CN210673391U - Cutting device - Google Patents

Abstract

The utility model relates to a surely get device, including blade, bearing structure, first shaft-like structure and second shaft-like structure, the one end of blade with first shaft-like structure's one end is connected, bearing structure's one end with second shaft-like structure's one end is connected, first shaft-like structure's mid portion with second shaft-like structure's mid portion rotates the connection, the sword end of blade with bearing structure is relative. The operation is simple and fast, the broken end of the costal cartilage is smooth, the plane (cutting surface) of the broken end can be ensured to be vertical to the axis of the costal cartilage, more time is not wasted to repair the broken end, repeated damage to the deep part of an operation incision during cutting of the costal cartilage in clinical operation work is reduced, subsequent operation steps can be conveniently expanded, and the postoperative recovery of a patient is fast.

Description

Cutting device

Technical Field

The utility model relates to the field of medical equipment, concretely relates to surely get device.

Background

In clinical work at present, there are many operations related to cutting off autologous costal cartilage, and the commonly used scheme for cutting off costal cartilage is that a tissue scissors cut off the costal cartilage from one side of the operation visual field, the angle is difficult to grasp, and in order to expose the visual field, the operation needs to pull the operation incision with force, and the operation is easy to damage the surrounding tissues.

In the shearing process, tissues around the section are not protected, important peripheral vascular nerves can be easily damaged, the section is difficult to ensure to be smooth, and even an inclination angle is remained.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a device is surely got to the level and smooth and little damage to surrounding tissue of easy operation, the rib broken end that obtains.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a cutting device comprises a blade, a supporting structure, a first rod-shaped structure and a second rod-shaped structure, wherein one end of the blade is connected with one end of the first rod-shaped structure, one end of the supporting structure is connected with one end of the second rod-shaped structure, the middle part of the first rod-shaped structure is rotatably connected with the middle part of the second rod-shaped structure, and the edge end of the blade is opposite to the supporting structure.

The utility model has the advantages that: the operation is simple and fast, the broken end of the costal cartilage is smooth, the plane (cutting surface) of the broken end can be ensured to be vertical to the axis of the costal cartilage, more time is not wasted to repair the broken end, repeated damage to the deep part of an operation incision during cutting of the costal cartilage in clinical operation work is reduced, subsequent operation steps can be conveniently expanded, and the postoperative recovery of a patient is fast.

On the basis of the technical scheme, the utility model discloses can also do as follows the improvement:

further, the blade is perpendicular to the support structure.

The further proposal has the advantage that the blade is vertical to the supporting structure to ensure that the plane (cutting plane) of the broken end is vertical to the axis of the rib.

Further, one end of the first rod-shaped structure is provided with an extension part, and the extension part is detachably connected with the blade.

The beneficial effect of adopting above-mentioned further scheme is the power of the operation process of being convenient for, guarantees simultaneously that the power in-process blade does not warp.

Furthermore, the extension part is provided with a protrusion, the blade is provided with a through hole, and the protrusion is clamped with the through hole.

The beneficial effects of adopting above-mentioned further scheme are that a mode that the blade is fixed in the extension is provided, and it is high to realize fixed stability factor through the joint, can dismantle simultaneously, makes things convenient for the change of blade.

Further, the support structure is a plate-shaped structure.

Adopt the beneficial effect of above-mentioned further scheme to be that platelike structure can play the effect of isolated other tissues well, makes things convenient for the surely of costal cartilage to get simultaneously.

Further, the supporting structure is an arc-shaped plate-shaped structure, and the opening end of the arc-shaped plate-shaped structure faces the edge end of the blade.

The rib bone has the advantages that the rib bone is generally similar to a cylinder, and the arc-shaped plate-shaped structure is convenient for placing the rib cartilage.

Further, the thickness of the plate-shaped structure is 0.5-2.0 mm.

The beneficial effect of adopting above-mentioned further scheme is that relatively thin occupation space is little, can not influence the field of vision simultaneously.

Further, the other end of the first rod-shaped structure is connected with an annular structure, and the other end of the second rod-shaped structure is connected with an annular structure.

The beneficial effect of adopting above-mentioned further scheme is that the increase of cyclic structure makes things convenient for the power of operation process.

Drawings

FIG. 1 is a side view of the front cut structure of the present invention;

FIG. 2 is a side view of the cutting device of the present invention;

fig. 3 is a side view of the structure after the cutting of the utility model is completed.

In the drawings, the components represented by the respective reference numerals are listed below:

1. blade, 2, support structure, 3, first rod-like structure, 4, second rod-like structure, 5, extension, 6, annular structure.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Examples

1-3, a cutting device comprising a blade 1, a support structure 2, a first rod-like structure 3 and a second rod-like structure 4, one end of said blade 1 being connected to one end of said first rod-like structure 3, one end of said support structure 2 being connected to one end of said second rod-like structure 4, a middle portion of said first rod-like structure 3 being rotatably connected to a middle portion of said second rod-like structure 4, the cutting edge of said blade 1 being opposite to said support structure 2.

