CN111588585B - Adjustable fixing device for neurosurgical system - Google Patents

Abstract

The invention discloses an adjustable fixing device for a neurosurgical system, which comprises a base, a pull rope, a sleeve, a functional spring and a fixing bolt, wherein a bearing plate is fixedly bonded to the top of the base, the sleeve is installed on a horizontal rod, the horizontal rod is fixedly welded on the inner side of the base, the functional spring is fixedly welded between the side of the sleeve and the inner wall of the base, a connecting plate is fixedly welded to the top of the sleeve, a clamping plate is fixedly welded to the top of the connecting plate, an inner movable plate is installed in the clamping plate, the fixing bolt penetrates through a movable window, and the movable window is arranged on the clamping plate. This an adjustable fixing device for neurosurgery system adopts neotype structural design for the size of this device can be adjusted and fixed, can press from both sides tight fixedly to arm and the shank that neuroinflammation patient thickness is different, adjusts the simple operation simultaneously, and can be quick and stable fix neuroinflammation patient's arm and shank.

Description

Adjustable fixing device for neurosurgical system

Technical Field

The invention relates to the technical field of neurosurgery, in particular to an adjustable fixing device for a neurosurgical system.

Background

Neurosurgery is the application of unique neurosurgical research methods for studying the damage, inflammation, tumor, deformity and certain genetic metabolic disorders or dysfunctional diseases of the human nervous system, such as the brain, spinal cord and peripheral nervous system, and the associated accessory organs, such as the skull, scalp, cerebral vessels and meninges, etc., such as: epilepsy, Parkinson's disease, etc., and during neurosurgical examinations, fixation devices are required for the patient.

With the progress of neurosurgical examinations, the following problems were found during the actual examinations by the physician:

some epilepsy and parkinson disease patients, and other nerve inflammation patients, the uncontrolled convulsion of body part can appear more, and the position is different, and is common have the trick convulsion, but now the doctor when examining the convulsion position, can only adopt the bandage to bind, not only complex operation, adjustment that moreover can not be convenient can not fix a position fixedly to the patient of different sizes and patient's different positions.

It is therefore desirable to design an adjustable fixation device for a neurosurgical system that addresses the above-mentioned problems.

Disclosure of Invention

The invention aims to provide an adjustable fixing device for a neurosurgical system, and aims to solve the problems that the bandage binding in the background technology is complex in operation, cannot be conveniently adjusted, and cannot be used for positioning and fixing patients with different body sizes and different parts of the patients.

In order to achieve the purpose, the invention provides the following technical scheme: an adjustable fixing device for a neurosurgical system comprises a base, a pull rope, a sleeve, a functional spring and a fixing bolt, wherein a bearing plate is fixedly bonded to the top of the base, a stabilizing window is formed in the side of the base, the inner wall of the stabilizing window is attached to an operating plate, an extrusion bolt is mounted on the base, the tail end of the extrusion bolt is attached to the operating plate, the operating plate is connected with a driven gear, the driven gear is fixedly welded to a mounting shaft, the mounting shaft is mounted on the bottom surface of the inner side of the base, a winding drum is fixedly welded to the top of the mounting shaft, the pull rope is wound on the winding drum, the tail end of the pull rope is fixed to the bottom end of the sleeve, the sleeve is mounted on a horizontal rod, the horizontal rod is fixedly welded to the inner side of the base, the functional spring is fixedly welded between the side of the sleeve and the inner wall of the base, and a connecting plate is fixedly welded to the top of the sleeve, and the connecting plate runs through the track window, and the track window is opened at the top of the base, the top of the connecting plate is welded and fixed with a clamping plate, and an inner movable plate is installed in the clamping plate, and a fixing bolt is welded and fixed on the inner movable plate, and an outer nut is installed at the end of the fixing bolt, the fixing bolt runs through the movable window, and the movable window is opened on the clamping plate, the bottom of the base is welded and fixed with a bottom plate, and the inner side of the bottom plate is provided with an adjusting screw rod through a bearing seat, and the adjusting screw rod is provided with a threaded pipe, and the bottom of the threaded pipe is welded and fixed with a vertical plate, the vertical plate runs through the bottom window, and the bottom of the bottom plate is welded and fixed with a first limiting plate, the first limiting plate is provided with a vertical window, and the inner side of the vertical window is fitted with a side bolt, and one end of the side bolt is provided with a positioning nut, and the other end of the side bolt is welded and fixed with a second limiting plate, and a contact pad is fixedly adhered to the top of the second limiting plate.

Preferably, a spongy cushion is fixedly bonded on the bearing plate, and the top surface of the bearing plate is a curved surface.

Preferably, the operation plate is connected with the stabilizing window in a sliding mode, the operation plate and the extrusion bolt are vertically distributed, the extrusion bolt is in threaded connection with the base, and the operation plate and the driven gear are in threaded connection.

Preferably, the stay cord uses the winding reel as the center and is distributed 2 in central symmetry, and the winding reel forms slewing mechanism with the base through the installation axle.

Preferably, the clamping plate and the connecting plate are symmetrically distributed about the bearing plate, and the connecting plate is in sliding connection with the track window.

Preferably, interior fly leaf is sliding connection with the clamp plate, and clamp plate and interior fly leaf all set up to the arc to the last symmetric distribution of clamp plate has the activity window, and the activity window inner wall is laminated with fixing bolt simultaneously.

Preferably, the adjusting screw rod and the bottom plate form a rotating mechanism through a bearing seat, the adjusting screw rod is symmetrically distributed about the bottom plate, the screw directions of threads on two sides of the center of the adjusting screw rod are opposite, and 2 threaded pipes are symmetrically installed on the adjusting screw rod.

Preferably, the vertical plate is connected with the bottom window in a sliding manner, the vertical plate is symmetrically distributed around the first limiting plate, and the first limiting plate is symmetrically distributed around the bottom plate.

Preferably, the side bolts are symmetrically distributed about the second limiting plate, the second limiting plate is attached to the inner side face of the first limiting plate, and the side bolts are in sliding connection with the movable window.

Compared with the prior art, the invention has the beneficial effects that: the adjustable fixing device for the neurosurgical system adopts a novel structural design, so that the size of the device can be adjusted and fixed, arms or legs of patients with neuroinflammation with different thicknesses can be clamped and fixed, the adjusting operation is convenient, and the arms or legs of the patients with neuroinflammation can be quickly and stably fixed;

1. the structure composed of the operating plate, the driven gear, the mounting shaft, the winding drum, the pull rope, the sleeve, the horizontal rod and the functional spring can simultaneously drive the symmetrically distributed clamping structures to move so as to clamp and fix the arms or the legs of the patient;

2. the structure that interior fly leaf, fixing bolt, outer nut and activity window are constituteed, the holistic size of adjustment clamp plate that can be convenient to adapt to the arm or the shank of the patient of different thicknesses.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a front cross-sectional structure of a clamping plate according to the present invention;

FIG. 3 is a side view of the clamping plate of the present invention;

FIG. 4 is a schematic cross-sectional front view of the base of the present invention;

FIG. 5 is a schematic bottom view of the driven gear of the present invention;

FIG. 6 is a schematic structural diagram of a bottom plate of the present invention;

FIG. 7 is a side view of the bottom plate of the present invention.

