CN115192826A

CN115192826A - Stem cell introduction system

Info

Publication number: CN115192826A
Application number: CN202210703123.6A
Authority: CN
Inventors: 苏怀英
Original assignee: Individual
Current assignee: Hunan Qiuzhiyun Biotechnology Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-10-18
Anticipated expiration: 2042-06-21
Also published as: CN115192826B

Abstract

The invention discloses a stem cell leading-in system, which comprises a placing disc, wherein a completely-penetrating limiting groove is formed in the upper surface of the placing disc, a fixed-shaft rotating disc is arranged in the limiting groove, the rotating disc is provided with two symmetrical vortex-shaped grooves, sliding rods for limiting sliding are arranged in the two vortex-shaped grooves, the sliding rods penetrate through the vortex-shaped grooves and extend inwards and are fixedly connected with a positioning mechanism, the positioning mechanism comprises a sleeve pipe penetrating through the central position of the placing disc, the bottom ends of the sleeve pipe are fixedly connected with sliding strips, the bottom ends of the two sliding rods are fixedly connected with pushing blocks, the upper surface of each pushing block is provided with a through groove for limiting sliding of the sliding strips, positioning columns are fixedly connected to the opposite sides of the pushing blocks, and telescopic columns are arranged on one sides of the positioning columns. The invention has the advantages of preventing the needle head from deviating and accurately positioning the injector in the injection process, and solves the problems that the injection position is deviated and the stem cells are difficult to convey to the lesion part because the needle head is easy to deviate in the existing stem cell injection process.

Description

Stem cell introduction system

Technical Field

The invention relates to the technical field of stem cell introduction, in particular to a stem cell introduction system.

Background

Stem cells are a type of pluripotent cells with the ability to self-renew, self-replicate. The stem cells can be divided into embryonic stem cells and adult stem cells, can be divided into totipotent stem cells, pluripotent stem cells and unipotent stem cells according to different differentiation potentials, and have the characteristics of multidirectional differentiation potentials, unlimited division, proliferation and the like.

Among them, mesenchymal stem cells have been receiving increasing attention because they have the characteristics of multipotentiality, hematopoietic support, promotion of stem cell implantation, immune regulation and self-replication, etc. The mesenchymal stem cells can be differentiated into a plurality of tissue cells such as fat, bone, cartilage, muscle, tendon, ligament, nerve, liver, cardiac muscle, endothelium and the like under specific induction conditions in vivo or in vitro, and have wide effects on repairing tissue and organ injuries caused by aging and pathological changes. In view of the above problems, the present invention provides a stem cell introduction system.

Disclosure of Invention

The invention aims to provide a stem cell introducing system, which has the advantages of effectively preventing a needle head from deviating and accurately positioning an injector in an injection process, and solves the problems that the injection position is deviated and stem cells are difficult to convey to a lesion part due to easy deviation of the needle head in the existing stem cell injection process.

In order to achieve the purpose, the invention provides the following technical scheme: the stem cell introducing system comprises a placing disc, wherein a limiting groove which is completely penetrated is formed in the upper surface of the placing disc, a rotating disc which rotates in a fixed shaft mode is arranged in the limiting groove, two symmetrical vortex-shaped grooves are formed in the rotating disc, sliding rods which limit sliding are arranged in the two vortex-shaped grooves, and the sliding rods penetrate through the vortex-shaped grooves to extend inwards and are fixedly connected with a positioning mechanism;

positioning mechanism is including running through the sleeve pipe of placing a set central point and putting, sleeve pipe bottom fixedly connected with draw runner, two slide bar bottom fixedly connected with promotes the piece, it sets up and offers the spacing gliding logical groove of confession draw runner to promote a set upper surface, promote the equal fixedly connected with reference column in the relative one side of piece, reference column one side is provided with flexible post, the spacing tank bottom is located two slide bar central point puts fixed mounting and has the holding ring, set up the through-hole that supplies the syringe needle to pass on the holding ring, the opening corresponding with flexible post is seted up to the holding ring both sides.