As shown in fig. 1-3, in particular, the supporting structure 2 is used for supporting the object to be excised from other tissues, the blade 1 is used for excising the object to be excised on the supporting structure 2, one end of the first rod-shaped structure 3 and one end of the second rod-shaped structure 4 are close to or far away from each other, so that the blade 1 and the supporting structure 2 are close to or far away from each other, and the excision of costal cartilage is completed.

As a further alternative to this embodiment, the blade is perpendicular to the support structure, as shown in fig. 1-3.

As a further alternative to this embodiment, as shown in fig. 1-3, the first rod-like structure 3 has an extension 5 at one end, and the extension 5 is detachably connected to the blade 1.

As shown in fig. 1-3, in particular, the extension is in the form of an elongated structure that is removably attached to the non-cutting end of the blade.

As shown in fig. 1-3, in particular, the extension has a projection that abuts an end of the blade adjacent to the first rod-like structure. On one hand, the blade is further reinforced to facilitate force application, and on the other hand, the blade is prevented from damaging other tissues at the end close to the first rod-shaped structure.

As a further solution to this embodiment, as shown in fig. 1-3, the extension 5 has a protrusion, and the blade 1 has a through hole, and the protrusion is engaged with the through hole.

As shown in fig. 1-3, in particular, the blade has a hole, the extension (preferably, the protrusion of the extension) has a protrusion, the end of the protrusion passes through the hole, and the blade can be clamped in the extension because the end of the protrusion is slightly larger than the cross section of the through hole.

As a further alternative to the present embodiment, the support structure 2 is a plate-like structure, as shown in fig. 1-3.

As shown in fig. 1 to 3, the plate-shaped structure may be a plane plate or an arc plate.

Specifically, when the support structure is a planar plate, the plane of the blade is perpendicular to the plane of the planar plate-like structure.

As a further solution of this embodiment, the supporting structure 2 is a circular arc-shaped plate-shaped structure, and the open end of the circular arc-shaped plate-shaped structure faces the edge end of the blade.

Specifically, the supporting structure is an arc plate-shaped structure, and the plane where the blade is located is perpendicular to all tangent planes of the arc.

As a further alternative to this embodiment, the plate-like structure has a thickness of 0.5-2.0mm, as shown in fig. 1-3.

As a further alternative to this embodiment, as shown in fig. 1-3, the first rod-like structure 3 is connected at the other end to a ring-like structure 6, and the second rod-like structure 4 is connected at the other end to a ring-like structure 6.

The working process is as follows: pulling the ring structure to make the two ring structures far away as shown in fig. 1, and making one end of the first rod structure and one end of the second rod structure far away to realize the separation of the blade and the supporting structure, and then making the costal cartilage between the blade and the supporting structure as shown in fig. 2, and then pulling the ring structure to make the two ring structures close as shown in fig. 3, and making one end of the first rod structure and one end of the second rod structure close to realize the approach of the blade and the supporting structure, thereby realizing the cutting of the costal cartilage by the blade.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (8)

1. A cutting device is characterized by comprising a blade (1), a supporting structure (2), a first rod-shaped structure (3) and a second rod-shaped structure (4), wherein one end of the blade (1) is connected with one end of the first rod-shaped structure (3), one end of the supporting structure (2) is connected with one end of the second rod-shaped structure (4), the middle part of the first rod-shaped structure (3) is rotatably connected with the middle part of the second rod-shaped structure (4), and the edge end of the blade (1) is opposite to the supporting structure (2).

2. The cutting device of claim 1, wherein the blade is perpendicular to the support structure.

3. The cutting device according to claim 2, characterized in that the first rod-like structure (3) has an extension (5) at one end, said extension (5) being detachably connected to the blade (1).

4. A cutting device according to claim 3, characterized in that the extension (5) has a protrusion, and the blade (1) has a through hole, and the protrusion is engaged with the through hole.

5. The cutting device according to any one of claims 1-4, characterized in that the support structure (2) is a plate-like structure.

6. The cutting device according to claim 5, characterized in that the support structure (2) is a circular arc shaped plate structure, the open end of which faces the edge end of the blade (1).

7. The cutting device according to claim 5, wherein the thickness of the plate-like structure is 0.5-2.0 mm.

8. The cutting device according to any one of claims 1-4, characterized in that the first rod-like structure (3) is connected at the other end with a ring-like structure (6) and that the second rod-like structure (4) is connected at the other end with a ring-like structure (6).

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