In the figure: 1. a base; 2. a bearing plate; 201. a sponge cushion; 3. an operation panel; 4. a stability window; 5. extruding the bolt; 6. a driven gear; 7. installing a shaft; 8. a winding drum; 9. pulling a rope; 10. a sleeve; 11. a horizontal bar; 12. a functional spring; 13. a connecting plate; 14. a track window; 15. a clamping plate; 16. an inner movable plate; 17. fixing the bolt; 18. an outer nut; 19. a movable window; 20. a base plate; 21. adjusting the screw rod; 22. a threaded pipe; 23. a vertical plate; 24. a bottom window; 25. a first limit plate; 26. a vertical window; 27. a side bolt; 28. positioning a nut; 29. a second limiting plate; 30. a contact pad is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an adjustable fixing device for a neurosurgical system comprises a base 1, a bearing plate 2, a spongy cushion 201, an operating plate 3, a stabilizing window 4, an extrusion bolt 5, a driven gear 6, a mounting shaft 7, a winding drum 8, a pull rope 9, a sleeve 10, a horizontal rod 11, a functional spring 12, a connecting plate 13, a track window 14, a clamping plate 15, an inner movable plate 16, a fixing bolt 17, an outer nut 18, a movable window 19, a bottom plate 20, an adjusting screw rod 21, a threaded pipe 22, a vertical plate 23, a bottom window 24, a first limiting plate 25, a vertical window 26, a side bolt 27, a positioning nut 28, a second limiting plate 29 and a contact pad 30, wherein the bearing plate 2 is fixedly bonded to the top of the base 1, the stabilizing window 4 is arranged on the side of the base 1, the inner wall of the stabilizing window 4 is attached to the operating plate 3, the extrusion bolt 5 is arranged on the base 1, the tail end of the extrusion bolt 5 is attached to the operating plate 3, and the operating plate 3 is connected to the driven gear 6, the driven gear 6 is welded and fixed on the mounting shaft 7, the mounting shaft 7 is mounted on the bottom surface of the inner side of the base 1, the top of the mounting shaft 7 is welded and fixed with a winding drum 8, a pull rope 9 is wound on the winding drum 8, the tail end of the pull rope 9 is fixed at the bottom end of a sleeve 10, the sleeve 10 is mounted on a horizontal rod 11, the horizontal rod 11 is welded and fixed on the inner side of the base 1, a functional spring 12 is welded and fixed between the side of the sleeve 10 and the inner wall of the base 1, the top of the sleeve 10 is welded and fixed with a connecting plate 13, the connecting plate 13 penetrates through a track window 14, the track window 14 is arranged at the top of the base 1, the top of the connecting plate 13 is welded and fixed with a clamping plate 15, an inner movable plate 16 is mounted in the clamping plate 15, a fixing bolt 17 is welded and fixed on the inner movable plate 16, an outer nut 18 is mounted at the tail end of the fixing bolt 17, the fixing bolt 17 penetrates through a movable window 19, and the movable window 19 is arranged on the clamping plate 15, base 1 bottom welded fastening has bottom plate 20, and adjusting screw 21 is installed through the bearing frame to bottom plate 20 inboard, and install screwed pipe 22 on the adjusting screw 21, screwed pipe 22 bottom welded fastening has vertical plate 23 simultaneously, vertical plate 23 runs through end window 24, and end window 24 sets up in bottom plate 20 bottom, and vertical plate 23 bottom welded fastening has first limiting plate 25, vertical window 26 has been seted up on the first limiting plate 25, and 26 inboards of vertical window and the laminating of side bolt 27, and set nut 28 is installed to side bolt 27 one end, and the other end welded fastening of side bolt 27 has second limiting plate 29 simultaneously, second limiting plate 29 top is pasted and is fixed with contact pad 30.

In the embodiment, the bearing plate 2 is fixedly bonded with the sponge pad 201, the top surface of the bearing plate 2 is a curved surface, and the bearing plate 2 enables the arms or the legs of the patient to be positioned at the central position stably due to the structural design;

the operating plate 3 is in sliding connection with the stabilizing window 4, the operating plate 3 and the extrusion bolts 5 are vertically distributed, the extrusion bolts 5 are in threaded connection with the base 1, and the operating plate 3 is in threaded connection with the driven gear 6, the extrusion bolts 5 can stably extrude the operating plate 3 to be fixed through the structural design, and the operating plate 3 and the stabilizing window 4 can stably slide and displace through the structural design, and the driven gear 6 and the connected structure are driven to rotate by utilizing the meshing connection relation while displacing;

2 pull ropes 9 are distributed in a central symmetry manner by taking the winding drum 8 as a center, the winding drum 8 and the base 1 form a rotating mechanism through the mounting shaft 7, and the structural design enables the winding drum 8 to synchronously wind or pay out the 2 pull ropes 9 when rotating;

the clamping plates 15 and the connecting plates 13 are symmetrically distributed about the bearing plate 2, the connecting plates 13 are in sliding connection with the track window 14, and the connecting plates 13 can drive the clamping plates 15 to follow the sleeve 10 to perform stable displacement motion through the structural design;

the inner movable plate 16 is connected with the clamping plate 15 in a sliding manner, the clamping plate 15 and the inner movable plate 16 are both arranged in an arc shape, movable windows 19 are symmetrically distributed on the clamping plate 15, and the inner walls of the movable windows 19 are attached to the fixed bolts 17, so that the inner movable plate 16 can drive the fixed bolts 17 to stably slide along the movable windows 19 through the structural design;

