CN210990456U - Surgical retractor - Google Patents

Abstract

The utility model discloses a surgical retractor, including the retainer plate, be equipped with fixed establishment on the lower extreme lateral wall of retainer plate, it leads out the piece, eight to be equipped with eight around its circumference equidistant in the retainer plate lead out all to be equipped with adjustment mechanism between piece and the retainer plate. The utility model discloses conveniently adjust and drive and lead out piece tractive and tear the opening open, eight lead out the piece and can follow eight directions and lead out the opening for the opening expansion, the operation of being convenient for is very laborsaving, also can avoid the error, and is fixed through the frenulum, and convenient the regulation is also convenient fixed.

Description

Surgical retractor

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a retractor for surgery.

Background

In the prior art, when a surgeon performs an operation on a patient, the surgeon often needs to expand an operation opening for operation, and an assistant manually retracts and expands the operation opening, so that the surgeon is not only hard to use for a long time of operation, but also easy to cause errors.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the retractor for surgery that proposes, it conveniently adjusts and drives and leads out the piece tractive and tear the opening open, and eight lead out the piece and can follow eight directions and lead out the opening for the opening expansion, the operation of being convenient for is very laborsaving, also can avoid the error, and is fixed through the frenulum, and convenient the regulation is also convenient fixed.

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

the utility model provides a surgical retractor, includes the retainer plate, be equipped with fixed establishment on the lower extreme lateral wall of retainer plate, it leads out the piece to be equipped with eight around its circumference equidistant in the retainer plate, eight lead out and all be equipped with adjustment mechanism between piece and the retainer plate.

Preferably, fixed establishment includes two mutual symmetry's of fixed connection on the lower extreme lateral wall of retainer plate fixed block, two equal fixedly connected with frenulum on the lateral wall of fixed block.

Preferably, adjustment mechanism is including setting up the threaded rod on the lateral wall of retainer plate, threaded rod and retainer plate threaded connection, the threaded rod is close to the one end of retracting the piece and is connected with the lateral wall rotation of retracting the piece, the both sides of threaded rod are equipped with the spacing inserted bar of mutual symmetry, two the one end that spacing inserted bar is close to the piece of retracting and the lateral wall fixed connection who retracts the piece, run through on the lateral wall of retainer plate and be equipped with two and the corresponding jack in spacing inserted bar position, two the inner wall sliding connection of spacing inserted bar and jack.

Preferably, the threaded rod is perpendicular to the fixing ring, and the two limiting insertion rods are parallel to the threaded rod.

Preferably, one end of the threaded rod, which is far away from the retraction block, is fixedly connected with a knob.

Preferably, the retraction block is made of stainless steel and is arranged in an inverted L shape.

The utility model discloses following beneficial effect has:

1. the adjusting mechanisms are arranged between the eight retracting blocks and the fixing ring, a cardiothoracic surgeon can drive the threaded rod to rotate by rotating the knob, the threaded rod is rotatably connected with the retracting blocks, and the two limiting insertion rods fixedly connected to the retracting blocks are slidably connected with the inner walls of the insertion holes, so that the position of the retracting blocks relative to the fixing ring can be adjusted by rotating the threaded rod, the retracting blocks are driven to retract the opening, the eight retracting blocks can retract the opening from eight directions, the opening is expanded, the operation is convenient, the labor is saved, and errors can be avoided;

2. through setting up fixed block and frenulum on the retainer plate, cardiothoracic surgeon is when doing the operation for the patient, through the frenulum on the fixed block, with the firm fixing of retainer plate on one's body of patient, makes the retainer plate aim at the opening part of patient's cardiothoracic department, and the convenient regulation of frenulum is also convenient fixed, and is fixed firm.

Drawings

Fig. 1 is a schematic top view of a surgical retractor according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic side view of a cross-sectional structure of a surgical retractor according to the present invention.

In the figure: the device comprises a fixing ring 1, a retracting block 2, a fixing block 3, a lacing 4, a threaded rod 5, a limiting inserted rod 6, a jack 7 and a knob 8.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-3, a surgical retractor comprises a fixing ring 1, wherein a fixing mechanism is arranged on the lower end side wall of the fixing ring 1, the fixing mechanism comprises two mutually symmetrical fixing blocks 3 fixedly connected to the lower end side wall of the fixing ring 1, and tying belts 4 are fixedly connected to the side walls of the two fixing blocks 3, so that when the surgical retractor is used, a cardiothoracic surgeon can firmly fix the fixing ring 1 on a patient through the tying belts 4 on the fixing blocks 3 when performing an operation on the patient, and the fixing ring 1 is aligned to an opening of the cardiothoracic part of the patient.

Wherein, be equipped with eight around its circumference equidistant in retainer plate 1 and lead out piece 2, the material that leads out piece 2 is stainless steel, it sets up to falling L shape to lead out piece 2, it is used for tractive tear open mouth to lead out piece 2, make the opening expansion, be convenient for the operation, when the opening part of patient ambition department is aimed at to retainer plate 1, eight lead out piece 2 in retainer plate 1 all at the opening part of patient ambition department, all be equipped with adjustment mechanism between eight lead out piece 2 and the retainer plate 1, adjustment mechanism is including setting up threaded rod 5 on the lateral wall of retainer plate 1, threaded rod 5 and retainer plate 1 threaded connection, threaded rod 5 is close to the one end of leading out piece 2 and is led out the lateral wall of piece 2 and rotate and be connected, threaded rod 5's the both sides are equipped with the spacing inserted bar 6 of mutual symmetry, two spacing inserted bar 6 are close to lead out the one end of piece 2 and lead out the lateral wall fixed connection of piece 2, run through being equipped with two jacks 7 corresponding with spacing inserted bar 6 positions on the lateral wall of leading out piece 1, thereby two spacing inserted bar 6 and lead out piece 5 and lead out the one end of piece 2 and rotate the opening and be connected with the jack 8, the adjustable knob of pull piece 2, the handle is connected with the handle for the handle piece 2, thereby the handle is connected with the handle of the handle for the handle of the rotation of the pull piece 2, the rotation of the pull piece 2, the handle of the pull piece 2, thereby the nut of the pull piece 2, the handle is connected with the nut of the.

The utility model discloses in, during the use, cardiothoracic surgeon is when doing the operation for the patient, frenulum 4 on through fixed block 3, with the firm fixing of retainer plate 1 on one's body of patient, make the opening part of retainer plate 1 alignment patient cardiothoracic department, at this moment, eight in the retainer plate 1 lead out piece 2 all at the opening part of patient cardiothoracic department, cardiothoracic surgeon is through rotating knob 8, knob 8 can drive threaded rod 5 and rotate, because of threaded rod 5 with lead out piece 2 and rotate and be connected, and fixed connection leads out the inner wall sliding connection of two spacing inserted bars 6 on piece 2 and jack 7, so threaded rod 5 rotates the adjustable position of leading out piece 2 for retainer plate 1, thereby drive and lead out piece 2 tractive and tear the opening, make the opening expansion, be convenient for the operation.

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 (6)

1. The utility model provides a surgical retractor, includes retainer plate (1), its characterized in that, be equipped with fixed establishment on the lower extreme lateral wall of retainer plate (1), it leads out piece (2) to be equipped with eight around its circumference equidistant in retainer plate (1), eight lead out and all be equipped with adjustment mechanism between piece (2) and retainer plate (1).

2. A surgical retractor according to claim 1, wherein said fixing means comprises two fixing blocks (3) fixed to the lower side wall of the fixing ring (1) and symmetrical to each other, and the fixing belts (4) are fixed to the side walls of the two fixing blocks (3).

3. The surgical retractor according to claim 1, wherein the adjusting mechanism comprises a threaded rod (5) arranged on the side wall of the fixing ring (1), the threaded rod (5) is in threaded connection with the fixing ring (1), one end of the threaded rod (5) close to the retracting block (2) is rotatably connected with the side wall of the retracting block (2), two symmetrical limiting insertion rods (6) are arranged on two sides of the threaded rod (5), one end of each limiting insertion rod (6) close to the retracting block (2) is fixedly connected with the side wall of the retracting block (2), two insertion holes (7) corresponding to the positions of the limiting insertion rods (6) penetrate through the side wall of the fixing ring (1), and the two limiting insertion rods (6) are slidably connected with the inner walls of the insertion holes (7).

4. A surgical retractor according to claim 3, wherein said threaded rod (5) is arranged perpendicularly to the fixed ring (1), and both of said stop-insertion rods (6) are arranged parallel to the threaded rod (5).

5. A surgical retractor according to claim 3, wherein a knob (8) is fixedly connected to the end of the threaded rod (5) remote from the retraction block (2).

6. A surgical retractor according to claim 1, wherein said retraction block (2) is made of stainless steel and said retraction block (2) is provided with an inverted L shape.

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