CN215915034U

CN215915034U - Mouse tail intravenous route fixing device

Info

Publication number: CN215915034U
Application number: CN202121429953.1U
Authority: CN
Inventors: 吴勋; 张晟豪; 史英武; 王康; 程怡; 刘海啸
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-03-01
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a mouse tail intravenous injection fixing device which comprises an operation table body and a transparent sleeve, wherein the transparent sleeve is transversely placed on the top surface of the operation table body, the transparent sleeve is of a cylinder structure with two open ends, a sealing cover is detachably sealed at one end of the transparent sleeve, an insertion block is vertically fixed on the bottom surface of the middle part of the transparent sleeve, and an insertion slot is transversely formed in the middle part of the insertion block. Has the advantages that: according to the utility model, the transparent sleeve is detachably fixed on the top surface of the operating table body in a mode of vertically sliding fit of the insertion block and the insertion slot and horizontally sliding fit of the limiting rod and the limiting hole, and the transparent sleeve can be lifted and taken down only by pulling the limiting rod outwards to be separated from the limiting hole.

Description

Mouse tail intravenous route fixing device

Technical Field

The utility model relates to the field of animal test auxiliary assemblies, in particular to a mouse tail intravenous injection fixing device.

Background

Mouse tail intravenous route is often used in the drug screening, acute toxicity test, need use fixing device to restrain the mouse when mouse tail intravenous route, so that the work to mouse tail intravenous route can go on smoothly, mouse tail intravenous route fixing device is mostly that one end has the opening and can seal, the cylinder that the other end can be ventilative, fill in the cylinder with the mouse during injection, seal cylinder one end, the tail that exposes the mouse through the opening that this end had carries out tail intravenous route, but present mouse tail intravenous route fixing device is when using, the mouse can arrange in fixing device, it is very inconvenient to clear up, sanitary conditions is difficult to guarantee when causing the later stage to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a fixing device for intravenous injection at the tail of a mouse, wherein an insertion block is in vertical sliding fit with a slot, and a limiting rod is in horizontal sliding fit with a limiting hole, so that a transparent sleeve is detachably fixed on the top surface of an operation table body, the transparent sleeve can be lifted up and taken down only by pulling the limiting rod out of the limiting hole, the dismounting and mounting mode is simple and easy to operate, the transparent sleeve can be conveniently dismounted for thorough cleaning after intravenous injection of the mouse is completed, and details are described in the following description.

In order to achieve the purpose, the utility model provides the following technical scheme:

the mouse tail intravenous injection fixing device comprises an operation table body and a transparent sleeve, wherein the transparent sleeve is transversely placed on the top surface of the operation table body, the transparent sleeve is of a cylinder structure with two open ends, a sealing cover is detachably sealed at one end of the transparent sleeve, an insertion block is vertically fixed on the bottom surface of the middle part of the transparent sleeve, and an insertion slot is transversely formed in the middle part of the insertion block;

a plugging assembly capable of vertically reciprocating and lifting is fixed at the rear part of the top surface of the operating table body and used for plugging and opening the end part, which is not provided with the sealing cover, of the transparent sleeve;

the top surface lateral part of operation panel body is vertical to be seted up the slot, just the slot with the vertical sliding fit of inserted block, one side of operation panel body is along transversely having seted up the mounting hole, just the mounting hole with the slot is perpendicular to be communicated, the coaxial locking subassembly that is provided with of mounting hole, just the locking subassembly with spacing hole horizontal sliding fit.

Preferably, the transparent sleeve and the cover are both made of plastic.

Preferably, a plurality of air holes are uniformly formed in the sealing cover, and the sealing cover is detachably connected with the transparent sleeve in a threaded fit mode.

As preferred, the shutoff subassembly includes mounting bracket and stand, the mounting bracket is for the L type structure of invering and fix operation panel body top surface, the vertical sliding fit of horizontal part at mounting bracket top has the stand, the bottom of stand is along vertical being fixed with the baffle, just the baffle with transparent telescopic terminal surface laminating contact, the breach that is used for making the mouse afterbody to expose is seted up to the lower part of baffle, the stand is located the mounting bracket top with part outside clearance fit between the baffle top surface has reset spring, just reset spring both ends respectively with the mounting bracket top with baffle top surface fixed connection.

Preferably, the covering area of the baffle is larger than the opening of the transparent sleeve, and the notch is in a semicircular shape.

Preferably, a handle is fixed to the top end of the upright post.

Preferably, the locking assembly comprises a limiting rod and a pull handle, the limiting rod is in coaxial sliding fit with the mounting hole, the inner end of the limiting rod is in transverse sliding fit with the limiting hole, the outer end of the limiting rod is fixed with the pull handle, the limiting rod is located in the pull handle and a part of the operating platform body between the outer sides is in clearance fit with a tension spring, and two ends of the tension spring are respectively fixedly connected with the pull handle and the operating platform locally.

By adopting the mouse tail intravenous injection fixing device, initially, the insertion block of the transparent sleeve is in vertical sliding fit with the insertion slot of the operating table body, and meanwhile, the limiting rod of the locking assembly is in horizontal sliding fit with the limiting hole of the insertion block, so that the insertion block can be locked and cannot be vertically separated from the insertion slot through the limitation of the matching of the limiting rod and the limiting hole, and then the state that the transparent sleeve is placed on the top surface of the operating table body is locked, when the mouse tail intravenous injection fixing device is used, the upright post is lifted by holding the handle, the upright post drives the baffle to be lifted in a compressed mode through the reset spring to open the end part of the transparent sleeve, then the handle is lifted and the mouse is guided into the transparent sleeve, and the tail part of the mouse is required to be left outside the transparent sleeve in the process that the mouse enters the transparent sleeve, when a mouse enters the transparent sleeve, the handle is placed downwards, the reset spring immediately releases a compression state to drive the baffle to descend and return to seal the end part of the transparent sleeve, so that the mouse is prevented from running out, the tail part of the mouse is slightly pulled to ensure that the tail part of the mouse corresponds to the notch of the baffle in the process of slowly placing the baffle, the baffle is prevented from pressing the tail part of the mouse, the tail part of the mouse is prevented from entering the transparent sleeve due to the running of the mouse in the transparent sleeve, the slightly-pulled tail part of the mouse can be subjected to intravenous injection after the baffle descends and returns to complete the sealing of the transparent sleeve, the baffle is lifted to take out the mouse after the injection is completed, when the transparent sleeve needs to be cleaned, the pull handle is held outwards to pull and pull the limiting rod out of the limiting hole in a manner that the tension spring is stretched, and then the transparent sleeve is lifted to make the plug block out of the slot by keeping the pull handle outwards pulled, the transparent sleeve is taken down immediately, then the sealing cover can be unscrewed to thoroughly clean the transparent sleeve, the sealing cover is firstly installed after cleaning is completed, then the inserting block at the bottom of the transparent sleeve is vertically contrasted with the inserting groove again and vertically slides in, meanwhile, the pull handle is pulled outwards again to enable the limiting rod to be accommodated in the installation hole, when the inserting block slides downwards to the bottom end and is lower than the limiting rod, the pull handle is loosened, the tension spring releases the tension state to drive the limiting rod to abut against the surface of the inserting block, the inserting block continues to slide downwards to the limiting hole and is contrasted with the limiting rod, the tension spring continues to release the tension state to drive the limiting rod to be inserted into the limiting hole again, so that the transparent sleeve is fixed again, the disassembly and assembly modes of the transparent sleeve are simple and easy to operate, and the transparent sleeve can be conveniently disassembled to thoroughly clean after the mouse intravenous injection is completed, the sanitary condition of later-period repeated use of the transparent sleeve is guaranteed.

Has the advantages that: 1. according to the utility model, the transparent sleeve is detachably fixed on the top surface of the operating table body in a mode of vertically sliding fit of the insert block and the slot and horizontally sliding fit of the limiting rod and the limiting hole, and the transparent sleeve can be lifted and taken down only by pulling the limiting rod out of the limiting hole;

2. the mode that drives the baffle through the stand and go up and down can be quick the shutoff with open transparent telescopic tip, adopt the flexible mode of reset spring can drive the baffle simultaneously and descend to reset, made things convenient for the shutoff to transparent sleeve tip and opened.

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 the drawings without creative efforts.

FIG. 1 is a front external view of the present invention;

FIG. 2 is a front cross-sectional view of the utility model of FIG. 1;

FIG. 3 is a left external view of FIG. 1 of the present invention;

FIG. 4 is a right external view of FIG. 1 of the present invention;

fig. 5 is a top cross-sectional view of fig. 1 of the present invention.

The reference numerals are explained below:

1. sealing the cover; 101. air holes are formed; 2. a transparent sleeve; 3. a locking assembly; 301. pulling a handle; 302. a tension spring; 303. a limiting rod; 4. an operation table body; 401. mounting holes; 402. a slot; 5. a plugging component; 501. a handle; 502. a mounting frame; 503. a return spring; 504. a column; 505. a baffle plate; 506. a notch; 6. inserting a block; 601. and a limiting hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

Referring to fig. 1-5, the utility model provides a mouse tail intravenous injection fixing device, which comprises an operation table body 4 and a transparent sleeve 2, wherein the transparent sleeve 2 is transversely placed on the top surface of the operation table body 4, the transparent sleeve 2 is of a cylinder structure with two open ends, one end of the transparent sleeve 2 is detachably sealed with a sealing cover 1, an insertion block 6 is vertically fixed on the bottom surface of the middle part of the transparent sleeve 2, and a slot 402 is transversely formed in the middle part of the insertion block 6. And a plugging component 5 which can vertically reciprocate is fixed at the rear part of the top surface of the operating platform body 4 and is used for plugging and opening the end part of the transparent sleeve 2 which is not provided with the sealing cover 1. The slot 402 has been seted up vertically to the top surface lateral part of operation panel body 4, and slot 402 and the vertical sliding fit of inserted block 6, and preferred inserted block 6 is the rectangular block, and slot 402 is the rectangular channel, and mounting hole 401 has been seted up along transversely to one side of operation panel body 4, and mounting hole 401 communicates with slot 402 is perpendicular, and the coaxial locking subassembly 3 that is provided with of mounting hole 401, and locking subassembly 3 and spacing hole 601 horizontal sliding fit.

As the preferred scheme of present case, transparent sleeve 2 and closing cap 1 are the plastics material, so set up, are convenient for can see through the state that transparent sleeve 2 observed the mouse, a plurality of bleeder vents 101 have been seted up to 1 equipartition of closing cap, preferred bleeder vent 101 is the through-hole to have good ventilation effect in the transparent sleeve 2, and closing cap 1 can be dismantled with transparent sleeve 2 through screw-thread fit's mode and be connected, so set up, be convenient for can be quick twist off and install closing cap 1.

The plugging assembly 5 comprises a mounting frame 502 and a vertical column 504, the mounting frame 502 is of an inverted L-shaped structure and is fixed on the top surface of the operating platform body 4, the vertical column 504 is vertically and slidably fitted on the horizontal part of the top of the mounting frame 502, a baffle 505 is vertically fixed on the bottom end of the vertical column 504 along the longitudinal direction, the baffle 505 is in contact with the end face of the transparent sleeve 2, the lower part of the baffle 505 is provided with a notch 506 for exposing the tail of the mouse, the outer side of the part of the upright column 504 between the top of the mounting frame 502 and the top face of the baffle 505 is in clearance fit with a return spring 503, and both ends of the return spring 503 are respectively fixedly connected with the top of the mounting frame 502 and the top surface of the baffle 505, with the arrangement, the end part of the transparent sleeve 2 can be rapidly sealed and opened in a manner that the upright column 504 drives the baffle 505 to ascend and descend, meanwhile, the baffle 505 can be driven to descend and reset by adopting the telescopic mode of the reset spring 503, so that the end part of the transparent sleeve 2 can be conveniently plugged and opened.

The cover area of baffle 505 is greater than the opening of transparent sleeve 2 to ensure the tip of the transparent sleeve 2 of shutoff that baffle 505 can be complete, the shape of breach 506 is semi-circular, so set up, the afterbody of the mouse of being convenient for can expose and can not be pushed down by baffle 505 from breach 506, then make things convenient for operating personnel to pull the mouse afterbody and inject smoothly, the top of stand 504 is fixed with handle 501, so set up, be convenient for pull stand 504 through the mode of handheld handle 501 application of force.

Locking Assembly 3 includes gag lever post 303 and pull handle 301, gag lever post 303 and the coaxial sliding fit of mounting hole 401, the inner and spacing hole 601 horizontal sliding fit of gag lever post 303, the outer end of gag lever post 303 is fixed with pull handle 301, the part clearance fit that gag lever post 303 is located between the outside of pull handle 301 and operation panel body 4 has extension spring 302, and extension spring 302 both ends respectively with pull handle 301 and the local fixed connection of operation panel 4, so set up, be convenient for come the unable slot 402 that deviates from of locking inserted block 6 through gag lever post 303 and spacing hole 601 complex mode, be convenient for simultaneously remove the locking that can't deviate from slot 402 to inserted block 6 through the mode that spacing hole 601 was deviate from to gag lever post 303.

By adopting the structure, initially, the insert 6 of the transparent sleeve 2 is in vertical sliding fit with the slot 402 of the operating table body 4, and the limit rod 303 of the locking component 3 is in horizontal sliding fit with the limit hole 601 of the insert 6, so that the insert 6 can be locked and can not be vertically separated from the slot 402 by the limit of the limit rod 303 and the limit hole 601, and the state that the transparent sleeve 2 is placed on the top surface of the operating table body 4 is locked, when the mouse is used, the upright column 504 is lifted by the hand-held handle 501, the upright column 504 drives the baffle 505 to be lifted upwards in a compressed mode through the return spring 503 so as to open the end part of the transparent sleeve 2, then the handle 501 is kept lifted and guides the mouse into the transparent sleeve 2, the tail part of the mouse should be left outside the transparent sleeve 2 in the process of entering the transparent sleeve 2, the handle 501 is lowered after the mouse enters the transparent sleeve 2, the return spring 503 immediately releases the compressed state to drive the baffle 505 to be lowered to return to close the end part of the transparent sleeve 2, the mouse is prevented from running out, the tail of the mouse is slightly pulled to ensure that the tail of the mouse corresponds to the notch 506 of the baffle 505 in the process of slowly lowering the baffle 505, the baffle 505 is prevented from pressing the tail of the mouse, the mouse is prevented from running in the transparent sleeve 2 and entering the transparent sleeve 2, the tail of the slightly-pulled mouse can be subjected to intravenous injection after the baffle 505 descends and resets to seal the transparent sleeve 2, the baffle 505 is lifted up to take out the mouse after the injection is finished, when the transparent sleeve 2 needs to be cleaned, the pull handle 301 is held by hand to pull outwards and the limiting rod 303 is pulled out of the limiting hole 601 through the tension spring 302, the transparent sleeve 2 is lifted up to enable the plug 6 to be separated from the slot 402 after the pull handle 301 is kept pulled outwards, the transparent sleeve 2 is taken down, then the sealing cover 1 can be screwed down to thoroughly clean the transparent sleeve 2, the sealing cover 1 is firstly installed after the cleaning is finished, the plug 6 at the bottom of the transparent sleeve 2 is vertically matched with the slot 402 again and vertically slides in, simultaneously pull handle 301 outward once more and make gag lever post 303 income mounting hole 401 in, when the inserted block 6 gliding is less than the gag lever post 303 in the bottom and loosen handle 301, extension spring 302 releases tensile state and drives gag lever post 303 and supports on the inserted block 6 surface, continue gliding inserted block 6 to spacing hole 601 and when gag lever post 303 contrast, extension spring 302 continues to release tensile state and drives gag lever post 303 and insert spacing hole 601 once more to this accomplishes fixing once more to transparent sleeve 2, transparent sleeve 2's dismouting mode is simple easy to operate, be convenient for pull down transparent sleeve 2 after mouse intravenous route is accomplished and carry out thorough cleanness, be favorable to guaranteeing transparent sleeve 2 later stage used repeatedly's health situation.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The utility model provides a mouse tail intravenous route fixing device, includes operation panel body (4) and transparent sleeve (2), its characterized in that: the transparent sleeve (2) is transversely placed on the top surface of the operating table body (4), the transparent sleeve (2) is of a cylinder structure with two open ends, a sealing cover (1) is detachably sealed at one end of the transparent sleeve (2), an inserting block (6) is vertically fixed on the bottom surface of the middle part of the transparent sleeve (2), and an inserting groove (402) is transversely formed in the middle part of the inserting block (6);

a plugging assembly (5) capable of vertically reciprocating and lifting is fixed at the rear part of the top surface of the operating table body (4) and used for plugging and opening the end part, which is not provided with the sealing cover (1), of the transparent sleeve (2);

the top surface lateral part of operation panel body (4) is vertical has seted up slot (402), just slot (402) with the vertical sliding fit of inserted block (6), mounting hole (401) have been seted up along transversely to one side of operation panel body (4), just mounting hole (401) with slot (402) communicate perpendicularly, mounting hole (401) are coaxial to be provided with locking Assembly (3), just locking Assembly (3) and spacing hole (601) horizontal sliding fit.

2. The mouse tail vein injection fixing device of claim 1, wherein: the transparent sleeve (2) and the sealing cover (1) are made of plastic materials.

3. The mouse tail vein injection fixing device of claim 2, wherein: a plurality of air holes (101) are uniformly distributed in the sealing cover (1), and the sealing cover (1) is detachably connected with the transparent sleeve (2) in a threaded fit mode.

4. The mouse tail vein injection fixing device of claim 1, 2 or 3, wherein: plugging component (5) include mounting bracket (502) and stand (504), mounting bracket (502) are for the L type structure of invering and fix operation panel body (4) top surface, the vertical sliding fit of horizontal part at mounting bracket (502) top has stand (504), the bottom of stand (504) is along vertical being fixed with baffle (505) vertically, just baffle (505) with the terminal surface laminating contact of transparent sleeve (2), breach (506) that are used for making the mouse afterbody expose are seted up to the lower part of baffle (505), stand (504) are located mounting bracket (502) top with partly outside clearance fit between baffle (505) top surface has reset spring (503), just reset spring (503) both ends respectively with mounting bracket (502) top with baffle (505) top surface fixed connection.

5. The mouse tail vein injection fixing device of claim 4, wherein: the covering area of the baffle (505) is larger than the opening of the transparent sleeve (2), and the notch (506) is semicircular.

6. The mouse tail vein injection fixing device of claim 5, wherein: a handle (501) is fixed at the top end of the upright post (504).

7. The mouse tail vein injection fixing device of claim 5 or 6, wherein: locking Assembly (3) include gag lever post (303) and pull handle (301), gag lever post (303) with mounting hole (401) coaxial sliding fit, the inner of gag lever post (303) with spacing hole (601) horizontal sliding fit, the outer end of gag lever post (303) is fixed with pull handle (301), gag lever post (303) are located pull handle (301) with partial clearance fit between operation panel body (4) the outside has extension spring (302), just extension spring (302) both ends respectively with pull handle (301) with operation panel body (4) fixed connection.