CN106037983B - A kind of rat mouth and nose suction exposure fixing device for experiment - Google Patents
A kind of rat mouth and nose suction exposure fixing device for experiment Download PDFInfo
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- CN106037983B CN106037983B CN201610542125.6A CN201610542125A CN106037983B CN 106037983 B CN106037983 B CN 106037983B CN 201610542125 A CN201610542125 A CN 201610542125A CN 106037983 B CN106037983 B CN 106037983B
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- rat
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- accommodation chamber
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D3/00—Appliances for supporting or fettering animals for operative purposes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D7/00—Devices or methods for introducing solid, liquid, or gaseous remedies or other materials into or onto the bodies of animals
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- Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
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- Agricultural Chemicals And Associated Chemicals (AREA)
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Abstract
The present invention relates to a kind of rat mouth and nose to suck exposure fixing device for experiment, including rat fixator, the multilayer fixed support (6) of rat fixator, supporting plate (9) supporting plate (9), exposure chamber (7) and exposure chamber interface (8), it is characterised in that：Multilayer fixed support (6) is placed in supporting plate (9) and around exposure chamber (7)；The relevant position bracket (4) of rat fixator being fixed on multilayer fixed support (6)；The connection that the front end of the rat fixator of excrement urine collector (3) consolidates with exposure chamber interface (8) will be equipped with, and rat fixator main body is placed in on mounted bracket (4), with the elastic reducing-fixing band (5) configured on bracket (4) by rat fixator fix tightly；The secure fit of rat fixator, rat support 6 and exposure chamber interface 8, present invention ensures that in experimentation rat fixator it is solid and reliable, the situation that rat fixator releases will not also be caused by occurring to struggle even if experiment white mouse.
Description
Technical field
The present invention relates to experimental provision, more particularly to a kind of rat mouth and nose suction exposure fixing device for experiment.
Background technology
Existing mouth and nose suction, which exposes experimental rat fixator major defect, is：The connection of rat fixator and exposure device
It is poor to locate fastness, rat is easily caused fixator and loosens or come off when struggling；Rat fixator front end and exposure device coupling part
It is longer, cause the mouth and nose of rat to be not easy to contact tested material aerosol；The excrement urine collector of rat fixator configuration, with fixation
Device is integral, can not individually be dismantled, and increases cleaning difficulty.
The content of the invention
It is an object of the invention to provide one kind can to rat fix realize it is adjustable, so as to ensure rat be in can expose
The fixing device of environment, while the excrement urine that the fixing device can prevent from collecting leaks outside, and is readily cleaned after use, protects
Health is tested in confirmation.
The technical scheme is that a kind of rat mouth and nose suction exposure fixing device for experiment is provided, including rat is fixed
Device, the multilayer fixed support of rat fixator, supporting plate, exposure chamber and exposure chamber interface, it is characterised in that：Multilayer fixed support
It is placed in supporting plate and around exposure chamber；The bracket of rat fixator is fixed on the relevant position on multilayer fixed support；Will
It is equipped with the connection that the front end of the rat fixator of excrement urine collector consolidates with exposed interface, and by rat fixator main body
It is placed on mounted bracket, with the elastic reducing-fixing band configured on bracket by rat fixator fixation；By rat from rat
The tail end opening of fixator is put into rat accommodation chamber, and from the tail end installation activity baffle plate of rat accommodation chamber, sideboard is to big
The front end movement of mouse accommodation chamber, so that the mouth and nose of the rat in rat accommodation chamber stretch out the front end of rat accommodation chamber, with contact
Exposed environments, and the tail of rat is passed through into the circular hole on sideboard.
The beneficial effects of the present invention are：
(1) secure fit of rat fixator, rat support 6 and exposure chamber interface 8, it is ensured that rat is consolidated in experimentation
Determine the solid and reliable of device, struggle the situation that will not also cause rat fixator to release occur even if experiment white mouse.
(2) the advantages of elastic reducing-fixing band combination VELCRO, can be tightly fixed to rat fixator is convenient on support 6,
Ensure not release and rock.
(3) rat accommodation chamber makes of transparent organic glass, facilitates the state of rat in observation experiment.
(4) sideboard of adjustable position is carried, suitable for the rat of fixed different building shape, can prevent rat from retreating
Flee from exposed environments.
(5) rat fixator configures dismountable Large Copacity excrement urine collector, and the excrement urine of collection is not easy to leak outside,
It is readily cleaned after use, ensures experiment health.
(6) support makes of stainless steel, and structural rigidity is strong, can integrally take out, facilitate inside device from toxicant exposure cabinet
Cleaning.
Brief description of the drawings
Fig. 1 is rat mouth and nose suction exposure fixing device for experiment structural representation；
Fig. 2 is rat fixator decomposing schematic representation；
Fig. 3 is rat fixator schematic diagram；
Fig. 4 is rat fixator multilayer fixed support schematic diagram；
Fig. 5 is the exposure chamber schematic diagram of rat mouth and nose suction exposing device.
Wherein：1st, rat accommodation chamber, 2, sideboard, 3, excrement urine collector, 4, bracket, 5, elastic reducing-fixing band, 6,
Rat fixator multilayer fixed support, 7, exposure chamber, 8, exposure chamber interface, 9, supporting plate, 10, latch, 11, circular hole.
Embodiment
Technical scheme is described in detail below with reference to accompanying drawing 1-5.
As shown in figure 1, the exposure fixing device for experiment of rat mouth and nose suction exposing device, including rat fixator, rat
Fixator multilayer fixed support 6, supporting plate 9, exposure chamber 7 and exposure chamber interface 8, wherein：Rat fixator multilayer fixed support 6
It is placed in supporting plate 9 and around exposure chamber 7；Bracket 4 is fixed on the relevant position on rat fixator multilayer fixed support 6；
The connection that the front end of the rat fixator of excrement urine collector 3 consolidates with exposure chamber interface 8 will be equipped with, and rat is fixed
Device main body is placed in on mounted bracket 4, with the elastic reducing-fixing band 5 configured on bracket 4 by rat fixator fix tightly；Will be big
Mouse is put into rat accommodation chamber 1 from the tail end opening of rat fixator, installs fixed sideboard 2 and arrives appropriate location, makes rat
Mouth and nose stretch out the front end of rat accommodation chamber 1, to contact exposed environments, and by the tail of rat through the circle on sideboard 2
Hole 11.
It is a rat fixator schematic diagram shown in Fig. 2 and Fig. 3, it includes rat accommodation chamber 1, sideboard 2, excrement urine
Collector 3, bracket 4, elastic reducing-fixing band 5.Rat accommodation chamber 1 makes of transparent organic glass, and its front end is and rat head phase
The tapered conical bucket of adaptation；The main part of accommodation chamber is that drum fills cylinder, and there is the opening of different in width its top and bottom
Groove, open top groove are used for the movement and fixation of sideboard 2, and the excrement urine that the open slot of bottom is easy to rat to drain enters
The excrement urine collector 3 being connected with accommodating chamber, bottom is equipped with and the supporting latch 10 of the upper groove of excrement urine collector 3, leads to
Cross groove and latch 10 coordinates, facilitate the installation and disassembly, cleaning of excrement urine collector 3；Sideboard 2 by can be elastic spiral shell
It is female and with certain thickness circular baffle plate composition, have inside its circular baffle plate configured the curved surface that is adapted with rat buttocks and
It can allow the circular hole 11 that rat tail passes through.
Fig. 4 is rat fixator multilayer fixed support schematic diagram, is made with stainless steel, subsidiary with it by bracket 4
Elastic reducing-fixing band 5 rat fixator shown in Fig. 1 can be fixed on rat fixator multilayer fixed support 6；Rat is fixed
Device multilayer fixed support 6 is followed successively by by the base of stainless steel substrates material, lower floor, middle level and upper strata from top to bottom, is led between each layer
Cross threaded rod and nut is fixed, the height per layer height and exposure chamber interface 8 is adapted, and is fixed in order to smoothly fix rat
Device.
