CN208447798U - A kind of stereotaxic instrument - Google Patents
A kind of stereotaxic instrument Download PDFInfo
- Publication number
- CN208447798U CN208447798U CN201721924560.1U CN201721924560U CN208447798U CN 208447798 U CN208447798 U CN 208447798U CN 201721924560 U CN201721924560 U CN 201721924560U CN 208447798 U CN208447798 U CN 208447798U
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- China
- Prior art keywords
- sliding block
- block
- screw rod
- nut seat
- convex
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the field of medical instrument technology, and in particular to a kind of stereotaxic instrument, including supporting table, support base, supporting block, regulating mechanism and injection mechanism；Support base is slidably connected with supporting table, and supporting block and support base are rotatablely connected；Regulating mechanism includes that the first adjusting unit and second adjust unit；First, which adjusts unit, includes the first nut seat, the first screw rod and the first sliding block；First screw rod is threadedly coupled with the first nut seat, and the first screw rod and the first sliding block are rotatablely connected；Second, which adjusts unit, includes the second nut seat, the second screw rod and the second sliding block, and the second nut seat is fixedly connected with the first sliding block；Second screw rod is threadedly coupled with the second nut seat, and the second screw rod and the second sliding block are rotatablely connected, and the second sliding block is slidably connected with the second gag lever post；Injection mechanism and the second sliding block are rotatablely connected.When by adopting the above technical scheme, comprehensive injection may be implemented.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of stereotaxic instrument.
Background technique
Stereotaxic apparatus is three degree of coordinate systems using the ectosteal mark of cranium or other reference point defineds, is come true
Determine the position of certain neuromechanisms under cortex, so as to it is non-direct-view exposure under it is oriented stimulation, destruction, injection object,
Guide the research such as current potential.Animal stereotaxic apparatus is in the fields such as neurotomy, nervous physiology, neuropharmacology and neurosurgery
Important research equipment, the operation such as injection, stimulation, destruction for being oriented to neuromechanism, guidance current potential can be used for pa
Golden Sen Shi disease Animal Model, animal epileptic model are established, and intracerebral tumor model is established, learning and memory, and intracerebral nerve cord is thin
Born of the same parents' transplanting, the research such as cerebral ischemia.
Current stereotaxic apparatus is since regulating mechanism has a certain altitude, but the limited length of injection needle, so note
The adjustable range for penetrating needle is fairly limited, cannot achieve the inclination injection of wide-angle, so generally requiring the position by adjusting mouse
It sets to adapt to the position of injection needle, it is very inconvenient in clinical trial；Simultaneously because regulating mechanism can only realize injection needle
Rotation in back-and-forth motion and vertical plane, cannot achieve the rotation of injection needle horizontal direction, so needing to infuse from different directions
More position indicators are used when penetrating, cost increase is on the one hand will lead to, on the other hand takes up a large area, and influence to test.
Utility model content
The purpose of this utility model is to provide a kind of stereotaxic instruments of comprehensive injection.
In order to achieve the above objectives, the technical solution of the utility model is to provide a kind of stereotaxic instrument, including supporting table, branch
Support seat, supporting block, regulating mechanism and injection mechanism；The support base is slidably connected with supporting table, the supporting block and support base
Rotation connection；
The regulating mechanism includes that the first adjusting unit and second adjust unit；Described first, which adjusts unit, includes the first spiral shell
Base, the first screw rod and the first sliding block；Several first gag lever posts, the first gag lever post free end are fixed on first nut seat
It is fixedly connected with supporting block；First screw rod is threadedly coupled with the first nut seat, and first screw rod and the first sliding block rotate
Connection, first sliding block are slidably connected with the first gag lever post；
Described second, which adjusts unit, includes the second nut seat, the second screw rod and the second sliding block；Second nut seat and
One sliding block is fixedly connected, and several second gag lever posts are fixed on second nut seat；Second screw rod and the second nut seat
It is threadedly coupled, second screw rod and the second sliding block are rotatablely connected, and second sliding block is slidably connected with the second gag lever post；It is described
Injection mechanism and the second sliding block are rotatablely connected.
