CN211847943U

CN211847943U - Separation tool of dental pulp stem cells

Info

Publication number: CN211847943U
Application number: CN202020037458.5U
Authority: CN
Inventors: 姚玲玲; 宋丹; 罗保君; 杨苗; 孟得龙
Original assignee: Huanshenghui Biogenetic Technology Beijing Co ltd
Current assignee: Huanshenghui Biogenetic Technology Beijing Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-11-03
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses a separation instrument of pulp stem cell, including fuselage, base, case, lid, sample hook, adult's alveolus, infant's alveolus, handle, disc, round bar, first square pole, recess, screw hole, threaded rod, first square hole, first pivot, second square pole, first gear, second pivot, second square hole and second gear. The utility model discloses it is rational in infrastructure, be provided with adult's alveolus and infant's alveolus, can satisfy the broken demand of multiple different teeth, when carrying out breakage, the manual work provides drive power through twist grip, transmission through transmission ejection mechanism, realize the rotation of threaded rod in the screw hole, the threaded rod carries out slow moving, carry out the pressure of tooth and move, realize breakage, the artifical required drive power has been reduced, further transmission ejection mechanism realizes the transmission through first gear and second gear, through the drive ratio between, the deceleration can be carried out, further reduce artificial drive power, labor-saving effect is better.

Description

Separation tool of dental pulp stem cells

Technical Field

The utility model relates to a separation tool specifically is a separation tool of dental pulp stem cell, belongs to dental pulp stem cell separation and application technical field.

Background

The dental pulp stem cells are stem cells separated from dental pulp tissues, have the potential of multidirectional differentiation, have strong cloning forming capability, and 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; the dental pulp stem cells have the general characteristics of mesenchymal stem cells, low immunogenicity, no rejection reaction and immunoregulation function; therefore, dental pulp stem cells are widely used in medical research and disease treatment.

In prior art, non-special type instruments such as vice, hemostatic forceps are all used to pulp stem cell extraction instrument most, and the tooth is the hardest organ of human health, to most laboratory technician, can be very hard with tools such as vice and hemostatic forceps to open the tooth, and crushing process is difficult for holding simultaneously, when easily causing the tooth breakage, the piece splashes, vigorously pinches off the tooth, probably makes pulp tissue damage. Therefore, a tool for separating dental pulp stem cells has been proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving the above problems and to providing a tool for separating dental pulp stem cells.

The utility model realizes the purpose by the following technical proposal, a separation tool of dental pulp stem cells, which comprises a machine body, a handle and a sampling mechanism fixedly arranged on the machine body, wherein the top part of one side of the machine body is provided with an infant alveolus and an adult alveolus, the interior of the machine body is provided with a groove, and two transmission ejection mechanisms are arranged inside the groove;

the transmission ejection mechanism comprises a threaded hole, a first gear and a second gear, a first rotating shaft and a second rotating shaft are fixedly mounted in the middle of the first gear and the middle of the second gear respectively, the first rotating shaft and the second rotating shaft are rotatably mounted in the groove, one end of the second rotating shaft penetrates through one side wall of the machine body, a second square hole is formed in one end of the second rotating shaft, a threaded rod is connected in the threaded hole in a threaded manner, a first square hole is formed in the middle of the threaded rod in the length direction, the first square hole is matched with a second square rod, and one end of the second square rod is fixedly connected with one end of the first rotating shaft;

one side of each of the infant tooth socket and the adult tooth socket is communicated with one end of the threaded hole, the handle is arranged at one end of the second rotating shaft, and the handle is connected with the second square hole in a matched mode.

Preferably, the sampling mechanism comprises a storage box, a box cover and a sampling hook, the sampling hook is placed inside the storage box, the box bottom of the storage box is fixedly connected with the machine body, and the opening at the top of the storage box is connected with the box cover in a clamping manner.

Preferably, the front and the back of the bottom of the machine body are fixedly provided with bases, and the bases are of semicircular disc structures.

Preferably, the first gear diameter is three to four times the second gear diameter.

Preferably, the handle comprises a disc, a round rod and a first square rod, one end of the round rod is fixedly connected with the middle of the disc, and the other end of the round rod is fixedly connected with the first square rod.

Preferably, the aperture of the adult alveolus is larger than that of the infant alveolus.

