CN219849678U - Stem cell extraction device - Google Patents
Stem cell extraction device Download PDFInfo
- Publication number
- CN219849678U CN219849678U CN202320980238.XU CN202320980238U CN219849678U CN 219849678 U CN219849678 U CN 219849678U CN 202320980238 U CN202320980238 U CN 202320980238U CN 219849678 U CN219849678 U CN 219849678U
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- shell
- wall
- piston rod
- stem cell
- storage tank
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- 210000000130 stem cell Anatomy 0.000 title claims abstract description 35
- 238000000605 extraction Methods 0.000 title claims abstract description 27
- 210000004027 cell Anatomy 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000001105 regulatory effect Effects 0.000 claims abstract description 6
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000010902 straw Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001605 fetal effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000002062 proliferating effect Effects 0.000 description 1
- 230000008844 regulatory mechanism Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses a stem cell extraction device, in particular to the field of cell extraction, which comprises a suction mechanism, wherein the top of the suction mechanism is communicated with a regulating mechanism, the outer wall of the suction mechanism is fixedly provided with a supporting mechanism, the suction mechanism comprises a first shell, the bottom of the first shell is fixedly provided with a suction pipe, the outer wall of the first shell is fixedly provided with a second shell, the interiors of the first shell and the second shell are fixedly provided with a runner pipe, the bottom of the second shell is in threaded connection with a cell storage tank, the interior of the second shell is provided with a ventilation groove which is vertically arranged, and the regulating mechanism comprises an air cylinder fixedly arranged at the top of the second shell. According to the utility model, the piston rod capable of moving and pulling up and down is arranged, so that negative pressure is generated in the air in the inner cavity of the cell storage tank, and then the flow pipe and the suction pipe can automatically and stably suck cells, so that the problem of hand fatigue caused by the fact that a worker is required to manually press and suck the cells all the time is solved.
Description
Technical Field
The utility model relates to the technical field of cell extraction, in particular to a stem cell extraction device.
Background
Stem cells are a class of cells with unlimited or immortalized self-renewal capacity, capable of producing at least one type of highly differentiated daughter cells, and most biologists and medical practitioners consider stem cells to be a class of cells from embryonic, fetal or adult bodies with unlimited self-renewal and proliferative differentiation capacity under certain conditions, capable of producing daughter cells of the exact same phenotype as genotype and self, and capable of producing specialized cells that make up tissues, organs of the body, while also differentiating into progenitor cells.
The utility model CN202122555253.3 discloses an extraction device of tissue stem cells, which comprises a control button, wherein the lower end of the control button is provided with a shell, the front of the control button is slidably connected with a gun head disassembly button at the upper end position of the shell, the front end of the shell is provided with a volume display port, the lower end of the shell is fixedly provided with a sleeve, the lower end of the sleeve is sleeved with an elastic suction nozzle, the lower end of the elastic suction nozzle is provided with a gun head, and the middle of the elastic suction nozzle and the gun head is provided with a one-way device.
However, at present, when the stem cells are sucked, the hand of the staff is required to stably control the device to suck, on the other hand, the device is required to be stably kept when the cells are sucked, shaking is avoided, further, under the condition of long-term working, fatigue is easy to occur after continuous working of the hand, the carrying instability can influence the extraction of the stem cells, and the device is inconvenient to use, so the utility model provides a stem cell extraction device to solve the problems.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present utility model provide a stem cell extraction device, which solves the above-mentioned problems of the prior art by cell extraction.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the stem cell extraction device comprises an absorption mechanism, wherein the top of the absorption mechanism is communicated with a regulating mechanism, and the outer wall of the absorption mechanism is fixedly provided with a supporting mechanism;
the suction mechanism comprises a first shell, a suction pipe is fixedly arranged at the bottom of the first shell, a second shell is fixedly arranged on the outer wall of the first shell, a runner pipe is fixedly arranged inside the first shell and the second shell, a cell storage tank is connected to the bottom of the second shell through threads, a vent groove which is vertically arranged is formed in the second shell, the regulation mechanism comprises an air cylinder which is fixedly arranged at the top of the second shell, a through hole which is communicated with the vent groove is formed in the bottom of the air cylinder, a sealing cover is connected to the top of the air cylinder through threads, a piston rod is inserted into the sealing cover, and a piston plate is fixedly arranged at the bottom of the piston rod.
In a preferred embodiment, the flow tube extends through the second housing and into the interior cavity of the cell storage tank, and the suction tube communicates with an end of the flow tube remote from the second housing.
