Multifunctional scissors for hip joint replacement

Abstract

The pair of multifunctional scissors for hip joint replacement comprises two scissor heads and two scissor handles, one end of each scissor handle is connected with the corresponding scissor head, the other end of each scissor handle is connected with a finger ring block, the two scissor heads are symmetrically designed and are of an arc-shaped structure, the bottoms of the scissor heads are bottom blades, and the opposite sides of the two scissor heads are edge blades. The pair of surgical scissors has the advantages that the blades are arranged on the side edges and the bottom of the tool bit, the bottom blade is used for shearing tissues such as glenoid lips, the side blades are used for shearing tissues such as ligaments, the pair of surgical scissors has the function of universal scissors, functionality is high, surgical operation amount is reduced, and meanwhile operation difficulty is lowered; the cutter head is directly fixed on the cutter handle, and the structure is simple; the scalpel head is in a spherical four-side shape and can well clean tissues on the inner side of the acetabulum.

Description

TECHNICAL FIELD

[0001] The utility model relates to a multifunctional scissors for hip joint replacement belongs to the medical instrument technical field. BACKGROUND

[0002] Hip joint replacement surgery is through artificial prosthesis is fixed on normal bone quality with bone cement and screw nail, replaces the joint of pathological change, to reconstruct the normal function of patient's hip joint. In the hip joint replacement surgery, the tissue around the hip joint needs to be cleaned or cut, such as glenoid lip and other tissues, most of the existing technology is cleaned by the cutter head, and the operation difficulty is great.

[0003] The utility model discloses a "glenoid lip scissors for hip joint replacement", and the cutter head part of the glenoid lip scissors is curved, can match the actual glenoid labium morphology of patient, when cutting the glenoid labium, it is easier, and the glenoid labium can be cut off completely. However, the scissors in the above scheme only the lower part of the cutter head is sharpened, which is used for cutting the glenoid labium, and cannot be used for cleaning other surrounding tissues, so a conventional surgical scissors is needed. In addition, the cutter head in the above scheme is mechanically connected to the handle, and the structure is complex. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem, and provides a multifunctional scissors for hip joint replacement, the cutter head of the scissors is sharpened on the side and the bottom, the bottom blade is used for cutting the glenoid labium and other tissues, and the side blade is used for cutting the ligament and other tissues, so that the scissors has the function of a universal scissors.

[0005] The utility model discloses the following scheme realizes: a multifunctional scissors for hip joint replacement, including two cutter heads and two handles, one end of two handles is connected cutter head, the other end of two handles is connected finger ring block, the end of two handles away from finger ring block is equipped with shaft hole, and the shaft hole of two handles is equipped with the hinge shaft in common, two handles are rotatably connected through hinge shaft, two cutter heads are symmetrical design, the cutter head is arc structure, the bottom of cutter head is bottom blade, the side of two cutter heads opposite is side blade.

[0006] The cutter head is a spherical quadrilateral structure.

[0007] The curvature of the arc structure of the cutter head corresponds to the hip joint.

[0008] The handle and the finger ring block are an integral structure.

[0009] The height of the cutter head is 5cm, and the width of the head is 3cm.

[0010] The cutter head, the handle and the finger ring block are stainless steel materials.

[0011] The beneficial effects of this utility model are as follows:

[0012] 1. The blade of this utility model of a multifunctional scissors for hip replacement is sharpened on both the side and the bottom. The bottom blade is used to cut tissues such as the labrum, and the side blade is used to cut tissues such as ligaments. It has the function of a general scissor, is highly functional, reduces the amount of surgical work, and reduces the difficulty of operation.

[0013] 2. The blade of this utility model of a multifunctional scissors for hip replacement is directly fixed to the handle, which has a simple structure;

[0014] 3. The blade of this utility model of a multifunctional scissors for hip replacement is spherical tetrahedral, which can effectively clean the tissue inside the acetabulum. Attached Figure Description

[0015] Fig. 1 This is a three-dimensional structural diagram of a multifunctional scissor for hip replacement according to the present invention.

