CN219414166U

CN219414166U - Brain stereotactic instrument lifting mechanism assembly

Info

Publication number: CN219414166U
Application number: CN202320700380.4U
Authority: CN
Inventors: 关伟
Original assignee: Huazhi Computer Application Co ltd Tianjin City
Current assignee: Huazhi Computer Application Co ltd Tianjin City
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-07-25
Anticipated expiration: 2033-04-03

Abstract

The utility model relates to the technical field of locators, in particular to a lifting mechanism component of a brain stereotactic instrument. The utility model comprises a base, wherein the upper end of the base is fixedly connected with a controller, one end of the surface of the base, which is close to the controller, is rotationally connected with a rotating shaft, the upper end of the rotating shaft is rotationally connected with a fixed rod, the upper end of the fixed rod is provided with an auxiliary rod, the arc surface of the auxiliary rod is rotationally connected with a positioning rod, the surface of the fixed rod is provided with an adjusting device, the adjusting device comprises a moving groove, the moving groove is arranged on the surface of the fixed rod, the inner wall of the moving groove is slidingly connected with a moving rod, one end of the moving rod is fixedly connected with the bottom end of the auxiliary rod, and the bottom end of the moving rod is provided with a moving hole. The problem of when using the brain locater, because the arm of installing on the locater only can rotate the regulation, can't go up and down conveniently to appear inconvenient better to the locater is solved.

Description

Brain stereotactic instrument lifting mechanism assembly

Technical Field

The utility model relates to the technical field of locators, in particular to a lifting mechanism component of a brain stereotactic instrument.

Background

In the fields of nerve anatomy, nerve physiology, nerve pharmacology, neurosurgery and the like, when the brain functions of various experimental animals are studied, the electrodes must be correctly inserted into the target parts under the cortex and the positions of the electrodes are kept not to be moved, so that the brain must be fixed in the test process, and a currently commonly used fixing instrument is a brain locator.

The prior art is such as the utility model of publication number CN215192572U, this patent discloses a neural loop is tracked and is used brain stereotactic appearance, and this patent includes brain locator body, the symmetry is provided with two ear clamping components on the brain locator body, be provided with the ultrasonic imaging unit that is used for brain imaging on the ear clamping component, ear clamping component includes the grip slipper and the grip stick on the grip slipper, be provided with on the grip slipper and be used for adjusting the first horizontal adjustment mechanism and the first vertical adjustment mechanism of ear stick.

The inventor finds in daily life uses, when using the brain locater, because the arm of installing on the locater only can rotate the regulation, can't conveniently go up and down to the inconvenient better problem of using the locater appears, this application provides a technical scheme who solves this technical problem.

Disclosure of Invention

The utility model aims to solve the defects that in the prior art, when a brain positioning instrument is used, the mechanical arm arranged on the positioning instrument can only be rotated and adjusted and can not be lifted conveniently, so that the brain stereotactic instrument lifting mechanism component is inconvenient to use the positioning instrument better.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a brain stereotactic appearance elevating system subassembly, includes the base, the upper end fixedly connected with controller of base, the one end rotation that the base surface is close to the controller is connected with the pivot, the upper end rotation of pivot is connected with the dead lever, the upper end of dead lever is provided with the auxiliary rod, the arc surface rotation of auxiliary rod is connected with the locating lever, the surface of dead lever is equipped with adjusting device, adjusting device includes the shifting chute, the surface at the dead lever is seted up to the shifting chute, the inner wall sliding connection of shifting chute has the shifting lever, the one end and the bottom fixed connection of auxiliary rod of shifting lever, the movable hole has been seted up to the bottom of shifting lever, the inner wall sliding connection of movable hole has the reference column, the inner wall cover of movable hole is equipped with the second spring, the both ends of second spring respectively with reference column, movable hole fixed connection, a plurality of locating holes have been seted up to the position that the locating column circular arc corresponds, a plurality of the size looks adaptation of locating column.

The effects achieved by the components are as follows: when the fixed rod and the auxiliary rod need to be lifted relatively, the lifting of the whole positioning rod position is facilitated through the movement of the moving rod, the brain stereotactic instrument is convenient to use, at the moment, in order to move and limit the moving rod, the positioning column in sliding connection with the moving rod is used for being inserted and fixed with a positioning hole formed in the fixed rod, and the positioning column can be limited through the pulling force generated by a second spring fixedly connected with the positioning column.

Preferably, the limiting grooves are formed in two sides of the moving groove, limiting blocks are fixedly connected to the positions, corresponding to the limiting grooves, of the moving rod, and the inner walls of the limiting grooves are in sliding connection with the surfaces of the limiting blocks.

The effects achieved by the components are as follows: when moving the position of movable rod, in order to avoid the movable rod to take place to rotate, be convenient for spacing fixedly through sliding connection between spacing groove and the stopper this moment.

Preferably, the bottom fixedly connected with first spring of removal groove, the upper end of first spring and the bottom inner wall fixed connection of movable rod.

The effects achieved by the components are as follows: the pulling force generated by the first spring can limit the position between the movable rod and the fixed rod better, and the movable rod and the fixed rod are convenient to extrude and fix.

Preferably, the inner wall of the first spring is sleeved with a telescopic rod, and two ends of the telescopic rod are fixedly connected with the moving rod and the fixing rod respectively.

The effects achieved by the components are as follows: in the process of using the first spring, the first spring is prevented from being deformed, and protection is performed through the telescopic rod.

Preferably, an auxiliary groove is formed in the position, corresponding to the positioning hole, of the movable groove, and the section size of the auxiliary groove is matched with the size of the positioning column.

The effects achieved by the components are as follows: when the position of the movable rod is limited and fixed by the positioning column, the positioning column is convenient to slide better through the auxiliary groove formed in the fixed rod.

Preferably, the bottom side wall of base is equipped with auxiliary device, auxiliary device includes two connecting blocks, two the connecting block respectively with the both ends lateral wall fixed connection of base, the equal sliding connection of inner wall of connecting block has the connecting rod, the same spacing frame of bottom fixedly connected with of connecting rod, the inner wall of spacing frame and the surface sliding connection of base, the surface screw thread of connecting block runs through there is the screw rod, the one end of screw rod and the arc surface looks butt of connecting rod, the bottom surface rotation of base is connected with four pulleys, four the pulley is the rectangle and distributes.

The effects achieved by the components are as follows: in order to better facilitate the movement of the position of the brain stereotactic instrument, thereby enabling the brain stereotactic instrument to be operated more conveniently, the pulley connected through the rotation of the bottom end of the base moves at the moment, after moving to the appointed position, the limiting frame sliding at the bottom end of the base is utilized to fix and limit, at the moment, the connecting block fixedly connected with the side wall of the base is utilized, and the screw rod on the connecting block is used for fixing the connecting rod fixedly connected with the limiting frame.

Preferably, the bottom of the limiting frame is provided with a plurality of anti-skid grooves, and the anti-skid grooves are uniformly distributed on the bottom surface of the limiting frame.

The effects achieved by the components are as follows: in order to enable the limiting frame to be better fixed and limited, friction force is increased through the anti-slip groove formed in the surface of the limiting frame, and operation is facilitated.

Preferably, the arc surface of the connecting rod is sleeved with a third spring, and two ends of the third spring are fixedly connected with the connecting block and the limiting frame respectively.

The effects achieved by the components are as follows: the whole limiting frame can be extruded, limited and fixed by utilizing the tension generated by the third spring sleeved on the connecting rod.

According to the utility model, when the fixed rod and the auxiliary rod need to be lifted relatively, the whole positioning rod is lifted conveniently through the movement of the position of the movable rod, the brain stereotactic device is convenient to use, at the moment, in order to move and limit the movable rod, the positioning column in sliding connection with the movable rod is fixedly inserted into the positioning hole formed in the fixed rod, the positioning column can be limited through the pulling force generated by the second spring fixedly connected with the positioning column, when the position of the movable rod is moved, the position of the movable rod is prevented from rotating, at the moment, the position of the movable rod is conveniently limited and fixed through the sliding connection between the limiting groove and the limiting block, the position of the movable rod and the fixed rod can be well limited through the pulling force generated by the first spring, the brain stereotactic device is convenient to squeeze and fix, in the use process of the first spring, at the moment, the positioning column is protected through the expansion rod, the position of the movable rod is conveniently limited and well slid through the auxiliary groove formed in the fixed rod, and the whole brain stereotactic device is convenient to move through the operation of the adjusting device.

In order to better facilitate the movement of the position of the brain stereotactic instrument, the utility model ensures that the brain stereotactic instrument is more convenient to operate, at the moment, the pulley connected through the rotation of the bottom end of the base moves, after moving to the appointed position, the limiting frame sliding at the bottom end of the base is used for fixing and limiting, at the moment, the connecting block fixedly connected with the limiting frame is used for fixing the connecting rod fixedly connected with the limiting frame by the screw rod on the connecting block, and in order to ensure that the limiting frame is better fixed and limited, the friction force is increased by the anti-skid groove formed on the surface of the limiting frame, the operation is convenient, the whole limiting frame can be extruded and limited and fixed by the tension force generated by the third spring sleeved on the connecting rod, and the movement of the position of the limiting frame on the base is realized through the operation of the auxiliary device, and the mutual sliding between the connecting rod and the connecting block, thereby the movement and the limitation of the position of the whole brain stereotactic instrument are facilitated.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view showing the structural disassembly of the adjusting device of the present utility model;

FIG. 3 is a schematic view of a part of the structure of the adjusting device of the present utility model;

FIG. 4 is a schematic view of an auxiliary device according to the present utility model;

fig. 5 is a schematic partial structure of the auxiliary device of the present utility model.

Legend description: 1. a base; 2. a controller; 3. a rotating shaft; 4. an adjusting device; 401. a telescopic rod; 402. a moving groove; 403. a limit groove; 404. positioning holes; 405. a moving rod; 406. a limiting block; 407. positioning columns; 408. a moving hole; 409. a first spring; 410. a second spring; 411. an auxiliary groove; 5. an auxiliary device; 51. a limit frame; 52. a pulley; 53. an anti-skid groove; 54. a connecting rod; 55. a connecting block; 56. a screw; 57. a third spring; 6. a positioning rod; 7. a fixed rod; 8. an auxiliary rod.

Detailed Description

Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a brain stereotactic appearance elevating system subassembly, includes base 1, the upper end fixedly connected with controller 2 of base 1, and the one end rotation that base 1 surface is close to controller 2 is connected with pivot 3, and the upper end rotation of pivot 3 is connected with dead lever 7, and the upper end of dead lever 7 is provided with auxiliary rod 8, and the arc surface rotation of auxiliary rod 8 is connected with locating lever 6, and the surface of dead lever 7 is equipped with adjusting device 4, and the bottom lateral wall of base 1 is equipped with auxiliary device 5.

The specific arrangement and function of the adjusting means 4 and the auxiliary means 5 will be described in detail below.

Referring to fig. 2 and 3, in the present embodiment: the adjusting device 4 comprises a moving groove 402, the moving groove 402 is formed in the surface of a fixed rod 7, the inner wall of the moving groove 402 is slidably connected with a moving rod 405, one end of the moving rod 405 is fixedly connected with the bottom end of an auxiliary rod 8, a moving hole 408 is formed in the bottom end of the moving rod 405, a positioning column 407 is slidably connected with the inner wall of the moving hole 408, a second spring 410 is sleeved on the inner wall of the moving hole 408, two ends of the second spring 410 are fixedly connected with the positioning column 407 and the moving hole 408 respectively, a plurality of positioning holes 404 are formed in the position of the circular arc of the fixed rod 7 corresponding to the positioning column 407, the size of the plurality of positioning holes 404 is matched with the size of the positioning column 407, limiting grooves 403 are formed in two sides of the moving groove 402, a limiting block 406 is fixedly connected to the position of the moving rod 405 corresponding to the limiting groove 403, a first spring 409 is fixedly connected to the bottom end of the limiting block 406, the upper end of the first spring 409 is fixedly connected with the bottom end of the moving rod 405, a telescopic rod 401 is sleeved on the inner wall of the first spring 409, two ends of the telescopic rod 401 are respectively connected with the moving rod 405 and the fixed rod 7 in a mode, the two ends of the telescopic rod 401 are correspondingly matched with the size of the auxiliary positioning column 404, and the size of the limiting groove is matched with the auxiliary positioning column is matched with the size of the limiting groove 404.

Referring to fig. 4 and 5, in the present embodiment: the auxiliary device 5 comprises two connecting blocks 55, the two connecting blocks 55 are fixedly connected with the side walls of the two ends of the base 1 respectively, connecting rods 54 are slidably connected to the inner walls of the connecting blocks 55, the bottom end of each connecting rod 54 is fixedly connected with one limiting frame 51, the inner walls of the limiting frames 51 are slidably connected with the surface of the base 1, screw rods 56 penetrate through the surface threads of the connecting blocks 55, one ends of the screw rods 56 are abutted to the arc surfaces of the connecting rods 54, four pulleys 52 are rotatably connected to the bottom end surface of the base 1, the four pulleys 52 are in rectangular distribution, a plurality of anti-skid grooves 53 are formed in the bottom end of each limiting frame 51, a plurality of anti-skid grooves 53 are uniformly distributed on the bottom end surface of each limiting frame 51, third springs 57 are sleeved on the arc surfaces of the connecting rods 54, and the two ends of each third spring 57 are fixedly connected with the connecting blocks 55 and the limiting frames 51 respectively.

Working principle: when needs go on the relative lift to dead lever 7 and auxiliary rod 8, through the removal to the dead lever 405 position, the lift to whole locating lever 6 position is convenient, be convenient for use to brain stereotactic appearance, this moment, in order to remove spacingly to the dead lever 405, utilize the locating post 407 with dead lever 405 sliding connection's locating hole 404 that offers on dead lever 7 to peg graft fixedly, and the produced pulling force of locating post 407 fixed connection's second spring 410, can carry out spacingly to the locating post 407, when moving the position to the dead lever 405, in order to avoid the dead lever 405 to take place to rotate, at this moment be convenient for spacing fixedly through sliding connection between spacing groove 403 and the stopper 406, utilize the produced pulling force of first spring 409, can be to the better spacing between dead lever 405 and the dead lever 7, be convenient for extrude fixedly, in the in-process to use to first spring 409, in order to prevent that first spring 409 from taking place the deformation, at this moment, protect by telescopic link 401, carry out the spacing fixedly to the position to the dead lever 405 through the auxiliary slot that offers on the dead lever 7, be convenient for carry out auxiliary slot 407, the better to carry out the position to carry out the auxiliary device through the telescopic link 407, thereby the position is convenient for reach between the dead lever 405, the whole position is better to be convenient for the position to move the apparatus to move the dead lever 8, and the brain appearance has reached.

In order to better facilitate the movement of the position of the brain stereotactic device, thereby the brain stereotactic device is more convenient to operate, at this moment, the pulley 52 connected through the rotation of the bottom end of the base 1 moves, after moving to the appointed position, the sliding limiting frame 51 at the bottom end of the base 1 is utilized to fix and limit, at this moment, the connecting block 55 fixedly connected with the side wall of the base 1 is utilized, the screw rod 56 on the connecting block 55 is utilized to fix the connecting rod 54 fixedly connected with the limiting frame 51, in order to better fix and limit the limiting frame 51, the friction force is increased through the anti-skid grooves 53 arranged on the surface of the limiting frame 51, the operation is facilitated, the whole limiting frame 51 can be extruded and limited and fixed by the tension force generated by the third spring 57 sleeved on the connecting rod 54, and the movement of the position of the limiting frame 51 on the base 1 is achieved through the operation of the auxiliary device 5, and the mutual sliding between the connecting rod 54 and the connecting block 55 is convenient to limit the movement of the position of the whole brain stereotactic device.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Claims

1. Brain stereotactic appearance elevating system subassembly, including base (1), its characterized in that: the upper end fixedly connected with controller (2) of base (1), the one end rotation that is close to controller (2) on base (1) surface is connected with pivot (3), the upper end rotation of pivot (3) is connected with dead lever (7), the upper end of dead lever (7) is provided with auxiliary rod (8), the arc surface rotation of auxiliary rod (8) is connected with locating lever (6), the surface of dead lever (7) is equipped with adjusting device (4), adjusting device (4) include movable groove (402), the surface at dead lever (7) is seted up in movable groove (402), the inner wall sliding connection of movable groove (402) has movable rod (405), the one end of movable rod (405) and the bottom fixed connection of auxiliary rod (8), movable hole (408) have been seted up to the bottom of movable rod (405), the inner wall sliding connection of movable hole (408) has locating post (407), the inner wall cover of movable hole (408) is equipped with second spring (410), the both ends of second spring (410) are equipped with respectively with the fixed position of fixed position (407) and movable position (407) corresponding to fixed position (407) of fixed position (7), the size of the positioning holes (404) is matched with the size of the positioning columns (407).

2. The brain stereotactic instrument elevating mechanism assembly according to claim 1, wherein: limiting grooves (403) are formed in two sides of the moving groove (402), limiting blocks (406) are fixedly connected to the moving rod (405) corresponding to the limiting grooves (403), and the inner walls of the limiting grooves (403) are slidably connected with the surfaces of the limiting blocks (406).

3. The brain stereotactic instrument elevating mechanism assembly according to claim 1, wherein: the bottom fixedly connected with first spring (409) of removal groove (402), the upper end of first spring (409) is connected with the bottom inner wall fixed of movable rod (405).

4. A brain stereotactic apparatus lifting mechanism assembly as claimed in claim 3, wherein: the inner wall cover of first spring (409) is equipped with telescopic link (401), the both ends of telescopic link (401) are respectively with movable rod (405), dead lever (7) fixed connection.

5. The brain stereotactic instrument elevating mechanism assembly according to claim 1, wherein: an auxiliary groove (411) is formed in the position, corresponding to the positioning hole (404), of the movable groove (402), and the section size of the auxiliary groove (411) is matched with the size of the positioning column (407).

6. The brain stereotactic instrument elevating mechanism assembly according to claim 1, wherein: the bottom lateral wall of base (1) is equipped with auxiliary device (5), auxiliary device (5) include two connecting blocks (55), two connecting blocks (55) respectively with the both ends lateral wall fixed connection of base (1), the equal sliding connection of inner wall of connecting blocks (55) has connecting rod (54), the bottom fixedly connected with of connecting rod (54) is same spacing frame (51), the inner wall of spacing frame (51) and the surface sliding connection of base (1), the surface screw thread of connecting blocks (55) runs through there is screw rod (56), the one end and the arc surface looks butt of connecting rod (54) of screw rod (56), the bottom surface rotation of base (1) is connected with four pulleys (52), four pulley (52) are rectangular distribution.

7. The brain stereotactic machine lifting mechanism assembly according to claim 6, wherein: the bottom of the limiting frame (51) is provided with a plurality of anti-skid grooves (53), and the anti-skid grooves (53) are uniformly distributed on the bottom surface of the limiting frame (51).

8. The brain stereotactic machine lifting mechanism assembly according to claim 6, wherein: the arc surface of the connecting rod (54) is sleeved with a third spring (57), and two ends of the third spring (57) are fixedly connected with the connecting block (55) and the limiting frame (51) respectively.