CN113262002A

CN113262002A - Suspension retractor device for operation

Info

Publication number: CN113262002A
Application number: CN202110499018.0A
Authority: CN
Inventors: 李霞
Original assignee: Zhangjiagang Hospital of Traditional Chinese Medicine
Current assignee: Zhangjiagang Hospital of Traditional Chinese Medicine
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-08-17

Abstract

The invention discloses a suspension retractor device for operation, which comprises: the drag hook, the horizontal pole, the montant, horizontal pole and montant are L shape and connect fixedly, be equipped with the platform of sliding on the horizontal pole, it is equipped with the lock nail board to slide the bench, threaded connection has the screw on the lock nail board, the below of the platform of sliding is located to the drag hook, it wears to be equipped with two guide pillars and lead screw to slide the bench, the lower extreme of two guide pillars and lead screw is articulated mutually with the drag hook respectively, it is equipped with the spacing groove to slide the bench, be equipped with the worm wheel with lead screw threaded connection in the spacing groove, the spacing groove can be spacing about the worm wheel, the worm wheel next door is equipped with the worm, be equipped with the rocking handle on the outer end of worm, furthermore, the platform of sliding is articulated mutually by mounting bracket and swing span and forms, glide machanism locates between mounting bracket and the horizontal pole, two guide pillars, the lead screw, the spacing groove, the worm wheel, the worm is located on the swing span. The suspension retractor device for the operation is simple, convenient and easy to adjust, and can reliably position the retractor after being adjusted in place, so that the safety is high.

Description

Suspension retractor device for operation

Technical Field

The invention relates to the field of surgical instruments, in particular to a suspension retractor device for surgery.

Background

When in operation, the retractor is required to pull up the opening tissue to expose the operation visual field, so that the operation is convenient. The draw hook is usually temporarily bound and suspended above the operating bed by medical personnel through a hanging strip to pull up and prop open tissues, and the draw hook is suspended by temporarily binding the hanging strip, so that the draw hook has the defects of complex operation, low safety and difficult adjustment.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: provides a suspension retractor device for operation, which has simple operation, high safety and easy adjustment of the position of the retractor.

In order to solve the problems, the technical scheme adopted by the invention is as follows: a surgical suspension retractor device comprising: the drag hook, its characterized in that: further comprising: the horizontal rod and the vertical rod are connected and fixed in an L shape, a sliding table is arranged on the horizontal rod, a sliding mechanism capable of enabling the sliding table to slide along the horizontal rod is arranged between the sliding table and the horizontal rod, a lock screw plate is further arranged on the sliding table, a screw is connected onto the lock screw plate in a threaded mode, the screw can be pushed against the horizontal rod after being screwed in, so that the sliding table cannot slide, a draw hook is arranged below the sliding table, two guide columns and a lead screw penetrate through the sliding table, the lower ends of the two guide columns and the lead screw are respectively hinged with the draw hook, the draw hook can swing left and right, the draw hook can move up and down under the guiding of the two guide columns, a limit groove is arranged on the sliding table, a worm wheel is arranged in the limit groove, the worm wheel is sleeved on the lead screw and is connected with the lead screw in a threaded mode, the limit groove can limit the worm wheel up and down, so that the worm wheel cannot move up and down, but not restrict the worm wheel rotation, be provided with a worm through the bearing installation on the platform of sliding next door of worm wheel, worm and worm wheel mesh transmission mutually, still be provided with a rocking handle on the outer end of worm, can drive the worm rotation behind the rotatory rocking handle, the worm wheel can drive the lead screw and take the drag hook to reciprocate after being driven rotatoryly by the worm, in addition, the platform of sliding is formed by mounting bracket and swing span looks articulated, make the swing span can the horizontal hunting, glide machanism sets up between mounting bracket and horizontal pole, the lock pin board sets up on the mounting bracket, two guide pillars, the lead screw, the spacing groove, the worm wheel, the worm sets up on the swing span.

Further, the surgical suspension retractor device comprises: the sliding mechanism is a linear guide rail, a track in the linear guide rail is arranged on the cross rod, and a sliding block in the linear guide rail is fixed with an installation frame in the sliding table.

Further, the surgical suspension retractor device comprises: the upper end face and the lower end face of the worm wheel are respectively provided with a nylon cushion block, and the nylon cushion blocks are used for being in contact with the limiting grooves to reduce friction force.

Further, the surgical suspension retractor device comprises: the draw hook is U-shaped.

Further, the surgical suspension retractor device comprises: the outer side wall of the draw hook is provided with a U-shaped suction tube arranged along the draw hook.

The invention has the advantages that: the suspension retractor device for the operation is simple and convenient to operate and easy to adjust, and can reliably position the retractor after being adjusted in place, so that the safety is high.

Drawings

Fig. 1 is a schematic structural view of a surgical suspension retractor device according to the present invention.

Detailed Description

The present invention will be described in further detail below with reference to specific embodiments and the attached drawings.

