CN208756234U - Supine posture rat fixator - Google Patents
Supine posture rat fixator Download PDFInfo
- Publication number
- CN208756234U CN208756234U CN201820364703.6U CN201820364703U CN208756234U CN 208756234 U CN208756234 U CN 208756234U CN 201820364703 U CN201820364703 U CN 201820364703U CN 208756234 U CN208756234 U CN 208756234U
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- cloth bag
- gnathostat
- positioning plate
- rat
- supine posture
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Abstract
Supine posture rat fixator belongs to animal doctor's Instrument technology field, including positioning plate, cloth bag and upper gnathostat；The cloth bag two sides are fixedly installed in positioning plate, and longitudinal direction offers sack in the middle part of cloth bag, and cloth bag front end offers neck mouth；The upper gnathostat two sides are fixedly installed in positioning plate, and upper gnathostat and positioning plate, which enclose, sets out a through-hole；The upper gnathostat is located in front of cloth bag, and cloth bag and upper gnathostat gap setting.The operations such as rat experiment modeling, detection and intervention of the supine posture rat fixator for the department of stomatology.Body of the cloth bag to wrap up rat, the head of rat can be drilled out from neck mouth.Upper gnathostat is located at the front end of cloth bag neck mouth, is stuck in behind the upper incisor of rat, guarantees head still, overcomes the defect of deficiency and head Malretention of the conventional fasteners without function of dehiscing.
Description
Technical field
The utility model belongs to animal doctor's Instrument technology field, and in particular to is supine posture rat fixator.
Background technique
Rat is one of most common medicine and pharmacology experimental animal, and carrying out secured, accurate limitation to rat is carried out to it
The premise of experiment.
When rat fixed using traditional prone position, rat oral cavity can not be handled, even if rat supine posture is fixed
Also it is difficult to head maintenance, when anaesthetic gradually fails or anaesthetic effect is bad or should not then can not dosing and when frequent head movement
Complete department of stomatology processing.In addition, the fixed hole and limb position of rat fixator, which are not met, leads to reality due to rat individual difference
Test low efficiency.Department of stomatology operation generally requires leveling arch, and traditional rat fixator then lacks such device.
Therefore, it is necessary to research and develop supine posture rat fixator, to overcome the above shortcomings.
Utility model content
The purpose of the utility model is to overcome defect mentioned above and deficiencies, and provide supine posture rat fixator.
The utility model realizes its purpose, and the technical solutions adopted are as follows.
Supine posture rat fixator, including positioning plate, cloth bag and upper gnathostat；The cloth bag two sides are fixedly installed in fixed
Position plate, and longitudinal direction offers sack in the middle part of cloth bag, cloth bag front end offers neck mouth；The upper gnathostat two sides are fixedly installed in
Positioning plate, upper gnathostat and positioning plate, which enclose, sets out a through-hole；The upper gnathostat is located in front of cloth bag, and cloth bag and upper
Gnathostat gap setting.
The positioning plate two sides of tail is threaded with up and down screw nail；It is fixed that the up and down screw nail is arranged in from top to bottom
Position plate.
The sack is equipped with zipper, and the forward direction pull head and backward pull head being oppositely arranged are equipped on the zipper；After described
It is located to pull head preceding between pull head and neck mouth；The backward pull head is arranged with woollen goods circle.
The positioning plate two sides are mounted on short screw；Device of beginning to speak is arranged on the short screw.
The device of beginning to speak includes thin wire and sheet metal；Described thin wire one end is set around short screw, other end connection
Sheet metal；The sheet metal includes first and second in a strip shape；First end and second end are fixed
It connects and at an acute angle.
The first length of a film 1.5cm, wide 0.9cm；The second length of a film 1cm, wide 0.9cm；Described first and second
Angle be 39 °；The thin wire is tied up in second outer end.
The upper gnathostat includes positioning strip, chucking lug and set screw nail；The positioning strip is in a strip shape, and positioning strip
Both ends are fixedly installed downward chucking lug；The chucking lug, which offers, is vertically provided with sliding groove；The set screw nail is worn
It is threadedly coupled set on sliding groove and with positioning plate.
The operations such as rat experiment modeling, detection and intervention of the supine posture rat fixator for the department of stomatology.Cloth bag is used
To wrap up the body of rat, the head of rat can be drilled out from neck mouth.Upper gnathostat is located at the front end of cloth bag neck mouth, is stuck in rat
Upper incisor behind, guarantee head still, overcome the scarce of deficiency and head Malretention of the conventional fasteners without function of dehiscing
It falls into.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the overlooking structure diagram of the utility model；
Fig. 3 is the structural schematic diagram of device of beginning to speak；
Fig. 4 is the structural schematic diagram of upper gnathostat；
In figure: positioning plate 1, up and down screw follow closely 2, cloth bag 3, sack 4, forward direction pull head 5, backward pull head 6, woollen goods circle 7, neck mouth
8, upper gnathostat 9, positioning strip 10, chucking lug 11, sliding groove 12, set screw nail 13, short screw 14, device 15 of beginning to speak, thin
Iron wire 16, sheet metal 17, first 18, second 19.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in further detail.
