CN212346695U

CN212346695U - Nail extractor for orthopedics department

Info

Publication number: CN212346695U
Application number: CN202020412494.5U
Authority: CN
Inventors: 赵飞; 贺森耀
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2021-01-15
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses an orthopedics nail extractor, including placing the board, the top fixed mounting who places the board has the stand, one side fixed mounting of stand has electric telescopic handle, electric telescopic handle's flexible end rotates and is connected with the sprocket, one side fixed mounting of electric telescopic handle has the fixed block, the top fixedly connected with chain of fixed block, the chain is connected with the sprocket meshing, the opposite side sliding connection of stand has the connecting block, the other end of chain and the top fixed connection of connecting block, one side fixedly connected with installation pole of connecting block, it is connected with the connecting rod to rotate on the installation pole, the bottom fixed mounting of connecting rod has the pin fin of getting, the top fixed mounting of connecting rod has driven gear, the top surface fixed mounting of installation pole has driving motor. The utility model discloses simple structure, convenient operation has improved greatly and has got nail efficiency, has alleviateed medical staff's the work degree of difficulty, and the practicality is stronger.

Description

Nail extractor for orthopedics department

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an orthopedics nail extractor.

Background

The existing orthopedic nail extractor is usually held by medical personnel to be taken out when the screw is taken out, and due to the inequality factors of force application of the orthopedic nail extractor, the screw can be easily broken in the bone due to the fact that the orthopedic nail extractor cannot be stably fixed and the medical personnel cannot apply force, so that the nail extracting effect is reduced, the using effect is low, the difficulty and the risk of nail extraction are increased, and therefore the orthopedic nail extractor needs to be designed urgently.

Disclosure of Invention

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: when the existing orthopedic nail extractor takes out a nail, a medical worker usually holds the nail and takes out the nail, and due to the fact that the nail extractor cannot be stably fixed, and force application of the medical worker is not uniform, the screw can be easily broken in a bone, so that the nail taking effect is reduced, the using effect is low, and the difficulty and the risk of taking the nail are increased.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an orthopedic nail extractor comprises a placing plate, wherein the top of the placing plate is fixedly provided with an upright post, one side of the upright post is fixedly provided with an electric telescopic rod, the telescopic end of the electric telescopic rod is rotatably connected with a chain wheel, one side of the electric telescopic rod is fixedly provided with a fixed block, the top of the fixed block is fixedly connected with a chain, the chain is meshed with a chain wheel, the other side of the upright post is connected with a connecting block in a sliding way, the other end of the chain is fixedly connected with the top of the connecting block, one side of the connecting block is fixedly connected with an installation rod, the mounting rod is rotatably connected with a connecting rod, the bottom of the connecting rod is fixedly provided with a nail taking head, the top of the connecting rod is fixedly provided with a driven gear, the top surface of the mounting rod is fixedly provided with a driving motor, and a driving gear is fixedly mounted at the driving end of the driving motor and is meshed with the driven gear.

Preferably, the inside of placing the board has seted up the mounting groove, the inside fixed mounting of mounting groove has the horizontal pole, sliding connection has two sliders on the horizontal pole, one side fixed mounting of slider has the grip block, the top of placing the board is seted up and is supplied the gliding opening of slider.

Preferably, two opposite sides of the clamping plates are fixedly provided with non-slip pads, and the non-slip pads are made of rubber materials.

Preferably, the bottom of the sliding block is fixedly provided with a poke rod, and the bottom of the placing plate is provided with a sliding opening for the poke rod to slide.

Preferably, the poke rod is in threaded connection with a locking nut, and the poke rod is provided with an external thread matched with the locking nut.

Preferably, the outer diameter of the lock nut is larger than that of the sliding opening.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a place board, stand, electric telescopic handle, sprocket, fixed block, chain, connecting block, installation pole, connecting rod, get pin fin, driven gear, driving motor and the cooperation of driving gear and use, can make things convenient for the doctor to get the nail operation to the injured position of disease, the precision when having improved to get the nail, degree of automation is high, can not bring secondary damage to the disease, has improved greatly and has got nail efficiency, and the practicality is stronger;

2. the utility model discloses horizontal pole, slider, grip block, poker rod and lock nut's cooperation is used, and it is fixed to carry out stable centre gripping to patient's affected part, has avoided because the fix with screw is more firm, leads to driving the patient easily and removing and rotating at the in-process of getting the nail to strengthened the difficulty degree of getting the nail and the problem of risk, be favorable to an orthopedics to get the use of nail ware.

Drawings

Fig. 1 is a schematic view of a cross-sectional structure in the front view direction of the orthopedic nail extractor provided by the present invention;

fig. 2 is a schematic front view of the orthopedic nail extractor of the present invention;

fig. 3 is an enlarged view of a structure at a in fig. 1.

In the figure: 1 place board, 2 stands, 3 electric telescopic handle, 4 sprocket, 5 fixed blocks, 6 chains, 7 connecting blocks, 8 installation poles, 9 connecting rods, 10 take out the pin fin, 11 driven gear, 12 driving motor, 13 driving gear, 14 horizontal poles, 15 sliders, 16 grip blocks, 17 poker rod, 18 lock nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an orthopedic nail extractor comprises a placing plate 1, a stand column 2 is fixedly installed on the top of the placing plate 1, an electric telescopic rod 3 is fixedly installed on one side of the stand column 2, a chain wheel 4 is rotatably connected to the telescopic end of the electric telescopic rod 3, a fixing block 5 is fixedly installed on one side of the electric telescopic rod 3, a chain 6 is fixedly connected to the top of the fixing block 5, the chain 6 is meshed with the chain wheel 4, a connecting block 7 is slidably connected to the other side of the stand column 2, the other end of the chain 6 is fixedly connected to the top of the connecting block 7, an installing rod 8 is fixedly connected to one side of the connecting block 7, a connecting rod 9 is rotatably connected to the installing rod 8, a nail taking head 10 is fixedly installed at the bottom of the connecting rod 9, a driven gear 11 is fixedly installed at the top of the connecting rod, the driving gear 13 is meshed with the driven gear 11, the placing plate 1 is internally provided with a mounting groove, the mounting groove is internally and fixedly provided with a cross rod 14, the cross rod 14 is connected with two sliders 15 in a sliding manner, one side of each slider 15 is fixedly provided with a clamping plate 16, the top of the placing plate 1 is provided with an opening for the sliders 15 to slide, the sliders 15 are limited by the cross rod 14 to slide, and the affected parts of patients are clamped by the clamping plates 16, so that the problems of difficulty and risk of taking the nails due to the fact that the patients are easily driven to move and rotate in the nail taking process due to firm screw fixation are solved, non-slip mats are fixedly arranged on the opposite sides of the two clamping plates 16 and are made of rubber materials, oppression on the affected parts of the patients is avoided due to softness and elasticity of the rubber materials, the comfort degree of the patients is improved, the bottom of each slider 15 is fixedly provided with a pok, place the gliding sliding opening of confession poker rod 17 in the bottom of board 1, the position of conveniently adjusting grip block 16 through the slip of stirring poker rod 17 carries out the centre gripping to patient's affected part, threaded connection has lock nut 18 on the poker rod 17, set up the external screw thread with lock nut 18 looks adaptation on the poker rod 17, the position of poker rod 17 is fixed through screwing of lock nut 18, avoid the position of poker rod 17 to take place the skew, lock nut 18's external diameter is greater than the external diameter of sliding opening, its one side offsets with the surface of placing board 1 when lock nut 18 screws, avoid the inside of lock nut 18 screw in sliding opening to cause the problem that poker rod 17 pine takes off.

The working principle is as follows: in the utility model, when the user uses the device, the affected part of the patient is placed under the nail head 10, the clamping plate 16 is moved relatively by shifting the sliding of the two poking rods 17, thereby clamping the affected part, the locking nut 18 is pressed against the bottom of the placing plate 1 by screwing the locking nut 18, thereby fixing the clamping, the position of the clamping plate 16 is prevented from being deviated, the problems of easy driving of the patient to move and rotate in the process of taking the nail due to firm screw fixation are avoided, thereby increasing the difficulty and the risk of taking the nail, the sprocket 4 and the fixed block 5 are engaged for transmission by controlling the electric telescopic rod 3 to stretch, thereby the connecting block 7 slides up and down on one side of the upright post 2, the nail head 10 is aligned with the screw by starting the driving motor 12 to rotate the driving gear 13, thereby driving the driven gear 11 to rotate, utilize the transmission of connecting rod 9 to make and get the rotatory screw of pin fin 10 and take out the screw in affected part, can make things convenient for the doctor to get the nail operation to the injured part of disease, improved the precision when getting the nail, degree of automation is high, can not bring secondary damage for the disease, has improved greatly and has got nail efficiency, and the practicality is stronger.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an orthopedics nail extractor, includes places board (1), its characterized in that, the top fixed mounting who places board (1) has stand (2), one side fixed mounting of stand (2) has electric telescopic handle (3), the flexible end of electric telescopic handle (3) rotates and is connected with sprocket (4), one side fixed mounting of electric telescopic handle (3) has fixed block (5), the top fixed connection of fixed block (5) has chain (6), chain (6) and sprocket (4) meshing are connected, the opposite side sliding connection of stand (2) has connecting block (7), the other end of chain (6) and the top fixed connection of connecting block (7), one side fixed connection of connecting block (7) has installation pole (8), rotation is connected with connecting rod (9) on installation pole (8), the bottom fixed mounting of connecting rod (9) has and gets pin fin (10), the top fixed mounting of connecting rod (9) has driven gear (11), the top surface fixed mounting of installation pole (8) has driving motor (12), the drive end fixed mounting of driving motor (12) has driving gear (13), driving gear (13) are connected with driven gear (11) meshing.

2. The orthopedic nail extractor according to claim 1, characterized in that a mounting groove is formed in the placing plate (1), a cross bar (14) is fixedly mounted in the mounting groove, two sliding blocks (15) are slidably connected to the cross bar (14), a clamping plate (16) is fixedly mounted on one side of each sliding block (15), and an opening for sliding the sliding block (15) is formed in the top of the placing plate (1).

3. An orthopaedic nail extractor according to claim 2, wherein a non-slip mat is fixedly mounted on the opposite side of the two clamping plates (16), and the non-slip mat is made of rubber.

4. The orthopedic nail extractor according to claim 2, characterized in that a poking rod (17) is fixedly mounted at the bottom of the sliding block (15), and a sliding opening for sliding the poking rod (17) is formed at the bottom of the placing plate (1).

5. The orthopedic nail extractor according to claim 4, characterized in that the poke rod (17) is connected with a lock nut (18) in a threaded manner, and the poke rod (17) is provided with an external thread matched with the lock nut (18).

6. An orthopaedic nail extractor according to claim 5, wherein the locking nut (18) has an external diameter greater than that of the sliding jaw.