CN213249624U - Nail extractor for orthopedics department - Google Patents

Abstract

The utility model discloses an orthopedics nail extractor, the on-line screen storage device comprises a base, the welding of the top central authorities of base has four swinging booms, is close to through first hinge post connection between two swinging booms of base, and two other swinging booms pass through third hinge post connection, and these two sets of swinging booms pass through second hinge post connection, and the one end welding of the swinging boom of keeping away from the base has the fixed plate, and there is nail mechanism through bolted connection in the bottom central authorities of fixed plate. The utility model has the advantages that the nail taking mechanism can be fixed by arranging the rotating arm and the hinge, and can not shake when in use, thereby effectively reducing the steel nail breakage accident caused by the nail taking mechanism by hand and ensuring the nail taking process to be safer; the clamping device clamps the taken steel nail part to prevent the steel nail from shaking and breaking in the process of taking out the steel nail; if the steel nail takes place the rupture, the steel nail to the rupture is inconvenient to be taken out, can drill the steel nail of rupture and take out through setting up screw thread nail and conical head.

Description

Nail extractor for orthopedics department

Technical Field

The utility model relates to an orthopedic surgery utensil technical field especially relates to an orthopedics nail extractor.

Background

So-called fracture, as the name suggests, means that the bone or the structure of the bone is completely or partially fractured, the fracture is a common injury, the number of cases of internal fixation is millions due to fractures every year in the whole world, the internal fixation is that after the fracture is reset, the fracture parts are connected by steel plates and screws, after the screws are implanted into the human body, the environmental medium reaction and the alternating stress reaction can occur, great pain is brought to the patient, so the bone needs to be taken out in a certain period of time, in the fracture operation, the fracture parts are fixed by using steel nails and steel plates which are the common operation methods in the existing operation, the steel nails need to be taken out after being implanted into the human body for a period of time, in the steel nail taking operation, the steel nails can be connected with the human skeleton due to the existence of long time in the human body, great difficulty is increased to the doctor when being taken out, the common operation nail taking method is easy to damage the nail groove and the tissues adjacent to the steel nail, the steel nail is easy to break off, and the difficulty in taking out the steel nail is increased.

Through retrieval, the patent with Chinese patent application number 201520338450.1 discloses an orthopedics nail extractor, which comprises a screwdriver handle 1, a screwdriver handle 2, a screwdriver head 3, a motor 4, a telescopic arm 5, an electric drill hook 6, an elastic bent arm 7, a shadowless lamp 8, a micro fan 9, a blowpipe 10 and an air outlet. The screwdriver handle in the patent has the following defects: when the screw is taken out in orthopedics, the screwdriver handle is held by hand and is easy to shake, so that the steel screw is broken, and secondary damage is caused to a patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing the orthopedic nail extractor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an orthopedics nail extractor, includes the base, the welding of the top central authorities of base has four swinging booms, is close to through first articulated column connection between two swinging booms of base, and two other swinging booms pass through third articulated column connection, and these two sets of swinging booms pass through second articulated column connection, and the one end welding of the swinging boom of keeping away from the base has the fixed plate, and there is the nail mechanism of getting through bolted connection in the bottom central authorities of fixed plate.

In order to make the steel nail can not break because of rocking, get the nail mechanism and include rotating electrical machines, sleeve pipe, binding clasp, get nail pipe and first bellows, rotating electrical machines passes through the draw-in groove to be connected in fixed plate bottom central authorities, and the sleeve pipe welds in rotating electrical machines's bottom, gets the nail pipe and passes through the coupling joint in rotating electrical machines's output shaft, and first bellows rotates to be connected in sheathed tube inner wall, and the binding clasp rotates to be connected in sheathed tube bottom.

In order to make can get the nail by manual angle adjustment, the inside battery that is provided with of sleeve pipe, rotating electrical machines and battery electric connection, the outer wall of rotating electrical machines is provided with the switch.

In order to prevent the steel nail from sliding, the bottom end edge of the clamping device is welded with meshing teeth.

In order to improve the accuracy of taking out the nail, the bottom of getting the nail pipe is provided with the light, and the quantity of light is eight.

In order to enable the steel nail to be taken out stably, the inner wall of the nail taking pipe is of a spiral structure.

In order to take out the broken steel nail, a conical head is welded at the top end of the threaded nail, and a second corrugated pipe is welded at the bottom end of the threaded nail.

The utility model has the advantages that:

1. by arranging the four rotating arms and the three hinges, the nail taking mechanism can be fixed, and cannot shake in use, so that the steel nail breakage accident caused by the nail taking mechanism by hands is effectively reduced, and the nail taking process is safer; get the nail pipe through the setting and can take out the steel nail from the bone, the binding clasp presss from both sides tightly the steel nail part of taking out, prevents to take out steel nail in-process steel nail emergence and rocks and the rupture.

2. The rotary motor can be taken down from the fixed plate, when the nail taking is difficult, a user can conveniently take the nail by manually adjusting the angle, and the flexibility of taking the nail is improved; the clamping device can slide when the steel nail is fixed by arranging the meshing teeth, so that the steel nail is more stably fixed; because the operation in-process is difficult to see clearly the inside condition, so can help the user getting the illumination of nail in-process through setting up the light, make the user more clearly see and get the nail condition, improved the accuracy of getting the nail.

3. The steel nail can be fixed by the nail taking pipe with the spiral structure, and the steel nail can slowly move upwards along the spiral structure by rotating the nail taking pipe, so that the steel nail is not easy to break; if the steel nail takes place the rupture, the steel nail to the rupture is inconvenient to be taken out, can drill the steel nail of rupture and take out through setting up screw thread nail and conical head.

Drawings

Fig. 1 is a schematic structural view of an orthopedic nail extractor provided by the present invention;

fig. 2 is a schematic structural view of a nail removing mechanism of the orthopedic nail remover provided by the utility model;

FIG. 3 is a schematic view of the nail-removing tube of the nail-removing device for orthopedics department;

fig. 4 is a schematic structural view of a threaded nail of the orthopedic nail extractor provided by the utility model;

fig. 5 is a schematic view of the structure of the occlusion teeth of the orthopedic nail extractor provided by the present invention.

In the figure: the automatic nail taking device comprises a base 1, a rotating arm 2, a first hinge column 3, a fixing plate 4, a rotating motor 5, a switch 6, a sleeve 7, a clamp 8, a nail taking pipe 9, meshing teeth 10, a first corrugated pipe 11, a lighting lamp 12, a threaded hole 13, a threaded nail 14, a conical head 15, a second corrugated pipe 16, a third hinge column 17 and a second hinge column 18.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

The utility model provides an orthopedics nail extractor, as shown in figure 1, includes base 1, the welding of base 1's top central authorities has four swinging boom 2, is close to and connects through first hinge post 3 between two swinging boom 2 of base 1, and two other swinging boom 2 connect through third hinge post 17, and these two sets of swinging boom 2 connect through second hinge post 18, and the one end welding of the swinging boom 2 of keeping away from the base has fixed plate 4, and there is nail mechanism through bolted connection in the bottom central authorities of fixed plate 4.

In the embodiment of the present invention: through setting up four swinging boom 2 and three hinges, make and get the nail mechanism and can fix, can not take place to rock when using, effectively reduced because the nail mechanism of taking and the steel nail rupture accident that causes makes and gets the nail process safer.

Specifically, get nail mechanism and include rotating electrical machines 5, sleeve pipe 7, binding clasp 8, get nail pipe 9 and first bellows 11, rotating electrical machines 5 passes through the draw-in groove to be connected in fixed plate bottom central authorities, and sleeve pipe 7 welds in rotating electrical machines 5's bottom, gets nail pipe 9 and passes through coupling joint in rotating electrical machines 5's output shaft, and first bellows 11 rotates to be connected in sleeve pipe 7's inner wall, and binding clasp 8 rotates to be connected in sleeve pipe 7's bottom.

In the embodiment of the present invention: get through setting up and follow nail pipe 9 and can take out the steel nail from the bone, the steel nail part of binding clasp 8 to taking out presss from both sides tightly, prevents to take out steel nail in-process steel nail emergence and rocks and the rupture.

Specifically, the inside battery that is provided with of sleeve pipe 7, rotating electrical machines 5 and battery electric connection, the outer wall of rotating electrical machines 5 is provided with switch 6.

In the embodiment of the present invention: rotating electrical machines 5 can take off on fixed plate 4, when getting the nail and meetting the difficulty, the person of facilitating the use carries out manual angle of adjustment and gets the nail, has improved the flexibility of getting the nail.

Specifically, the bottom end edge of the clamping device 8 is welded with a meshing tooth 10.

In the embodiment of the present invention: through setting up interlock tooth 10 can make binding clasp 8 take place to slide when fixed steel nail, make the steel nail fixed more stable.

Specifically, the bottom end of the nail taking tube 9 is provided with illuminating lamps 12, wherein the number of the illuminating lamps 12 is not limited, and in the embodiment, the number of the illuminating lamps 12 is preferably eight.

In the embodiment of the present invention: because the inside condition is difficult to see clearly in the operation process, so can help the user get the illumination of nail in-process through setting up light 12, make the user more clearly see and get the nail condition, improved the accuracy of getting the nail.

Specifically, the inner wall of the nail taking tube 9 is of a spiral structure.

In the embodiment of the present invention: the nail pipe 9 of getting of helical structure can fix the steel nail, gets through rotating that nail pipe 9 makes the steel nail slowly rebound along helical structure, makes the steel nail be difficult to take place the rupture.

The utility model discloses a theory of operation and use flow: fix equipment in suitable position, connect the power with equipment, will get the nail mechanism and put in suitable position, starting switch 6 makes rotating electrical machines 5 rotate, cliies the steel nail with binding clasp 8, gets the top that nail pipe 9 fixed the steel pipe, drives through rotating electrical machines 5 and gets nail pipe 9 and rotate, makes the steel nail up remove through the inner wall of getting nail pipe 9, until taking out.

Example 2

An orthopedic nail extractor is shown in figures 3-4, wherein a screw thread nail 14 is replaced with a nail extracting tube 9.

Specifically, a conical head 15 is welded at the top end of the screw nail 14, and a second corrugated pipe 16 is welded at the bottom end of the screw nail 14.

In the embodiment of the present invention: if the steel nail is broken, the broken steel nail is inconvenient to take out, and the broken steel nail can be drilled and taken out by arranging the threaded nail 14 and the conical head 15.

The utility model discloses a theory of operation and use flow: the first bellows 11 can be replaced by a second bellows 16, the broken steel nail being able to be drilled out by means of a threaded nail 14 and a conical head 15.

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 (6)

1. The utility model provides an orthopedics nail extractor, includes base (1), a serial communication port, the welding of the top central authorities of base (1) has four swinging boom (2), is close to and connects through first articulated post (3) between two swinging boom (2) of base (1), and two other swinging boom (2) are connected through third articulated post (17), and these two sets of swinging boom (2) are connected through second articulated post (18), and the one end welding of the swinging boom (2) of keeping away from the base has fixed plate (4), and there is nail mechanism through bolted connection in the bottom central authorities of fixed plate (4).

2. The orthopedic nail extractor according to claim 1, characterized in that the nail extractor comprises a rotary motor (5), a sleeve (7), a clamping device (8), a nail extracting pipe (9) and a first corrugated pipe (11), the rotary motor (5) is connected to the center of the bottom end of the fixing plate through a clamping groove, the sleeve (7) is welded to the bottom end of the rotary motor (5), the nail extracting pipe (9) is connected to an output shaft of the rotary motor (5) through a coupler, the first corrugated pipe (11) is rotatably connected to the inner wall of the sleeve (7), and the clamping device (8) is rotatably connected to the bottom end of the sleeve (7).

3. An orthopaedic nail extractor according to claim 2, wherein a battery is arranged inside the sleeve (7), the rotating motor (5) is electrically connected with the battery, and a switch (6) is arranged on the outer wall of the rotating motor (5).

4. An orthopaedic nail extractor according to claim 3, wherein the bottom end edge of the gripper (8) is welded with gripping teeth (10).

5. The orthopedic nail extractor according to claim 4, characterized in that the bottom end of the nail extracting tube (9) is provided with illuminating lamps (12), and the number of the illuminating lamps (12) is eight.

6. An orthopaedic nail extractor according to claim 5, wherein the inner wall of the nail extracting tube (9) is of a helical structure.

Images