Laboratory mouse upside-down model support operating table

Abstract

The utility model discloses a laboratory mouse upside-down hanging model support operating table which comprises a base and a binding device used for fixing a laboratory mouse, and a vertically-through round hole is formed in the position, close to the front end, of the inner wall of the base. After the laboratory mouse is fixed on the working table top through the binding device, the laboratory mouse can be adjusted to be hung upside down by pulling the working table by loosening a hand screw between the first connecting rod and the second connecting rod and a hand screw between the rotating rod and the rotating seat, and the laboratory mouse is turned to an angle suitable for an operation after the upside down time is met. And through rotation between the first connecting rod and the second connecting rod and rotation between the rotating seat and the rotating rod, the workbench has a multi-angle adjustment function, and experiment requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to experimental mouse model manufacturing technical field, especially experimental mouse upside-down model support operating table. BACKGROUND

[0002] MCAO means middle cerebral artery occlusion, and the middle cerebral artery occlusion model is not to insert a wire plug into the middle cerebral artery, but to enter the skull through the internal carotid artery and insert into the anterior cerebral artery, and the MCAO animal model is commonly used for basic research at present, and the MCAO animal model is mostly made by using experimental white mice.

[0003] In the existing MCAO animal model manufacturing process, most of the experimental mice are placed on a placing plate, and then the limbs of the experimental mice are fixed by using a rope, and after the operation is completed, the knots are also sequentially untied, so that the operation of fixing and releasing the limbs of the experimental mice is too cumbersome, time is wasted, and the model manufacturing efficiency is affected. Therefore, a kind of operating table for manufacturing MCAO model is disclosed, which comprises a supporting plate, a operating table is rotatably connected to the top of the supporting plate, a sliding groove is formed in the two ends of the two sides of the operating table, an adjusting plate is slidably connected to the middle of each sliding groove, a winding box is slidably connected to the two sides of the end of each two corresponding adjusting plates, a fastening belt is arranged between every two corresponding winding boxes, a supporting leg is fixedly connected to the bottom of each supporting leg, a supporting column is slidably connected to the bottom end of each supporting leg, and a center positioning mark is sprayed on the middle of the top of the operating table. The beneficial effects are: the utility model has the advantages of simple operation, convenient use, effective optimization of the operation process of fixing and releasing the limbs of the experimental mice, reduction of operation time, improvement of the efficiency of model manufacturing, and effective improvement of the adaptability of the equipment according to the free adjustment of experimental mice of different sizes.

[0004] At present, before the common MCAO animal model is manufactured, the experimental mouse is hung upside down for one hour, and the upside-down hanging is usually to make the blood flow more easily to the middle cerebral artery, so as to more easily form a thrombus or obstruction, and the existing operating table including the above-mentioned disclosed technology usually hangs upside down through the upside-down model support alone, and then is transferred to the operating table for operation, which is equivalent to being bound and fixed twice, and some operating tables have the ability of adjusting the angle of the table surface, such as the adjustable operating table for experimental mice disclosed in the prior art, which comprises a thick base, and the upper surface of the thick base is rotatably connected with a thin base.

[0005] Therefore, it is necessary to develop an experimental mouse upside-down model support operating table capable of multi-angle adjustment of the angle of the operating table to meet the operation after upside-down hanging. UTILITY MODEL CONTENTS

[0006] The utility model aims at solving the shortcomings in the prior art and provides an experimental mouse upside-down model support operating table.