Supine posture rat fixator, including positioning plate 1, cloth bag 3 and upper gnathostat 9.
3 two sides of cloth bag are fixedly installed in positioning plate 1, and 3 middle part longitudinal direction of cloth bag offers sack 4, and 3 front end of cloth bag is opened
Equipped with neck mouth 8；9 two sides of upper gnathostat are fixedly installed in positioning plate 1, and upper gnathostat 9 is enclosed with positioning plate 1 sets out one
Through-hole；The upper gnathostat 9 is located at 3 front of cloth bag, and 9 gap setting of cloth bag 3 and upper gnathostat.
The positioning plate 1 is plastic plate, wide 7cm, long 34cm, thick 2cm.Body of the cloth bag 3 to wrap up rat, rat
Head can be drilled out from neck mouth 8.The diameter of the neck mouth 8 is 3cm.
1 two sides of tail of positioning plate is threaded with up and down screw nail 2；The up and down screw nail 2 is worn from top to bottom
In positioning plate 1.The up and down screw nail 2, each one of left and right, long 4cm can be rotated down, so that the rear portion of positioning plate 1 is lifted
Height forms inclined-plane.
The sack 4 is equipped with zipper, and the forward direction pull head 5 and backward pull head 6 being oppositely arranged are equipped on the zipper；It is described
Backward pull head 6 is located at preceding between pull head 5 and neck mouth 8；The backward pull head 6 is arranged with woollen goods circle 7.
The forward direction pull head 5 is pulled along the sack 4 that can close cloth bag 3；The backward pull head 6, which pulls back, can close cloth
The sack 4 of bag 3, for pulling lower jaw backward.
1 two sides of positioning plate are mounted on short screw 14；Device 15 of beginning to speak is arranged on the short screw 14.It is described
14 or so each one, long 1cm, short screw, the device 15 that can will begin to speak after tightening are fixed on 1 side of positioning plate.
The device 15 of beginning to speak includes thin wire 16 and sheet metal 17；Described 16 one end of thin wire is set around short screw 14,
The other end connects sheet metal 17；The sheet metal 17 includes in a strip shape first 18 and second 19；Described first 18
End is fixedly connected and at an acute angle with second 19 end.The thin wire 16 is 25cm long, solid after short screw 14 1 circle
Due to 1 side of positioning plate.
First 18 long 1.5cm, wide 0.9cm；Second 19 long 1cm, wide 0.9cm；First 18 He
Second 19 angle is 39 °；The thin wire 16 is tied up in second 19 outer end.
The upper gnathostat 9 includes positioning strip 10, chucking lug 11 and set screw nail 13；The positioning strip 10 is in item
Shape, and 10 both ends of positioning strip are fixedly installed downward chucking lug 11；The chucking lug 11, which offers, is vertically provided with sliding groove
12；The set screw nail 13 is arranged in sliding groove 12 and is threadedly coupled with positioning plate 1.
The 10 width 1cm of positioning strip, length and positioning plate 1 are of same size；11 length of chucking lug is 3cm；The sliding groove
12 long 2.5cm, wide 0.2cm.Diameter of the width of sliding groove 12 slightly larger than set screw nail 13.Upper gnathostat 9 can be around positioning
Screw 13 rotates and adjusts angle, is stuck in behind the upper incisor of rat, once tightening without dynamic degree, guarantees head still, overcomes
The defects of deficiencies and head Malretention of the conventional fasteners without function of dehiscing.
In this fixator, sheet metal 17 be used for by buccinator muscle drawing open, exposed Rats tooth, avoid department of stomatology instrument from damaging it
It sticks and convenient for operation.Upper gnathostat 9 in this fixation device, can slide along sliding groove 12 and also rotate in a certain range, with
Eliminate the difference of rat head size.The backward sliding realization of lower jaw pulled open by backward pull head 6, opening degree be free to adjust
Section.Rat nose is passed through to the crossbeam of upper gnathostat, and it is stuck in the tongue side of maxillary incior just, it is lower forward to adjust the upper jaw
Fixator 9 is tightly attached to positioning plate 1 until rat head, checks the dynamic degree in head, basic firm.Again by rear to pull head 6
Pile loop 7 is placed on mandibular incisors, and pulls lower jaw backward.Finally sheet metal 17 is hooked in the bicker of rat two sides as far as possible into oral cavity
Side stretching, extension, is stuck between buccinator muscle and backteeth cheek side, and lower drawing backward.Thin wire 16 is after short screw 14 1 circle, by short spiral shell
Adjusting screw 14 is tightened, and can strut rat two sides buccinator muscle, convenient for clear and the department of stomatology the operation in the visual field.