[0016] Fig. 2 This is a front view schematic diagram of the multifunctional scissor blade for hip replacement according to the present invention.

[0017] Fig. 3 This is a three-dimensional structural diagram of the multifunctional scissors for hip replacement according to this utility model, showing their usage.

[0018] In the diagram: 100 is the blade tip, 101 is the bottom cutting edge, 102 is the side cutting edge, 200 is the handle, 201 is the ring block, 202 is the hinge pin, and 300 is the hip joint. Detailed Implementation

[0019] The following is combined Figs. 1-3 The present invention will be further described below, but the scope of protection of the present invention is not limited to the contents described herein.

[0020] Example 1

[0021] Reference Figs. 1-3The utility model provides a multifunctional scissors for hip replacement, including two cutter heads 100 and two cutter handles 200, one end of two cutter handles 200 is connected cutter head 100, the other end of two cutter handles 200 is connected finger ring block 201, the one end of two cutter handles 200 away from finger ring block 201 is all seted up with axle hole, and the axle hole inside of two cutter handles 200 is commonly equipped with hinge axle (202), two cutter handles 200 are rotatably connected through hinge axle (202), two cutter heads 100 are symmetrical design, cutter head 100 is spherical quadrilateral structure, the radian of arc structure of cutter head 100 is corresponding with hip joint, can the good cleaning inside acetabular organization, the bottom of cutter head 100 is bottom blade 101, the opposite side of two cutter heads 100 is side blade 102, and bottom blade is used for shearing labrum etc.

[0022] Cutter handle 200 and finger ring block 201 are one-piece structure.

[0023] The height of cutter head 100 is 5cm, and the width of head 100 is 3cm.

[0024] Cutter head 100, cutter handle 200 and finger ring block 201 are stainless steel materials.

[0025] When shearing labrum etc. is needed in use, two cutter heads 100 are combined to operate, when shearing ligament etc. is needed, then similar scissors is operated, when cleaning inside acetabular organization is needed, two cutter heads 100 are combined to scrape off operation, and it is strong in function.

[0026] Example 2

[0027] On the basis of example 1, two cutter heads 100 are symmetrical design, cutter head 100 is arc structure, and bottom blade 101 is opened in the bottom of cutter head 100, and side blade 102 is opened in the inside edge.

[0028] Although the technical scheme of the utility model has been expounded and enumerated in detail, it should be understood that the above-mentioned examples can be modified or equivalent alternatives are adopted for those skilled in the art, which is obvious for those skilled in the art, and these modifications or improvements made on the basis of not deviating from the spirit of the utility model all belong to the scope of the utility model claimed.

Claims

1. A multifunctional scissors for hip replacement, comprising two cutter heads (100) and two cutter handles (200), one end of each of the two cutter handles (200) is connected with the cutter head (100), the other end of each of the two cutter handles (200) is connected with a finger ring block (201), the end of each of the two cutter handles (200) away from the finger ring block (201) is provided with an axle hole, and a hinge axle (202) is arranged in the axle holes of the two cutter handles (200), and the two cutter handles (200) are rotatably connected through the hinge axle (202), characterized in that, Two said cutter heads (100) are symmetrically designed, the cutter head (100) is a spherical quadrilateral structure, the cutter head (100) is an arc structure, and the curvature thereof corresponds to the hip joint, and the bottom of the cutter head (100) is a bottom blade (101), and the opposite side of the two cutter heads (100) is an edge blade (102).

2. The multifunctional scissors for hip replacement according to claim 1, characterized in that, The cutter handle (200) and the finger ring block (201) are integrated structures.

3. The multifunctional scissors for hip replacement according to claim 1, characterized in that, The height of the cutter head (100) is 5 cm, and the width of the cutter head (100) is 3 cm.

4. The multifunctional scissors for hip replacement according to claim 1, characterized in that, The cutter head (100), the cutter handle (200) and the finger ring block (201) are made of stainless steel.

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