CN218606948U

CN218606948U - Rat brain combined micro-injection and electrical stimulation device

Info

Publication number: CN218606948U
Application number: CN202221948800.2U
Authority: CN
Inventors: 董建阳; 戴梦颖; 郭子楠; 曾杨康; 李秋缘
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-03-14
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a rat brain unites microinjection and electro photoluminescence device relates to the injection field of rat brain, which comprises an injector, the positive fixedly connected with electro photoluminescence terminal of syringe, the positive fixedly connected with metal syringe needle of electro photoluminescence terminal, the back fixedly connected with conductor wire at electro photoluminescence terminal top, the top fixedly connected with power of conductor wire, the bottom of syringe is provided with the microinjection pump, the left side fixedly connected with fixed knot of microinjection pump constructs, the bottom of microinjection pump is provided with connection structure, the positive fixedly connected with regulation structure of connection structure bottom. A rat brain unites microinjection and electro photoluminescence device, this device can play the electro photoluminescence effect to the rat when injecting, can control the volume of injection simultaneously, can easy to assemble, avoid leading to injecting the phenomenon of error because of the reason that the hand trembled.

Description

Rat brain combined micro-injection and electrical stimulation device

Technical Field

The utility model relates to an injection field of rat brain, in particular to rat brain unites microinjection and electro photoluminescence device.

Background

When medical animal experiments such as construction of various disease models, disease mechanism research, new drug intervention treatment and the like are carried out, rats are often adopted to inject brain supplement, during injection, the injection amount is difficult to control by workers, and after the rats are fixed, injection is needed, the rats do not have good auxiliary structures and cannot prevent injection errors caused by hand trembling.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a rat brain unites microinjection and electro photoluminescence device can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a rat brain combined microinjection and electrostimulation device comprises an injector, wherein the center of the front surface of the injector is fixedly connected with an electrostimulation terminal, the center of the front surface of the electrostimulation terminal is fixedly connected with a metal needle, the back surface of the top of the electrostimulation terminal is fixedly connected with a conductive wire, and the top of the conductive wire is fixedly connected with a power supply;

the bottom of syringe is provided with the microinjection pump, the left side fixedly connected with fixed knot of microinjection pump constructs, the bottom of microinjection pump is provided with connection structure, the median fixedly connected with of connection structure bottom adjusts the structure.

Preferably, the front side of the outer wall of the injector is fixedly connected with an insulating sleeve, the bottom of the power supply is fixedly connected to the top of the insulating sleeve, and the back side of the metal needle penetrates through the center of the electrical stimulation terminal and is communicated with the inner cavity of the injector.

Preferably, the back fixedly connected with controller connecting wire of micro syringe pump, the holding tank has been seted up in the centre of micro syringe pump, syringe swing joint is in the inner chamber of micro syringe pump, the positive bottom of micro syringe pump is rotated and is connected with adjustable fender.

Preferably, the movable groove has been seted up in the centre on fixed knot structure right side, it is connected with first screw thread post to rotate in the inner chamber in movable groove, the first turning handle of the first top fixedly connected with of first screw thread post, first turning handle swing joint is at fixed knot structure's top, the outer wall threaded connection of first screw thread post has the movable block, movable block swing joint is in the inner chamber in movable groove, the first grip block of right side fixedly connected with of movable block, the laminating of first grip block is at the top of syringe.

Preferably, the mounting groove has been seted up in the centre at connection structure top, connection structure establishes in the middle of the micro-injection pump outer wall through the mounting groove cover, the spout has been seted up in the centre of mounting groove bottom, the left and right sides symmetry swing joint of mounting groove inner chamber has splint, two in the centre of splint bottom symmetry sliding connection is in the inner chamber of spout, the centre symmetry threaded connection of the connection structure left and right sides has second screw thread post, two the centre of connecting in one side that two splint back of the body mutually is rotated to one side symmetry that second screw thread post is relative, two one side symmetry fixedly connected with second turning handle that second screw thread post carried on the back mutually.

Preferably, the median of adjusting the structure has seted up logical groove, the left and right sides symmetry swing joint who leads to the groove inner chamber has the second grip block, two the top and the bottom symmetry fixedly connected with spring of second grip block back to back one side of the body, the other end fixed connection of spring is at the side that leads to the groove inner chamber, the structure of adjusting is the bilateral symmetry threaded connection who carries on the back mutually has third screw thread post, two the relative unilateral symmetry rotation of third screw thread post is connected in the median of two second grip blocks back to the back one side of the body, two the unilateral symmetry fixedly connected with third turning handle that third screw thread post carried on the back mutually.

Advantageous effects

Compared with the prior art, the utility model discloses following beneficial effect has:

1. this rat brain unites micro-injection and electro photoluminescence device, through the power that sets up, can lead electrically to the electro photoluminescence terminal through the conductor wire to this when injecting, can cooperate the metal syringe needle to play the electro photoluminescence effect, through the insulation support who sets up, can play insulating effect to the syringe, avoids the electric current to hurt the staff.

2. This rat brain unites micro-injection and electro photoluminescence device, controller connecting wire through setting up, can insert the micro-injection pump to the micro-pump controller, when injecting, can play the effect of micro-injection to the syringe, through rotating the first turning handle that sets up, first screw thread post can rotate this moment, make the movable block can drive first grip block with this and remove, make first grip block and micro-injection pump can carry out the centre gripping with the syringe, through the adjustable fender who sets up, can prevent that the syringe from when injecting, leave the inner chamber of micro-injection pump.

3. This rat brain unites microinjection and electro photoluminescence device, through the logical groove that sets up, can establish the regulation structure cover on the cylinder, through the spring that sets up, can push away the second grip block to the outer wall of cylinder constantly, third turning handle through rotating the setting, make the third screw thread post can drive the second grip block and remove, can control the elasticity of adjusting the structure installation with this, when transferring the pine, through the spring that sets up, can prevent to adjust the structure and slide off fast, lead to the syringe whereabouts, make the phenomenon that the metal syringe needle takes place to damage, second turning handle through rotating the setting, can drive the second screw thread post and rotate, make splint can laminate the side at the microinjection pump, accomplish the microinjection pump with this, connection structure and the connection of adjusting the structure.

Drawings

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

FIG. 2 is an enlarged view of the present invention at A in FIG. 1;

fig. 3 is a schematic structural view of the connection structure of the present invention;

fig. 4 is a schematic structural diagram of the adjusting structure of the present invention.

