CN218870447U - Broken nail extractor - Google Patents

Abstract

The utility model provides a broken nail extractor, belonging to the technical field of trauma orthopedics auxiliary instruments; the telescopic top fixedly connected with installation cover, threaded connection has the tight screw rod in top on the installation cover, the top threaded connection who pushes up the tight screw rod has the thread bush, the top threaded connection of thread bush inner wall has the rotation handle, a pair of dead lever of telescopic outer wall fixedly connected with. The utility model discloses a stay plywood that sets up, two bottom that prop the plywood all leanin, insert into more easily when will propping the plywood and stretch into patient's implantation bone nail department, be of value to and alleviate patient's misery, will prop the plywood and insert the back, handheld dead lever drives the sleeve and rotates and move down and make and prop the plywood and outwards expand patient's soft tissue and strut, continue to rotate the sleeve and can take out the broken nail until cup joint with broken nail screw thread after fixed, reach and strut the peripheral soft tissue of patient's broken nail when getting broken nail, effectively avoid causing the injury to patient's soft tissue when getting broken nail.

Description

Broken nail extractor

Technical Field

The utility model relates to a wound orthopedics auxiliary instrument technical field, in particular to disconnected nail extractor.

Background

Orthopedics is one of the most common departments in all hospitals, and mainly studies the anatomy, physiology and pathology of the skeletal muscle system, and maintains and develops the normal form and function of the system by using medicines, operations and physical methods. With the development and progress of science and technology, bone science has made great progress in diagnosis and treatment. In the process of orthopedic treatment of trauma, bone nails are implanted into the fractured parts of a patient, but the bone nails are broken due to various reasons in the implantation process, and the broken bone nails need to be taken out so as to ensure the comprehensive rehabilitation of the patient.

Some present wound orthopedics are with disconnected nail extractor are at the use, at patient's implantation bone nail department trompil, and the back adopts direct clamp to get disconnected nail and takes out, owing to not strut surrounding soft tissue at the in-process of taking out, leads to probably pressing from both sides the soft tissue, makes patient's soft tissue receive the injury, consequently, this application provides a disconnected nail extractor and satisfies the demand.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a disconnected nail extractor is with solving current needs and selecting different extractors according to the size of disconnected nail, leads to the hospital to need be equipped with not unidimensional extractor in order to the disconnected nail of unidimensional, and medical instrument is too many inconvenient to be managed, and in the use, the sleeve is direct to contact with patient's soft tissue, probably leads to patient's soft tissue to receive the problem of injury.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a disconnected nail extractor, includes the sleeve, telescopic top fixedly connected with installation cover, threaded connection has the tight screw rod in top on the installation cover, the top threaded connection of the tight screw rod in top has the thread bush, the top threaded connection of thread bush inner wall has the turning handle, a pair of dead lever of telescopic outer wall fixedly connected with, every the equal fixedly connected with telescopic link in bottom of dead lever, the bottom fixedly connected with slider of telescopic link, the outer wall sliding connection of slider has the slide rail, the bottom fixedly connected with retainer plate of slide rail, sliding connection has a pair of gag lever post, every on the retainer plate the equal fixedly connected with in one end of gag lever post props the plywood, the sleeve sets up the intermediate position department that props the plywood, it sets up slottedly on the plywood, the inner wall in groove is provided with the expansion sleeve, the inner wall of expansion sleeve is provided with the extension spring.

Preferably, the sleeve is adapted to the broken nail.

Preferably, the fixing rod is fixedly connected with a rubber pad, and a plurality of bumps are arranged on the rubber pad.

Preferably, the rotating handle is sleeved with an anti-slip sleeve.

Preferably, the slider structure is a T-shaped structure.

Preferably, a T-shaped groove matched with the sliding block is formed in the sliding rail.

Preferably, the slide rail comprises two connected arc plates.

Preferably, the bottom of the stay plywood is inclined inwards, and the inner wall structure at the top of the stay plywood is an inclined structure.

Preferably, the outer wall of the mounting sleeve is attached to the inner wall of the stay plywood.

Preferably, the slide rail and the fixing ring are fixedly connected by gluing.

Compared with the prior art, the utility model, following beneficial effect has at least:

in the above-mentioned scheme, through the vaulting pole board that sets up, the equal leanin in bottom of two vaulting poles boards, insert into more easily when stretching into patient's implantation bone nail department with the vaulting pole board, be of value to and alleviate patient's misery, to prop up the board and insert the back, handheld dead lever drives the sleeve and rotates and move down and make the vaulting pole outside expansion strut the soft tissue of patient, continue to rotate the sleeve and can take out disconnected nail until cup joint with disconnected nail screw fixed after, reach and strut the peripheral soft tissue of disconnected nail of patient when getting disconnected nail, effectively avoid causing the injury to patient's soft tissue when getting disconnected nail.

Through the telescopic internal thread that sets up and the external screw thread of bone nail cooperate, but simultaneously the rotation handle drives the tight screw rod in top and moves down and the top of disconnected nail tightly, rotates the dead lever again and drives sleeve and disconnected nail and shift up, drives the tight screw rod in top in step and shifts up, presss from both sides for direct, and this kind of mode is more reasonable and the whole nail process of getting is more convenient.

Drawings

The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the disclosure and, together with the description, further serve to explain the principles of the disclosure and to enable a person skilled in the pertinent art to make and use the disclosure.

FIG. 1 is a schematic perspective view of a broken nail extractor from a first perspective;

FIG. 2 is a perspective view of a broken nail extractor from a second perspective;

FIG. 3 is a schematic view, partially in section, of a broken nail extractor from a third perspective;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

[ reference numerals ]

1. A sleeve; 2. installing a sleeve; 3. tightly pushing the screw; 4. a threaded sleeve; 5. rotating the handle; 6. fixing the rod; 7. a telescopic rod; 8. a slider; 9. a slide rail; 10. a stationary ring; 11. a limiting rod; 12. a support plate; 13. a telescopic sleeve; 14. a tension spring.

As shown, specific structures and devices are labeled in the drawings for the purpose of clearly realizing the structure of the embodiments of the present invention, but this is only for illustrative purposes and is not intended to limit the present invention to the specific structures, devices and environments, and those skilled in the art can adjust or modify the devices and environments according to specific needs, and the adjustment or modification is still included in the scope of the appended claims.

Detailed Description

The following describes a broken nail extractor provided by the present invention in detail with reference to the accompanying drawings and specific embodiments. It is also to be noted that, in order to make the embodiments more detailed, the following embodiments are preferred and optimized, and other alternative implementations may be adopted by those skilled in the art; also, the accompanying drawings are included to describe embodiments in greater detail and are not intended to limit the invention in any way.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the relevant art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

In general, terms may be understood at least in part from the context in which they are used. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in the singular or may be used to describe a combination of features, structures, or characteristics in the plural, depending, at least in part, on the context. Additionally, the term "based on" may be understood as not necessarily intended to convey an exclusive set of factors, but may instead allow for the presence of other factors not necessarily explicitly described, depending at least in part on the context.

As used herein, the term "nominal" refers to a desired or target value, and a range above and/or below the desired value, of a characteristic or parameter set during a design phase of a production or manufacturing process for a component or process operation. The range of values may be due to slight variations in manufacturing processes or tolerances. As used herein, the term "about" indicates a value of a given amount that may vary based on the particular technology node associated with the subject semiconductor device. The term "about" may indicate a given amount of a value that varies, for example, within 5% -15% of the value (e.g., ± 5%, ± 10% or ± 15% of the value), based on the particular technology node.

It is to be understood that the meaning of "on … …", "over … …" and "over … …" in this disclosure should be interpreted in the broadest manner such that "on … …" means not only "directly on" something "but also includes the meaning of" on "something with intervening features or layers therebetween, and" over … … "or" over … … "means not only" over "or" over "something" but may also include the meaning of "over" or "over" something without intervening features or layers therebetween.

Further, spatially relative terms such as "below …," "below …," "lower," "above …," "upper," and the like may be used herein for convenience of description to describe the relationship of one element or feature to another element or feature, as shown in the figures. Spatially relative terms are intended to encompass different orientations in use or operation of the device in addition to the orientation depicted in the figures. The device may be otherwise oriented and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1-4, the embodiment of the present invention provides a broken nail extractor, which includes a sleeve 1, wherein the sleeve 1 is adapted to a broken nail, that is, the inner wall of the sleeve 1 is provided with an internal thread matching with the external thread of the broken nail.

