CN210903143U - Adjustable retractor for thoracic surgery - Google Patents

Abstract

The utility model discloses an adjustable retractor for thoracic surgery, which comprises a bed body, wherein the lower surface of the bed body is provided with a first chute, the inner side wall of the first chute is connected with a first slide block in a sliding way, the front surface of the bed body corresponds to the first chute and is fixedly connected with a first motor, the output shaft of the first motor passes through one end of a first rotating shaft fixedly connected with the front side wall of the first chute, the other end of the first rotating shaft penetrates through the first slide block and is connected with the rear surface of the first chute in a rotating way, the surface of the first rotating shaft is provided with an external thread, the inner side wall of the first slide block is provided with an internal thread matched with the external thread, the lower surface of the first slide block is fixedly connected with a base, the whole process of the equipment operation of the utility model is completed by a motor, medical staff does not need to manually adjust equipment, and the equipment, so as to adapt to different patients and has simple and convenient operation.

Description

Adjustable retractor for thoracic surgery

Technical Field

The utility model relates to the technical field of medical equipment, the specific field is a thoracic surgery is with adjustable retractor.

Background

The retractor is also called a draw hook, is used for retracting tissues, exposes the range needing an operation, is convenient to explore and operate, can be divided into a handheld draw hook and an automatic draw hook, has specifications of various shapes and sizes, and can select a proper draw hook according to the operation requirement.

With the continuous development of society, the economic level of China is also continuously improved, the medical technology is also continuously improved, various medical equipment is often needed in the thoracic surgery operation, the retractor is needed to be used for effective expansion in the open surgery, the common retractor is one-way expansion, the retractor is manually operated in the whole process, the operation is complex, medical staff is difficult to be infected with pollutants such as medicines and blood in the hand during the operation, and thus the pollution is easily caused when the retractor is operated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable retractor for thoracic surgery to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable retractor for thoracic surgery comprises a bed body, wherein a first chute is arranged on the lower surface of the bed body, a first sliding block is connected on the inner side wall of the first chute in a sliding manner, a first motor is fixedly connected to the front surface of the bed body corresponding to the first chute, an output shaft of the first motor penetrates through one end of a first rotating shaft fixedly connected to the front side wall of the first chute, the other end of the first rotating shaft penetrates through the first sliding block and is rotatably connected to the rear surface of the first chute, an external thread is arranged on the surface of the first rotating shaft, an internal thread matched with the external thread is arranged on the inner side wall of the first sliding block, a base is fixedly connected to the lower surface of the first sliding block, a second motor is fixedly connected to the inner upper surface of the base, and a second rotating shaft is fixedly connected to the upper side wall of the base, the surface of the second rotating shaft is provided with external threads, the upper surface of the base is fixedly connected with a vertical rod, the outer surface of the vertical rod is sleeved with a first sleeve, the outer surface of the second rotating shaft is sleeved with a second sleeve, the inner side wall of the second sleeve is provided with internal threads matched with the external threads on the surface of the second rotating shaft, the rear surfaces of the first sleeve and the second sleeve are both fixedly connected with a cross rod, the lower surface of the cross rod is provided with a second chute, the inner side wall of the second chute is connected with two second sliding blocks in a sliding manner, the left surface of the cross rod is fixedly connected with a third motor, the output shaft of the third motor penetrates through one end of a third rotating shaft fixedly connected with the left side wall of the second chute, the third rotating shaft penetrates through the two second sliding blocks and is rotatably connected to the right surface of the second chute, and the surface of the third rotating, the inner side walls of the two second sliding blocks are provided with internal threads matched with the external threads on the surface of the third rotating shaft, the rotating directions of the internal threads of the two second sliding blocks are opposite, and hook claws are fixedly connected to the lower surfaces of the second sliding blocks.

Preferably, the cross sections of the first sliding groove, the first sliding block, the second sliding groove and the second sliding block are all isosceles trapezoids.

Preferably, the outer surface of the hook claw is provided with a disinfection sponge sleeve.

Preferably, the upper surface of the bed body is provided with a spongy cushion.

Preferably, the lower surface of the bed body is fixedly connected with universal wheels.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a thoracic surgery is with adjustable retractor, this equipment operation is accomplished by the motor in the whole journey, and medical staff need not manual adjustment equipment, and equipment is stable, the position of adjustable retractor to adapt to different diseases, it is easy and simple to handle.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

fig. 3 is a schematic view of the cross bar of the present invention in a top view.