In the figure: 1. an injector; 2. an electrical stimulation terminal; 3. a metal needle; 4. a power source; 5. a conductive line; 6. an insulating sleeve; 7. a micro-syringe pump; 8. a controller connecting wire; 9. accommodating grooves; 10. a movable baffle; 11. a fixed structure; 12. a first stem; 13. a movable groove; 14. a first threaded post; 15. a movable block; 16. a first clamping block; 17. a connecting structure; 18. mounting grooves; 19. a chute; 20. a splint; 21. a second stem; 22. a second threaded post; 23. an adjustment structure; 24. a through groove; 25. a second clamping block; 26. a spring; 27. a third threaded post; 28. a third rotating handle.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-4, a rat brain combined microinjection and electrical stimulation device comprises an injector 1, an electrical stimulation terminal 2 is fixedly connected to the center of the front of the injector 1, a metal needle 3 is fixedly connected to the center of the front of the electrical stimulation terminal 2, a conductive wire 5 is fixedly connected to the back of the top of the electrical stimulation terminal 2, a power supply 4 is fixedly connected to the top of the conductive wire 5, a microinjection pump 7 is arranged at the bottom of the injector 1, a fixed structure 11 is fixedly connected to the left side of the microinjection pump 7, a connecting structure 17 is arranged at the bottom of the microinjection pump 7, an adjusting structure 23 is fixedly connected to the center of the bottom of the connecting structure 17, an insulating sleeve 6 is fixedly connected to the front of the outer wall of the injector 1, the bottom of the power supply 4 is fixedly connected to the top of the insulating sleeve 6, the back of the metal needle 3 penetrates through the center of the electrical stimulation terminal 2 and is communicated with the inner cavity of the injector 1, a controller connecting wire 8 is fixedly connected to the back of the micro-injection pump 7, an accommodating groove 9 is formed in the center of the micro-injection pump 7, the injector 1 is movably connected in an inner cavity of the micro-injection pump 7, a movable groove 13 is formed in the center of the right side of the fixed structure 11, a first threaded column 14 is rotatably connected in the inner cavity of the movable groove 13, a first rotating handle 12 is fixedly connected to the top of the first threaded column 14, the first rotating handle 12 is movably connected to the top of the fixed structure 11, a movable block 15 is connected to the outer wall of the first threaded column 14 in a threaded manner, the movable block 15 is movably connected in the inner cavity of the movable groove 13, a first clamping block 16 is fixedly connected to the right side of the movable block 15, the first clamping block 16 is attached to the top of the injector 1, an installation groove 18 is formed in the center of the top of the connecting structure 17, the connecting structure 17 is sleeved in the center of the outer wall of the micro-injection pump 7 through the installation groove 18, a sliding groove 19 is arranged in the center of the bottom of the mounting groove 18, clamping plates 20 are symmetrically and movably connected to the left side and the right side of the inner cavity of the mounting groove 18, the centers of the bottoms of the two clamping plates 20 are symmetrically and slidably connected into the inner cavity of the sliding groove 19, second threaded columns 22 are symmetrically and spirally connected to the centers of the opposite sides of the two clamping plates 20, second rotating handles 21 are symmetrically and fixedly connected to the opposite sides of the two second threaded columns 22, a through groove 24 is arranged in the center of the adjusting structure 23, second clamping blocks 25 are symmetrically and movably connected to the left side and the right side of the inner cavity of the through groove 24, springs 26 are symmetrically and fixedly connected to the top and the bottom of the opposite sides of the two second clamping blocks 25, the other end of each spring 26 is fixedly connected to the side edge of the inner cavity of the through groove 24, and third threaded columns 27 are symmetrically and spirally connected to the opposite sides of the adjusting structure 23, the opposite sides of the two third threaded columns 27 are symmetrically and rotatably connected in the middle of the opposite sides of the two second clamping blocks 25, the opposite sides of the two third threaded columns 27 are symmetrically and fixedly connected with third rotating handles 28, the front bottom of the micro-injection pump 7 is rotatably connected with a movable baffle plate 10, the electric stimulation terminal 2 can be electrically conducted through a conductive wire 5 through a set power supply 4, so that the electric stimulation terminal can be matched with a metal needle 3 to achieve an electric stimulation effect when injecting, the injector 1 can be insulated through a set insulating sleeve 6 to avoid current from hurting workers, the micro-injection pump 7 can be connected to a micro-pump controller through a set controller connecting wire 8, the micro-injection effect can be achieved on the injector 1 when injecting, and the first threaded column 14 can rotate through a first rotating handle 12 which is rotatably arranged, with this make movable block 15 can drive first grip block 16 and remove, make first grip block 16 and micro-injection pump 7 can carry out the centre gripping with syringe 1, through the adjustable fender 10 that sets up, can prevent that syringe 1 from when injecting, leaving the inner chamber of micro-injection pump 7, through the logical groove 24 that sets up, can establish regulation structure 23 cover on the cylinder, through the spring 26 that sets up, can push away second grip block 25 to the outer wall of cylinder constantly, through rotating the third turning handle 28 that sets up, make third screw post 27 can drive second grip block 25 and remove, with this elasticity that can control the installation of regulation structure 23, when transferring the pine, through the spring 26 that sets up, can prevent to adjust structure 23 and slide fast, lead to syringe 1 whereabouts, make metal syringe needle 3 take place the phenomenon of damage, through rotating the second turning handle 21 that sets up, can drive second screw post 22 and rotate, make splint 20 can laminate in the side of micro-injection pump 7, with this completion micro-injection pump 7, the connection of connection structure 17 and regulation structure 23.

It should be noted that, the utility model relates to a rat brain unites microinjection and electro photoluminescence device, place syringe 1 in the inner chamber of holding tank 9 during the use, be connected controller connecting wire 8 with the controller, rotate first turning handle 12, drive first screw post 14 and rotate, movable block 15 can drive first grip block 16 and push down this moment, can fix syringe 1 in the inner chamber of syringe 1 this moment, part second grip block 25, establish adjusting structure 23 on the cylinder through leading to groove 24 cover, rotate third turning handle 28, drive third screw post 27 and rotate, make two second grip blocks 25 can tightly laminate the outer wall at the cylinder, place microinjection pump 7 in the inner chamber of mounting groove 18, rotate second turning handle 21, it rotates to drive second screw post 22, two splint 20 can tightly laminate the both sides at microinjection pump 7 this moment, start microinjection pump 7, drive syringe 1 and inject, start power supply 4, make electric power can transmit to electro photoluminescence terminal 2 through lead wire 5, drive second screw post 2 supplies power to metal 3, with this plays the effect of electrical stimulation when carrying out the injection at the syringe needle, this.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A rat brain combined micro-injection and electrical stimulation device comprises an injector (1), and is characterized in that: the center of the front of the injector (1) is fixedly connected with an electrical stimulation terminal (2), the center of the front of the electrical stimulation terminal (2) is fixedly connected with a metal needle (3), the back of the top of the electrical stimulation terminal (2) is fixedly connected with a conductive wire (5), and the top of the conductive wire (5) is fixedly connected with a power supply (4);

the bottom of syringe (1) is provided with micro-injection pump (7), the left side fixedly connected with fixed knot of micro-injection pump (7) constructs (11), the bottom of micro-injection pump (7) is provided with connection structure (17), structure (23) is adjusted to the centre fixedly connected with of connection structure (17) bottom.

2. The rat brain combined microinjection and electrical stimulation apparatus according to claim 1, wherein: the front side of the outer wall of the injector (1) is fixedly connected with an insulating sleeve (6), the bottom of the power supply (4) is fixedly connected to the top of the insulating sleeve (6), and the back side of the metal needle (3) penetrates through the center of the electric stimulation terminal (2) and is communicated with the inner cavity of the injector (1).

3. The rat brain combined microinjection and electrical stimulation apparatus according to claim 1, wherein: the back fixedly connected with controller connecting wire (8) of micro-injection pump (7), holding tank (9) have been seted up to the centre of micro-injection pump (7), syringe (1) swing joint is in the inner chamber of micro-injection pump (7), the positive bottom of micro-injection pump (7) is rotated and is connected with adjustable fender (10).

4. The rat brain combined microinjection and electrical stimulation apparatus according to claim 1, wherein: activity groove (13) have been seted up in the centre on fixed knot structure (11) right side, it is connected with first screw thread post (14) to rotate in the inner chamber of activity groove (13), the first turning handle (12) of top fixedly connected with of first screw thread post (14), first turning handle (12) swing joint is at the top of fixed knot structure (11), the outer wall threaded connection of first screw thread post (14) has movable block (15), movable block (15) swing joint is in the inner chamber of activity groove (13), the first grip block (16) of right side fixedly connected with of movable block (15), first grip block (16) laminate at the top of syringe (1).

5. The rat brain combined microinjection and electrical stimulation apparatus according to claim 1, wherein: mounting groove (18) have been seted up in the centre at connection structure (17) top, connection structure (17) establish the centre at microinjection pump (7) outer wall through mounting groove (18) cover, spout (19) have been seted up in the centre of mounting groove (18) bottom, the bilateral symmetry swing joint in the left and right sides of mounting groove (18) inner chamber has splint (20), two the centre symmetry sliding connection of the centre of splint (20) bottom is in the inner chamber of spout (19), the centre symmetry threaded connection of connection structure (17) left and right sides has second screw thread post (22), two the centre of connecting in two splint (20) one side of carrying on the back mutually is rotated in the relative one side symmetry of second screw thread post (22), two one side symmetry fixedly connected with second turning handle (21) that second screw thread post (22) carried on the back mutually.

6. The combined microinjection and electrostimulation device for a rat brain, according to claim 1, characterized in that: it leads to groove (24) to adjust the centre of structure (23) to have seted up, the left and right sides symmetry swing joint who leads to the groove (24) inner chamber has second grip block (25), two top and bottom symmetry fixedly connected with spring (26) of one side that the back of the body is mutually carried on the back in second grip block (25), the other end fixed connection of spring (26) is at the side that leads to the groove (24) inner chamber, the one side symmetry threaded connection who adjusts structure (23) the back of the body mutually has third screw thread post (27), two the centre of connecting one side that the back of the body is mutually carried on the back in two second grip blocks (25) is rotated to one side symmetry that third screw thread post (27) is relative, two one side symmetry fixedly connected with third turning handle (28) that third screw thread post (27) carried on the back mutually.