As shown in fig. 1, the surgical suspension retractor device includes: the drag hook 1 still includes: the horizontal rod 2 and the vertical rod 3, the horizontal rod 2 and the vertical rod 3 are connected and fixed in an L shape, a sliding platform 4 is arranged on the horizontal rod 2, a sliding mechanism which can enable the sliding platform 4 to slide along the horizontal rod 2 is arranged between the sliding platform 4 and the horizontal rod 2, a locking nail plate 41 is also arranged on the sliding platform 4, a screw 42 is connected with the locking nail plate 41 in a threaded manner, the screw 42 can be propped against the horizontal rod 2 after being screwed in so that the sliding platform 4 can not slide, the drag hook 1 is arranged below the sliding platform 4, two guide posts 5 and a lead screw 6 are arranged on the sliding platform 4 in a penetrating manner, the lower ends of the two guide posts 5 and the lead screw 6 are respectively connected with the drag hook 1, the drag hook 1 can move up and down under the guidance of the two guide posts 5, a limiting groove 7 is arranged on the sliding platform 4, a worm wheel 8 is arranged in the limiting groove 7, the worm wheel 8 is sleeved on the lead screw 6 and is in threaded connection with the lead screw 6, spacing groove 7 can carry out spacing from top to bottom to worm wheel 8 for worm wheel 8 can't reciprocate, but does not restrict worm wheel 8 and rotate, is provided with a worm 9 through the bearing installation on the platform 4 that slides beside worm wheel 8, and worm 9 and worm wheel 8 mesh transmission mutually, still is provided with a rocking handle 91 on the outer end of worm 9, can drive worm 9 rotatory behind the rotatory rocking handle 91, and worm wheel 8 can drive lead screw 6 area drag hook 1 and reciprocate after being driven rotatory by worm 9. The worm gear structure has self-locking performance, so that the draw hook 1 cannot move downwards automatically.

In this embodiment, the lower ends of the two guide posts 5 and the lead screw 6 are respectively hinged with the drag hook 1, so that the drag hook 1 can swing left and right. After the arrangement, the angle and the position of the drag hook 1 can be conveniently adjusted, thereby conveniently hooking tissues.

The platform 4 that slides is articulated mutually by mounting bracket 21 and swing span 22 and forms for swing span 22 can the horizontal hunting, and glide machanism sets up between mounting bracket 21 and horizontal pole 2, and lock pin board 41 sets up on mounting bracket 21, and two guide pillars 5, lead screw 6, spacing groove 7, worm wheel 8, worm 9 set up on swing span 22. After the arrangement, the angle and the position of the drag hook 1 can be conveniently adjusted, thereby facilitating the hooking of tissues.

The sliding mechanism is a linear guide rail, a track in the linear guide rail is arranged on the cross rod 2, and a sliding block in the linear guide rail is fixed with the mounting frame 21 in the sliding table 4.

The upper end face and the lower end face of the worm wheel 8 are respectively provided with a nylon cushion block, and the nylon cushion blocks are used for being in contact with the limiting groove 7 to reduce friction force. The drag hook 1 is U-shaped. The outer side wall of the drag hook 1 is provided with a U-shaped suction tube 11 arranged along the drag hook 1, and the suction tube 11 can suck liquid when the drag hook 1 pulls up tissues after being connected with a suction device.

During the use, the operation is with hanging in midair drag hook device inserts the installation sleeve pipe on the operation table through montant 3 on it and install mutually with the operation table, then adjusts horizontal pole 2, makes horizontal pole 2 violently in the top of operation table, and the front and back position of adjustment drag hook 1 through platform 4 that slides is followed to adjust the height of drag hook 1 through rotatory rocking handle 91, make drag hook 1 can hook the tissue, then rotatory rocking handle 91 makes drag hook 1 rise and pull up and prop open the tissue, thereby comes to expose operation field of vision and space.

Claims

1. A surgical suspension retractor device comprising: the drag hook, its characterized in that: further comprising: the horizontal rod and the vertical rod are connected and fixed in an L shape, a sliding table is arranged on the horizontal rod, a sliding mechanism capable of enabling the sliding table to slide along the horizontal rod is arranged between the sliding table and the horizontal rod, a lock screw plate is further arranged on the sliding table, a screw is connected onto the lock screw plate in a threaded mode, the screw can be pushed against the horizontal rod after being screwed in, so that the sliding table cannot slide, a draw hook is arranged below the sliding table, two guide columns and a lead screw penetrate through the sliding table, the lower ends of the two guide columns and the lead screw are respectively hinged with the draw hook, the draw hook can swing left and right, the draw hook can move up and down under the guiding of the two guide columns, a limit groove is arranged on the sliding table, a worm wheel is arranged in the limit groove, the worm wheel is sleeved on the lead screw and is connected with the lead screw in a threaded mode, the limit groove can limit the worm wheel up and down, so that the worm wheel cannot move up and down, but not restrict the worm wheel rotation, be provided with a worm through the bearing installation on the platform of sliding next door of worm wheel, worm and worm wheel mesh transmission mutually, still be provided with a rocking handle on the outer end of worm, can drive the worm rotation behind the rotatory rocking handle, the worm wheel can drive the lead screw and take the drag hook to reciprocate after being driven rotatoryly by the worm, in addition, the platform of sliding is formed by mounting bracket and swing span looks articulated, make the swing span can the horizontal hunting, glide machanism sets up between mounting bracket and horizontal pole, the lock pin board sets up on the mounting bracket, two guide pillars, the lead screw, the spacing groove, the worm wheel, the worm sets up on the swing span.

2. The surgical pendant of claim 1, wherein: the sliding mechanism is a linear guide rail, a track in the linear guide rail is arranged on the cross rod, and a sliding block in the linear guide rail is fixed with an installation frame in the sliding table.

3. The surgical pendant according to claim 1 or 2, wherein: the upper end face and the lower end face of the worm wheel are respectively provided with a nylon cushion block, and the nylon cushion blocks are used for being in contact with the limiting grooves to reduce friction force.

4. The surgical pendant according to claim 1 or 2, wherein: the draw hook is U-shaped.

5. The surgical pendant according to claim 4, wherein: the outer side wall of the draw hook is provided with a U-shaped suction tube arranged along the draw hook.