In the figure: 1-bed body, 2-first chute, 3-first motor, 4-first rotating shaft, 5-first sliding block, 6-base, 7-second motor, 8-second rotating shaft, 9-vertical rod, 10-first sleeve, 11-second sleeve, 12-cross rod, 13-second chute, 14-second sliding block, 15-third motor, 16-third rotating shaft, 17-hook claw, 18-disinfection sponge sleeve, 19-sponge cushion and 20-universal wheel.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an adjustable retractor for thoracic surgery comprises a bed body 1, wherein a first sliding chute 2 is arranged on the lower surface of the bed body 1, a first sliding block 5 is connected on the inner side wall of the first sliding chute 2 in a sliding manner, the first sliding block 5 can slide back and forth along the first sliding chute 2, a first motor 3 is fixedly connected to the front surface of the bed body 1 corresponding to the front side wall of the first sliding chute 2, an output shaft of the first motor 3 penetrates through the front side wall of the first sliding chute 2 and is fixedly connected with one end of a first rotating shaft 4, the other end of the first rotating shaft 4 penetrates through the first sliding block 5 and is rotatably connected to the rear surface of the first sliding chute 2, when the first motor 3 rotates, the first rotating shaft 4 can be driven to rotate in the first sliding chute 2, an external thread is arranged on the surface of the first rotating shaft 4, an internal thread matched with the external thread is arranged on the inner side wall of the first sliding block 5, when the first rotating shaft 4 rotates, because the side wall of the first sliding block 5 is fixed by the side wall of the first sliding chute 2, the first sliding block 5 slides in the first sliding chute 2 under the action of the internal and external threads, the lower surface of the first sliding block 5 is fixedly connected with the base 6, the first sliding block 5 can drive the base 6 to move, the left end of the base 6 extends out of the bed body 1, the inner upper surface of the base 6 is fixedly connected with the second motor 7, the output shaft of the second motor 7 penetrates through the upper side wall of the base 6 and is fixedly connected with the second rotating shaft 8, the second motor 7 can drive the second rotating shaft 8 to rotate, the surface of the second rotating shaft 8 is provided with the external threads, the upper surface of the base 6 is fixedly connected with the vertical rod 9, the vertical rod 9 is positioned at the left side of the second rotating shaft 8, and the outer surface of the vertical rod 9 is sleeved with the first sleeve 10, the first sleeve 10 can slide up and down along the vertical rod 9, the outer surface of the second rotating shaft 8 is sleeved with a second sleeve 11, the inner side wall of the second sleeve 11 is provided with an internal thread matched with the external thread on the surface of the second rotating shaft 8, the rear surfaces of the first sleeve 10 and the second sleeve 11 are fixedly connected with a cross rod 12, the first sleeve 10 and the second sleeve 11 are connected by the cross rod 12, a second chute 13 is arranged on the lower surface of the cross rod 12, two second sliders 14 are slidably connected with the inner side wall of the second chute 13, the second sliders 14 can slide left and right along the second chute 13, a third motor 15 is fixedly connected with the left surface of the cross rod 12, the output shaft of the third motor 15 penetrates through one end of a third rotating shaft 16 fixedly connected with the left side wall of the second chute 13, the third rotating shaft 16 penetrates through two second sliders 14 and is rotatably connected on the right surface of the second chute 13, third motor 15 can drive third axis of rotation 16 rotates, the surface of third axis of rotation 16 is equipped with the external screw thread, two the inside wall of second slider 14 be equipped with the surface external screw thread matched with internal thread of third axis of rotation 16, two the internal screw thread of second slider 14 revolves to opposite, works as when third axis of rotation 16 rotates, can make two second slider 14 slides to opposite direction, the lower fixed surface of second slider 14 is connected with colludes claw 17, collude claw 17 and also be reverse setting, and in this article, the electrical components who mentions all are connected with external master controller and 220V commercial power electricity, and external master controller can make the computer etc. play the conventional known equipment of control function.

Specifically, the cross sections of the first sliding chute 2, the first sliding block 5, the second sliding chute 13 and the second sliding block 14 are all isosceles trapezoids, so that the side walls of the sliding chutes generate acting force on the sliding blocks, and the force acting on the sliding blocks cannot directly act on the rotating shaft.

