CN220756321U

CN220756321U - Cell cryopreservation bag

Info

Publication number: CN220756321U
Application number: CN202322171041.4U
Authority: CN
Inventors: 刘婷怡; 薛庆磊; 左慧晶; 张墨轩
Original assignee: Saidete Beijing Bioengineering Co ltd
Current assignee: Saidete Beijing Bioengineering Co ltd
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2024-04-12
Anticipated expiration: 2033-08-14

Abstract

The utility model relates to the technical field of medical appliances, and provides a cell cryopreservation bag which comprises a bag body, wherein a first guide pipe is arranged in the center above the bag body, a connector is arranged at the top end of the first guide pipe, a sealing cover is arranged on the connector, a connecting pipe is arranged outside the first guide pipe and below the connector, one side of the connecting pipe is connected with a second guide pipe, sampling pipes are arranged on two sides above the bag body, and handles are arranged on two sides outside the sampling pipes. According to the utility model, the metal wire is arranged below the connecting rod, the rubber sealing plug is arranged at the bottom of the metal wire, when the suction cylinder is used for exhausting the bag body, air can be isolated outside the sampling tube, when the suction cylinder is used for exhausting the bag body, air in the bag body can be slowly exhausted, but the sampling tube can be sealed by the rubber sealing plug, so that the sampling tube can be not exhausted, the exhaust time of the sampling tube is saved, and the exhaust efficiency of the bag body is improved.

Description

Cell cryopreservation bag

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a cell cryopreservation bag.

Background

The freezing bag is an independently aseptically packaged medical bag body made of medical EVA low-temperature resistant materials, and is mainly used for long-time storage and transportation of biological products such as blood, cells, vaccines, viruses and the like at low temperature, such as storage of stem cells, storage of umbilical cord blood and the like. The application of the bag solves the difficult problem that a series of biological products are difficult to preserve, and plays a certain role in guaranteeing the life of human beings.

The cell cryopreservation bag that uses at present is for preventing to freeze and resuscitate the in-process because the violent change of the gaseous volume in the bag causes the bag body to break, leads to product pollution, need carry out the exhaust treatment before freezing the bag heat seal and seal, and at present when the bag is frozen to the evacuation, the air discharge in the sampling tube is very laborious, generally manual many times extrusion sampling tube bottom of staff, extrudes the air of sampling tube bottom, and is very inconvenient when the operation, influences work efficiency.

Therefore, the present solution provides a cell cryopreservation bag to solve the above-mentioned problems.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide the cell freezing bag which is convenient for exhausting the freezing bag.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows: the utility model provides a cell cryopreservation bag, includes the bag body, bag body top center is equipped with guide tube one, guide tube one top is equipped with the connector, be equipped with sealed lid on the connector, guide tube one outside is located the connector below is equipped with the connecting pipe, connecting pipe one side is connected with guide tube two, bag body top both sides are equipped with the sampling tube, sampling tube outside both sides are equipped with handle one, sampling tube top is connected with disposable joint, disposable joint top is connected with handle two.

Preferably, the connector is provided with a thread groove, the sealing cover is provided with threads, and the sealing cover is connected with the connector through threads.

Preferably, the sampling tube is arranged at two sides of the bag body, and the bottom of the sampling tube extends to the inside of the bag body and is communicated with the accommodating cavity in the bag body.

Preferably, the second bottom of the handle is fixedly connected with a metal wire, the bottom of the metal wire is fixedly connected with a clamping block, the clamping block is rectangular and embedded into the rubber sealing plug, and the metal wire penetrates through the disposable connector.

Preferably, the rubber seal plug top is the chamfer setting, rubber seal plug bottom with sampling tube bottom is parallel, just the rubber seal plug is in sampling tube inside sliding connection, be equipped with a plurality of stopper first on the inside top inner wall of sampling tube, stopper below is equipped with stopper second, stopper below is equipped with a plurality of anti-skidding teeth, stopper second with stopper lower surface is the inclined plane, the rubber seal plug remove when the sampling tube top with stopper first is contradicted, the inside center of rubber seal plug is equipped with sealing film.

Preferably, the center of the disposable joint is provided with an annular groove, and the disposable joint can be broken off from the annular groove.

The beneficial effects of the utility model are as follows:

according to the utility model, the metal wire is arranged below the connecting rod, and the rubber sealing plug is arranged at the bottom of the metal wire, so that when the suction cylinder is used for exhausting the bag body, the bottom of the sampling tube can be sealed by the rubber sealing plug, and the bottom of the rubber sealing plug is parallel to the bottom of the sampling tube, so that air can be isolated outside the sampling tube, when the suction cylinder is used for exhausting the bag body, the air in the bag body can be slowly exhausted, but the sampling tube can be sealed by the rubber sealing plug, so that the sampling tube can be not exhausted, the exhaust time of the sampling tube is saved, and the exhaust efficiency of the bag body is improved.

Drawings

In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a connecting rod and wire connection structure according to the present utility model;

FIG. 4 is a diagram showing the connection between the rubber stopper and the first and second stoppers;

FIG. 5 is an enlarged partial view of the area A of FIG. 1 in accordance with the present utility model;

FIG. 6 is an enlarged view of a portion of the area B of FIG. 1 in accordance with the present utility model;

reference numerals illustrate:

1. a bag body; 2. guiding a first pipe; 3. a connector; 4. sealing cover; 5. a connecting pipe; 6. a second guide pipe; 7. a sampling tube; 8. a first handle; 9. a disposable joint; 10. a connecting rod; 11. a second handle; 12. a wire; 13. a clamping block; 14. a rubber sealing plug; 15. a first limiting block; 16. a second limiting block; 17. anti-slip teeth; 18. and (3) sealing the film.

Detailed Description

The present utility model will now be described in further detail with reference to the drawings and examples, wherein it is apparent that the examples described are only some, but not all, of the examples of the utility model. Embodiments and features of embodiments in this application may be combined with each other without conflict. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without inventive effort are within the scope of the utility model.

It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed by the utility model.

Referring to fig. 1-4 of the specification, the utility model provides a cell cryopreservation bag, which comprises a bag body 1, wherein a guide tube I2 is arranged in the center above the bag body 1, a connector 3 is arranged at the top end of the guide tube I2, a sealing cover 4 is arranged on the connector 3, a connecting pipe 5 is arranged below the connector 3 outside the guide tube I2, one side of the connecting pipe 5 is connected with a guide tube II 6, sampling pipes 7 are arranged on two sides above the bag body 1, handles I8 are arranged on two sides outside the sampling pipes 7, a disposable connector 9 is connected to the top end of the sampling pipes 7, the upper part of the disposable connector 9 is fixedly connected with a connecting rod 10, and handles II 11 are arranged on two sides outside the connecting rod 10.

In an embodiment, referring to fig. 1 and 2 of the specification, the connector 3 is provided with a thread groove, the sealing cover 4 is provided with threads, the sealing cover 4 is in threaded connection with the connector 3, the sealing cover 4 can open the connector 3, so that cells can be conveniently injected into the bag 1 or the suction cylinder can be used for exhausting the bag 1.

In another embodiment, please continue referring to fig. 2 and 3 of the specification, the sampling tube 7 is disposed on two sides of the bag body 1, the bottom of the sampling tube 7 extends to the inside of the bag body 1 and is communicated with the accommodating cavity in the bag body 1, a metal wire 12 is fixedly connected to the bottom of the second handle 11, a clamping block 13 is fixedly connected to the bottom of the metal wire 12, the clamping block 13 is rectangular and embedded into the inside of the rubber sealing plug 14, the metal wire 12 penetrates through the inside of the disposable joint 9, the upper side of the rubber sealing plug 14 is in a chamfer arrangement, the bottom of the rubber sealing plug 14 is parallel to the bottom of the sampling tube 7, the rubber sealing plug 14 is in sliding connection with the inside of the sampling tube 7, a plurality of first limiting blocks 15 are arranged on the inner wall of the upper side of the sampling tube 7, second limiting blocks 16 are arranged below the first limiting blocks 15, a plurality of anti-slip teeth 17 are arranged below the first limiting blocks 16 and the lower surfaces of the first limiting blocks 15, when the rubber sealing plug 14 moves to the upper side of the sampling tube 7, the first limiting blocks 15 are in contact with the inside of the rubber sealing plug 15, the rubber sealing plug 14, the bottom of the sampling tube 7 is not in parallel to the rubber sealing plug 7, and the bottom of the sampling tube 7 can be sealed by the rubber sealing plug 14, and the bottom of the sampling tube 7 is not in parallel to the bottom 7, and the sampling tube 7 can be sealed by the sealing plug 7.

In an embodiment, referring to fig. 1 and 4 of the specification, the center of the disposable connector 9 is provided with an annular groove, the disposable connector 9 may be broken off from the annular groove, and after the disposable connector 9 may be broken off, the second handle 11 and the connecting rod 10 may be used to pull the metal wire 12 and the rubber sealing plug 14 to move outwards from the inside of the sampling tube 7, so that the rubber sealing plug 14 may be taken out from the sampling tube 7, and then the sampling tube 7 may be used to guide out the cells in the bag body 1.

When the bag body 1 is exhausted by using the suction tube, the bottom of the sampling tube 7 can be sealed by the rubber sealing plug 14, and the bottom of the rubber sealing plug 14 is parallel to the bottom of the sampling tube 7, so that air can be isolated outside the sampling tube 7, when the bag body 1 is exhausted by using the suction tube, the air in the bag body 1 can be slowly exhausted, but the sampling tube 7 can be sealed by the rubber sealing plug 14, so that the sampling tube 7 can be exhausted without exhausting the sampling tube 7, the exhaust time of the sampling tube 7 is saved, the exhaust efficiency of the bag body 1 is improved, when cells are required to be taken out, the disposable connector 9 can be broken, after the disposable connector 9 is broken, the metal wire 12 and the rubber sealing plug 14 are pulled outwards from the inside of the sampling tube 7 by using the handle II 11 and the connecting rod 10, when the rubber sealing plug 14 passes through the second limiting block 16, the rubber sealing plug 14 can deform on the second limiting block 16 in the pulling process, when the upper part of the rubber sealing plug 14 is in contact with the first limiting block 15, the anti-slip tooth 17 can be embedded inside the rubber sealing plug 14, the disposable connector 9 can be broken, the metal wire 12 can be pulled out of the first limiting block 14 and the second limiting block 14 can be prevented from being pulled out from the inside the sampling tube 14 by the metal wire 12 and the second sealing plug 14, and finally the rubber sealing plug 14 can be pulled out of the metal wire 13 from the bottom of the bag body 14 by the sealing plug 14 when the rubber sealing plug 14 is pushed down by the second limiting block 16, and the metal wire 13 can be prevented from being pushed down by the sealing plug 14.

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, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a cell cryopreservation bag, its characterized in that, includes bag body (1), bag body (1) top center is equipped with guide tube one (2), guide tube one (2) top is equipped with connector (3), be equipped with sealed lid (4) on connector (3), guide tube one (2) outside is located connector (3) below is equipped with connecting pipe (5), connecting pipe (5) one side is connected with guide tube two (6), bag body (1) top both sides are equipped with sampling tube (7), sampling tube (7) outside both sides are equipped with handle one (8), sampling tube (7) top is connected with disposable joint (9), disposable joint (9) top and connecting rod (10) fixed connection, connecting rod (10) outside both sides are equipped with handle two (11) and are connected.

2. The cell cryopreservation bag according to claim 1, wherein the connector (3) is provided with a thread groove, the sealing cover (4) is provided with threads, and the sealing cover (4) is connected with the connector (3) through threads.

3. The cell cryopreservation bag according to claim 1, wherein the sampling tube (7) is arranged at two sides of the bag body (1), and the bottom of the sampling tube (7) extends to the inside of the bag body (1) and is communicated with the containing cavity in the bag body (1).

4. The cell cryopreservation bag according to claim 1, wherein a metal wire (12) is fixedly connected to the bottom of the second handle (11), a clamping block (13) is fixedly connected to the bottom of the metal wire (12), the clamping block (13) is rectangular and embedded into the rubber sealing plug (14), and the metal wire (12) penetrates through the disposable connector (9).

5. The cell cryopreservation bag according to claim 4, wherein the upper portion of the rubber sealing plug (14) is provided with a chamfer, the bottom of the rubber sealing plug (14) is parallel to the bottom of the sampling tube (7), the rubber sealing plug (14) is in sliding connection with the inside of the sampling tube (7), a plurality of first limiting blocks (15) are arranged on the inner wall above the inside of the sampling tube (7), a second limiting block (16) is arranged below the first limiting block (15), a plurality of anti-slip teeth (17) are arranged below the first limiting block (15), the second limiting block (16) and the lower surface of the first limiting block (15) are inclined planes, the rubber sealing plug (14) is abutted against the first limiting block (15) when moving above the sampling tube (7), and a sealing film (18) is arranged at the inner center of the rubber sealing plug (14).

6. A cell cryopreservation bag according to claim 1, characterized in that the disposable connector (9) is provided with an annular groove in the centre, the disposable connector (9) being breakable from the annular groove.