CN217310613U

CN217310613U - Kirschner wire protective sleeve

Info

Publication number: CN217310613U
Application number: CN202220325835.4U
Authority: CN
Inventors: 马麟
Original assignee: Nanbu County People's Hospital
Current assignee: Nanbu County People's Hospital
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-08-30
Anticipated expiration: 2032-02-17

Abstract

The utility model belongs to medical treatment protective articles for use field especially relates to a ke shi needle lag. The technology comprises a protective sleeve body, wherein the protective sleeve body comprises a bell-mouthed lower end part, and the lower end part is downwards opened; the top of the lower end part is fixedly provided with a tightening part for tightening the Kirschner wire, the top of the tightening part is provided with an upper end part for abutting against the end part of the Kirschner wire, the inner cavities of the lower end part, the tightening part and the upper end part are communicated, and the top of the upper end part is sealed. By arranging the protective sleeve body, after the patient fracture is fixed by using the Kirschner wire, the protective sleeve is sleeved on the exposed end part of the Kirschner wire, so that the end part of the Kirschner wire is prevented from being hung on the patient or medical staff; through setting up the tightening part for the lag body can be comparatively stable fix on the tip of ke shi needle, and easy operation, convenient to use.

Description

Kirschner wire protective sleeve

Technical Field

The utility model belongs to medical treatment protective articles for use field especially relates to a ke shi needle lag.

Background

The kirschner wire is a commonly used internal fixation material in orthopedics, and is used for fixing short fracture or lacerated fracture and other fracture with low stress.

One end of the Kirschner wire is exposed out of the body of a patient after being fixed, but the Kirschner wire is hard and sharp at the end, and is easy to stab the patient or medical personnel or damage clothes, bedding and the like if not protected, so that the Kirschner wire is dangerous.

SUMMERY OF THE UTILITY MODEL

According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: provided is a K-wire protective cover which can fix the end part of a K-wire exposed outside.

The Kirschner wire protecting sleeve comprises a protecting sleeve body, wherein the protecting sleeve body comprises a lower end part in a horn mouth shape, and the lower end part is opened downwards; the top of the lower end part is fixedly provided with a tightening part for tightening the Kirschner wire, the top of the tightening part is provided with an upper end part for abutting against the end part of the Kirschner wire, the inner cavities of the lower end part, the tightening part and the upper end part are communicated, and the top of the upper end part is sealed.

Further, the tightening part is made of a soft material; the tightening part comprises a first shrink layer and a second shrink layer; the cross sections of the first contraction layer and the second contraction layer are annular, and the second contraction layer is sleeved outside the first rope contraction layer; the first contraction layer is sleeved with a rubber band used for tightening the Kirschner wire, the rubber band is positioned in the second contraction layer, and the first contraction layer is communicated with the lower end part and the upper end part respectively.

Furthermore, a rubber layer for skid resistance is fixedly arranged on the inner wall of the first contraction layer.

Furthermore, the upper part of the upper end part is cylindrical, and the upper end part is made of hard materials; the upper portion of upper end has seted up the spout along lateral wall a week, install on the lateral wall of upper end with spout sliding fit's slider, be provided with telescopic connecting portion on the slider.

Furthermore, a T-shaped notch used for connecting the sliding block in the sliding groove is formed in the top of the upper end portion.

Furthermore, the connecting portion comprises a first sleeve rod transversely arranged on the outer side wall of the sliding block, a first sliding rod is arranged in the first sleeve rod in a threaded mode, and the free end of the first sliding rod extends out of the first sleeve rod and is provided with a first magnetic block.

Furthermore, connecting portion have seted up the draw-in groove including transversely setting up the second loop bar on the slider lateral wall on the lateral wall of second loop bar, and it merges to keeping away from the flexible second slide bar of slider one side with second loop bar block assembly to slide to be provided with in the draw-in groove, and the second magnetic path is installed to the one side that the slider was kept away from to the second slide bar.

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

by arranging the protective sleeve body, after the patient fracture is fixed by using the Kirschner wire, the protective sleeve is sleeved on the exposed end part of the Kirschner wire, so that the end part of the Kirschner wire is prevented from being hung on the patient or medical staff; through setting up the tightening part for the lag body can be comparatively stable fix on the tip of ke shi needle, and easy operation, convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a top view of the structure shown in FIG. 1;

FIG. 3 is a longitudinal cross-sectional view of the structure shown in FIG. 1;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic structural diagram of another embodiment of the present invention;

fig. 6 is a sectional view taken along a-a in fig. 5.

Names of components in the drawings: 1. the device comprises a lower end part 2, a tightening part 3, an upper end part 4, a sliding groove 5, a sliding block 6, a first loop bar 7, a first sliding bar 8, a T-shaped notch 9, a first magnetic block 10, a second loop bar 11, a second sliding bar 12, a clamping groove 13, a push block 14, an elastic sheet 15 and a clamping block.

Detailed Description

The present invention is further described with reference to the following embodiments, which are not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Example 1

The first embodiment of the present invention, referring to fig. 1 to 4, is a kirschner wire protective sleeve, which comprises a protective sleeve body, wherein the protective sleeve body comprises a lower end portion 1 in a horn shape, and the lower end portion 1 is open downward; the top of lower tip 1 is fixed with the tightening part 2 that is used for tightening up the kirschner wire, and the top of tightening part 2 has the upper end 3 that is used for propping against the kirschner wire tip, and the inner chamber of lower tip 1, tightening part 2 and upper end 3 is linked together, and the top of upper end 3 seals.

Specifically, the lower end part 1 is in a horn mouth shape with a wide lower part and a narrow upper part, and the diameter of the Kirschner wire is smaller than the width of the inner cavity of the upper end part 3. During the use, with the lag body from lower tip 1 suit in the exposed one of ke shi needle outside, make the tip of ke shi needle pass lower tip 1 in proper order, tighten up portion 2 and support tightly in the inner chamber of upper end portion 3, and fix the lag body at ke shi needle tip through tightening up portion 2, prevent to a certain extent that the lag body from droing, make patient or medical staff can not by the tip fish tail of ke shi needle, reduce the potential safety hazard because of the ke shi needle tip brings.

Wherein, the lower end part 1 can be made of hard material support or soft material.

Example 2

This embodiment will further explain the technology, the tightening part 2 is made of soft material; the tightening part 2 includes a first shrink layer and a second shrink layer; the cross sections of the first contraction layer and the second contraction layer are annular, and the second contraction layer is sleeved outside the first rope contraction layer; the rubber band that is used for tightening up the kirschner wire is overlapped on the first shrink layer, and the rubber band is located the second shrink layer to with cartridge this internal kirschner wire tip cramp of lag, first shrink layer communicates lower tip 1 and upper end 3 respectively.

Specifically, the top and the bottom of the first contraction layer and the second contraction layer are both opened, the bottoms of the first contraction layer and the second contraction layer are both fixedly connected to the top of the lower end part 1, the tops of the first contraction layer and the second contraction layer are both fixedly connected to the bottom of the upper end part 3, at least one rubber band is arranged, the diameter of an inner ring of the rubber band is smaller than that of the kirschner wire, so that the kirschner wire is tightened, the more the number of the rubber bands are, the more firmly the protection sleeve body is sleeved on the kirschner wire, and the protection sleeve body is not easy to fall off; the tightening part 2 may be made of soft material such as canvas and rubber, and is connected to the lower end part 1 and the upper end part 3 by sewing, gluing, or the like.

Preferably, when the rubber bands are arranged to be more than two, the rubber bands are separated by sewing on the first contraction layer and the second contraction layer, and therefore the rubber bands are not influenced mutually.

Example 3

The technique is further explained in this embodiment, fixedly on the inner wall of first shrink layer being provided with and being used for skid-proof rubber layer to further prevent that lag body suit from dropping behind the kirschner wire tip, make lag body installation more firm.

Example 4

In this embodiment, the upper portion of the upper end portion 3 is cylindrical, and the upper end portion 3 is made of hard material; the upper portion of upper end 3 has seted up spout 4 along lateral wall a week, install on the lateral wall of upper end 3 with 4 sliding fit's of spout slider 5 to make slider 5 can slide around the lateral wall a week of upper end 3, be provided with telescopic connecting portion on slider 5, with the lag body fixed with other lag body couplings when needs.

Specifically, the longitudinal section of the sliding chute 4 is in a T shape, one side of the sliding block 5, which is close to the upper end part 3, is provided with a T-shaped convex part which is in sliding fit with the sliding chute 4, the convex part is in sliding clamping in the sliding chute 4, and the connecting part is fixedly connected to the outer wall of one side of the sliding block 5, which is far away from the upper end part 3; wherein, the edges of the convex part and the chute 4 are chamfered. The two protective sleeves can be fixedly connected through the connecting parts facing the Kirschner wires which are close to each other and used for fixing the patient, the two Kirschner wires are fixedly connected, and the two Kirschner wires form stable support to a certain extent, so that the patient is prevented from being possibly inclined due to movement or collision to the Kirschner wires to a certain extent.

Example 5

The technology is further explained in the embodiment, a T-shaped notch 8 used for connecting the sliding block 5 in the sliding groove 4 is formed in the top of the upper end portion 3, so that when the protective sleeve body is used alone, the sliding block 5 and the connecting portion are taken down, and the situation that the kirschner wire is inclined due to the fact that the connecting portion is hooked on clothes and bedding and even a secondary injury is caused to a patient is avoided.

Specifically, the top of T type breach 8 and the equal opening in one side that is located on 3 lateral walls of upper end, during the use, aim at T type breach 8 with the convex part of slider 5 after from last down pressing, it can to be located spout 4 until slider 5.

Example 6

In this embodiment, the technology will be further described, the connecting portion includes a first sleeve 6 transversely disposed on an outer side wall of the slider 5, and a first sliding rod 7 is threadedly inserted into an end of the first sleeve 6 away from the slider 5, so as to adjust the length by rotating the first sliding rod 7; the free end of the first sliding rod 7 extends to the outside of the first sleeve 6 and is provided with a first magnetic block 9 so as to be connected with connecting parts on other protective sleeve bodies through the first magnetic block 9.

Specifically, the first sleeve rod 6 is tubular, one end of the first sleeve rod 6 is fixedly connected with the sliding block 5, the other end of the first sleeve rod 6 is open, an inner thread is arranged on the inner wall of the first sleeve rod 6, an outer thread is arranged on the outer wall of the first sliding rod 7, one end of the first sliding rod 7 is connected in the first sleeve rod 6 in a threaded mode, and the length of the connecting portion is adjusted by rotating the first sliding rod 7; the free end of the first slide bar 7, namely the outer wall of one end which is not inserted in the first loop bar 6, is provided with a convex limiting part, so that the diameter of the inserted end of the first slide bar 7 is smaller than that of the limiting part, the first slide bar 7 is convenient to rotate, and a first magnetic block 9 is fixedly embedded on one side, far away from the slide block 5, of the limiting part.

When in use, the length is adjusted by rotating the first sliding rod 7; when the two Kirschner wires need to be connected and supported, the two protective sleeve bodies are respectively sleeved at the end parts of the Kirschner wires, the length is adjusted through the first sliding rod 7, and finally the two first magnetic blocks 9 are magnetically attracted to each other for fixing.

In practical applications, a slot may be formed at a free end of the first sliding rod 7, and when two first sliding rods 7 need to be fixed, the two first sliding rods are connected by a clamping or riveting method, which is not limited to this embodiment.

Example 7

A second embodiment of the present invention; referring to fig. 5 and 6, in this embodiment, the technology is further described, the connecting portion includes a second loop bar 10 transversely disposed on an outer side wall of the slider 5, a clamping groove 12 is formed on a side wall of the second loop bar 10, a second sliding rod 11 which is engaged with the second loop bar 10 and extends and retracts towards a side away from the slider 5 is slidably disposed in the clamping groove 12, and a second magnetic block is mounted on a side of the second sliding rod 11 away from the slider 5.

