CN212504820U - Dental pulp stem cell extraction device - Google Patents
Dental pulp stem cell extraction device Download PDFInfo
- Publication number
- CN212504820U CN212504820U CN202020907840.7U CN202020907840U CN212504820U CN 212504820 U CN212504820 U CN 212504820U CN 202020907840 U CN202020907840 U CN 202020907840U CN 212504820 U CN212504820 U CN 212504820U
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- CN
- China
- Prior art keywords
- hole
- workstation
- stem cell
- diameter value
- stripper
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- 238000000605 extraction Methods 0.000 title claims abstract description 15
- 210000005258 dental pulp stem cell Anatomy 0.000 title claims abstract description 13
- 210000000130 stem cell Anatomy 0.000 claims abstract description 8
- 238000001125 extrusion Methods 0.000 abstract description 22
- 238000002474 experimental method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010030 laminating Methods 0.000 abstract description 2
- 239000011521 glass Substances 0.000 abstract 1
- 210000003074 dental pulp Anatomy 0.000 description 6
- 206010024796 Logorrhoea Diseases 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 2
- 210000004262 dental pulp cavity Anatomy 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 108090000145 Bacillolysin Proteins 0.000 description 1
- 102000029816 Collagenase Human genes 0.000 description 1
- 108060005980 Collagenase Proteins 0.000 description 1
- 102000004127 Cytokines Human genes 0.000 description 1
- 108090000695 Cytokines Proteins 0.000 description 1
- 241000628997 Flos Species 0.000 description 1
- 102000035092 Neutral proteases Human genes 0.000 description 1
- 108091005507 Neutral proteases Proteins 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 210000000845 cartilage Anatomy 0.000 description 1
- 229960002424 collagenase Drugs 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 210000003989 endothelium vascular Anatomy 0.000 description 1
- 210000002950 fibroblast Anatomy 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a dental pulp stem cell extraction element relates to stem cell technical field, comprises a workbench, the circular shape through-hole has been seted up at the middle part of workstation, and the inside of through-hole is provided with the backup pad of liftable, the edge of through-hole is provided with the guard ring of fixed mounting on the workstation, the upper surface of workstation is provided with the horizontally sliding's mounting bracket, and the middle part fixed mounting of mounting bracket has telescopic link that can stretch out and draw back from top to bottom, the circular shape stripper plate of bottom fixedly connected with of telescopic link. The utility model discloses a set up pneumatic means and stripper, the mode that utilizes mechanical air pressure is with pulp extrusion breakage, and crushing speed is fast, and crushing effect is good, and the diameter value of stripper is greater than the diameter value of through-hole, guarantees the upper surface laminating setting of stripper and workstation, prevents that the stripper from extrudeing the pulp completely, leads to the pulp extrusion to cross the bits of broken glass, influences going on smoothly of experiment.
Description
Technical Field
The utility model relates to a stem cell technical field, in particular to dental pulp stem cell extraction element.
Background
The dental pulp tissue is positioned in a dental pulp cavity inside a tooth and is the only soft tissue in the dental tissue, the fibroblast cells separated from the dental pulp tissue are called dental pulp stem cells, the dental pulp stem cells have the potential of multidirectional differentiation, and the dental pulp stem cells can be differentiated into cell line types such as fat, bone, cartilage, muscle, vascular endothelium, liver, nerve and the like through the induction of different cytokines besides the cells capable of forming mineralized nodules. In the stem cell extraction, can wrap up the gauze of the tooth with the sterilization that drops, spill the pulp chamber after crowded garrulous, collect the centrifuging tube after taking out the pulp tissue, add proper amount collagenase and neutral protease respectively and constitute mixed culture solution, utilize the water of circulating proper amount temperature to make the centrifuging tube keep at suitable temperature, and rotate the centrifuging tube and utilize the culture solution to decompose out the pulp stem cell, thereby extract out the pulp stem cell, current pulp stem cell extraction process is when crowded garrulous tooth, place the tooth parcel in appointed container with the gauze by the manual work, smash to pieces with the squeeze roll, crowded garrulous process is wasted time and energy, and artifical blind is crowded garrulous, can not guarantee the crowded garrulous degree of breakage of tooth, influence going on smoothly of experiment.
Therefore, it is necessary to provide a dental pulp stem cell extraction device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dental pulp stem cell extraction element to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: pulp stem cell extraction element, comprises a workbench, the circular shape through-hole has been seted up at the middle part of workstation, and the inside of through-hole is provided with the backup pad of liftable, the edge of through-hole is provided with the guard ring of fixed mounting on the workstation, but the upper surface of workstation is provided with horizontal slip's mounting bracket, and the middle part fixed mounting of mounting bracket has telescopic link that can stretch out and draw back from top to bottom, the circular shape stripper plate of bottom fixedly connected with of telescopic link, and the diameter value of stripper plate is greater than the diameter value of through-hole, the diameter value of stripper plate is less than the internal diameter value of guard ring.
Optionally, the upper surface of the workbench is provided with a sliding groove, a sliding block is arranged inside the sliding groove in a sliding mode, and the mounting frame is fixedly mounted with the sliding block.
Through setting up spout and slider, pass through the spout with the stripper plate and remove to one side of workstation with the slider before the tooth extrusion is broken finishes, do not influence the sight that the tooth was put or was extracted, convenient to use is swift.
Optionally, a screw rod lifter is fixedly mounted inside the through hole, the screw rod lifter comprises a screw rod and a driving shaft, a supporting plate is fixedly connected to the top end of the screw rod, and the supporting plate and the through hole are arranged in a sliding sealing mode.
Optionally, one side of the screw rod lifter is fixedly connected with a shaft sleeve, the rotatable driving shaft is sleeved inside the shaft sleeve, and one end, far away from the screw rod lifter, of the driving shaft is fixedly connected with a rotating wheel.
Through setting up lead screw lift, screw rod, backup pad, drive shaft and runner, to the variation in size of tooth, put the tooth in the backup pad, rotate the runner, use through the cooperation of lead screw lift, screw rod and drive shaft and drive backup pad height-adjusting from top to bottom, effectual atress size when having guaranteed the tooth extrusion ensures the broken quality of tooth, promotes the experiment success rate.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up telescopic link and stripper plate, the mode that utilizes mechanical atmospheric pressure extrudees the tooth breakage, and crushing speed is fast, and crushing effect is good, and the diameter value of stripper plate is greater than the diameter value of through-hole, guarantees the upper surface laminating setting of stripper plate and workstation, prevents that the stripper plate from extrudeing the tooth completely, leads to the tooth to extrude the breakage, influences going on smoothly of experiment.
2. The utility model discloses a set up the guard ring, when the stripper plate contact tooth extrusion was broken, the internal diameter value of guard ring slightly was greater than the diameter value of stripper plate, and the guard ring forms sealed environment, has effectually prevented that the broken back of tooth from being hit and fly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the schematic view of the sectional structure of the workbench of the present invention.
Fig. 3 is a schematic view of the structure of the present invention.
In the figure: 1. a work table; 2. a through hole; 3. a chute; 4. a slider; 5. a mounting frame; 6. a guard ring; 7. a telescopic rod; 8. a pressing plate; 9. a screw rod lifter; 10. a screw; 11. a support plate; 12. a shaft sleeve; 13. a drive shaft; 14. a rotating wheel.
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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The utility model provides a dental pulp stem cell extraction device as shown in figures 1-3, which comprises a workbench 1, a circular through hole 2 is arranged in the middle of the workbench 1, a liftable support plate 11 is arranged in the through hole 2, a protective ring 6 fixedly arranged on the workbench 1 is arranged at the edge of the through hole 2, a mounting rack 5 capable of horizontally sliding is arranged on the upper surface of the workbench 1, a chute 3 is arranged on the upper surface of the workbench 1, a slider 4 is arranged in the chute 3 in a sliding manner, the mounting rack 5 and the slider 4 are fixedly arranged, the mounting rack 5 is moved to one side of the workbench 1 through the chute 3 and the slider 4 before and after the extrusion and crushing of teeth are finished, the visual line of dental pulp placement or extraction is not influenced, the use is convenient and fast, a telescopic rod 7 capable of vertically extending and retracting is fixedly arranged in the middle of the mounting rack 5, a circular extrusion plate 8, through the arrangement of the telescopic rod 7 and the extrusion plate 8, teeth are extruded and crushed by utilizing a mechanical air pressure mode, the crushing speed is high, the crushing effect is good, the diameter value of the extrusion plate 8 is larger than that of the through hole 2, the extrusion plate 8 is ensured to be arranged in a fit manner with the upper surface of the workbench 1, dental pulp is prevented from being completely extruded by the extrusion plate 8, the dental pulp is extruded and crushed, the smooth proceeding of an experiment is influenced, the diameter value of the extrusion plate 8 is smaller than the inner diameter value of the protection ring 6, the protection ring 6 is arranged, when the extrusion plate 8 contacts with the teeth for extrusion and crushing, the inner diameter value of the protection ring 6 is slightly larger than that of the extrusion plate 8, the protection ring 6 forms a sealed environment, the teeth are effectively prevented from being knocked away after being crushed, the screw rod lifter 9 is fixedly arranged inside the through hole 2, the screw rod lifter 9 comprises a screw rod 10 and a driving shaft 13, the top end of the screw, it is optional, one side fixedly connected with axle sleeve 12 of lead screw lift 9, rotatable drive shaft 13 cup joints the inside at axle sleeve 12, one end fixedly connected with runner 14 of lead screw lift 9 is kept away from to drive shaft 13, through setting up lead screw lift 9, the screw rod 10, backup pad 11, drive shaft 13 and runner 14, to the variation in size of tooth, put the tooth in backup pad 11, rotate runner 14, use drive backup pad 11 height-adjusting from top to bottom through lead screw lift 9, the cooperation of screw rod 10 and drive shaft 13, effectual atress size when having guaranteed the tooth extrusion, ensure the broken quality of tooth, the success rate of promotion experiment.
The utility model discloses the theory of operation:
when the dental floss protective device is used, gauze is placed on the supporting plate 11, teeth are placed on the gauze, the rotating wheel 14 is rotated, the rotating wheel 14 drives the screw rod 10 to rotate through the driving shaft 13 and the screw rod lifter 9 to move up and down, the screw rod 10 drives the supporting plate 11 to move up and down, the exposed height of the teeth based on the workbench 1 is adjusted according to the size of the teeth, the mounting frame 5 is dragged, the sliding block 4 at the bottom end of the mounting frame 5 drives the sliding groove 3 to move to one side, close to the middle part of the workbench 1, the telescopic rod 7 is started, the telescopic rod 7 drives the extrusion plate 8 to carry out downward pressure test, the diameter value of the extrusion plate 8 is larger than that of the through hole 2, the extrusion plate 8 is ensured to be attached to the upper surface of the workbench 1, the extrusion plate 8 is prevented from completely extruding dental pulp, when the extrusion plate 8 contacts with the teeth to carry out extrusion and crushing, the inner diameter, through setting up telescopic link 7 and stripper plate 8, utilize the mode of mechanical air pressure to extrude the breakage with the tooth, crushing speed is fast, and crushing effect is good, and the tooth is broken back, passes through slider 4 with mounting bracket 5, moves to the opposite side of spout 3, does not influence the sight that the pulp was put or was drawed, and convenient to use is swift.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (4)
1. Pulp stem cell extraction element, including workstation (1), its characterized in that: circular shape through-hole (2) have been seted up at the middle part of workstation (1), and the inside of through-hole (2) is provided with backup pad (11) of liftable, the edge of through-hole (2) is provided with guard ring (6) of fixed mounting on workstation (1), the upper surface of workstation (1) is provided with horizontal slip mounting bracket (5), and the middle part fixed mounting of mounting bracket (5) has telescopic link (7) that can stretch out and draw back from top to bottom, and the bottom fixedly connected with circular shape stripper plate (8) of telescopic link (7), and the diameter value of stripper plate (8) is greater than the diameter value of through-hole (2), the diameter value of stripper plate (8) is less than the internal diameter value of guard ring (6).
2. The dental pulp stem cell extraction device according to claim 1, wherein: workstation (1) upper surface is equipped with spout (3), and the inside slip of spout (3) is provided with slider (4), mounting bracket (5) and slider (4) fixed mounting.
3. The dental pulp stem cell extraction device according to claim 1, wherein: the inside fixed mounting of through-hole (2) has lead screw lift (9), and lead screw lift (9) include screw rod (10) and drive shaft (13), the top fixedly connected with backup pad (11) of screw rod (10), backup pad (11) are sliding seal setting with through-hole (2).
4. The dental pulp stem cell extraction device according to claim 3, wherein: one side fixedly connected with axle sleeve (12) of lead screw lift (9), drive shaft (13) rotate to cup joint in the inside of axle sleeve (12), the one end fixedly connected with runner (14) that lead screw lift (9) was kept away from in drive shaft (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020907840.7U CN212504820U (en) | 2020-05-26 | 2020-05-26 | Dental pulp stem cell extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020907840.7U CN212504820U (en) | 2020-05-26 | 2020-05-26 | Dental pulp stem cell extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212504820U true CN212504820U (en) | 2021-02-09 |
Family
ID=74393132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020907840.7U Active CN212504820U (en) | 2020-05-26 | 2020-05-26 | Dental pulp stem cell extraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212504820U (en) |
-
2020
- 2020-05-26 CN CN202020907840.7U patent/CN212504820U/en active Active
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