The top fixedly connected with installation cover 2 of sleeve 1, threaded connection has the tight screw rod 3 in top on the installation cover 2, and the top threaded connection who pushes up the tight screw rod 3 has thread bush 4, and the top threaded connection of 4 inner walls of thread bush has rotation handle 5, rotates and overlaps on the handle 5 to be equipped with the antiskid cover, and the antiskid cover makes medical personnel prevent to skid when holding rotation handle 5 and driving the tight screw rod 3 in top and rotate and move down.

The utility model discloses a medical sleeve, including sleeve 1, dead lever 6, rubber pad and lug, the outer wall fixedly connected with of sleeve 1 is a pair of dead lever 6, fixedly connected with rubber pad on the dead lever 6, is provided with a plurality of lugs on the rubber pad, and the setting up of rubber pad and lug makes medical personnel effective antiskid when using dead lever 6 to drive sleeve 1 and rotate, the equal fixedly connected with telescopic link 7 in bottom of every dead lever 6, the bottom fixedly connected with slider 8 of telescopic link 7.

As shown in fig. 4, slider 8 structure is T shape structure, slider 8's outer wall sliding connection has slide rail 9, slide rail 9 includes two arcs that are connected, set up the T-slot with 8 looks adaptations of slider on the slide rail 9, when using dead lever 6 to drive sleeve 1 and rotate downwards, telescopic link 7 contracts in step, telescopic link 7 and slider 8 slide along slide rail 9 simultaneously, slide rail 9's bottom fixedly connected with retainer plate 10, telescopic link 7, slider 8 and slide rail 9 set up and make sleeve 1 and retainer plate 10 can keep the relative relation.

Slide rail 9 and retainer plate 10 are through sticky mode fixed connection, sliding connection has a pair of gag lever post 11 on the retainer plate 10, the equal fixedly connected with of one end of every gag lever post 11 props plywood 12, prop the bottom leanin of plywood 12, the inner wall structure at props plywood 12 top is the slope structure, sleeve 1 sets up the intermediate position department at propping plywood 12, 1 outer wall of sleeve is laminated with the inner wall that props plywood 12 mutually, prop the bottom leanin of plywood 12, insert into more easily when will propping plywood 12 and stretch into patient's implantation bone nail department, be of value to and alleviate patient's misery.

Set up slottedly on the vaulting pole board 12, the inner wall in groove is provided with flexible cover 13, and the inner wall of flexible cover 13 is provided with extension spring 14, and extension spring 14 makes the inner wall of vaulting pole board 12 and the outer wall of sleeve 1 laminate all the time.

When using, earlier need take out the position department of disconnected nail to the patient and punch the processing, it is downthehole to insert the fender 12 of this device into the beating, fender 12 and patient's soft tissue laminating, and the bottom leanin of fender 12, make to insert into more easily when the fender 12 stretches into patient's implantation bone nail department, be of value to alleviate patient's misery, reach and strut the peripheral soft tissue of disconnected nail of patient when getting disconnected nail, effectively avoid causing the injury to patient's soft tissue when getting disconnected nail.

The handheld dead lever 6 of medical personnel drives sleeve 1 and rotates down soon, 1 upper segment part of sleeve enters into and props 12 intermediate positions of plywood after and will prop plywood 12 expansion, gag lever post 11 outwards slides, extension spring 14 is in tensile state this moment, prop plywood 12 when expanding and strut patient's soft tissue and strut and make sleeve 1 can be better and screw with disconnected nail, continue rotatory sleeve 1 and screw back with disconnected nail, rotatory rotation handle 5 drives a tight screw rod 3 and supports tightly with the top of disconnected nail downwards rotating, then rotate dead lever 6 and drive sleeve 1 and shift up with disconnected nail, drive a tight screw rod 3 in step, the thread bush 4 with rotate handle 5 and shift up and take out disconnected nail, press from both sides for direct, this kind of mode is more reasonable and whole nail process of getting more convenient, it receives the injury to reduce patient's soft tissue, the utility model discloses simple structure, high durability and convenient use, and convenient manufacture.

