CN217853467U

CN217853467U - Assembled simple mouse perfusion platform

Info

Publication number: CN217853467U
Application number: CN202220622011.3U
Authority: CN
Inventors: 张智昊; 梁卓文; 左晓霜
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-11-22
Anticipated expiration: 2032-03-21

Abstract

The utility model discloses a can assemble simple and easy mouse and fill platform, it includes: the filling platform comprises a first platform body and a second platform body which are communicated with each other, and a liquid containing groove is formed in the bottom wall of the filling platform; the injection auxiliary assembly is arranged in the placing groove of the second table body; and one end of the clamping and fixing component is clamped on the first table body, and the other end of the clamping and fixing component is clamped on an infusion tube which is used for filling and is close to the infusion needle. The utility model provides a can assemble simple and easy mouse and fill platform, it is through setting up the fixed subassembly of injection auxiliary assembly and centre gripping on this fills platform, not only can effectively stabilize the infusion syringe needle in filling, can accurately fill fast moreover, and effectively increased the success rate that big mouse filled.

Description

Assembled simple mouse perfusion platform

Technical Field

The utility model relates to an experimental device technical field especially relates to a can assemble simple and easy mouse and fill platform.

Background

Spinal cord injury is a great disaster for patients and society, and promoting functional recovery after spinal cord injury is a worldwide problem. At present, a plurality of models for researching spinal cord injuries exist, and the deep research on the spinal cord injury can be further enhanced in regard to the treatment on the spinal cord injury of experimental mice.

The mouse drawing and perfusion is a necessary process for obtaining a mouse tissue sample in animal experimental research, and in the process, physiological saline or tissue fixing liquid needs to be injected from the left ventricle of the mouse and flows out from the right auricle after one week of systemic circulation. However, since there is no commercially available perfusion apparatus, there is a problem in handling:

1.1. in the process of perfusion, a needle of the disposable infusion apparatus needs to be continuously pinched by a hand to keep the needle fixed in the left ventricle, but a perfusionist feels tired because of keeping the same posture after long-time perfusion, and the needle is easy to be separated from the ventricle to splash fixed liquid to injure the perfusionist due to shaking of the hand during perfusion.

1.2. In the process of perfusion, the normal saline or the fixing liquid in the 20 ml syringe needs to be continuously injected into the animal body, and due to certain resistance, the hands of a perfusionist are tired due to long-time injection, and fatigue is caused.

1.3. At present, each laboratory uses a self-made simple filling device to carry out experimental research, so that the research conditions can not be unified, and the reliability of the research result is weakened.

For the above reasons, there is a pressing need to design a simple perfusion platform for mice that can be assembled to overcome the above problems.

Disclosure of Invention

The utility model aims to overcome the shortcoming that exists among the prior art, provide and can assemble simple and easy mouse and fill the platform, it not only can effectively stabilize the infusion syringe needle in filling through setting up injection auxiliary assembly and the fixed subassembly of centre gripping on this fills the platform, can fill by the accuracy fast moreover, and effectively increased big mouse and small mouse's success rate of filling.

In order to achieve the above object, the present invention mainly provides the following technical solutions:

a simple mouse perfusion platform can be assembled comprising:

the filling platform comprises a first platform body and a second platform body which are communicated with each other, and a liquid containing groove is formed in the bottom wall of the filling platform;

the injection auxiliary assembly is arranged in the placing groove of the second table body;

and one end of the clamping and fixing component is clamped on the first table body, and the other end of the clamping and fixing component is clamped on an infusion tube which is used for filling and is close to the infusion needle.

Further, the injection aid assembly comprises a fixing member and a compression bar member;

the fixing piece is clamped at the outer edge of an injection tube of the injector, and the head end of the pressing rod piece is clamped on a push handle of the injector.

Further, the fixing piece is in a spoon shape and comprises a C-shaped clamping piece with an opening and a fixing rod;

and the fixed rod is provided with an opening for the stand column on the second table body to pass through.

Furthermore, a miniature sucker is arranged on the inner wall of the C-shaped clamping piece and is adsorbed on the outer wall of the injector;

the C-shaped clamping piece is made of plastic medical plastics.

Further, the pressing rod piece comprises a pressing head and a rod body; the pressure head is in a circular disc shape, and one end of the pressure head, which is far away from the rod body, is provided with a clamping hook;

the clamping hook is a raised C-shaped sheet and is clamped on a push handle of the injector;

the distance between the clamping hook and the pressure head is slightly larger than the thickness of the push handle.

Furthermore, the first table body is a rectangular hollow rectangular table top, and the top end of the first table body is a plate body with meshes;

the second table body is arranged on the side wall of the tail end of the first table body; the second table body is provided with a placing groove, and the right side of the placing groove is provided with an upright post which penetrates through the hole in the fixed rod.

Furthermore, the clamping and fixing assembly comprises a first clamp body, a connecting piece and a second clamp body;

the first clamp body is clamped on the plate body, and the second clamp body is clamped on an infusion tube which is used for filling and is close to the infusion needle.

Furthermore, the clamp body comprises clamping arms at two sides and a hinge piece arranged in the middle of the clamp body;

the inner wall of arm lock is equipped with anti-skidding rubber pad.

Furthermore, the connecting piece is an iron rod body with a plastic shape.

Furthermore, the second clamp body is made of a plastic medical plastic material and is coated with a soft silica gel pad.

Compared with the prior art, the utility model discloses the beneficial effect who produces mainly embodies:

the utility model discloses a can assemble simple and easy mouse and fill platform, it is through setting up the fixed subassembly of injection auxiliary assembly and centre gripping on this fills the platform, through the spatial position who uses clamping device to stabilize fixed syringe needle, liberates researcher both hands during filling.

The utility model discloses a simple mouse perfusion platform capable of being assembled, which can effectively clamp and fix a perfusion tube by arranging a clamping and fixing component so as to ensure the normal perfusion of the mouse;

the utility model discloses a can assemble simple and easy mouse and fill platform realizes the quick packing into of 20 ml syringes in filling to use laborsaving lever principle to press easily.

The utility model discloses a can assemble simple and easy mouse and fill the platform, establish standardized mouse perfusion device, make the repeatability of research higher.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to clearly understand the technical means of the present invention and implement the technical means according to the content of the description, the following detailed description of the preferred embodiments of the present invention is given with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.

FIG. 1 is a schematic structural view of the assembled simple mouse perfusion platform of the present invention;

FIG. 2 is a schematic view of the injection aid assembly of the present invention;

fig. 3 is a schematic structural view of the fixing member of the present invention;

fig. 4 is a schematic structural view of the pressing bar member of the present invention;

fig. 5 is a schematic structural view of the clamping and fixing assembly of the present invention;

description of the reference numerals:

1. a perfusion platform; 11. a first stage body; 12. a second table body; 13. a liquid containing groove; 14. a placement groove; 15. a column;

2. an injection aid assembly; 21. a fixing member; 22. a compression bar; 211. a C-shaped clamp; 212. fixing the rod; 213. opening a hole;

221. a pressure head; 222. a rod body; 223. a hook;

3. clamping and fixing the assembly; 31. a first clamp body; 32. a connecting member; 33. a second clamp body; 311. clamping arms; 312. an articulation member; 313. an anti-skid rubber pad; 331. a soft silica gel pad;

4. an injector; 41. an injection tube; 42. a push handle;

5. a transfusion tube; 6. a transfusion needle head;

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the predetermined purpose of the present invention, the following detailed description will be given with reference to the accompanying drawings and preferred embodiments of the present invention for the specific embodiments, structures, features and effects of the mouse perfusion platform capable of being assembled according to the present invention.

As shown in fig. 1-5, the present invention provides a simple mouse perfusion platform, which comprises:

the perfusion platform 1 comprises a first platform body 11 and a second platform body 12 which are communicated with each other, and a liquid containing groove 13 is formed in the bottom wall of the perfusion platform;

the injection auxiliary assembly 2 is arranged in the placing groove 14 of the second table body 12;

and one end of the clamping and fixing component 3 is clamped on the first table body 11, and the other end of the clamping and fixing component is clamped on an infusion tube 5 which is used for filling and is close to an infusion needle 6.

The simple mouse perfusion platform that can assemble of this application embodiment, it is at the in-process that uses:

firstly, fixing a laboratory mouse to be perfused on the first table body 11, after the mouse is fixed, inverting the syringe 4 for perfusion to be placed in the placing groove 14 of the second table body 12, clamping the syringe 4 on the outer wall by using the C-shaped clamping piece 211 of the fixing piece 21, and clamping the fixing rod 212 at the upright post 15; meanwhile, the pressure head 221 is clamped at the push handle 42 of the injector 4; the injection aid assembly 2 is installed;

then the first clamp 31 is clamped on the first perfusion table 11, and the space position of the second clamp 33 is adjusted through a plastic iron rod 222, so that the second clamp clamps the position of the transfusion tube 5 close to the transfusion needle 6; the position of the device can be properly adjusted according to the requirement; after the fixation is finished, the perfusion operation can be started by adjusting the angle according to the injection requirement.

As shown in fig. 2-4, the assembled simple mouse perfusion platform of the present invention, the injection auxiliary assembly 2 includes a fixing member 21 and a compression bar member 22;

the fixing member 21 is clamped at the outer edge of the injection tube 41 of the injector 4, and the head end of the compression bar member 22 is clamped on the push handle 42 of the injector 4.

The simple mouse perfusion platform capable of being assembled, which is provided by the embodiment of the application, is provided with the fixing piece 21 and the pressing rod piece 22, so that the 20 ml syringe 4 can be rapidly assembled in perfusion, and the mouse can be easily pressed by using a labor-saving lever principle.

As shown in fig. 3, the fixing member 21 of the assembled simple mouse perfusion platform of the present invention is in a spoon shape, and includes a C-shaped holding member 211 with an opening and a fixing rod 212;

the fixing rod 212 is provided with an opening 213 for the upright 15 of the second stage 12 to pass through.

The simple mouse perfusion platform capable of being assembled in the embodiment of the application has the advantages that the fixing piece 21 is clamped on the outer wall of the injector 4, and the fixing rod 212 is clamped on the stand column 15, so that the stability of the mouse perfusion platform is guaranteed.

In order to ensure the stability of the injector 4, the top end of the upright 15 can be fixed by screwing a bolt, so that the top end of the upright 15 can be provided as a screw rod.

As shown in fig. 3, the simple mouse perfusion platform of the present invention is assembled, wherein a micro-suction cup is disposed on the inner wall of the C-shaped holding member 211 and is adsorbed on the outer wall of the injector 4;

the C-shaped clamping piece 211 is made of plastic medical plastics.

The C-shaped clamp 211 of the present embodiment can be completely attached to the outer wall of the syringe 4.

As shown in fig. 4, the simple mouse perfusion platform of the present invention can be assembled, wherein the pressing rod 22 includes a pressing head 221 and a rod body 222; the pressure head 221 is in a circular disc shape, and a clamping hook 223 is arranged at one end of the pressure head, which is far away from the rod body 222;

the hook 223 is a raised C-shaped sheet and is clamped on the push handle 42 of the injector 4;

the distance between the hook 223 and the pressing head 221 is slightly larger than the thickness of the push handle 42.

In the assembled simple mouse perfusion platform of the embodiment of the application, the clamping hook is arranged on the compression bar 22 to ensure that the compression bar is clamped on the push handle 42 and is tightly connected with the injector 4; the rapid loading of the 20 ml syringe 4 is achieved during filling and the easy pressing is achieved using the labor-saving lever principle.

As shown in fig. 1, the simple mouse perfusion platform of the present invention comprises a first rectangular hollow rectangular platform 11, a plate with mesh holes on the top;

the second stage body 12 is arranged on the side wall of the tail end of the first stage body 11; the second table body 12 is provided with a placing slot 14, and the right side of the placing slot 14 is provided with a column 15 passing through the opening 213 of the fixing rod 212.

The simple mouse filling platform capable of being assembled is provided with the plate body with the mesh at the top end, and overflowing liquid in filling can be collected conveniently.

As shown in fig. 5, the simple mouse perfusion platform of the present invention comprises a first clamp 31, a second clamp 33, and a connecting member 32;

the first clamp 31 is clamped on the plate body, and the second clamp 33 is clamped on the infusion tube 5 which is used for perfusion and is close to the infusion needle 6.

