CN213249633U

CN213249633U - Orthopedics nail taking device

Info

Publication number: CN213249633U
Application number: CN202021429730.0U
Authority: CN
Inventors: 任可
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-05-25
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses an orthopedic nail-taking device, which relates to the field of medical instruments and comprises a handle, a support rod and a nail-taking screw rod, wherein the bottom surface of the handle is fixedly connected with the nail-taking screw rod, the outer surface of the nail-taking screw rod is movably connected with a movable block, the inner part of the movable block is provided with a spiral through hole, the inner part of the movable block is sleeved with a slide rail, and the front side surface of the movable block is movably connected with the support rod, the utility model can make the support rod perform circular motion around a rotating shaft by pushing the support rod forwards and backwards, so that a nail-taking head can also perform circular motion, thereby assisting medical personnel to take out bone nails in any direction, simultaneously reducing the injury to patients, and pushing the movable nail according to bone nails with different diameters by a circular chute and a telescopic rod arranged on the top surface of the nail-taking head and the movable nail, thereby the staple groove can be just fixed and blocked, and the complexity of the operation can be said to a certain extent.

Description

Orthopedics nail taking device

Technical Field

The utility model relates to the technical field of medical equipment, specifically an orthopedics nail device of getting.

Background

Osteology is also known as orthopedics. Is a specialty or discipline of medicine, which is specialized in studying the anatomy, physiology and pathology of the skeletal muscle system, maintaining and developing the normal morphology and function of the system using drugs, surgery and physical methods, and treating injuries and diseases of the system. Osteology is also known as orthopedics. Is a specialty or discipline of medicine, which is specialized in studying the anatomy, physiology and pathology of the skeletal muscle system, maintaining and developing the normal morphology and function of the system using drugs, surgery and physical methods, and treating injuries and diseases of the system. With the development and progress of science and technology, bone science has been greatly developed in diagnosis and treatment. The establishment and development of hand surgery enable the diagnosis and treatment technology of hand trauma to be rapidly popularized and improved; the extensive development of microsurgery enables the multi-toe free reconstructed hand to develop the treatment of malignant bone tumor from single amputation to comprehensive treatment, and improves the cure rate and survival rate of the operation; the clinical application of the knee arthroscope not only solves the diagnosis of some difficult arthrosis, but also realizes the synchronous diagnosis and treatment; with the development of material science, some complex fractures can also be treated by internal fixation; the functions and performances of the artificial joint and the artificial vertebral body are more perfect.

However, when a patient fractures, most of the techniques for treating fracture are internal fixation operations, and bone nails are implanted into the fracture part of the patient for fixation during the internal fixation operations, and the patient needs to take out the bone nails after recovery.

Accordingly, one skilled in the art provides an orthopedic nail-removing device to solve the problems set forth in the background above.

Disclosure of Invention

An object of the utility model is to provide an orthopedics nail device of getting, in order to solve the above-mentioned background art in the time of proposing when the patient fracture, the gimmick that passes most treatment fractures all is the operation of carrying out internal fixation, and need implant the bone nail at patient's fracture position and fix when internal fixation operation, just need the money to take out the bone nail after the patient is recovered, and traditional fixed method of getting is all that medical personnel select the nail device of getting of not unidimensional to get the nail operation according to the bone nail of not unidimensional, the operation process is more loaded down with trivial details, in addition, medical personnel are when using traditional nail device of getting to get the nail, smooth nail or broken nail appear because of the external force influence easily at the in-process of taking out, thereby the operation degree of difficulty has been increased, also do not benefit to patient's recovered problem.

In order to achieve the above object, the utility model provides a following technical scheme:

an orthopedic nail taking device comprises a handle, a support rod and a nail taking screw rod, wherein the bottom surface of the handle is fixedly connected with the nail taking screw rod, the outer surface of the nail taking screw rod is movably connected with a moving block, a spiral through hole is formed in the moving block, the inside of the moving block is sleeved with a slide rail, the front side surface of the moving block is movably connected with the support rod, the back surface of the moving block is movably connected with the support rod, the inside of the support rod is provided with the slide rail, the inside of the support rod is provided with a telescopic cross rod, the bottom of the telescopic cross rod is provided with a pulley slide rail, the inside of the pulley slide rail is provided with a small pulley, two ends of the telescopic cross rod are fixedly connected with clamping plates, one end of the support rod is fixedly connected with a telescopic plate, the outer surface of the telescopic plate, the lifting plate is keeping away from the one end fixedly connected with electric spring of expansion plate, electric spring's bottom is provided with the engine, the bottom of backup pad is provided with the base, the top surface fixedly connected with lifting button of base, the top surface and the rotation axis fixed connection of base, the bottom surface fixedly connected with connecting plate of movable block, the connecting plate is at the one end fixedly connected with fixed rotary drum of keeping away from the movable block, the inside of fixed rotary drum is provided with gets the nail spiral groove, the inside swing joint that gets the nail spiral groove gets the nail spiral stick, the bottom fixedly connected with who gets the nail spiral stick gets the nail head.

As a preferred embodiment of the present invention: the number of bracing piece is two, and the size shape of two bracing pieces is the same completely, and the equal fixedly connected with expansion plate in the one end of two bracing pieces, one end and the flexible horizontal pole swing joint of two bracing pieces keeping away from the expansion plate.

As a preferred embodiment of the present invention: the number of lifter plates is two, and two lifter plates all are located the inside of backup pad, and electric spring's number is two, and two electric spring all are located the inside of backup pad, and the number of engine is two, and two engines are located the bottom of backup pad.

As a preferred embodiment of the present invention: the front side of the supporting plate is movably connected with a rotating shaft, the supporting plate is movably connected with the base through the rotating shaft, and the number of the rotating shaft and the base is two.

As a preferred embodiment of the present invention: the top surface of getting the pin fin is provided with circular spout, and the inside of circular spout is provided with the telescopic link, the top surface and the removal nail fixed connection of telescopic link get the inside of pin fin and be provided with the card nail groove.

As a preferred embodiment of the present invention: the bottom surface fixed connection of pulley slide rail and flexible horizontal pole, the number of pulley slide rail has two and is located the front side reason and the rear side reason of the bottom surface of flexible horizontal pole respectively, and two pulley slide rails all are located the inside of bracing piece, and the one end that the inside bottom surface of two bracing pieces meets all is provided with the truckle, and the number of truckle is four.

As a preferred embodiment of the present invention: the outer surface of the screw taking rod is provided with threads, the screw taking groove is cylindrical, the inner wall of the screw taking groove is also provided with threads, the spiral through hole is circular, the inner wall of the spiral through hole is provided with threads, the screw head is cylindrical, and the diameter of the screw head is smaller than that of the screw taking groove.

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

the utility model relates to an orthopedic nail-taking device, through the moving block sleeved on a sliding rail and the fixed rotary cylinder fixedly connected with the moving block through a connecting plate, medical personnel can slide the moving block horizontally along the sliding rail and drive the fixed rotary cylinder to move when taking a nail, through the expansion plate arranged in the supporting plate and the lifting plate fixedly connected with the bottom end of the expansion plate, the medical personnel can press the lifting button to start the engine to run so as to extend the electric spring upwards, thus the medical personnel can adjust the height of a nail-taking head fixedly connected with the bottom end of a nail-taking screw rod, through the rotating shafts arranged on the top surface of the base and the front side surface of the supporting plate, the medical personnel can push the supporting rod back and forth to enable the supporting rod to carry out circular motion around the rotating shaft, thereby the nail-taking head can also carry out circular motion, thus the medical personnel can be assisted to take out the operation of the bone nails, also reduced the injury to the patient simultaneously, through setting up circular spout and the telescopic link and the removal nail of getting the pin fin top surface, medical personnel can promote to remove the nail according to the bone nail of different diameters, thereby make the bail groove just fixed block, wait to get the pin fin and block the bone nail after, thereby medical personnel just can drive to get the nail screw stick upwards rotatory through rotatory handle and make the bone nail upwards rotatory come out, through the fixed rotatory section of thick bamboo of connecting plate and movable block bottom surface fixed connection, can effectually prevent that medical personnel from getting the condition that the nail in-process appears the smooth nail or broken nail because of application of force and speed are inhomogeneous, the complexity of the operation that just can say to a certain extent.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic perspective view of an orthopedic nail extractor;

FIG. 2 is a schematic structural view of an orthopedics nail extractor showing interior details in elevation;

FIG. 3 is a schematic structural diagram of a side view external detail of the orthopedic nail-removing device;

fig. 4 is a partially enlarged structural schematic diagram of a small pulley in the orthopedic nail-taking device.

Fig. 5 is a partially enlarged structure diagram of the nail head of the orthopedic nail taking device.

In the figure: 1-a handle; 2-fixed rotary cylinder; 3-taking out the nail head; 4-a base; 5-lifting button; 6-a rotating shaft; 7-a moving block; 8-a telescopic cross bar; 9-a slide rail; 10-a support bar; 11-a support plate; 12-a retractable plate; 13-an electric spring; 14-an engine; 15-a lifter plate; 16-a clamping plate; 17-taking a screw rod; 18-taking a screw spiral groove; 19-a spiral through hole; 20-moving the nail; 21-a circular chute; 22-a telescopic rod; 23-a small pulley; 24-a pulley rail; 25-a connecting plate; 26-staple groove.

Detailed Description

Referring to fig. 1 to 5, in the embodiment of the present invention, an orthopedic screw removing device includes a handle 1, a support rod 10 and a screw removing spiral rod 17, the screw removing spiral rod 17 is fixedly connected to a bottom surface of the handle 1, a moving block 7 is movably connected to an outer surface of the screw removing spiral rod 17, a spiral through hole 19 is disposed inside the moving block 7, the inside of the moving block 7 is sleeved with a slide rail 9, a front side surface of the moving block 7 is movably connected to the support rod 10, a back surface of the moving block 7 is movably connected to the support rod 10, a slide rail 9 is disposed inside the support rod 10, a telescopic cross rod 8 is disposed inside the support rod 10, a pulley slide rail 24 is disposed at a bottom of the telescopic cross rod 8, a small pulley 23 is disposed inside the pulley slide rail 24, two ends of the telescopic cross rod 8 are fixedly connected to a clamping plate 16, one end of the support rod 10 is fixedly, the outer surface of expansion plate 12 has cup jointed backup pad 11, the bottom fixedly connected with lifter plate 15 of expansion plate 12, lifter plate 15 is keeping away from one end fixedly connected with electric spring 13 of expansion plate 12, the bottom of electric spring 13 is provided with engine 14, the bottom of backup pad 11 is provided with base 4, the top surface fixedly connected with lift button 5 of base 4, the top surface and the rotation axis 6 fixed connection of base 4, the bottom surface fixedly connected with connecting plate 25 of movable block 7, the one end fixedly connected with fixed rotary drum 2 of movable block 7 is being kept away from to connecting plate 25, the inside of fixed rotary drum 2 is provided with gets the nail spiral groove 18, the inside swing joint that gets nail spiral groove 18 has gets nail spiral stick 17, the bottom fixedly connected with that gets nail head 3 of nail spiral stick 17.

Wherein, the bottom surface fixedly connected with of handle 1 gets nail spiral stick 17 for at the uniform velocity tensile bone nail, the surface swing joint who gets nail spiral stick 17 has movable block 7 for horizontal migration gets pin fin 3, and the inside of movable block 7 is provided with spiral through-hole 19, and the inside and the slide rail 9 of movable block 7 cup joint, and the medical personnel of being convenient for remove movable block 7, the leading flank and the bracing piece 10 swing joint of movable block 7, mainly used make movable block 7 slide more steadily.

In this embodiment, please refer to fig. 2, the number of the support rods 10 is two, the two support rods 10 have the same size and shape, one end of each of the two support rods 10 is fixedly connected with a retractable plate 12, one end of each of the two support rods 10 away from the retractable plate 12 is movably connected with a retractable cross bar 8, the number of the lifting plates 15 is two, the two lifting plates 15 are located inside the support plate 11, the number of the electric springs 13 is two, the two electric springs 13 are located inside the support plate 11, the number of the engines 14 is two, and the two engines 14 are located at the bottom of the support plate 11.

Wherein, the number of bracing piece 10 is two, two bracing pieces 10's big or small shape is the same completely, the equal fixedly connected with expansion plate 12 of one end of two bracing pieces 10 for adjust the height of getting pin fin 3, two bracing pieces 10 are in the one end and the 8 swing joint of flexible horizontal pole of keeping away from expansion plate 12, the medical personnel of being convenient for stretches out flexible horizontal pole 8, the number of lifter plate 15 is two, two lifter plates 15 all are located the inside of backup pad 11, electric spring 13's number is two, be used for promoting to support expansion plate 12.

Referring to fig. 1 and 2 in this embodiment, the front side of the supporting plate 11 is movably connected with a rotating shaft 6, the supporting plate 11 is movably connected with the base 4 through the rotating shaft 6, and the number of the rotating shafts 6 and the base 4 is two.

Wherein, the leading flank swing joint of backup pad 11 has rotation axis 6 for rotatory nail head 3 of getting, and backup pad 11 passes through rotation axis 6 and base 4 swing joint, makes things convenient for medical personnel to promote rotatory bracing piece 10, and the number of rotation axis 6 and base 4 is two.