the adjusting screw 21 and the bottom plate 20 form a rotating mechanism through a bearing seat, the adjusting screw 21 is symmetrically distributed about the bottom plate 20, the screw directions of the threads on the two sides of the center of the adjusting screw 21 are opposite, and meanwhile, 2 threaded pipes 22 are symmetrically installed on the adjusting screw 21, the adjusting screw 21 can freely rotate due to the structural design, and in the rotating process, the threads with the opposite screw directions on the two sides of the center drive the 2 threaded pipes 22 to perform displacement in opposite directions;

the vertical plate 23 is connected with the bottom window 24 in a sliding manner, the vertical plate 23 is symmetrically distributed about the first limit plate 25, the first limit plate 25 is symmetrically distributed about the bottom plate 20, the threaded pipe 22 can only slide in the horizontal direction due to the structural design, and the first limit plate 25 can clamp and fix tables and chairs with different sizes due to the symmetrical design;

the side bolts 27 are symmetrically distributed about the second limiting plate 29, the second limiting plate 29 is attached to the inner side surface of the first limiting plate 25, the side bolts 27 are in sliding connection with the vertical window 26, and the second limiting plate 29 can be stably displaced in the vertical direction due to the structural design.

The working principle is as follows: when the device is used, firstly, the whole device is arranged on a chair and a table for doctor examination, then 2 adjusting screw rods 21 in figures 6 and 7 are rotated in the same direction, when the adjusting screw rods 21 are rotated, the threaded pipes 22 which are symmetrically distributed in figure 6 are driven to carry first limiting plates 25 to approach each other through the vertical plates 23, until the 2 first limiting plates 25 clamp the edges of the chair and the table for doctor examination, the adjusting screw rods 21 are stopped rotating, then, the second limiting plate 29 in fig. 6 is pulled to move upwards, the second limiting plate 29 drives the side bolt 27 to move upwards along the track of the vertical window 26 until the contact pad 30 at the top of the second limiting plate 29 is tightly attached to the lower end faces of the edges of the chair and the desk, the positioning nut 28 is screwed, the positioning nut 28 is matched with the second limiting plate 29 to clamp and fix the first limiting plate 25, and the first limiting plate 25 and the second limiting plate 29 fix the whole device on the chair and the desk used for the doctor to check;

then the clamping plate 15 is adjusted according to the thickness of the arm or leg of the patient, the outer nut 18 in fig. 2 is unscrewed, the outer nut 18 no longer presses the outer side of the clamping plate 15 to fix the position of the inner movable plate 16, then the fixing bolt 17 is pulled to drive the inner movable plate 16 to slide along the track of the movable window 19, the inner movable plate 16 slides upwards out of the clamping plate 15, the length of the whole arc-shaped plate-shaped structure is increased, the outer nut 18 is screwed, and the position of the inner movable plate 16 is fixed;

