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A fixed mechanism for animal experiments

A fixed mechanism and animal experiment technology, applied in the field of animal experiments, can solve the problems of inaccurate experimental data, large animal shaking, and poor adaptability, so as to improve experimental efficiency and reduce experimental failure.

Active Publication Date: 2022-06-07
GUIZHOU MEDICAL UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In the process of conducting animal experiments, on the one hand, for safety considerations, and on the other hand, it is also convenient for the experimenter to operate. Usually, the animals used in the experiment are small white mice and rabbits with weak attack power and small size. Fixation operation, so that it is convenient for experimenters to perform experimental operations on animals. The traditional fixation method is to fix the animals directly by tying them. However, if only the limbs of the animals are fixed, the shaking of the animals is still relatively large. Too many positions will affect the experimental operation. Although there is an accurate fixation mechanism for specific animals, there is a problem of poor adaptability. It can only be fixed for one animal, and in the process of experimenting with animals, for For some inexperienced experimenters, it is also difficult to find the experimental site of the animal, and it is easy to cause inaccurate experimental data or experimental failure due to the error of the experimental site.

Method used

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  • A fixed mechanism for animal experiments
  • A fixed mechanism for animal experiments
  • A fixed mechanism for animal experiments

Examples

Experimental program
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Effect test

Embodiment 1

[0037] See Figure 1-11According to an embodiment of the present invention, a fixed mechanism for animal experiments, comprising an experimental plate 1, the middle of the experimental plate 1 is embedded with a rectangular electromagnetic chuck 2, the top of the rectangular electromagnetic chuck 2 is provided with a grid 3, in practical application, can be marked on the grid 3, convenient for the experimenter to fix the experimental animal in a specific position and find the experimental part of the experimental animal, the rectangular electromagnetic chuck 2 is connected to the active block 4 through the sliding mechanism, the sliding mechanism comprises a slider 41, Chute 42 and rectangular electromagnetic chuck 43, the experimental plate 1 near the activity block 4 open a chute 42, the chute 42 is provided with a slider 41 inside, the slider 41 matches the chute 42, the slider 41 can not detach from the chute 42, the bottom of the chute 42 is fixed connected to the rectangular ...

Embodiment 2

[0044] See Figure 1-9, the middle of the side of the connecting plate 13 is connected to the connecting rod 21, the connecting rod 21 away from the top of the experimental plate 1 is connected to the activity wheel 22, the activity wheel 22 is located in the limit frame 23, the limit frame 23 away from the side of the activity wheel 22 is connected to the activity mechanism, the activity mechanism comprises a connecting rod 24, the activity box 25 and the activity rod 26, the limit frame 23 away from the activity wheel 22 side fixed connection to the activity rod 26, One end of the movable rod 26 runs through the activity box 25, the bottom of the activity box 25 is fixedly connected to the connection plate 13 by connecting rod two 24, the bottom of the activity box 25 opens a finite slot 31, the bottom of the activity rod 26 is close to the limit slot 31 at the fixed connection finite block 32, the limit block 32 is located within the limit slot 31 and matches the limit slot 31, ...

Embodiment 3

[0047] See Figure 8-9 , the activity rod 26 is connected between the activity frame 25 and the limited position mechanism two, the limit mechanism two comprises a connecting block 27, a threaded sleeve 28, a bolt 29 and a through hole two 30, the top of the activity frame 25 is opened with a plurality of through holes two 30, the top fixed connection of the activity rod 26 is connected to the connecting block 27, the top fixed connection of the connection block 27 is connected with a threaded sleeve 28, the threaded sleeve 28 internal thread connection has a bolt 29, The bottom of the bolt 29 runs through the threaded sleeve 28 and is located within the through hole two 30.

[0048] By the above scheme of the present invention, the limit mechanism two can fix the limit of the limit frame 23, fix the current position of the limit frame 23, so as to achieve the purpose of fixing the current angle of the experimental plate 1, maintaining the tilt angle of the experimental plate 1.

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Abstract

The invention discloses a fixing mechanism for animal experiments, which comprises an experiment board, a rectangular electromagnetic sucker is embedded in the middle of the experiment board, and both sides of the rectangular electromagnetic sucker are connected with a movable block through a sliding mechanism, one side of which is The top of the movable block is fixedly connected with a fixed block, and the top of the movable block on the other side is fixedly connected with a fixed box, the inside of the fixed box is connected with the rotating rod, and the outer surface of the rotating rod is wrapped with a fixed belt, One end of the fixed belt is connected with the fixed block, and the ports on both sides of the experiment board are movably connected with a movable wheel one, and the movable wheel one is located on the sliding frame, and the bottom of the sliding frame is fixedly connected with a connecting plate, Both sides of the connecting plate are connected with a plurality of hooks, the hooks are connected with a connecting belt, the two ends of the connecting belt are connected by an adhesive mechanism, and the connecting belt is fixedly connected with a magnet. Beneficial effect: through the cooperation of the two fixing methods, the purpose of precisely fixing small animals is achieved.

Description

Technical field [0001] The present invention relates to the field of animal experiment technology, in particular, to a fixed mechanism for animal experimentation. Background [0002] Animal experimentation refers to scientific research carried out in laboratories using animals in order to gain new knowledge about biology, medicine, etc., or to solve specific problems. Animal experiments must be conducted by or under the direction of trained personnel with a research degree or specialized technical competence. [0003] The ultimate purpose of the development of laboratory animal science is to study the life phenomena of animals themselves, and then to apply them to humans, explore the mysteries of human life, control human disease and aging, and prolong human life. Laboratory animal science is accompanied by biomedical sciences, formed through a long process of animal experimentation. However, the rapid development of laboratory animal science has made the research value of labora...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61D3/00
CPCA61D3/00
Inventor 王大朋张爱华陈雄马璐范丽丽
Owner GUIZHOU MEDICAL UNIV