CN213310673U

CN213310673U - Medical humerus surgical neck fracture humerus head reduction fixator

Info

Publication number: CN213310673U
Application number: CN202020479378.5U
Authority: CN
Inventors: 杨凤超
Original assignee: Hunan Aimek Medical Equipment Co ltd
Current assignee: Hunan Aimek Medical Equipment Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-06-01
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a medical humerus surgical neck fracture humerus head fixer that resets, including the control box, the bottom of control box inner wall is rotated and is connected with the lead screw, the top of lead screw runs through the control box and extends to the top of control box, the lead screw extends to the one end fixedly connected with nut at control box top, one side fixedly connected with mounting of control box, the surface threaded connection of lead screw has the thread piece, one side fixedly connected with protective sheath of thread piece. This fixer can carry out fine fixed to the humerus head, fixes the top and the bottom of humerus head through two fixed needles to anchor clamps through on the bolt are fixed the both sides of humerus head, and then have improved the fastness fixed to the humerus head, prevent to take place the displacement, and then the influence is recovered, in order to avoid elbow joint's activity simultaneously, the indirect nature influences the humerus head and takes place the displacement, and then fixes elbow joint, has further improved the fastness when the fixer uses.

Description

Medical humerus surgical neck fracture humerus head reduction fixator

Technical Field

The utility model relates to a medical technical field specifically is a medical humerus surgery neck fracture humerus head fixer that resets.

Background

The fracture reduction fixer is an instrument used for reduction and fixation of limb long tube diaphysis fracture, has two functions of fixation and reduction, is made of nylon, plastics, alloy aluminum, brass, stainless steel and the like, and is respectively provided with a humerus fracture reduction fixer, a forearm fracture reduction fixer, a femoral fracture reduction fixer, a tibiofibular fracture reduction circumference fixer and the like according to different conditions of fracture parts.

The existing humerus fracture reduction fixator has a large number of problems, and because the fixator is mostly fixed in a single direction, the fixation effect is poor, the fracture reduction loss is easily caused, the re-displacement is caused, particularly for the old patients with osteoporosis, the holding force of the fixator to bone is poor, a fixing needle is easy to loosen, the reduction difficulty is increased, and the failure of the fixator is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical humerus surgery neck fracture humerus head fixer that resets to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a medical humerus head reduction fixator for humeral surgical neck fracture comprises a control box, a screw rod is rotatably connected with the bottom of the inner wall of the control box, the top end of the screw rod penetrates through the control box and extends to the top of the control box, one end of the screw rod, which extends to the top of the control box, is fixedly connected with a nut, one side of the control box is fixedly connected with a fixing piece, the outer surface of the screw rod is in threaded connection with a thread block, one side of the thread block is fixedly connected with a protective sleeve, one side of the protective sleeve penetrates through the control box and extends to the outside of the control box, the bottom of the control box is fixedly connected with two sliding rods, the outer surfaces of the two sliding rods are connected with a sliding plate in a sliding way, the bottom of the control box is fixedly connected with an electric telescopic rod, the bottom end of the electric telescopic rod is fixed to the top of the sliding plate, and one side of the sliding plate is fixedly connected with a protective sleeve;

the thread blocks are connected to two sides of the inner wall of the control groove in a sliding manner;

electric telescopic handle is connected with external power and switch, and the length of sliding plate can be adjusted through the electric telescopic handle who sets up, and then satisfies the length of different users' arm, has improved the convenience of using.

Preferably, a placing groove is formed in the fixing piece, an extrusion spring is arranged in the placing groove, a fixing rod is arranged in the placing groove, and a rubber sleeve penetrates through one end of the fixing rod.

Preferably, the number of the pressing springs is six, and the pressing springs are distributed on the inner wall of the placing groove in a ring shape.

Preferably, the number of the fixing rods is six, and the fixing rods are distributed on the inner wall of the placement groove in a ring shape.

Preferably, the inside fixedly connected with four connecting rods of protective sheath, four be provided with the guard ring between two double-phase right one side of connecting rod.

Preferably, the top and the bottom of the guard ring are both penetrated with a fixing needle, and both sides of the guard ring are both penetrated with a bolt, one side of which is fixedly connected with a clamp.

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

this fixer can carry out fine fixed to the humerus head, fixes the humerus head through two fixed needles to anchor clamps through on the bolt are fixed the both sides of humerus, prevent to take place the displacement, and then the influence is recovered, simultaneously in order to prevent in daily life, the activity of elbow joint makes the humerus take place the displacement, through fixing elbow joint, and then fine carries out the fixed of indirectness to the humerus, further improvement the fastness of this fixer when fixed to the humerus.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the protective cover of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the protective sheath of the present invention.

In the figure: 1-control box, 2-lead screw, 3-nut, 4-fixing piece, 5-thread block, 6-protective sleeve, 7-sliding rod, 8-sliding plate, 9-electric telescopic rod, 10-protective sleeve, 11-placing groove, 12-extrusion spring, 13-fixing rod, 14-rubber sleeve, 15-connecting rod, 16-protective ring, 17-fixing needle, 18-bolt and 19-clamp.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a medical humerus head reduction fixator for neck fracture of humerus in humerus surgery comprises a control box 1, wherein a lead screw 2 is rotatably connected to the bottom of the inner wall of the control box 1, the top end of the lead screw 2 penetrates through the control box 1 and extends to the top of the control box 1, a nut 3 is fixedly connected to one end, extending to the top of the control box 1, of the lead screw 2, a fixing part 4 is fixedly connected to one side of the control box 1, a thread block 5 is connected to the outer surface of the lead screw 2 in a threaded manner, a protective sleeve 6 is fixedly connected to one side of the thread block 5, one side of the protective sleeve 6 penetrates through the control box 1 and extends to the outside of the control box 1, two sliding rods 7 are fixedly connected to the bottom of the control box 1, sliding plates 8 are slidably connected to the outer surfaces of the two sliding rods 7, an electric telescopic rod 9 is fixedly connected to the bottom, a protective sleeve 10 is fixedly connected to one side of the sliding plate 8.

A placing groove 11 is formed in the fixing piece 4, an extrusion spring 12 is arranged in the placing groove 11, a fixing rod 13 is arranged in the placing groove 11, and a rubber sleeve 14 penetrates through one end of the fixing rod 13;

the rubber sleeve 14 has a certain anti-slip effect and a certain elasticity, and the elbow joint is fixed by the extrusion of the extrusion spring 12, so that the elbow joint is prevented from moving and the rehabilitation of the humeral head is prevented from being influenced.

The number of the pressing springs 12 is six, and they are distributed annularly on the inner wall of the placing groove 11.

The number of the fixing rods 13 is six, and the fixing rods are annularly distributed on the inner wall of the placing groove 11.

The inside fixedly connected with four connecting rods 15 of protective sheath 6, four be provided with between two double-phase right one side of connecting rod 15 and protect circle 16.

Fixing needles 17 penetrate through the top and the bottom of the protection ring 16, bolts 18 penetrate through the two sides of the protection ring 16, and a clamp 19 is fixedly connected to one side of each bolt 18;

the two clamps 19 fix the positions of the two sides of the humeral head, so that the firmness is improved, the displacement is avoided, and the difficulty of restoration is increased;

the fixing needle 17 is inserted into the humeral head to achieve a fixing effect.

When the humerus fracture reduction device works, S1, when the humerus fractures, the humerus is reset and fixed, so that movement is prevented, and recovery is influenced;

s2, fixing the humerus of a patient in the protective ring 16 inside the fixing part 4, in order to accurately position the position of the humerus, rotating the nut 3 to enable the nut 3 to drive the screw rod 2 to rotate, driving the thread block 5 to slide in the control box 1, and adjusting the position of the fixing part 4 to accurately position the position of the humerus;

s3, fixing the two fixing needles 17 in the humerus of the patient, fixing the humerus for the second time in order to avoid the displacement after fixing, and applying pressure to the bolts 18 on the two sides of the protection ring 16 to enable the clamps 19 on the bolts 18 to fix the two sides of the humerus again, so that the displacement is avoided, and meanwhile, the displacement of the patient suffering from osteoporosis and the reduced difficulty of resetting are also avoided;

s4, after fixing the humerus, in order to prevent when fixed humerus, elbow joint department activity, and then influence the displacement of humerus, through starting electric telescopic handle 9, adjust the position of sliding plate 8, conveniently satisfy different people' S user demand, fix elbow joint department in rubber sleeve 14, get into at the elbow joint and extrude rubber sleeve 14, make rubber sleeve 14 slide on dead lever 13, and extrude shrink to extrusion spring 12, in elbow joint gets into rubber sleeve 14 completely, extrusion spring 12 is for resuming original state, and then extrude rubber sleeve 14, make rubber sleeve 14 fix elbow joint department, the indirectness has improved the fastness to the humerus.

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 medical humerus surgery neck fracture humerus head fixer that resets, includes control box (1), its characterized in that: the bottom of the inner wall of the control box (1) is rotatably connected with a lead screw (2), the top end of the lead screw (2) penetrates through the control box (1) and extends to the top of the control box (1), one end, extending to the top of the control box (1), of the lead screw (2) is fixedly connected with a nut (3), one side of the control box (1) is fixedly connected with a fixing piece (4), the outer surface of the lead screw (2) is in threaded connection with a thread block (5), one side of the thread block (5) is fixedly connected with a protective sleeve (6), one side of the protective sleeve (6) penetrates through the control box (1) and extends to the outside of the control box (1), the bottom of the control box (1) is fixedly connected with two sliding rods (7), the outer surfaces of the two sliding rods (7) are in sliding connection with a sliding plate (8), and the bottom of the control box (1) is, the bottom end of the electric telescopic rod (9) is fixed to the top of the sliding plate (8), and one side of the sliding plate (8) is fixedly connected with a protective sleeve (10).

2. The humeral head reduction fixator for medical humeral surgical neck fracture and humeral head reduction according to claim 1, wherein: a placing groove (11) is formed in the fixing piece (4), an extrusion spring (12) is arranged in the placing groove (11), a fixing rod (13) is arranged in the placing groove (11), and a rubber sleeve (14) penetrates through one end of the fixing rod (13).

3. The humeral head reduction fixture for medical humeral surgical neck fracture humeral head according to claim 2, wherein: the number of the compression springs (12) is six, and the compression springs are distributed on the inner wall of the placing groove (11) in a ring shape.

4. The humeral head reduction fixture for medical humeral surgical neck fracture humeral head according to claim 2, wherein: the number of the fixing rods (13) is six, and the fixing rods are annularly distributed on the inner wall of the placing groove (11).

5. The humeral head reduction fixator for medical humeral surgical neck fracture and humeral head reduction according to claim 1, wherein: the inner part of the protective sleeve (6) is fixedly connected with four connecting rods (15), and a protective ring (16) is arranged between one side of each two opposite connecting rods (15).

6. The humeral head reduction fixture for medical humeral surgical neck fracture humeral head according to claim 5, wherein: the top and the bottom of guard ring (16) all run through and have fixed needle (17) to the both sides of guard ring (16) all run through and have bolt (18), one side fixedly connected with anchor clamps (19) of bolt (18).