[0007] In order to achieve the above object, the utility model discloses the following technical scheme: experimental mouse upside-down model support operating table, including base, the restraint device for fixing experimental mouse, the bottom of the base wall and close to the front end position is provided with the round hole that is through up and down, the round hole inner wall sliding connection has the dirty dish, the fixed pipe of the base upper wall and located dirty dish rear side fixed connection has, the fixed pipe inner wall sliding connection has the sliding block, the sliding block upper wall fixed connection lifting rod, the sliding block and fixed pipe inner side lower wall between the elastic structure for the sliding block is pushed up, the sliding block and fixed pipe inner wall between the damping structure for increasing the sliding resistance, the lifting rod upper end penetrates the fixed pipe upper wall and stretches to the fixed pipe upside, the fixed horizontal pole of the lifting rod stretching to the fixed pipe upside end is fixedly connected through the connecting seat, the fixed horizontal pole axle center is perpendicular to the lifting rod axle center and the fixed horizontal pole extends towards the lifting rod front side, the fixed horizontal pole is away from the connecting seat one end fixed connection has the rotary seat, the rotary seat inner wall is rotatably connected with the first connecting rod through the rotary rod, the first connecting rod one end rotatably connected with the second connecting rod away from the rotary rod, the first connecting rod, second connecting rod coaxial arrangement, the second connecting rod one end fixed connection has the tray away from the first connecting rod, the tray upper wall rotatably connected with the worktable, the restraint device sets up the worktable upper wall, the tray, worktable relative one side all is provided with the level structure for confirming the worktable level.

[0008] Further description of the above technical scheme:

[0009] The fixed pipe and lifting rod, rotary seat and rotary rod and the first connecting rod and the second connecting rod are locked by a group of hand-screwed screws respectively.

[0010] Further description of the above technical scheme:

[0011] The elastic structure is a spring, and the spring is arranged between the inner lower wall of the fixed pipe and the lower wall of the sliding block.

[0012] Further description of the above technical scheme:

[0013] The damping structure is a damping ring, and the damping ring is arranged on the outer wall of the sliding block, the outer wall of the damping ring abuts against the inner wall of the fixed pipe, and the sliding connection between the sliding block and the fixed pipe generates resistance through the damping ring, and the resistance is less than the elastic force of the elastic structure.

[0014] Further description of the above technical scheme:

[0015] The level structure includes two groups of bubble levels, and the two groups of bubble levels are fixedly connected to opposite sides of the worktable and the tray.

[0016] As a further description of the above technical solutions:

[0017] The first connecting rod is threadedly connected with a connecting pin at an end away from the rotating rod, the connecting pin is penetrated through the rear end of the second connecting rod and is rotationally connected with the second connecting rod at an end away from the first connecting rod, and the first connecting rod is rotationally connected with the second connecting rod through the connecting pin.

[0018] As a further description of the above technical solutions:

[0019] The outer wall of the lifting rod is provided with a rotation-stopping groove in a length direction parallel to the axis of the lifting rod, the inner side wall of the fixed tube is provided with a protrusion matched with the rotation-stopping groove, and the rotation between the lifting rod and the fixed tube is limited by the rotation-stopping groove and the protrusion.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] Compared with the prior art, the experimental mouse hanging model support operating table is characterized in that: the experimental mouse is fixed on the workbench by the restraint device, the workbench can be adjusted to the hanging form by pulling the workbench after the hand screw between the first connecting rod and the second connecting rod and the hand screw between the rotating rod and the rotating seat are loosened, the workbench is turned to the angle suitable for the operation after the hanging time is satisfied, the workbench has the multi-angle adjustment function through the rotation between the first connecting rod and the second connecting rod and the rotation between the rotating seat and the rotating rod, and the experimental requirements are met. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The utility model provides an overall structure schematic diagram of the experimental mouse hanging model support operating table;

[0023] Figure 2 The utility model provides a fixed tube, lifting rod connecting structure inside partial section schematic diagram of the experimental mouse hanging model support operating table;

[0024] Figure 3 The utility model provides a first connecting rod, second connecting rod connecting structure side surface partial section view of the experimental mouse hanging model support operating table.

[0025] LEGEND:

[0026] 1, base; 2, dirt holding disc; 3, fixed tube; 4, lifting rod; 5, hand screw; 6, rotation-stopping groove; 7, connecting seat; 8, fixed cross rod; 9, rotating seat; 10, rotating rod; 11, first connecting rod; 12, second connecting rod; 13, tray; 14, workbench; 15, sliding block; 16, damping ring; 17, spring; 18, connecting pin; 19, bubble level. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0028] With reference to Figures 1 to 3 The utility model provides experimental mouse upside -down model support operating table: including base 1, the restraint device for fixing experimental mouse, restraint device is consistent with prior art, the purpose is used for fixing the four limbs of experimental mouse, this embodiment improves and optimizes the angle adjustment of workbench 14;

[0029] As Figure 1 Shown, in order to the table surface for placing base 1 to keep clean during operation, the inner wall of base 1 and close to the front end position is provided with the circular hole that is through up and down, the inner side wall of circular hole is slidably connected with the dirty dish 2, the dirty dish 2 is slidably connected and can be conveniently taken out for cleaning, and the upper opposite of workbench 14 and dirty dish 2;

[0030] As Figure 1 , Figure 2 Shown, in order to conveniently adjust the height of workbench 14, the upper wall of base 1 and located at the rear side of dirty dish 2 is fixedly connected with fixed pipe 3, the inner side wall of fixed pipe 3 is slidably connected with sliding block 15, the upper wall of sliding block 15 is fixedly connected with lifting rod 4, the elastic structure for pushing sliding block 15 upwards is arranged between the inner side lower wall of fixed pipe 3 and sliding block 15, the damping structure for increasing sliding resistance is arranged between the inner side wall of fixed pipe 3 and sliding block 15, the elastic structure is spring 17, spring 17 is arranged between the inner side lower wall of fixed pipe 3 and the lower wall of sliding block 15, the damping structure is damping ring 16, damping ring 16 is arranged on the outer wall of sliding block 15, the outer wall of damping ring 16 and the inner side wall of fixed pipe 3 abut, when slidingly connecting between sliding block 15 and fixed pipe 3, resistance is generated through damping ring 16 and the resistance is less than the elastic force of elastic structure, fixed pipe 3 and lifting rod 4 are locked through a group of hand screws 5, after loosening the hand screw 5 between lifting rod 4 and fixed pipe 3, if no downward pressure is applied to lifting rod 4, spring 17 pushes sliding block 15 to move upwards, because damping ring 16 is arranged between the inner side wall of fixed pipe 3 and sliding block 15, the moving process is very stable, lifting rod 4 will not be quickly bounced up due to the instantaneous release of spring 17 elastic force, spring 17 pushes sliding block 15 to move upwards, that is, workbench 14 is lifted through lifting rod 4, on the contrary, workbench 14 can be lowered by pressing connecting seat 7 downwards, after adjusting the height position of workbench 14, the hand screw 5 between fixed pipe 3 and lifting rod 4 can be locked;

[0031] As Figure 1As shown, in order to adjust the pitch angle of the workbench 14, the upper end of the lifting rod 4 penetrates the upper wall of the fixed tube 3 to the upper side of the fixed tube 3, and the end of the lifting rod 4 extending to the upper side of the fixed tube 3 is fixedly connected with the fixed cross rod 8 through the connecting seat 7. The axis of the fixed cross rod 8 is perpendicular to the axis of the lifting rod 4, and the fixed cross rod 8 extends towards the front side of the lifting rod 4. The end of the fixed cross rod 8 away from the connecting seat 7 is fixedly connected with the rotating seat 9. The rotating seat 9 and the rotating rod 10 are locked by a group of hand screws 5. After loosening the hand screws 5, the workbench 14 can be flipped up and down along the axis of the rotating rod 10 to adjust the pitch angle of the workbench 14.

[0032] As shown in Figure 1 , Figure 3 , in order to realize the horizontal flipping adjustment of the workbench 14, the inner side wall of the rotating seat 9 is rotationally connected with the first connecting rod 11 through the rotating rod 10. The end of the first connecting rod 11 away from the rotating rod 10 is rotationally connected with the second connecting rod 12. The first connecting rod 11 and the second connecting rod 12 are coaxially arranged. The end of the second connecting rod 12 away from the first connecting rod 11 is fixedly connected with the tray 13. The upper wall of the tray 13 is rotationally connected with the workbench 14. The restraint device is arranged on the upper wall of the workbench 14. The first connecting rod 11 and the second connecting rod 12 are locked by a group of hand screws 5. The end of the first connecting rod 11 away from the rotating rod 10 is threadedly connected with the connecting pin 18. The end of the connecting pin 18 away from the first connecting rod 11 penetrates the rear end of the second connecting rod 12 and is rotationally connected therewith. The first connecting rod 11 is rotationally connected with the second connecting rod 12 through the connecting pin 18. After loosening the hand screws 5 between the first connecting rod 11 and the second connecting rod 12, the workbench 14 can be rotated and flipped along the axis of the second connecting rod 12.

[0033] As shown in Figure 1 , in order to facilitate the confirmation of the horizontal state when the workbench 14 needs to be adjusted to be horizontal, the relative sides of the tray 13 and the workbench 14 are provided with level structure for confirming the horizontal state of the workbench 14. The level structure includes two groups of bubble levels 19. The two groups of bubble levels 19 are fixedly connected to the opposite sides of the workbench 14 and the tray 13, respectively. Through the two groups of bubble levels 19, it can be easily confirmed whether the workbench 14 is adjusted to be horizontal when it faces upward or downward.

[0034] As shown in Figure 1 , Figure 2 Figure 2 , in order to avoid the rotation of the lifting rod 4 when adjusting the height, the outer wall of the lifting rod 4 is provided with a length direction parallel to the axis of the lifting rod 4. The inner side wall of the fixed tube 3 is provided with a protrusion matched with the rotation limiting groove 6. The lifting rod 4 and the fixed tube 3 are limited from rotating by the rotation limiting groove 6 and the protrusion. Through the limitation of the rotation limiting groove 6 and the protrusion, the lifting rod 4 and the fixed tube 3 can only move axially and cannot rotate, thereby avoiding the upward and downward relative movement of the workbench 14 and the pollution container 2.

