CN219781240U - Headgear device for inducing guinea pig myopia model - Google Patents
Headgear device for inducing guinea pig myopia model Download PDFInfo
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- CN219781240U CN219781240U CN202321157903.1U CN202321157903U CN219781240U CN 219781240 U CN219781240 U CN 219781240U CN 202321157903 U CN202321157903 U CN 202321157903U CN 219781240 U CN219781240 U CN 219781240U
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- China
- Prior art keywords
- lens
- guinea pig
- headgear
- main body
- inducing
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- 241000700199 Cavia porcellus Species 0.000 title claims abstract description 34
- 230000004379 myopia Effects 0.000 title claims abstract description 27
- 208000001491 myopia Diseases 0.000 title claims abstract description 27
- 230000001939 inductive effect Effects 0.000 title claims abstract description 16
- 210000001508 eye Anatomy 0.000 claims abstract description 38
- 210000003128 head Anatomy 0.000 claims abstract description 22
- 210000005252 bulbus oculi Anatomy 0.000 claims abstract description 16
- 210000005069 ears Anatomy 0.000 claims description 6
- 241000700198 Cavia Species 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 abstract description 6
- 208000015181 infectious disease Diseases 0.000 abstract description 5
- 230000035699 permeability Effects 0.000 abstract description 3
- 230000006698 induction Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 3
- 238000010171 animal model Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000005338 frosted glass Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008506 pathogenesis Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 230000004353 induced myopia Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 210000001331 nose Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Eyeglasses (AREA)
Abstract
The utility model discloses a headgear device for inducing a guinea pig myopia model, which comprises a sleeve-shaped headgear main body sleeved on the head of a guinea pig, wherein the headgear main body is provided with a pair of binocular eye holes respectively opposite to the guinea pig, and one eye hole is provided with a lens assembly; the mirror body subassembly includes: a lens facing the eye opening and located outside the headgear body; a plurality of locking elements distributed along the lens edge and connected to the lens edge; the locating pieces are distributed along the edge of the eye hole and are arranged on the outer surface of the connector sleeve main body, the locking pieces are in one-to-one correspondence with the locating pieces and are detachably and fixedly connected, so that gaps are reserved between the lens and the edge of the eye hole and between the lens and the eyeball. Can guarantee the gas permeability, can prevent that the lens from contacting with eyeball, show the reduction because of the infection risk that lens and eyeball contact lead to, the lens has the function of dismantling, change, need not pluck the headgear main part when dosing to the molding eye, easy operation.
Description
Technical Field
The utility model relates to a headgear device for inducing a guinea pig myopia model.
Background
Myopia is one of the major health problems of current global concern, and it is estimated that about 14 hundred million people worldwide suffer from myopia, a figure predicted to reach about 48 hundred million by 2050. However, the pathogenesis of myopia has not been fully elucidated, so it is important to develop research on animal models of myopia to explore the pathogenesis and prevention and control strategies. Among existing myopia animal models, guinea pig myopia models are one of the common methods used at home and abroad, and the main induction methods include optical defocus (form deprivation myopia, FDM) and "form deprivation" (lens induced myopia, LIM).
The prior art provides an alternative scheme, such as a rubber headgear (authorized bulletin number is CN 1559357A) designed by the eye vision institute of the wenzhou medical college, which is simple and convenient to manufacture, low in cost and not easy to fall off, but the headgear has poor ventilation property, and the headgear can be frequently contacted with molding eyes when a guinea pig performs physiological face washing and cleaning actions, so that the infection risk is increased, and the headgear needs to be taken off when the molding eyes are administrated, so that the operation is complicated.
Disclosure of Invention
The utility model aims to provide a headgear device for inducing a guinea pig myopia model, which aims to solve the problems in the prior art.
The purpose of the utility model is realized in the following way: a headgear device for inducing a guinea pig myopia model comprises a sleeve-shaped headgear main body which is made of flexible materials and is sleeved on the head of a guinea pig when in use, wherein the headgear main body is provided with a pair of binocular eye holes which are respectively opposite to the guinea pig, and one eye hole is provided with a lens assembly;
the mirror body assembly includes:
a lens facing the eye opening and located outside the headgear body;
a plurality of locking elements distributed along the lens edge and connected to the lens edge;
the locating pieces are distributed along the edge of the eye hole and are arranged on the outer surface of the connector sleeve main body, the locking pieces correspond to the locating pieces one by one and are detachably and fixedly connected, so that gaps are reserved between the lens and the edge of the eye hole and between the lens and the eyeball.
The utility model has the beneficial effects that:
the gap is reserved between the lens and the edge of the eye hole, so that the air permeability can be ensured, the gap is reserved between the lens and the eyeball, the contact between the lens and the eyeball can be prevented, and the infection risk caused by the contact between the lens and the eyeball is obviously reduced;
because the locking piece is detachably and fixedly connected with the positioning piece, the lens has the detachable and replaceable functions, and the head sleeve main body does not need to be taken off when the medicine is applied to the molding eye, so that the operation is simple.
Drawings
Fig. 1 is an assembled schematic view of the present utility model.
Fig. 2 is a schematic structural view of the headgear body.
Fig. 3 is a cross-sectional view A-A in fig. 2.
Fig. 4 is a schematic view of an arrangement of the mirror assembly.
Detailed Description
The utility model will be further described with reference to figures 1-4 and the specific examples.
As shown in fig. 1 and 4, a headgear device for inducing a myopia model of a guinea pig is provided, which comprises a sleeve-shaped headgear body 1 made of a flexible material (rubber, silica gel or other flexible materials) and sleeved on the head of the guinea pig when in use, wherein the headgear body 1 is provided with a pair of circular eye holes 1a respectively opposite to the two purposes of the guinea pig, one eye hole 1a is provided with a lens assembly, the other eye hole 1a is not provided with a lens assembly, and the purpose of the arrangement is to facilitate comparison of the two purposes of the guinea pig to be observed.
The mirror body assembly includes:
a circular lens 4 facing the eye opening 1a and located outside the head cover main body 1, wherein the lens 4 can be a ground glass lens or an optical defocusing lens, and the specific type of the lens 4 can be selected;
a plurality of locking elements 6 distributed along the edge of the lens 4 and connected to the edge of the lens 4;
the plurality of locating pieces 2 are distributed along the edge of the eye hole 1a and are arranged on the outer surface of the connector housing main body 1, the locking pieces 6 are in one-to-one correspondence with the locating pieces 2 and are detachably and fixedly connected, so that gaps are reserved between the lens 4 and the edge of the eye hole 1a and between the lens 4 and eyeballs.
Wherein, utilize the interconnect of locking piece 6 and setting element 2 for leave the clearance between lens 4 and eye hole 1a edge, the eyeball, wherein, lens 4 and eye hole 1a edge leave the clearance, can guarantee the gas permeability, leave the clearance between lens 4 and the eyeball, can prevent lens 4 and eyeball contact.
In order to further enhance the detachable function of the lens 4, as shown in fig. 3 and 4, the positioning member 2 is provided with two unit pieces, the two unit pieces are respectively provided with a first unit piece and a second unit piece, the first unit piece of the positioning member 2 is fixedly connected with the outer surface of the headgear main body 1, and the second unit piece of the positioning member 2 is detachably fixed and attached to the first unit piece.
As shown in fig. 1-3, the attaching side of each locking piece 6 is connected with a locking buckle 5, the attaching side of each positioning piece 2 is connected with a magnetic buckle 3, and the locking buckle 5 can detachably buckle the magnetic buckle 3 under the magnetic force of the magnetic buckle 3.
The positioning piece 2 can be a female buckle or a male buckle or a magic tape, the locking buckle 5 and the magnetic buckle 3 are magnetic buttons, and the positioning piece can be fixed through magnetic attraction and lamination, is also convenient to separate, so that the lens 4 can be quickly fixed and separated, and the lens 4 can be conveniently detached.
In order to facilitate locking of the headgear body 1, as shown in fig. 1, the headgear body 1 has a sleeve-like structure penetrating from front to back and fitting the neck structure of a guinea pig, and the head through hole of the headgear body 1 has a mouthpiece portion and accommodates a mouthpiece hole 1b through which the mouthpiece portion passes.
The headgear body 1 is provided with a pair of ear-covering holes 1c respectively covering the ears of the guinea pigs, the ear-covering holes 1c are strip-shaped holes matched with the shapes of the ears of the guinea pigs, and the ear-covering holes 1c are not only convenient for positioning the ears of the guinea pigs, but also can lock the headgear body 1 on the heads of the guinea pigs in an auxiliary manner.
When in use, the head cover main body 1 is sleeved on the head of a guinea pig, and ears, mouth and nose and eyes are respectively exposed from the corresponding earmuff holes 1c, mouth muff holes 1b and eye holes 1 a.
The lens 4 sewed with the locking buckle 5 is fixed at the position of the eye hole 1a through the magnetic buckle 3, and if the lens 4 is a frosted glass lens, the induction of the shape deprivation myopia can be carried out; if the lens 4 is an optically defocused lens, induction of optically defocused myopia can be performed.
When the molding eye is required to be dosed, the lens 4 is cleaned, molding eye data is collected, and the eyes are cleaned, the lens 4 is held by the hand, so that all the locking buckles 5 are separated from the magnetic buckles 3 by overcoming the magnetic attraction force, the lens 4 can be taken down, and the operation is very convenient.
This embodiment has the following advantages:
firstly, all raw materials of the headgear device can be conveniently obtained;
secondly, the head cover main body 1 can lock two ears of a guinea pig, the head cover main body 1 can be fixed on the head of the guinea pig, the head cover main body is not easy to fall off, and eating and daily activities of the guinea pig are not influenced;
thirdly, the effect of the positioning piece 2 positioned on the outer surface of the head cover main body 1 can enable the lens 4 to have a certain distance from the eyeball of the guinea pig besides the fixing effect, so that the lens 4 is prevented from contacting the eyeball to cause infection;
fourthly, the locating pieces 2 intermittently distributed around eyes can enable a certain gap to be reserved between the lens 4 and the eye holes 1a, so that ventilation around eyeballs is ensured to a certain extent;
fifthly, the magnetic adsorption attaching mode of the locking buckle 5 and the magnetic buckle 3 is utilized, so that the lens 4 is firmly fixed, and meanwhile, the effect of convenient disassembly can be achieved, and the administration and cleaning of the lens 4 are facilitated;
sixthly, when the lens 4 is a frosted glass sheet, the shape deprivation myopia induction is realized; the optical defocus lens is the optical defocus myopia induction. Both myopia inducing modes can be completed by the same tool.
In conclusion, the headgear has the advantages of firm fixation, difficulty in falling, ventilation, difficulty in inducing guinea pig eyeball infection, convenience in dismounting the lenses 4, no wound, low cost and the like, and can be used for optical defocusing and induction of shape deprivation myopia.
The foregoing is a preferred embodiment of the present utility model, and various changes and modifications may be made therein by those skilled in the art without departing from the general inventive concept, and such changes and modifications should be considered as falling within the scope of the present utility model as defined in the appended claims.
Claims (7)
1. The head cover device for inducing the guinea pig myopia model comprises a sleeve-shaped head cover main body (1) which is made of flexible materials and is sleeved on the head of a guinea pig when in use, and is characterized in that a pair of eye holes (1 a) which are respectively opposite to the guinea pig are formed in the head cover main body (1), and one eye hole (1 a) is provided with a lens assembly;
the mirror body assembly includes:
a lens (4) facing the eye hole (1 a) and located outside the headgear body (1);
a plurality of locking pieces (6) distributed along the edge of the lens (4) and connected with the edge of the lens (4);
the locating pieces (2) are distributed along the edge of the eye hole (1 a) and are arranged on the outer surface of the connector housing main body (1), the locking pieces (6) are in one-to-one correspondence with the locating pieces (2) and are detachably and fixedly connected, so that gaps are reserved between the lens (4) and the edge of the eye hole (1 a) and between the lens and the eyeball.
2. A headgear assembly for inducing a guinea pig myopia model according to claim 1, wherein: the locating piece (2) is set to be two unit pieces, the two unit pieces are respectively set to be a first unit piece and a second unit piece, the first unit piece of the locating piece (2) is fixedly connected with the outer surface of the head sleeve main body (1), and the second unit piece of the locating piece (2) is detachably fixed and attached to the first unit piece.
3. A headgear assembly for inducing a guinea pig myopia model according to claim 1, wherein: the head cover main body (1) is of a sleeve-shaped structure which is penetrated in the front-back direction and is matched with the neck structure of the guinea pig, and the head through hole of the head cover main body (1) is a sleeve mouth part and is used for accommodating a mouth sleeve hole (1 b) through which the mouth part passes.
4. A headgear assembly for inducing a guinea pig myopia model according to claim 2, wherein: each locking piece (6) is connected with a locking buckle (5), each positioning piece (2) is connected with a magnetic buckle (3), and the magnetic buckle (3) is detachably buckled with the locking buckle (5) under the action of magnetic force of the magnetic buckle (3).
5. A headgear assembly for inducing a guinea pig myopia model according to claim 3, wherein: the headgear main body (1) is provided with a pair of earmuff holes (1 c) respectively sleeved with two ears of a guinea pig.
6. The headgear assembly for inducing a myopia model in guinea pigs according to claim 5, wherein: the earmuff hole (1 c) is a strip-shaped hole matched with the shape of the guinea pig ear.
7. A headgear assembly for inducing a guinea pig myopia model according to claim 1, wherein: the eye holes (1 a) and the lenses (4) are round.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321157903.1U CN219781240U (en) | 2023-05-15 | 2023-05-15 | Headgear device for inducing guinea pig myopia model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321157903.1U CN219781240U (en) | 2023-05-15 | 2023-05-15 | Headgear device for inducing guinea pig myopia model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219781240U true CN219781240U (en) | 2023-10-03 |
Family
ID=88176772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321157903.1U Active CN219781240U (en) | 2023-05-15 | 2023-05-15 | Headgear device for inducing guinea pig myopia model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219781240U (en) |
-
2023
- 2023-05-15 CN CN202321157903.1U patent/CN219781240U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |