CN215079481U

CN215079481U - Kirschner wire head protector

Info

Publication number: CN215079481U
Application number: CN202120536145.9U
Authority: CN
Inventors: 常文杰
Original assignee: First Medical Center of PLA General Hospital
Current assignee: First Medical Center of PLA General Hospital
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-12-10
Anticipated expiration: 2031-03-15

Abstract

The utility model provides a first protector of kirschner wire relates to orthopedics apparatus technical field, this first protector of kirschner wire includes the first protection casing with the most advanced adaptation of kirschner wire and the second protection casing with the protruding end adaptation of kirschner wire, first protection casing is equipped with the most advanced recess that matches with the most advanced of kirschner wire towards the most advanced one side of kirschner wire, the second protection casing is equipped with the protruding end recess that matches with the protruding end of kirschner wire towards the one side of the protruding end of kirschner wire, elastic deformation can all take place for most advanced recess and protruding end recess. The utility model discloses the pointed end and the protruding end of having avoided the kirschner wire drop from first protection casing and second protection casing, have improved the firm degree of installation.

Description

Kirschner wire head protector

Technical Field

The utility model belongs to the technical field of orthopedics apparatus technique and specifically relates to a kirschner wire head protector is related to.

Background

At present, the medical Kirschner wire is composed of a tail needle body with a tip at one end, the body length is 120-260 mm, and the diameter of the body part is 0.8-5.0 mm; the tip part is in a shape of a two-edge, three-edge or four-edge pyramid, and the tip length is 2-14 mm.

The Kirschner wire commonly used in orthopedics department has a left end part and a right end part, wherein one end part is a tip, namely a two-edge shape, a three-edge shape or a four-edge cone shape, and the other end part is a convex end and is fixed on a human skeleton, and the two end parts are exposed, so that on one hand, the two end parts can hurt people or scratch clothes and the like if the two end parts are careless, on the other hand, the Kirschner wire is easy to damage, and inconvenience is brought to normal use.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a kirschner wire head protector to solve the both ends syringe needle of the kirschner wire among the prior art and adopt empty glass bottle cover to establish, empty glass bottle installation is insecure, leads to the technical problem that the syringe needle end of following the kirschner wire drops easily.

In order to realize the above-mentioned purpose, the utility model provides a first protection casing of ke shi needle head protector, include with the first protection casing of the most advanced adaptation of ke shi needle and with the second protection casing of the protruding end adaptation of ke shi needle, first protection casing orientation the most advanced one side of ke shi needle be equipped with the most advanced recess that matches of ke shi needle, second protection casing orientation one side of the protruding end of ke shi needle be equipped with the protruding end recess that matches of ke shi needle, most advanced recess with elastic deformation can all take place for the protruding end recess.

According to a preferred embodiment, the tip recess is provided as a pyramid recess.

According to a preferred embodiment, the tip recess is provided as a cross-shaped recess.

According to a preferred embodiment, the male end groove is provided as a semi-circular groove.

According to a preferred embodiment, the male end groove is provided as an oval groove.

According to a preferred embodiment, the first protection shell comprises a protection cover with an opening at one end and a cavity arranged therein, and an elastic mounting column fixedly mounted in the cavity, wherein the tip groove is positioned on the elastic mounting column.

According to a preferred embodiment, the second protection shell comprises a protection cover with an opening at one end and a cavity arranged therein, and an elastic mounting column fixedly mounted in the cavity, wherein the convex end groove is positioned on the elastic mounting column.

According to a preferred embodiment, the resilient mounting post is made of soft silicone.

According to a preferred embodiment, the protective cover is made of a transparent material.

According to a preferred embodiment, the protective cover is hemispherical.

The utility model provides a ke shi needle head protector has following technological effect:

this kind of first protector of kirschner wire, during the use, compare in the kirschner wire head with the empty glass bottle cover of traditional adoption, the utility model discloses a first protection casing is equipped with the most advanced recess that matches with the most advanced of kirschner wire towards the most advanced one side of kirschner wire, second protection casing is equipped with the protruding end recess that matches with the protruding end of kirschner wire towards one side of the protruding end of kirschner wire, when the most advanced recess of kirschner wire was inserted to the most advanced, elastic deformation can take place according to most advanced size in most advanced recess, when the protruding end recess is inserted to the protruding end of kirschner wire, elastic deformation can take place according to the size of protruding end in the protruding end recess, can avoid the most advanced of kirschner wire and protruding end to drop from first protection casing and second protection casing, the firm degree of installation has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of a prior art Kirschner wire;

FIG. 2 is a schematic perspective view of the K-wire of FIG. 1 with the K-wire tip protector mounted thereon;

FIG. 3 is a front elevational view of the K-wire tip protector of the K-wire tip of FIG. 2;

FIG. 4 is a side view of the K-wire tip protector of the K-wire tip of FIG. 2;

FIG. 5 is a front elevational view of the K-wire tip protector of the male end of the K-wire of FIG. 2;

fig. 6 is a side view of the k-wire tip protector of the male end of the k-wire of fig. 2.

Wherein, fig. 1-6:

1. a Kirschner wire; 11. a tip; 12. a convex end;

2. a first protective housing; 21. an elastic mounting post; 211. a tip recess; 22. a protective cover;

3. a second protective housing; 31. an elastic mounting post; 311. a male end recess; 32. a protective cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

As described in the background art, the kirschner wire commonly used in orthopaedics in the prior art has a left end part and a right end part, one end part is a tip, namely a two-edge, three-edge or four-edge cone shape, the other end part is a convex end, after the kirschner wire is fixed on a human skeleton, the two end parts are exposed, so that on one hand, the two end parts can hurt people or scratch clothes and the like if the user does not pay attention to the kirschner wire, on the other hand, the kirschner wire is easy to damage, and inconvenience is brought to normal use.

Based on this, the utility model provides a first protector of ke shi needle during the use, compare in the head of ke shi needle with traditional adoption empty glass bottle cover, when the most advanced recess of ke shi needle was inserted, elastic deformation can take place according to most advanced size for most advanced recess, when the protruding end of ke shi needle was inserted the protruding end recess, elastic deformation can take place according to the size of protruding end for the protruding end recess, can avoid the most advanced and the protruding end of ke shi needle to drop from first protection casing and second protection casing, improved the firm degree of installation.

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

As shown in fig. 1, it is a schematic perspective view of a kirschner wire 1 in the prior art, which has a tip 11 and a convex end 12, the tip 11 is located at the left side of the kirschner wire 1, and the convex end 12 is located at the right end of the kirschner wire 1.

In order to protect the tip 11 and the convex end 12 of the k-wire 1, the present embodiment provides a k-wire head protector, as shown in fig. 2-6, which comprises a first protective housing 2 and a second protective housing 3, the first protective housing 2 being adapted to the tip 11 of the k-wire 1, and the second protective housing 3 being adapted to the convex end 12 of the k-wire 1.

Wherein, the first protective shell 2 is provided with a tip groove 211 facing the tip 11 of the kirschner wire 1 and matching with the tip 11 of the kirschner wire 1, and the second protective shell 3 is provided with a convex end groove 311 facing the convex end 12 of the kirschner wire 1 and matching with the convex end 12 of the kirschner wire 1.

In addition, most advanced recess 211 and protruding end recess 311 all can take place elastic deformation, and when ke shi needle head tip 11 alternates into most advanced recess 211, most advanced recess 211 can be according to the size of the most advanced 11 adjustment of ke shi needle in a certain extent, and is same, when ke shi needle head protruding end 12 alternates into protruding end recess 311, protruding end recess 311 can be according to the size of the protruding end 12 of ke shi needle 1 and do the adaptability adjustment in a certain extent.

It should be noted that, the utility model discloses a most advanced recess 211 can be awl style of calligraphy recess, still can be for cross recess, still can be for other shapes, as long as ke shi needle point 11 alternates into the recess in, elastic deformation takes place for the recess to guarantee ke shi needle point 11's fastness, all be within the utility model discloses an within the protection scope, the utility model discloses do not limit to most advanced recess 211's shape.

Equally, it is to be explained that, the utility model discloses a bead recess 311 can be semi-circular recess, still can be for oval recess, still can be for other shapes, as long as ke shi needle head bead 12 alternates into the recess in, elastic deformation takes place for the recess to guarantee the fastness of ke shi needle head bead 12, all be in the utility model discloses an within the protection scope, the utility model discloses do not injectly to bead recess 311's shape.

In an embodiment of the present invention, as shown in fig. 3 and 4, the first protection casing 2 includes a protection cover 22, an opening at one end of the protection cover is provided with a cavity, the cavity is conducted with the opening, the outer contour of the protection cover 22 is hemispherical, but not limited to hemispherical, and can be other arc-shaped bodies, if contacting with the skin of a patient, the comfort level of the patient can be increased, all the protection range of the present invention is that the protection cover 22 is made of transparent material, the identification degree of the tip 11 of the kirschner needle head is increased, and after the tip 11 of the kirschner needle 1 is inserted, whether the installation is in place or not is convenient to observe.

As shown in fig. 3 and 4, the elastic mounting column 21 further comprises an elastic mounting column 21, the tip end groove 211 is located on the elastic mounting column 21, the elastic mounting column 21 is arranged along the length direction and extends from one end of the protection cover 22 away from the opening to the opening end, the elastic mounting column 21 is made of a soft silica gel material and can be elastically deformed within a certain range, so that the insertion is facilitated, and the stability is improved.

In the utility model discloses in further embodiment, as shown in fig. 5 and fig. 6, second protection casing 3 includes safety cover 32, and its one end opening establishes the cavity in, and cavity and opening switch on, and the outline of safety cover 32 is the hemisphere type, but does not confine to the hemisphere yet, still can be for other arc-shaped bodies, as long as with patient's skin contact time, can increase patient's comfort level, all be in the utility model discloses an within the protection scope, safety cover 32 is made by transparent material simultaneously, increases the degree of discernment of gram formula syringe needle protruding end 12, inserts the back when 1 protruding end 12 of ke shi needle, is convenient for observe whether to install in place.

As shown in fig. 5 and 6, the elastic mounting column 31 further includes an elastic mounting column 31, the convex end groove 311 is located on the elastic mounting column 31, the elastic mounting column 31 is arranged along the length direction, and extends from one end of the protection cover 32 away from the opening to the opening end, the elastic mounting column 31 is made of a soft silica gel material, and can be elastically deformed within a certain range, so that the insertion is facilitated, and the stability is increased.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a first protection casing of kirschner wire head protector, its characterized in that includes with the first protection casing of the most advanced adaptation of kirschner wire and with the second protection casing of the protruding end adaptation of kirschner wire, first protection casing orientation one side at the most advanced of kirschner wire be equipped with the most advanced recess that matches of kirschner wire, second protection casing orientation one side at the protruding end of kirschner wire be equipped with the protruding end recess that matches of the protruding end of kirschner wire, most advanced recess with elastic deformation can all take place for the protruding end recess.

2. The k-wire head protector as defined in claim 1 wherein, said tip recess is provided as a pyramid recess.

3. The k-wire tip protector as defined in claim 1 wherein said tip recess is provided as a cross-shaped recess.

4. The k-wire tip protector as defined in claim 1 wherein said male end groove is provided as a semi-circular groove.

5. The k-wire tip protector as defined in claim 1 wherein said male end recess is provided as an oval recess.

6. The Kirschner wire tip protector of any of claims 1-5, wherein the first protective housing comprises a protective cap having an open end and a cavity therein, and a resilient mounting post fixedly mounted to the cavity, the tip recess being located on the resilient mounting post.

7. The Kirschner wire tip protector of claim 6, wherein the second protective housing comprises a protective cover with an open end and a cavity therein, and a resilient mounting post fixedly mounted to the cavity, the male end recess being located on the resilient mounting post.

8. The k-wire tip protector as defined in claim 7 wherein said resilient mounting post is made of soft silicone.

9. The k-wire tip protector of claim 7 wherein the protective shield is made of a transparent material.

10. The k-wire tip protector of claim 7 wherein the protective shield is hemispherical.