then, the patient puts the arm or leg on the sponge cushion 201 in fig. 1, unscrews the pressing bolt 5 in fig. 5, the pressing bolt 5 no longer presses the operating plate 3 to fix, pushes the operating plate 3 to slide into the base 1, the operating plate 3 drives the driven gear 6, the mounting shaft 7 and the winding drum 8 in fig. 5 to rotate clockwise while sliding, the winding drum 8 simultaneously winds 2 pulling ropes 9, the 2 pulling ropes 9 in fig. 4 simultaneously pull 2 sleeves 10 close to each other, the sleeves 10 slide on the horizontal rods 11 to close to each other, the sleeves 10 stretch the functional springs 12 while sliding, the functional springs 12 are in a stretched state in an initial state, the pulling ropes 9 are also in a tightened state, the sleeves 10 drive the 2 clamping plates 15 to move towards the center direction of the bearing plates 2 through the connecting plates 13, the arm or leg of the patient placed on the sponge cushion 201 is clamped and fixed, and after clamping, the extrusion bolt 5 in fig. 5 is screwed, the extrusion bolt 5 extrudes the operation plate 3 for fixing, the operation plate 3 clamps the mounting shaft 7 and the winding drum 8 through the driven gear 6, the winding drum 8 continuously winds the pull rope 9, and the pull rope 9 continuously pulls the sleeve 10, so that the clamping and fixing effect of the clamping plate 15 and the inner movable plate 16 is ensured, and then the examination operation can be carried out on the arm or the leg of the patient, which is the working principle of the adjustable fixing device for the neurosurgical system.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An adjustable fixation device for neurosurgical systems, comprising a base (1), a pull cord (9), a sleeve (10), a functional spring (12) and a fixation bolt (17), characterized in that: the top of the base (1) is fixedly bonded with a bearing plate (2), the side of the base (1) is provided with a stabilizing window (4), the inner wall of the stabilizing window (4) is attached to an operating plate (3), an extrusion bolt (5) is installed on the base (1), the tail end of the extrusion bolt (5) is attached to the operating plate (3), the operating plate (3) is connected with a driven gear (6), the driven gear (6) is welded and fixed on an installation shaft (7), the installation shaft (7) is installed on the inner side bottom surface of the base (1), the top of the installation shaft (7) is welded and fixed with a winding drum (8), a pull rope (9) is wound on the winding drum (8), the tail end of the pull rope (9) is fixed at the bottom end of a sleeve (10), the sleeve (10) is installed on a horizontal rod (11), and the horizontal rod (11) is welded and fixed on the inner side of the base (1), and welded fastening has functional spring (12) between sleeve (10) avris and base (1) inner wall, sleeve (10) top welded fastening has connecting plate (13), and connecting plate (13) run through orbit window (14), and orbit window (14) set up at base (1) top, connecting plate (13) top welded fastening has clamp plate (15), and installs interior fly leaf (16) in clamp plate (15), and welded fastening has fixing bolt (17) on interior fly leaf (16), and outer nut (18) are installed to fixing bolt (17) end simultaneously, fixing bolt (17) run through activity window (19), and activity window (19) set up on clamp plate (15), base (1) bottom welded fastening has bottom plate (20), and bottom plate (20) inboard installs regulation lead screw (21) through the bearing frame to install screwed pipe (22) on regulation lead screw (21), meanwhile, a vertical plate (23) is fixedly welded at the bottom of the threaded pipe (22), the vertical plate (23) penetrates through a bottom window (24), the bottom window (24) is arranged at the bottom of the bottom plate (20), a first limiting plate (25) is fixedly welded at the bottom of the vertical plate (23), a vertical window (26) is arranged on the first limiting plate (25), the inner side of the vertical window (26) is attached to a side bolt (27), a positioning nut (28) is installed at one end of the side bolt (27), a second limiting plate (29) is fixedly welded at the other end of the side bolt (27), and a contact pad (30) is fixedly attached to the top of the second limiting plate (29); a sponge cushion (201) is fixedly bonded on the bearing plate (2), and the top surface of the bearing plate (2) is a curved surface; the operating plate (3) is in sliding connection with the stabilizing window (4), the operating plate (3) and the extrusion bolts (5) are vertically distributed, the extrusion bolts (5) are in threaded connection with the base (1), and the operating plate (3) is in threaded connection with the driven gear (6); the pull rope (9) is centrally and symmetrically distributed with 2 by taking the winding drum (8) as the center, and the winding drum (8) and the base (1) form a rotating mechanism through a mounting shaft (7).

2. An adjustable fixation device for a neurosurgical system according to claim 1 wherein: the clamping plate (15) and the connecting plate (13) are symmetrically distributed about the bearing plate (2), and the connecting plate (13) is in sliding connection with the track window (14).

3. An adjustable fixation device for a neurosurgical system according to claim 1 wherein: interior fly leaf (16) are sliding connection with clamp plate (15), and clamp plate (15) and interior fly leaf (16) all set up to the arc to symmetric distribution has activity window (19) on clamp plate (15), and activity window (19) inner wall and fixing bolt (17) laminating simultaneously.

4. An adjustable fixation device for a neurosurgical system according to claim 1 wherein: the adjusting screw rod (21) and the bottom plate (20) form a rotating mechanism through a bearing seat, the adjusting screw rod (21) is symmetrically distributed relative to the bottom plate (20), the screw directions of threads on two sides of the center of the adjusting screw rod (21) are opposite, and 2 threaded pipes (22) are symmetrically mounted on the adjusting screw rod (21).

5. An adjustable fixation device for a neurosurgical system according to claim 1 wherein: the vertical plate (23) is connected with the bottom window (24) in a sliding mode, the vertical plate (23) is symmetrically distributed relative to the first limiting plate (25), and the first limiting plate (25) is symmetrically distributed relative to the bottom plate (20).

6. An adjustable fixation device for a neurosurgical system according to claim 1 wherein: the side bolts (27) are symmetrically distributed relative to the second limiting plate (29), the second limiting plate (29) is attached to the inner side face of the first limiting plate (25), and the side bolts (27) are in sliding connection with the vertical window (26).

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