The utility model provides a technical scheme, when using, earlier need take out the position department of disconnected nail to the patient and punch the processing, it is downthehole to insert the beating to prop the plywood of this device, prop plywood and patient's soft tissue laminating, and prop the bottom leanin of plywood, make and to insert into more easily when stretching into patient's implantation bone nail department with propping the plywood, be of value to and alleviate patient's misery, it struts the peripheral soft tissue of disconnected nail to reach when getting disconnected nail, effectively avoid causing the injury to patient's soft tissue when getting disconnected nail, medical personnel hand the dead lever drive the sleeve and rotate the spiral-down, sleeve upper segment part gets into and props the plywood expansion after propping the intermediate position, the gag lever slides outward, the extension spring is in tensile state this moment, prop the plywood expansion time with the patient strut the patient and strut that the sleeve can be better and disconnected nail screw and screw, continue rotatory sleeve and disconnected nail screw and screw up the back of screwing, rotatory handle drives the top of pushing up the screw rod and supports tightly with disconnected nail downwards to rotate, then rotate the sleeve and the screw rod and the handle and move up the handle and get the more reasonable nail of the convenient use of the whole simple and convenient and easy production of the nail of getting.

The present invention covers any alternatives, modifications, equivalents, and alternatives falling within the spirit and scope of the invention. In the following description of the preferred embodiments of the present invention, specific details are set forth in order to provide a thorough understanding of the present invention, and it will be apparent to those skilled in the art that the present invention may be practiced without these specific details. In other instances, well-known methods, procedures, flows, components, circuits, and the like have not been described in detail so as not to unnecessarily obscure aspects of the present invention.

Those skilled in the art will appreciate that all or part of the steps in the method for implementing the above embodiments may be implemented by hardware that is instructed by a program, and the program may be stored in a computer-readable storage medium, such as: ROM/RAM, magnetic disks, optical disks, etc.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. A broken nail extractor, comprising:

the top of the sleeve is fixedly connected with an installation sleeve, the installation sleeve is in threaded connection with a jacking screw, the top of the jacking screw is in threaded connection with a threaded sleeve, and the top of the inner wall of the threaded sleeve is in threaded connection with a rotating handle;

the outer wall of the sleeve is fixedly connected with a pair of fixing rods, the bottom of each fixing rod is fixedly connected with a telescopic rod, the bottom of each telescopic rod is fixedly connected with a sliding block, the outer wall of each sliding block is connected with a sliding rail in a sliding mode, and the bottom of each sliding rail is fixedly connected with a fixing ring;

the utility model discloses a plywood, including the fixed ring, the fixed ring is gone up sliding connection and is had a pair of gag lever post, every the equal fixedly connected with in one end of gag lever post props the plywood, the sleeve sets up prop the intermediate position department of plywood, it is slotted to prop to set up on the plywood, the inner wall in groove is provided with the telescope tube, the inner wall of telescope tube is provided with the extension spring.

2. A broken nail extractor according to claim 1, wherein the sleeve is adapted to receive a broken nail.

3. A broken nail extractor according to claim 1, wherein a rubber pad is fixedly connected to the fixing lever, and a plurality of projections are provided on the rubber pad.

4. A broken nail extractor according to claim 1, wherein said rotatable handle is fitted with a slip-resistant sleeve.

5. A broken nail extractor according to claim 1, wherein the slider structure is a T-shaped structure.

6. A broken nail extractor according to claim 1, wherein said slide rail is provided with a T-shaped slot adapted to said slide block.

7. A broken nail extractor according to claim 1, wherein said slide comprises two connected curved plates.

8. A broken nail extractor according to claim 1, wherein the bottom of said bracing plate is inclined inwardly, and the internal wall structure of the top of said bracing plate is an inclined structure.

9. A broken nail extractor according to claim 1 wherein the mounting sleeve outer wall abuts the inner wall of the stake engaging plate.

10. A broken nail extractor according to claim 1, wherein the slide and the retainer ring are fixedly connected by gluing.

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