CN215079275U

CN215079275U - Orthopedics drilling sight

Info

Publication number: CN215079275U
Application number: CN202022794349.0U
Authority: CN
Inventors: 陈延荣
Original assignee: Affiliated Hospital of Shandong University of Traditional Chinese Medicine
Current assignee: Affiliated Hospital of Shandong University of Traditional Chinese Medicine
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-12-10
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses an orthopedics drilling sight, include: a fixed frame and a drill bit; a first threaded rod is arranged above the inner part of the fixing frame and is connected with a first motor for driving; a first moving block is arranged on the first threaded rod, the outer side wall of the first moving block is connected with a fixed plate, a telescopic rod is arranged below the fixed plate, the other end of the telescopic rod is connected with a connecting plate, a second motor is arranged on the connecting plate, and a drill bit is arranged on the second motor; the bottom of the fixing frame is provided with a supporting plate capable of sliding, and a clamping mechanism is arranged above the supporting plate; the first motor drives the threaded rod to adjust the second motor in the horizontal direction, and the third motor drives the supporting plate to move and adjust in the direction vertical to the second motor; the adjusting range is wide, the integration level is high, and the drilling and aiming functions are integrated; the operation efficiency is improved, and the limitation of the operation is reduced.

Description

Orthopedics drilling sight

Technical Field

The utility model belongs to orthopedics drilling apparatus field especially relates to an orthopedics drilling sight.

Background

Human fracture is one of the most common clinical manifestations of orthopedic trauma, and fracture internal fixation is a comprehensive treatment established on the basis of restoring anatomical relationship, stably fixing, retaining blood supply of bones as much as possible and early functional activities; the internal fixation of fracture usually adopts drilling holes at affected parts and penetrating steel nails for fixation, thereby improving the healing speed of bone fracture, improving the treatment effect and reducing the pain of patients; the direction of the nail penetration is usually determined for the drilled hole by means of a sight.

The existing drilling and aiming equipment can only be adjusted in a single direction generally, and in use, an assistant is usually needed to operate the sighting device, and then other doctors drill holes, so that the manpower is wasted, the drilling efficiency is low, and the limitation is high.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide a slow-descending hand-clamping prevention device for a piano cover of a teaching piano, which is an orthopedic drilling sighting device, a threaded rod is driven by a first motor to adjust a second motor in the horizontal direction, and a supporting plate is driven by a third motor to move and adjust in the direction vertical to the second motor; the adjusting range is wide, the integration level is high, and the drilling and aiming functions are integrated; can one-man operation, promote operation efficiency, reduce the limitation of operation.

The utility model provides a following technical scheme:

an orthopedic drill sight comprising: a fixed frame and a drill bit; a first threaded rod is arranged above the inner part of the fixing frame and is connected with a first motor for driving; a first moving block is arranged on the first threaded rod, the outer side wall of the first moving block is connected with a fixed plate, a telescopic rod is arranged below the fixed plate, the other end of the telescopic rod is connected with a connecting plate, a second motor is arranged on the connecting plate, and a drill bit is arranged on the second motor; the bottom of mount is equipped with the layer board that can slide, the layer board top is equipped with fixture.

Preferably, a sliding block is connected below the supporting plate, a seat plate is arranged below the sliding block, a sliding groove is formed in the seat plate, and the sliding block is arranged in the sliding groove and is in sliding connection with the sliding groove in a matching manner; the base is connected with the fixed frame; and a third motor is arranged on one side of the base, and an output shaft of the third motor is connected with a gear.

Preferably, one side of the sliding block, which is close to the gear, is provided with a rack, and the rack is meshed with the gear.

Preferably, the clamping mechanism above the supporting plate comprises a fixed clamping plate and a movable clamping plate; the fixed splint and the movable splint are both arc-shaped structures; the bottom of the fixed clamping plate is fixedly connected with the supporting plate; an inner groove is formed in one end, far away from the fixed clamping plate, of the supporting plate, and the movable clamping plate is movably connected with the inner groove.

Preferably, a second threaded rod is arranged in the inner groove, one end of the second threaded rod is rotatably connected with the supporting plate through a bearing, and the other end of the second threaded rod extends to the outside of the supporting plate and is connected with a knob; a second moving block is arranged on the second threaded rod, an internal threaded hole is formed in the second moving block, and the second moving block is in matched rotating connection with the second threaded rod through the internal threaded hole; the movable clamping plate is connected with the outer side wall of the moving block.

Preferably, one end of the first threaded rod is rotatably connected with the fixing frame through a bearing, and the other end of the first threaded rod is connected with the first motor.

Preferably, an internal threaded hole is formed in the center of the first moving block, and the first moving block is connected with the first threaded rod in a matched and rotating mode through the internal threaded hole.

Preferably, the first motor, the second motor and the third motor are all servo motors.

