CN218979173U - Broken nail taking-out device - Google Patents

Abstract

The utility model discloses a broken nail taking-out device, which relates to the technical field of orthopaedics auxiliary instruments and comprises an outer barrel, wherein an inner rod is connected inside the outer barrel in a sliding manner, two first U-shaped plates are fixed on the outer side of the bottom of the inner rod, clamping plates are hinged in the two first U-shaped plates, a screw rod is connected in an internal thread manner, the bottom of the screw rod is provided with a connecting block, the screw rod is rotationally connected with the connecting block through an embedded bearing, a connecting component for controlling the clamping plates to rotate is arranged between the connecting block and the clamping plates, and the broken nails are clamped when the two clamping plates are mutually close. The device is characterized in that the device comprises a rotary device, a rotary device and a rotary device, wherein the rotary device is used for fixing broken nails, the rotary device is used for fixing the broken nails, the rotary device is used for rapidly taking out the broken nails, and compared with the intermittent pinching forceps in the prior art, the rotary device is used for rotating and loosening the forceps and then adjusting the angle of the forceps, and then pinching the forceps.

Description

Broken nail taking-out device

Technical Field

The utility model relates to the technical field of orthopaedics auxiliary instruments, in particular to a broken nail taking-out device.

Background

Bone nails can be implanted into the damaged parts of the treatment of bone diseases such as thoracolumbar fracture, spinal bone diseases and the like, but the bone nails after operation can be broken due to various factors such as overlong time, physical influence and the like, and the bone nails after the broken nails need to be taken out.

In the prior art, a doctor mainly uses tweezers to clamp a screw, and then manually rotates outwards to pull out the screw, and because the angle of each rotation is usually about 15 degrees, when the size of a broken nail is longer, more time is required to take out the broken nail, the pain of a patient can be increased, and the doctor needs to pinch the tweezers hard for rotation each time, so that a great amount of energy of the doctor can be consumed.

Disclosure of Invention

The present utility model has been made in view of the above-described problems with the conventional broken nail extracting device.

Therefore, the utility model aims to provide a broken nail taking-out device, which solves the problems that in the prior art, a doctor mainly uses forceps to clamp a screw, then manually rotates outwards to pull out the screw, and takes more time to take out the broken nail due to limited rotation angle each time, so that the pain of a patient is increased, and a great amount of energy of the doctor is consumed.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a broken nail remove device, includes the urceolus, the inside sliding connection of urceolus has the interior pole, the outside of interior pole bottom is fixed with two first U template, and all articulates in two first U template has the splint, interior pole internal thread connection has the screw rod, and the bottom of screw rod is provided with the connecting block to screw rod and connecting block rotate through embedded bearing and be connected, be provided with between connecting block and the splint and be used for controlling splint pivoted coupling assembling, and hold broken nail when two splint are close to each other, the outside at urceolus top is provided with the actuating mechanism who is used for driving interior pole and removes, and drives the inside broken nail of splint and splint when interior pole moves up and move.

It should be noted that, the screw hole that suits with the screw rod is offered in the interior pole, and the top of screw rod is fixed with the rotation handle to the outside of rotation handle is provided with the rubber sleeve.

Preferably, the outside at urceolus top is fixed with two rectangular plates, the outside at interior pole top is fixed with L type pinion rack, and L type pinion rack is located between two rectangular plates.

Preferably, the driving mechanism comprises a motor fixedly arranged at one side of the rectangular plate, a rotating shaft is fixed at the output end of the motor, the rotating shaft penetrates through the rectangular plate and is rotationally connected with the rectangular plate, and a gear meshed with the L-shaped toothed plate is fixed at the outer side of the rectangular plate.

Preferably, the connecting assembly comprises two third U-shaped plates fixed on the outer sides of the connecting blocks, two second U-shaped plates are fixed on one sides of the clamping plates, which are close to each other, and a rotating rod is hinged between the two second U-shaped plates and the corresponding third U-shaped plates.

Preferably, the inner wall of the outer cylinder is fixed with two limiting plates, two limiting grooves are formed in the outer side of the inner rod, and the limiting plates are in sliding fit in the corresponding limiting grooves.

It should be noted that, because of the setting of spacing groove and limiting plate, when the interior pole reciprocates in the urceolus, the limiting plate slides along with it in the spacing groove to make between gear and the L type pinion rack keep stable form.

Preferably, a holding rod is fixed on the outer side of the outer cylinder, and anti-skid patterns are arranged on one sides, close to each other, of the bottoms of the two clamping plates.

It should be noted that, because the side that is close to each other of first U template bottom all is provided with anti-skidding line to increased the frictional force between splint and the broken nail, made splint can press from both sides tight broken nail.

In the technical scheme, the utility model has the technical effects and advantages that:

1: through rotating the screw rod, drive the connecting block and remove when the screw rod rotates, drive the dwang and rotate when the connecting block removes, drive splint rotation when the dwang rotates to make splint to hold broken nails, for the tweezers of kneading hard of traditional chinese medical science needs in prior art, the device can press from both sides broken nails through the rotation of adjusting splint, and does not need to continue to exert hard after pressing from both sides tightly.

2: after the clamp plate clamps and fixes broken nails, the motor is started, so that the motor drives the rotating shaft and the gear to rotate, the L-shaped toothed plate is driven to move upwards when the gear rotates, the inner rod, the clamp plate and the broken nails in the clamp plate are driven to move upwards when the L-shaped toothed plate moves upwards, and the broken nails can be taken out by continuously rotating the holding rod of a doctor at the moment.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic view of a broken nail extraction device according to the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of a staple remover according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure shown in FIG. 1A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure shown in FIG. 2B according to the present utility model;

fig. 5 is a schematic top view of a partial structure of a broken nail removing device according to the present utility model.

Description of the drawings: 1. an outer cylinder; 2. an inner rod; 3. a clamping plate; 4. a screw; 5. a connecting block; 6. a rotating lever; 7. an L-shaped toothed plate; 8. a rectangular plate; 9. a motor; 10. a rotating shaft; 11. a gear; 12. a grip; 13. a first U-shaped plate; 14. a second U-shaped plate; 15. a third U-shaped plate; 16. a limit groove; 17. a limiting plate; 18. anti-skid lines.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a broken nail taking-out device.

The utility model provides a broken nail taking-out device shown in figures 1-5, which comprises an outer cylinder 1, wherein an inner rod 2 is slidably connected inside the outer cylinder 1, two first U-shaped plates 13 are fixed on the outer side of the bottom of the inner rod 2, clamping plates 3 are hinged in the two first U-shaped plates 13, a screw 4 is connected with the inner rod 2 in a threaded manner, a connecting block 5 is arranged at the bottom of the screw 4, the screw 4 and the connecting block 5 are rotatably connected through an embedded bearing, a connecting component for controlling the clamping plates 3 to rotate is arranged between the connecting block 5 and the clamping plates 3, broken nails are clamped when the two clamping plates 3 are mutually close, a driving mechanism for driving the inner rod 2 to move is arranged on the outer side of the top of the outer cylinder 1, and the clamping plates 3 and the broken nails inside the clamping plates 3 are driven to move upwards when the inner rod 2 moves upwards.

Firstly, the broken nails need to be clamped, as shown in fig. 1 to 3, the connecting assembly comprises two third U-shaped plates 15 fixed on the outer side of the connecting block 5, one sides of the two clamping plates 3, which are close to each other, are respectively fixed with a second U-shaped plate 14, a rotating rod 6 is hinged between the two second U-shaped plates 14 and the corresponding third U-shaped plates 15, two limiting plates 17 are fixed on the inner wall of the outer cylinder 1, two limiting grooves 16 are formed in the outer side of the inner rod 2, the limiting plates 17 are in sliding fit with the corresponding limiting grooves 16, holding rods 12 are fixed on the outer side of the outer cylinder 1, and anti-skid patterns 18 are arranged on one sides, which are close to each other, of the bottoms of the two clamping plates 3.

The screw rod 4 is rotated firstly, the connecting block 5 is driven to move downwards when the screw rod 4 rotates, the rotating rod 6 is driven to rotate when the connecting block 5 moves downwards, the clamping plates 3 are driven to rotate when the rotating rod 6 rotates, so that the bottoms of the two clamping plates 3 are far away from each other, then the inner rod 2 moves towards the position close to the broken nails, the screw rod 4 is reversely rotated, the screw rod 4 moves upwards and drives the connecting block 5 to move upwards, and the rotating rod 6 and the clamping plates 3 are driven to rotate successively when the connecting block 5 moves upwards, so that the bottoms of the two clamping plates 3 are close to each other and clamp the broken nails.

When broken nails are clamped by the clamping plates 3 and then are required to be taken out, as shown in fig. 4 to 5, two rectangular plates 8 are fixed on the outer side of the top of the outer cylinder 1, an L-shaped toothed plate 7 is fixed on the outer side of the top of the inner rod 2, the L-shaped toothed plate 7 is positioned between the two rectangular plates 8, a driving mechanism comprises a motor 9 fixedly installed on one side of the rectangular plate 8, a rotating shaft 10 is fixed at the output end of the motor 9, the rotating shaft 10 penetrates through the rectangular plates 8 and is in rotary connection with the rectangular plates 8, and gears 11 meshed with the L-shaped toothed plate 7 are fixed on the outer side of the rectangular plates 8.

The motor 9 is started, the motor 9 drives the rotating shaft 10 to rotate, the gear 11 is driven to rotate when the rotating shaft 10 rotates, the L-shaped toothed plate 7 is driven to move upwards when the gear 11 rotates, the inner rod 2 is driven to move upwards when the L-shaped toothed plate 7 moves upwards, the clamping plate 3 and broken nails in the inner rod 2 are driven to move upwards when the inner rod 2 moves upwards, and in the process, both hands of a doctor hold on the holding rod 12 and rotate the holding rod 12 continuously.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The utility model provides a broken nail take-out device, includes urceolus (1), its characterized in that, the inside sliding connection of urceolus (1) has interior pole (2), the outside of interior pole (2) bottom is fixed with two first U template (13), and all articulates in two first U template (13) has splint (3), interior pole (2) female connection has screw rod (4), and the bottom of screw rod (4) is provided with connecting block (5), and screw rod (4) and connecting block (5) are rotated through embedded bearing and are connected, be provided with between connecting block (5) and splint (3) and be used for controlling splint (3) pivoted coupling assembling, and hold broken nail when two splint (3) are close to each other, the outside at urceolus (1) top is provided with the actuating mechanism that is used for driving interior pole (2) and moves, and drives the broken nail of splint (3) and splint (3) inside when interior pole (2) upward move.

2. The broken nail taking-out device according to claim 1, wherein two rectangular plates (8) are fixed on the outer side of the top of the outer cylinder (1), an L-shaped toothed plate (7) is fixed on the outer side of the top of the inner rod (2), and the L-shaped toothed plate (7) is located between the two rectangular plates (8).

3. A broken nail removing device according to claim 2, characterized in that the driving mechanism comprises a motor (9) fixedly mounted at one side of the rectangular plate (8), a rotating shaft (10) is fixed at the output end of the motor (9), the rotating shaft (10) penetrates the rectangular plate (8) and is rotatably connected with the rectangular plate (8), and a gear (11) meshed with the L-shaped toothed plate (7) is fixed at the outer side of the rectangular plate (8).

4. A broken nail extraction device according to claim 1, characterized in that said connection assembly comprises two third U-shaped plates (15) fixed on the outside of the connection block (5), two said clamping plates (3) being fixed on each side of the plates close to each other with a second U-shaped plate (14), and a turning bar (6) being hinged between the two second U-shaped plates (14) and the corresponding third U-shaped plate (15).

5. The broken nail taking-out device according to claim 1, wherein two limiting plates (17) are fixed on the inner wall of the outer cylinder (1), two limiting grooves (16) are formed in the outer side of the inner rod (2), and the limiting plates (17) are in sliding fit with the corresponding limiting grooves (16).

6. A broken nail extraction device according to claim 1, characterized in that the outside of the outer cylinder (1) is fixed with a grip lever (12), and the sides of the bottoms of the two clamping plates (3) which are close to each other are provided with anti-slip patterns (18).

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