Referring to fig. 1 and 5 in this embodiment, a circular sliding groove 21 is disposed on the top surface of the nail taking head 3, an expansion rod 22 is disposed inside the circular sliding groove 21, the top surface of the expansion rod 22 is fixedly connected with the movable nail 20, and a nail clamping groove 26 is disposed inside the nail taking head 3.

Wherein, the top surface of getting pin fin 3 is provided with circular spout 21, makes things convenient for medical personnel orientation to promote to remove nail 20, and the inside of circular spout 21 is provided with telescopic link 22 for the diameter size in control card nail groove 26, telescopic link 22's top surface and removal nail 20 fixed connection make things convenient for medical personnel manual adjustment card nail groove 26's diameter.

Referring to fig. 2 and 4 in the present embodiment, the pulley slide rails 24 are fixedly connected to the bottom surface of the telescopic cross bar 8, two pulley slide rails 24 are respectively located at the front side edge and the rear side edge of the bottom surface of the telescopic cross bar 8, the two pulley slide rails 24 are located inside the supporting bars 10, the small pulleys 23 are respectively arranged at one end of the two supporting bars 10 where the bottom surfaces of the inside are connected, and the number of the small pulleys 23 is four.

Wherein, pulley slide rail 24 and the bottom surface fixed connection of flexible horizontal pole 8 for directional removal trolley 23, pulley slide rail 24's number has two and is located the front side reason and the rear side reason of the bottom surface of flexible horizontal pole 8 respectively, and two pulley slide rails 24 all are located the inside of bracing piece 10, and the trolley 23 of being convenient for set up at the inside bottom surface of bracing piece 11 slides.

In this embodiment, referring to fig. 2 and 5, the outer surface of the screw taking rod 17 is threaded, the screw taking groove 18 is cylindrical, the inner wall of the screw taking groove 18 is also threaded, the spiral through hole 19 is circular, the inner wall of the spiral through hole 19 is threaded, the screw head 3 is cylindrical, and the diameter of the screw head 3 is smaller than that of the screw taking groove 18.

Wherein, the surface of getting nail spiral stick 17 is seted up threadedly, and the shape of getting nail spiral groove 18 is cylindrical, and the inner wall of getting nail spiral groove 18 also is seted up threadedly, and the shape of spiral through-hole 19 is circular, and the inner wall of spiral through-hole 19 is threaded, and the screw thread of seting up is mainly used for controlling the speed of going to top for it is more steady to get the nail operation.

The utility model relates to an orthopedic nail-taking device, which comprises a handle 1; 2-fixed rotary cylinder; 3-taking out the nail head; 4-a base; 5-lifting button; 6-a rotating shaft; 7-a moving block; 8-a telescopic cross bar; 9-a slide rail; 10-a support bar; 11-a support plate; 12-a retractable plate; 13-an electric spring; 14-an engine; 15-a lifter plate; 16-a clamping plate; 17-taking a screw rod; 18-taking a screw spiral groove; 19-a spiral through hole; 20-moving the nail; 21-a circular chute; 22-a telescopic rod; 23-a small pulley; 24-a pulley rail; 25-a connecting plate; 26-staple groove.

The components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.

The utility model discloses a theory of operation is: firstly, medical personnel can move out and adjust to a proper length by pulling 10 to two sides according to the body shape of a patient, the medical personnel can push the movable nail 20 according to bone nails with different diameters by the circular sliding groove 21 and the telescopic rod 22 which are arranged on the top surface of the nail taking head 3 and the movable nail 20, so that the nail clamping groove 26 can be just fixed and clamped, after the nail head 3 is clamped by the bone nail, the medical personnel can drive the nail taking screw rod 17 to rotate upwards by the rotating handle 1 so as to enable the bone nail to rotate upwards, the medical personnel can slide the movable block 7 horizontally along the sliding rail 9 and drive the fixed rotary cylinder 2 to move when the nail taking operation is carried out by the movable block 7 which is sleeved on the sliding rail 9 and the fixed rotary cylinder 2 which is fixedly connected with the movable block 7 by the connecting plate 25, and the lifting plate 15 which is fixedly connected with the bottom end of the telescopic plate 12 and is arranged in the supporting plate 11, thereby medical personnel can press lifting button 5 and make 14 start operations of engine make electric spring 13 upwards extend, and medical personnel can just adjust the height of fixed connection at the nail head 3 of getting the nail spiral stick 17 bottom, through setting up at the rotation axis 6 of 4 top surfaces of base and the 11 leading flank of backup pad, and medical personnel can promote bracing piece 10 through the front and back and make bracing piece 10 can carry out circular motion round rotation axis 6 to the messenger gets nail head 3 and also can carry out circular motion.

The above-mentioned, 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 orthopedic screw taking device comprises a handle (1), a supporting rod (10) and a screw taking screw rod (17), and is characterized in that the screw taking screw rod (17) is fixedly connected to the bottom surface of the handle (1), a moving block (7) is movably connected to the outer surface of the screw taking screw rod (17), a spiral through hole (19) is formed in the moving block (7), the inside of the moving block (7) is sleeved with a sliding rail (9), the front side surface of the moving block (7) is movably connected with the supporting rod (10), the back surface of the moving block (7) is movably connected with the supporting rod (10), a sliding rail (9) is arranged in the supporting rod (10), a telescopic cross rod (8) is arranged in the supporting rod (10), a pulley sliding rail (24) is arranged at the bottom of the telescopic cross rod (8), and a small pulley (23) is arranged in the pulley sliding rail (24), the two ends of the telescopic cross rod (8) are fixedly connected with clamping plates (16), one end of the support rod (10) is fixedly connected with a telescopic plate (12), the outer surface of the telescopic plate (12) is sleeved with a support plate (11), the bottom end of the telescopic plate (12) is fixedly connected with a lifting plate (15), one end of the lifting plate (15) far away from the telescopic plate (12) is fixedly connected with an electric spring (13), the bottom end of the electric spring (13) is provided with an engine (14), the bottom end of the support plate (11) is provided with a base (4), the top surface of the base (4) is fixedly connected with a lifting button (5), the top surface of the base (4) is fixedly connected with a rotating shaft (6), the bottom surface of the moving block (7) is fixedly connected with a connecting plate (25), one end of the connecting plate (25) far away from the moving block (7), the nail taking device is characterized in that a nail taking spiral groove (18) is formed in the fixed rotary cylinder (2), a nail taking spiral rod (17) is movably connected inside the nail taking spiral groove (18), and a nail taking head (3) is fixedly connected to the bottom end of the nail taking spiral rod (17).

2. The orthopedic nail removal device according to claim 1, characterized in that the number of the support rods (10) is two, the two support rods (10) are identical in size and shape, one end of each of the two support rods (10) is fixedly connected with a retractable plate (12), and the end of each of the two support rods (10) far away from the retractable plate (12) is movably connected with a retractable cross bar (8).

3. An orthopedic nail extraction device according to claim 1, characterized in that the number of the lifting plates (15) is two, both lifting plates (15) are located inside the support plate (11), the number of the electric springs (13) is two, both electric springs (13) are located inside the support plate (11), the number of the motors (14) is two, and both motors (14) are located at the bottom of the support plate (11).

4. The orthopedic nail removal device according to claim 1, characterized in that the front side of the support plate (11) is movably connected with a rotating shaft (6), the support plate (11) is movably connected with the base (4) through the rotating shaft (6), and the number of the rotating shaft (6) and the base (4) is two.

5. An orthopedic nail-removing device according to claim 1, characterized in that the top surface of the nail-removing head (3) is provided with a circular chute (21), a telescopic rod (22) is arranged inside the circular chute (21), the top surface of the telescopic rod (22) is fixedly connected with the movable nail (20), and the inside of the nail-removing head (3) is provided with a nail-clamping groove (26).

6. The orthopedic nail removal device according to claim 1, characterized in that the pulley slide rails (24) are fixedly connected with the bottom surface of the telescopic cross bar (8), two pulley slide rails (24) are respectively located at the front side edge and the rear side edge of the bottom surface of the telescopic cross bar (8), the two pulley slide rails (24) are located inside the supporting bars (10), the small pulleys (23) are arranged at the ends, connected to the bottom surfaces of the inside of the two supporting bars (10), and the number of the small pulleys (23) is four.

7. An orthopedic screw taking device according to claim 1, characterized in that the outer surface of the screw taking screw rod (17) is threaded, the screw taking screw groove (18) is cylindrical in shape, the inner wall of the screw taking screw groove (18) is also threaded, the screw through hole (19) is circular in shape, the inner wall of the screw through hole (19) is threaded, the screw head (3) is cylindrical in shape, and the diameter of the screw head (3) is smaller than the diameter of the screw taking screw groove (18).