CN220069906U - Mouse eyeball picking device with fastening structure - Google Patents

Abstract

The utility model discloses a mouse eyeball picking device with a fastening structure, which relates to the technical field of experimental equipment. The utility model has the advantages of preventing the clamp holder from being opened due to accidents by fixing the clamp holder through the fastening device, improving the success rate of experiments, thereby improving the operation efficiency of the experiments, solving the problems that the clamp holder is opened, the eyeballs of the mice drop down due to the accidents of slipping between hands and the clamp holder and the like when the eyeballs of the mice are taken and used, thereby causing the waste of experimental materials and reducing the success rate of the experiments, and achieving the advantages of immediately collecting blood by driving the test tube to pop up through the closed clamp holder.

Description

Mouse eyeball picking device with fastening structure

Technical Field

The utility model relates to the technical field of experimental equipment, in particular to a mouse eyeball picking device with a fastening structure.

Background

In the experimental link essential in biology and clinical medicine experiments, in the research of ophthalmic basic experiments, a mouse is widely adopted as an experimental object, and the mouse is often required to be rapidly extracted, so that the tissue of an isolated eyeball is separated and obtained.

At present, the existing mouse eyeball picking device generally does not have a fastening function, so that the mouse eyeball is picked and used, accidents such as slipping between hands and a clamp holder and the like can be caused, the clamp holder is opened, the mouse eyeball is dropped, the waste of experimental materials is caused, and the success rate of experiments is reduced.

Disclosure of Invention

The utility model provides a mouse eyeball picking device with a fastening structure, which is provided with the advantages that the fastening device is used for fixing clamps, the clamps are prevented from being opened due to accidents, the experiment success rate is improved, and the operation efficiency of the experiment is improved, so that the problems that the clamps are opened, the mouse eyeballs fall down due to the fact that the clamps slip between hands and the clamps and the like when the mouse eyeballs are picked and used, the experiment material is wasted, and the success rate of the experiment is reduced are solved.

In order to realize the purpose that the clamp holders are fixed through the fastening device, the clamp holders are prevented from being opened due to accidents, the success rate of the experiment is improved, and the operation efficiency of the experiment is improved, the utility model provides the following technical scheme: the utility model provides a mouse eyeball extraction device with fastening structure, includes left pincers handle, the surface of left pincers handle is provided with right pincers handle through the pincers face, the surface of left side pincers handle and right pincers handle all is provided with the pincers mouth, the surface of left side pincers handle is connected with the surface of right pincers handle through fastener, fastener is including placing box, spacing spring, stopper, connecting block and spacing groove, place the box setting at the surface of left pincers handle, the connecting block sets up at the surface of right pincers handle, stopper swing joint is at the inside wall of placing the box, the other end fixed connection of spacing spring is at the surface of stopper, the other end fixed connection of spacing spring is at the inside wall of placing the box, the surface at the connecting block is seted up to the spacing groove, the surface of stopper is provided with the cambered surface, spacing groove and stopper shape looks adaptation.

As a preferable technical scheme of the utility model, the surface of the right clamp handle is provided with a fixed block, the surface of the fixed block is provided with a movable rod through a limiting device, and one end of the movable rod is movably provided with a test tube.

As a preferable technical scheme of the utility model, the limiting device comprises a fixed box, a compression spring, a clamping block, a limiting ring, a reset spring and an extrusion plate, wherein the fixed box is arranged on the surface of the fixed block, the clamping block is movably connected with the inner side wall of the fixed box, one end of the compression spring is fixedly connected with the inner side wall of the fixed box, the other end of the compression spring is fixedly connected with the surface of the clamping block, the limiting ring is fixedly sleeved on the surface of the movable rod, the fixed block is movably connected with the surfaces of the movable rod and the limiting ring respectively, the reset spring is sleeved on the surface of the movable rod, one end of the reset spring is fixedly connected with the surface of the movable rod, the other end of the reset spring is fixedly connected with the surface of the fixed block, the extrusion plate is arranged on the surface of the left clamp handle, and the extrusion plate is in an L shape.

As a preferable technical scheme of the utility model, one end of the movable rod is fixedly provided with a placing ring, and the test tube is movably connected with the inner side wall of the placing ring.

As a preferable technical scheme of the utility model, the inner side wall of the placement ring is fixed with a silica gel ring, and the silica gel ring is tightly connected with the surface of the test tube.

As a preferable technical scheme of the utility model, the surfaces of the left clamp handle and the right clamp handle are provided with teeth.

Compared with the prior art, the utility model provides the mouse eyeball picking device with the fastening structure, which has the following beneficial effects:

1. according to the mouse eyeball picking device with the fastening structure, the fastening device is arranged, the two forceps mouths are in contact with the inner canthus and the outer canthus of the eyelid of the mouse, the left forceps handle and the right forceps handle are pressed down by force, so that the eyeball of the mouse is gradually expanded, the left forceps handle and the right forceps handle are gradually closed, the forceps mouths clamp the internal rectus muscle, the external rectus muscle and the optic nerve, the left forceps handle and the right forceps handle are limited by the fastening device, and finally the right forceps handle is vertically and outwards applied to separate the eyeball of the mouse, the problem that the clamping device is used for fixing the eyeball of the mouse, the clamping device is prevented from being opened due to accidents, the experiment success rate is improved, the experiment operation efficiency is improved, the problem that the clamping device is opened due to the accidents such as the slipping between the hands and the clamping device when the eyeball of the mouse is picked up, the eyeball of the mouse is dropped, the experiment material is wasted, and the experiment success rate is reduced is solved.

2. This mouse eyeball extraction device with fastening structure, through setting up the test tube, left pincers handle and right pincers handle drive fixed block and stripper plate to the looks motion, thereby make the stripper plate run through the fixed block, all break away from movable rod and spacing ring with the joint piece, reset spring resets and drives the movable rod motion, the movable rod is popped out through placing the girdle and is moved the test tube, reached and pop out through the closed drive test tube of holder, thereby to the advantage of blood instant collection, the needs put down the holder earlier, get again and take the test tube, the problem that can't be immediately collected to blood is solved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a portion of the structure of a test tube according to the present utility model;

FIG. 3 is a schematic view of a fastening device according to the present utility model;

fig. 4 is a schematic view of a part of the structure of the limiting device of the present utility model.

In the figure: 1. a left clamp handle; 2. a right clamp handle; 3. a clamp mouth; 4. placing a box; 5. a limit spring; 6. a limiting block; 7. a connecting block; 8. a limit groove; 9. a fixed block; 10. a movable rod; 11. a test tube; 12. a fixed box; 13. a compression spring; 14. a clamping block; 15. a limiting ring; 16. a return spring; 17. an extrusion plate; 18. placing a ring; 19. a silica gel ring; 20. teeth.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model discloses a mouse eyeball picking device with a fastening structure, which comprises a left clamp handle 1, wherein the surface of the left clamp handle 1 is provided with a right clamp handle 2 through a clamp cheek, the surfaces of the left clamp handle 1 and the right clamp handle 2 are both provided with clamp mouths 3, the surface of the left clamp handle 1 is connected with the surface of the right clamp handle 2 through the fastening device, the fastening device comprises a placement box 4, a limit spring 5, a limit block 6, a connecting block 7 and a limit groove 8, the placement box 4 is arranged on the surface of the left clamp handle 1, the connecting block 7 is arranged on the surface of the right clamp handle 2, the limit block 6 is movably connected to the inner side wall of the placement box 4, the other end of the limit spring 5 is fixedly connected to the surface of the limit block 6, the other end of the limit spring 5 is fixedly connected to the inner side wall of the placement box 4, the limit groove 8 is arranged on the surface of the connecting block 7, the surface of the limit block 6 is provided with a cambered surface, and the limit groove 8 is matched with the shape of the limit block 6.

In this embodiment, left pincers handle 1 drives and places box 4 motion, right pincers handle 2 drives connecting block 7 motion, make and place box 4 and connecting block 7 to the looks motion to make connecting block 7 along placing box 4's inside wall motion, connecting block 7 can extrude with the cambered surface of stopper 6 mutually, make stopper 6 to the direction motion of spacing spring 5, make spacing spring 5 compress, spacing spring 5 reset drive stopper 6 reset, make stopper 6 and spacing groove 8 looks adaptation, thereby make between left pincers handle 1 and the right pincers handle 2 fixed.

Specifically, the surface of right tong handle 2 is provided with fixed block 9, and the surface of fixed block 9 is provided with movable rod 10 through stop device, and the activity of the one end of movable rod 10 is provided with test tube 11.

In this embodiment, when the eyeball is separated, blood drops out, and the blood is collected by dropping the blood into the test tube 11, so that the blood cannot be collected immediately because the test tube 11 is not taken.

Specifically, stop device includes fixed box 12, compression spring 13, joint piece 14, stop collar 15, reset spring 16 and stripper plate 17, fixed box 12 sets up the surface at fixed block 9, the inside wall swing joint of joint piece 14 and fixed box 12, the one end fixed connection of compression spring 13 is at the inside wall of fixed box 12, the other end fixed connection of compression spring 13 is at the surface of joint piece 14, stop collar 15 is fixed cup joint at the surface of movable rod 10, fixed block 9 respectively with the surface swing joint of movable rod 10 and stop collar 15, reset spring 16 cup joints at the surface of movable rod 10, the one end fixed connection of reset spring 16 is at the surface of movable rod 10, the other end fixed connection of reset spring 16 is at the surface of fixed block 9, stripper plate 17 sets up the surface at left pincers handle 1, stripper plate 17 sets up to the L shape.

In this embodiment, right tong handle 2 can drive movable rod 10 motion through fixed block 9, left tong handle 1 can drive stripper plate 17 motion, make fixed block 9 and stripper plate 17 to the looks motion, thereby make stripper plate 17 run through fixed block 9, extrude joint piece 14 towards compression spring 13's direction, joint piece 14 breaks away from with movable rod 10 and spacing ring 15 simultaneously, reset spring 16 resets and drives movable rod 10 motion, movable rod 10 drives test tube 11 through placing ring 18 and pops out, can accomodate test tube 11, prevent that test tube 11 from influencing the use of holder, it pops out to drive test tube 11 through the holder closure, thereby collect blood.

Specifically, one end of the movable rod 10 is fixedly provided with a placement ring 18, and the test tube 11 is movably connected with the inner side wall of the placement ring 18.

In this embodiment, the test tube 11 is placed in the placement ring 18, and one end of the test tube 11 is provided with a support ring, so that the support ring contacts with the top of the placement ring 18, thereby supporting the test tube 11, and facilitating loading and unloading of the test tube 11.

Specifically, the inner side wall of the placement ring 18 is fixed with a silica gel ring 19, and the silica gel ring 19 is tightly connected with the surface of the test tube 11.

In this embodiment, place the test tube 11 into place the ring 18, test tube 11 can extrude the silica gel ring 19, makes the silica gel ring 19 take place deformation, and silica gel ring 19 can with test tube 11 in close contact to carry out spacingly to test tube 11, place test tube 11 and break away from and place ring 18.

Specifically, the surfaces of the left forceps handle 1 and the right forceps handle 2 are provided with teeth 20.

In this embodiment, by providing the teeth 20, the clamping force on the nerve of the eyeball of the mouse can be increased, and the eyeball can be taken out more quickly.

The working principle and the using flow of the utility model are as follows: when in use, the left forceps handle 1 and the right forceps handle 2 are in an open state, the left forceps handle 1 and the right forceps handle 2 are respectively held by an index finger and a thumb to move the left forceps handle 1 and the right forceps handle 2, so as to drive the two forceps mouths 3 to contact with the inner canthus and the outer canthus of the eyelid of the mouse, the left forceps handle 1 and the right forceps handle 2 are pressed down by force to gradually bulge the eyeballs of the mouse until the eyeballs of the mouse are completely bulged and are positioned between the left forceps handle 1 and the right forceps handle 2, the thumb and the index finger are forcefully closed, so that the left forceps handle 1 and the right forceps handle 2 are gradually closed, the forceps mouths 3 clamp the internal rectus muscle, the external rectus muscle and the optic nerve, the left forceps handle 1 drives the placement box 4 to move, the right forceps handle 2 drives the connecting block 7 to move, the placement box 4 and the connecting block 7 to move towards each other, so that the connecting block 7 moves along the inner side wall of the placement box 4, the connecting block 7 can be extruded with the cambered surface of the limiting block 6, the limiting block 6 moves towards the limiting spring 5, the limiting block 6 can extrude the limiting spring 5, the limiting spring 5 is compressed, the connecting block 7 moves to the limiting groove 8 to be in contact with the limiting block 6, the limiting spring 5 is reset to drive the limiting block 6 to reset, the limiting block 6 is matched with the limiting groove 8, the left clamp handle 1 and the right clamp handle 2 are fixed, finally, the force is vertically outwards applied to separate the eyeballs of the mice, the picking is completed, blood drops out when the eyeballs are separated, the right clamp handle 1 drives the movable rod 10 to move through the fixed block 9, the left clamp handle 2 drives the extruding plate 17 to move, the fixed block 9 and the extruding plate 17 move towards each other, the extruding plate 17 penetrates through the fixed block 9, the clamping block 14 is extruded towards the direction of the compressing spring 13, the compressing spring 13 is compressed, the clamping block 14 is separated from the movable rod 10 and the limiting ring 15, the restoring spring 16 is positioned in the compressing device, the reset spring 16 resets and drives the movable rod 10 to move, the movable rod 10 drives the test tube 11 to pop out through the placing ring 18, thereby blood drops into the test tube 11 and is collected, the movable rod 10 resets, the movable rod 10 drives the reset spring 16 to stretch, the left clamp handle 1 and the right clamp handle 2 are separated and move by force, the extrusion plate 17 is separated from the clamping block 14, the compression spring 13 resets and drives the clamping block 14 to reset, the clamping block 14 is contacted with the movable rod 10, the clamping block 14 is positioned on two limiting rings 15 supports, the movable rod 10 is loosened, the limiting rings 15 elastically move and contact with the clamping block 14, the movable rod 10 is limited, the left clamp handle 1 and the right clamp handle 2 are forced to move, meanwhile, the placing box 4 and the connecting block 7 are separated, the inner side wall of the limiting groove 8 is extruded with the cambered surface of the limiting block 6, the limiting block 6 moves towards the direction of the limiting spring 5, the limiting spring 5 is compressed, the connecting block 7 moves and the placing box 4 is separated, the left clamp handle 1 and the right clamp handle 2 are reset, the mouse is put down, the limiting spring 5 resets and drives the bottom of the limiting block 6 to reset, and the limiting block 6 is provided with the limiting rings 15, and the limiting rings 15 are completely contacted with the limiting blocks 4, and the limiting blocks are completely and prevent the limiting rings 4 from being placed by the limiting rings from being completely contacting with the limiting rings 15.