Preferably, the drill bit and the clamping mechanism have coincident points in the vertical direction, the tops of the fixed clamping plate and the movable clamping plate of the clamping mechanism cannot be tightly connected, a gap is reserved, and the gap can accommodate the drill bit to drill downwards.

In addition, when the technical scheme is used, firstly, the fracture part of a patient is placed on the supporting plate, the gear is driven to rotate through the third motor, the gear is meshed and connected with the rack to drive the rack to move, the sliding block slides in the sliding groove to be adjusted, after the adjustment is completed, the supporting plate supports the fracture part of the patient, one side of the fracture part of the patient is abutted against the fixed clamping plate, the second threaded rod is driven to rotate through the rotating knob, the second movable block drives the movable clamping plate to move towards the direction of the fixed clamping plate while rotating until the movable clamping plate abuts against the other side of the fracture of the patient, and the fracture part of the patient is clamped and fixed through the movable clamping plate; after fixing, drive first threaded rod through first motor and rotate, and then drive first movable block and remove at the horizontal direction to indirectly drive second motor and drill bit and remove the regulation in the horizontal direction, adjust the position that needs drilling and aim the location, start the second motor at last and drive the drill bit and drill.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model relates to an orthopedic drilling sighting device, which drives a threaded rod to horizontally adjust a second motor through a first motor, and drives a supporting plate to move and adjust in a direction vertical to the second motor through a third motor; the adjusting range is wide, the integration level is high, and the drilling and aiming functions are integrated.

(2) The utility model relates to an orthopedics drilling sight can carry out diversified regulation, increases the accurate degree of aiming to can fix, promote operation efficiency, reduce the limitation of operation.

(3) The utility model relates to an orthopedics drilling sight drives the second threaded rod through rotating the knob and rotates, and in the pivoted, the second movable block is driving movable splint and is removing to the direction of solid fixed splint, supports the opposite side that the patient fractured until movable splint, presss from both sides tightly and fixes different positions to patient's fracture position through movable splint, is applicable to the crowd of different sizes, and application scope is extensive.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall mechanism of the present invention.

Fig. 2 is a schematic diagram of the sliding block structure of the present invention.

Fig. 3 is a schematic view of the clamping mechanism of the present invention.

In the figure: 1. a fixed mount; 2. a first motor; 3. a first threaded rod; 4. a first moving block; 5. a fixing plate; 6. a telescopic rod; 7. a connecting plate; 8. a second motor; 9. a drill bit; 10. a third motor; 11. a gear; 12. a seat plate; 13. a slider; 14. a rack; 15. a support plate; 16. fixing the clamping plate; 17. a movable splint; 18. an inner tank; 19. a second threaded rod; 20. a second moving block; 21. a knob; 22. a chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-2, an orthopedic drill sight, comprising: a fixed frame 1 and a drill bit 9; a first threaded rod 3 is arranged above the inner part of the fixed frame 1, and the first threaded rod 3 is connected with a first motor 2 for driving; a first moving block 4 is arranged on the first threaded rod 3, the outer side wall of the first moving block 4 is connected with a fixed plate 5, a telescopic rod 6 is arranged below the fixed plate 5, the other end of the telescopic rod 6 is connected with a connecting plate 7, a second motor 8 is arranged on the connecting plate 7, and a drill bit 9 is arranged on the second motor 8; the bottom of mount 1 is equipped with gliding layer board 15, layer board 15 top is equipped with fixture.

A sliding block 13 is connected below the supporting plate 15, a seat plate 12 is arranged below the sliding block 13, a sliding groove 22 is formed in the seat plate 12, and the sliding block 13 is arranged inside the sliding groove 22 and is in sliding connection with the sliding groove 22 in a matching manner; the base is connected with the fixed frame 1; and a third motor 10 is arranged on one side of the base, and an output shaft of the third motor 10 is connected with a gear 11.

A rack 14 is arranged on one side of the sliding block 13 close to the gear 11, and the rack 14 is meshed with the gear 11; one end of the first threaded rod 3 is rotatably connected with the fixed frame 1 through a set bearing, and the other end of the first threaded rod is connected with the first motor 2; an internal threaded hole is formed in the center of the first moving block 4, and the first moving block 4 is in matched rotary connection with the first threaded rod 3 through the internal threaded hole; the first motor 2, the second motor 8 and the third motor 10 are all servo motors.

Example two

Referring to fig. 3, on the basis of the first embodiment, the clamping mechanism above the supporting plate 15 comprises a fixed clamping plate 16 and a movable clamping plate 17; the fixed splint 16 and the movable splint 17 are both arc-shaped structures; the bottom of the fixed clamping plate 16 is fixedly connected with the supporting plate 15; an inner groove 18 is formed in one end, far away from the fixed clamping plate 16, of the supporting plate 15, and the movable clamping plate 17 is movably connected with the inner groove 18.

