiting box.
Preferably, the outer surface of the infusion tube is provided with threads, the inner part of the second cover body is provided with a thread groove, and the infusion tube is in threaded connection with the second cover body.
Preferably, the infusion bag body is also provided with a hanging hole.
Preferably, the other end of the spring is connected with the inside of the chute.
The technical scheme of the utility model has the following beneficial technical effects:
the double-head contact pin is added, the contact pin is communicated with the stem cell preparation bag and the infusion bag, the stem cell preparation is prevented from contacting with air, the first sealing plug is added, the contact pin is inserted into the first sealing plug to add the stem cell preparation into the infusion bag, and the sealing performance of the infusion bag in the feeding process is improved; the outer cavity is added, and the heating agent in the outer wall can be mixed with water to heat, so that a certain amount of heat is provided for the infusion bag, and the infusion bag is very practical; the utility model has good light-shielding performance, strong practicability and convenient operation, and is suitable for popularization.
Drawings
Fig. 1 is a schematic structural diagram of a novel mesenchymal stem cell preparation infusion bag provided by the utility model.
Fig. 2 is an enlarged view of a portion a of a novel mesenchymal stem cell preparation infusion bag according to the present invention.
Reference numerals: 1. a transfusion bag body; 101. an inner cavity; 2. a hanging hole; 3. a light-shielding layer; 4. an outer cavity 401 and a water storage cavity; 402. a heating agent chamber; 5. a tack-welding part; 6. a feed tube; 601. a feed box; 7. a first sealing plug; 8. a movable plate; 9. a limiting box; 10. inserting a pin; 11. a chute; 12. a slider; 1201. a spring; 13. a first cover body; 14. a transfusion tube; 15. a second cover body; 16. a second sealing plug; 17. a discharge pipe; 18. and a third cover body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-2, the novel mesenchymal stem cell preparation infusion bag provided by the utility model comprises an infusion bag body 1, a light-shielding layer 3, an outer cavity 4, a feeding tube 6, a first sealing plug 7, a needle 10 and an infusion tube 14;
an inner cavity 101 is formed in the infusion bag body 1, the light-resistant layer 3 is arranged in the infusion bag body 1, and the light-resistant layer 3 is arranged around the periphery of the inner cavity 101; the outer cavity 4 is arranged in the infusion bag body 1, a virtual welding part 5 is arranged in the outer cavity 4, the virtual welding part 5 divides the outer cavity 4 into a water storage cavity 401 and a heating agent cavity 402, water is stored in the water storage cavity 401, a heating agent is stored in the heating agent cavity 402, the outer surface of the outer cavity 4 is connected with the light shielding layer 3, and the inner surface of the outer cavity is connected with the inner cavity 101;
the feeding pipe 6 is arranged on the infusion bag body 1, one end of the feeding pipe 6 is inserted into the infusion bag body 1 and is communicated with the inner cavity 101, the first sealing plug 7 is horizontally arranged inside the feeding pipe 6, and the other end of the feeding pipe 6 is also provided with a feeding box 601; a movable plate 8 is horizontally arranged in the feeding box 601, two ends of the movable plate 8 are provided with sliding blocks 12, a sliding groove 11 corresponding to the sliding block is arranged in the feeding box 601, the sliding blocks 12 are inserted into the sliding groove 11, the movable plate 8 is connected with the feeding box 601 in a sliding manner, and the lower end of the movable plate 8 is also provided with a limiting box 9; the contact pin 10 is vertically arranged on the movable plate 8, the lower end of the contact pin 10 penetrates through the movable plate 8 and is communicated with the limiting box 9, the upper end of the contact pin 10 penetrates through the upper end of the limiting box 9, and a first cover body 13 is further arranged outside the limiting box 9;
the infusion tube 14 is vertically arranged at the lower end of the infusion bag body 1, the upper end of the infusion tube 14 penetrates through the infusion bag body 1 and is inserted into the inner part of the inner cavity 101, the infusion tube 14 is communicated with the inner cavity 101, and a second sealing plug 16 is further arranged in the infusion tube.
In an alternative embodiment, a spring 1201 is provided on the slider 12, and the other end of the spring 1201 is connected to the inside of the slide 11, and the reaction force of the spring 1201 facilitates the withdrawal of the pin 10.
In an alternative embodiment, a second cover is further provided on the infusion tube 14, further improving the sealing effect of the infusion bag.
In an alternative embodiment, the outer surface of the limit box 9 is provided with threads, the inner surface of the first cover 13 is provided with thread grooves, and the first cover 13 is in threaded connection with the limit box 9.
In an alternative embodiment, the infusion tube 14 is threaded on the outer surface thereof, the second cap 15 is threaded on the inner surface thereof, and the infusion tube 14 is threadedly coupled to the second cap 15.
In an optional embodiment, the infusion bag body 1 is further provided with a hanging hole 2, so that the infusion bag can be conveniently hung on the hook.
In an alternative embodiment, a discharge pipe 17 is provided in the outer chamber 4, and a third cover 18 is screwed on the discharge pipe 17.