The utility model has the advantages that:

this kind of separation instrument of pulp stem cell compares with traditional instrument, its breakage that is used for the tooth specially, be provided with adult's alveolus and infant's alveolus, can satisfy the broken demand of multiple different teeth, when carrying out the breakage, the manual work provides drive power through turning handle, transmission through transmission ejection mechanism, realize the rotation of threaded rod in the screw hole, the threaded rod carries out the slow movement, carry out the pressure of tooth and move, realize the breakage, the required power of artifical rotation has been reduced, further transmission ejection mechanism realizes the transmission through first gear and second gear, the diameter difference between passing through forms the drive ratio, can carry out the deceleration, further reduce artificial drive power, labor-saving effect is better, the pressure moves slowly simultaneously, the difficult fragment that causes the tooth breakage splashes, difficult injury pulp tissue simultaneously, tooth compression process is easily to the accuse.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the inner structure of the storage box of the present invention;

FIG. 3 is a schematic view of the internal structure of the groove of the present invention;

FIG. 4 is a schematic view of the connection structure of the handle and the second shaft of the present invention;

fig. 5 is a schematic view of the end structure of the threaded rod of the present invention.

In the figure: 1. the device comprises a body, 2, a base, 3, a storage box, 4, a box cover, 5, a sampling hook, 6, an adult tooth socket, 7, a child tooth socket, 8, a handle, 801, a disc, 802, a round rod, 803, a first square rod, 9, a groove, 10, a threaded hole, 11, a threaded rod, 1101, a first square hole, 12, a first rotating shaft, 13, a second square rod, 14, a first gear, 15, a second rotating shaft, 1501, a second square hole, 16 and a second gear.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those 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.

Referring to fig. 1-5, a separation tool for dental pulp stem cells comprises a machine body 1, a handle 8 and a sampling mechanism fixedly mounted on the machine body 1, wherein the top of one side of the machine body 1 is provided with an infant alveolus 7 and an adult alveolus 6, the interior of the machine body 1 is provided with a groove 9, and two transmission ejection mechanisms are arranged inside the groove 9;

the transmission ejection mechanism comprises a threaded hole 10, a first gear 14 and a second gear 16, a first rotating shaft 12 and a second rotating shaft 15 are fixedly mounted in the middle of the first gear 14 and the second gear 16 respectively, the first rotating shaft 12 and the second rotating shaft 15 are both rotatably mounted inside the groove 9, one end of the second rotating shaft 15 penetrates through one side wall of the machine body 1, a second square hole 1501 is formed in one end of the second rotating shaft 15, a threaded rod 11 is connected to the inner portion of the threaded hole 10 in a threaded manner, a first square hole 1101 is formed in the middle of the threaded rod 11 in the length direction, a second square rod 13 is matched with the first square hole 1101, and one end of the second square rod 13 is fixedly connected with one end of the first rotating shaft 12;

one side of the infant alveolus 7 and one side of the adult alveolus 6 are both communicated with one end of the threaded hole 10, the handle 8 is arranged at one end of the second rotating shaft 15, and the handle 8 is connected with the second square hole 1501 in a matching mode.

The sampling mechanism consists of a storage box 3, a box cover 4 and a sampling hook 5, the sampling hook 5 is placed inside the storage box 3, the box bottom of the storage box 3 is fixedly connected with the machine body 1, and the opening at the top of the storage box 3 is connected with the box cover 4 in a clamping manner and used for taking out dental pulp; the front and the back of the bottom of the machine body 1 are both fixedly provided with the base 2, and the base 2 is of a semicircular disc 801 type structure, so that the center of gravity is reduced, and the placing stability is improved; the diameter of the first gear 14 is three to four times that of the second gear 16, so that the speed is reduced, and the force required by a worker to rotate the handle 8 is reduced; the handle 8 is composed of a disc 801, a round rod 802 and a first square rod 803, wherein one end of the round rod 802 is fixedly connected with the middle part of the disc 801, the other end of the round rod 802 is fixedly connected with the first square rod 803 and can be used for driving the second rotating shaft 15, and the first square rod 803 can be embedded in and separated from the second square hole 1501; the aperture of the adult tooth socket 6 is larger than that of the infant tooth socket 7, and the adult tooth socket and the infant tooth socket are respectively used for teeth of adults and infants, so that the situation that gaps are large after the teeth are placed is avoided.

