CN108186063B - An angle-adjustable retractor for pelvic surgery - Google Patents

Abstract

The invention discloses an angle-adjustable pelvic surgery retractor, comprising a retractor handle, one end of the retractor handle is rotatably connected with a first joint shaft, and a pelvic mechanism is arranged on the first joint shaft, and the pelvic mechanism is far away from the first joint shaft. One end of the joint shaft is provided with a second joint shaft, the second joint shaft is rotatably connected with a movable mechanism, the movable mechanism is provided with a second fixed shaft, the second fixed shaft is provided with a steel wire, and the second The fixed shaft is connected with a rotating shaft through a steel wire, the rotating shaft is located on the side of the pelvic mechanism away from the second fixed shaft, and the rotating shaft is connected with the first joint shaft through a steel wire, and the first joint shaft is connected by a steel wire with a A third joint shaft, the third joint shaft is connected with a first fixed shaft through a steel wire, and the third joint shaft is located on the handle of the retractor. The invention designs a front end of the retractor hook with an adjustable angle, which can tighten the tissue so that the tissue is not easily slipped off and is exposed accurately.

Description

An angle-adjustable retractor for pelvic surgery

technical field

The invention relates to the technical field of retractors, in particular to an angle-adjustable retractor for pelvic surgery.

Background technique

At present, pelvic surgery is mainly rectal surgery. The front end of the abdominal retractor used to penetrate into the pelvis is fixed. In rectal surgery, when the deep surgical field needs to be exposed, it is difficult to use the retractor to expose well, and the tissue is easy to slip off, so it is often necessary to adjust the retractor frequently. , the operation is very difficult.

SUMMARY OF THE INVENTION

Based on the technical problems existing in the background art, the present invention provides a retractor for pelvic surgery with an adjustable angle.

An angle-adjustable pelvic surgery retractor provided by the present invention includes a retractor handle, one end of the retractor handle is rotatably connected with a first joint shaft, and a pelvic mechanism is provided on the first joint shaft, and the pelvic mechanism is far away from the first joint shaft. One end of the joint shaft is provided with a second joint shaft, the second joint shaft is rotatably connected with a movable mechanism, the movable mechanism is provided with a second fixed shaft, the second fixed shaft is provided with a steel wire, and the second The fixed shaft is connected with a rotating shaft through a wire, the rotating shaft is located on the side of the pelvic mechanism away from the second fixed shaft, and the rotating shaft is connected with the first joint shaft through a wire, and the first joint shaft is connected with a wire through the wire. A third joint shaft, the third joint shaft is connected with a first fixed shaft through a steel wire, and the third joint shaft is located on the hook handle, a variable-angle handle is rotatably connected to the third joint shaft, and the first fixed shaft on the variable angle handle;

Put the movable mechanism into the pelvic cavity, then fix the pelvic cavity mechanism, and then move the variable-angle handle on the hook handle. The second fixed shaft moves, and the second fixed shaft drives the movable mechanism to move on the pelvic mechanism to complete the angle adjustment.

Preferably, a fixing column is rotatably connected to the rotating shaft, and the fixing column is fixed on the pelvic mechanism through the connecting column.

Preferably, one end of the pelvic mechanism is rotatably connected to the hook handle through a first joint shaft, and the other end of the pelvic mechanism is rotatably connected to the movable mechanism through a second joint shaft.

Preferably, the variable-angle handle is provided with anti-slip threads.

In the present invention, the angle-adjustable pelvic surgery retractor connects the retractor handle and the pelvic mechanism movably through the first joint shaft, and the pelvic mechanism and the movable mechanism are movably connected through the second joint shaft, which is convenient for angle adjustment, and the third joint shaft makes The variable-angle handle moves on the hook handle, thereby driving the first fixed shaft to move, and the first fixed shaft drives the second fixed shaft to move through the rotating shaft and the steel wire, thereby driving the movable mechanism to move on the pelvic mechanism to achieve the purpose of adjusting the angle. The invention designs a front end of the retractor hook with an adjustable angle, which can tighten the tissue so that the tissue is not easy to slip off and is exposed accurately.

Description of drawings

FIG. 1 is a schematic structural diagram of an angle-adjustable pelvic surgery retractor proposed by the present invention.

In the figure: 1 retractor handle, 2 first joint shaft, 3 pelvic mechanism, 4 second joint shaft, 5 movable mechanism, 6 third joint shaft, 7 variable angle handle, 8 first fixed shaft, 9 rotating shaft, 10 No. Two fixed shafts.

Detailed ways

The present invention will be further explained below in conjunction with specific embodiments.

Example

Referring to FIG. 1 , the present embodiment proposes an angle-adjustable pelvic surgery retractor, including a retractor handle 1 , one end of the retractor handle 1 is rotatably connected with a first joint shaft 2 , and a pelvic mechanism 3 is provided on the first joint shaft 2 , the end of the pelvic mechanism 3 away from the first joint shaft 2 is provided with a second joint shaft 4, the second joint shaft 4 is rotatably connected with a movable mechanism 5, and the movable mechanism 5 is provided with a second fixed shaft 10, on the second fixed shaft 10 There is a steel wire, and the second fixed shaft 10 is connected with a rotating shaft 9 through the steel wire. The rotating shaft 9 is located on the side of the pelvic mechanism 3 away from the second fixed shaft 10, and the rotating shaft 9 is connected to the first joint shaft 2 through the steel wire. Connection, the first joint shaft 2 is connected with a third joint shaft 6 through a steel wire, the third joint shaft 6 is connected with a first fixed shaft 8 through a steel wire, and the third joint shaft 6 is located on the hook handle 1, and the third joint shaft A variable-angle handle 7 is rotatably connected on the 6, and the first fixed shaft 8 is located on the variable-angle handle 7;

Put the movable mechanism 5 into the pelvic cavity, then fix the pelvic cavity mechanism 3, then move the variable-angle handle 7 on the hook handle 1, the variable-angle handle 7 moves to drive the first fixed shaft 8 to move, and the first fixed shaft 8 moves to drive the steel wire Tighten or loosen, thereby driving the second fixed shaft 10 to move, and the second fixed shaft 10 drives the movable mechanism 5 to move on the pelvic mechanism 3 to complete the angle adjustment.

In this embodiment, a fixed column is rotatably connected to the rotating shaft 9, and the fixed column is fixed on the pelvic mechanism 3 through the connecting column. One end of the pelvic mechanism 3 is rotatably connected to the hook handle 1 through the first joint shaft 2, and the pelvic mechanism 3 The other end is rotatably connected with the movable mechanism 5 through the second joint shaft 4, and the variable-angle handle 7 is provided with anti-slip threads, and the angle-adjustable pelvic surgery retractor connects the retractor handle 1 and the pelvic mechanism 3 movably through the first joint shaft 2 , the pelvic mechanism 3 and the movable mechanism 5 are movably connected through the second joint shaft 4, which is convenient for angle adjustment, and the third joint shaft 6 makes the variable-angle handle 7 move on the hook handle 1, thereby driving the first fixed shaft 8 to move, and the first fixed shaft 8 is moved. A fixed shaft 8 drives the second fixed shaft 10 to move through the rotating shaft 9 and the steel wire, thereby driving the movable mechanism 5 to move on the pelvic mechanism 3 to achieve the purpose of adjusting the angle. Tighten the tissue, so that the tissue is not easy to slip off, and the exposure is accurate.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (4)

1. An angle-adjustable pelvic surgery retractor comprises a retractor handle (1) and is characterized in that one end of the retractor handle (1) is rotatably connected with a first joint shaft (2), a pelvic mechanism (3) is arranged on the first joint shaft (2), a second joint shaft (4) is arranged at one end, away from the first joint shaft (2), of the pelvic mechanism (3), the second joint shaft (4) is rotatably connected with a movable mechanism (5), a second fixed shaft (10) is arranged on the movable mechanism (5), a steel wire line is arranged on the second fixed shaft (10), the second fixed shaft (10) is connected with a rotating shaft (9) through the steel wire line, the rotating shaft (9) is positioned on one side, away from the second fixed shaft (10), of the pelvic mechanism (3), the rotating shaft (9) is connected with the first joint shaft (2) through the steel wire line, the first joint shaft (2) is connected with a third joint shaft (6) through the steel wire line, the third joint shaft (6) is connected with a first fixed shaft (8) through a steel wire line, the third joint shaft (6) is positioned on the drag hook handle (1), the third joint shaft (6) is rotatably connected with an angle-variable handle (7), and the first fixed shaft (8) is positioned on the angle-variable handle (7);

the movable mechanism (5) is placed in a pelvic cavity, the pelvic cavity mechanism (3) is fixed, then the variable-angle handle (7) is moved on the drag hook handle (1), the variable-angle handle (7) movably drives the first fixed shaft (8) to move, the first fixed shaft (8) movably drives the steel wire to be tensioned or loosened, so that the second fixed shaft (10) is driven to move, the second fixed shaft (10) drives the movable mechanism (5) to move on the pelvic cavity mechanism (3), and angle adjustment is completed.

2. The angle-adjustable pelvic surgery retractor according to claim 1, wherein a fixing column is rotatably connected to the rotating shaft (9) and is fixed to the pelvic mechanism (3) through the connecting column.

3. The angle-adjustable pelvic surgery retractor according to claim 1, wherein one end of the pelvic mechanism (3) is rotatably connected with the retractor handle (1) through a first joint shaft (2), and the other end of the pelvic mechanism (3) is rotatably connected with the movable mechanism (5) through a second joint shaft (4).

4. The angle-adjustable pelvic surgery retractor according to claim 1, characterized in that the angle-adjustable handle (7) is provided with anti-slip threads.

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