According to the utility model, the first cover body 13 is opened, the discharge hole of the stem cell preparation storage bag is inserted into the limiting box 601, the stem cell preparation storage bag is extruded in the box, the movable plate 8 moves towards one end close to the feeding pipe 6, so that one end of the contact pin 10 is inserted into the storage bag, and the other end of the contact pin passes through the first sealing plug 7 and is communicated with the inner cavity 101, thereby realizing seamless communication between the stem cell preparation storage bag and the infusion bag, having a good sealing effect, and preventing air from entering the infusion bag; after the feeding is finished, the storage bag is pulled out, the movable plate 8 moves towards one end far away from the feeding pipe 6 under the counterforce of the spring 1201, the contact pin 10 is pulled out of the sealing plug, and the sealing plug has a self-sealing function, so that air is further prevented from entering the infusion bag;
when the infusion bag is used, the light-resistant layer can effectively prevent light irradiation, so that the stability of a mixture in the infusion bag is not damaged by light irradiation; the outer cavity 4 is added, and the staff squeezes two ends of the outer cavity 4 to open the cold-welded part 5, so that the water in the water storage cavity 401 and the heating agent in the heating agent cavity 402 are mixed and react to generate certain heat, and the activity of stem cells in the stem cell preparation mixed liquid in the inner cavity 101 is enhanced; before the used waste infusion bag is disposed of, the third lid 18 is opened, and the heating agent mixture liquid is discharged from the discharge pipe 17.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. A novel mesenchymal stem cell preparation infusion bag is characterized by comprising an infusion bag body (1), a light shielding layer (3), an outer cavity (4), a feeding pipe (6), a first sealing plug (7), a contact pin (10) and an infusion tube (14);
an inner cavity (101) is formed in the infusion bag body (1), the light shading layer (3) is arranged in the infusion bag body (1), and the light shading layer (3) is arranged on the periphery of the inner cavity (101) in a surrounding mode; the outer cavity (4) is arranged inside the infusion bag body (1), a virtual welding part (5) is arranged in the outer cavity (4), the virtual welding part (5) divides the outer cavity (4) into a water storage cavity (401) and a heating agent cavity (402), water is stored in the water storage cavity (401), a heating agent is stored in the heating agent cavity (402), the outer surface of the outer cavity (4) is connected with the light shielding layer (3), and the inner surface of the outer cavity is connected with the inner cavity (101);
the feeding pipe (6) is arranged on the infusion bag body (1), one end of the feeding pipe (6) is inserted into the infusion bag body (1) and is communicated with the inner cavity (101), the first sealing plug (7) is horizontally arranged inside the feeding pipe (6), and the other end of the feeding pipe (6) is also provided with a feeding box (601); a movable plate (8) is horizontally arranged in the feeding box (601), sliding blocks (12) are arranged at two ends of the movable plate (8), a sliding groove (11) corresponding to the inside of the feeding box (601) is formed in the feeding box (601), the sliding blocks (12) are inserted into the sliding groove (11), the movable plate (8) is connected with the feeding box (601) in a sliding mode, and a limiting box (9) is further arranged at the lower end of the movable plate (8); the contact pin (10) is vertically arranged on the movable plate (8), the lower end of the contact pin (10) penetrates through the movable plate (8) and is communicated with the limiting box (9), the upper end of the contact pin (10) penetrates through the upper end of the limiting box (9), and a first cover body (13) is further arranged outside the limiting box (9);
the infusion tube (14) is vertically arranged at the lower end of the infusion bag body (1), the upper end of the infusion tube (14) penetrates through the infusion bag body (1) and is inserted into the inner part of the inner cavity (101), the infusion tube (14) is communicated with the inner cavity (101), and a second sealing plug (16) is further arranged in the infusion tube.
2. The novel mesenchymal stem cell preparation infusion bag according to claim 1, wherein the slider (12) is provided with a spring (1201), and the other end of the spring (1201) is connected with the inside of the chute (11).
3. The novel mesenchymal stem cell preparation infusion bag according to claim 1, wherein the infusion tube (14) is further provided with a second cover.
4. The novel mesenchymal stem cell preparation infusion bag according to claim 1, wherein the outer surface of the limit box (9) is provided with threads, the inner surface of the first cover body (13) is provided with thread grooves, and the first cover body (13) is in threaded connection with the limit box (9).
5. The novel mesenchymal stem cell preparation infusion bag according to claim 1, wherein the outer surface of the infusion tube (14) is provided with threads, the inner part of the second cover body (15) is provided with a thread groove, and the infusion tube (14) is in threaded connection with the second cover body (15).
6. The novel mesenchymal stem cell preparation infusion bag according to claim 1, wherein the infusion bag body (1) is further provided with a hanging hole (2).
7. The novel mesenchymal stem cell preparation infusion bag according to claim 1, wherein a material discharging pipe (17) is arranged in the outer cavity (4), and a third cover body (18) is arranged on the material discharging pipe (17) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022909570.6U CN215308390U (en) | 2020-12-07 | 2020-12-07 | Novel mesenchymal stem cell preparation infusion bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022909570.6U CN215308390U (en) | 2020-12-07 | 2020-12-07 | Novel mesenchymal stem cell preparation infusion bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215308390U true CN215308390U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022909570.6U Active CN215308390U (en) | 2020-12-07 | 2020-12-07 | Novel mesenchymal stem cell preparation infusion bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215308390U (en) |
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2020
- 2020-12-07 CN CN202022909570.6U patent/CN215308390U/en active Active
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