To sum up, this mouse eyeball extraction device with fastening structure through setting up fastener, has reached to fix between the clamp holder through fastener, prevents to open because of unexpected the clamp holder that leads to, has improved experimental success rate to improve the operating efficiency's of experiment advantage, solved and to the mouse eyeball extraction make, probably can lead to the clamp holder to open because of unexpected such as skidding between hand and the clamp holder, make the mouse eyeball drop, thereby cause the waste of experimental material, reduce the problem of the success rate of experiment.

It should be noted that in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a mouse eyeball extraction device with fastening structure, includes left pincers handle (1), its characterized in that: the utility model provides a left side pincers handle (1) surface is provided with right pincers handle (2) through pincers face, the surface of left side pincers handle (1) and right pincers handle (2) all is provided with pincers mouth (3), the surface of left side pincers handle (1) is through the surface connection of fastener with right pincers handle (2), fastener is including placing box (4), spacing spring (5), stopper (6), connecting block (7) and spacing groove (8), place the surface of box (4) setting at left pincers handle (1), connecting block (7) set up the surface at right pincers handle (2), the inside wall of stopper (6) swing joint at placing box (4), the other end fixed connection of spacing spring (5) is at the surface of stopper (6), the inside wall of placing box (4) is offered at the surface of connecting block (7) in spacing groove (8), the surface of stopper (6) is provided with the cambered surface, spacing groove (8) looks adaptation stopper (6).

2. The mouse eyeball extraction device with a fastening structure according to claim 1 wherein: the surface of right tong handle (2) is provided with fixed block (9), the surface of fixed block (9) is provided with movable rod (10) through stop device, the activity of one end of movable rod (10) is provided with test tube (11).

3. A mouse eyeball extraction device with a fastening structure according to claim 2 wherein: stop device includes fixed box (12), compression spring (13), joint piece (14), spacing ring (15), reset spring (16) and stripper plate (17), fixed box (12) set up the surface at fixed block (9), the inside wall swing joint of joint piece (14) and fixed box (12), the one end fixed connection of compression spring (13) is at the inside wall of fixed box (12), the other end fixed connection of compression spring (13) is at the surface of joint piece (14), the fixed surface at movable rod (10) that cup joints of spacing ring (15), fixed block (9) respectively with the surface swing joint of movable rod (10) and spacing ring (15), the surface at movable rod (10) is cup jointed to reset spring (16), the one end fixed connection of reset spring (16) is at the surface of movable rod (10), the other end fixed connection of reset spring (16) is at the surface of fixed block (9), stripper plate (17) set up at the surface of left pincers handle (1), stripper plate (17) set up to L shape.

4. A mouse eyeball extraction device with a fastening structure according to claim 3 wherein: one end of the movable rod (10) is fixedly provided with a placement ring (18), and the test tube (11) is movably connected with the inner side wall of the placement ring (18).

5. The mouse eyeball extraction device with a fastening structure according to claim 4 wherein: the inner side wall of the placement ring (18) is fixed with a silica gel ring (19), and the silica gel ring (19) is tightly connected with the surface of the test tube (11).

6. The mouse eyeball extraction device with a fastening structure according to claim 1 wherein: the surfaces of the left forceps handle (1) and the right forceps handle (2) are provided with teeth (20).