CN211583461U

CN211583461U - Orthopedic fixed screw guiding and positioning clamp

Info

Publication number: CN211583461U
Application number: CN202020171780.7U
Authority: CN
Inventors: 张元昆
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-15
Filing date: 2020-02-15
Publication date: 2020-09-29
Anticipated expiration: 2030-02-15

Abstract

The utility model belongs to the technical field of orthopedic instruments, especially, orthopedics fixed screw guiding orientation pincers, to current orthopedic surgery process of carrying out, need carry out the screw fixation on the bone surgery position, and do not have the problem of the surgical instruments of fixing to the screw thread specially now, now propose following scheme, it includes left rotor arm and right rotor arm, left rotor arm and right rotor arm intersect and rotate the connection, the bottom of left rotor arm and right rotor arm is all fixed and is installed the ring, the top of left rotor arm and right rotor arm is all fixed and is installed the holding head, and one side that two holding heads are close to each other is all fixed the embedding and is equipped with the arc clamping piece, one side fixed mounting of left rotor arm has the arc, the top fixed mounting of arc has the rack; the utility model discloses convenient operation is swift, and this orthopedic instrument's location pincers body can accomplish the effect of fixing the screw in the operation, and convenient operation is swift, has wide marketing prospect.

Description

Orthopedic fixed screw guiding and positioning clamp

Technical Field

The utility model relates to an orthopedics apparatus technical field especially relates to an orthopedics fixed screw guiding orientation pincers.

Background

Orthopedic instruments generally refer to specialized medical instruments specifically used for orthopedic surgery. The food and drug administration is classified into the following parts: one type; two types and three types. Mainly divided into orthopaedics knife, orthopaedics scissors, orthopaedics forceps, orthopaedics hook, orthopaedics needle, orthopaedics scraper, orthopaedics awl, orthopaedics drill, orthopaedics saw, orthopaedics chisel, orthopaedics file/shovel, orthopaedics active instrument and the like according to the use and performance.

At present, in the process of performing orthopedic fracture surgery, screws are required to be fixed on the bone surgery position, and no surgical instrument specially used for fixing threads is provided at present, so that an orthopedic fixation screw guiding and positioning clamp is provided for solving the problems.

Disclosure of Invention

The utility model aims at solving the problem that the prior art has the problem of screw fixation in the process of orthopedic surgery, and does not have the defect of a surgical instrument specially used for fixing the screw thread, and provides the orthopedic fixation screw guiding and positioning clamp.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an orthopedic fixing screw guiding and positioning clamp comprises a left rotating arm and a right rotating arm which are crossed and rotationally connected, the bottoms of the left rotating arm and the right rotating arm are both fixedly provided with finger rings, the tops of the left rotating arm and the right rotating arm are both fixedly provided with clamping heads, one sides of the two clamping heads which are close to each other are both fixedly embedded with arc-shaped clamping sheets, an arc-shaped plate is fixedly arranged on one side of the left rotating arm, a rack is fixedly arranged on the top of the arc-shaped plate, one side of the right rotating arm is rotatably connected with a rotating shaft, one side of the rotating shaft is fixedly provided with a pressing block, the bottom of the rotating shaft is fixedly provided with a clamping block, and the fixture block is clamped with the rack, a mounting plate is fixedly mounted on one side of the right rotating arm, a limiting spring is fixedly mounted at the bottom of the mounting plate, and the bottom of the limiting spring is fixedly connected with the top of the limiting block.

Preferably, the outer side of the ring is sleeved with a threaded rubber pad, and fingers can be protected from being abraded by the threaded rubber pad.

Preferably, a pin shaft is rotatably connected to a cross point of the left rotating arm and the right rotating arm, and the left rotating arm and the right rotating arm can be rotatably connected by the pin shaft.