[0035] Working principle: the pollution containing disc 2 is connected in sliding mode, which can be taken out conveniently for cleaning, the workbench 14 is opposite to the pollution containing disc 2, after the hand screw 5 between the lifting rod 4 and the fixed tube 3 is loosened, if no downward pressure is applied to the lifting rod 4, the spring 17 pushes the sliding block 15 to move upward, because the damping ring 16 is arranged between the sliding block 15 and the inner wall of the fixed tube 3, the upward movement is very stable, the lifting rod 4 will not be quickly bounced up because of the instantaneous release of the spring 17, the spring 17 pushes the sliding block 15 to move upward, which drives the workbench 14 to move upward through the lifting rod 4, conversely, the workbench 14 can be driven to move downward by pressing the connecting seat 7 downward, after the height position of the workbench 14 is adjusted, the hand screw 5 between the fixed tube 3 and the lifting rod 4 is locked, after the hand screw 5 between the rotating seat 9 and the rotating rod 10 is loosened, the workbench 14 can be flipped up and down along the rotating rod 10 to adjust the pitch angle of the workbench 14, after the hand screw 5 between the first connecting rod 11 and the second connecting rod 12 is loosened, the workbench 14 can be rotated and flipped along the second connecting rod 12, the two groups of bubble levels 19 can be used to confirm whether the workbench 14 is adjusted to the horizontal state when facing upward or downward, through the rotation limiting of the rotation groove 6 and the protrusion, the lifting rod 4 and the fixed tube 3 can only move axially, and cannot rotate, so that the workbench 14 and the pollution containing disc 2 are not opposite to each other.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A support operating table for the inverted experimental rat model, characterized in that: The utility model provides a mouse restraint device, including base (1), the restraint device for fixing experimental mouse, the inner wall of base (1) and close to the front end position is provided with the circular hole that presents up and down through, the inner side wall sliding connection of circular hole is provided with the dirty dish (2), the upper wall of base (1) and located dirty dish (2) rear side fixedly connected with fixed pipe (3), the inner side wall sliding connection of fixed pipe (3) is provided with sliding block (15), the upper wall fixed connection lifting rod (4) of sliding block (15), the inner side wall between sliding block (15) and fixed pipe (3) is provided with the elastic structure for the sliding block (15) is pushed up, the inner side wall between sliding block (15) and fixed pipe (3) is provided with the damping structure for increasing sliding resistance, the upper end of lifting rod (4) penetrates the upper wall of fixed pipe (3) and extends to the upper side of fixed pipe (3), and the end of lifting rod (4) extending to the upper side of fixed pipe (3) is fixedly connected with fixed cross bar (8) through connecting seat (7), the fixed cross bar (8) axle center is perpendicular to the axle center of lifting rod (4) and fixed cross bar (8) extends towards the front side of lifting rod (4), and the end of fixed cross bar (8) away from connecting seat (7) is fixedly connected with rotating seat (9), the inner side wall of rotating seat (9) is rotatably connected with first connecting rod (11) through rotating rod (10), the end of first connecting rod (11) away from rotating rod (10) is rotatably connected with second connecting rod (12), and first connecting rod (11) and second connecting rod (12) are coaxially arranged, and the end of second connecting rod (12) away from first connecting rod (11) is fixedly connected with tray (13), and the upper wall rotatably connected with workbench (14) of tray (13) is provided on the upper wall of workbench (14), and the restraint device is provided on the upper wall of workbench (14), and the opposite side of tray (13) and workbench (14) is provided with level structure for confirming the level of workbench (14).

2. The experimental mouse upside-down model support operating table according to claim 1, characterized in that: The fixed pipe (3) and lifting rod (4) between, rotating seat (9) and rotating rod (10) between and first connecting rod (11) and second connecting rod (12) between are locked through a group of hand screw (5) respectively.

3. The experimental mouse inverted model support operating table according to claim 2, characterized in that: The elastic structure is spring (17), and the spring (17) is arranged between the lower wall of the inner side of the fixed pipe (3) and the lower wall of the sliding block (15).

4. The experimental mouse upside-down model support operating table according to claim 3, characterized in that: The damping structure is damping ring (16), the damping ring (16) is arranged on the outer wall of the sliding block (15), the outer wall of the damping ring (16) and the inner side wall of the fixed pipe (3) abut, when the sliding block (15) and the fixed pipe (3) are slidably connected, resistance is generated through the damping ring (16) and the resistance is less than the elastic force of the elastic structure.

5. The experimental mouse inverted model support operating table according to claim 4, characterized in that: The level structure includes two groups of bubble levels (19), and the two groups of bubble levels (19) are fixedly connected to the opposite sides of the workbench (14) and the tray (13) respectively.

6. The experimental mouse inverted model support operating table according to claim 5, characterized in that: The end of the first connecting rod (11) away from the rotating rod (10) is threadedly connected with a connecting pin (18), one end of the connecting pin (18) away from the first connecting rod (11) penetrates the rear end of the second connecting rod (12) and is rotatably connected thereto, and the first connecting rod (11) is rotatably connected with the second connecting rod (12) through the connecting pin (18).

7. The experimental mouse upside-down model support operating table according to claim 6, characterized in that: The outer wall of the lifting rod (4) is provided with a rotation-stopping groove (6) with the length direction parallel to the axis of the lifting rod (4), and the inner side wall of the fixing tube (3) is provided with a protrusion matched with the rotation-stopping groove (6), so that the lifting rod (4) and the fixing tube (3) are limited from rotating through the rotation-stopping groove (6) and the protrusion.

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