Specifically, the clamping groove 12 is provided with a fixed section and a sliding section, the fixed section is positioned on the front side of the second sleeve rod 10, the sliding section is positioned on the rear side of the fixed section and positioned in the second sleeve rod 10, the fixed section is communicated with the sliding section, one side of the fixed section and one side of the sliding section, which are far away from the sliding block 5, are opened, and two sides of the fixed section are in a sawtooth shape; one end of the second slide bar 11 extends into the clamping groove 12, one end of the second slide bar 11 extends into the clamping groove is fixedly connected with an elastic sheet 14, the elastic sheet 14 is fixedly connected with a clamping block 15 which is clamped and matched with the fixed section, the clamping block 15 is fixedly connected with a T-shaped pushing block 13, the clamping block 15 is located in the fixed section, the elastic sheet 14 is located in the sliding section, the pushing block 13 extends out of the fixed section, when the pushing block 13 is pressed, the clamping block 15 extrudes the elastic sheet 14, the clamping block 15 enters the sliding cavity, the second slide bar 11 can slide, when the pushing block 13 is loosened, the clamping block 15 is clamped in the fixed section by the resilience of the elastic sheet 14, the clamping block 15 is the same as each sawtooth-shaped cavity of the fixed section, the clamping block 15 is limited to move, and the length of the second slide bar 11 is adjusted. A second magnetic block is fixedly embedded in one end, which does not extend into the clamping groove 12, of the second sliding rod 11, so as to be connected with the connecting parts of other protective sleeve bodies when needed.

Claims

1. The utility model provides a ke shi needle lag, includes the lag body, its characterized in that: the protective sleeve body comprises a horn-mouth-shaped lower end part (1), and the lower end part (1) is open downwards; the top of lower tip (1) is fixed to be provided with and is used for tightening up the tightening part (2) of ke shi needle, and the top of tightening part (2) has upper end (3) that is used for propping against the ke shi needle tip, and the inner chamber of lower tip (1), tightening part (2) and upper end (3) is linked together, and upper end (3) top is sealed.

2. A protective sheath for k-wire as defined in claim 1 wherein: the tightening part (2) is made of soft material; the tightening part (2) comprises a first shrink layer and a second shrink layer; the cross sections of the first contraction layer and the second contraction layer are annular, and the second contraction layer is sleeved outside the first rope contraction layer; the first contraction layer is sleeved with a rubber band used for tightening the Kirschner wire, the rubber band is positioned in the second contraction layer, and the first contraction layer is respectively communicated with the lower end part (1) and the upper end part (3).

3. A protective sheath for k-wire as claimed in claim 2, wherein: and a rubber layer for skid resistance is fixedly arranged on the inner wall of the first contraction layer.

4. A protective sheath for k-wire as claimed in claim 3, wherein: the upper part of the upper end part (3) is cylindrical, and the upper end part (3) is made of hard material; the upper portion of upper end portion (3) has seted up spout (4) along lateral wall a week, install on the lateral wall of upper end portion (3) with spout (4) sliding fit's slider (5), be provided with telescopic connecting portion on slider (5).

5. A k-wire protective sheath according to claim 4, wherein: the top of the upper end part (3) is provided with a T-shaped notch (8) for connecting the sliding block (5) in the sliding groove (4).

6. A protective sheath for k-wire as claimed in claim 5, wherein: connecting portion are including transversely setting up first loop bar (6) on slider (5) lateral wall, and one of keeping away from slider (5) of first loop bar (6) is served the spiral shell and is equipped with first slide bar (7), and the free end of first slide bar (7) extends to outside first loop bar (6) and is provided with first magnetic path (9).

7. A protective sheath for k-wire as claimed in claim 5, wherein: the connecting portion include transversely set up second loop bar (10) on slider (5) lateral wall, seted up draw-in groove (12) on the lateral wall of second loop bar (10), it is provided with in draw-in groove (12) and closes and to keeping away from flexible second slide bar (11) of slider (5) one side with second loop bar (10) block fit, and the second magnetic path is installed to the one side that slider (5) were kept away from in second slide bar (11).