As shown in fig. 5, the first clamp body 31 of the simple mouse perfusion platform of the present invention includes two clamp arms 311 and a hinge element 312 disposed at the middle thereof;

and the inner wall of the clamping arm 311 is provided with an anti-skid rubber pad 313.

As shown in fig. 5, the simple mouse perfusion platform of the present invention can be assembled, wherein the connecting member 32 is an iron rod 222 with a plastic shape.

According to the assembled simple mouse perfusion platform, the first clamp body 31 is a conventional clamp body and can clamp a plate body; the clamping device is used for stably fixing the spatial position of the needle head, and the two hands of researchers are liberated.

As shown in fig. 1, the present invention can be assembled into a simple mouse perfusion platform, the second clamp 33 is made of plastic medical plastic and covered with a soft silica gel pad 131.

The simple mouse perfusion platform can be assembled, and the soft silica gel pad 131 can be tightly attached to the perfusion tube 5.

The present invention has been described in detail with reference to the embodiments, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. Can assemble simple and easy mouse and fill platform, its characterized in that, it includes:

the pouring platform (1) comprises a first platform body (11) and a second platform body (12), the first platform body and the second platform body are communicated, and a liquid containing groove (13) is formed in the bottom wall of the pouring platform;

the injection auxiliary assembly (2) is arranged in the placing groove (14) of the second table body (12);

and one end of the clamping and fixing component (3) is clamped on the first table body (11), and the other end of the clamping and fixing component is clamped on a perfusion tube (5) which is used for perfusion and is close to the perfusion needle head (6).

2. The assemblable naive mouse perfusion platform of claim 1, wherein:

the injection auxiliary assembly (2) comprises a fixing piece (21) and a compression bar piece (22);

the fixing piece (21) is clamped at the outer edge of an injection cylinder (41) of the injector (4), and the head end of the compression bar piece (22) is clamped on a push handle (42) of the injector (4).

3. The assemblable naive mouse perfusion platform of claim 2, wherein:

the fixing piece (21) is in a spoon shape and comprises a C-shaped clamping piece (211) with an opening and a fixing rod (212);

an opening (213) is formed in the fixing rod (212) and is used for the stand column (15) on the second table body (12) to penetrate through.

4. The assemblable naive mouse perfusion platform of claim 3, wherein:

the inner wall of the C-shaped clamping piece (211) is provided with a miniature sucker which is adsorbed on the outer wall of the injector (4);

the C-shaped clamping piece (211) is made of plastic medical plastics.

5. The assemblable naive mouse perfusion platform of claim 2, wherein:

the pressing rod piece (22) comprises a pressing head (221) and a rod body (222); the pressure head (221) is in a circular disc shape, and one end of the pressure head, which is far away from the rod body (222), is provided with a clamping hook (223);

the clamping hook is a raised C-shaped sheet and is clamped on a push handle (42) of the injector (4);

the distance between the clamping hook and the pressure head (221) is slightly larger than the thickness of the push handle (42).

6. The assemblable naive mouse perfusion platform of claim 3, wherein:

the first table body (11) is a rectangular hollow rectangular table top, and the top end of the first table body is a plate body with meshes;

the second stage body (12) is arranged on the side wall of the tail end of the first stage body (11); the second table body (12) is provided with a placing groove (14), the right side of the placing groove (14) is provided with an upright post (15) which penetrates through an opening (213) in the fixing rod (212).

7. The assemblable naive mouse perfusion platform of claim 1, wherein:

the clamping and fixing component (3) comprises a first clamp body (31), a connecting piece (32) and a second clamp body (33);

the first clamp body (31) is clamped on the plate body, and the second clamp body (33) is clamped on an infusion tube (5) which is used for perfusion and is close to the infusion needle head (6).

8. The assemblable naive mouse perfusion platform of claim 7, wherein:

the first clamp body (31) comprises clamping arms (311) on two sides and a hinge piece (312) arranged in the middle of the clamping arms;

the inner wall of the clamping arm (311) is provided with an anti-skid rubber pad (313).

9. The assemblable naive mouse perfusion platform of claim 7, wherein:

the connecting piece (32) is an iron rod body (222) with a plastic shape.

10. The assemblable naive mouse perfusion platform of claim 7, wherein:

the second clamp body (33) is made of a plastic medical plastic material and is coated with a soft silica gel pad (331).