When the utility model is used, the tooth needing to take dental pulp stem cells is disinfected on the surface, the tool is put into an autoclave bag for autoclaving, the tool is wrapped by the autoclave bag after being sterilized and baked, the tool is taken into a superclean workbench after being sprayed with 75 percent alcohol for surface sterilization, the tool is put well, corresponding notches are selected according to tooth types, the handle 8 is held by hands, the first square rod 803 is inserted into the second square hole 1501, the sterilized tooth is slowly placed into an adult alveolus 6 or an infant alveolus 7 after being washed down by a hemostatic forceps or a big forceps, then the handle 8 is slowly rotated in the forward direction, the second rotating shaft 15 rotates along with the handle 8 to drive the second gear 16 to rotate, the transmission is carried out through the second gear 16 and the first gear 14, the speed reduction is realized, the first rotating shaft 12 drives the second square rod 13 to rotate, the threaded rod 11 rotates along with the second square rod 13, rotating in the threaded hole 10, extending into an adult alveolus 6 or an infant alveolus 7, slowly stressing teeth, when the pressure reaches a certain degree, cracking the teeth to expose the pulp inside, taking out the pulp inside through the sampling hook 5, and putting into a disposable sterile culture dish;

after the dental pulp is taken out, the handle 8 is rotated reversely, the threaded rod 11 loosens the teeth, the separation tool of the dental pulp stem cells is taken out of the super clean bench for cleaning, and the dental pulp stem cells are sterilized by high pressure and left for next use. Wherein: the whole material is stainless steel with high pressure, and can be sterilized under high pressure.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A separation tool for dental pulp stem cells, comprising: the device comprises a machine body (1), a handle (8) and a sampling mechanism fixedly installed on the machine body (1), wherein a child tooth socket (7) and an adult tooth socket (6) are formed in the top of one side of the machine body (1), a groove (9) is formed in the machine body (1), and two transmission ejection mechanisms are arranged in the groove (9); the transmission ejection mechanism comprises a threaded hole (10), a first gear (14) and a second gear (16), wherein a first rotating shaft (12) and a second rotating shaft (15) are fixedly mounted in the middle of the first gear (14) and the second gear (16) respectively, the first rotating shaft (12) and the second rotating shaft (15) are rotatably mounted inside the groove (9), one end of the second rotating shaft (15) penetrates through one side wall of the machine body (1), one end of the second rotating shaft (15) is provided with a second square hole (1501), the threaded hole (10) is internally connected with a threaded rod (11) in a threaded manner, the middle of the threaded rod (11) is provided with a first square hole (1101) along the length direction, the first square hole (1101) is matched with a second square rod (13), and one end of the second square rod (13) is fixedly connected with one end of the first rotating shaft (12);

infant's alveolus (7) and one side of adult's alveolus (6) all communicate with screw hole (10) one end, handle (8) set up the one end in second pivot (15), and handle (8) are connected with second square hole (1501) cooperation.

2. The tool for separating dental pulp stem cells according to claim 1, wherein: the sampling mechanism is composed of a storage box (3), a box cover (4) and a sampling hook (5), the sampling hook (5) is placed inside the storage box (3), the box bottom of the storage box (3) is fixedly connected with the machine body (1), and the opening at the top of the storage box (3) is connected with the box cover (4) in a clamping mode.

3. The tool for separating dental pulp stem cells according to claim 1, wherein: the bottom of fuselage (1) openly and the equal fixed mounting in back have base (2), and base (2) are half-round dish (801) type structure.

4. The tool for separating dental pulp stem cells according to claim 1, wherein: the first gear (14) has a diameter three to four times the diameter of the second gear (16).

5. The tool for separating dental pulp stem cells according to claim 1, wherein: the handle (8) is composed of a disc (801), a round rod (802) and a first square rod (803), one end of the round rod (802) is fixedly connected with the middle of the disc (801), and the other end of the round rod (802) is fixedly connected with the first square rod (803).

6. The tool for separating dental pulp stem cells according to claim 1, wherein: the aperture of the adult alveolus (6) is larger than that of the infant alveolus (7).