In a preferred embodiment, the bottom of the cell storage tank is arranged in a circular arc shape, and polytetrafluoroethylene is coated on the inner wall of the cell storage tank.
In a preferred embodiment, a limiting jack is formed in the sealing cover, the piston rod is inserted into the inner cavity of the limiting jack, the outer wall of the piston rod is fixedly provided with a wear-resistant ring, and the wear-resistant ring is inserted into the inner cavity of the limiting jack in a vertically sliding state.
In a preferred embodiment, the outer wall of the wear-resistant ring is in a linear and sequentially equidistant state and is fixedly provided with a plurality of annular rubber blocks, the outer circumferential diameter length of the annular rubber blocks is consistent with the inner circumferential diameter length of the limiting insertion hole, and the outer circumferential diameter length of the wear-resistant ring is smaller than the inner circumferential diameter length of the limiting insertion hole.
In a preferred embodiment, the outer wall of the piston rod is fixedly provided with a limiting ring, the top of the limiting ring is fixedly provided with a telescopic spring, and the telescopic spring is fixedly arranged at the bottom of the sealing cover.
In a preferred embodiment, the supporting mechanism comprises a plurality of first brackets hinged to the outer wall of the first housing, a plurality of second brackets are hinged to the outer wall of the first housing, a plurality of limit grooves are formed in the inner wall of the second brackets in a linear and sequentially equidistant mode, a plurality of limit blocks are hinged to one sides of the second brackets, and the limit blocks are inserted into inner cavities of the limit grooves.
The utility model has the technical effects and advantages that:
1. according to the utility model, the piston rod capable of moving and pulling up and down is arranged, so that the piston rod is pulled up to adjust the position of the piston plate, the ventilation groove can extract air in the inner cavity of the cell storage tank to generate negative pressure, the flow pipe and the suction pipe can automatically and stably suck cells, and the stem cell extract is directly adsorbed into the inner cavity of the cell storage tank for storage through the flow pipe, so that the problem of hand fatigue caused by the fact that a worker always presses and sucks cells manually is solved;
2. according to the utility model, the wear-resistant ring is arranged on the outer wall of the piston rod, and the telescopic spring is arranged at the bottom of the sealing cover, so that the piston rod is contracted after moving upwards, and after the cell storage tank absorbs stem cells and the cell storage tank is disassembled, the piston rod can pull the whole piston rod to move downwards through the elastic restoring force of the telescopic spring, and further, the piston rod can restore to the original position by itself, so that the piston rod is more convenient for subsequent use;
3. according to the utility model, the first bracket and the second bracket with the adjustable supporting heights are arranged on the outer wall of the first shell, so that the device can always keep a stable and stable state in the process of extracting stem cells, further, the need of manual holding is avoided, and the working efficiency and quality are improved.
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 structure of the present utility model.
Fig. 3 is an enlarged view of the structure of the portion a of fig. 2 according to the present utility model.
Fig. 4 is an enlarged view of the B-section structure of fig. 2 according to the present utility model.
The reference numerals are: 1 a suction mechanism, 101 a first shell, 102 a suction pipe, 103 a second shell, 104 a runner pipe, 105 a cell storage tank, 106 a ventilation groove, 2 a regulation and control mechanism, 21 an air cylinder, 22 a sealing cover, 23 a limiting jack, 24 a piston rod, 25 a piston plate, 26 a limiting ring, 27 a telescopic spring, 28 a wear-resisting ring, 3 a supporting mechanism, 31 a first bracket, 32 a second bracket, 33 a limiting groove and 34 a limiting block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to the accompanying drawings 1-4 of the specification, as shown in fig. 1, the stem cell extraction device comprises an extraction mechanism 1, wherein the top of the extraction mechanism 1 is communicated with a regulating mechanism 2, and the outer wall of the extraction mechanism 1 is fixedly provided with a supporting mechanism 3;
referring to fig. 2-4, the suction mechanism 1 comprises a first housing 101, a suction pipe 102 is fixedly installed at the bottom of the first housing 101, a second housing 103 is fixedly installed on the outer wall of the first housing 101, a sealing cover 22 is fixedly installed inside the first housing 101 and the second housing 103, a piston rod 24 is fixedly connected to the bottom of the second housing 103, the piston rod 25 is synchronously moved up and down in the inner cavity of the air cylinder 21 by pulling up and down the air cylinder 105 to enable the air cylinder 105 to be freely detached and cleaned or replaced, and then can be more sanitary in use, meanwhile, an air vent groove 106 which is vertically arranged is formed in the inner part of the second housing 103, the regulating mechanism 2 comprises an air cylinder 21 which is fixedly installed at the top of the second housing 103, a through hole which is communicated with the air vent groove 106 is formed in the bottom of the air cylinder 21, a sealing cover 22 is fixedly connected to the top of the air cylinder 21, a piston rod 24 is inserted inside the sealing cover 22, and a piston rod 25 is fixedly installed at the bottom of the piston rod 24.