A second threaded rod 19 is arranged in the inner groove 18, one end of the second threaded rod 19 is rotatably connected with the supporting plate 15 through a bearing, and the other end of the second threaded rod 19 extends to the outside of the supporting plate 15 and is connected with a knob 21; a second moving block 20 is arranged on the second threaded rod 19, an internal threaded hole is formed in the second moving block 20, and the second moving block 20 is in matched and rotating connection with the second threaded rod 19 through the internal threaded hole; the movable clamping plate 17 is connected with the outer side wall of the moving block.

The device obtained by the technical scheme is an orthopedic drilling sighting device, the drill bit 9 and the clamping mechanism are provided with coincident points in the vertical direction, the tops of the fixed clamping plate 16 and the movable clamping plate 17 of the clamping mechanism cannot be tightly connected, a gap is reserved, and the gap can accommodate the drill bit 9 to drill downwards. When the device is used, firstly, the fracture part of a patient is placed on the supporting plate 15, the gear 11 is driven to rotate through the third motor 10, the gear 11 is meshed with the rack 14 to drive the rack 14 to move, the sliding block 13 slides in the sliding groove 22 to be adjusted, after the adjustment is completed, the fracture part of the patient is supported by the supporting plate 15, one side of the fracture part of the patient is abutted against the fixed splint 16, the second threaded rod 19 is driven to rotate through the rotating knob 21, the second moving block 20 drives the movable splint 17 to move towards the fixed splint 16 during the rotation until the movable splint 17 abuts against the other side of the fracture of the patient, and the fracture part of the patient is clamped and fixed through the movable splint 17; after fixing, drive first threaded rod 3 through first motor 2 and rotate, and then drive first movable block 4 and remove in the horizontal direction to indirectly drive second motor 8 and drill bit 9 and remove the regulation in the horizontal direction, adjust the position that needs drilling and aim the location, start second motor 8 at last and drive drill bit 9 and drill.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An orthopedic drill sight comprising: a fixed frame (1) and a drill bit (9); the device is characterized in that a first threaded rod (3) is arranged above the inner part of the fixing frame (1), and the first threaded rod (3) is connected with a first motor (2) for driving; a first moving block (4) is arranged on the first threaded rod (3), the outer side wall of the first moving block (4) is connected with a fixed plate (5), a telescopic rod (6) is arranged below the fixed plate (5), the other end of the telescopic rod (6) is connected with a connecting plate (7), a second motor (8) is arranged on the connecting plate (7), and a drill bit (9) is arranged on the second motor (8); the bottom of mount (1) is equipped with gliding layer board (15), layer board (15) top is equipped with fixture.

2. The orthopedic drilling sighting device according to claim 1, characterized in that a sliding block (13) is connected below the supporting plate (15), a seat plate (12) is arranged below the sliding block (13), a sliding groove (22) is formed in the seat plate (12), and the sliding block (13) is arranged inside the sliding groove (22) and is in sliding connection with the sliding groove (22) in a matching manner; the seat board (12) is connected with the fixed frame (1); one side of the seat plate (12) is provided with a third motor (10), and an output shaft of the third motor (10) is connected with a gear (11).

3. The orthopedic drilling sight according to claim 2, characterized in that a rack (14) is arranged on one side of the sliding block (13) close to the gear (11), and the rack (14) is engaged with the gear (11).

4. The orthopedic drilling sight of claim 1, wherein the clamping mechanism above the blade (15) comprises a fixed clamp plate (16) and a movable clamp plate (17); the fixed splint (16) and the movable splint (17) are both arc-shaped structures; the bottom of the fixed splint (16) is fixedly connected with the supporting plate (15); an inner groove (18) is formed in one end, far away from the fixed clamping plate (16), of the supporting plate (15), and the movable clamping plate (17) is movably connected with the inner groove (18).

5. The orthopedic drilling sight of claim 4, characterized in that a second threaded rod (19) is arranged inside the inner groove (18), one end of the second threaded rod (19) is rotatably connected with the supporting plate (15) through a bearing, and the other end of the second threaded rod (19) extends to the outside of the supporting plate (15) and is connected with a knob (21); a second moving block (20) is arranged on the second threaded rod (19), an internal threaded hole is formed in the second moving block (20), and the second moving block (20) is connected with the second threaded rod (19) in a matched and rotating mode through the internal threaded hole; the movable clamping plate (17) is connected with the outer side wall of the moving block.

6. The orthopedic drilling sight of claim 1, characterized in that one end of the first threaded rod (3) is rotatably connected with the fixing frame (1) through a bearing and the other end is connected with the first motor (2).

7. The orthopedic drilling sight of claim 1, characterized in that an internal threaded hole is formed in the center of the first moving block (4), and the first moving block (4) is rotatably connected with the first threaded rod (3) in a matching manner through the internal threaded hole.