Kirschner wire convenient to pull out
By setting a rotating column inside the Kirschner wire and a protrusion on the outside of the friction plate, the problem of unstable extraction of traditional Kirschner wires is solved, and a stable extraction effect is achieved.
Patent Information
- Application Number
- CN202422753604.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-12
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-11-12
AI Technical Summary
Traditional Kirschner wires are difficult to remove effectively because their smooth outer surface makes them unstable to hold.
A rotating post is provided at one end of the Kirschner wire body, and a protrusion is provided on the outside of the friction plate. The clamp body can stably clamp the friction plate, and the wire can be stably pulled out by rotating the rotating post.
This method enables stable extraction of Kirschner wires, avoiding the instability issues associated with traditional extraction methods.
Smart Images
Figure CN223845739U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to medical instrument technical field, concretely is a kirschner wire convenient to pull out. BACKGROUND
[0002] Kirschner wire is a kind of internal fixation material commonly used in orthopedics, is used to fix short fracture or avulsion fracture and the fracture fixation of little stress, also be used in the fixation of temporary fracture block in orthopedic surgery, kirschner wire needs to be inserted into the inside of patient's skin when using, for the convenience of use, kirschner wire is all set with cylindrical shape, and the end is set as pointed end, after completing use, it needs to be pulled out, the traditional pulling-out mode adopts the clamping equipment to clamp one end and carries out pulling-out action, since the outside of the column body is smooth and is arc contact with the clamping equipment contact surface, it has the problem of unstable clamping, therefore, to solve the above problems, a kirschner wire convenient to pull out is provided. SUMMARY
[0003] The utility model discloses a kirschner wire convenient to pull out to solve the problems in the background art.
[0004] To achieve the above object, the utility model provides the following technical scheme:
[0005] As an optional scheme of the kirschner wire convenient to pull out, the kirschner wire convenient to pull out includes kirschner wire body, protective sleeve and protruding ring.
[0006] The bottom of the kirschner wire body is provided with the protective sleeve for protection.
[0007] The outer side of the kirschner wire body is integrally provided with the protruding ring uniformly distributed.
[0008] The top of the kirschner wire body is provided with the friction unit for facilitating the pulling out of the kirschner wire body.
[0009] The friction unit includes friction plate, protruding block and rotating column, the two sides of the friction plate are fixedly connected with the protruding block uniformly distributed, one side of the friction plate is fixedly connected with the rotating column, the outer side of the rotating column is integrally provided with the outer convex body uniformly distributed, and the rotating column is rotatably connected with the kirschner wire body through the outer convex body.
[0010] As an optional scheme of the kirschner wire convenient to pull out, the friction plate is provided in flat shape.
[0011] As an optional scheme of the kirschner wire convenient to pull out, the protective sleeve is made of rubber material.
[0012] When the Kirschner wire is used, it needs to be inserted into the inside of the skin of the patient, for the convenience of use, the Kirschner wire is provided in a cylindrical shape, and the end is provided in a pointed end, after the use is completed, it needs to be pulled out, the traditional pulling out mode adopts the clamping equipment to clamp one end to pull out, because the outside of the columnar Kirschner wire is in smooth contact with the contact surface of the clamping equipment, and is in arc contact, the Kirschner wire has the problem of unstable clamping, a rotating column which can rotate is arranged in one end of the Kirschner wire body, and a flat friction plate is installed on one side of the rotating column, a plurality of protruding protruding blocks are arranged on the outside of the friction plate, at this time, when the pulling out action is carried out, the pliers body clamps the friction plate, the protruding blocks on the outside of the friction plate facilitate the stable clamping of the pliers body, and the pliers body can be rotated under the action of the rotating column when being pulled out, so that the Kirschner wire body can be stably pulled out.
[0013] Compared with the prior art, the utility model has the beneficial effects that:
[0014] The utility model discloses a rotating column which can rotate is arranged in one end of the Kirschner wire body, and a flat friction plate is installed on one side of the rotating column, a plurality of protruding protruding blocks are arranged on the outside of the friction plate, at this time, when the pulling out action is carried out, the pliers body clamps the friction plate, the protruding blocks on the outside of the friction plate facilitate the stable clamping of the pliers body, and the pliers body can be rotated under the action of the rotating column when being pulled out, so that the Kirschner wire body can be stably pulled out. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is the whole structure schematic diagram of the utility model;
[0016] Figure 2 It is the structure schematic diagram of the utility model friction unit.