Further, the runner pipe 104 penetrates through the second housing 103 and extends into the inner cavity of the cell storage tank 105, and the straw 102 is communicated with one end, far away from the second housing 103, of the runner pipe 104, so that stem cells extracted by the straw 102 can directly enter the inner cavity of the cell storage tank 105 through the runner pipe 104, the problem that the conventional stem cells and the straw 102 are kept in the same cavity and are damaged due to the fact that the stem cells are not timely moved into the special cell storage tank 105 is avoided, and meanwhile after the cell storage tank 105 is filled, the stem cells can be timely detached from the bottom of the second housing 103 for sealing storage, storage and mention of storage are achieved, secondary transfer is not needed, and the probability of damage to the cells in the transfer process is reduced.
Furthermore, the bottom of the cell storage tank 105 is arranged in an arc shape, polytetrafluoroethylene is coated on the inner wall of the cell storage tank 105, and the purpose of the arrangement is that when the cell extract in the inner cavity of the cell storage tank 105 needs to be poured out, the extract at the bottom of the cell storage tank 105 can be smoothly poured out together, so that the problem that the extract remains in the inner cavity of the cell storage tank 105 due to a sanitary dead angle is avoided, and meanwhile, the polytetrafluoroethylene is coated on the inner wall of the cell storage tank 105, so that the inner wall of the cell storage tank 105 has the characteristics of acid resistance, alkali resistance and various organic solvents resistance, and is almost insoluble in all solvents, and further, the storage of stem cells is prevented from being influenced by the damage of chemical reaction between the cell storage tank 105 and components in a cell extract.
Further, referring to fig. 3, a limiting jack 23 is formed in the sealing cover 22, the piston rod 24 is inserted into the inner cavity of the limiting jack 23, the outer wall of the piston rod 24 is fixedly provided with a wear-resistant ring 28, the wear-resistant ring 28 is inserted into the inner cavity of the limiting jack 23 in a vertically sliding state, the outer wall of the wear-resistant ring 28 is fixedly provided with a plurality of annular rubber blocks in a linear and sequentially equidistant state, the outer circumferential diameter length of the annular rubber blocks is consistent with the inner circumferential diameter length of the limiting jack 23, and the outer circumferential diameter length of the wear-resistant ring 28 is smaller than the inner circumferential diameter length of the limiting jack 23.
Simultaneously, the outer wall fixed mounting of piston rod 24 has spacing ring 26, the top fixed mounting of spacing ring 26 has telescopic spring 27, telescopic spring 27 fixed mounting is in the bottom of sealed lid 22, under the normality, piston rod 24 promotes piston plate 25 and removes the bottom of staying in inflator 21, can make cell storage jar 105 inner chamber produce the negative pressure when pulling up piston rod 24 and make piston plate 25 upwards move, make straw 102 produce suction and absorb the stem cell, telescopic spring 27 shrink simultaneously, wear ring 28 upwards move the inner chamber of passing spacing jack 23, afterwards can stop exerting force to piston rod 24, after cell storage jar 105 absorbs the stem cell and dismantle cell storage jar 105, piston rod 24 can pull through the elasticity restoring force of telescopic spring 27 and hold piston rod 24 whole and move down, wherein, receive the annular rubber piece of wear ring 28 outer wall's stopper, make wear ring 28's lower speed slow down, and then make piston plate 25 steadily descend and resume the normal position, and then when absorbing the stem cell, need not to control always to bleed and gassing, and then make this device more stable when using.
Referring to fig. 4, in order to facilitate the stable state of the device in the process of extracting stem cells, the supporting mechanism 3 includes a plurality of first brackets 31 hinged to the outer wall of the first housing 101, a plurality of second brackets 32 hinged to the outer wall of the first housing 101, a plurality of limiting grooves 33 formed on the inner wall of the plurality of second brackets 32 in a linear and sequentially equidistant state, and a limiting block 34 hinged to one side of the plurality of second brackets 32, wherein the limiting block 34 is inserted into an inner cavity of the limiting groove 33, and according to the size of the storage position of stem cells, the limiting block 34 can be inserted into the inner cavity of the corresponding limiting groove 33 by adjusting the second brackets 32, so that the supporting height of the plurality of first brackets 31 can be adjusted, and meanwhile, after the plurality of limiting blocks 34 are inserted into the inner cavity of the corresponding limiting groove 33, the plurality of first brackets 31 can be stably and limitedly supported on the outer wall of the first housing 101, and further, the top of the storage position of the cells 102 can be stably supported for extraction.
In the specific implementation, firstly, the cell storage tank 105 is installed at the bottom of the second housing 103, so that the cell storage tank 105 is communicated with the runner pipe 104 and the ventilation groove 106, then the device is stably supported at the top of the cell storage position through the adjusting and supporting mechanism 3, the piston rod 24 can be pulled up, after the negative pressure of the inner cavity of the cell storage tank 105, the suction pipe 102 can automatically suck stem cells, and after the cell storage tank 105 is contained, the cell storage tank 105 can be detached and replaced by a new cell storage tank 105 in time.
The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The stem cell extraction device comprises an extraction mechanism (1), wherein the top of the extraction mechanism (1) is communicated with a regulating mechanism (2), and a supporting mechanism (3) is fixedly arranged on the outer wall of the extraction mechanism (1);
the method is characterized in that: suction means (1) are including first shell (101), the bottom fixed mounting of first shell (101) has straw (102), the outer wall fixed mounting of first shell (101) has second shell (103), the inside of first shell (101) and second shell (103) is all fixed mounting has runner pipe (104), the bottom threaded connection of second shell (103) has cell storage jar (105), the ventilation slot (106) that are vertical form and arrange are seted up to the inside of second shell (103), regulation and control mechanism (2) are including fixed mounting at the inflator (21) at second shell (103) top, the through-hole that is linked together with ventilation slot (106) is seted up to the bottom of inflator (21), just the top threaded connection of inflator (21) has sealed lid (22), the inside grafting of sealed lid (22) has piston rod (24), the bottom fixed mounting of piston rod (24) has piston plate (25).
2. The stem cell extraction apparatus of claim 1, wherein: the flow tube (104) penetrates through the second shell (103) and extends into the inner cavity of the cell storage tank (105), and the suction tube (102) is communicated with one end of the flow tube (104) away from the second shell (103).
3. A stem cell extraction apparatus according to claim 2, wherein: the bottom of the cell storage tank (105) is arranged in an arc shape, and polytetrafluoroethylene is coated on the inner wall of the cell storage tank (105).
4. The stem cell extraction apparatus of claim 1, wherein: limiting insertion holes (23) are formed in the sealing cover (22), the piston rod (24) is inserted into the inner cavity of the limiting insertion holes (23), a wear-resistant ring (28) is fixedly arranged on the outer wall of the piston rod (24), and the wear-resistant ring (28) is inserted into the inner cavity of the limiting insertion holes (23) in a vertically sliding mode.
5. The stem cell extraction apparatus of claim 4, wherein: the outer wall of the wear-resistant ring (28) is in a linear and sequentially equidistant state and fixedly provided with a plurality of annular rubber blocks, the outer circumferential diameter length of the annular rubber blocks is consistent with the inner circumferential diameter length of the limiting insertion holes (23), and the outer circumferential diameter length of the wear-resistant ring (28) is smaller than the inner circumferential diameter length of the limiting insertion holes (23).
6. The stem cell extraction apparatus of claim 4, wherein: the outer wall of the piston rod (24) is fixedly provided with a limiting ring (26), the top of the limiting ring (26) is fixedly provided with a telescopic spring (27), and the telescopic spring (27) is fixedly arranged at the bottom of the sealing cover (22).
7. The stem cell extraction apparatus of claim 1, wherein: the supporting mechanism (3) comprises a plurality of first brackets (31) hinged to the outer wall of the first shell (101), a plurality of second brackets (32) are hinged to the outer wall of the first shell (101), a plurality of limit grooves (33) are formed in the inner wall of the second brackets (32) in a linear and sequential equidistant mode, a plurality of limit blocks (34) are hinged to one sides of the second brackets (32), and the limit blocks (34) are inserted into inner cavities of the limit grooves (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320980238.XU CN219849678U (en) | 2023-04-26 | 2023-04-26 | Stem cell extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320980238.XU CN219849678U (en) | 2023-04-26 | 2023-04-26 | Stem cell extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219849678U true CN219849678U (en) | 2023-10-20 |
Family
ID=88344348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320980238.XU Active CN219849678U (en) | 2023-04-26 | 2023-04-26 | Stem cell extraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219849678U (en) |
-
2023
- 2023-04-26 CN CN202320980238.XU patent/CN219849678U/en active Active
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