CN214167901U

CN214167901U - Mesenchymal stem cell extraction element

Info

Publication number: CN214167901U
Application number: CN202022704060.5U
Authority: CN
Inventors: 吴楠; 谢潇; 王志浩
Original assignee: Qinhuangdao Pradra Hospital Management Co Ltd
Current assignee: Qinhuangdao Pradra Hospital Management Co Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-10
Anticipated expiration: 2030-11-20

Abstract

The utility model belongs to the technical field of mesenchymal stem cells, and discloses a mesenchymal stem cell extraction device, which comprises a base, one side of the base is fixedly connected with a motor, and one side of the base adjacent to the motor is provided with a controller, the top of the base is provided with a mounting groove, the interior of the mounting groove is provided with a barrel body, a top cover is arranged above the barrel body, the bottom of the barrel body is provided with a liquid outlet pipe, the top of the top cover is provided with a liquid nitrogen pipe and a liquid inlet pipe, the opposite side of the liquid nitrogen pipe and the liquid inlet pipe is provided with a first valve, the utility model inserts the barrel body into the base through the mounting groove, leads a side plate to enter the base through a limiting groove to rotate, extrudes and pushes the top block through a spring, when the barrel body needs to be taken out, only needs to rotate the barrel body, leads the barrel body to be convenient to be replaced, does not need to twist a large number of fixed structures, greatly reduces the replacement difficulty of the barrel body, the replacement efficiency of the barrel body is improved.

Description

Mesenchymal stem cell extraction element

Technical Field

The utility model belongs to the technical field of the mesenchymal stem cell, concretely relates to mesenchymal stem cell extraction element.

Background

The mesenchymal stem cell is a pluripotent stem cell, has all commonalities of stem cells, namely self-renewal and multidirectional differentiation capacity, is most clinically applied, can be combined with hematopoietic stem cells for application, can improve the success rate of transplantation and accelerate hematopoietic reconstruction, and can obviously accelerate the recovery time of blood cells of a patient by inputting the mesenchymal stem cells and the hematopoietic stem cells together after the patient receives a large dose of chemotherapy, and is safe and free of adverse reactions.

But mesenchymal stem cell extraction element on the existing market does not set up the structure that convenient to detach changed the staving, needs the user to twist and moves a large amount of fixed knot and constructs, greatly increased the change degree of difficulty of staving, reduced the change efficiency of staving to do not set up the heat retaining structure with liquid nitrogen temperature, along with the increase of live time, liquid nitrogen temperature can rise gradually, thereby shortened mesenchymal stem cell's save cycle, mesenchymal stem cell is damaged easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mesenchymal stem cell extraction element to the staving that proposes in solving above-mentioned background art is changed inefficiency and the short problem of mesenchymal stem cell retention period.

In order to achieve the above object, the utility model provides a following technical scheme: a mesenchymal stem cell extraction device comprises a base, wherein one side of the base is fixedly connected with a motor, one side of the base adjacent to the motor is provided with a controller, the top of the base is provided with a mounting groove, the interior of the mounting groove is provided with a barrel body, a top cover is arranged above the barrel body, the bottom of the barrel body is provided with a liquid outlet pipe, the top of the top cover is provided with a liquid nitrogen pipe and a liquid inlet pipe, the opposite sides of the liquid nitrogen pipe and the liquid inlet pipe are respectively provided with a first valve, one side of the liquid outlet pipe is provided with a second valve, the circumferential surface of the barrel body is symmetrically provided with two side plates close to the interior of the base, the tops of the two side plates are respectively provided with a spring, the top of the spring is provided with a top block, one end of the motor close to the base is rotatably connected with a rotating shaft, one end of the rotating shaft extending to the interior of the base is symmetrically provided with two cams, the filter screen is installed to the inner wall of staving, the base top is close to the mounting groove symmetry and has seted up two spacing grooves.

Preferably, a first vacuum cavity is formed in the barrel body, and a second vacuum cavity is formed in one side, close to the first vacuum cavity, of the barrel body.

Preferably, the top of the top block is provided with a non-slip pad, and the top of the non-slip pad is provided with a non-slip groove.