The technical principle and effect of this programme are: by mobile support base, stereotaxic instrument can be moved forward and backward；Pass through adjusting
First screw rod can drive the first sliding block to move up and down；By adjusting the second screw rod, the second sliding block and injection mechanism or so can be driven
It is mobile；By rotational support block, it can be achieved that stereotaxic instrument or so and rotating upwardly and downwardly；By rotation injection mechanism, it can be achieved that note
Penetrate mechanism front and back rotation.The injection of different directions can be realized by the way that a stereotaxic instrument is arranged, and injection mechanism is adjusted
Angular range it is larger, facilitate and tested.
It further, further include positioning table, the table top of the supporting table is lower than the table top of positioning table.The technology of this programme is imitated
Fruit is: the injection angles of injection mechanism can be more quickly adjusted using regulating mechanism, and in the lesser situation of regulated quantity
Realize that wide-angle tilt is adjusted.
Further, the supporting table is equipped with " convex " shape sliding slot, and the support base lower end is fixed with convex block, the convex block
It is slideably positioned in " convex " shape sliding slot.This programme has the technical effect that mobile regulating mechanism is more convenient, while convex block increases
The contact area of support base and supporting table, it is ensured that support base is more stable.
Further, first sliding block is equipped with first " convex " shape slot, is fixed with the first rotation on first screw rod
Block, the first rotating block are rotatably dispose in first " convex " shape slot；Second sliding block be equipped with second " convex " shape slot, described second
The second rotating block is fixed on screw rod, the second rotating block is rotatably dispose in second " convex " shape slot.This programme has the technical effect that
Rotating the first screw rod can make the first rotating block that the first sliding block be pushed to move up and down, and the second screw rod of rotation can make the second rotating block
It pushes the second sliding block to move up and down, adjusts more convenient.
Further, the injection mechanism includes micro pump and injection needle, and injection needle is connect with micro pump, micro pump and
The rotation connection of two sliding blocks.This programme has the technical effect that micro pump can assist increasing the length of injection needle, and wide-angle is facilitated to incline
Tiltedly injection, while can be adapted for long-time micro-administration.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of stereotaxic instrument of the utility model.
Specific embodiment
Below by the further details of explanation of specific embodiment:
Appended drawing reference in Figure of description includes: positioning table 1, supporting table 2, support base 3, supporting block 4, convex block 5, first
Nut seat 6, the first screw rod 7, the first sliding block 8, the first gag lever post 9, the first rotating block 10, the second nut seat 11, the second screw rod 12,
Second sliding block 13, the second gag lever post 14, the second rotating block 15, micro pump 16, injection needle 17.
A kind of stereotaxic instrument as shown in Figure 1, including positioning table 1, supporting table 2, support base 3, supporting block 4, adjusting machine
Structure and injection mechanism.The mouse used for fixed experiment of positioning table 1, supporting table 2 are used for installation and adjustment mechanism, supporting table 2
Table top is lower than the table top of positioning table 1." convex " shape sliding slot is provided in supporting table 2,3 lower end of support base is integrally formed with convex block 5, convex block
5 are slideably positioned in " convex " shape sliding slot；Supporting block 4 and 3 upper end of support base are rotatablely connected by bolt.
Regulating mechanism includes that the first adjusting unit and second adjust unit.First to adjust unit include the first nut seat 6, the
One screw rod 7 and the first sliding block 8.Two first gag lever posts 9,9 lower end of the first gag lever post and supporting block are fixed on first nut seat 6
4 are fixedly connected；First sliding block 8 is slidably connected with the first gag lever post 9, and first " convex " shape slot is provided on the first sliding block 8.First screw rod
7 are threadedly coupled with the first nut seat 6, and 7 lower end of the first screw rod is fixed with the first rotating block 10, and the first rotating block 10 is rotatably dispose in
In first " convex " shape slot.
Second, which adjusts unit, includes the second nut seat 11, the second screw rod 12 and the second sliding block 13.Second nut seat 11 and
One sliding block 8 is fixedly connected, and two second gag lever posts 14, the second sliding block 13 and the second gag lever post 14 are fixed on the second nut seat 11
It is slidably connected, second " convex " shape slot is provided on the second sliding block 13.Second screw rod 12 is threadedly coupled with the second nut seat 11, the second spiral shell
12 upper end of bar is fixed with the second rotating block 15, and the second rotating block 15 is rotatably dispose in second " convex " shape slot.
Injection mechanism includes micro pump 16 and injection needle 17, and micro pump 16 is rotatablely connected by pin and the second sliding block 13,
17 upper end of injection needle is connect with 16 lower end of micro pump.
