CN219250513U

CN219250513U - Rat brain device of drawing materials for experiments

Info

Publication number: CN219250513U
Application number: CN202221892098.2U
Authority: CN
Inventors: 刘江伟; 王广军; 柯红; 郭飞; 杨曦; 惠华强; 是文辉; 徐英
Original assignee: General Hospital Of Xinjiang Military Region Pla
Current assignee: General Hospital Of Xinjiang Military Region Pla
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-06-27
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a rat brain sampling device for experiments, which relates to the technical field of experimental instruments and comprises a bottom plate, an adjusting and fixing mechanism and a clamping mechanism; the adjusting and fixing mechanism comprises a first connecting block, a bracket, a first locking column and a first locking sleeve; the first connecting block is provided with connecting holes and is symmetrically arranged on the side wall of the bottom plate; the support is U-shaped, one end of the support is provided with external threads, the outer wall of the support is provided with a baffle ring, one end of the support provided with the external threads is arranged in the connecting hole, and one end of the support, which is far away from the baffle ring, is hollow and is provided with internal threads; the first locking sleeve is arranged on the end of the bracket provided with the baffle ring through threads; the first locking column is arranged in the end of the bracket far away from the baffle ring through threads; the clamping mechanism is rotatably arranged on the first locking column. The rat is conveniently fixed during anesthesia, the head of the rat is fixed during material drawing, and experimental operation is convenient to carry out.

Description

Rat brain device of drawing materials for experiments

Technical Field

The utility model relates to the technical field of experimental instruments, in particular to a rat brain sampling device for experiments.

Background

The brain science research is a research hotspot at home and abroad, and experimental medicine mainly based on animal experiments promotes the development and progress of biomedicine, and is the basis of research life science. Rats are one of the most commonly used experimental animals in experimental research.

In the experimental process of rats, the brain sampling of the rats is a key step, and whether the brain sampling is successful or not is directly related to whether the later-stage index detection can be successfully carried out. The accurate material selection of the cerebral nucleus can better research the mechanism of occurrence and development of cerebral diseases, can promote the progress and development of cerebral neural network science, and is a vital link of cerebral science research.

In the process of taking the rat brain, the following difficulties exist: firstly, the rats need to be bound and anesthetized before the materials are obtained, the operation is inconvenient when the rats are manually fixed, and the connection ropes and the subsequent removal of the ropes are inconvenient when the ropes are used for fixation; secondly, the appearance of the rat brain is uneven and easy to slide, and the sampling operation is affected.

Disclosure of Invention

In order to solve the problems, the utility model designs a rat brain sampling device for experiments, which is convenient for fixing rats during anesthesia and fixing the heads of the rats during sampling, thereby being convenient for experimental operation.

In order to solve the technical problems and achieve the technical effects, the utility model is realized by the following technical contents:

the rat brain sampling device for experiments comprises a bottom plate, an adjusting and fixing mechanism and a clamping mechanism; the adjusting and fixing mechanism comprises a first connecting block, a bracket, a first locking column and a first locking sleeve; the first connecting block is provided with connecting holes and is symmetrically arranged on the side wall of the bottom plate; the support is U-shaped, one end of the support is provided with external threads, the outer wall of the support is provided with a baffle ring, one end of the support provided with the external threads is arranged in the connecting hole, and one end of the support, which is far away from the baffle ring, is hollow and is provided with internal threads; the first locking sleeve is arranged on the end of the bracket provided with the baffle ring through threads; the first locking column is arranged in the end of the bracket far away from the baffle ring through threads; the clamping mechanism is rotatably arranged on the first locking column.

Further, the clamping mechanism comprises a fixed block and a binding belt; the fixed block rotates the end that sets up at first locking post, is equipped with the recess on the terminal surface that the fixed block kept away from first locking post, and the constraint area sets up at the both ends of recess and is parallel with the terminal surface of fixed block.

Further, the clamping mechanism comprises a connecting plate and a connecting clamp; the connecting plate rotates the end that sets up at first locking post, and the connecting clamp is V-arrangement and the bottom setting is on the connecting plate.

Further, the groove is V-shaped, and the opening end of the groove faces towards the binding belt.

Further, the support includes body frame, auxiliary frame, adjusting collar, and external screw thread, fender ring all set up on the body frame, the body frame keep away from the inside cavity of one end of fender ring and with adjusting collar threaded connection, the one end that the body frame was kept away from to the adjusting collar rotate with the auxiliary frame and be connected.

The beneficial effects of the utility model are as follows:

1. through setting up bottom plate, adjusting fixed establishment, fixture, the regulating plate provides operation platform for the experiment, and adjusting fixed establishment cooperation centre gripping can adjust fixed angle, adapts to the fixed of rat four limbs or head, and is fixed more convenient, swift, the operation of being convenient for draw materials.

2. Through setting up the support and including body frame, subframe, can cooperate and adjust fixed angle and position of fixed establishment, fixture adjustment, it is wider to the fixed range of rat, and the operation is more convenient.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram showing the overall structure of a rat brain sampling device for experiments according to the present utility model;

FIG. 2 is a schematic diagram of the structure of the adjusting and fixing mechanism of the experimental rat brain sampling device;

FIG. 3 is a schematic diagram showing another structure of the adjusting and fixing mechanism of the experimental rat brain sampling device;

in the drawings, the list of components represented by the various numbers is as follows:

1-bottom plate, 2-adjustment fixing mechanism, 201-first connecting block, 202-main frame, 203-subframe, 204-first lock sleeve, 205-baffle ring, 206-first lock post, 207-adjustment sleeve, 3-clamping mechanism, 301-fixing block, 302-groove, 303-binding belt, 304-connecting plate, 305-connecting clamp.

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.

For a clearer description of the present utility model, the following description is made in connection with specific embodiments:

example 1

Referring to fig. 1-3, a rat brain sampling device for experiments comprises a bottom plate 1, an adjusting and fixing mechanism 2 and a clamping mechanism 3; the adjusting and fixing mechanism 2 comprises a first connecting block 201, a bracket, a first locking column 206 and a first locking sleeve 204; the first connecting block 201 is provided with connecting holes, and the first connecting block 201 is symmetrically arranged on the side wall of the bottom plate 1; the support is U-shaped, one end of the support is provided with external threads, the outer wall of the support is provided with a baffle ring 205, one end of the support provided with the external threads is arranged in the connecting hole, and one end of the support, which is far away from the baffle ring 205, is hollow and is provided with internal threads; the first locking sleeve 204 is arranged on the end head of the bracket provided with the baffle ring 205 through threads; the first locking post 206 is arranged in the end of the bracket away from the baffle ring 205 through threads; the clamping mechanism 3 is rotatably mounted on the first locking post 206.

In specific implementation, a rat is prone on the bottom plate 1, the first locking sleeve 204 is loosened, the rotating bracket drives the clamping mechanism 3 to be located above the four limbs of the rat, the position of the friction force fixing bracket is generated between the baffle ring 205 and the first connecting block 201 under the action of threads of the first locking sleeve 204, and the first locking column 206 is rotated to drive the clamping mechanism 3 to move downwards so as to clamp the four limbs of the rat respectively, so that the rat unfolding experiment is fixed.

Example 2

Based on embodiment 1, the clamping mechanism 3 comprises a fixed block 301 and a binding belt 303; the fixed block 301 is rotatably arranged at the end of the first locking column 206, a groove 302 is arranged on the end face of the fixed block 301 away from the first locking column 206, a binding belt 303 is arranged at two ends of the groove 302 and is parallel to the end face of the fixed block 301, the fixed block 301 is pushed to move towards the limbs of a rat by rotating the first locking column 206, the fixed block 301 is rotated to enable the groove 302 to aim at the limbs of the rat, the groove 302 is clamped above the limbs of the rat, the binding belt 303 wraps the limbs of the rat, and in the process of downward movement of the fixed block 301, the limbs of the rat are bound because the limbs of the rat are higher than the top end of the bottom plate 1.

Example 3

Based on embodiment 1, the clamping mechanism 3 comprises a connecting plate 304 and a connecting clip 305; the connecting plate 304 rotates the end that sets up at first locking post 206, and connecting clamp 305 is V-arrangement and the bottom setting is on connecting plate 304, rotates first locking post 206 and promotes connecting plate 304 towards the limb removal of rat, through rotating connecting plate 304 cooperation, uses the link to fix the limb or the head centre gripping of rat.

Example 4

Based on embodiment 2, the grooves 302 are V-shaped, the opening ends of the grooves 302 are gradually reduced toward the binding belt 303, and the inner space of the V-shaped grooves 302 can provide better clamping effect.

Example 5

Based on embodiment 1, the support includes body frame 202, subframe 203, adjusting collar 207, and external screw thread, backing ring 205 all set up on body frame 202, and the one end that backing ring 205 was kept away from to body frame 202 is inside hollow and with adjusting collar 207 threaded connection, and the one end that body frame 202 was kept away from to adjusting collar 207 rotates with subframe 203 to be connected, at the in-process of adjusting the support angle, rotates the length that adjusting collar 207 adjustment adjusting collar 207 got into or shifted out body frame 202 to adjust the distance that subframe 203 moved, the angle of cooperation adjustment support can improve the fixed effect to the rat.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a rat brain device of drawing materials for experiments which characterized in that: comprises a bottom plate, an adjusting and fixing mechanism and a clamping mechanism; the adjusting and fixing mechanism comprises a first connecting block, a bracket, a first locking column and a first locking sleeve; the first connecting block is provided with connecting holes and is symmetrically arranged on the side wall of the bottom plate; the support is U-shaped, one end of the support is provided with external threads, the outer wall of the support is provided with a baffle ring, one end of the support provided with the external threads is arranged in the connecting hole, and one end of the support, which is far away from the baffle ring, is hollow and is provided with internal threads; the first locking sleeve is arranged on the end of the bracket provided with the baffle ring through threads; the first locking column is arranged in the end of the bracket far away from the baffle ring through threads; the clamping mechanism is rotatably arranged on the first locking column.

2. The experimental rat brain sampling device of claim 1, wherein: the clamping mechanism comprises a fixed block and a binding belt; the fixed block rotates the end that sets up at first locking post, is equipped with the recess on the terminal surface that the fixed block kept away from first locking post, and the constraint area sets up at the both ends of recess and is parallel with the terminal surface of fixed block.

3. The experimental rat brain sampling device of claim 1, wherein: the clamping mechanism comprises a connecting plate and a connecting clamp; the connecting plate rotates the end that sets up at first locking post, and the connecting clamp is V-arrangement and the bottom setting is on the connecting plate.

4. The experimental rat brain sampling device of claim 2, wherein: the groove is V-shaped, and the opening end of the groove faces towards the binding belt.

5. The experimental rat brain sampling device of claim 1, wherein: the support includes body frame, auxiliary frame, adjusting collar, and external screw thread, fender ring all set up on the body frame, the body frame keep away from the inside cavity of one end of fender ring and with adjusting collar threaded connection, the one end that the body frame was kept away from to the adjusting collar rotate with the auxiliary frame and be connected.