Preferably, four bottom feet are arranged at the bottom of the base, two of the four bottom feet form a group, and the four bottom feet are symmetrical in pairs.

Preferably, two rods are symmetrically arranged above the barrel body close to the ejector block, and annular grooves are formed in the rods.

Preferably, a handle is installed at one side, close to the space between the liquid nitrogen pipe and the liquid inlet pipe, of the top cover top, and a handle sleeve is sleeved on the handle.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a mounting groove lets the staving insert to the base in, makes the curb plate pass through the spacing groove and rotates in getting into the base, pushes away through the spring to the kicking block extrusion, when needing to take out the staving, only need rotate the staving can, let the staving be convenient for change, need not to twist and move a large amount of fixed knot and construct, greatly reduced the change degree of difficulty of staving, improved the change efficiency of staving.

(2) The utility model discloses a first vacuum cavity and second vacuum cavity let outside air and the inside liquid nitrogen of staving form the environment isolated relatively to reduce liquid nitrogen and the hot conducting efficiency of external air, thereby improve the heat retaining efficiency of liquid nitrogen temperature, let liquid nitrogen temperature rise slowly, thereby prolonged the save cycle of mesenchymal stem cell, let the mesenchymal stem cell be difficult for being damaged.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the detachable stick of the present invention;

FIG. 3 is an internal structure view of the base and the barrel body of the present invention when they are connected;

FIG. 4 is an internal structure view of the barrel body of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 3;

in the figure: 1. a base; 2. a motor; 3. a cam; 4. footing; 5. a controller; 6. a handle bar; 7. a liquid nitrogen pipe; 8. a handle; 9. a top cover; 10. a liquid inlet pipe; 11. a first valve; 12. a side plate; 13. mounting grooves; 14. a limiting groove; 15. a rotating shaft; 16. a liquid outlet pipe; 17. a second valve; 18. a top block; 19. a first vacuum chamber; 20. a filter screen; 21. a barrel body; 22. a second vacuum chamber; 23. a spring; 24. a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a mesenchymal stem cell extraction device comprises a base 1, a motor 2 is fixedly connected to one side of the base 1, a controller 5 is installed at one side of the base 1 adjacent to the motor 2, a mounting groove 13 is formed in the top of the base 1, a barrel body 21 is installed inside the mounting groove 13, a top cover 9 is installed above the barrel body 21, a liquid outlet pipe 16 is installed at the bottom of the barrel body 21, a liquid nitrogen pipe 7 and a liquid inlet pipe 10 are installed at the top of the top cover 9, a first valve 11 is installed at one side of the liquid nitrogen pipe 7 opposite to the liquid inlet pipe 10, a second valve 17 is installed at one side of the liquid outlet pipe 16, two side plates 12 are symmetrically installed at the periphery of the barrel body 21 close to the inside of the base 1, springs 23 are installed at the tops of the two side plates 12, a top block 18 is installed at the tops of the springs 23, a rotating shaft 15 is rotatably connected to one end of the, the filter screen 20 is installed on the inner wall of the barrel body 21, the two limit grooves 14 are symmetrically formed in the top of the base 1 close to the installation groove 13, the motor 2 is electrically connected with the controller 5, the motor 2 is a GH-28-750-60S driving motor, the controller 5 is a PLC (programmable logic controller) editable controller, the type is a PLC CPU (central processing unit) 226, the barrel body 21 is inserted into the base 1 through the side plate 12 and the limit grooves 14, the barrel body 21 can be fixed by rotating the barrel body 21, and when the barrel body 21 needs to be detached, only the barrel body 21 needs to be rotated.

Furthermore, a first vacuum cavity 19 is formed inside the barrel body 21, a second vacuum cavity 22 is formed on one side of the interior of the barrel body 21 close to the first vacuum cavity 19, the temperature reduction speed of liquid nitrogen inside the barrel body 21 is reduced through the second vacuum cavity 22 and the first vacuum cavity 19, and the mesenchymal stem cell preservation period is prolonged.

Furthermore, the anti-slip pad 24 is installed at the top of the top block 18, and the anti-slip groove is formed in the top of the anti-slip pad 24, so that the top block 18 is more stable when abutting against the inner wall of the base 1 through the anti-slip groove and the anti-slip pad 24.

