CN108186063A - A kind of operation on pelvis drag hook of adjustable angle - Google Patents

Abstract

The invention discloses an angle-adjustable retractor for pelvic surgery, which includes a retractor handle, one end of the retractor handle is rotatably connected with a first joint shaft, and a pelvic cavity mechanism is arranged on the first joint shaft, and the pelvic cavity mechanism is far away from the first joint shaft. One end of the joint shaft is provided with a second joint shaft, the first joint shaft is rotatably connected with a movable mechanism, the movable mechanism is provided with a second fixed shaft, a steel wire is provided on the second fixed shaft, and the second The fixed shaft is connected with a rotating shaft through a steel wire, and 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 with a steel wire through a steel wire. The third joint shaft is connected to the first fixed shaft through a steel wire, and the third joint shaft is located on the hook handle. The present invention designs an angle-adjustable front end of the drag hook, which can tighten the tissue so that the tissue is not easy to slip off and can be exposed accurately.

Description

An angle-adjustable hook 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 pelvic cavity is fixed. In rectal surgery, when it is necessary to expose the deep surgical field, it is difficult to use the retractor to expose well, and the tissue is easy to slip, so it is often necessary to adjust the retractor frequently. , the operation is very difficult.

Contents of the invention

Based on the technical problems existing in the background technology, the present invention proposes an angle-adjustable retractor for pelvic surgery.

An angle-adjustable retractor for pelvic surgery proposed by the present invention includes a retractor handle, one end of the retractor handle is rotatably connected to a first joint shaft, and a pelvic cavity mechanism is arranged on the first joint shaft, and the pelvic cavity mechanism is far away from the first joint shaft. One end of the joint shaft is provided with a second joint shaft, the first joint shaft is rotatably connected to a movable mechanism, the movable mechanism is provided with a second fixed shaft, and a steel wire is provided on the second fixed shaft, and the second The fixed shaft is connected with a rotating shaft through a steel wire, and 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 with a steel wire through a steel wire. The third joint shaft, the third joint shaft is connected with the first fixed shaft through a steel wire, and the third joint shaft is located on the hook handle, the third joint shaft is connected with a variable-angle handle in rotation, and the first fixed shaft Located 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 variable-angle handle moves to drive the first fixed shaft to move, and the first fixed shaft moves to drive the steel wire to tighten or loosen, thereby driving The second fixed shaft moves, and the second fixed shaft drives the movable mechanism to move on the pelvic cavity mechanism to complete the angle adjustment.

Preferably, a fixed column is rotatably connected to the rotating shaft, and the fixed column is fixed on the pelvic cavity 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 retractor for pelvic surgery movably connects the handle of the retractor with the pelvic mechanism through the first joint axis, movably connects the pelvic mechanism with the movable mechanism through the second joint axis, and facilitates angle adjustment. The angle-changing 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 steel wire, thereby driving the movable mechanism to move on the pelvic cavity mechanism to achieve the purpose of adjusting the angle. The present invention designs an angle-adjustable front end of the drag hook, which can tighten the tissue so that the tissue is not easy to slip off and can be exposed accurately.

Description of drawings

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

In the figure: 1 hook 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, 10th joint Two fixed axes.

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 retractor for pelvic surgery, including a retractor handle 1, one end of the retractor handle 1 is rotatably connected to a first joint shaft 2, and the first joint shaft 2 is provided with a pelvic cavity mechanism 3 , the end of the pelvic cavity mechanism 3 away from the first joint shaft 2 is provided with a second joint shaft 4, the first joint shaft 4 is rotatably connected with a movable mechanism 5, the movable mechanism 5 is provided with a second fixed shaft 10, and on the second fixed shaft 10 A steel wire is provided, and the second fixed shaft 10 is connected to the rotating shaft 9 through the steel wire, the rotating shaft 9 is located on the side of the pelvic cavity 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 to the third joint shaft 6 through a steel wire, the third joint shaft 6 is connected to the 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 6 is rotatably connected with a variable-angle handle 7, 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, and 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 Tightening or loosening drives the second fixed shaft 10 to move, and the second fixed shaft 10 drives the movable mechanism 5 to move on the pelvic cavity mechanism 3 to complete the angle adjustment.

In this embodiment, the rotating shaft 9 is rotatably connected with a fixed column, and the fixed column is fixed on the pelvic cavity mechanism 3 through the connecting column. The other end is rotationally connected with the movable mechanism 5 through the second joint shaft 4, and an anti-slip thread is provided on the variable-angle handle 7, and the angle-adjustable pelvic surgery draw hook makes the draw hook handle 1 and the pelvic cavity mechanism 3 flexibly connected through the first joint shaft 2 The pelvic cavity mechanism 3 and the movable mechanism 5 are movably connected through the second joint shaft 4, which is convenient for angle adjustment, and the angle-changing handle 7 is moved on the hook handle 1 through the third joint shaft 6, thereby driving the first fixed shaft 8 to move. 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 cavity mechanism 3 to achieve the purpose of adjusting the angle. The present invention has designed a pull hook front end with an adjustable angle, which can Tighten the tissue so that the tissue is not easy to slip off and exposed accurately.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (4)

1. An angle-adjustable retractor for pelvic surgery, comprising a retractor handle (1), is characterized in that one end of the retractor handle (1) is rotatably connected with a first joint shaft (2), and the first joint shaft (2 ) is provided with a pelvic mechanism (3), and the end of the pelvic mechanism (3) away from the first joint axis (2) is provided with a second joint axis (4), and the first joint axis (4) is rotatably connected with a movable mechanism (5), the movable mechanism (5) is provided with a second fixed shaft (10), the second fixed shaft (10) is provided with a steel wire, and the second fixed shaft (10) is connected by a steel wire There is a rotating shaft (9), and the rotating shaft (9) is located on the side of the pelvic cavity mechanism (3) away from the second fixed shaft (10), and the rotating shaft (9) is connected to the first joint shaft (2) through a steel wire , the first joint shaft (2) is connected to the third joint shaft (6) through a steel wire, the third joint shaft (6) is connected to the first fixed shaft (8) through a steel wire, and the third joint shaft (6) Located on the hook handle (1), the third joint shaft (6) is rotatably connected with a variable-angle handle (7), 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), and the variable-angle handle (7) moves to drive the first fixed shaft (8 ) activity, the first fixed shaft (8) moves to drive the steel wire to tighten or loosen, thereby driving the second fixed shaft (10) to move, and the second fixed shaft (10) drives the movable mechanism (5) on the pelvic cavity mechanism (3) activity to complete the angle adjustment. 2. An angle-adjustable retractor for pelvic surgery according to claim 1, characterized in that, the rotating shaft (9) is rotatably connected with a fixed post, and the fixed post is fixed to the pelvic cavity mechanism (3) through the connecting post superior. 3. An angle-adjustable retractor for pelvic surgery according to claim 1, characterized in that, one end of the pelvic cavity mechanism (3) is rotationally connected with the retractor handle (1) through the first joint shaft (2), and The other end of the pelvic cavity mechanism (3) is rotationally connected with the movable mechanism (5) through the second joint shaft (4). 4. An angle-adjustable retractor for pelvic surgery according to claim 1, characterized in that an anti-slip thread is provided on the variable-angle handle (7).