Specifically, the outer surface of the hook claw 17 is provided with a disinfection sponge sleeve 18, so that the device is prevented from damaging a patient and being infected.

Particularly, the upper surface of bed body 1 is equipped with foam-rubber cushion 19, comfort level when increasing the use.

Particularly, the lower surface fixedly connected with universal wheel 20 of bed body 1 makes things convenient for the equipment to remove.

The working principle is as follows: the utility model is used when chest is required to be retracted, a patient lies on the bed body 1, the first motor 3 is started, the first motor 3 drives the first rotating shaft 4 to rotate, the first rotating shaft 4 drives the first slide block 5 to slide back and forth in the first chute 2, thereby the front and back positions of the adjusting device are adjusted, the second motor 7 is started, the second motor 7 drives the second rotating shaft 8 to rotate, the second sleeve 11 is fixed on the cross rod 12, and the first sleeve 10 is also fixed on the cross rod 12, so the second sleeve 11 can only move up and down, thereby the cross rod 12 is driven to move up and down, the upper and lower positions of the adjusting device are started, the third motor 15 drives the third rotating shaft 16 to rotate, thereby the two second slide blocks 14 are driven to move in the second chute 13, the inner threads on the inner side walls of the two second slide blocks 14 are rotated in opposite directions, thereby the two second slide blocks 14 can slide in opposite directions, thereby driving the hook claw 17 to retract the chest of the patient.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. An adjustable retractor for thoracic surgery, comprising a bed body (1), characterized in that: the lower surface of the bed body (1) is provided with a first chute (2), the inner side wall of the first chute (2) is connected with a first sliding block (5) in a sliding manner, the front surface of the bed body (1) corresponds to the first chute (2) and is fixedly connected with a first motor (3), the output shaft of the first motor (3) penetrates through one end of a first rotating shaft (4) fixedly connected with the front side wall of the first chute (2), the other end of the first rotating shaft (4) penetrates through the first sliding block (5) and is rotatably connected with the rear surface of the first chute (2), the surface of the first rotating shaft (4) is provided with external threads, the inner side wall of the first sliding block (5) is provided with internal threads matched with the external threads, the lower surface of the first sliding block (5) is fixedly connected with a base (6), the inner upper surface of the base (6) is fixedly connected with a second motor (7), the output shaft of the second motor (7) penetrates through the upper side wall of the base (6) and is fixedly connected with a second rotating shaft (8), the surface of the second rotating shaft (8) is provided with external threads, the upper surface of the base (6) is fixedly connected with a vertical rod (9), the outer surface of the vertical rod (9) is sleeved with a first sleeve (10), the outer surface of the second rotating shaft (8) is sleeved with a second sleeve (11), the inner side wall of the second sleeve (11) is provided with internal threads matched with the external threads on the surface of the second rotating shaft (8), the rear surfaces of the first sleeve (10) and the second sleeve (11) are both fixedly connected with a transverse rod (12), the lower surface of the transverse rod (12) is provided with a second sliding groove (13), the inner side wall of the second sliding groove (13) is slidably connected with two second sliding blocks (14), the left surface of the transverse rod (12) is fixedly connected with a third motor (15), the output shaft of third motor (15) passes the one end of the left side wall fixedly connected with third axis of rotation (16) of second spout (13), third axis of rotation (16) passes two second slider (14) rotate to be connected the right surface of second spout (13), the surface of third axis of rotation (16) is equipped with the external screw thread, two the inside wall of second slider (14) be equipped with the internal thread of the surperficial external screw thread matched with of third axis of rotation (16), two the internal thread of second slider (14) revolves to opposite direction, the lower fixed surface of second slider (14) is connected with and colludes claw (17).

2. The thoracic surgically adjustable retractor of claim 1, wherein: the cross sections of the first sliding groove (2), the first sliding block (5), the second sliding groove (13) and the second sliding block (14) are all isosceles trapezoids.

3. The thoracic surgically adjustable retractor of claim 1, wherein: the outer surface of the hook claw (17) is provided with a disinfection sponge sleeve (18).

4. The thoracic surgically adjustable retractor of claim 1, wherein: the upper surface of the bed body (1) is provided with a spongy cushion (19).

5. The thoracic surgically adjustable retractor of claim 1, wherein: the lower surface of the bed body (1) is fixedly connected with universal wheels (20).

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