[0017] In the drawing: 1, Kirschner wire body;2, protective sleeve;3, protruding ring;4, friction unit;401, friction plate;402, protruding block;403, rotating column;404, outer convex body. DETAILED DESCRIPTION
[0018] The technical scheme in the embodiments of the utility model will be apparently and completely described below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the range of protection of the utility model.
[0019] Embodiment 1: please refer to Figure 1 And Figure 2 The utility model provides a technical scheme:
[0020] A convenient pull-out Kirschner wire, comprising a Kirschner wire body 1, a protective sleeve 2 and a convex ring 3;
[0021] The bottom of the Kirschner wire body 1 is provided with the protective sleeve 2 for protection;
[0022] The outer side of the Kirschner wire body 1 is integrally provided with the uniformly distributed convex ring 3;
[0023] The top of the Kirschner wire body 1 is provided with the friction unit 4 for facilitating the pull-out of the Kirschner wire body 1;
[0024] The friction unit 4 comprises a friction plate 401, convex blocks 402 and a rotating column 403, the two sides of the friction plate 401 are fixedly connected with the uniformly distributed convex blocks 402, one side of the friction plate 401 is fixedly connected with the rotating column 403, the outer side of the rotating column 403 is integrally provided with the uniformly distributed convex bodies 404, and the rotating column 403 is rotatably connected with the Kirschner wire body 1 through the convex bodies 404.
[0025] The friction plate 401 is flat.
[0026] The protective sleeve 2 is made of rubber.
[0027] When the Kirschner wire is used, it needs to be inserted into the patient's skin, for convenient use, the Kirschner wire is in a cylindrical shape, and the end is in a pointed shape, after use, it needs to be pulled out, the traditional pull-out method uses a clamping device to clamp one end to pull it out, because the outer side of the cylindrical Kirschner wire is in smooth contact with the clamping device, and the contact is an arc surface, it has the problem of unstable clamping, the rotating column 403 which can rotate is arranged in one end of the Kirschner wire body 1, and the one side of the rotating column 403 is provided with the flat friction plate 401, a plurality of convex convex blocks 402 are arranged on the outer side of the friction plate 401, at this time, when pulling out, the pincer body clamps the friction plate 401, the convex blocks 402 on the outer side of the friction plate 401 facilitate the stable clamping of the pincer body, under the action of the rotating column 403, the pincer body can rotate to ensure that the Kirschner wire body 1 is pulled out stably;
[0028] In this embodiment, the protective sleeve 2 on the outer side of the Kirschner wire body 1 is used to protect the pointed end of the Kirschner wire body 1, to avoid hurting other objects when not in use, and the convex ring 3 is arranged on the outer side of the Kirschner wire body 1, when the traction connecting rope is used to close the skin wound, the convex ring 3 is used to fix the connecting rope;
[0029] When the convex bodies 404 are arranged on the outer side of the rotating column 403, they can stably rotate in the Kirschner wire body 1, facilitate the rotation of the pincer body when pulling out the Kirschner wire body 1, and help the pull-out work of the Kirschner wire body 1.
[0030] It should be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.
[0031] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.
Claims
1. A convenient pull-out Kirschner wire, characterized in that: comprising a Kirschner wire body (1), a protective sleeve (2) and a convex ring (3); the bottom of the Kirschner wire body (1) is provided with the protective sleeve (2) for protection; the outer side of the Kirschner wire body (1) is integrally provided with uniformly distributed convex rings (3); the top of the Kirschner wire body (1) is provided with a friction unit (4) for conveniently pulling out the Kirschner wire body (1); the friction unit (4) comprises a friction plate (401), a convex block (402) and a rotating column (403), the two sides of the friction plate (401) are fixedly connected with uniformly distributed convex blocks (402), one side of the friction plate (401) is fixedly connected with the rotating column (403), the outer side of the rotating column (403) is integrally provided with uniformly distributed outer convex bodies (404), and the rotating column (403) is rotatably connected with the Kirschner wire body (1) through the outer convex bodies (404). The friction plate (401) is provided in a flat shape. The protective sleeve (2) is made of rubber material. 2. The easy-to-pull K-wire of claim 1, wherein: 3. The easy-to-pull K-wire of claim 1, wherein: