CN204734577U - Experimental animals continuously anaesthetizes fixing device - Google Patents

Abstract

The utility model relates to the technical field of laboratory equipment, in particular to a continuous anesthesia fixture for experimental animals, comprising a support column and a base connected up and down, and a gas pipeline is arranged on the support column, and the gas pipeline is connected with an anesthesia tank and an anesthesia box. connected; the base is provided with an operating platform. The beneficial effect of the utility model is that the relative position of the operating surface and the anesthesia box can be adjusted, which is convenient for the experimental operation; the position of the light source can be adjusted by adjusting the upper and lower adjustment rods and the left and right adjustment rods; the head of the experimental small animal can be stuck firmly In the anesthesia box; the storage box is used to place sodium peroxide, which can absorb the carbon dioxide exhaled by the experimental small animals, and react with it to generate oxygen for the experimental small animals to breathe; the operator can observe the value displayed by the pressure measuring device. The anesthesia dose in the anesthesia box is controlled within a certain range; the tail clamp is used to fix the tail of the experimental animal to increase the stability of the anesthesia process.

Description

A constant anesthesia fixation device for experimental animals

technical field

The utility model relates to the technical field of laboratory equipment, in particular to a constant anesthesia fixture for experimental animals.

Background technique

Whether in animal experiments or clinically, good anesthesia is the key to successful surgery, and anesthesia equipment is also essential. At present, the most common method in the world is to continuously inhale isoflurane to achieve continuous anesthesia. Isoflurane has the characteristics of good anesthesia effect, less adverse reactions, and quick recovery. However, isoflurane inhalation anesthesia machines are expensive and complicated to operate, so they cannot be widely used in laboratories.

The Chinese utility model patent with the application number "201220238743.9", the authorized announcement number "CN 202589703 U" and the title "A device for anesthesia" discloses a device for anesthesia, including ether storage rooms connected in sequence , an anesthesia room, a mouse-carrying room and a fixed plate, wherein a control valve is arranged between the ether storage room and the anesthesia room, and the mouse-carrying room and the anesthesia room are communicated through an air vent. The defect of this utility model patent is: the airtightness of the rat-carrying chamber is poor, the situation of ether leakage easily occurs during the experiment, and the anesthesia effect is not ideal.

Therefore, medical and biological laboratories urgently need a kind of experimental animal continuous anesthesia fixture.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, to provide a simple operation, cost-saving and good anesthesia effect, especially in the process of continuous anesthesia for experimental animals, the animal is better fixed to increase the stability of the anesthesia process Fixtures for continuous anesthesia of experimental animals.

In order to achieve the above purpose, the utility model provides a continuous anesthesia fixture for experimental animals, which includes a support column and a base connected up and down, wherein: the support column is provided with a gas pipeline, and the gas pipeline is connected with the anesthesia tank and the anesthesia box. connected;

An operating platform is provided on the base.

Furthermore, the anesthesia box is made of transparent material, and isoflurane is placed in the anesthesia tank.

Preferably, the up and down adjustment rods extend out from the support column, and the up and down adjustment rods are provided with left and right adjustment rods;

A light source is provided on the left and right adjustment rods;

A light source switch communicated with the light source is provided on the base. After pressing the light source switch, the light source is turned on; the position of the light source is adjusted by adjusting the up and down adjustment lever and the left and right adjustment lever.

Preferably, a card board is plugged into one side of the anesthesia box, and the card board forms an opening with the anesthesia box. After the clamping plate is pulled upwards, the head of the small experimental animal is aligned with the opening, and at this time, the clamping plate is pressed down, and the head of the small experimental animal is stuck in the opening.

Preferably, a storage box is provided inside the anesthesia box.

Furthermore, the storage box is made of transparent material for storing sodium peroxide. Sodium peroxide can absorb the carbon dioxide exhaled by the experimental small animals, and react with it to produce oxygen for the experimental small animals to breathe.

Preferably, a pressure measuring device is configured on the anesthesia box. The manometry device can monitor the anesthetic dose in the anesthesia box, and the operator can control the anesthesia dose in the anesthesia box within a certain range by observing the value displayed by the manometry device.

Preferably, the tail fixing clip is arranged on the operating platform. The tail fixing clip 41 is used to fix the tail of the experimental animal to increase the stability of the anesthesia process.

Preferably, the operation platform includes an operation surface and a base;

The operation surface and the base are slidably connected through the left and right adjustment rods of the operation platform. Adjust the left and right adjustment levers of the platform so that the operation surface corresponds to the position of the anesthesia box, which is convenient for experimental operation.

The experimental animals may be experimental mice, experimental rats, experimental rabbits and other animals.

The continuous anesthesia means that the anesthesia time is more than 1 hour.

The beneficial effect of the utility model is that the operation is simple, the cost is saved, and the anesthesia effect is good; the left and right adjustment rods of the platform are adjusted to make the operation surface correspond to the position of the anesthesia box, which is convenient for experimental operation; after pressing the light source switch, the light source is turned on; Adjust the position of the light source by adjusting the up and down adjustment levers and left and right adjustment levers; after the clip is pulled upwards, the head of the experimental animal is aligned with the opening, and the head of the small experimental animal is stuck in the opening by pressing down the clip. , so that the head of the experimental animal is placed in the anesthesia box; the storage box is used to place sodium peroxide, which can absorb the carbon dioxide exhaled by the experimental small animal and react with it to produce oxygen for the experimental animal to breathe; The anesthesia dose in the anesthesia box is monitored, and the operator controls the anesthesia dose in the anesthesia box within a certain range by observing the value displayed by the pressure measuring device; the tail clamp is used to fix the tail of the experimental animal to increase the safety of the anesthesia process. stability.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structure schematic diagram under the closed state of anesthesia box in the utility model;

Fig. 3 is a schematic diagram of the structure of the anesthesia box in the open state of the utility model.

in:

1-Support column 11-Up and down adjustment rod 12-Left and right adjustment rod

13-Light source 131-Light source switch 2-Base

3-gas pipeline 31-anesthesia tank 32-anesthesia box

321-card board 322-opening 323-storage box

33-Pressure measuring device 4-Operating platform 41-Tail fixing clip

42-Operation surface 43-Base 44-Platform left and right adjustment lever

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described further.

Example 1:

A continuous anesthesia fixture for experimental animals as shown in Figures 1 to 3, comprises a support column 1 and a base 2 connected up and down, and a gas pipeline 3 is arranged on the support column 1, and the gas pipeline 3 is connected to an anesthesia tank 31, an anesthesia tank, and an anesthesia tank. The tank 32 is connected, and the anesthesia tank 31 is used to place isoflurane.

An operation platform 4 is provided on the base 2, and the operation platform 4 includes an operation surface 42 and a base 43, and the operation surface 42 and the base 43 are slidably connected by the left and right adjustment rods 44 of the operation platform. Adjust the left and right adjustment rods 44 of the platform so that the positions of the operation surface 42 and the anesthesia box 32 correspond to each other, which is convenient for the experimental operation.

Up and down adjustment rods 11 protrude from the support column 1, and left and right adjustment rods 12 are provided on the up and down adjustment rods 11, and a light source 13 is provided on the left and right adjustment rods 12;

The base 2 is provided with a light source switch 131 communicating with the light source 13 . After the light source switch 131 is pressed, the light source 13 is turned on; the position of the light source 13 is adjusted by adjusting the up and down adjustment rod 11 and the left and right adjustment rod.

A card board 321 is plugged into one side of the anesthesia box 32 , and the card board 321 forms an opening 322 with the anesthesia box 32 . After the clamping plate 321 is pulled up, the head of the experimental animal is aligned with the opening 322. At this time, the clamping plate 321 is pressed downward, and the head of the experimental animal is stuck in the opening 322. The head part of the experimental animal is located in the anesthesia box 32, and the body and tail part are exposed outside the anesthesia box 32.

A storage box 323 is provided inside the anesthesia box 32, and the storage box 323 is used for storing sodium peroxide. Sodium peroxide can absorb the carbon dioxide exhaled by experimental animals and react with it to produce oxygen for the experimental animals to breathe.

A pressure measuring device 33 is arranged on the anesthesia box 32 . The manometry device 33 can monitor the anesthetic dose in the anesthesia box 32, and the operator can control the anesthesia dose in the anesthesia box 32 within a certain range by observing the value displayed by the manometry device 33, thereby increasing the stability of the anesthesia process.

The tail fixing clip 41 is configured on the operating platform 4 . The tail fixing clip 41 is used to fix the tail of the experimental animal to increase the stability of the anesthesia process.

Actual use case:

The experimental mice were selected for continuous anesthesia fixation experiment, the method is as follows:

1. By adjusting the left and right adjustment rods 44 of the platform, make the operation surface 42 correspond to the position of the anesthesia box 32, pull up the clamp plate 321, and align the head of the mouse with the opening 322, and then press the clamp plate 321 downward to make the mouse The head of the mouse is stuck in the opening 322, the head part of the mouse is located in the anesthesia box 32, and the body and tail are partially exposed outside the anesthesia box 32;

2. After pressing the light source switch 131, the light source 13 is turned on, and the position of the light source 13 is adjusted by adjusting the up and down adjustment lever 11 and the left and right adjustment levers;

3. Calculate the required amount of anesthesia according to the weight of the mouse, and open the anesthesia tank 31 where the isoflurane is placed, so that the isoflurane flows into the anesthesia box 32 through the gas pipeline 3. At this time, the operator observes the pressure measuring device 33 The displayed numerical value controls the anesthesia dose in the anesthesia box 32 within a certain range;

4. Sodium peroxide is placed in the storage box 323 to absorb the carbon dioxide exhaled by the mice and react with it to generate oxygen for the mice to breathe;

5. After the mice are well anesthetized, end the anesthesia.

The preferred embodiments of the utility model creation have been specifically described above, but the utility model creation is not limited to the described embodiments, and those skilled in the art can also make Various equivalent modifications or replacements are included within the scope defined by the claims of the present application.

Claims (7)

1. an experiment animal sustained anesthesia fixture, it is characterized in that: comprise the support post (1) and base (2) that connect up and down, wherein: described support post (1) arranges gas pipeline (3), this gas pipeline (3) with anesthesia tank (31), anaesthetize case (32) and be communicated with;

Described base (2) is provided with operating platform (4).

2. a kind of experiment animal sustained anesthesia fixture according to claim 1, it is characterized in that: described support post (1) stretches out up-down adjustment bar (11), this up-down adjustment bar (11) is provided with left and right adjusting bar (12);

Described left and right adjusting bar (12) is provided with light source (13);

Described base (2) is provided with the light source switch (131) be communicated with this light source (13).

3. a kind of experiment animal sustained anesthesia fixture according to claim 1, it is characterized in that: a side of described anesthesia case (32) is plugged with clamp (321), this clamp (321) forms opening (322) with anesthesia case (32).

4. a kind of experiment animal sustained anesthesia fixture according to claim 1, is characterized in that: be provided with storage box (323) in described anesthesia case (32).

5. a kind of experiment animal sustained anesthesia fixture according to claim 1, is characterized in that: described anesthesia case (32) configures pressure tester (33).

6. a kind of experiment animal sustained anesthesia fixture according to claim 1, is characterized in that: described operating platform (4) upper configuration afterbody fixation clamp (41).

7. a kind of experiment animal sustained anesthesia fixture according to claim 1, is characterized in that: described operating platform (4) comprises operating surface (42) and pedestal (43);

Described operating surface (42) and pedestal (43) are slidably connected by operating platform left and right adjusting bar (44).