Fig. 5 show exposure chamber main body, and exposure chamber 7 is placed in supporting plate 9, and it uses big volume, major diameter it is barrel-shaped
Structure, the sedimentation of dust simulate the exposure chamber in actual environment, lower end connection similar to the natural subsidence of particulate in air
There is taper dust collector, exposure chamber interface 8 takes rational staggered arrangement, both can guarantee that experiment capacity, and and can prevents mutually
Masking interference, advantageously ensure that the uniformity of experimental animal exposed environments.Interface is furnished with blind plate, can be with occluding member interface, side
Just the experiment of more small-scale (experimental animal quantity) is carried out.
The exposed method tested of rat mouth and nose suction is carried out using the fixing device the invention also discloses a kind of,
Step 1：Rat fixator multilayer fixed support 6 is placed in appropriate location in supporting plate 9, exposure chamber 7 is looped around and leads
In vitro, the bracket 4 equipped with elastic reducing-fixing band 5 is then fixed on to the appropriate location of rat fixator multilayer fixed support 6；
Step 2：The rat fixator combined is placed on bracket 4, the front end of rat accommodation chamber 1 is fixed on exposure chamber and connect
Mouth 8, elastic reducing-fixing band 5 is tensed, make rat fixator is firm to be fixed on rat fixator multilayer fixed support 6；
Step 3：Sideboard 2 is taken out, the head of rat is put into rat accommodation chamber 1, now rat can voluntarily climb
Enter in cabin, by the tail of rat through the circular hole 11 on sideboard 2, fixed sideboard 2 is installed and arrives appropriate location, makes rat
Mouth and nose stretch out the front end of rat accommodation chamber 1, to contact exposed environments.
Claims (3)
1. a kind of rat mouth and nose suction exposure fixing device for experiment, including the multilayer of rat fixator, rat fixator fix branch
Frame (6), supporting plate (9), exposure chamber (7) and exposure chamber interface (8), it is characterised in that：Multilayer fixed support (6) is placed in supporting plate
(9) on and around exposure chamber (7)；The relevant position bracket (4) of rat fixator being fixed on multilayer fixed support (6)；
It will be equipped with the connection that the front end of the rat fixator of excrement urine collector (3) consolidates with exposure chamber interface (8), and by rat
Retainer body is placed in on mounted bracket (4), with the elastic reducing-fixing band (5) configured on bracket (4) by rat fixator
Fix tightly；Rat is put into rat accommodation chamber (1), the tail end from rat accommodation chamber (1) from the tail end opening of rat fixator
Installation activity baffle plate (2), sideboard (2) can move to the front end of rat accommodation chamber, so that big in rat accommodation chamber
The mouth and nose of mouse stretch out the front end of rat accommodation chamber (1), to contact exposed environments, and the tail of rat are passed through into sideboard (2)
On circular hole (11)；
It is solid that rat fixator includes rat accommodation chamber (1), sideboard (2), excrement urine collector (3), bracket (4), elasticity
Fixed band (5), rat accommodation chamber (1) make of transparent organic glass, and its front end is the tapered conical bucket being adapted with rat head；
The main part of rat accommodation chamber (1) is that drum fills cylinder, and there are the open slot of different in width, open top in its top and bottom
Groove is used for the movement and fixation of sideboard (2), and the excrement urine that the open slot of bottom is easy to rat to drain enters and rat appearance
Receive cabin (1) connection excrement urine collector (3), bottom be equipped with the supporting latch of excrement urine collector (3) upper groove
(10) installation and disassembly, cleaning of excrement urine collector (3), are facilitated；Sideboard (2) by can be elastic nut and with one
Determine the circular baffle plate composition of thickness, have the curved surface being adapted with rat buttocks inside its circular baffle plate configured and can allow big rat-tail
Bar circular hole passed through (11)；
Rat fixator multilayer fixed support (6) be followed successively by from top to bottom by the base of stainless steel substrates material, lower floor, middle level and on
Layer, fixed between each layer by threaded rod and nut, the height per layer height and exposure chamber interface (8) is adapted.
2. rat mouth and nose suction exposure fixing device for experiment according to claim 1, it is characterised in that：Exposure chamber (7) is put
In in supporting plate (9), lower end is connected with taper dust collector, and exposure chamber interface (8) takes staggered arrangement, both can guarantee that experiment
Capacity, and can prevent mutually masking interference, ensure the uniformity of experimental animal exposed environments, interface is furnished with blind plate, for blocking
Part of interface, it is convenient to carry out more small-scale exposure experiment.
3. sucking exposure fixing device for experiment using the rat mouth and nose described in claim 1 carries out the suction exposure experiment of rat mouth and nose
Method, it is characterised in that：
Step 1：Rat fixator multilayer fixed support (6) is placed in appropriate location in supporting plate (9), is looped around exposure chamber (7)
Outside main body, the bracket (4) equipped with elastic reducing-fixing band (5) is then fixed on the appropriate of rat fixator multilayer fixed support (6)
Position；
Step 2：The rat fixator combined is placed on bracket (4), the front end of rat accommodation chamber (1) is fixed on exposure chamber and connect
Mouth (8), elastic reducing-fixing band (5) is tensed, make rat fixator is firm to be fixed on rat fixator multilayer fixed support (6)；
Step 3：Sideboard (2) is taken out, the head of rat is put into rat accommodation chamber (1) is inner, and now rat can voluntarily climb
Enter in cabin, the tail of rat arrived into appropriate location through the circular hole (11) on sideboard (2), the fixed sideboard (2) of installation,
The mouth and nose of rat are made to stretch out the front end of rat accommodation chamber (1), to contact exposed environments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542125.6A CN106037983B (en) | 2016-07-11 | 2016-07-11 | A kind of rat mouth and nose suction exposure fixing device for experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542125.6A CN106037983B (en) | 2016-07-11 | 2016-07-11 | A kind of rat mouth and nose suction exposure fixing device for experiment |
Publications (2)
| Publication Number | Publication Date |
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| CN106037983A CN106037983A (en) | 2016-10-26 |
| CN106037983B true CN106037983B (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610542125.6A Active CN106037983B (en) | 2016-07-11 | 2016-07-11 | A kind of rat mouth and nose suction exposure fixing device for experiment |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112773549A (en) * | 2019-11-07 | 2021-05-11 | 中国人民解放军军事科学院军事医学研究院 | Positionable rodent immobilization device for electromagnetic radiation exposure |
| CN111388133A (en) * | 2020-02-18 | 2020-07-10 | 山东中医药大学附属医院 | Experimental mouse fixing device that uses |
| CN113856510B (en) * | 2021-10-12 | 2023-10-13 | 兵器工业卫生研究所 | Real-time mixed inhalation exposure device for multi-component gas of laboratory mice |
| CN115721441A (en) * | 2022-11-24 | 2023-03-03 | 中国科学院深圳先进技术研究院 | Mouth and nose inhalation exposure device capable of observing and recording video |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5320069A (en) * | 1992-04-28 | 1994-06-14 | The United States Of America As Represented By The Secretary Of The Army | Small animal restraint device |
| CN101999947B (en) * | 2009-09-03 | 2014-04-02 | 范维林 | Mouse mouth and nose exposed holder |
| CN102824227B (en) * | 2012-09-26 | 2014-07-16 | 天津开发区合普工贸有限公司 | Sitting canoidea animal oro-nasal respiration experimental equipment |
| CN203677296U (en) * | 2013-11-15 | 2014-07-02 | 天津开发区合普工贸有限公司 | Small animal mouth and nose exposure flexible restraining frame |
| CN203576687U (en) * | 2013-12-10 | 2014-05-07 | 天津开发区合普工贸有限公司 | Full sealed isolation small animal mouth and nose exposing frame |
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2016
- 2016-07-11 CN CN201610542125.6A patent/CN106037983B/en active Active
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| CN106037983A (en) | 2016-10-26 |
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