The utility model is illustrated according to embodiment, and under the premise of not departing from present principles, the present apparatus can also be made
Several modifications and improvements out.It should be pointed out that it is all using modes technical solutions obtained such as equivalent substitution or equivalent transformations, fall
It is within the protection scope of the present utility model.
Claims (7)
1. supine posture rat fixator, which is characterized in that including positioning plate (1), cloth bag (3) and upper gnathostat (9)；The cloth
Bag (3) two sides are fixedly installed in positioning plate (1), and longitudinal direction offers sack (4) in the middle part of cloth bag (3), and cloth bag (3) front end offers
Neck mouth (8)；Upper gnathostat (9) two sides are fixedly installed in positioning plate (1), and upper gnathostat (9) is enclosed with positioning plate (1) to be set
A through-hole out；The upper gnathostat (9) is located in front of cloth bag (3), and cloth bag (3) and upper gnathostat (9) gap setting.
2. supine posture rat fixator as described in claim 1, which is characterized in that positioning plate (1) the two sides of tail screw thread
It is connected with up and down screw nail (2)；The up and down screw nail (2) is arranged in positioning plate (1) from top to bottom.
3. supine posture rat fixator as described in claim 1, which is characterized in that the sack (4) is equipped with zipper, the drawing
The forward direction pull head (5) and backward pull head (6) being oppositely arranged are installed on chain；The backward pull head (6) be located at preceding Xiang Latou (5) and
Between neck mouth (8)；The backward pull head (6) is arranged with woollen goods circle (7).
4. supine posture rat fixator as described in claim 1, which is characterized in that positioning plate (1) two sides are mounted on
Short screw (14)；Device of beginning to speak (15) are arranged on the short screw (14).
5. supine posture rat fixator as claimed in claim 4, which is characterized in that the device of beginning to speak (15) includes thin wire
(16) and sheet metal (17)；Described thin wire (16) one end is set around short screw (14), and the other end connects sheet metal (17)；Institute
Stating sheet metal (17) includes first (18) in a strip shape and second (19)；First (18) end and second
(19) end is fixedly connected and at an acute angle.
6. supine posture rat fixator as claimed in claim 5, which is characterized in that described first (18) long 1.5cm, it is wide
0.9cm；Described second (19) long 1cm, wide 0.9cm；The angle of first (18) and second (19) is 39 °；It is described
Thin wire (16) is tied up in second (19) outer end.
7. supine posture rat fixator as described in claim 1, which is characterized in that the upper gnathostat (9) includes positioning
Item (10), chucking lug (11) and set screw nail (13)；The positioning strip (10) is in a strip shape, and the fixation of positioning strip (10) both ends is set
It is equipped with downward chucking lug (11)；The chucking lug (11), which offers, is vertically provided with sliding groove (12)；The set screw nail
(13) it is arranged in sliding groove (12) and is threadedly coupled with positioning plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820364703.6U CN208756234U (en) | 2018-03-18 | 2018-03-18 | Supine posture rat fixator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820364703.6U CN208756234U (en) | 2018-03-18 | 2018-03-18 | Supine posture rat fixator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208756234U true CN208756234U (en) | 2019-04-19 |
Family
ID=66125086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820364703.6U Active CN208756234U (en) | 2018-03-18 | 2018-03-18 | Supine posture rat fixator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208756234U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111110391A (en) * | 2020-02-14 | 2020-05-08 | 上海市同济医院 | Magnetic stimulation treatment fixator for fixing rat |
| RU218414U1 (en) * | 2023-03-24 | 2023-05-25 | Федеральное государственное автономное образовательное учреждение высшего образования "Российский университет дружбы народов имени Патриса Лумумбы" (РУДН) | DEVICE FOR FIXING SMALL RODENTS |
-
2018
- 2018-03-18 CN CN201820364703.6U patent/CN208756234U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111110391A (en) * | 2020-02-14 | 2020-05-08 | 上海市同济医院 | Magnetic stimulation treatment fixator for fixing rat |
| RU218414U1 (en) * | 2023-03-24 | 2023-05-25 | Федеральное государственное автономное образовательное учреждение высшего образования "Российский университет дружбы народов имени Патриса Лумумбы" (РУДН) | DEVICE FOR FIXING SMALL RODENTS |
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