CN213787748U

CN213787748U - Broken nail extractor for trauma orthopedics

Info

Publication number: CN213787748U
Application number: CN202022712227.2U
Authority: CN
Inventors: 李军伟; 任殿超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-22
Filing date: 2020-11-22
Publication date: 2021-07-27
Anticipated expiration: 2030-11-22

Abstract

The utility model belongs to the technical field of disconnected nail extractor, specifically disclose a wound is disconnected nail extractor for orthopedics, including anti-skidding callus on the sole and telescopic sleeve, the top laminating of anti-skidding callus on the sole has the base, and the internally mounted of base has first bearing, telescopic sleeve installs on first bearing, and telescopic sleeve's externally mounted has the knob, the telescopic link is installed to telescopic sleeve's top, and one side of telescopic link is provided with the limit button, the other end of limit button is connected with first nut, the movable rod is installed on the right side of telescopic link, and the top of movable rod is provided with spacing piece. This first bearing of broken nail extractor for wound orthopedics, knob and limit button because the effect of first bearing makes can rotate between telescopic sleeve and the base, and the knob makes the telescopic link can go up and down at the inside removal of telescopic sleeve, and the limit button can change the angle of movable rod, and the change of these height, angle is convenient for take out the broken nail at different angles, positions, has made things convenient for people's use greatly.

Description

Broken nail extractor for trauma orthopedics

Technical Field

The utility model relates to a broken nail extractor technical field specifically is a broken nail extractor for traumatology department.

Background

The bone is the key for supporting the human body, and the fracture of the bone needs to be treated in time, otherwise the activity of the human body is influenced, the bone nail is implanted into the fracture part of a patient in the orthopedic surgery, but the bone nail is broken due to various reasons when being implanted, and the broken bone nail needs to be taken out.

The existing broken nail extractor on the market does not have an angle adjusting function, cannot be adjusted according to the angle of broken nails of a patient, is inconvenient to operate when the broken nails are taken out, and further has the possibility of causing secondary damage to the patient, and can not well meet the use requirements of people.

Aiming at the problems, innovative design is urgently needed on the basis of the original broken nail extractor, and therefore a broken nail extractor for the trauma orthopaedics is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wound is disconnected nail extractor for orthopedics to what provide does not have the angle modulation function in solving above-mentioned background art, can not adjust according to the angle that the disconnected nail of patient, the operation is inconvenient when leading to taking out disconnected nail, and then probably causes secondary damage to the patient, the problem of satisfying people's user demand that can not be fine.

In order to achieve the above object, the utility model provides a following technical scheme: a broken nail extractor for wound orthopedics comprises an anti-skidding foot pad and a telescopic sleeve, wherein a base is attached to the upper portion of the anti-skidding foot pad, a first bearing is arranged inside the base, the telescopic sleeve is installed on the first bearing, a knob is installed outside the telescopic sleeve, a telescopic rod is installed above the telescopic sleeve, a limit button is arranged on one side of the telescopic rod, the other end of the limit button is connected with a first nut, a movable rod is installed on the right side of the telescopic rod, a limit piece is arranged above the movable rod, a screw is installed above the limit piece, a limit block is installed inside the movable rod, a sleeve is fixed below the limit block, a screw rod is arranged inside the sleeve, a handle is installed above the screw rod, a fixed block is arranged above the handle, a screw is arranged below the screw rod, and a second nut is installed at the other end of the screw, the screw is installed below and links up the piece, and links up the below of piece and install the second bearing, the below of second bearing is connected with the installation piece, and the below of installation piece is fixed with the drill bit.

Preferably, the anti-skidding foot pads are equidistantly distributed below the base, and the upper surface of the anti-skidding foot pads is tightly attached to the lower surface of the base.

Preferably, the telescopic rod forms a lifting structure through the knob and the telescopic sleeve, and the inner surface of the telescopic sleeve is tightly attached to the outer surface of the telescopic rod.

Preferably, the movable rod forms a rotating structure with the telescopic rod through the matching between the limit button and the first nut, and the limit button and the first nut are in threaded connection.

Preferably, the limiting block forms a detachable structure with the movable rod through the matching between the limiting piece and the screw, and the limiting block and the sleeve are of an integrated structure.

Preferably, the mounting block forms a rotating structure with the linking block through the second bearing, and the linking block forms a detachable structure with the screw rod through the matching between the screw and the second nut.

Preferably, the drill bit forms a lifting structure with the sleeve through the cooperation between the mounting block, the linking block and the screw rod, and the screw rod is in threaded connection with the sleeve.

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

1. this disconnected nail extractor for wound orthopedics is provided with first bearing, knob and limit button, because the effect of first bearing makes can rotate between telescope tube and the base, the knob makes the telescopic link can go up and down at the inside removal of telescope tube, and the limit button can change the angle of movable rod, and the change of these height, angle is convenient for take out the disconnected nail at different angles, position, has made things convenient for people's use greatly.

2. This wound is disconnected nail extractor for orthopedics is provided with spacing piece, and the stopper passes through between cooperation between spacing piece and the screw and the movable rod constitute detachable construction, and be the integrated structure between stopper and the sleeve, is convenient for change the sleeve of damage, conveniently takes off the sleeve simultaneously under some special circumstances and directly carries out pulling out of disconnected nail, has improved extractor's practicality.

3. This disconnected nail extractor for orthopedics of wound is provided with the screw, and the installation piece passes through to constitute revolution mechanic between second bearing and the linking piece, and links up the piece and pass through to constitute detachable construction between cooperation between screw and the second nut and the hob, through the second bearing for during the drill bit can bore the hole site of disconnected nail, and the hole site that different disconnected nails were opened is different, so need change the drill bit, can change the drill bit through taking off the screw fast effectually, improved extractor's practicality.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the screw rod structure of the present invention.

In the figure: 1. anti-skid foot pads; 2. a base; 3. a first bearing; 4. a telescopic sleeve; 5. a knob; 6. a telescopic rod; 7. a limit button; 8. a first nut; 9. a movable rod; 10. a limiting sheet; 11. a screw; 12. a limiting block; 13. a sleeve; 14. a screw rod; 15. a grip; 16. a fixed block; 17. a screw; 18. a second nut; 19. a joining block; 20. a second bearing; 21. mounting blocks; 22. a drill bit.

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. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a broken nail extractor for wound orthopedics comprises an anti-slip foot pad 1 and a telescopic sleeve 4, wherein a base 2 is attached to the upper portion of the anti-slip foot pad 1, a first bearing 3 is installed inside the base 2, the anti-slip foot pad 1 is equidistantly distributed below the base 2, the upper surface of the anti-slip foot pad 1 is tightly attached to the lower surface of the base 2, the broken nail extractor has an anti-slip function and is not easy to move when in use, damage to bones is effectively reduced, the telescopic sleeve 4 is installed on the first bearing 3, a knob 5 is installed outside the telescopic sleeve 4, a telescopic rod 6 is installed above the telescopic sleeve 4, a limit button 7 is arranged on one side of the telescopic rod 6, the telescopic rod 6 forms a lifting structure through the knob 5 and the telescopic sleeve 4, the inner surface of the telescopic sleeve 4 is tightly attached to the outer surface of the telescopic rod 6, so that a movable rod 9 can change the height and further change the height of a drill bit 22, so that the drill bit can be fixed with a fixed part, the other end of the limit button 7 is connected with a first nut 8, the right side of the telescopic rod 6 is provided with a movable rod 9, a limit sheet 10 is arranged above the movable rod 9, the movable rod 9 forms a rotating structure with the telescopic rod 6 through the matching between the limit button 7 and the first nut 8, the limit button 7 is in threaded connection with the first nut 8, so that the movable rod 9 can change the angle and further change the angle of the drill bit 22, so that the drill bit can be fixed with the fixed part, a screw 11 is arranged above the limit sheet 10, a limit block 12 is arranged inside the movable rod 9, a sleeve 13 is fixed below the limit block 12, the limit block 12 forms a detachable structure with the movable rod 9 through the matching between the limit sheet 10 and the screw 11, and the limit block 12 and the sleeve 13 are in an integrated structure, so that the damaged sleeve 13 can be conveniently replaced, meanwhile, the sleeve 13 is convenient to take down under some special conditions to directly pull out broken nails, the practicability of the extractor is improved, the screw rod 14 is arranged in the sleeve 13, the handle 15 is arranged above the screw rod 14, the fixed block 16 is arranged above the handle 15, the screw 17 is arranged below the screw rod 14, the second nut 18 is arranged at the other end of the screw 17, the connecting block 19 is arranged below the screw 17, the second bearing 20 is arranged below the connecting block 19, the mounting block 21 is connected below the second bearing 20, the drill bit 22 is fixed below the mounting block 21, the mounting block 21 and the connecting block 19 form a rotating structure through the second bearing 20, the connecting block 19 and the screw rod 14 form a detachable structure through the matching between the screw 17 and the second nut 18, and the drill bit 22 needs to be replaced because different broken nails are made in different hole positions, can change drill bit 22 fast effectually through taking off screw 17, improved the practicality of extractor, drill bit 22 constitutes elevation structure through cooperation between installation piece 21, linking piece 19 and the hob 14 and sleeve 13, and be threaded connection between hob 14 and the sleeve 13, through the screw thread lifting height, pull out slowly, and unusual stability, the injury that brings the bone when effectively having reduced the disconnected nail of pulling out.