By pushing support base 3 to move in " convex " shape sliding slot, position indicator can be moved forward and backward；By adjusting the first screw rod 7
It rotates in the forward direction or reversely rotates, the first sliding block 8 can be driven by the first rotating block 10 downwards or move up；By adjusting the
Two screw rods 12 are rotated in the forward direction or are reversely rotated, and the second sliding block 13, micro pump 16 and injection can be driven by the second rotating block 15
Needle 17 to the left or moves right.By rotating clockwise supporting block 4, micro pump 16 and injection needle can be driven by regulating mechanism
17 rotate right and up；By rotating counterclockwise supporting block 4, can be driven by regulating mechanism micro pump 16 and injection needle 17 to
It is left and rotate down.By rotation micro pump 16, it can be achieved that being rotated before and after injection needle 17.
Above-described is only preferred embodiments of the present invention, it is noted that for those skilled in the art
For, without departing from the concept of the premise utility, several modifications and improvements can also be made, these also should be considered as this
The protection scope of utility model, these all will not influence the effect and patent practicability of the utility model implementation.This is practical new
Technology, shape, the construction portion of the omitted description of type are well-known technique.
Claims (5)
1. a kind of stereotaxic instrument, it is characterised in that: including supporting table, support base, supporting block, regulating mechanism and injection mechanism；
The support base is slidably connected with supporting table, and the supporting block and support base are rotatablely connected；
The regulating mechanism includes that the first adjusting unit and second adjust unit；Described first, which adjusts unit, includes the first nut
Seat, the first screw rod and the first sliding block；Be fixed with several first gag lever posts on first nut seat, the first gag lever post free end with
Supporting block is fixedly connected；First screw rod is threadedly coupled with the first nut seat, and first screw rod and the rotation of the first sliding block connect
It connects, first sliding block is slidably connected with the first gag lever post；
Described second, which adjusts unit, includes the second nut seat, the second screw rod and the second sliding block；Second nut seat and first is slided
Block is fixedly connected, and several second gag lever posts are fixed on second nut seat；Second screw rod and the second nut seat screw thread
Connection, second screw rod and the second sliding block are rotatablely connected, and second sliding block is slidably connected with the second gag lever post；The injection
Mechanism and the second sliding block are rotatablely connected.
2. a kind of stereotaxic instrument according to claim 1, it is characterised in that: it further include positioning table, the supporting table
Table top is lower than the table top of positioning table.
3. a kind of stereotaxic instrument according to claim 2, it is characterised in that: the supporting table is sliding equipped with " convex " shape
Slot, the support base lower end are fixed with convex block, and the convex block is slideably positioned in " convex " shape sliding slot.
4. a kind of stereotaxic instrument according to claim 3, it is characterised in that: first sliding block is equipped with first " convex "
Shape slot is fixed with the first rotating block on first screw rod, and the first rotating block is rotatably dispose in first " convex " shape slot；Described
Two sliding blocks are equipped with second " convex " shape slot, are fixed with the second rotating block on second screw rod, the second rotating block is rotatably dispose in
In second " convex " shape slot.
5. a kind of stereotaxic instrument according to claim 4, it is characterised in that: the injection mechanism includes micro pump and note
Needle is penetrated, injection needle is connect with micro pump, and micro pump and the second sliding block are rotatablely connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924560.1U CN208447798U (en) | 2017-12-29 | 2017-12-29 | A kind of stereotaxic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924560.1U CN208447798U (en) | 2017-12-29 | 2017-12-29 | A kind of stereotaxic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208447798U true CN208447798U (en) | 2019-02-01 |
Family
ID=65139565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721924560.1U Expired - Fee Related CN208447798U (en) | 2017-12-29 | 2017-12-29 | A kind of stereotaxic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208447798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249015A (en) * | 2020-01-14 | 2020-06-09 | 深圳华阳生物技术有限公司 | Y-axis transmission mechanism for three-dimensional positioning instrument for small animal brain |
-
2017
- 2017-12-29 CN CN201721924560.1U patent/CN208447798U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249015A (en) * | 2020-01-14 | 2020-06-09 | 深圳华阳生物技术有限公司 | Y-axis transmission mechanism for three-dimensional positioning instrument for small animal brain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20191229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |