CN215080164U

CN215080164U - Dual-purpose fixing device for tail vein injection and subcutaneous injection of rat

Info

Publication number: CN215080164U
Application number: CN202120930662.4U
Authority: CN
Inventors: 刘亭; 吴忠秀; 薛维娜; 孙佳; 刘春花
Original assignee: Guizhou Medical University
Current assignee: Guizhou Medical University
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-10
Anticipated expiration: 2031-04-30

Abstract

The utility model provides a fixing device for tail vein injection and subcutaneous injection of rats, which comprises a support rod; an operating platform is arranged on the inner side of the supporting rod, eight groups of through holes are formed in the operating platform, and sliding grooves are formed in two sides of the top of the operating platform; the top of the operating platform is fixedly provided with a binding tail piece through a bolt; through being provided with bracing piece and fixture block, for a dual-purpose fixing device of rat tail vein injection and hypodermic provides the effect of adjusting the position height of operation panel according to operator's height size when using, utilize the bracing piece can cooperate the fixture block to carry out more convenient position adjustment, can realize the purpose of the position height of more convenient adjustment operation panel, compare the effect that current dual-purpose fixing device of rat tail vein injection and hypodermic can more convenient effectual realization position adjustment, the practicality of a dual-purpose fixing device of rat tail vein injection and hypodermic has been strengthened.

Description

Dual-purpose fixing device for tail vein injection and subcutaneous injection of rat

Technical Field

The utility model belongs to the technical field of animal medicine, more specifically say, in particular to dual-purpose fixing device of rat tail vein injection and hypodermic.

Background

The blood sampling, injection administration or cell transplantation of rats are common operation techniques in animal experiments, in the experimental process, the tested rats may struggle, bite and scratch continuously due to pain and cannot be controlled by experimenters completely, and when the operations such as injection, blood sampling and the like are required to be performed on the rats, the effective fixation of the rats is one of the conditions for successful operation.

Based on the above, the existing fixing device has a single structure, can not be used for tail vein injection operation by a single person, wastes manpower, greatly influences the experimental efficiency and is not beneficial to further research; moreover, the fixing device can only fix rats with specific body types, has low universality and is inconvenient for fixing the rats.

Therefore, in view of the above, the present invention provides a fixing device for tail vein injection and subcutaneous injection of rats, which is improved based on the existing structure and defects, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a dual-purpose fixing device for tail vein injection and subcutaneous injection of rats, which solves the problems that the prior fixing device proposed in the background art has a single structure, can not be used for tail vein injection operation by one person, wastes manpower, greatly influences the experimental efficiency and is not beneficial to further research; and the rat with a specific body type can only be fixed, so the universality is not strong, and the rat is not convenient to fix.

The utility model relates to a purpose and efficiency of dual-purpose fixing device of rat tail vein injection and hypodermic are reached by following specific technological means:

a dual-purpose fixing device for tail vein injection and subcutaneous injection of a rat comprises a supporting rod; the outer side of the supporting rod is provided with a groove; a clamping block is arranged at the top of the supporting rod, and the inner side of the clamping block is of a U-shaped structure; an operating platform is arranged on the inner side of the supporting rod, and eight groups of through holes are formed in the operating platform; sliding grooves are formed in two sides of the top of the operating platform; and the top of the operating platform is fixedly provided with a tail bundling piece through a bolt.

Furthermore, the support rod is also provided with a fixing piece and a top cylinder; the bottom of the supporting rod is fixedly provided with a fixing piece through a bolt, and the fixing piece is of a trapezoidal structure as a whole; a through hole is formed in the top cylinder; the supporting rod is arranged in the top cylinder through a through hole formed in the top cylinder.

Furthermore, the fixture block is also provided with a pull rod and a first spring rod; clamping grooves are formed in two sides of the clamping block, and first spring rods are mounted in the clamping grooves; a pull rod is fixedly arranged at the middle position of the outer side of the clamping block through welding, and one end of the pull rod is arranged on the outer side of the top cylinder; the two ends of the outer side of the clamping block are arranged, and a limiting block is arranged at one end of the first spring rod and clings to the inner wall of the top cylinder.

Further, the operating platform is also provided with a fixed block, a second spring rod and a clamp; the bottom of the operating platform is fixedly provided with a fixed block through a bolt; a through hole is formed in the fixed block; one side of the fixed block is provided with a second spring rod; a clamp is arranged on one side of the second spring rod, and a rubber layer is arranged on the inner side of the clamp; a linkage rod is arranged through a through hole formed in the fixed block, the other end of the linkage rod is connected with a clamp, and a U-shaped structure is arranged on the inner side of the clamp.

Furthermore, the tail bundling piece is also provided with a bundling belt, a vertical plate and a mouse bundling belt; the top of the binding tail piece is provided with an injection hole; a sleeve is arranged on one side of the binding tail piece, and a binding belt is arranged on the outer side of the sleeve; a vertical plate is arranged on the outer side of the binding tail piece, a pulley is arranged at the bottom of the vertical plate, and the pulley is fixedly arranged in a sliding groove formed in the two sides of the top of the operating platform; the top of the vertical plate is provided with a mouse-restraining belt.

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

1. through being provided with bracing piece and fixture block, for a dual-purpose fixing device of rat tail vein injection and hypodermic provides the effect of adjusting the position height of operation panel according to operator's height size when using, utilize the bracing piece can cooperate the fixture block to carry out more convenient position adjustment, can realize the purpose of the position height of more convenient adjustment operation panel, compare the effect that current dual-purpose fixing device of rat tail vein injection and hypodermic can more convenient effectual realization position adjustment, the practicality of a dual-purpose fixing device of rat tail vein injection and hypodermic has been strengthened.

2. Through being provided with bundle tail and ribbon, provide the effect that can fix the rat tail for a dual-purpose fixing device of rat tail vein injection and hypodermic provides, utilize the ribbon to cooperate and restraint the tail that the tail was restrainted the rat, can realize the purpose that can not break the tail of rat when operating personnel injects, compare the effect that the dual-purpose fixing device of rat tail vein injection and hypodermic that current can be more laborsaving realization restraines the rat tail, a dual-purpose fixing device of rat tail vein injection and hypodermic's practicality has been strengthened.

3. Through being provided with operation panel and anchor clamps, for a dual-purpose fixing device of rat tail vein injection and hypodermic provides and to carry out the effect of fixing with the four limbs of rat, utilize anchor clamps can cooperate the operation panel to carry out the purpose of fixed rat four limbs, can realize fixing the rat and place scratch operating personnel's purpose on the operation panel, compare the effect of the fixed rat four limbs of completion that current dual-purpose fixing device of rat tail vein injection and hypodermic can be more laborsaving, the usability of a dual-purpose fixing device of rat tail vein injection and hypodermic has been strengthened.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic top view of the present invention.

Fig. 3 is a schematic bottom view structure of the present invention.

Fig. 4 is a schematic diagram of the detailed structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a support bar; 101. a fixing member; 102. a top cylinder; 2. a clamping block; 201. a pull rod; 202. a first spring lever; 3. an operation table; 301. a fixed block; 302. a second spring lever; 303. a clamp; 4. a tail piece; 401. binding a belt; 402. a vertical plate; 403. a mouse restraining belt.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a fixing device for tail vein injection and subcutaneous injection of rats, which comprises a support rod 1; the outer side of the support rod 1 is provided with a groove; the top of the supporting rod 1 is provided with a clamping block 2, and the inner side of the clamping block 2 is of a U-shaped structure; an operating table 3 is arranged on the inner side of the supporting rod 1, and eight groups of through holes are formed in the operating table 3; the two sides of the top of the operating platform 3 are provided with sliding chutes; the top of the operating platform 3 is fixedly provided with a binding tail piece 4 through a bolt; the support rod 1 is also provided with a fixed part 101 and a top cylinder 102; the bottom of the support rod 1 is fixedly provided with a fixing piece 101 through a bolt, and the whole fixing piece 101 is of a trapezoidal structure; a through hole is formed in the top cylinder 102; the supporting rod 1 is arranged inside the top cylinder 102 through a through hole formed in the top cylinder 102; the fixture block 2 is further provided with a pull rod 201 and a first spring rod 202; clamping grooves are formed in two sides of the clamping block 2, and a first spring rod 202 is installed in each clamping groove; a pull rod 201 is fixedly arranged at the middle position of the outer side of the fixture block 2 through welding, and one end of the pull rod 201 is arranged on the outer side of the top cylinder 102; two ends of the outer side of the fixture block 2 are provided, and one end of the first spring rod 202 is provided with a limiting block, and the limiting block is tightly attached to the inner wall of the top cylinder 102.

Wherein, the operating platform 3 is also provided with a fixed block 301, a second spring rod 302 and a clamp 303; the bottom of the operating platform 3 is fixedly provided with a fixed block 301 through a bolt; a through hole is formed in the fixing block 301; a second spring rod 302 is arranged on one side of the fixed block 301; a clamp 303 is arranged on one side of the second spring rod 302, and a rubber layer is arranged on the inner side of the clamp 303; a linkage rod is arranged through a through hole formed in the fixed block 301, the other end of the linkage rod is connected with the clamp 303, and a U-shaped structure is arranged on the inner side of the clamp 303; through setting up anchor clamps 303 can give firm the fixing in the bottom of operation panel 3 with the four limbs of rat, the operating personnel of being convenient for carry out the injection.

Wherein, the binding tail piece 4 is also provided with a binding belt 401, a vertical plate 402 and a mouse binding belt 403; the top of the binding tail piece 4 is provided with an injection hole; a sleeve is arranged on one side of the binding tail piece 4, and a binding belt 401 is arranged on the outer side of the sleeve; a vertical plate 402 is arranged on the outer side of the binding tail 4, and pulleys are arranged at the bottom of the vertical plate 402 and are fixedly arranged in sliding grooves formed in two sides of the top of the operating platform 3; the top of the vertical plate 402 is provided with a mouse-restraining belt 403; the tail of the rat can be firmly fixed in the tail restraint piece 4 without swinging to cause tail breaking.

The specific use mode and function of the embodiment are as follows:

in the utility model, when in use, the position of the adjusting operation table 3 pulls the pull rod 201 to drive the first spring rod 202 to contract so as to drive the fixture block 2 not to be clamped in the groove outside the support rod 1, when the position of the adjusting operation table 3 is adjusted to a proper position, the pull rod 201 is loosened to drive the first spring rod 202 to drive the fixture block 2 to be clamped in the groove outside the support rod 1 through tension so as to fix the fixture block 2; a rat is placed on an operation table 3, and four limbs of the rat are inserted into a through hole formed in the operation table 3; pulling the linkage rod to drive the clamp 303 to contract backwards to fix the four limbs of the rat through a U-shaped structure arranged on the inner side of the clamp 303; put into the tail of rat and restraint tail 4 and entangle the tail end with the bundle tail with ribbon 401 and restraint the outside of tail 4 and alright inject the tail fixedly through the injection hole that the tail 4 top was seted up, move the riser 402 to the rat waist through the pulley that riser 402 bottom set up because the riser 402 top is provided with the rat and restraints the area 403 can be with the health constraint of rat on operation panel 3, make it can not flee the staff and can accomplish the injection operation at back.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A dual-purpose fixing device for tail vein injection and subcutaneous injection of a rat is characterized by comprising a supporting rod (1); the outer side of the support rod (1) is provided with a groove; the top of the supporting rod (1) is provided with a clamping block (2), and the inner side of the clamping block (2) is of a U-shaped structure; an operating table (3) is arranged on the inner side of the supporting rod (1), and eight groups of through holes are formed in the operating table (3); sliding grooves are formed in two sides of the top of the operating platform (3); the top of the operating platform (3) is fixedly provided with a tail binding piece (4) through a bolt.

2. The dual-purpose fixation device for tail vein injection and subcutaneous injection of rat as claimed in claim 1, wherein: the support rod (1) is also provided with a fixing piece (101) and a top cylinder (102); the bottom of the support rod (1) is fixedly provided with a fixing piece (101) through a bolt, and the whole fixing piece (101) is of a trapezoidal structure; a through hole is formed in the top cylinder (102); the support rod (1) is arranged in the top cylinder (102) through a through hole formed in the top cylinder (102).

3. The dual-purpose fixation device for tail vein injection and subcutaneous injection of rat as claimed in claim 1, wherein: the fixture block (2) is also provided with a pull rod (201) and a first spring rod (202); clamping grooves are formed in two sides of the clamping block (2), and a first spring rod (202) is installed in each clamping groove; a pull rod (201) is fixedly arranged in the middle position of the outer side of the fixture block (2) through welding, and one end of the pull rod (201) is arranged on the outer side of the top cylinder (102); two ends of the outer side of the clamping block (2) are provided, one end of the first spring rod (202) is provided with a limiting block, and the limiting block is tightly attached to the inner wall of the top cylinder (102).

4. The dual-purpose fixation device for tail vein injection and subcutaneous injection of rat as claimed in claim 1, wherein: the operating table (3) is also provided with a fixed block (301), a second spring rod (302) and a clamp (303); the bottom of the operating platform (3) is fixedly provided with a fixed block (301) through a bolt; a through hole is formed in the fixing block (301); a second spring rod (302) is arranged on one side of the fixed block (301); a clamp (303) is arranged on one side of the second spring rod (302), and a rubber layer is arranged on the inner side of the clamp (303); a linkage rod is arranged through a through hole formed in the fixed block (301), the other end of the linkage rod is connected with the clamp (303), and a U-shaped structure is arranged on the inner side of the clamp (303).

5. The dual-purpose fixation device for tail vein injection and subcutaneous injection of rat as claimed in claim 1, wherein: the tail bundling piece (4) is also provided with a bundling belt (401), a vertical plate (402) and a mouse bundling belt (403); the top of the tail bundling piece (4) is provided with an injection hole; a sleeve is arranged on one side of the tail bundling piece (4), and a binding belt (401) is arranged on the outer side of the sleeve; a vertical plate (402) is arranged on the outer side of the tail bundling piece (4), pulleys are arranged at the bottom of the vertical plate (402), and the pulleys are fixedly arranged in sliding grooves formed in two sides of the top of the operating platform (3); the top of the vertical plate (402) is provided with a rat-restraining belt (403).