CN211862946U

CN211862946U - Novel broken nail extractor for orthopedic surgery

Info

Publication number: CN211862946U
Application number: CN201920397350.4U
Authority: CN
Inventors: 陈滔; 付文华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-11-06
Anticipated expiration: 2029-03-21

Abstract

The utility model discloses a novel disconnected nail extractor that orthopedic surgery used, including body, screw rod, baffle and head rod, the welding of body inner wall has the mount, and has seted up the screw hole in the mount, spacing hole has been seted up to body bottom face, the head rod welding is at the bottom face of body, the welding of the top face of baffle has the second connecting rod, the welding of screw rod bottom face has the tool bit, the one end welding that the screw rod deviates from the tool bit has the handle. The utility model discloses possess simple structure, the simple operation prevents to cause the secondary injury to patient and has more the advantage of practicality.

Description

Novel broken nail extractor for orthopedic surgery

Technical Field

The utility model relates to the technical field of bone external surgical instruments, in particular to a novel broken nail extractor for bone surgery.

Background

The novel broken nail extractor for the bone surgery comprises: at present, the fractured bone is usually fixed by metal screws in the bone surgery, and the bone connection of the metal screws is reliable and firm after the bone fracture patient uses the metal screws, but the fracture of the screws can be caused due to the frequent movement of the patient or the quality problem of the metal screws, so the recovery of the bone fracture patient is influenced, and the screws are required to be taken out to perform the bone surgery again.

However, the existing operators mostly use forceps to clamp, but the clamping precision is low, secondary damage is easily caused to patients, and meanwhile, the operation is inconvenient, the operation time is long, and the operation is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel disconnected nail extractor that orthopedic surgery used possesses simple structure, and the simple operation prevents to cause the secondary injury and has more the advantage of practicality to patient, has solved present operator and has used tweezers more and press from both sides and get, and nevertheless the precision is lower when pressing from both sides and get, causes the secondary injury to patient easily, and the concurrent operation is inconvenient, causes operating time longer, influences the problem of operation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel disconnected nail extractor that orthopedic surgery used, includes body, screw rod, baffle and head rod, the welding of body inner wall has the mount, and has seted up the screw hole in the mount, spacing hole has been seted up to body bottom face, the head rod welding is at the bottom face of body, the welding of the top face of baffle has the second connecting rod, the welding of screw rod bottom face has the tool bit, the one end welding that the screw rod deviates from the tool bit has the handle.

Preferably, the number of the fixing frames is two, and the two fixing frames are distributed in an equidistant array by the tube body.

Preferably, one end of the second connecting rod, which is far away from the partition plate, is slidably sleeved on the first connecting rod.

Preferably, the top end face of the partition plate is welded with a spring, the spring is installed on the outer surface of the second connecting rod, and one end of the spring, which deviates from the partition plate, is welded on the bottom end face of the pipe body.

Preferably, the screw rod is rotatably installed in the threaded hole, the screw rod is slidably installed in the limiting hole, and the screw rod penetrates through the partition plate.

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

1. the utility model discloses a set up the body, when having reached the disconnected nail extractor that novel bone surgery used and having used, operating personnel presses close to the baffle of body bottom face and needs the position that patient need get the nail, the tool bit department contact of making screw rod bottom face simultaneously is followed closely absolutely, operating personnel rotates the handle simultaneously, the handle is rotatory downwards in the screw hole of mount, it takes out to drive disconnected nail spiral simultaneously, when disconnected nail passes through the tool bit during spiral and rotates the admission pipe body, disconnected nail enters into the body through spacing hole in, conveniently take out, simple structure when making the disconnected nail extractor that bone surgery used, and the simple operation, conveniently takes out disconnected nail, prevent directly to press from both sides the effect that the disconnected nail caused the secondary injury to patient through slowly rotating the screw rod simultaneously.

2. The utility model discloses a set up the baffle, when having reached the disconnected nail extractor of novel orthopedic surgery usefulness and using, operating personnel is when getting disconnected nail, and the baffle contacts the position that patient need get the nail earlier, slides on the head rod through the second connecting rod simultaneously, through outside spring, prevents that medical personnel's maloperation from directly pressing down the body, reduces pressing force through the spring, prevents that the misoperation from causing the effect of secondary injury to patient.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic view of the overlooking internal structure of the tube body of the present invention;

fig. 3 is a schematic view of the bottom structure of the tube body of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a cutter head; 2. a pipe body; 3. a fixed mount; 4. a screw; 5. a grip; 6. a partition plate; 7. a threaded hole; 8. a limiting hole; 9. a first connecting rod; 10. a spring; 11. a second connecting rod.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides an embodiment: a novel broken nail extractor for orthopedic surgery comprises a pipe body 2, two screws 4, a partition plate 6 and a first connecting rod 9, wherein a fixing frame 3 is welded on the inner wall of the pipe body 2, threaded holes 7 are formed in the fixing frame 3, the fixing frame 3 is provided with two fixing frames 3, the two fixing frames 3 are distributed in an equidistant array mode through the pipe body 2, a limiting hole 8 is formed in the bottom end face of the pipe body 2, a tool bit 1 is welded on the bottom end face of each screw 4, a handle 5 is welded at one end, away from the tool bit 1, of each screw 4, the screws 4 are rotatably installed in the threaded holes 7, the screws 4 are slidably installed in the limiting holes 8, the screws 4 penetrate through the partition plate 6, when the novel broken nail extractor for orthopedic surgery is used, an operator presses the partition plate 6 on the bottom end face of the pipe body 2 close to a position where a patient needs to take nails, meanwhile, the tool bit, handle 5 rotates downwards in the screw hole 7 of mount 3, drives disconnected nail spiral simultaneously and takes out, and when disconnected nail passed through tool bit 1 during the spiral rotated and got into in body 2, disconnected nail entered into body 2 through spacing hole 8 in, conveniently takes out, simple structure when making the disconnected nail extractor of bone surgery usefulness use, the simple operation conveniently takes out disconnected nail, prevents directly pressing from both sides through slowly rotating screw rod 4 simultaneously and gets the effect that disconnected nail caused the secondary injury to patient.

First connecting rod 9 welds the bottom face at body 2, the top face welding of baffle 6 has second connecting rod 11, second connecting rod 11 deviates from the one end of baffle 6 and slides and cup joints on first connecting rod 9, the top face welding of baffle 6 has spring 10, the surface at second connecting rod 11 is installed to spring 10, and spring 10 deviates from the one end welding of baffle 6 at the bottom face of body 2, through setting up baffle 6, when having reached the disconnected nail extractor of novel orthopedic surgery usefulness, operating personnel is when getting disconnected nail, 6 first contact patient of baffle need get the position of nail, slide on first connecting rod 9 through second connecting rod 11 simultaneously, simultaneously through outside spring 10, prevent that medical personnel's maloperation from directly pressing into body 2, reduce the pressing force through spring 10, prevent that the misoperation from causing the effect of secondary injury to patient.

The working principle is as follows: the position that needs patient to get the nail is pressed close to baffle 6 of 2 bottom faces of body to operating personnel, make the disconnected nail of 1 department contact of tool bit of 4 bottom faces of screw rod simultaneously, operating personnel rotates handle 5 simultaneously, handle 5 rotates downwards in screw hole 7 of mount 3, it takes out to drive disconnected nail spiral simultaneously, when disconnected nail rotated the entering body 2 through tool bit 1 during the spiral, disconnected nail enters into body 2 through spacing hole 8 in, conveniently take out, simple structure when making the disconnected nail extractor of bone surgery usefulness use, the simple operation, the convenience is taken out disconnected nail, prevent directly pressing from both sides through slowly rotating screw rod 4 simultaneously and get the disconnected nail and cause the secondary injury to patient. When getting disconnected nail, the baffle 6 contacts the position that patient need get the nail earlier, slides on head rod 9 through second connecting rod 11 simultaneously, through outside spring 10 simultaneously, prevents that medical personnel's maloperation from directly pressing down body 2, reduces the pressing force through spring 10, prevents that the misoperation from causing secondary damage to patient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel disconnected nail extractor that orthopedic surgery used, includes body (2), screw rod (4), baffle (6) and head rod (9), its characterized in that: the welding of body (2) inner wall has mount (3), and has seted up screw hole (7) in mount (3), spacing hole (8) have been seted up to body (2) bottom face, head rod (9) welding is at the bottom face of body (2), the welding of the top face of baffle (6) has second connecting rod (11), the welding of screw rod (4) bottom face has tool bit (1), the welding of the one end that screw rod (4) deviates from tool bit (1) has handle (5).

2. A novel bone surgical broken nail extractor according to claim 1, wherein: the number of the fixing frames (3) is two, and the two fixing frames (3) are distributed in an equidistant array mode through the pipe bodies (2).

3. A novel bone surgical broken nail extractor according to claim 1, wherein: one end of the second connecting rod (11) departing from the clapboard (6) is sleeved on the first connecting rod (9) in a sliding manner.

4. A novel bone surgical broken nail extractor according to claim 1, wherein: the top end face welding of baffle (6) has spring (10), and the surface at second connecting rod (11) is installed in spring (10), and the one end welding that just spring (10) deviates from baffle (6) is at the bottom face of body (2).

5. A novel bone surgical broken nail extractor according to claim 1, wherein: the screw rod (4) is rotatably installed in the threaded hole (7), the screw rod (4) is slidably installed in the limiting hole (8), and the screw rod (4) penetrates through the partition board (6).