Preferably, one side fixed mounting of left rotor arm has the sliding seat, the sliding tray has been seted up to one side of sliding seat, sliding connection has the slide bar in the sliding tray, the slide bar is kept away from the one end of left rotor arm and the one side fixed connection of right rotor arm, utilizes sliding seat and slide bar can be so that left rotor arm and right rotor arm more firm when rotating, and can not take place the skew.

Preferably, one side of the right rotating arm is fixedly provided with a limiting block, the top of the limiting block is attached to the bottom of the rotating shaft, and the rotating shaft can be limited by the limiting block.

In the utility model, when the screw in the orthopedic operation needs to be clamped and fixed, two fingers of the medical staff are respectively inserted into two finger rings, then the pressing block is pressed to drive the rotating shaft to rotate, the rotating shaft drives the clamping block to move, when the clamping block is separated from the rack, the braking to the left rotating arm and the right rotating arm can be removed, then the fingers in the two finger rings are forcibly clamped to one side which is close to each other, so that the arc-shaped clamping piece is tightly attached to the outer side of the screw, at the moment, the pressing block is loosened, the pressing block can reset the rotating shaft under the reset elasticity of the limiting spring, at the moment, the clamping block can be clamped with the rack on the arc-shaped plate, thereby the left rotating arm and the right rotating arm can be fixed, the arc-shaped clamping piece can always fix the screw, and the fingers on the finger rings do not need to exert force, providing convenience for medical staff.

The utility model discloses convenient operation is swift, and this orthopedic instrument's location pincers body can accomplish the effect of fixing the screw in the operation, and convenient operation is swift, has wide marketing prospect.

Drawings

FIG. 1 is a schematic view of the overall structure of an orthopedic fixation screw guiding and positioning forceps of the present invention;

fig. 2 is a schematic three-dimensional structure diagram of the arc-shaped clamping piece of fig. 1 of the orthopedic fixation screw guiding and positioning forceps of the present invention;

fig. 3 is a schematic structural view of the sliding seat and the sliding rod of the orthopedic fixation screw guiding and positioning forceps of the present invention connected together.

In the figure: the clamping device comprises a left rotating arm 1, a right rotating arm 2, a ring 3, a clamping head 4, an arc clamping piece 5, an arc plate 6, a rack 7, a rotating shaft 8, a pressing block 9, a limiting block 10, a clamping block 11, a mounting plate 12, a limiting spring 13, a sliding seat 14, a sliding groove 15 and a sliding rod 16.

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.

Example one

Referring to fig. 1-3, an orthopedic fixation screw guiding and positioning clamp comprises a left rotating arm 1 and a right rotating arm 2, wherein the left rotating arm 1 and the right rotating arm 2 are connected in a crossed and rotating manner, the bottoms of the left rotating arm 1 and the right rotating arm 2 are both fixedly provided with a finger ring 3, the tops of the left rotating arm 1 and the right rotating arm 2 are both fixedly provided with a clamping head 4, the mutually adjacent sides of the two clamping heads 4 are both fixedly embedded with an arc-shaped clamping sheet 5, one side of the left rotating arm 1 is fixedly provided with an arc-shaped plate 6, the top of the arc-shaped plate 6 is fixedly provided with a rack 7, one side of the right rotating arm 2 is rotatably connected with a rotating shaft 8, one side of the rotating shaft 8 is fixedly provided with a pressing block 9, the bottom of the rotating shaft 8 is fixedly provided with a clamping block 11, the clamping block 11 is clamped with the rack 7, one side of the right rotating arm 2 is, and the bottom of the limiting spring 13 is fixedly connected with the top of the limiting block 10.

Example two

The improvement is further based on the first embodiment: the outer side of the ring 3 is sleeved with a threaded rubber pad, and fingers can be protected from being abraded by the threaded rubber pad; a pin shaft is rotatably connected to the intersection point of the left rotating arm 1 and the right rotating arm 2, and the left rotating arm 1 and the right rotating arm 2 can be rotatably connected by the pin shaft; a sliding seat 14 is fixedly installed on one side of the left rotating arm 1, a sliding groove 15 is formed in one side of the sliding seat 14, a sliding rod 16 is connected in the sliding groove 15 in a sliding mode, one end, far away from the left rotating arm 1, of the sliding rod 16 is fixedly connected with one side of the right rotating arm 2, and the sliding seat 14 and the sliding rod 16 can enable the left rotating arm 1 and the right rotating arm 2 to be more stable in rotation and not to deviate; one side of the right rotating arm 2 is fixedly provided with a limiting block 10, the top of the limiting block 10 is attached to the bottom of the rotating shaft 8, and the rotating shaft 8 can be limited by the limiting block 10.

In the embodiment, when the screw clamp is used, when screws in an orthopedic operation need to be clamped and fixed, two fingers of a medical worker are respectively inserted into the two finger rings 3, the pressing block 9 is pressed, the pressing block 9 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the clamping block 11 to move, when the clamping block 11 is separated from the rack 7, the brake on the left rotating arm 1 and the right rotating arm 2 can be released, then the fingers in the two finger rings 3 are clamped towards the sides close to each other, so that the arc-shaped clamping piece 5 is tightly attached to the outer side of the screw, the pressing block 9 is released at the moment, the rotating shaft 8 can be reset under the reset elasticity of the limiting spring 13, the clamping block 11 can be clamped with the rack 7 on the arc-shaped plate 6 at the moment, the left rotating arm 1 and the right rotating arm 2 can be fixed, and the arc-shaped clamping piece 5 can be fixed to the screw all the time, the fingers on the ring 3 do not need to be applied with force, thereby providing convenience for medical staff.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The orthopedic fixed screw guiding and positioning clamp comprises a left rotating arm (1) and a right rotating arm (2), and is characterized in that the left rotating arm (1) and the right rotating arm (2) are connected in a crossed manner, finger rings (3) are fixedly mounted at the bottoms of the left rotating arm (1) and the right rotating arm (2), clamping heads (4) are fixedly mounted at the tops of the left rotating arm (1) and the right rotating arm (2), arc-shaped clamping pieces (5) are fixedly embedded at the sides, close to each other, of the two clamping heads (4), an arc-shaped plate (6) is fixedly mounted at one side of the left rotating arm (1), a rack (7) is fixedly mounted at the top of the arc-shaped plate (6), a rotating shaft (8) is rotatably connected at one side of the right rotating arm (2), a pressing block (9) is fixedly mounted at one side of the rotating shaft (8), and a fixture block (11) is fixedly mounted at the bottom of the rotating shaft (8), and fixture block (11) and rack (7) looks block, one side fixed mounting of right turn movable arm (2) has mounting panel (12), the bottom fixed mounting of mounting panel (12) has spacing spring (13), and the top fixed connection of the bottom of spacing spring (13) and stopper (10).

2. The guiding and positioning forceps for orthopedic fixation screws as claimed in claim 1, characterized in that the outer side of the ring (3) is sleeved with a threaded rubber pad.

3. The orthopedic fixation screw guide positioning forceps of claim 1, characterized in that a pin is rotatably connected to the intersection of the left rotating arm (1) and the right rotating arm (2).

4. The orthopedic fixation screw guide positioning forceps as claimed in claim 1, characterized in that a sliding seat (14) is fixedly mounted on one side of the left rotating arm (1), a sliding groove (15) is formed on one side of the sliding seat (14), a sliding rod (16) is slidably connected in the sliding groove (15), and one end of the sliding rod (16) away from the left rotating arm (1) is fixedly connected with one side of the right rotating arm (2).

5. The orthopedic fixation screw guide positioning forceps as claimed in claim 1, characterized in that a limiting block (10) is fixedly mounted on one side of the right rotating arm (2), and the top of the limiting block (10) is attached to the bottom of the rotating shaft (8).