Preferably, through holes are symmetrically formed in one side, close to the pushing block, of the inner contour of the limiting groove, sliding columns moving axially are arranged in the through holes, the sliding columns penetrate through the through holes to extend inwards and are fixedly connected with the pushing block, an opening is formed in one side, opposite to the positioning column, of the positioning column, and a first spring is arranged on one side, located in the opening, of the telescopic column.

Preferably, a placing groove for placing the injector is formed in the center of the upper surface of the sleeve, mounting holes are symmetrically formed in the inner contour of the sleeve, fixing lugs are fixedly mounted in the mounting holes, a second spring is arranged on one side, located in the mounting holes, of each fixing lug, and the protruding parts of the fixing lugs are semi-spherical.

Preferably, place a set upper surface symmetry and be provided with the dead lever, the dead lever is provided with two, two the relative one side of dead lever is fixed with the limiting plate, the spout has been seted up on the limiting plate surface, the slide bar runs through spout and vortex groove and extends to the rolling disc bottom, spout and vortex groove all with the spacing sliding connection of slide bar.

Preferably, the dead lever one end is kept away from to the dead lever upper surface is provided with pushing mechanism, pushing mechanism includes the catch bar, fixed mounting has the stopper on the slide bar, the stopper is the type of falling L, spacing mouthful has been seted up on the stopper, catch bar one end runs through spacing mouthful outside extension and fixed connection push rod, dead lever one end is kept away from on the limiting plate to the bottom of catch bar, the limiting plate upper surface is provided with the stationary blade, the stationary blade is located dead lever bottom both sides, the stationary blade passes through the round pin hub connection with the push rod.

Preferably, the rolling disc outside fixedly connected with driving gear, driving gear transmission is connected with adsorption apparatus, adsorption apparatus includes driven gear, place the dish upper surface and be close to driving gear one side and set up the opening that the symmetry set up and be connected with driven gear dead axle rotation through this opening, driving gear and driven gear intermeshing, driven gear center set up threaded hole and have the screw rod through this screw hole spiro union, the screw rod bottom is provided with the absorption chamber, screw rod swing joint has the piston, place the dish lower surface and set up the negative pressure and adsorb the mouth, the negative pressure adsorbs the mouth and link up with the absorption chamber, the absorption chamber is provided with the check valve with negative pressure adsorption mouth intercommunication department, negative pressure adsorbs mouthful bottom fixedly connected with rubber dish.

Preferably, the adsorption mechanism comprises a miniature suction pump, one side of the outer contour of the placing disc is fixedly connected with a connector, the connector is fixedly connected with the suction end of the miniature suction pump, a connector is formed in the surface of the connector, and a one-way valve is arranged in the connector.

Preferably, the sleeve and the placing disc are both made of a high-transparency non-toxic material, and the non-toxic material is polyvinyl chloride or polypropylene.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the adsorption cavity is arranged, when the driving gear rotates, the piston moves upwards to suck out air in the negative pressure adsorption port, so that negative pressure is formed in the negative pressure adsorption port, the rubber disc at the negative pressure adsorption port is tightly attached to the skin, the placing disc can be adsorbed on the outer side of the skin, and the placing disc is integrally fixed;

2. according to the invention, by arranging the positioning mechanism, the pushing block pushes the telescopic column to fix the syringe needle in the positioning ring, so that the syringe needle can be effectively prevented from being deviated, and is always aligned to a lesion part, and the accurate injection position is ensured;

3. through setting up pushing mechanism, when two slide bars continued the motion in opposite directions, two catch bars crisscross promotion piston handle each other, and piston handle downstream injects stem cell to the lesion position, and through setting up two catch bars and crisscross promotion piston handle each other, can make the more stable downstream of piston handle.

Drawings

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic bottom view of the tray of the present invention;

FIG. 4 is a schematic view of the telescopic column of the present invention;

FIG. 5 is a first schematic structural diagram of a positioning mechanism according to the present invention;

FIG. 6 is a cross-sectional structural view of the sleeve of the present invention;

FIG. 7 is a schematic view of the positioning mechanism and pushing mechanism of the present invention;

FIG. 8 is a schematic view of the internal structure of the adsorption chamber according to the present invention;

fig. 9 is a three-dimensional schematic view of the present invention.

In the figure: 1. placing a tray; 2. a limiting groove; 3. rotating the disc; 4. a volute shaped slot; 5. a slide bar; 6. a sleeve; 7. a slide bar; 701. a through groove; 8. a pushing block; 801. a sliding post; 9. a positioning column; 10. a telescopic column; 11. a positioning ring; 12. a placement groove; 13. fixing the bump; 14. fixing the rod; 15. a limiting plate; 16. a chute; 17. a limiting block; 18. a limiting port; 19. a push rod; 20. a push rod; 21. a fixing sheet; 22. a driving gear; 23. a driven gear; 24. a screw; 25. a threaded hole; 26. a piston block; 27. a negative pressure adsorption port; 28. an adsorption chamber; 29. a micro getter pump; 30. a connector; 31. a connecting port; 32. a second spring; 33. a first spring; 34. a rubber disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 to 8, the present invention provides a technical solution: the stem cell introducing system comprises a placing disc 1, wherein a limiting groove 2 which is completely penetrated through is formed in the upper surface of the placing disc 1, a rotating disc 3 which rotates in a fixed shaft mode is arranged in the limiting groove 2, two symmetrical vortex-shaped grooves 4 are formed in the rotating disc 3, sliding rods 5 which slide in a limiting mode are arranged in the two vortex-shaped grooves 4, and the sliding rods 5 penetrate through the vortex-shaped grooves 4 to extend inwards and are fixedly connected with a positioning mechanism;

positioning mechanism is including running through the sleeve pipe 6 of placing 1 central point of dish and putting, 6 bottom fixedly connected with draw runner 7 of sleeve pipe, 5 bottom fixedly connected with of two slide bars promote piece 8, promote 8 upper surfaces of piece and set up and offer and supply 7 spacing gliding logical grooves 701 of draw runner, promote the equal fixedly connected with reference column 9 in the relative one side of piece 8, reference column 9 one side is provided with

flexible post

10, 2 bottoms in spacing groove are located two 5 central point of slide bar and put fixed mounting have holding ring 11, set up the through-hole that supplies the syringe needle to pass on holding ring 11, the opening corresponding with flexible post 10 is seted up to holding ring 11 both sides.

Through setting up positioning mechanism, when clockwise rotation driving gear 22, make and carry out the horizontal direction removal in vortex groove 4 at slide bar 5, when two slide bars 5 move in opposite directions in vortex groove 4, the slip post 801 of slide bar 5 bottom when two slide bars 5 move in opposite directions, set up through promoting 8 upper surfaces of piece and offer and supply the spacing gliding logical groove 701 of draw runner 7, promote piece 8 and promote draw runner 7 and move down in logical groove 701, sleeve pipe 6 moves down along with draw runner 7, and make the whole downstream of syringe in sleeve pipe 6, promote the flexible post 10 of piece 8 one side simultaneously and pass the opening of holding ring 11 both sides, and fix the syringe needle through flexible post 10, promote flexible post 10 through promoting piece 8 and carry out the opposite direction centre gripping fixed to syringe needle in holding ring 11, can prevent effectively that the syringe needle from taking place the skew, make it aim at the sick and damaged position all the time, guarantee that the injection position is accurate.

As shown in fig. 3, 4 and 5, through holes are symmetrically formed in one side of the inner contour of the limiting groove 2, which is close to the pushing block 8, axial-motion sliding columns 801 are arranged in the through holes, the sliding columns 801 penetrate through the through holes to extend inwards and are fixedly connected with the pushing block 8, an opening is formed in one side, opposite to the positioning column 9, of the positioning column, and a first spring 33 is arranged on one side, located in the opening, of the telescopic column 10.

A first spring 33 is arranged on one side, located in the opening, of the telescopic column 10, the pushing blocks 8 at the bottoms of the two sliding rods 5 push the telescopic column 10 to contract inwards against the elastic force of the first spring 33, the needle of the syringe is continuously fixed, and the syringe and the sleeve are fixed and stopped to move while the two sliding rods 5 move relatively in the vortex-shaped groove 4.

As shown in fig. 5 and 6, a placement groove 12 for placing a syringe is formed in the center of the upper surface of the sleeve 6, mounting holes are symmetrically formed in the inner wall of the sleeve 6, fixing lugs 13 are fixedly mounted in the mounting holes, a second spring 32 is arranged on one side of each fixing lug 13 in each mounting hole, and the protruding portion of each fixing lug 13 is semi-spherical.

The second spring 32 is arranged on one side, located in the mounting hole, of the fixing lug 13, the syringe is inserted into the sleeve 6, so that the syringe is fixed to a certain extent by the semi-spherical fixing lug 13, and the position of the syringe in the sleeve 6 is adjusted by overcoming the friction force of the fixing lug 13 on the whole syringe under certain pressure.

As shown in fig. 1 and 2, the fixing rods 14 are symmetrically arranged on the upper surface of the placing disc 1, two fixing rods 14 are arranged, a limiting plate 15 is fixed on one side, opposite to the two fixing rods 14, of the limiting plate 15, a sliding groove 16 is formed in the surface of the limiting plate 15, the sliding rod 5 penetrates through the sliding groove 16 and the vortex groove 4 and extends to the bottom of the rotating disc 3, and the sliding groove 16 and the vortex groove 4 are both in limiting sliding connection with the sliding rod 5.

The sliding grooves 16 and the vortex-shaped grooves 4 are in limit sliding connection with the sliding rods 5, the upper ends of the sliding grooves 16 and the vortex-shaped grooves 4 are limited, so that the sliding grooves 16 and the vortex-shaped grooves 4 are always in sliding connection, and when the rotating disc 3 rotates, the sliding rods 5 move in the horizontal direction under the limit condition of the vortex-shaped grooves 4 and the sliding grooves 16.

As shown in fig. 1, fig. 5 and fig. 7, dead lever 14 one end is kept away from to dead lever 14 upper surface is provided with pushing mechanism, pushing mechanism includes catch bar 20, fixed mounting has stopper 17 on the slide bar 5, stopper 17 is the type of falling L, stopper 17 is last to have seted up spacing mouth 18, catch bar 20 one end runs through spacing mouthful 18 and outwards extends and fixed connection propelling movement pole 19, catch bar 20's bottom is located keeps away from dead lever 14 one end on the limiting plate 15, limiting plate 15 upper surface is provided with stationary blade 21, stationary blade 21 is located dead lever 14 bottom both sides, stationary blade 21 passes through the round pin hub connection with propelling movement pole 19.

Through setting up pushing mechanism, when slide bar 5 lasts the relative motion, two slide bars 5 promote catch bar 20 in spacing mouth 18 and use the round pin axle to rotate to vertical direction as the centre of a circle, propelling movement pole 19 rotates along with catch bar 20, after the syringe downstream to a certain extent in the sleeve pipe 6, the piston handle is located under propelling movement pole 19, when two propelling movement poles 19 and piston handle contact, two catch bar 20 are crisscross to promote the piston handle each other, the piston handle downstream injects the stem cell to the lesion position, through setting up two catch bar 20 and promote the piston handle each other in a crisscross way, can make the more stable downstream of piston handle.