The working principle is as follows: the broken nail extractor for the traumatology department has the use flow that when the broken nail extractor is used, a proper position is required to be searched for installation to ensure that the safety problem caused by the problem of uneven ground does not occur in the subsequent work, a micro drilling machine is used for punching out threads at the broken nail position, the telescopic sleeve 4 and the base 2 can rotate under the action of the first bearing 3, the telescopic rod 6 can move up and down in the telescopic sleeve 4 under the action of the knob 5, the angle of the movable rod 9 can be changed by the limit button 7, the drill bit 22 can drill into the hole position of the broken nail through the second bearing 20, the drill bit 22 forms a lifting structure with the sleeve 13 through the matching between the mounting block 21 and the connecting block 19 as well as the screw rod 14, the height is increased through the threads, the extraction is slow, the stability is very stable, the injury to the bone when the broken nail is extracted is effectively reduced, the limit block 12 forms a detachable structure with the movable rod 9 through the matching between the limit sheet 10 and the screw 11, and stopper 12 and sleeve 13 between be the integrated structure, be convenient for change sleeve 13 of damage, conveniently take off sleeve 13 under some special circumstances simultaneously and directly carry out the pulling out of disconnected nail, the practicality of extractor has been improved, linking piece 19 passes through cooperation between screw 17 and the second nut 18 and constitutes detachable construction between the hob 14, the hole site that different disconnected nails were opened is different, so need change drill bit 22, can change drill bit 22 fast effectually through taking off screw 17, the practicality of extractor has been improved, make the angle of drill bit 22 unanimous with the angle of disconnected nail, this is exactly this wound orthopedics is with disconnected nail extractor's theory of operation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wound is disconnected nail extractor for orthopedics, includes anti-skidding callus on the sole (1) and telescopic sleeve (4), its characterized in that: the anti-skidding foot pad is characterized in that a base (2) is attached to the upper portion of the anti-skidding foot pad (1), a first bearing (3) is arranged inside the base (2), a telescopic sleeve (4) is installed on the first bearing (3), a knob (5) is installed outside the telescopic sleeve (4), a telescopic rod (6) is installed above the telescopic sleeve (4), a limit button (7) is arranged on one side of the telescopic rod (6), a first nut (8) is connected to the other end of the limit button (7), a movable rod (9) is installed on the right side of the telescopic rod (6), a limiting piece (10) is arranged above the movable rod (9), a screw (11) is installed above the limiting piece (10), a limiting block (12) is installed inside the movable rod (9), a sleeve (13) is fixed below the limiting block (12), a spiral rod (14) is arranged inside the sleeve (13), and handle (15) are installed to the top of hob (14), the top of handle (15) is provided with fixed block (16), the below of hob (14) is provided with screw (17), and second nut (18) are installed to the other end of screw (17), the below of screw (17) is installed and is linked up piece (19), and links up the below of piece (19) and install second bearing (20), the below of second bearing (20) is connected with installation piece (21), and the below of installation piece (21) is fixed with drill bit (22).

2. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: antiskid callus on sole (1) equidistance distributes in the below of base (2), and closely laminates between the lower surface of the upper surface of antiskid callus on the sole (1) and base (2).

3. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: the telescopic rod (6) forms a lifting structure with the telescopic sleeve (4) through the knob (5), and the inner surface of the telescopic sleeve (4) is tightly attached to the outer surface of the telescopic rod (6).

4. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: the movable rod (9) forms a rotating structure with the telescopic rod (6) through the matching between the limit button (7) and the first nut (8), and the limit button (7) is in threaded connection with the first nut (8).

5. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: the limiting block (12) forms a detachable structure with the movable rod (9) through the matching between the limiting sheet (10) and the screw (11), and the limiting block (12) and the sleeve (13) are of an integrated structure.

6. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: the mounting block (21) forms a rotating structure with the connecting block (19) through a second bearing (20), and the connecting block (19) forms a detachable structure with the screw rod (14) through the matching between the screw (17) and the second nut (18).

7. The broken nail extractor for wound orthopaedics, according to claim 1, is characterized in that: the drill bit (22) forms a lifting structure with the sleeve (13) through the matching between the mounting block (21), the connecting block (19) and the screw rod (14), and the screw rod (14) is in threaded connection with the sleeve (13).