Further, four footing 4 are installed to base 1 bottom, and four footing 4 are two and are a set of, and two bisymmetry supports base 1 through four footing 4, lets base 1 place firmly.

Furthermore, two rods 6 are symmetrically arranged above the barrel body 21 close to the ejector block 18, annular grooves are formed in the rods 6, and the barrel body 21 is convenient to take through the annular grooves and the rods 6.

Furthermore, handle 8 is installed to one side that top cap 9 top is close to between liquid nitrogen pipe 7 and the feed liquor pipe 10, and the cover is equipped with the handle cover on the handle 8, lets top cap 9 be convenient for take through handle cover and handle 8.

The utility model discloses a theory of operation and use flow: when the utility model is used, the base 1 is supported through the footing 4, the base 1 is stably placed, the barrel body 21 is taken through the two handles 6, the barrel body 21 is inserted into the mounting groove 13, the side plate 12 is clamped with the limiting groove 14, the side plate 12 enters into the base 1, the barrel body 21 is rotated, the spring 23 is supported through the side plate 12, the ejector block 18 is extruded and pushed through the spring 23, the ejector block 18 is propped against the inner wall of the base 1, the barrel body 21 is stably placed under the action of the anti-skid pad 24, tissue is added into the barrel body 21 through the liquid inlet pipe 10, the rotating shaft 15 is driven to rotate through the motor 2, the cam 3 is driven to rotate, the cam 3 is driven to push the barrel body 21, the barrel body 21 is vibrated, mesenchymal stem cells are extracted, liquid nitrogen is added through the liquid nitrogen pipe 7, the mesenchymal stem cells are stored, when the barrel body 21 needs to be taken out, only the barrel body 21 needs to be rotated, the barrel body 21 can be taken out, and the second valve 17 is unscrewed, so that the mesenchymal stem cells can be discharged.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mesenchymal stem cell extraction element which characterized in that: comprises a base (1), a motor (2) is fixedly connected to one side of the base (1), a controller (5) is installed on one side of the base (1) adjacent to the motor (2), a mounting groove (13) is formed in the top of the base (1), a barrel body (21) is installed inside the mounting groove (13), a top cover (9) is installed above the barrel body (21), a liquid outlet pipe (16) is installed at the bottom of the barrel body (21), a liquid nitrogen pipe (7) and a liquid inlet pipe (10) are installed at the top of the top cover (9), a first valve (11) is installed on one side of the liquid nitrogen pipe (7) opposite to the liquid inlet pipe (10), a second valve (17) is installed on one side of the liquid outlet pipe (16), two side plates (12) are installed on the periphery of the barrel body (21) close to the internal symmetry of the base (1), and springs (23) are installed on the tops of the side plates (12), kicking block (18) are installed at the top of spring (23), motor (2) are close to the one end rotation of base (1) and are connected with pivot (15), two cams (3) are installed to the one end symmetry that pivot (15) extend to base (1) inside, filter screen (20) are installed to the inner wall of staving (21), base (1) top is close to mounting groove (13) symmetry and has seted up two spacing grooves (14).

2. The mesenchymal stem cell extraction device according to claim 1, wherein: a first vacuum cavity (19) is formed in the barrel body (21), and a second vacuum cavity (22) is formed in one side, close to the first vacuum cavity (19), of the barrel body (21).

3. The mesenchymal stem cell extraction device according to claim 1, wherein: the top of the top block (18) is provided with an anti-skid pad (24), and the top of the anti-skid pad (24) is provided with an anti-skid groove.

4. The mesenchymal stem cell extraction device according to claim 1, wherein: four bottom feet (4) are installed at the bottom of the base (1), and two of the four bottom feet (4) are in a group and are symmetrical in pairs.

5. The mesenchymal stem cell extraction device according to claim 1, wherein: two rods (6) are symmetrically arranged above the barrel body (21) close to the ejector block (18), and annular grooves are formed in the rods (6).

6. The mesenchymal stem cell extraction device according to claim 1, wherein: a handle (8) is installed at one side, close to the position between the liquid nitrogen pipe (7) and the liquid inlet pipe (10), of the top cover (9), and a handle sleeve is sleeved on the handle (8).