As shown in fig. 1 and 8, the driving gear 22 is fixedly connected to the outer side of the rotating disc 3, the driving gear 22 is in transmission connection with an adsorption mechanism, the adsorption mechanism comprises a driven gear 23, an opening symmetrically formed in one side, close to the driving gear 22, of the upper surface of the placing disc 1 is connected with the driven gear 23 in a fixed-axis rotation mode through the opening, the driving gear 22 is meshed with the driven gear 23, a threaded hole 25 is formed in the center of the driven gear 23, a screw 24 is screwed in the threaded hole 25, an adsorption cavity 28 is formed in the bottom end of the screw 24, a piston block 26 is movably connected to the screw 24, a negative pressure adsorption port 27 is formed in the lower surface of the placing disc 1, the negative pressure adsorption port 27 is communicated with the adsorption cavity 28, a one-way valve is arranged at the communication position of the adsorption cavity 28 and the negative pressure adsorption port 27, and a rubber disc 34 is fixedly connected to the bottom of the negative pressure adsorption port 27.

Through driving gear 22 and driven gear 23 intermeshing, driving gear 22 rotates and makes two driven gear 23 of drive rotate, be provided with opposite helicitic texture through two screws 24, two screws 24 upwards stimulate piston block 26 of adsorbing the chamber 28 bottom to make its upward movement, be provided with the check valve through adsorbing chamber 28 and negative pressure absorption mouth 27 intercommunication department, air suction in negative pressure absorption mouth 27 when piston block 26 upward movement, form the negative pressure in its negative pressure absorption mouth 27, and make it closely laminate with the skin through the rubber disc 34 of negative pressure absorption mouth 27 department, can make place dish 1 adsorbed in the skin outside, fix placing dish 1 whole.

As shown in fig. 1, the sleeve 6 and the placing tray 1 are both made of a highly transparent and nontoxic material, and the nontoxic material is polyvinyl chloride or polypropylene.

Through sleeve 6 with place dish 1 and be a high transparent nontoxic material and make, can make directly see through the particular case of placing dish 1 and directly running through syringe and needle in the use, facilitate the use and observe, prevent the emergence of accident, in time stop the operation.

Example two

As shown in fig. 1 to 9, on the basis of the first embodiment, the difference lies in that the adsorption cavity 28 is replaced by a micro-aspirator pump 29, specifically, the adsorption mechanism includes the micro-aspirator pump 29, a connector 30 is fixedly connected to one side of the outer contour of the placing tray 1, the connector 30 is fixedly connected to the air suction end of the micro-aspirator pump 29, a connector 31 is opened on the surface of the connector 30, and a one-way valve is arranged at the connection position of the connector 31 and the negative pressure adsorption port 27.

Through setting up miniature aspirator pump 29, through opening miniature aspirator pump 29, with connector 30 and miniature aspirator pump 29 suction end fixed connection to through miniature aspirator pump 29 with gaseous follow negative pressure absorption mouth 27 internal suction, make the negative pressure form in the negative pressure absorption mouth 27, can make and place dish 1 adsorbed in the skin outside, fix placing dish 1 whole.

The working principle is as follows: this stem cell induction system, disinfect the lesion position through the iodophor before the use, disinfect the rubber disc 34 of placing 1 lower surfaces of dish simultaneously, put into sleeve pipe 6 with the syringe cylinder, and fixed lug 13 through the setting of 6 inner walls of sleeve pipe fixes the syringe, fixed lug 13 fixes sleeve pipe 6 under two 32 effects of spring, be a high transparent nontoxic material through sleeve pipe 6 with place dish 1 and make, be convenient for observe the syringe position through seeing through sleeve pipe 6 and placing dish 1, the manual syringe cylinder that promotes makes the syringe needle point pass holding ring 11.

The syringe needle is aligned to a lesion part, the driving gear 22 arranged on the outer side of the rotating disc 3 is manually rotated, the rotating disc 3 is convenient to rotate in the limiting groove 2 in a fixed-axis mode through the driving gear 22, the two sliding rods 5 can only move oppositely or back to back in the two vortex grooves through the sliding groove 16, the sliding column 801 penetrating through the through hole in the inner wall of the disc 1 is fixedly connected to one side of the pushing block 8, axial limiting is carried out through the sliding column 801 sliding in the through hole, and the two sliding rods 5 are enabled to always move oppositely or move back to back in the two symmetrical vortex grooves 4.

When the driving gear 22 is manually rotated, the driven gear 23 engaged with the driving gear 22 can be rotated, a threaded hole 25 is formed in the center of the driven gear 23, a screw 24 is screwed in the threaded hole 25, and the driving gear 22 can be rotated by overcoming the friction force generated by the screw 24 rotating in the threaded hole 25 by arranging the threaded hole 25 and the screw 24, so that the rotating disk 3 can not easily rotate and can be stably kept in a placed state.

When the driving gear 22 drives the two driven gears 23 to rotate reversely, the two screws 24 are provided with opposite thread structures, so that the two screws 24 move upwards in the threaded holes 25, the two screws 24 pull the piston block 26 at the bottom of the adsorption cavity 28 upwards to move upwards, a one-way valve is arranged at the communication part of the adsorption cavity 28 and the negative pressure adsorption port 27, when the piston block 26 moves upwards, air in the negative pressure adsorption port 27 is sucked out, so that negative pressure is formed in the negative pressure adsorption port 27, the rubber disc 34 at the negative pressure adsorption port 27 is tightly attached to the skin, the whole placing disc 1 is fixed, and the placing disc is matched with an injection device to be fixed.

The driving gear 22 is rotated clockwise, so that the sliding rods 5 move in the vortex-shaped groove 4 in the horizontal direction, when the two sliding rods 5 move in the vortex-shaped groove 4 in the opposite direction, the two sliding rods 5 move in the opposite direction, meanwhile, the sliding columns 801 at the bottom of the sliding rods 5 move in the opposite direction along with the sliding rods 5, the upper surface of the pushing block 8 is provided with a through groove 701 for limiting and sliding the sliding strip 7, the pushing block 8 pushes the sliding strip 7 to move downwards in the through groove 701, the sleeve 6 moves downwards along with the sliding strip 7, and the whole injector in the sleeve 6 moves downwards.

When the syringe needle moves down and pierces through the skin at lesion position, continue clockwise rotation along with driving gear 22, syringe needle position downstream in holding ring 11 and when piercing through the skin at lesion position to certain degree of depth, promote the flexible post 10 of 8 one sides of piece and pass through the opening of holding ring 11 both sides, and fix the syringe needle through flexible post 10, it is fixed to promote flexible post 10 to carry out the opposite direction centre gripping to syringe needle in holding ring 11 through setting up, can prevent effectively that the syringe needle from taking place the skew, make it aim at the lesion position all the time, guarantee that the injection position is accurate.

With the continuous rotation of the driving gear 22, the two sliding rods 5 continue to move in the spiral groove 4 in the opposite direction, the pushing blocks 8 at the bottoms of the two sliding rods 5 push the telescopic columns 10 to overcome the springs 33 to continue to move in the opposite direction, so that the 10 is gradually accommodated in the 10, the needle of the syringe is further fixed, the position of the syringe is kept unchanged in the sleeve 6 after moving downwards for a section, at the moment, the piston handles of the syringe are positioned at the bottoms of the two pushing rods 19, the bottoms of the pushing rods are fixed under the combined action of the pushing blocks 8 and the telescopic columns 10, the two sliding rods 5 move in the opposite direction to push the pushing rods 20 in the limiting ports 18 to rotate in the vertical direction by taking the pin shafts as the circle centers, the pushing rods 19 rotate along with the pushing rods 20, and when the two pushing rods 19 are in contact with the piston handles, the two pushing rods 20 push the piston handles in a staggered mode, and the piston handles stably move downwards to inject stem cells to a damaged part.

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. Stem cell introduction system, including placing dish (1), its characterized in that: place dish (1) upper surface and set up spacing groove (2) that run through completely, be provided with dead axle pivoted rolling disc (3) in spacing groove (2), two vortex groove (4) of symmetry are seted up in rolling disc (3), two all be provided with spacing gliding slide bar (5) in vortex groove (4), slide bar (5) run through vortex groove (4) and inwards extend and fixedly connected with positioning mechanism.

2. The stem cell introduction system according to claim 1, wherein: positioning mechanism is including running through sleeve pipe (6) of placing dish (1) central point and putting, sleeve pipe (6) bottom fixedly connected with draw runner (7), two slide bar (5) bottom fixedly connected with promotes piece (8), it sets up logical groove (701) of offering the spacing gliding of confession draw runner (7) to promote piece (8) upper surface.

3. The stem cell introduction system according to claim 2, wherein: a positioning column (9) is fixedly connected to one side, opposite to the pushing block (8), of the pushing block, a telescopic column (10) is arranged on one side of the positioning column (9), positioning rings (11) are fixedly arranged at the central positions of the two sliding rods (5) at the bottoms of the limiting grooves (2), through holes for allowing needles to pass through are formed in the positioning rings (11), openings corresponding to the telescopic column (10) are formed in the two sides of each positioning ring (11), through holes are symmetrically formed in one side, close to the pushing block (8), of the inner contour of each limiting groove (2), axial-motion sliding columns (801) are arranged in the through holes, the sliding columns (801) penetrate through the through holes and extend inwards and are fixedly connected with the pushing block (8), openings are formed in one side, opposite to the positioning columns (9), first springs (33) are arranged on one sides, close to the openings, of the telescopic columns (10), placing grooves (12) for placing syringes are formed in the centers of the upper surfaces of the sleeves (6), mounting holes are symmetrically formed in the inner contour of the sleeves (6), fixing lugs (13) are fixedly arranged in the mounting holes, fixing lugs (13) are arranged on one side, two semi-sphere discs (14) are symmetrically arranged on one sides, the fixing lugs (13) protruding parts, and fixing discs (14) are arranged on the upper surfaces of the fixing lugs, two relative one side of dead lever (14) is fixed with limiting plate (15), spout (16) have been seted up on limiting plate (15) surface, slide bar (5) run through spout (16) and vortex form groove (4) and extend to rolling disc (3) bottom, spout (16) and vortex form groove (4) all with slide bar (5) spacing sliding connection, rolling disc (3) outside fixedly connected with driving gear (22), driving gear (22) transmission is connected with adsorption apparatus, adsorption apparatus includes driven gear (23), place dish (1) upper surface and be close to driving gear (22) one side and offer the opening of symmetry setting and be connected with driven gear (23) dead axle rotation through this opening, driving gear (22) and driven gear (23) intermeshing, driven gear (23) center is offered screw hole (25) and has screw rod (24) through this screw hole (25) spiro union, screw rod (24) bottom is provided with adsorption chamber (28), screw rod (24) are connected with piston block (26), movable fixing lever (14) upper surface promotes dead lever (14) one end and is provided with dead lever mechanism.

4. The stem cell introduction system according to claim 3, wherein: the pushing mechanism comprises a pushing rod (20), a limiting block (17) is fixedly mounted on the sliding rod (5), the limiting block (17) is of an inverted L shape, and a limiting opening (18) is formed in the limiting block (17).

5. The stem cell introduction system according to claim 4, wherein: catch bar (20) one end runs through spacing mouthful (18) and outside extension and fixed connection push rod (19), the bottom of catch bar (20) is located and keeps away from dead lever (14) one end on limiting plate (15), limiting plate (15) upper surface is provided with stationary blade (21), stationary blade (21) are located dead lever (14) bottom both sides, stationary blade (21) are through round pin hub connection with push rod (19).

6. The stem cell introduction system according to claim 3, wherein: place dish (1) lower surface and seted up negative pressure and adsorb mouth (27), negative pressure adsorbs mouth (27) and adsorbs chamber (28) and link up, it is provided with the check valve with negative pressure adsorption mouth (27) intercommunication department to adsorb chamber (28), negative pressure adsorbs mouth (27) bottom fixedly connected with rubber disc (34).